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Eric Botcazou 1e17e15ae5 fold-const.c (fold_unary): Fold the cast into a BIT_AND_EXPR only for an INTEGER_TYPE. 
* fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
	a BIT_AND_EXPR only for an INTEGER_TYPE.

From-SVN: r135467
2008-05-17 13:06:21 +00:00

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2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
a BIT_AND_EXPR only for an INTEGER_TYPE.
2008-05-16 David S. Miller <davem@davemloft.net>
* config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before
overriding.
* config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2008-05-16 Uros Bizjak <ubizjak@gmail.com>
PR target/36246
* config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* ifcvt.c (dead_or_predicable): Rename
df_simulate_one_insn_backwards to df_simulate_one_insn.
* recog.c (peephole2_optimize): Ditto.
* rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
Ditto.
* df.h: Rename df_simulate_one_insn_backwards to
df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
* df-problems.c (df_simulate_artificial_refs_at_top) Reversed
scanning of defs and uses.
(df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
(df_simulate_one_insn_forwards): Removed.
2008-05-16 Doug Kwan <dougkwan@google.com>
* real.c (real_to_decimal, real_to_hexadecimal): Distinguish
QNaN & SNaN.
(real_from_string): Handle NaNs and Inf as approriate.
2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
* doc/gty.texi (Source Files Containing Type Information): Note
that headers should appear first in the gtfiles list.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* tree.def (COND_EXEC): Properly documented this code.
2008-05-16 Diego Novillo <dnovillo@google.com>
* dwarf2asm.c (dw2_assemble_integer): Clarify comment.
* tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
the new field.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* tree-ssa-dse (max_stmt_uid): Removed.
(get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
* tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
* function.h (cfun.last_stmt_uid): New field.
* tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
gimple_stmt_max_uid, set_gimple_stmt_max_uid,
inc_gimple_stmt_max_uid): New functions.
* tree-dfa.c (renumber_gimple_stmt_uids): New function.
(create_stmt_ann): Initialize the ann->uid field.
* tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
with new calls.
* tree-flow.h (renumber_gimple_stmt_uids): New function.
2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
* tree-flow.h (init_empty_tree_cfg_for_function): Declare.
* tree-cfg.c (init_empty_tree_cfg_for_function): Define.
(init_empty_tree_cfg): Call it.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
Update all users.
2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/invoke.text (-fdump-tree-*-verbose): New option.
* tree-dump.c (dump_options): New verbose option.
* tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
Add verbose dump.
* tree-pass.h (TDF_VERBOSE): New dump flag.
* print-tree.c (print_node): Added code to be able to print PHI_NODES.
(tree-flow.h): Added include.
* Makefile.in (print-tree.o): Added TREE_FLOW_H.
2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
From Jie Zhang <jie.zhang@analog.com>
* config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
mcpu=bf561-none and mcpu=bf561-0.2.
* config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
* config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
BFIN_CPU_UNKNOWN.
* config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
(LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
option.
* config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
(cputype_selected): Remove.
(bfin_handle_option): Don't use cputype_selected.
(override_options): When no mcpu option, enable all workarounds.
Don't use bfin_workarounds.
* config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
processor type.
(DEFAULT_CPU_TYPE): Don't define.
2008-05-16 Richard Guenther <rguenther@suse.de>
* tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
on deletion of the last stmt.
2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_general): Optimize
V8HImode for SSE2 and V16QImode for SSE4.1.
2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
* cgraph.h (compute_inline_parameters): Made public.
* tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
variable_generate_summary, function_write_summary,
variable_write_summary, variable_read_summary. Added
generate_summary, write_summary, read_summary.
* cgraphunit.c (cgraph_process_new_functions): Changed call from
pass_ipa_inline.function_generate_summary, to
compute_inline_parameters.
* ipa-inline.c (compute_inline_parameters): Made public and added
node parameter.
(compute_inline_parameters_for_current): New function.
(pass_inline_param): Now calls compute_inline_parameters_for_current.
(inline_generate_summary): Removed parameter and made to loop over
all cgraph nodes.
(pass_ipa_inline): Updated for new IPA_PASS structure.
* passes.c (execute_ipa_summary_passes): Now is called once per
pass rather than once per node*pass.
2008-05-15 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
avr_have_mul_p, avr_asm_only_p): Remove variables.
(avr_override_options): Remove initialization of removed variables.
(avr_file_start): Convert removed variables to fields of
'struct base_arch_s *avr_current_arch'.
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
(AVR_HAVE_MUL): (Ditto.).
(AVR_HAVE_MOVW): (Ditto.).
(AVR_HAVE_LPMX): (Ditto.).
(avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
avr_asm_only_p): Remove declaration.
2008-05-15 Diego Novillo <dnovillo@google.com>
* config/arm/arm.c (arm_return_in_memory): Fix return type.
* config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
PR middle-end/36194
* combine.c (check_conversion): Rename back to check_promoted_subreg.
Don't call record_truncated_value from here.
(record_truncated_value): Turn it into a for_each_rtx callback.
(record_truncated_values): New function.
(combine_instructions): Call note_uses with record_truncated_values.
Change name of check_conversion to check_promoted_subreg.
2008-05-15 Janis Johnson <janis187@us.ibm.com>
* doc/sourcebuild.texi: Document support for torture tests.
2008-05-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
to alternative 4 of operand 2.
2008-05-15 Richard Guenther <rguenther@suse.de>
* tree-pass.h (current_pass): Declare.
(get_pass_for_id): Likewise.
* passes.c (passes_by_id, passes_by_id_size): New globals.
(set_pass_for_id): New function.
(get_pass_for_id): Likewise.
(register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
(execute_function_todo): Flush per function statistics.
* toplev.c (compile_file): Init statistics.
(general_init): Do early statistics initialization.
(finalize): Finish statistics.
* statistics.h (statistics_early_init): Declare.
(statistics_init): Likewise.
(statistics_fini): Likewise.
(statistics_fini_pass): Likewise.
(statistics_counter_event): Likewise.
(statistics_histogram_event): Likewise.
* statistics.c: New file.
* Makefile.in (OBJS-common): Add statistics.o.
(statistics.o): Add dependencies.
* doc/invoke.texi (-fdump-statistics): Document.
* tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
(insert): Likewise.
(execute_pre): Use statistics_counter_event.
* tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
(substitute_and_fold): Increment it. Use statistics_counter_event.
2008-05-15 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
* treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
* tree-ssa-alias.c (new_type_alias): Remove references to
sub-variables from comment.
* tree-ssa-operands.c (swap_tree_operands): Likewise.
2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
attribute to 1 only for insertps alternative.
2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (loadbytes): New pattern.
* config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
(bfin_init_builtins): Initialize it.
(bdesc_1arg): Add it.
2008-05-15 Sa Liu <saliu@de.ibm.com>
* testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
* testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
* testsuite/lib/target-supports.exp: Add
check_effective_target_fortran_integer_16.
2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
* config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
* config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
(TARGET_RETURN_IN_MEMORY): Define.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR middle-end/36244
* tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
* tree-flow-inline.h (unmodifiable_var_p): Memory tags never
represent unmodifiable vars.
2008-05-15 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (refs_may_alias_p): Allow all kinds of
INDIRECT_REF and TARGET_MEM_REF.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
TARGET_MEM_REF.
2008-05-15 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
(*vec_concatv2si_sse4_1): Use vector_move_operand predicate
for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
insn alternatives. Add missing alternatives.
(*vec_concatv2di_rex64_sse4_1): Likewise.
(*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
(*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
Require TARGET_SSE.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36009
PR tree-optimization/36204
* tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
(determine_invariantness_stmt): Record the loop a store is
always executed in.
* Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
dependency.
2008-05-15 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34330
* tree-ssa-alias.c (get_smt_for): Only assert that accesses
through the pointer will alias the SMT.
2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
* config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
OTI_vrotl, OTI_vrotr to support vector/vector shifts.
(vashl_optab): New optab for vector/vector shifts.
(vashr_optab): Ditto.
(vlshr_optab): Ditto.
(vrotl_optab): Ditto.
(vrotr_optab): Ditto.
(optab_subtype): New enum for optab_for_tree_code call.
(optab_for_tree_code): Add enum optab_subtype argument.
* optabs.c (optab_for_tree_code): Take an additional argument to
distinguish between a vector shift by a scalar and vector shift by
a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
vector shift by a vector.
(expand_widen_pattern_expr): Pass additional argument to
optab_for_tree_code.
* genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
vrotl_optab, vrotr_optab.
* expr.c (expand_expr_real_1): Update calls to
optab_for_tree_code to distinguish between vector shifted by a
scalar and vector shifted by a vector.
* tree-vectorizer.c (supportable_widening_operation): Ditto.
(supportable_narrowing_operation): Ditto.
* tree-vect-analyze.c (vect_build_slp_tree): Ditto.
* tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
* tree-vect-transform.c (vect_model_reduction_cost): Ditto.
(vect_create_epilog_for_reduction): Ditto.
(vectorizable_reduction): Ditto.
(vectorizable_operation): Ditto.
(vect_strided_store_supported): Ditto.
(vect_strided_load_supported): Ditto.
* tree-vect-generic.c (expand_vector_operations_1): Ditto.
* expmed.c (expand_shift): Ditto.
* doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
scalar type.
(ashr@var{m}3): Ditto.
(vashl@var{m}3): Document new vector/vector shift standard name.
(vashr@var{m}3): Ditto.
(vlshr@var{m}3): Ditto.
(vrotl@var{m}3): Ditto.
(vrotr@var{m}3): Ditto.
* config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
(PPERM_INVERT): Ditto.
(PPERM_REVERSE): Ditto.
(PPERM_REV_INV): Ditto.
(PPERM_ZERO): Ditto.
(PPERM_ONES): Ditto.
(PPERM_SIGN): Ditto.
(PPERM_INV_SIGN): Ditto.
(PPERM_SRC1): Ditto.
(PPERM_SRC2): Ditto.
* config/i386/sse.md (mulv2di3): Add SSE5 support.
(sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
allows a memory operand to be the value being added, and split it
to improve vectorization.
(sse5_pmacsdqh_mem): Ditto.
(sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
(sse5_mulv2div2di3_high): Ditto.
(vec_pack_trunc_v8hi): Add SSE5 pperm support.
(vec_pack_trunc_v4si): Ditto.
(vec_pack_trunc_v2di): Ditto.
(sse5_pcmov_<mode>): Remove code that tried to use use
andps/andnps instead of pcmov.
(vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
pmacsdqh instructions.
(vec_widen_smult_lo_v4si): Ditto.
* config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
(PPERM_INVERT): Ditto.
(PPERM_REVERSE): Ditto.
(PPERM_REV_INV): Ditto.
(PPERM_ZERO): Ditto.
(PPERM_ONES): Ditto.
(PPERM_SIGN): Ditto.
(PPERM_INV_SIGN): Ditto.
(PPERM_SRC1): Ditto.
(PPERM_SRC2): Ditto.
(ix86_expand_sse_movcc): Move the SSE5 test after the if
true/false tests.
(ix86_expand_int_vcond): If SSE5 generate all possible integer
comparisons.
(ix86_sse5_valid_op_p): Allow num_memory to be negative, which
says ignore whether the last reference is a memory operand.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
Paolo Bonzini <bonzini at gnu dot org>
* config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
shift patterns.
* config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
(vlshr<mode>3): Rename from vlshr<mode>3.
(vashr<mode>3): Rename from vashr<mode>3.
(mulv4sf3): Change the names of vector shift patterns.
(mulv4si3): Ditto.
(negv4sf2): Ditt.
* config/spu/spu.c (spu_initialize_trampoline): Rename vector
shift insns.
* config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
(SI_SHLHI): Ditto.
(SI_SHL): Ditto.
(SI_SHLI): Ditto.
(SI_ROTH): Ditto.
(SI_ROTHI): Ditto.
(SI_ROT): Ditto.
(SI_ROTI): Ditto.
(SPU_RL_0): Ditto.
(SPU_RL_1): Ditto.
(SPU_RL_2): Ditto.
(SPU_RL_3): Ditto.
(SPU_RL_4): Ditto.
(SPU_RL_5): Ditto.
(SPU_RL_6): Ditto.
(SPU_RL_7): Ditto.
(SPU_SL_0): Ditto.
(SPU_SL_1): Ditto.
(SPU_SL_2): Ditto.
(SPU_SL_3): Ditto.
(SPU_SL_4): Ditto.
(SPU_SL_5): Ditto.
(SPU_SL_6): Ditto.
(SPU_SL_7): Ditto.
* config/spu/spu.md (v): New iterator macro to add v for vector types.
(floatunssidf2_internal): Change vector/vector shift names.
(floatunsdidf2_internal): Ditto.
(mulv8hi3): Ditto.
(ashrdi3): Ditto.
(ashrti3): Ditto.
(cgt_df): Ditto.
(cgt_v2df): Ditto.
(dftsv): Ditto.
(vashl<mode>3): Rename from ashl<mode>3.
(vashr<mode>3): Rename from ashr<mode>3.
(vlshr<mode>3): Rename from lshr<mode>3.
(vrotl<mode>3): Rename from rotl<mode>3.
2008-05-14 Michael Meissner <michael.meissner@amd.com>
PR target/36224
* config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
multiply gives the wrong value when doing widening multiplies.
(vec_widen_smult_lo_v4si): Ditto.
2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
* optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
emit_library_call_value.
* builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
* tree.h (ECF_LIBCALL_BLOCK): Removed.
* calls.c (initialize_argument_information, precompute_arguments,
expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
(precompute_arguments): Removed flags parameter.
* rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2008-05-14 Richard Guenther <rguenther@suse.de>
* tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
Make sure to register the store if the use is a PHI_NODE.
2008-05-14 Olivier Hainque <hainque@adacore.com>
* expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
memory if the component is to be referenced in BLKmode according
to get_inner_reference.
2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
* calls.c (emit_library_call_value_1): Restore code clearing
ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2008-05-14 Olivier Hainque <hainque@adacore.com>
Nicolas Roche <roche@adacore.com>
* configure.ac: Add support for a "gcc_subdir" variable in
config-lang.in, to denote a subdirectory where the language/GCC
integration files are to be found.
* configure: Regenerate.
2008-05-14 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36098
* tree-vect-analyze.c (vect_analyze_group_access): Set the gap
value for the first load in the group in case of a gap.
(vect_build_slp_tree): Check that there are no gaps in loads.
2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
* optabs.c (expand_binop, expand_absneg_bit, expand_unop,
expand_copysign_bit, ): Change call to emit_no_conflict_block to
emit_insn and remove unneeded code to construct extra args.
(emit_no_conflict_block): Removed.
* optabls.h: (emit_no_conflict_block): Removed.
* cse.c (cse_extended_basic_block): Remove search for
REG_NO_CONFLICT note.
* global.c: Removed incorrect comment added in revision 117.
* expr.c (convert_move): Change call to emit_no_conflict_block to
emit_insn.
* recog.c: Change comments so that they do not mention
REG_NO_CONFLICT.
* local_alloc.c (combine_regs): Removed last parameter.
(no_conflict_p): Removed.
(block_alloc): Removed note, no_conflict_combined_regno and set
local vars. Removed all code to process REG_NO_CONFLICT blocks.
(combine_regs): Removed already_dead and code to look for
REG_NO_CONFLICT notes.
* lower_subreg (remove_retval_note): Removed code to look for
REG_NO_CONFLICT block.
(resolve_reg_notes): Removed REG_NO_CONFLICT case.
(resolve_clobber): Remove code to process libcalls that have
REG_NO_CONFLICT notes.
* loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
case.
* combine.c (can_combine_p, distribute_notes): Removed
REG_NO_CONFLICT case.
* config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
to emit_insns.
* config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
* config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
Ditto.
* reg-notes.def (NO_CONFLICT): Removed.
2008-05-14 David S. Miller <davem@davemloft.net>
* config/sparc/sparc.c (sparc_profile_hook): If
NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
* config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
* config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2008-05-13 Uros Bizjak <ubizjak@gmail.com>
PR target/36222
* config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
and op1 expansion before vector concat to have less live pseudos.
2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
ix86_expand_vector_set if supported.
2008-05-13 Diego Novillo <dnovillo@google.com>
Kenneth Zadeck <zadeck@naturalbridge.com>
http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
* tree.h (init_phinodes, fini_phinodes, release_phi_node,
phinodes_print_statistics, init_ssanames, fini_ssanames,
make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
release_ssa_name, release_defs, replace_ssa_name_symbol,
ssanames_print_statistics): Move ...
* tree-flow.h: ... here.
* tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
Use FN instead of cfun.
(make_ssa_name_fn): Rename from make_ssa_name.
(pass_release_ssa_names): Add TODO_dump_func to finish flags.
* tree-flow-inline.h (make_ssa_name): Move from
tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
* omp-low.c (expand_omp_parallel):
* tree-flow-inline.h (redirect_edge_var_map_result):
* tree-ssa.c (init_tree_ssa): Add argument FN.
Use it instead of cfun. Update all users.
2008-05-13 Tom Tromey <tromey@redhat.com>
PR preprocessor/22168:
* doc/cpp.texi (Top): Update menu.
(Alternatives to Wrapper #ifndef): New node.
(Other Directives): Document deprecation.
(Obsolete Features): Remove menu.
(Assertions): Merge node into Obsolete Features.
(Obsolete once-only headers): Move earlier; rename to Alternatives
to Wrapper #ifndef.
* doc/cppopts.texi: Update.
* c.opt (Wdeprecated): Enable for C and ObjC.
* doc/invoke.texi (Option Summary): Move -Wno-deprecated.
(C++ Dialect Options): Move -Wno-deprecated from here to...
(Warning Options): ... here.
2008-05-13 Richard Guenther <rguenther@suse.de>
PR middle-end/36227
* fold-const.c (fold_sign_changed_comparison): Do not allow
changes in pointer-ness.
2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/24713
* config/sh/sh.c (sh_expand_prologue): Don't clear
RTX_FRAME_RELATED_P for push insns.
2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2008-05-12 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (machine_function): Add 'is_leaf' field.
* config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
Use 'machine->is_leaf' instead of 'leaf_func_p'.
2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*sse_concatv4sf): Renamed to ...
(*vec_concatv4sf_sse): This.
(*sse2_concatv2si): Renamed to ...
(*vec_concatv2si_sse2): This.
(*sse1_concatv2si): Renamed to ...
(*vec_concatv2si_sse): This.
(*vec_concatv2di_rex): Renamed to ...
(*vec_concatv2di_rex64): This.
(*vec_concatv2si_sse4_1): New.
(*vec_concatv2di_rex64_sse4_1): Likewise.
2008-05-12 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/36111
* recog.c (validate_replace_rtx_1): Unshare new RTL expression
that was created for swappable operands.
2008-05-12 Samuel Tardieu <sam@rfc1149.net>
PR ada/36001
* Makefile.in: Substitute GNATMAKE and GNATBIND.
* configure.ac: Add call to ACX_PROG_GNAT.
2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
* optc-gen.awk: Fix comment typo.
2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
* pretty-print.c (pp_integer_with_precision): Use
HOST_LONG_LONG_FORMAT.
2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
* gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (bdesc_ptest): Removed.
(ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
(bdesc_args): Add __builtin_ia32_ptestz128,
__builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
(ix86_expand_builtin): Updated.
2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
* tree-cfg.c (valid_fixed_convert_types_p): New function.
(verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2008-05-10 Uros Bizjak <ubizjak@gmail.com>
* value-prof.c (interesting_stringop_to_profile): Do not
return early for BUILT_IN_MEMPCPY.
2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
* calls.c (expand_call): Don't use callgraph to increase
preferred_stack_boundary.
* cgraph.h (cgraph_rtl_info): Use unsigned on
preferred_incoming_stack_boundary.
* final.c (rest_of_clean_state): Use unsigned on
preferred_stack_boundary.
2008-05-09 Tom Tromey <tromey@redhat.com>
PR preprocessor/22231:
* c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
proceeding.
2008-05-09 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/36129
* tree-ssa-ccp.c: Include value-prof.h.
(execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
built-in function was folded to a constant.
* Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c: Document instantiate_scev.
(instantiate_parameters_1): Renamed instantiate_scev_1.
Don't use the same loop for instantiation_loop and evolution_loop.
(instantiate_scev): New.
(instantiate_parameters): Moved...
(resolve_mixers): Update call to instantiate_scev_1 to pass the
same loop twice. Maintains the semantics for this function.
* tree-scalar-evolution.h (instantiate_scev): Declare.
(instantiate_parameters): ...here. Now static inline.
* tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
instead of resolve_mixers.
2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
* rtl-factoring.c (collect_pattern_seqs): Fix typo.
2008-05-09 Tomas Bily <tbily@suse.cz>
* config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
* tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
* tree-ssa-structalias.c (get_constraint_for): Likewise.
* c-common.c (c_common_truthvalue_conversion): Likewise.
* tree-object-size.c (compute_object_offset): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* varasm.c (const_hash_1, compare_constant, copy_constant)
(compute_reloc_for_constant, output_addressed_constants)
(initializer_constant_valid_p): Likewise.
* c-omp.c (check_omp_for_incr_expr): Likewise.
* gimplify.c (gimplify_expr): Likewise.
* c-typeck.c (c_finish_return): Likewise.
* tree-vectorizer.c (supportable_widening_operation)
(supportable_narrowing_operation): Likewise.
* c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
* matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
* expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
(descr_info_loc): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
* fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
(fold_unary): Likewise.
* builtins.c (get_pointer_alignment): Likewise.
* tree-scalar-evolution.c (interpret_rhs_modify_stmt)
(instantiate_parameters_1): Likewise.
* tree.c (expr_align, stabilize_reference): Likewise.
* tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
* tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
* convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
* config/alpha/alpha.c (va_list_skip_additions): Likewise.
* c-common.c (c_alignof_expr, check_function_arguments_recurse):
Likewise.
* tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
* varasm.c (initializer_constant_valid_p, output_constant): Likewise.
* tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
(forward_propagate_addr_expr_1, forward_propagate_addr_expr)
(forward_propagate_comparison)
(tree_ssa_forward_propagate_single_use_vars): Likewise.
* cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
* emit-rtl.c (component_ref_for_mem_expr)
(set_mem_attributes_minus_bitpos): Likewise.
* tree-ssa-phiopt.c (conditional_replacement): Likewise.
* gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
Likewise.
* c-typeck.c (default_function_array_conversion, build_indirect_ref)
(build_function_call, pointer_diff, build_compound_expr)
(c_finish_return): Likewise.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
* matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
Likewise.
* tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
* expr.c (is_aligning_offset): Likewise.
* tree-ssa-alias.c (is_escape_site): Likewise.
* tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
(check_all_va_list_escapes): Likewise.
* tree-ssa-loop-ivopts.c (determine_base_object)
(determine_common_wider_type): Likewise.
* dojump.c (do_jump): Likewise.
* tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
* tree-gimple.c (is_gimple_cast): Likewise.
* fold-const.c (decode_field_reference, )
(fold_sign_changed_comparison, fold_unary, fold_comparison)
(fold_binary): Likewise.
* tree-ssa-alias-warnings.c (find_alias_site_helper)
(already_warned_in_frontend_p): Likewise.
* builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
* tree.c (really_constant_p, get_unwidened): Likewise.
* tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
* tree-ssa-loop-im.c (rewrite_bittest): Likewise.
* tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
Likewise.
* tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
CONVERT_EXPR_P.
(CONVERT_EXPR_P): Define.
(CASE_CONVERT): Define.
2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/36117
* dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
(delete_unmarked_insns): When deleting a call, call
delete_unreachable_blocks.
* rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2008-05-08 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-fdump-tree-salias): Remove documentation.
(-ftree-salias): Likewise.
(salias-max-implicit-fields): Remove param documentation.
(salias-max-array-elements): Likewise.
* tree-pass.h (pass_create_structure_vars): Remove.
* params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
(SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
* tree-ssa-alias.c (create_structure_vars): Remove.
(gate_structure_vars): Likewise.
(pass_create_structure_vars): Likewise.
(gate_build_alias): Likewise.
(pass_build_alias): Adjust to run always and dump the function.
* common.opt (ftree-salias): Hide.
* passes.c (init_optimization_passes): Remove
pass_create_structure_vars, adjust comment.
* params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
(PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
* opts.c (decode_options): Do not set flag_tree_salias.
(common_handle_option): Add OPT_ftree_salias to the backward
compatibility section.
2008-05-08 Richard Guenther <rguenther@suse.de>
* tree-flow-inline.h (var_can_have_subvars): Move ...
* tree-ssa-structalias.c (var_can_have_subvars): ... here.
* tree-flow.h (var_can_have_subvars): Remove.
(push_fields_onto_fieldstack): Remove.
(sort_fieldstack): Likewise.
(struct fieldoff): Move ...
* tree-ssa-structalias.c (struct fieldoff): ... here. Remove
alias_set and base_for_components fields.
(sort_fieldstack): Make static.
(push_fields_onto_fieldstack): Likewise. Remove code that
handles anything but RECORD_TYPEs. Remove alias_set and
base_for_components handling.
(create_variable_info_for): Adjust.
2008-05-08 Seongbae Park <seongbae.park@gmail.com>
* common.opt (Wframe-larger-than=): Shorten the help message
to one line.
* doc/invoke.texi (Wframe-larger-than=): Add more description.
2008-05-08 Rafael Espindola <espindola@google.com>
* tree-complex.c (expand_complex_div_wide): Don't create CONDs that
trap.
* tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
trap and that both operands are gimple values.
(canonicalize_cond_expr_cond): Use is_gimple_condexpr.
* gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
is a fp operation.
2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
* read-rtl.c (join_c_conditions): Return the first string if the
two strings are equal.
2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
* gensupport.h (pred_data): Add a "num_codes" field.
(add_predicate_code): Declare.
* gensupport.c (add_predicate_code): New function.
(std_pred_table): Add an "allows_const_p" field.
(std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
Remove the (incomplete) list of such codes from the codes field.
(init_predicate_table): Use add_predicate_code. Add all
RTX_CONST_OBJs if allows_const_p is true.
* genrecog.c (process_define_predicate): Use add_predicate_code.
2008-05-08 David Daney <ddaney@avtrex.com>
Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
special case of constant zero operands.
* config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
old and new values. Special case constant zero values.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
fails.
(MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
(MIPS_COMPARE_AND_SWAP_12_0): New macro.
2008-05-08 Paolo Bonzini <bonzini@gnu.org>
PR target/36090
* simplify-rtx.c (simplify_plus_minus): Create CONST of
similar RTX_CONST_OBJ before CONST_INT.
2008-05-08 Steve Ellcey <sje@cup.hp.com>
* stmt.c (expand_stack_restore): Change sa mode if needed.
2008-05-08 Richard Guenther <rguenther@suse.de>
* config/i386/i386-protos.h (ix86_return_in_memory): Adjust
return type to bool.
(ix86_sol10_return_in_memory): Likewise.
(ix86_i386elf_return_in_memory): Likewise.
(ix86_i386interix_return_in_memory): Likewise.
* config/i386/i386.c (ix86_return_in_memory): Likewise.
(ix86_sol10_return_in_memory): Likewise.
(ix86_i386elf_return_in_memory): Likewise.
(ix86_i386interix_return_in_memory): Likewise.
2008-05-08 Kai Tietz <kai.tietz@onevision.com>
PR bootstrap/36180
* calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
fndecl argument.
(emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
* target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
declared in front.
2008-05-08 Richard Guenther <rguenther@suse.de>
* tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
* tree-data-ref.h (struct dr_alias): Remove subvars field.
(DR_SUBVARS): Remove.
* tree-dfa.c (dump_subvars_for): Remove.
(debug_subvars_for): Likewise.
(dump_variable): Do not dump subvars.
(remove_referenced_var): Do not remove subvars.
* tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
(lookup_subvars_for_var): Remove.
(get_subvars_for_var): Likewise.
(get_subvars_at): Likewise.
(get_first_overlapping_subvar): Likewise.
(overlap_subvar): Likewise.
* tree-flow.h (subvar_t): Remove.
(struct var_ann_d): Remove subvars field.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
argument. Remove special handling of SFTs.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(compute_call_clobbered): Likewise.
(count_mem_refs): Likewise.
(compute_memory_partitions): Likewise.
(compute_flow_insensitive_aliasing): Likewise.
(setup_pointers_and_addressables): Likewise.
(new_type_alias): Likewise.
(struct used_part): Remove.
(used_portions): Likewise.
(struct used_part_map): Likewise.
(used_part_map_eq): Likewise.
(used_part_map_hash): Likewise.
(free_used_part_map): Likewise.
(up_lookup): Likewise.
(up_insert): Likewise.
(get_or_create_used_part_for): Likewise.
(create_sft): Likewise.
(create_overlap_variables_for): Likewise.
(find_used_portions): Likewise.
(create_structure_vars): Likewise.
* tree.def (STRUCT_FIELD_TAG): Remove.
* tree.h (MTAG_P): Adjust.
(struct tree_memory_tag): Remove base_for_components and
unpartitionable flags.
(struct tree_struct_field_tag): Remove.
(SFT_PARENT_VAR): Likewise.
(SFT_OFFSET): Likewise.
(SFT_SIZE): Likewise.
(SFT_NONADDRESSABLE_P): Likewise.
(SFT_ALIAS_SET): Likewise.
(SFT_UNPARTITIONABLE_P): Likewise.
(SFT_BASE_FOR_COMPONENTS_P): Likewise.
(union tree_node): Remove sft field.
* alias.c (get_alias_set): Remove special handling of SFTs.
* print-tree.c (print_node): Remove handling of SFTs.
* tree-dump.c (dequeue_and_dump): Likewise.
* tree-into-ssa.c (mark_sym_for_renaming): Likewise.
* tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
* tree-predcom.c (set_alias_info): Do not set subvars.
* tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
* tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
* tree-ssa-operands.c (access_can_touch_variable): Likewise.
(add_vars_for_offset): Remove.
(add_virtual_operand): Remove special handling of SFTs.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
(get_modify_stmt_operands): Likewise.
(get_expr_operands): Likewise.
(add_to_addressable_set): Likewise.
* tree-ssa.c (verify_ssa_name): Do not handle SFTs.
* tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
* tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
* tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
(tree_code_size): Remove STRUCT_FIELD_TAG handling.
(tree_node_structure): Likewise.
* tree-ssa-structalias.c (set_uids_in_ptset): Remove special
handling of SFTs.
(find_what_p_points_to): Likewise.
2008-05-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md: Fixed subti3 pattern.
2008-05-08 Richard Guenther <rguenther@suse.de>
PR middle-end/36154
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
sure to create a representative for trailing arrays for PTA.
2008-05-08 Richard Guenther <rguenther@suse.de>
PR middle-end/36172
* fold-const.c (operand_equal_p): Two objects which types
differ in pointerness are not equal.
2008-05-08 Kai Tietz <kai.tietz@onevision.com>
* calls.c (compute_argument_block_size): Add argument tree fndecl.
(OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
(emit_library_call_value_1): Add new variable fndecl initialized by
NULL_TREE. It should be the decl type of orgfun, but this information
seems not to be available here, so it uses the default calling abi.
* config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
* config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
by TARGET_RETURN_IN_MEMORY.
* config/i386/i386-interix.h: Likewise.
* config/i386/i386.h: Likewise.
* config/i386/i386elf.h: Likewise.
* config/i386/ptx4-i.h: Likewise.
* config/i386/sol2-10.h: Likewise.
* config/i386/sysv4.h: Likewise.
* config/i386/vx-common.h: Likewise.
* config/cris/cris.h: Removed #if 0 clause.
* config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
* config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
argument.
(ix86_sol10_return_in_memory): Likewise.
(ix86_i386elf_return_in_memory): New.
(ix86_i386interix_return_in_memory): New.
* config/mt/mt-protos.h (mt_return_in_memory): New.
* config/mt/mt.c: Likewise.
* config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
(RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
* config/bfin/bfin.h: Likewise.
* config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
argument.
* config/bfin/bfin.c: Likewise.
* config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
* config/alpha/unicosmk.h: Likewise.
* config/i386/cygming.h: Likewise.
* config/iq2000/iq2000.h: Likewise.
* config/mips/mips.h: Likewise.
* config/mn10300/mn10300.h: Likewise.
* config/rs6000/rs6000.h: Likewise.
* config/score/score.h: Likewise.
* config/spu/spu.h: Likewise.
* config/v850/v850.h: Likewise.
* defaults.h: Likewise.
* doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
* expr.c (emit_block_move): Adjust use of
OUTGOING_REG_PARM_STACK_SPACE.
* function.c (STACK_DYNAMIC_OFFSET): Adjust use of
OUTGOING_REG_PARM_STACK_SPACE.
* targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
2008-05-08 Jakub Jelinek <jakub@redhat.com>
* tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
on OMP_RETURN for OMP_FOR.
PR debug/35896
* dwarf2out.c (dw_expand_expr, common_check): Removed.
(fortran_common): New function.
(gen_variable_die): Call fortran_common instead of common_check,
adjust for it returning tree instead of rtx. Formatting.
2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl/7335
PR rtl/33826
* see.c (see_copy_insn): Copy new pure const attributes for new call.
* c-decl.c (merge_decls): Ditto.
* postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
to RTL_CONST_OR_PURE_CALL_P.
* tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
Initialized DECL_LOOPING_CONST_PURE.
(process_call_operands): Set tree_side_effects properly.
* tree.h (TREE_READONLY_DECL_P): Removed.
(DECL_IS_PURE): Renamed to DECL_PURE_P.
(DECL_LOOPING_OR_CONST_P): New macro.
(struct tree_function_decl): Added looping_const_or_pure_p.
(ECF_*) Renumbered.
(ECF_LOOPING_OR_CONST_P): New macro.
* rtlanal.c (pure_const_p): Removed.
* builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
* reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
to RTL_CONST_CALL_P.
* ipa-pure-const.c (pure_const_state_e): Added looping field.
(check_decl, check_tree, check_call, scan_function): Initialize
looping.
(analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
(static_execute): Set looping true for recursive functions.
Undo setting state to IPA_NEITHER for recursive functions.
* cse.c (cse_insn):
* ifcvt.c (noce_can_store_speculate_p): Changed
CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
RTL_CONST_OR_PURE_CALL_P.
* dse.c (scan_insn): Ditto.
* local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
* gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
RTL_CONST_OR_PURE_CALL_P.
(store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
pure_call_p to RTL_CONST_CALL_P.
* gimplify.c (gimplify_call_expr): Clear side effects for
non-looping pure and constant calls.
* calls.c (emit_call_1): Set rtl flags from ecf flags.
(flags_from_decl_or_type): Set ecf flags from decl flags.
(initialize_argument_information): Turn off
ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
Change const to pure if callee_copies is true rather than just
turning off const.
(expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
way of marking pure calls.
(emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
Remove hack that was supposed to fix pr7335 and remove old
way of marking pure calls.
* emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
* cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
RTL_CONST_OR_PURE_CALL_P.
* tree-ssa-pre.c (can_value_number_call): Fixed spacing.
* loop-invariant.c (find_exits, find_invariant_bb): Changed
CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
* sched-deps.c (schedule_analyze): Ditto.
* rtl.h (struct rtx_def): Use call field, unchanging field, and
return_val field of calls to represent pure and const function info.
(CONST_OR_PURE_CALL_P): Deleted macro.
(RTL_CONST_CALL_P, RTL_PURE_CALL_P,
RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
* tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
TREE_READONLY.
* tree-optimize.c (execute_fixup_cfg): Added test for
ECF_LOOPING_CONST_OR_PURE.
* c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
DECL_PURE_P.
* tree-cfg.c (update_call_expr_flags): Do not clear tree side
effects for looping pure or const calls.
(verify_gimple_expr): Added verification code.
* config/alpha/alpha.c (alpha_legitimize_address,
alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
RTL_CONST_CALL_P.
* config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
* config/mips/mips.c (mips_call_tls_get_addr): Ditto.
* cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
RTL_CONST_OR_PURE_CALL_P.
* dce.c (deletable_insn_p): Allow non looping, non sibling, pure
and const calls to be deleted.
2008-05-07 Uros Bizjak <ubizjak@gmail.com>
PR target/35714
* config/i386/mmx.md (mmx_subv2sf3): New expander.
(*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
(*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
(mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_paddwd): Rename from mmx_paddwd insn pattern.
(mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
(mmx_pmulhrwv4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
(sse2_umulv1siv1di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
(mmx_eq<mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
(mmx_uavgv8qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
(mmx_uavgv4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
* config/i386/sse.md
(sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse2_unpckhpd_exp): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(sse2_unpcklpd_exp): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(sse_loadlpd): New expander. Use ix86_fixup_binary_operands
to handle nonimmediate operands.
(*sse2_<plusminus_insn><mode>3): Rename from
sse2_<plusminus_insn><mode>3 insn pattern.
(sse2_<plusminus_insn><mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
(sse2_umulv2siv2di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
(sse4_1_mulv2siv2di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
(sse2_pmaddwd): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
(sse2_eq<mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
(sse4_1_eqv2di3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
(sse2_uavgv16qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
(sse2_uavgv16qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
(sse2_uavgv8hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
(ssse3_pmulhrswv8hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
(ssse3_pmulhrswv4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
(<sse>_vmmul<mode>3): Ditto.
(divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
(divv2df3): Ditto.
(ssse3_pmaddubsw128): Use register_operand for operand 1.
(ssse3_pmaddubsw): Ditto.
* config/i386/i386.c (struct_builtin_description)
[IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
[IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
[IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
[IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
[IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
[IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
[IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
[IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
(ix86_fixup_binary_operands): Assert that src1
and src2 must have the same mode when swapped.
(ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
and ix86_binary_operator_ok. Do not force operands in registers
when optimizing.
2008-05-07 Jan Hubicka <jh@suse.cz>
* cgraph.c (dump_cgraph_node): Update.
* cgraph.h (cgraph_local_info): Break out inline summary.
* cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
hook.
* ipa-inline (inline_summary): New accestor function.
(cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
cgraph_decide_inlining, compute_inline_parameters): Update.
* ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
Cleanup ColdFire scheduling support and add V4 pipeline model.
* config/m68k/m68k.md (UNSPEC_TIE): New constant.
(define_attr cpu): Add cfv4 value.
(define_attr type, define_attr type1): Merge into a single 'type'
attribute. Update all uses.
(define_attr opx_type, define_attr opy_type, define_attr opx_access):
Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
Update all uses.
(define_attr opx_mem, define_attr opy_mem): Remove.
(define_attr op_mem): Clean up, update comment.
(define_attr size): Use specific values instead of general int.
(define_attr guess, define_attr split): Remove. Update all uses.
(movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
symbolic_call_value_jsr, symbolic_call_value_bsr, link):
Update or set attributes.
(stack_tie): New fake instruction.
* config/m68k/m68k.h (TUNE_CFV4): New macro.
(m68k_sched_attr_size): Update declaration.
(m68k_sched_attr_type2): Remove.
(m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
Declare new bypass predicates.
* config/m68k/m68k.c (m68k_sched_issue_rate,
m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
implementations.
(TARGET_SCHED_ISSUE_RATE,
TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
(override_options): Handle scheduling for ColdFire V4 core.
(m68k_expand_prologue): Emit stack_tie.
(enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
'OP_TYPE_FPN'. Update all uses.
(sched_guess_p): Remove.
(sched_address_type): Handle symbolic addresses.
(sched_get_operand): New static function.
(sched_operand_type): Merge into sched_attr_op_type.
(sched_attr_op_type): Handle FP registers, handle quick constants,
update.
(m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
(m68k_sched_attr_size): Update. Move logic to ...
(sched_get_attr_size_int): New static function.
(sched_get_opxy_mem_type): New static function.
(m68k_sched_attr_op_mem): Update.
(m68k_sched_attr_type2): Remove.
(sched_cfv4_bypass_data): New static variable.
(m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
(m68k_sched_issue_rate): Implement scheduler hook.
(struct _sched_ib: enabled_p): New field.
(m68k_sched_variable_issue): Update. Handle V4.
(SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
sched_dump_class_func_t, sched_dump_split_class,
sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
sched_dump_dfa_class, m68k_sched_dump): Remove.
(m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
hook.
(m68k_sched_init_global): Remove statisctics dumping, introduce
sanity check that all instructions have pipeline reservations. Handle
ColdFire V4 core.
(m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
Handle ColdFire V4 core.
(sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
New static functions.
(m68k_sched_address_bypass_p): New bypass predicate.
(sched_get_indexed_address_scale): New static function.
(m68k_sched_indexed_address_bypass_p): New bypass predicate.
* cf.md: Update comments.
(define_attr type2): Remove. Use 'type' attribute instead.
Update all uses.
(cf_ib): Rename to cfv123_ib. Update all uses.
(cf_oep): Rename to cfv123_oep. Update all uses.
(cf_chr): Rename to cfv123_chr. Update all uses.
(cf_mem): Rename to cfv123_mem. Update all uses.
(cf_mac): Move to more appropriate place.
(cfv123_guess): New automaton and cpu_unit.
(cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
Update uses of 'size' attribute. Handle before reload scheduling.
(cfv123_guess): New dummy reservation for unhandled instructions.
(cfv4_*): Pipeline description of ColdFire V4 core.
(ignore): New reservation to handle 'ignore' type.
2008-05-07 Ian Lance Taylor <iant@google.com>
PR middle-end/36013
* gimplify.c (find_single_pointer_decl_1): Don't look through
indirections.
(find_single_pointer_decl): Adjust comments.
2008-05-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/36137
* fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
PR middle-end/36106
* omp-low.c (expand_omp_atomic_pipeline): Load value using the
integral type rather than floating point, then VIEW_CONVERT_EXPR
to the floating point type.
2008-05-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
TFmode op0 to register.
2008-05-07 Alan Modra <amodra@bigpond.net.au>
* c-decl.c (grokdeclarator): Comment typo.
2008-05-06 Aldy Hernandez <aldyh@redhat.com>
* tree-flow.h: Remove prototype for computed_goto_p.
* tree-cfg.c (computed_goto_p): Make static.
2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657
* config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
(contains_aligned_value_p): This. Handle _Decimal128.
(ix86_function_arg_boundary): Only align _Decimal128 to its
natural boundary and handle it properly.
2008-05-06 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
(ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
(ipcp_method_set_orig_node): Removed.
(ipcp_cval_get_cvalue_type): Removed.
(ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
(ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
(ipcp_cval_set_cvalue_type): Removed.
(ipcp_cval_get_cvalue): Removed.
(ipcp_cval_set_cvalue): Removed.
(ipcp_type_is_const): Renamed to ipcp_lat_is_const.
(ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
(ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
(ipcp_cval_meet): Renamed to ipa_lattice_meet
(ipcp_cval_changed): Changed to use ipcp_lat_is_const
(ipcp_method_cval): Renamed to ipcp_get_ith_lattice
(ipcp_get_ith_lattice): Changed parameters.
(ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
(ipcp_lattice_from_jfunc): Changed parameters.
(ipcp_redirect): Local lattice pointer instead of lattice type variable.
(ipcp_method_cval_print): Added temporary variable info.
(ipcp_redirect): Removed already unused local variable caller.
(ipcp_redirect): New temporary variable orig_callee_info
(ipcp_redirect): Removed newly unused local variable callee.
(ipcp_redirect): Removed (a bit confusing) local variable type.
(ipcp_insert_stage): Added local variable info.
(ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
renamed too
(ipcp_formal_create): Removed.
(ipcp_method_cval_set): Removed.
(ipcp_propagate_stage): Renamed lattice variables.
(ipcp_method_cval_set_cvalue_type): Removed.
(ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
(ipcp_print_all_lattices): Changed printed strings to refer to
lattices rather than cvals.
(ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
(ipcp_propagate_const): Changed formal parameters.
(build_const_val): Changed formal parameters.
(ipcp_insert_stage): Removed useless variable cvalue
(build_const_val): Changed formal parameters.
(ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
(ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
(ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
(ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
(ipcp_print_func_profile_counts): Changed string from "method" to
"function"
(ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
(ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
(ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
(ipcp_structures_print): Renamed to ipcp_print_all_structures
(ipcp_profile_print): Renamed to ipcp_print_profile_data
(ipcp_lat_is_const): Changed parameters and made inline.
(ipcp_replace_map_create): Renamed to ipcp_create_replace_map
(ipcp_redirect): Renamed to ipcp_need_redirect_p
(ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
the predicate condition directly
(ipcp_propagate_stage): Added local variable args. Removed local
variable callee. (Both are mere code simplifications.)
(ipcp_method_dont_insert_const): Renamed to
ipcp_node_not_modifiable_p.
(ipcp_node_not_modifiable_p): Made inline.
(ipcp_cloned_create): Renamed to ipcp_init_cloned_node
(ipcp_propagate_const): Renamed to ipcp_propagate_one_const
(ipcp_print_all_lattices): Removed variable cvalue
(ipcp_method_scale_print): Renamed to ipcp_function_scale_print
Updated comments.
2008-05-06 Olivier Hainque <hainque@adacore.com>
* tree-sra.c (try_instantiate_multiple_fields): Early return
if field has POINTER_TYPE.
2008-05-06 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
by using 'q' specifier for instruction.
(ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2008-05-06 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
Change mode of zero_extract from QImode to HImode.
(sign bit tests peepholes): (Ditto.).
2008-05-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md: Remove double backslashes from asm templates.
(*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
(mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
(mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_<code>v2sf3_finite): New insn pattern.
(*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
(mmx_<code>v2sf3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(mmx_<plusminus_insn><mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<plusminus_insn><mode>3): New insn pattern.
(mmx_add<mode>3): Removed.
(mmx_ssadd<mode>3): Ditto.
(mmx_usadd<mode>3): Ditto.
(mmx_sub<mode>3): Ditto.
(mmx_sssub<mode>3): Ditto.
(mmx_ussub<mode>3): Ditto.
(*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
(mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
to handle nonimmediate operands.
(*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
insn pattern.
(mmx_smulv4hi3_highpart): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
insn pattern.
(mmx_umulv4hi3_highpart): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
(mmx_<code>v4hi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
(mmx_<code>v8qi3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
(*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
(mmx_<code><mode>3): New expander. Use
ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2008-05-05 Jan Hubicka <jh@suse.cz>
PR tree-optimization/36118
* passes.c (pass_init_dump_file): Fix dump header.
2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/36141
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
VCE for function decls.
2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (sat_plusminus): New.
(plusminus_insn): Likewise.
(plusminus_mnemonic): Likewise.
(addsub): Removed.
(comm): Add ss_plus, us_plus, ss_minus and us_minus.
(*<addsub><mode>3_cc_overflow): Renamed to ...
(*<plusminus_insn><mode>3_cc_overflow): This.
(*<addsub>si3_zext_cc_overflow): Renamed to ...
(*<plusminus_insn>si3_zext_cc_overflow): This.
* config/i386/sse.md (<addsub><mode>3): Renamed to ...
(<plusminus_insn><mode>3): This.
(*<addsub><mode>3): Renamed to ...
(*<plusminus_insn><mode>3): This.
(<sse>_vm<addsub><mode>3): Renamed to ...
(<sse>_vm<plusminus_insn><mode>3): This.
(sse3_h<addsub>v4sf3): Renamed to ...
(sse3_h<plusminus_insn>v4sf3): This.
(sse3_h<addsub>v2df3): Renamed to ...
(sse3_h<plusminus_insn>v2df3): This.
(<plusminus_insn><mode>3): New.
(*<plusminus_insn><mode>3): Likewise.
(sse2_<plusminus_insn><mode>3): Likewise.
(add<mode>): Removed.
(*add<mode>3): Likewise.
(sse2_ssadd<mode>3): Likewise.
(sse2_usadd<mode>3): Likewise.
(sub<mode>3): Likewise.
(*sub<mode>3): Likewise.
(sse2_sssub<mode>3): Likewise.
(sse2_ussub<mode>3): Likewise.
2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
* gthr-single.h: Add in required interface elements as per gthr.h.
Add stub types for __gthread_key_t, __gthread_once_t. Add defines
for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
Generalize UNUSED macro.
(__gthread_once): Add.
(__gthread_key_create): Add.
(__gthread_key_delete): Add.
(__gthread_getspecific): Add.
(__gthread_setspecific): Add.
2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
the same size types for the indirect reference on the rhs, then
create a VCE.
2008-05-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md
(*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
one insn template instead of template series.
(*xordi_1_rex64): Ditto.
(*xordi_2_rex64): Ditto.
2008-05-05 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/36119
* tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
in case of SLP.
2008-06-04 Jan Hubicka <jh@suse.cz>
tree-optimization/36100
* tree-pass.h (pass_O0_always_inline): Declare.
* ipa-inline.c (inline_transform): Remove dead code.
(cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
pass_O0_always_inline): New.
* passes.c (init_optimization_passes): Add pass_O0_always_inline.
2008-05-04 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
mnemonic in this_param move for TARGET_64BIT.
2008-05-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
(*strmovsi_rex_1): Ditto.
(*strsetsi_1): Ditto.
(*strsetsi_rex_1): Ditto.
(add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
adddicc expanders using SWI mode iterator.
2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/36121
* config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
argument handling.
2008-05-04 David S. Miller <davem@davemloft.net>
* config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
(sparc*-*-linux*): Use linux.h in tm_file.
(sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
compiler defaulting to 32-bit.
(sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
no longer needed.
* config/sparc/linux.h: Remove definitions now obtained
properly from linux.h
* config/sparc/linux64.h: Likewise.
(ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
don't want this setting for 32-bit builds in a biarch compiler.
* doc/install.texi: Add sparc-linux to list of targets
supporting --enable-targets=all.
2008-05-03 Andrew Pinski <pinskia@gmail.com>
* Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
after V4SI_FTYPE_V8HI.
(ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
case V4SI_FTYPE_V2DF.
2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/invoke.texi (max-flow-memory-locations): Removed.
* params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2008-05-03 Richard Guenther <rguenther@suse.de>
PR middle-end/34973
* opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2008-05-02 David S. Miller <davem@davemloft.net>
* config.gcc (need_64bit_hwint): Document libcpp dependency.
2008-05-02 Simon Baldwin <simonb@google.com>
PR bootstrap/36108
* c-common.h (warn_array_subscript_range): Removed.
* c-common.c (warn_array_subscript_range): Ditto.
* tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
* c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_special_builtin_type): New.
(bdesc_special_args): Likewise.
(ix86_expand_special_args_builtin): Likewise.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_builtin): Updated.
(ix86_expand_store_builtin): Removed.
(ix86_expand_unop_builtin): Likewise.
* config/i386/mm3dnow.h (__v2sf): Moved to ...
* config/i386/mmintrin.h (__v2sf): Here.
* config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
const __v2sf.
(_mm_loadl_pi): Likewise.
(_mm_storeh_pi): Replace __v2si with __v2sf.
(_mm_storel_pi): Likewise.
* doc/extend.texi: Correct __builtin_ia32_loadhps,
__builtin_ia32_loadlps, __builtin_ia32_storehps,
__builtin_ia32_storelps, __builtin_ia32_loadhpd and
__builtin_ia32_loadlpd.
2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
(bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_builtin): Likewise.
(ix86_expand_unop1_builtin): Renamed to ...
(ix86_expand_unop_vec_merge_builtin): This.
2008-05-01 Jan Hubicka <jh@suse.cz>
PR bootstrap/36100
* ipa-inline.c (inline_generate_summary): Make static.
(inline_transform): Do not call inlining at -O0; make static.
* passes.c (execute_todo): Add sanity check.
(execute_one_ipa_transform_pass): Execute proper flags.
2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
(DECL_NONADDRESSABLE_P): Likewise.
* alias.c (record_component_aliases): Fix comment.
2008-05-01 Simon Baldwin <simonb@google.com>
* c-common.h (warn_array_subscript_range): New function.
* c-common.c (warn_array_subscript_range): Ditto.
* tree-vrp.c (check_array_ref): Corrected code to agree with
comment, ignoring only arrays of size 0 or size 1.
* c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Replace
DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
(bdesc_args): Updated.
(ix86_init_mmx_sse_builtins): Likewise.
(ix86_expand_args_builtin): Likewise.
* config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
with __v1di.
* doc/extend.texi: Correct __builtin_ia32_palignr.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
PR target/36095
* config/i386/i386.c (bdesc_crc32): Removed.
(ix86_expand_crc32): Likewise.
(ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
UINT_FTYPE_UINT_UCHAR.
(bdesc_args): Updated. Add crc32 builtins.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Updated to support subreg.
* doc/extend.texi: Correct __builtin_ia32_crc32di.
2008-05-01 Jan Hubicka <jh@suse.cz>
* tree-pass.h (opt_pass): Add IPA_PASS.
(varpool_node, cgraph_node): Forward declare.
(ipa_opt_pass): Define.
(pass_ipa_inline): Turn into ipa_opt_pass.
(pass_apply_inline): Remove.
* ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
(apply_inline): Turn into ....
(inline_transform): ... this one.
(inline_generate_summary): New function.
(pass_apply_inline): Remove.
* function.h (ipa_opt_pass): Forward declare structure; typedef;
vector.
(struct function): Add ipa_transforms_to_apply.
* passes.c (register_one_dump_file): Work on IPA_PASS.
(init_optimization_passes): Remove pass_inline_parameters and
pass_apply_inline.
(pass_init_dump_file, pass_fini_dump_file): Break out from ....
(execute_one_pass) ... here; apply transforms when possible.
(add_ipa_transform_pass, execute_ipa_summary_asses,
execute_one_ipa_transform_pass): New.
(execute_ipa_pass_list): Update for IPA_PASS type.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add
V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
(bdesc_args): Add SSE4a builtins.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_builtin): Likewise.
2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add
V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
and DI_FTYPE_DI_DI_INT.
(bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_builtin): Likewise.
(ix86_expand_binop_imm_builtin): Removed.
* doc/extend.texi: Correct __builtin_ia32_palignr128.
2008-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32921
* tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
* config/arm/arm.c (arm_unwind_emit): Use
crtl->all_throwers_are_sibcalls instead of
cfun->all_throwers_are_sibcalls.
(arm_output_fn_unwind): Likewise.
* config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
instead of cfun->uses_pic_offset_table.
(frv_expand_prologue): Likewise.
(frv_frame_pointer_required): Likewise.
(frv_expand_fdpic_call): Likewise.
(frv_emit_movsi): Likewise.
* config/iq2000/iq2000.c (iq2000_expand_prologue): Use
cfun->returns_pcc_struct instead of
current_function_returns_pcc_struct.
* config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
instead of cfun->calls_eh_return.
(m32c_pushm_popm): Likewise.
* config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
"extern" declaration.
2008-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/21636
* tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
constant address.
(evaluate_stmt): Print the likely value.
(ccp_visit_stmt): Avoid excessive vertical spacing.
2008-04-30 Rafael Espindola <espindola@google.com>
* builtins.c (fold_call_expr): Return realret.
* tree-ssa-threadedge.c
(record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
__builtin_object_size.
2008-04-30 Seongbae Park <seongbae.park@gmail.com>
* gcc.c (wrapper_string): New variable.
(insert_wrapper): New function.
(execute): New option -wrapper.
* doc/invoke.texi (Overall Options): New driver option -wrapper.
2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
from...
* config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
* config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
config/rs6000/e500crtres64gprctr.asm,
config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
config/rs6000/e500crtsav64gprctr.asm,
config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
config/rs6000/e500crtsavg64gprctr.asm: New files.
* config/rs6000/t-ppccomm: Add build rules for new files.
(LIB2FUNCS_STATIC_EXTRA): Add new files.
* config/rs6000/t-netbsd: Add build rules for new files.
(LIB2FUNCS_STATIC_EXTRA): New variable.
* config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
(CRTSAVRES_DEFAULT_SPEC): Likewise.
* config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtin_type): Add
FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
V1DI_FTYPE_V2SI_V2SI.
(bdesc_2arg): Moved to ...
(bdesc_args): Here.
(ix86_init_mmx_sse_builtins): Updated.
(ix86_expand_args_builtin): Updated. Take a pointer
to const struct builtin_description. Handle comparison
builtin functions.
(ix86_expand_sse_compare): Take a new argument for swapping operands.
(ix86_expand_builtin): Updated.
* config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
(ssse3_pmaddubsw128): This.
(ssse3_pmaddubswv4hi3): Renamed to ...
(ssse3_pmaddubsw): This.
* doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
(__builtin_ia32_packssdw128): Likewise.
(__builtin_ia32_packuswb128): Likewise.
(__builtin_ia32_pmaddubsw): Likewise.
(__builtin_ia32_pmaddubsw128): Likewise.
2008-04-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/14847
* tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
(recognize_bits_test): Use it.
(recognize_single_bit_test): Likewise.
2008-04-30 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
instead of setting number of formal parameters to zero.
(ipcp_init_stage): Do not set the number of actual parameters to zero
either.
(ipcp_propagate_stage): Explicitly skipping all calls to nodes
which are called with variable number of arguments.
(ipcp_insert_stage): Explicitely skipping all nodes which are
called with variable number of arguments.
(ipcp_callsite_param_print): Skipps callsites to nodes with varaible
number of parameters.
* ipa-prop.h (struct ipa_node_params): Added flag
called_with_var_arguments
(ipa_set_param_count): Added. Changed sole setter to use it.
(ipa_get_param_count): Added. All readers of param_count
converted to use it instead.
(ipa_set_called_with_variable_arg): Added.
(ipa_is_called_with_var_arguments): Added.
(ipa_get_ith_param): Added. All readers of param_decls converted
to use it instead.
(ipa_set_cs_argument_count): Added, sole writer to argument_count
changed to use it.
(ipa_get_cs_argument_count): Added, all readers of argument_count
changed to cal it.
(ipa_get_ith_jump_func): Added. Accessors of jump values changed
to use it.
* ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
(struct ipcp_lattice): Renamed cval_type to type
(struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
* ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
(ipcp_cval_set_cvalue): Changed type of parameter value to tree
(ipcp_insert_stage): Changed the type of variable cvalue to tree
(ipcp_replace_map_create): Changed the type of parameter cvalue to tree
(build_const_val): Changed the type of parameter cvalue to tree
(ipcp_propagate_const): Changed the type of parameter cvalue to tree
(ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
* ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
constant
* ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
(ipa_methodlist_not_empty): Removed, the sole user now checks directly
(ipa_add_method): Renamed to ipa_push_func_to_list
(ipa_remove_method): Renamed to ipa_pop_func_from_list
(ipa_callsite_param_count): Removed.
(ipa_callsite_param_count_set): Removed.
(ipa_callsite_param): Removed.
(ipa_callsite_callee): Removed.
(ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
(ipa_callsite_compute_count): Renamed to ipa_count_arguments
(ipa_method_formal_count): Removed.
(ipa_method_formal_count_set): Removed.
(ipa_method_get_tree): Removed.
(ipa_method_tree_map_create): Removed.
(ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
(ipa_create_param_decls_array): Creates the array itself
(ipa_create_param_decls_array): Temporary variable info instead of
a few dereferences.
(ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
(ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
(get_type): Removed.
(ipa_jf_get_info_type): Removed.
(ipa_node_create): Renamed to ipa_create_node_params
(ipa_free): Renamed to ipa_free_all_node_params
(ipa_nodes_create): Renamed to ipa_create_all_node_params
(ipa_edges_create): Renamed to ipa_create_all_edge_args
(ipa_edges_free): Renamed to ipa_free_all_edge_args
(ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
(ipa_free_all_node_params): Deallocation to jump_functions moved to
ipa_free_all_edge_args
(ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
(ipa_method_modify_print): Renamed to ipa_print_all_params_modified
(ipa_create_methodlist_node): Removed.
(ipa_methodlist_method): Removed.
(ipa_methodlist_method_set): Removed.
(ipa_methodlist_next_method): Removed.
(ipa_methodlist_next_method_set): Removed.
(ipa_method_is_modified): Removed.
(ipa_method_modify_create): Removed.
(ipa_method_modify_init): Temporary variable info instead of a few
dereferences.
(ipa_detect_param_modifications): Temporary variable info instead of
a few dereferences.
(ipa_compute_jump_functions): Temporary variable info instead of
a few dereferences.
(ipa_method_modify_set): Removed.
(ipa_method_tree_map): Renamed to ipa_get_param_decl_index
(ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
than craph_node as the first parameter.
(ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
(ipa_method_modify_init): Removed.
(ipa_compute_jump_functions): Added a temp variable instead of
repeatadly dereferencing the cgraph_edge.aux pointer
(ipa_callsite_param_set_type): Removed.
(ipa_compute_jump_functions): i renamed to index and moved to
an inner block
(ipa_callsite_param_set_info_type_formal): Removed.
(ipa_callsite_param_set_info_type): Removed.
(ipa_callsite_param_map_create): Removed.
(ipa_callsite_tree): Removed.
(ipa_callsite_caller): Removed.
(ipa_pop_func_from_list): return_method removed to return_func
* ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
prefixed all values with IPA_. Changed all users.
(enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
and FORMAL_IPATYPE IPA_PASS_THROUGH.
(union parameter_info): Renamed to jump_func_value.
(union jump_func_value): Renamed value to constant
(struct ipa_jump_func): Renamed info_type to value
(struct ipa_node): Renamed to ipa_node_params
(struct ipa_node_params): Renamed ipa_arg_num to param_count
(struct ipa_node_params): Renamed ipa_param_tree to param_decls
(struct ipa_node_params): Renamed ipa_mod to modified_flags
(struct ipa_edge): Renamed to ipa_edge_args
(struct ipa_edge_args): Renamed ipa_param_num to argument_count
(struct ipa_edge_args): Renamed ipa_param_map to jump_functions
(struct ipa_methodlist): Renamed to ipa_func_list
(struct ipa_func_list): method_p renamed to node, next_method
renamed to next
(ipa_methodlist_p): Removed, switched all users to struct pointer
(IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2008-04-30 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
(rs6000_emit_epilogue): Use backchain to restore only when we
have a large frame. Make use of frame pointer to restore if we
have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2008-04-29 Paolo Bonzini <bonzini@gnu.org>
* config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
Add mode to zero_extract.
(sign bit tests peepholes): (Ditto.).
2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_builtins): Replace Prescott New
Instructions in comments with SSE3.
(ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
(bdesc_sse_args): Renamed to ...
(bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
IX86_BUILTIN_FABSQ.
(bdesc_1arg): Moved to ...
(bdesc_args): Here.
(ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
Instructions in comments with SSE3.
(ix86_expand_sse_operands_builtin): Renamed to ...
(ix86_expand_args_builtin): This. Updated.
(ix86_expand_unop1_builtin): Update comments.
(ix86_expand_builtin): Updated.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36078
* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
Update virtual SSA form after cleaning up the CFG.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR middle-end/15255
* fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2008-04-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
(compute_may_aliases): Do not call finalize_ref_all_pointers.
(compute_flow_insensitive_aliasing): Do not treat
PTR_IS_REF_ALL pointers special.
(get_smt_for): Likewise.
(may_alias_p): Re-structure.
(is_escape_site): A ref-all pointer conversion is not an escape site.
* tree-ssa-structalias.c (find_what_p_points_to): Do not treat
PTR_IS_REF_ALL pointers special.
* tree-ssa-structalias.h (struct alias_info): Remove
ref_all_symbol_mem_tag field.
(PTR_IS_REF_ALL): Remove.
2008-04-29 Richard Guenther <rguenther@suse.de>
PR middle-end/36077
* fold-const.c (extract_muldiv_1): In combining division constants
make sure to never overflow.
2008-04-29 Nick Clifton <nickc@redhat.com>
* doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35169
* optc-gen.awk: Work around HP-UX/IA awk bug.
2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2008-04-25 commit.
2008-04-28 Uros Bizjak <ubizjak@gmail.com>
PR target/36073
* config/i386/i386.md
(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
Change operand 1 predicate to nonimmediate_operand.
2008-04-28 Jakub Jelinek <jakub@redhat.com>
PR debug/36060
* dwarf2out.c (struct die_struct): Mark as chain_circular through
die_sub field.
* gengtype.c (walk_type, write_func_for_structure): Handle
chain_circular.
* doc/gty.texi: Document chain_circular.
2008-04-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36066
* tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
SCEV and loop.
2008-04-28 Uros Bizjak <ubizjak@gmail.com>
PR target/36064
* config/i386/i386.md
(floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
Use match_scratch instead of match_operand for operands 3 and 4.
2008-04-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/18754
PR tree-optimization/34223
* tree-pass.h (pass_complete_unrolli): Declare.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
loop size before and after unconditionally of UL_NO_GROWTH in effect.
Rewrite loop into loop closed SSA form if it is not already.
(tree_unroll_loops_completely): Re-structure to iterate over
innermost loops with intermediate CFG cleanups.
Unroll outermost loops only if requested or the code does not grow
doing so.
* tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
loops are available.
(tree_vectorize): Instead do so here.
(tree_complete_unroll): Also unroll outermost loops.
(tree_complete_unroll_inner): New function.
(gate_tree_complete_unroll_inner): Likewise.
(pass_complete_unrolli): New pass.
* tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
uses outside of the loop.
(tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
form if it is available.
* tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
* passes.c (init_optimization_passes): Schedule complete inner
loop unrolling pass before the first CCP pass after final inlining.
2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
* targhooks.h (default_emutls_var_fields,
default_emutls_var_init): Declare.
* tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
* target.h (struct gcc_target): Add struct emutls member.
* target-def.h (TARGET_EMUTLS_GET_ADDRESS,
TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
(TARGET_INITIALIZER): Add TARGET_EMUTLS.
* builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
* dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
emit debug information.
* coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
* varasm.c: Include targhooks.h.
(emutls_object_section, emutls_tmpl_section): New.
(EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
(EMUTLS_SEPARATOR): New.
(prefix_name): New.
(get_emutls_object_name): New.
(default_emutls_var_fields): New, broken out of ...
(get_emutls_object_type): ... here. Adjust to use target hooks.
(get_emutls_init_templ_addr): Adjust to use target hooks.
(emutls_decl): Adjust to use target hooks.
(emutls_finish): Likewise.
(default_emutls_var_init): New, broken out of ...
(assemble_variable): ... here. Adjust to use target hooks.
* output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
SECCAT_EMUTLS_TMPL.
* c-common.c (handle_section_attribute): Prevent overriding
sections for emulated tls with special sections.
* config/i386/i386.c (x86_64_elf_select_section): Add
SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
(x86_64_elf_unique_section): Likewise.
* config/vxworks.c: Include tree.h.
(vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
(vxworks_override_options): Set TLS scheme.
* doc/tm.texi (Emulated TLS): New node.
2008-04-26 Simon Baldwin <simonb@google.com>
PR c/35652
* builtins.c (c_strlen): Suppressed multiple warnings that can occur
with propagated string constants.
2008-04-26 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
constraint for operand 2 when operand 0 is memory operand.
(fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
operand 0 is memory operand.
(fix_trunc<mode>_i387_with_temp): Ditto.
(*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
operand 2 when operand 1 is memory operand.
(*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
(*floatsi<mode>2_vector_sse_with_temp): Ditto.
(*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
(*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
(floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
operands 2,3 and 4 when operand 1 is memory operand.
(fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
is memory operand.
(fistdi2_floor_with_temp): Ditto.
(fist<mode>2_floor_with_temp): Ditto.
(fistdi2_ceil_with_temp): Ditto.
(fist<mode>2_ceil_with_temp): Ditto.
(*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2008-04-26 David Daney <ddaney@avtrex.com>
* config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
unspec_volitile.
(UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
UNSPEC_UPDATE_GOT_VERSION): Renumber.
(sync_compare_and_swap<mode>): New expand for QI and HI modes.
(compare_and_swap_12): New insn.
* config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
* config/mips/mips.c (mips_force_binary): New function.
(mips_emit_int_order_test, mips_expand_synci_loop): Use it.
(mips_expand_compare_and_swap_12): New function.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2008-04-25 Jan Hubicka <jh@suse.cz>
PR testsuite/35843
* cfgexpand.c (pass_expand): Turn into RTL pass.
* passes.c (execute_one_pass): Do pass typechecking after execution.
* tree-pass.h (pass_expand): Turn into RTL pass.
* function.h (struct rtl_data): Move here fields
accesses_prior_frames, calls_eh_return, saves_all_registers,
has_nonlocal_goto, has_asm_statement, is_thunk,
all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
arg_pointer_save_area_init from struct function; turn into bool.
(struct function): Move
calls_eh_return, saves_all_registers, has_nonlocal_goto,
has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
tail_call_emit, arg_pointer_save_area_init
into struct rtl_data. Remove recursive_call_emit and gimplified flags.
(current_function_returns_struct, current_function_returns_pcc_struct,
current_function_calls_setjmp, current_function_calls_alloca,
current_function_accesses_prior_frames,
current_function_calls_eh_return, current_function_is_thunk,
current_function_stdarg, current_function_profile,
current_function_limit_stack, current_function_uses_pic_offset_table,
current_function_uses_const_pool, current_function_has_nonlocal_label,
current_function_saves_all_registers,
current_function_has_nonlocal_goto,
current_function_has_asm_statement): Remove accesor macros.
* ra-conflict.c (global_conflicts): Update.
* tree-tailcall.c (suitable_for_tail_opt_p): Update.
(suitable_for_tail_call_opt_p): Update.
* builtins.c (expand_builtin_return_addr): Update.
(expand_builtin_setjmp_setup): Update.
(expand_builtin_nonlocal_goto): Update.
* final.c (final_start_function): Update.
(profile_function): Update.
(leaf_function_p): Update.
(only_leaf_regs_used): Update.
* df-scan.c (df_get_exit_block_use_set): Update.
* dojump.c (clear_pending_stack_adjust): Update.
* tree-stdarg.c (gate_optimize_stdarg): Update.
* gimple-low.c (lower_function_body): Update.
* global.c (compute_regsets): Update.
(global_alloc): Update.
* dwarf2out.c (dwarf2out_begin_prologue): Update.
* expr.c (expand_assignment): Update.
* dse.c (dse_step0): Update.
(dse_step1): Update.
* c-decl.c (store_parm_decls): Update.
* local-alloc.c (combine_regs): Update.
(find_free_reg): Update.
* function.c (assign_parms_augmented_arg_list): Update.
(assign_parm_find_data_types): Update.
(assign_parms): Update.
(allocate_struct_function): Update.
(expand_function_start): Update.
(expand_function_end): Update.
(get_arg_pointer_save_area): Update.
(thread_prologue_and_epilogue_insns): Update.
(rest_of_match_asm_constraints): Update.
* stor-layout.c (variable_size): Update.
* gcse.c (gcse_main): Update.
(bypass_jumps): Update.
* gimplify.c (gimplify_function_tree): Update.
* calls.c (emit_call_1): Update.
(expand_call): Update.
* bt-load.c (compute_defs_uses_and_gen): Update.
* except.c (sjlj_assign_call_site_values): Update.
(sjlj_emit_function_enter): Update.
(can_throw_external): Update.
(set_nothrow_function_flags): Update.
(expand_builtin_unwind_init): Update.
(expand_eh_return): Update.
(convert_to_eh_region_ranges): Update.
(output_function_exception_table): Update.
* emit-rtl.c (gen_tmp_stack_mem): Update.
* cfgexpand.c (expand_used_vars): Update.
(tree_expand_cfg): Update.
* cfgcleanup.c (rest_of_handle_jump): Update.
* explow.c (allocate_dynamic_stack_space): Update.
* varasm.c (assemble_start_function): Update.
(force_const_mem): Update.
(mark_constant_pool): Update.
* tree-optimize.c (tree_rest_of_compilation): Update.
* stack-ptr-mod.c (notice_stack_pointer_modification): Update.
* tree-cfg.c (notice_special_calls): Update.
(is_ctrl_altering_stmt): Update.
(tree_can_make_abnormal_goto): Update.
(tree_purge_dead_abnormal_call_edges): Update.
* config/alpha/predicates.md: Update.
* config/alpha/alpha.c (alpha_sa_mask): Update.
(alpha_sa_size): Update.
(alpha_does_function_need_gp): Update.
(alpha_expand_prologue): Update.
(alpha_start_function): Update.
(alpha_output_function_end_prologue): Update.
(alpha_expand_epilogue): Update.
* config/frv/frv.c (frv_stack_info): Update.
(frv_expand_epilogue): Update.
* config/s390/s390.c (s390_regs_ever_clobbered): Update.
(s390_register_info): Update.
(s390_frame_info): Update.
(s390_init_frame_layout): Update.
(s390_can_eliminate): Update.
(save_gprs): Update.
* config/spu/spu.c (spu_split_immediate): Update.
(need_to_save_reg): Update.
(spu_expand_prologue): Update.
(spu_expand_epilogue): Update.
* config/sparc/sparc.md: Update.
* config/sparc/sparc.c (eligible_for_return_delay): Update.
(sparc_tls_got): Update.
(legitimize_pic_address): Update.
(sparc_emit_call_insn): Update.
(sparc_expand_prologue): Update.
(output_return): Update.
(print_operand): Update.
(sparc_function_ok_for_sibcall): Update.
* config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
* config/m32r/m32r.md: Update.
* config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
(m32r_compute_frame_size): Update.
(m32r_expand_prologue): Update.
(m32r_expand_epilogue): Update.
(m32r_legitimize_pic_address): Update.
* config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
* config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
* config/i386/i386.c (ix86_frame_pointer_required): Update.
(gen_push): Update.
(ix86_save_reg): Update.
(ix86_compute_frame_layout): Update.
(ix86_expand_prologue): Update.
(ix86_expand_epilogue): Update.
* config/sh/sh.c (output_stack_adjust): Update.
(calc_live_regs): Update.
(sh5_schedule_saves): Update.
(sh_expand_prologue): Update.
(sh_expand_epilogue): Update.
(sh_setup_incoming_varargs): Update.
(sh_allocate_initial_value): Update.
(sh_get_pr_initial_val): Update.
* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
* config/sh/sh.md (label:): Update.
* config/avr/avr.c (out_movhi_mr_r): Update.
* config/crx/crx.h (enum): Update.
* config/xtensa/xtensa.h (along): Update.
* config/stormy16/stormy16.c Update.
(xstormy16_compute_stack_layout): Update.
* config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
(fr30_expand_prologue): Update.
* config/cris/cris.c (cris_conditional_register_usage): Update.
(cris_reg_saved_in_regsave_area): Update.
(cris_initial_frame_pointer_offset): Update.
(cris_simple_epilogue): Update.
(cris_expand_prologue): Update.
(cris_expand_epilogue): Update.
(cris_expand_pic_call_address): Update.
(cris_asm_output_symbol_ref): Update.
(cris_asm_output_label_ref): Update.
* config/cris/cris.md Update.
* config/iq2000/iq2000.c (compute_frame_size): Update.
(iq2000_expand_epilogue): Update.
* config/mt/mt.h (save_direction): Update.
* config/mn10300/mn10300.c (mn10300_function_value): Update.
* config/ia64/ia64.c (ia64_compute_frame_size): Update.
(ia64_secondary_reload_class): Update.
* config/m68k/m68k.c (m68k_save_reg): Update.
(m68k_expand_prologue): Update.
(m68k_expand_epilogue): Update.
(legitimize_pic_address): Update.
* config/rs6000/rs6000.c (rs6000_got_register): Update.
(first_reg_to_save): Update.
(first_altivec_reg_to_save): Update.
(compute_vrsave_mask): Update.
(compute_save_world_info): Update.
(rs6000_stack_info): Update.
(spe_func_has_64bit_regs_p): Update.
(rs6000_ra_ever_killed): Update.
(rs6000_emit_eh_reg_restore): Update.
(rs6000_emit_allocate_stack): Update.
(rs6000_emit_prologue): Update.
(rs6000_emit_epilogue): Update.
(rs6000_output_function_epilogue): Update.
(output_profile_hook): Update.
(rs6000_elf_declare_function_name): Update.
* config/rs6000/rs6000.h (rs6000_args): Update.
* config/rs6000/rs6000.md: Update.
* config/mcore/mcore.c (mcore_expand_prolog): Update.
* config/arc/arc.c (arc_output_function_epilogue): Update.
* config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
* config/darwin.c (machopic_function_base_name): Update.
* config/score/score3.c (score3_compute_frame_size): Update.
(rpush): Update.
(rpop): Update.
(score3_epilogue): Update.
* config/score/score7.c (score7_compute_frame_size): Update.
(score7_prologue): Update.
(score7_epilogue): Update.
* config/score/score.h (FRAME_POINTER_REQUIRED): Update.
* config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
* config/arm/arm.c (use_return_insn): Update.
(require_pic_register): Update.
(arm_load_pic_register): Update.
(arm_compute_save_reg0_reg12_mask): Update.
(arm_compute_save_reg_mask): Update.
(thumb1_compute_save_reg_mask): Update.
(output_return_instruction): Update.
(arm_output_function_prologue): Update.
(arm_output_epilogue): Update.
(arm_get_frame_offsets): Update.
(arm_expand_prologue): Update.
(thumb_pushpop): Update.
(thumb_exit): Update.
(thumb1_expand_prologue): Update.
(thumb1_expand_epilogue): Update.
(arm_unwind_emit): Update.
(arm_output_fn_unwind): Update.
* config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
* config/arm/arm.md: Update.
* config/pa/pa.md: Update.
* config/pa/pa.c (legitimize_pic_address): Update.
(compute_frame_size): Update.
(hppa_expand_prologue): Update.
(hppa_expand_epilogue): Update.
(borx_reg_operand): Update.
* config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
(HARD_REGNO_RENAME_OK): Update.
* config/mips/mips.c (mips_global_pointer): Update.
(mips_save_reg_p): Update.
(mips_compute_frame_info): Update.
(mips_frame_pointer_required): Update.
(mips_expand_prologue): Update.
(mips_expand_epilogue): Update.
(mips_can_use_return_insn): Update.
(mips_reorg_process_insns): Update.
* config/v850/v850.c (compute_register_save_size): Update.
* config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
* config/mmix/mmix.c (along): Update.
(mmix_expand_epilogue): Update.
* config/bfin/bfin.c (legitimize_pic_address): Update.
(must_save_p): Update.
(stack_frame_needed_p): Update.
(add_to_reg): Update.
(bfin_expand_prologue): Update.
* stmt.c (expand_asm_operands): Update.
* reload1.c (reload): Update.
(init_elim_table): Update.
2008-04-25 Bob Wilson <bob.wilson@acm.org>
* optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
(*mov<mode>_internal): Likewise. Support V4SF and V2DF.
(mov<mode>): Removed.
(*movv4sf_internal): Likewise.
(*movv2df_internal): Likewise.
2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
* config.gcc (crx-*-elf): Remove deprecation.
2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/cygming-crtend.c (register_frame_ctor): Register
__gcc_deregister_frame with atexit.
(deregister_frame_dtor): Remove.
2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
Nathan Sidwell <nathan@codesourcery.com>
* config/rs6000/rs6000.opt (mspe): Remove Var property.
(misel): Likewise.
* config/rs6000/rs6000.h (rs6000_spe): Declare.
(rs6000_isel): Likewise.
* config/rs6000/rs6000.c (rs6000_spe): New variable.
(rs6000_isel): New variable.
(rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR c++/35758
* c-common.c (handle_vector_size_attribute): Call
lang_hooks.types.reconstruct_complex_type instead of
reconstruct_complex_type.
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
* config/spu/spu.c (spu_handle_vector_attribute): Likewise.
* langhooks.h (struct lang_hooks_for_types): Add
reconstruct_complex_type hook.
* langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2008-04-24 Richard Guenther <rguenther@suse.de>
* c-common.h (check_builtin_function_arguments): Declare.
* c-common.c (validate_nargs): New function.
(check_builtin_function_arguments): Likewise.
* c-typeck.c (build_function_call): Call
check_builtin_function_arguments.
* builtins.c (fold_builtin_classify): Remove error reporting code.
(fold_builtin_unordered_cmp): Likewise.
(fold_builtin_1): Likewise.
(fold_builtin_n): Likewise.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/36008
* fold-const.c (try_move_mult_to_index): If s == NULL, divide
the original op1, rather than delta by step.
2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (take_address_of, eliminate_local_variables_1,
eliminate_local_variables_stmt, eliminate_local_variables,
separate_decls_in_loop_name, separate_decls_in_loop_stmt,
separate_decls_in_loop, gen_parallel_loop): Make them work on a region
of code delimited by two edges in the CFG.
(separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
(separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
(separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
the case of parallelisation of reductions.
(expr_invariant_in_region_p): New.
* tree-flow.h (gather_blocks_in_sese_region): Declared.
* tree-cfg.c (gather_blocks_in_sese_region): Extern.
2008-04-24 Ira Rosen <irar@il.ibm.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/36034
* tree-vect-analyze.c (vect_analyze_group_access): SLP is
incapable of dealing with loads with gaps.
2008-04-24 Rafael Espindola <espindola@google.com>
* tree-flow.h (vrp_evaluate_conditional): Change signature.
* tree-ssa-propagate.c (fold_predicate_in): Update call to
vrp_evaluate_conditional.
* tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
(vrp_evaluate_conditional): Split the cond argument.
(vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
(simplify_stmt_for_jump_threading): Update call to
vrp_evaluate_conditional.
2008-04-24 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35982
* tree-vect-analyze.c (vect_check_interleaving): Check that the
interleaved data-refs are of the same type.
2008-04-24 Danny Smith <dannysmith@users.net>
* c-format.c (check_format_info_main): Use strncmp rather than a
magic prefix to handle multichar length specs.
* config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
Don't prefix "I64" and "I32" with '\0'.
2008-04-24 Jakub Jelinek <jakub@redhat.com>
PR target/36015
* config/i386/i386.c (init_cumulative_args): Don't pass anything
in registers for -m32 only if stdarg_p (fntype).
2008-04-24 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/36006
* expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
temp to op0 in order to avoid invalid rtx sharing.
2008-04-23 Paolo Bonzini <bonzini@gnu.org>
* tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
check TREE_INVARIANT.
* tree-gimple.c (is_gimple_address): New.
(is_gimple_invariant_address): Simplify using decl_address_invariant_p.
* tree-gimple.h (is_gimple_address): New.
* tree.h (decl_address_invariant_p): New.
* tree.c (make_node_stat): Don't set TREE_INVARIANT.
(build_string): Likewise.
(decl_address_invariant_p): New, from is_gimple_invariant_address.
(tree_invariant_p_1): Likewise.
(save_expr): Use it.
(tree_invariant_p): New.
(skip_simple_arithmetic): Use it.
(stabilize_reference_1): Use it.
(recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
simplify.
(build1_stat): Drop code to compute TREE_INVARIANT.
(build2_stat): Drop code to compute TREE_INVARIANT.
(build3_stat): Drop code to compute TREE_INVARIANT.
(build4_stat): Drop code to compute TREE_INVARIANT.
(build5_stat): Drop code to compute TREE_INVARIANT.
(build7_stat): Drop code to compute TREE_INVARIANT.
(merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
* tree.h (struct tree_base): Remove invariant_flag.
(TREE_INVARIANT): Remove.
* builtins.c (build_string_literal): Don't set TREE_INVARIANT.
(fold_builtin_expect): Check TREE_CONSTANT.
* tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
* c-tree.h (c_expr_to_decl): Drop third parameter.
* c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
(build_c_cast): Don't set TREE_INVARIANT.
(pop_init_level): Don't set TREE_INVARIANT.
(c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
* gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
TREE_CONSTANT.
(gimplify_init_constructor): Don't set TREE_INVARIANT.
(gimplify_addr_expr): Adjust comment.
* tree-mudflap.c (mf_build_string):
* print-tree.c (print_node): Don't print TREE_INVARIANT.
* tree-nested.c (convert_nonlocal_reference): Adjust comment.
* c-common.c (fix_string_type): Don't set TREE_INVARIANT.
* langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
* langhooks.c (lhd_expr_to_decl): Drop third parameter.
* langhooks.h (struct lang_hooks): Drop third parameter from
expr_to_decl.
2008-04-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/27799
PR tree-optimization/32921
PR tree-optimization/32624
* tree-ssa-structalias.c (merge_smts_into): Only merge the
SMTs aliases and the tag itself into the solution.
* tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
merge the points-to solution back into the SMT aliases.
(may_alias_p): Use alias_set_subset_of instead of
aliases_conflict_p. A pointer which points to
memory with alias set zero may access any variable.
2008-04-23 Richard Guenther <rguenther@suse.de>
* alias.c (alias_set_subset_of): Correctly handle asking
if zero is a subset of an alias set with zero child.
* tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
(compute_flow_insensitive_aliasing): Correctly walk all
pointers. Do not unnecessarily union sets.
2008-04-23 Richard Guenther <rguenther@suse.de>
PR middle-end/36021
* c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2008-04-22 Tomas Bily <tbily@suse.cz>
* tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
unreachable case.
* tree-vrp.c (extract_range_from_unary_expr): Removed unused
NON_LVALUE_EXPR.
* tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
* tree-ssa-structalias.c (get_constraint_for): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* varasm.c (const_hash_1, compare_constant, copy_constant)
(compute_reloc_for_constant, output_addressed_constants): Likewise.
* emit-rtl.c (component_ref_for_mem_expr)
(set_mem_attributes_minus_bitpos): Likewise.
* expr.c (highest_pow2_factor, expand_expr_real_1, )
(is_aligning_offset): Likewise.
* dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
* dojump.c (do_jump): Likewise.
* builtins.c (get_pointer_alignment, get_memory_rtx)
(integer_valued_real_p, fold_builtin_next_arg): Likewise.
* tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2008-04-23 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/36017
* builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
expanding the library call.
2008-04-22 Ian Lance Taylor <iant@google.com>
* fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
than size_in_bytes.
2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
of LR/CTR moves for Power6.
2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR middle-end/36003
* passes.c (init_optimization_passes): Remove
pass_fast_rtl_byte_dce.
2008-04-22 Uros Bizjak <ubizjak@gmail.com>
PR target/29096
* config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
builtin functions to generate faster code.
(_mm_cvtpu16_ps): Ditto.
(_mm_cvtpi32x2_ps): Ditto.
2008-04-22 Nick Clifton <nickc@redhat.com>
* common.opt (ftree-loop-distribution): Add Optimization
attribute.
* config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
(frv_expand_builtin_va_start): Likewise.
* config/arm/arm.c (thumb_find_work_register): Fix location of
argument register count.
2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
Support scheduling for ColdFire V1 and V3 microarchitecture.
Improve scheduling of multiplication instructions.
* config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
(mac): New instruction attribute.
* config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
(m68k_sched_mac): New variable.
(m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
Handle cfv1 and cfv3.
(max_insn_size): New static variable.
(struct _sched_ib): New type.
(sched_ib): New static variable.
(sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
to fields of 'struct _sched_ib sched_ib'. Update all uses.
(m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
Update.
(m68k_sched_md_init_global, m68k_sched_md_finish_global,
m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
new variables. Update.
(m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
Add modeling of cfv3 instruction buffer. Update.
* config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
* config/m68k/m68k.h (TUNE_CFV3): New macro.
* config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
(cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
a particular reservation applies to.
(type2): Reorganize attribute values. Rename alu to alu_reg,
alu_l to alu, move_l to omove. Join move to alu. Split mul
to mul_l and mul_w.
(cf_ib_*): Simplify description of instruction buffer.
(cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
(cf_mem): Split into cf_mem1 and cf_mem2.
(cf_v2_move_??): Rename to cfv12_alu_??.
(cf_v2_move_l_??): Rename to cfv12_omove_??.
(cf_v2_mul_??): Remove reservations.
(cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
cfv12_emac_??, cfv12_emac_w_i0): New reservations.
(cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
appropriate place.
(cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
(cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
expansions of the above reservations for instructions of sizes
1, 2 and 3 words.
2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
* rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
* coverage.c: Include tree-pass.h.
(coverage_counter_alloc): Print da_file_name to the dump file.
2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
* sbitmap.c (sbitmap_range_empty_p): New function.
* sbitmap.h (sbitmap_range_empty_p): New function.
* bitmap.h: Now includes obstack.h.
2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
Kenneth Zadeck <zadeck@naturalbridge.com>
* dbgcnt.def (ra_byte_scan): Added.
* dbgcnt.c (dbg_cnt): Added code to print message to dump_file
when the last hit happens for a counter.
* timevar.def (TV_DF_BYTE_LR): New variable.
* tree-pass.h (pass_fast_rtl_byte_dce): New pass.
* passes.c (pass_fast_rtl_byte_dce): New pass.
* fwprop.c (update_df): Added mode to call df_ref_create.
Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
* df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
DF_BYTE_LR_OUT, df_byte_lr): New macro.
(df_mm): New enum.
(df_ref_extract): Added mode field.
(DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
(DF_REF_EXTRACT_MODE): New macro.
(df_byte_lr_bb_info): New structure.
(df_print_byte_regset, df_compute_accessed_bytes,
df_byte_lr_add_problem, df_byte_lr_get_regno_start,
df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
df_byte_lr_simulate_uses,
df_byte_lr_simulate_artificial_refs_at_top,
df_byte_lr_simulate_artificial_refs_at_end,
df_compute_accessed_bytes): New function.
(df_ref_create): Add parameter.
(df_byte_lr_get_bb_info): New inline function.
* df-scan.c (df_ref_record, df_uses_record,
df_ref_create_structure): Added mode parameter.
(df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
df_defs_record, df_uses_record, df_get_conditional_uses,
df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
df_entry_block_defs_collect, df_exit_block_uses_collect):
Added mode parameter to calls to df_ref_record, df_uses_record,
df_ref_create_structure.
(df_ref_equal_p, df_ref_compare): Added test for modes.
(df_ref_create_structure): Added code to set mode. Renamed
DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
DF_REF_EXTRACT_OFFSET.
* df-core.c (df_print_byte_regset): New function.
* df-byte-scan.c: New file.
* df-problems.c (df_rd_transfer_function): Removed unnecessary
calls to BITMAP_FREE.
(df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
(df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
df_byte_lr_local_compute, df_byte_lr_init,
df_byte_lr_confluence_0, df_byte_lr_confluence_n,
df_byte_lr_transfer_function, df_byte_lr_free,
df_byte_lr_top_dump, df_byte_lr_bottom_dump,
df_byte_lr_add_problem, df_byte_lr_simulate_defs,
df_byte_lr_simulate_uses,
df_byte_lr_simulate_artificial_refs_at_top,
df_byte_lr_simulate_artificial_refs_at_end): New function.
* dce.c (byte_dce_process_block): New function.
(dce_process_block): au is now passed in rather than computed
locally. Changed loops that look at artificial defs to not look
for conditional or partial ones, because there never are any.
(fast_dce): Now is able to drive byte_dce_process_block or
dce_process_block depending on the kind of dce being done.
(rest_of_handle_fast_dce): Add parameter to fast_dce.
(rest_of_handle_fast_byte_dce): New function.
(rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
* Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2008-04-21 Daniel Franke <franke.daniel@gmail.com>
PR fortran/35019
* gcc.h: Added fortran options that take arguments to
DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
macros.
2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
* tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
scalarization if on the LHS and not a full access.
2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2008-04-18 Rafael Espindola <espindola@google.com>
* tree-vrp.c (find_case_label_index): Fix the binary search.
(find_case_label_range): New.
(vrp_visit_switch_stmt): Use find_case_label_range.
(simplify_switch_using_ranges): Use find_case_label_range.
2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
* gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2008-04-18 Tom Tromey <tromey@redhat.com>
PR libcpp/15500:
* doc/cpp.texi (Implementation-defined behavior): Mention
-finput-charset.
2008-04-18 Ian Lance Taylor <iant@google.com>
* fold-const.c (pointer_may_wrap_p): New static function.
(fold_comparison): Add another test for pointer overflow. Use
pointer_may_wrap_p to disable some false positives.
2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
* c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
(fname_as_string): Match updated cpp_interpret_string prototype.
(fix_string_type): Support char16_t* and char32_t*.
(c_common_nodes_and_builtins): Add char16_t and char32_t (and
derivative) nodes. Register as builtin if C++0x.
(c_parse_error): Support CPP_CHAR{16,32}.
* c-common.h (RID_CHAR16, RID_CHAR32): New elements.
(enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
CTI_CHAR32_ARRAY_TYPE>: New elements.
(char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
char32_type_node, signed_char32_type_node, char16_array_type_node,
char32_array_type_node): New defines.
* c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
(c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
(lex_string): Support CPP_STRING{16,32}, match updated
cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
(lex_charconst): Support CPP_CHAR{16,32}.
* c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
and CPP_STRING{16,32}.
2008-04-18 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/35457
* aclocal.m4: Regenerate.
* configure: Regenerate.
2008-04-18 Jan Hubicka <jh@suse.cz>
* except.c (dw2_size_of_call_site_table,
sjlj_size_of_call_site_table): Use vector API for call_site_record.
* cgraphbuild.c (build_cgraph_edges): Update.
* tree-pass.h: Update comment.
* final.c (leaf_function_p): Update.
(leaf_renumber_regs): Update.
(rest_of_clean_state): Update.
* omp-low.c (expand_omp_parallel): Update.
* ipa-reference.c (analyze_function): Update.
* reorg.c (find_end_label): Update.
(optimize_skip): Update.
(fill_simple_delay_slots): Update.
(fill_simple_delay_slots): Update.
(make_return_insns): Update.
(dbr_schedule): Update.
* gimple-low.c (record_vars_into): Update.
* cfgbuild.c (make_edges): Update.
* function.c (assign_stack_local): Update.
(assign_parm_adjust_stack_rtl): Update.
(locate_and_pad_parm): Update.
(allocate_struct_function): Do not initialize stack_alignment_needed
and preferred_stack_boundary here.
(stack_protect_prologue): Update.
(stack_protect_epilogue): Update.
(expand_function_start): Initialize stack_alignment_needed,
preferred_stack_boundary and max_jumptable_ents.
(expand_function_end): Update.
(free_after_compilation): Do not NULLify epilogue_delay_list.
* function.h (struct rtl_data): Add stack_protect_guard,
stack_alignment_needed,
preferred_stack_boundary, epilogue_delay_list.
(struct function): Remove value_histograms, stack_alignment_needed,
preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
last_label_uid,
unexpanded_var_list, stack_protect_guard.
(current_function_epilogue_delay_list): Remove.
* ipa-type-escape.c (analyze_function): Update.
* gimplify.c (pop_gimplify_context): Update comment.
* calls.c (expand_call): Update.
(emit_library_call_value_1): Update.
* except.c (set_nothrow_function_flags): Update.
* cfgexpand.c (get_decl_align_unit): Update.
(create_stack_guard): Update.
(estimated_stack_frame_size): Update.
(expand_used_vars): Update.
(tree_expand_cfg): Free histogram earliers, init expansion variables.
* explow.c (allocate_dynamic_stack_space): Update.
* tree-ssa-live.c (remove_unused_locals): Update.
* varasm.c (mark_constant_pool): Update.
* tree-inline.c (remap_decls): Update.
(initialize_cfun): Update.
(declare_return_variable): Update.
(inline_forbidden_p): Update.
(expand_call_inline): Update.
(declare_inline_vars): Update.
(tree_function_versioning): Update.
* tree-flow.h (value_histograms): New.
(VALUE_HISTOGRAMS): New macro.
* basic-block.h (control_flow_graph): Add max_jumptable_ents,
last_label_uid.
* tree-cfg.c (set_bb_for_stmt): Update.
(replace_by_duplicate_decl): Update.
(move_block_to_fn): Update.
(new_label_mapper): Update.
(dump_function_to_file): Update.
* ipa-struct-reorg.c (build_data_structure): Update.
* cfgrtl.c (print_rtl_with_bb): Update.
* reload1.c (reload): Update.
(reload): Update.
* config/i386/i386.c (setup_incoming_varargs_64,
ix86_compute_frame_layout): Update.
* config/arc/arc.c (arc_output_function_epilogue): Update.
2008-04-18 Marius Strobl <marius@FreeBSD.org>
* gthr-posix.h (__gthread_active_p): Use the Solaris implementation
for FreeBSD as well.
* gthr-posix95.h: Likewise.
2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/35838
* dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
out the byte offset of the first subreg.
2008-04-17 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
to split_ti instead of three separate calls with single member arrays.
(subti3 splitter): Ditto.
(adddi3 splitter): Ditto with split_di.
(subdi3 splitter): Ditto.
(negti2 splitter): Pass arrays of 2 operands to split_ti instead of
two separate calls with single member arrays. Swap match_dup
operands 1 and 2 to better fit into the array.
(negdi2 splitter): Ditto with split_di.
(movdfcc splitter): Pass arrays of 2 operands to split_di instead of
two separate calls with single member arrays. Swap match_dup operands
6 and 7 to better fit into the array.
2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (sse_builtin_type): New.
(bdesc_sse_args): Likewise.
(bdesc_sse_3arg): Removed.
(bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
(bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
IX86_BUILTIN_ROUNDPS.
(ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
IX86_BUILTIN_ROUNDPS.
(ix86_expand_sse_4_operands_builtin): Removed.
(ix86_expand_sse_operands_builtin): New.
(ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
and CODE_FOR_sse4_1_roundps.
(ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2008-04-17 Alan Modra <amodra@bigpond.net.au>
PR target/35907
* config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
regs before frame pop when needed. If use_backchain_to_restore_sp
then load backchain into a temp reg to restore vr and vrsave. Add
code to restore vr after frame pop if possible.
2008-04-17 Richard Guenther <rguenther@suse.de>
* tree-vn.c (expressions_equal_p): Do not check type
equality or compatibility before calling operand_equal_p.
* fold-const.c (operand_equal_p): Check equivalence of
integer constants before bailing out due to signedness or
precision differences.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
spurious differences in type qualification. Ignore types
for COMPONENT_REFs at all.
2008-04-17 Christian Bruel <christian.bruel@st.com>
* config/sh/sh.c (expand_cbranchdi4): Use original operands for
msw_skip comparison.
2008-04-16 Jakub Jelinek <jakub@redhat.com>
PR c/35739
* tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
reg type.
PR tree-optimization/35899
* tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
rather than TREE_OPERAND.
2008-04-16 Uros Bizjak <ubizjak@gmail.com>
PR target/35944
* config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
temporary registers. Change operand predicate to general_operand.
(remainderxf3): Ditto.
2008-04-16 Richard Guenther <rguenther@suse.de>
* Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
* tree-affine.c (aff_combination_expand): Look through some
conversions.
2008-04-15 Doug Kwan <dougkwan@google.com>
* dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
for hex printing.
* tree-pretty-print.c (dump_generic_node): Ditto.
* final.c (output_addr_const): Ditto.
* dwarf2out.c (output_cfi): Ditto.
* c-pretty-print.c (pp_c_integer_constant): Ditto.
* print-rtl.c (print_rtx): Ditto.
* print-tree.c (print_node_brief, print_node): Ditto.
* c-common.c (match_case_to_enum_1): Ditto.
* sched-vis.c (print_value): Ditto.
* config/i386/i386.c (print_operand): Cast to long unsigned int
for hex printing.
2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
* libgcc2.c [L_trampoline]: Remove unnecessary prototype for
MS Windows VirtualProtect function.
2008-04-15 Jan Hubicka <jh@suse.cz>
* gengtype.c (write_root): Param_is argument is OK.
* expr.c (expand_expr_real_1): Update call of get_exception_*.
* function.h: Include varray.h
(rtl_eh): New stucture based on except.c one.
(call_site_record): New forward declaration and vector type.
* calls.c (emit_call_1): Do not call
note_current_region_may_contain_throw.
* except.c (eh_status): Remove cur_region, try_region since they are
unused.
Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
sjlj_fc, sjlj_exit_after to rth_eh in function.h.
Remove call_site_data_used, call_site_data_size.
Turn call_site_record into vector in function.h.
(note_current_region_may_contain_throw): Remove.
(get_exception_pointer, get_exception_filter): Do not take struct
function argument; update.
(add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
add_ttypes_entry, add_ehspec_entry, assign_filter_values,
build_post_landing_pads, dw2_build_landing_pads,
sjlj_assign_call_site_values, sjlj_mark_call_sites,
sjlj_emit_function_enter, sjlj_emit_function_enter,
sjlj_emit_function_exit, sjlj_emit_dispatch_table,
sjlj_build_landing_pads, finish_eh_generation,
remove_exception_handler_label, remove_eh_handler,
maybe_remove_eh_handler, add_reachable_handler,
reachable_handlers, expand_builtin_eh_return, expand_eh_return,
add_action_record, collect_one_action_chain, add_call_site,
convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
sjlj_output_call_site_table, output_function_exception_table,
* except.h (note_current_region_may_contain_throw): Remove
(get_exception_pointer, get_exception_filter): Do not take struct
function argument.
* Makefile.in (GTFILES): Put varargs before struct function.
2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
punt for STRING_CST.
(get_constraint_for): Deal with STRING_CST here instead.
2008-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-propagate.c (substitute_and_fold): Substitute
statements in a basic-block with a backward walk. Do not
substitute into dead statements but instead remove those.
2008-04-15 Richard Guenther <rguenther@suse.de>
* params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
to zero, thus disable creation of SFTs.
2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
* tree-predcom.c (suitable_reference_p): Return false if the
reference can throw.
2008-04-15 Jakub Jelinek <jakub@redhat.com>
PR c/35751
* c-decl.c (finish_decl): If extern or static var has variable
size, set TREE_TYPE (decl) to error_mark_node.
2008-04-15 Rafael Espindola <espindola@google.com>
* fold-const.c (tree_call_nonnegative_warnv_p): Remove local
variable arg1.
2008-04-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
* tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
(visit_reference_op_load): Do walk vuse-vdef chains on
vn_reference_lookup.
(visit_reference_op_store): But do not here.
* tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
vn_reference_lookup.
(vn_lookup_with_vuses): But do so here.
2008-04-14 Ian Lance Taylor <iant@google.com>
* fold-const.c (fold_overflow_warning): Remove assertion.
2008-04-15 Ben Elliston <bje@au.ibm.com>
* config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
temp1 local variables.
2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
PR target/35661
* config/i386/winnt.c (i386_pe_section_type_flags): Mark
".text.unlikely" section as executable.
2008-04-14 James E. Wilson <wilson@tuliptree.org>
* config/ia64/ia64.c (rtx_needs_barrier): Handle
UNSPEC_FR_SQRT_RECIP_APPROX_RES.
* config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
(divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2008-04-14 Ian Lance Taylor <iant@google.com>
* flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
* fold-const.c (fold_comparison): If appropriate, test
POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
(fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
reassociating a pointer type.
* doc/invoke.texi (Optimize Options): Document that
-fstrict-overflow applies to pointer wraparound.
2008-04-13 Jan Hubicka <jh@suse.cz>
* m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2008-04-12 Andrew Pinski <pinskia@gmail.com>
* config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
we are going to "save the world".
2008-04-13 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
operand 0 constraint, not "=".
2008-04-11 James E. Wilson <wilson@tuliptree.org>
* system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
* dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
of size of positions_needed * CHAR_BIT.
2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/35897
* dse.c (store_info): Change positions_needed to unsigned
HOST_WIDE_INT.
(lowpart_bitmask): New.
(record_store): Cast to unsigned HOST_WIDE_INT for
positions_needed. Assert width <= size of positions_needed *
CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
(check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
lowpart_bitmask to set mask.
2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/constraints.md: New file.
* config/bfin/bfin.md: Include it.
(adddi3): Use satisfies_constraint functions instead of the old macros.
* config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
EXTRA_CONSTRAINT): Delete.
* config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
reg_or_neg7bit_operand): Use satisfies_constraint functions instead
of the old macros.
* config/bfin/bfin.c: Include "tm-constrs.h".
(bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
Use satisfies_constraint functions instead of the old macros.
* doc/md.texi (Blackfin Constraints): Update file name reference.
2008-04-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35869
* tree-vrp.c (execute_vrp): Move switch statement update after
jump threading. Schedule another cfg cleanup run.
2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35744
* attribs.c (decl_attributes): Return early on errorneous node.
2008-04-10 Oleg Ryjkov <olegr@google.com>
* tree.h (struct tree_base): Added a new flag default_def_flag.
(SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
* config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/35768
* pa.md: Define mode iterator P. Define mode attribute dwc.
(dcacheflush): Update pattern to use iterator P and attribute dwc.
(icacheflush): Likewise.
* pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
!TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2008-04-11 Ben Elliston <bje@au.ibm.com>
* config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2008-04-10 Rafael Espindola <espindola@google.com>
* tree-vrp.c (extract_range_from_binary_expr): Don't handle
TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
(extract_range_from_expr): The same.
2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (GPR2): New mode iterator.
(seq): Add comment.
(*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
*sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
*slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
Rewrite these to take two modes, the mode of comparison and the
mode of the destination.
* config/mips/mips.c (mips_expand_scc): Instead of having
paradoxical subreg as destination, expand "narrowing" scc if mode
of comparison is SI and target is requested in DI mode.
(mips_emit_int_order_test): Update comment. Make mode of
comparison match CMP0 rather than TARGET. When creating inverse
target use mode of TARGET.
2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
* gcov-dump.c (tag_summary): Only print summaries for the first
GCOV_COUNTERS_SUMMABLE counters.
2008-04-10 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (absneg): New code iterator.
(absnegprefix): New code attribute.
(<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
patterns using absneg code iterator.
(<code>tf2): Macroize expander from abstf2 and negtf2 patterns
using absneg code iterator.
(*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
*neg<mode>2 patterns using absneg code iterator.
(*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
*negextendsfdf2 patterns using absneg code iterator.
(*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
*negextendsfxf2 patterns using absneg code iterator.
(*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
*negextendsfdf2 patterns using absneg code iterator.
* config/i386/sse.md (<code><mode>2): Macroize expander from
abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h: Remove the remains of the recent search
& replace action of current_function_outgoing_args_size.
2008-04-10 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/35821
* tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
NEW_STMT_LIST is not NULL.
2008-04-09 David Edelsohn <edelsohn@gnu.org>
PR libstdc++/35597
* toplev.c (process_options): Remove -ffunction-sections debugging
warning.
2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* explow.c (break_out_memory_refs): Use simplify_gen_binary rather
than gen_rtx_fmt_ee to perform more canonicalizations.
2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR driver/35665
* collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2008-04-09 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_stmt): Print complete bogus stmt.
(dump_function_to_file): Dump function arguments with types.
2008-04-08 Richard Guenther <rguenther@suse.de>
* fold-const.c (fold_widened_comparison): Do not allow
sign-changes that change the result.
2008-04-08 Janis Johnson <janis187@us.ibm.com>
PR target/35839
* config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
kinds of indirect references.
2008-04-08 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
GNU Fortran language string.
2008-04-08 Rafael Espindola <espindola@google.com>
* fold-canst.c (tree_call_nonnegative_warnv_p): New.
(tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
* tree.h (tree_call_nonnegative_warnv_p): New.
2008-04-08 Jan Hubicka <jh@suse.cz>
* function.c (free_after_compilation): Clear out regno_reg_rtx
pointer.
2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
Revert
2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
same precedence as REG_POINTER and MEM_POINTER operands.
2008-04-08 Richard Guenther <rguenther@suse.de>
PR middle-end/35834
* tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
for adding index to base.
2008-04-08 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
(MINGW_ENABLE_EXECUTE_STACK): New.
(IN_LIBGCC2): For libgcc include windows.h file for
function declarations.
2008-04-08 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
and tem2 if tem1 is not a REG or MULT.
2008-04-08 Jan Hubicka <jh@suse.cz>
* function.h (incomming_args): Break out of struct function.
(function_subsections): Break out of struct function.
(rtl_data): Add args, subsections fields. Break out outgoing_args_size,
return_rtx and hard_reg_initial_vals from struct function.
Kill inl_max_label_num.
(current_function_pops_args, current_function_args_info,
current_function_args_size, current_function_args_size,
current_function_pretend_args_size,
current_function_outgoing_args_size,
current_function_internal_arg_pointer, current_function_return_rtx):
Kill compatibility accestor macros.
* builtins.c (expand_builtin_apply_args_1): Update.
(expand_builtin_next_arg): Update.
* df-scan.c (df_get_call_refs): Update.
* dbxout.c (dbxout_function_end): Update.
* dwarf2out.c (dwarf2out_switch_text_section): Update.
(output_line_info): Update.
(secname_for_decl): Update.
(dwarf2out_var_location): Update.
* function.c (free_after_compilation): Update.
(assign_parm_find_stack_rtl): Update.
(assign_parms): Update.
(expand_dummy_function_end): Update.
(expand_function_end): Update.
* calls.c (mem_overlaps_already_clobbered_arg_p): Update.
(expand_call): Update.
(emit_library_call_value_1): Update.
(store_one_arg): Update.
* varasm.c (initialize_cold_section_name): Update.
(unlikely_text_section): Update.
(unlikely_text_section_p): Update.
(assemble_start_function): Update.
(assemble_end_function): Update.
(default_section_type_flags): Update.
(switch_to_section): Update.
* integrate.c (set_decl_abstract_flags): Update.
(get_hard_reg_initial_val): Update.
(has_hard_reg_initial_val): Update.
(allocate_initial_values): Update.
* resource.c (init_resource_info): Update.
* config/alpha/alpha.c (NUM_ARGS): Update.
(direct_return): Update.
(alpha_va_start): Update.
(alpha_sa_size): Update.
(alpha_initial_elimination_offset): Update.
(alpha_expand_prologue): Update.
(alpha_start_function): Update.
(alpha_expand_epilogue): Update.
(unicosmk_initial_elimination_offset):
* config/alpha/alpha.md (call expander): Update.
* config/s390/s390.c (s390_register_info): Update.
(s390_register_info): Update.
(s390_frame_info): Update.
(s390_initial_elimination_offset): Update.
(s390_build_builtin_va_list): Update.
(s390_va_start): Update.
* config/spu/spu.c (direct_return): Update.
(spu_expand_prologue): Update.
(spu_initial_elimination_offset): Update.
(spu_build_builtin_va_list): Update.
(spu_va_start): Update.
* config/sparc/sparc.c (sparc_init_modes): Update.
(sparc_compute_frame_size): Update.
(function_value): Update.
* config/m32r/m32r.c (m32r_compute_frame_size): Update.
* config/i386/i386.md (return expander): Update.
* config/i386/i386.c (ix86_va_start): Update.
(ix86_can_use_return_insn_p): Update.
(ix86_compute_frame_layout): Update.
(ix86_expand_epilogue): Update.
* config/sh/sh.c (output_stack_adjust): Update.
(calc_live_regs): Update.
(sh_expand_prologue): Update.
(sh_builtin_saveregs): Update.
(sh_va_start): Update.
(initial_elimination_offset): Update.
(sh_allocate_initial_value): Update.
(sh_function_ok_for_sibcall): Update.
(sh_get_pr_initial_val): Update.
* config/sh/sh.md (return expander): Update.
* config/avr/avr.c (frame_pointer_required_p): UPdate.
* config/crx/crx.c (crx_compute_frame): UPdate.
(crx_initial_elimination_offset): UPdate.
* config/xtensa/xtensa.c (compute_frame_size): Update
(xtensa_builtin_saveregs): Update.
(xtensa_va_start): Update.
(order_regs_for_local_alloc): Update.
* config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
(xstormy16_expand_builtin_va_start): Update.
* config/fr30/fr30.c (fr30_compute_frame_size): Update.
* config/m68hc11/m68hc11.md (return expanders): Update.
* config/m68hc11/m68hc11.c (expand_prologue): Update.
(expand_epilogue): Update.
* config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
(cris_simple_epilogue): Update.
(cris_expand_prologue): Update.
(cris_expand_epilogue): Update.
* config/iq2000/iq2000.c (iq2000_va_start): Update.
(compute_frame_size): Update.
* config/mt/mt.c (mt_compute_frame_size): Update.
* config/mn10300/mn10300.c (expand_prologue): Update.
(expand_epilogue): Update.
(initial_offset): Update.
(mn10300_builtin_saveregs):
* config/mn10300/mn10300.md (return expander): Update.
* config/ia64/ia64.c (ia64_compute_frame_size): Update.
(ia64_initial_elimination_offset): Update.
(ia64_initial_elimination_offset): Update.
(ia64_expand_prologue): Update.
* config/m68k/m68k.md (return expander): Update.
* config/rs6000/rs6000.c (rs6000_va_start): Update.
(rs6000_stack_info): Update.
* config/mcore/mcore.c (layout_mcore_frame): Update.
(mcore_expand_prolog): Update.
* config/arc/arc.c (arc_compute_frame_size): Update.
* config/score/score3.c (score3_compute_frame_size): Update.
* config/score/score7.c (score7_compute_frame_size): Update.
* config/arm/arm.c (use_return_insn): Update.
(thumb_find_work_register): Update.
(arm_compute_save_reg_mask): Update.
(arm_output_function_prologue): Update.
(arm_output_epilogue): Update.
(arm_size_return_regs): Update.
(arm_get_frame_offsets): Update.
(arm_expand_prologue): Update.
(thumb_exit): Update.
(thumb_unexpanded_epilogue): Update.
(thumb1_output_function_prologue): Update.
* config/pa/pa.md (return expander): Update.
* config/pa/pa.c (compute_frame_size): Update.
(hppa_builtin_saveregs): Update.
* config/mips/mips.c (mips_va_start): Update.
(mips16_build_function_stub): Update.
(mips_compute_frame_info): Update.
(mips_restore_gp): Update.
(mips_output_function_prologue): Update.
(mips_expand_prologue): Update.
* config/v850/v850.c (compute_frame_size): Update.
(expand_prologue): * config/mmix/mmix.c (along): update.
(mmix_initial_elimination_offset): update.
(mmix_reorg): update.
(mmix_use_simple_return): update.
(mmix_expand_prologue): update.
(mmix_expand_epilogue): Update.
* config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
(emit_link_insn): Update.
2008-04-08 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
__AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
instructions.
* config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
atmega103 device.
2008-04-07 Jan Hubicka <jh@suse.cz>
* function.h (rtl): Rename to x_rtl.
(crtl): New define.
(return_label, naked_return_label, stack_slot_list, parm_birth_insn,
frame_offset, stack_check_probe_note, arg_pointer_save_area,
used_temp_slots avail_temp_slots, temp_slot_level,
nonlocal_goto_handler_labels): Update accesstors.
(rtl): New global variable.
(struct function): Move some fileds to rtl_data.
(get_arg_pointer_save_area): Update prototype.
* builtins.c (expand_builtin_setjmp_receiver): Update call of
get_arg_pointer_save_area.
* expr.c (init_expr): Update
* function.c (get_frame_size): Update
(assign_stack_local): Update
(expand_function_end): Update.
(get_art_pointer_save_area): Update
* function.h
* emit-rtl.c (rtl): Declare.
(regno_reg_rtx): Declare.
(first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
Update.
(gen_reg_rtx): Update.
* varasm.c (n_deferred_constatns): Update accestor.
(init_varasm_status): Do not allocate varasm_status.
(force_const_mem, get_pool_size, output_constant_pool): Update.
* stmt.c (force_label_rtx): Do not use x_ prefixes.
(expand_nl_goto_receiver): Update get_arg_pointer_save_area.
* m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
* sparc/sparc.h (INIT_EXPANDERS): Update.
* ia64/ia64.h (INIT_EXPANDERS): Update.
2008-04-07 James E. Wilson <wilson@tuliptree.org>
* reload.c (push_secondary_reload): Add missing break to for loop.
2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
PR middle-end/PR28690
* rtlanal.c: Update copyright years.
(commutative_operand_precedence): Give SYMBOL_REF's the same precedence
as REG_POINTER and MEM_POINTER operands.
* emit-rtl.c (gen_reg_rtx_and_attrs): New function.
(set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
* rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
* gcse.c: Update copyright years.
(pre_delete): Call gen_reg_rtx_and_attrs.
(hoist_code): Likewise.
(build_store_vectors): Likewise.
(delete_store): Likewise.
* loop-invariant.c (move_invariant_reg): Likewise.
Update copyright years.
2008-04-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
control string instead of quoted.
2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/rtl.texi: Rewrite of subreg section.
2008-04-07 Kai Tietz <kai.tietz@onevision.com>
PR/35842
* config/i386/i386.c (legitimize_pic_address): Add treating
of dllimport SYM_REF's.
(legitimize_dllimport_symbol): Add prototype.
2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
reference in constructor with non self-referential type.
2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
Removal of Return with Depressed Stack Pointer support
* tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
(ECF_SP_DEPRESSED): Likewise.
(ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
* calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
(flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
(expand_call): Do not test ECF_SP_DEPRESSED.
* dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
* function.c (keep_stack_depressed): Delete.
(handle_epilogue_set): Likewise.
(update_epilogue_consts): Likewise.
(emit_equiv_load): Likewise.
(thread_prologue_and_epilogue_insns): Remove support for Return with
Depressed Stack Pointer.
* print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2008-04-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35400
* tree-vrp.c (vrp_evaluate_conditional): Only query value-range
information from SSA_NAMEs.
2008-04-06 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (avr_mega_p): Remove declaration.
(AVR_MEGA): Remove macro.
* config/avr/avr.c (avr_mega_p): Remove variable.
(avr_override_options): Remove inicializion of avr_mega_p.
Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
(print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
(avr_jump_mode): (Ditto.).
(avr_output_progmem_section_asm_op): (Ditto.).
(avr_asm_init_sections): (Ditto.).
(avr_asm_init_sections): (Ditto.).
(avr_rtx_costs): (Ditto.).
* config/avr/avr.md: (Ditto.).
* config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
'__AVR_MEGA__'.
2008-04-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35842
* tree-ssa-address.c (fixed_address_object_p): Adjust to match
is_gimple_invariant_address.
2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* gcc.c (default_compilers): Sync Fortran extensions list with
that in fortran/lang-specs.h.
* doc/invoke.texi: Likewise.
* dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
* dwarf2out.c (gen_compile_unit_die): Likewise.
2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
* gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2008-04-05 Uros Bizjak <ubizjak@gmail.com>
PR target/12329
* config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
attribute is used for nested functions.
2008-04-05 Jan Hubicka <jh@suse.cz>
* emit-rtl.c (init_emit): xcalloc regno_pointer_align.
* tree-dump.c (dump_enable_all): Remove prototype; do not accept
letter argument.
(dump_files): Update.
(enable_rtl_dump_file): Do not accept letter argument.
* tree-pass.h (dump_file_info): Remove letter argument.
* toplev.c (decode_d_option): Update -da handling.
* toplev.h (enable_rtl_dump_file): Update prototype.
* passes.c (register_one_dump_file): Do not accept IPA argument; work
it out based on pass type.
(register_dump_files_1): Likewise.
(init_optimization_passes): Update register_one_dump_file calls.
(execute_one_pass): Sanity check that IPA passes are called at IPA
level and RTL passes at RTL level.
(execute_pass_list): IPA pass can not be after or subpass of
GIMPLE/RTL pass.
(execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
disallov RTL subpasses of IPA subpasses.
2008-04-05 Ben Elliston <bje@au.ibm.com>
* tree-cfg.c (need_fake_edge_p): Return false for calls to
builtins that return exactly once and do not throw. Cache call to
call_expr_flags.
2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
PR rtl-optimization/34916
PR middle-end/35519
* combine.c (create_log_links): Do not create duplicate LOG_LINKS
between instruction pairs.
2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
* doc/invoke.texi: Document -mbitops for SH.
* config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
* config/sh/predicates.md (bitwise_memory_operand): New predicate.
* config/sh/sh.c (print_operand): Add %t operand code.
* config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
* config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
(extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
(extendqihi2): Likewise.
(movqi_i): Likewise.
(insv): Use bset, bclr and bst instructions for SH2A if possible.
(extv): Use bld instruction for SH2A if possible.
(extzv): Likewise.
(bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
(bset.b, bclr.b): Define peepholes.
* config/sh/sh.opt (mbitops): New option.
2008-04-04 Janis Johnson <janis187@us.ibm.com>
PR target/35620
* config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
and view convert expression.
2008-04-04 Jakub Jelinek <jakub@redhat.com>
PR target/35364
* tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
* config/i386/cpuid.h (bit_AES): New.
(bit_PCLMUL): Likewise.
* config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
(override_options): Handle PTA_AES and PTA_PCLMUL. Enable
SSE2 if AES or PCLMUL is enabled.
(ix86_builtins): Add IX86_BUILTIN_AESENC128,
IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
(bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
(bdesc_2arg): Add IX86_BUILTIN_AESENC128,
IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
(bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
(ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
__builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
__builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
__builtin_ia32_aeskeygenassist128 and
__builtin_ia32_pclmulqdq128.
* config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
(ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
* config/i386/i386.h (TARGET_AES): New.
(TARGET_PCLMUL): Likewise.
(TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
* config/i386/i386.md (UNSPEC_AESENC): New.
(UNSPEC_AESENCLAST): Likewise.
(UNSPEC_AESDEC): Likewise.
(UNSPEC_AESDECLAST): Likewise.
(UNSPEC_AESIMC): Likewise.
(UNSPEC_AESKEYGENASSIST): Likewise.
(UNSPEC_PCLMUL): Likewise.
* config/i386/i386.opt (maes): New.
(mpclmul): Likewise.
* config/i386/sse.md (aesenc): New pattern.
(aesenclast): Likewise.
(aesdec): Likewise.
(aesdeclast): Likewise.
(aesimc): Likewise.
(aeskeygenassist): Likewise.
(pclmulqdq): Likewise.
* config/i386/wmmintrin.h: New.
* doc/extend.texi: Document AES and PCLMUL built-in function.
* doc/invoke.texi: Document -maes and -mpclmul.
2008-04-04 Paolo Bonzini <bonzini@gnu.org>
* function.c (free_after_parsing): Replace with
cxx_push_function_context from C++ front-end.
(allocate_struct_function): Don't call langhook.
* langhooks.h (struct lang_hooks_for_functions): Delete.
(struct lang_hooks): Add back missing_noreturn_ok_p here, delete
member "function".
* langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
(LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
remove LANG_HOOKS_FUNCTION_INITIALIZER.
* tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
* c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2008-04-04 Jakub Jelinek <jakub@redhat.com>
PR c/35440
* c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
for all types.
2008-04-04 Richard Guenther <rguenther@suse.de>
PR middle-end/35823
* fold-const.c (optimize_minmax_comparison): Use the correct
type for the constant in the simplified comparison.
2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
* config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
Pass L2 size as "--param l2-cache-size" to the compiler.
(decode_l2_cache): New function to decode L2 cache parameters using
0x8000006 extended cpuid function.
(detect_caches_amd): Determine parameters of L2 cache using
decode_l2_caches function.
(decode_caches_intel): Decode L2 cache parameters.
(detect_caches_intel): Determine L2 cache parameters using
decode_caches_intel and decode_l2_caches functions.
2008-04-03 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
secondary input reload for subword loads from the constant pool.
2008-04-03 Janis Johnson <janis187@us.ibm.com>
PR target/35713
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
constants of the appropriate size for runtime calculations.
PR c/35712
* dfp.c (decimal_from_decnumber): Retain trailing zeroes for
decimal-float literal constant zero.
2008-04-03 Jakub Jelinek <jakub@redhat.com>
PR c/35738
* c-parser.c (c_parser_omp_atomic): Call
default_function_array_conversion on the RHS.
PR middle-end/35818
* omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
call is_variable_sized if decl has incomplete type.
2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-protos.h (ix86_aligned_p): Removed.
2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
iterators.
(u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
(sgt<u>): Merge sgt and sgtu into new expander.
(sgt, sgtu): Remove expanders.
(*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
(*sgt_<mode>, *sgtu_<mode>): Remove patterns.
(*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
*sgtu_<mode>_mips16 into new pattern.
(*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
(sge<u>): Merge sge and sgeu into new expander.
(sge, sgeu): Remove expanders.
(*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
new pattern.
(*sge_<mode>, second *sge_<mode>): Remove patterns.
(slt<u>): Merge slt and sltu into new expander.
(slt, sltu): Remove expanders.
(*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
(*slt_<mode>, *sltu_<mode>): Remove patterns.
(*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
*sltu_<mode>_mips16 into new pattern.
(*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
(sle<u>): Merge sle and sleu into new expander.
(sle, sleu): Remove expanders.
(*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
(*sle_<mode>, *sleu_<mode>): Remove patterns.
(*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
*sleu_<mode>_mips16 into new pattern.
(*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2008-04-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/35795
* alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
* sparc/sparc.c (sparc_output_mi_thunk): Likewise.
* ia64/ia64.c (ia64_output_mi_thunk): Likewise.
* m68k/m68k.c (m68k_output_mi_thunk): Likewise.
* score/score3.c (score3_output_mi_thunk): Likewise.
* score/score7.c (score7_output_mi_thunk): Likewise.
* mips/mips.c (mips_output_mi_thunk): Likewise.
2008-04-03 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (extract_range_from_unary_expr): Handle all
conversions. Simplify code.
2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2008-04-03 Tom Tromey <tromey@redhat.com>
Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
* config/bfin/t-bfin-linux (generated_files): Add
linux-sysroot-suffix.h.
* doc/install.texi (Prerequisites): Require make 3.80.
* doc/sourcebuild.texi (Front End Directory): Document new
variable.
* Makefile.in (generated_files): New variable.
(ALL_HOST_OBJS): New variable.
($(ALL_HOST_OBJS)): New target.
2008-04-03 Paolo Bonzini <bonzini@gnu.org>
* tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
(remap_block): Call id->transform_lang_insert_block instead
of langhook.
(optimize_inline_calls, unsave_expr_now, tree_function_versioning):
Set id.transform_lang_insert_block to NULL.
(clone_body): Move to cp/optimize.c
* tree-inline.h (struct copy_body_data): Change
transform_lang_insert_block to function pointer.
(copy_generic_body, copy_decl_no_change): Export.
* langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
* langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
(LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
* c-tree.h (insert_block): Kill.
* c-decl.c (insert_block): Kill.
2008-04-03 Paolo Bonzini <bonzini@gnu.org>
* c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
* c-tree.h (c_push_function_context, c_pop_function_context): Remove
argument.
* c-decl.c (c_push_function_context, c_pop_function_context): Remove
argument, call {push,pop}_function_context from here.
* c-parser.c: Use c_{push,pop}_function_context.
* function.c (push_function_context_to): Move meat ...
(push_function_context): ... here. Simplify.
* function.c (pop_function_context_from): Move meat ...
(pop_function_context): ... here. Simplify.
* langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
leave_nested).
* langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
(LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
* tree.h (push_function_context_to, pop_function_context_from): Remove.
2008-04-03 Ben Elliston <bje@au.ibm.com>
* expmed.c (extract_force_align_mem_bit_field): Remove.
2008-04-03 Richard Guenther <rguenther@suse.de>
PR middle-end/35800
* expr.h (try_casesi): Adjust prototype.
* expr.c (try_casesi): Take fallback label as extra parameter.
Use that for gen_casesi if default_label is NULL.
* stmt.c (expand_case): Pass fallback label to try_casesi,
make sure to fill gaps with a fallback label if default_label
is not present.
2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
PR target/35801
* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2008-04-03 Ben Elliston <bje@au.ibm.com>
* expmed.c (extract_split_bit_field): Remove if (0) code.
* tree-ssa-structalias.c (do_sd_constraint): Likewise.
(do_ds_constraint): Likewise.
2008-04-02 Joseph Myers <joseph@codesourcery.com>
* doc/cppopts.texi (-dU): Document.
* c-common.h (flag_dump_macros): Update comment.
* c-opts.c (handle_OPT_d): Handle -dU.
* c-ppoutput.c (macro_queue, define_queue, undef_queue,
dump_queued_macros, cb_used_define, cb_used_undef): New.
(init_pp_output): Handle -dU.
(cb_line_change): Call dump_queued_macros.
* toplev.c (decode_d_option): Accept -dU as preprocessor option.
2008-04-02 Anatoly Sokolov <aesok@post.ru>
* config/avr/predicates.md (io_address_operand): New predicate.
* config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
* config/avr/avr.c (avr_io_address_p): Remove function.
(out_movqi_r_mr): Use 'io_address_operand' predicate instead of
'avr_io_address_p' function.
(out_movhi_r_mr): (Ditto.).
(out_movqi_mr_r): (Ditto.).
(out_movhi_mr_r): (Ditto.).
(avr_address_cost): (Ditto.).
2008-04-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
in 32bit mode when XMM registers are available to avoid store
forwarding stalls.
(floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
corresponding post-reload splitters.
2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
__builtin_ia32_roundss.
(ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
__builtin_ia32_shufpd, __builtin_ia32_roundsd and
__builtin_ia32_roundss.
(ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
IX86_BUILTIN_SHUFPD here.
2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (plogic): New.
(plogicprefix): Likewise.
* config/i386/mmx.md (mmx_<code><mode>3): New.
(mmx_and<mode>3): Removed.
(mmx_ior<mode>3): Likewise.
(mmx_xor<mode>3): Likewise.
* config/i386/sse.md (<code><mode>3): New.
(*<code><mode>3): Likewise.
(*<code><mode>3): Likewise.
(<code><mode>3): Likewise.
(*sse_<code><mode>3): Likewise.
(*sse2_<code><mode>3): Likewise.
(<code>tf3): Likewise.
(*<code>tf3): Likewise.
(and<mode>3): Likewise.
(*and<mode>3): Likewise.
(ior<mode>3): Removed.
(*ior<mode>3): Likewise.
(xor<mode>3): Likewise.
(*xor<mode>3): Likewise.
(*and<mode>3): Likewise.
(*ior<mode>3): Likewise.
(*xor<mode>3): Likewise.
(and<mode>3): Likewise.
(*sse_and<mode>3): Likewise.
(*sse2_and<mode>3): Likewise.
(andtf3): Likewise.
(*andtf3): Likewise.
(ior<mode>3): Likewise.
(*sse_ior<mode>3): Likewise.
(*sse2_ior<mode>3): Likewise.
(iortf3): Likewise.
(*iortf3): Likewise.
(xor<mode>3): Likewise.
(*sse_xor<mode>3): Likewise.
(*sse2_xor<mode>3): Likewise.
(xortf3): Likewise.
(*xortf3): Likewise.
2008-04-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/14495
PR tree-optimization/34793
* tree-vrp.c (struct switch_update): New structure.
(to_remove_edges, to_update_switch_stmts): New VECs.
(simplify_switch_using_ranges): New function. Remove not taken
case labels and edges.
(simplify_stmt_using_ranges): Call it.
(identify_jump_threads): Mark edges we have queued for removal
so we don't thread them.
(execute_vrp): Remove edges queued for removal, update SWITCH_STMT
case label vector.
* tree-cfg.c (group_case_labels): Deal with missing default label.
(tree_verify_flow_info): Allow missing default label.
* stmt.c (emit_case_bit_tests): Deal with NULL default_label.
(emit_case_nodes): Likewise.
(expand_case): Do not rely on the default label to be present.
* expr.c (try_casesi): Deal with NULL default_label.
(do_tablejump): Likewise.
2008-04-02 Richard Guenther <rguenther@suse.de>
PR tree-optimization/14495
* tree-vrp.c (vrp_visit_cond_stmt): Do not handle
SWITCH_EXPR here ...
(vrp_visit_switch_stmt): ... but here (new function).
(find_case_label_index): New helper function.
(vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
* fwprop.c: Fix ISO-C99ism.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/35752
* Makefile.in (objdir): Set it here.
* configure.ac: Not here. Find dynamic linker characteristics.
* exec-tool.in: Use them.
* aclocal.m4: Regenerate.
* configure: Regenerate.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
* expr.c (expand_var): Delete it.
* expr.h (expand_var): Delete prototype.
* function.c (expand_function_start): Use expand_decl instead.
* cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
langhook.
2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
PR rtl-optimization/35542
* fwprop.c (forward_propagate_and_simplify): Replace
loc_reg_mentioned_in_p with reg_mentioned_p.
2008-04-02 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/35281
* fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
(propagate_rtx_1): Handle PR_HANDLE_MEM.
(propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
(varying_mem_p): Move above propagate_rtx.
(all_uses_available_at): Do not check MEMs.
2008-04-02 Rafael Espindola <espindola@google.com>
* tree-vrp.c (extract_code_and_val_from_cond): Remove.
(register_edge_assert_for_2): Split the cond argument.
(register_edge_assert_for_1): Adjust for the change in
register_edge_assert_for_2.
(register_edge_assert_for): Split the cond argument.
(find_switch_asserts): Adjust for the change in
register_edge_assert_for.
2008-04-02 Kai Tietz <kai.tietz@onevision.com>
* config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
offsets for 64-bit mingw.
* config/i386/i386.c (ix86_pass_by_reference): Correct calling
abi for x86_64-pc-mingw.
2008-04-02 Richard Guenther <rguenther@suse.de>
* tree-vrp.c (extract_range_from_assert): Make sure to not
produce range min/max with TREE_OVERFOW set.
If merging a anti-range and a range keep the anti-range if
the range covers all values of the type.
(register_edge_assert_for_2): Only allow sign-changing
conversions in detecting canonical range checks. Also
register an assert for the unsigned name if useful.
PR tree-optimization/35787
* tree-vrp.c (vrp_val_max): New function.
(vrp_val_min): Likewise.
(vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
(vrp_val_is_min): Likewise.
(supports_overflow_infinity): Use vrp_val_{min,max}.
(negative_overflow_infinity): Likewise.
(positive_overflow_infinity): Likewise.
(is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
(is_positive_overflow_infinity): Likewise.
(is_overflow_infinity): Likewise.
(avoid_overflow_infinity): Use vrp_val_{min,max} and
vrp_val_is_{min,max}.
(set_and_canonicalize_value_range): Canonicalize anti-ranges
to ranges if possible. Avoid empty ranges.
2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/35705
* fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
the expression is a function address.
2008-04-01 George Helffrich <george@gcc.gnu.org>
PR fortran/35154, fortran/23057
* dbxout.c: Emit .stabs debug info for Fortran COMMON block
variables as base symbol name + offset using N_BCOMM/N_ECOMM.
(is_fortran, dbxout_common_name, dbxout_common_check): New functions.
(dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
in common.
(dbxout_syms): Check for COMMON-based symbol and wrap in
N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
in bracket for efficiency.
* dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
using DW_TAG_common_block + member offset.
(add_pubname_string): New function.
(dw_expand_expr): New function to find block name and offset for
COMMON var.
(common_check): New function to check whether symbol in Fortran COMMON.
(gen_variable_die): If COMMON, use DW_TAG_common_block.
2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35436
* c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2008-04-02 Ben Elliston <bje@au.ibm.com>
* config/v850/v850.md (casesi): Remove if (0) code.
* config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
* config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2008-04-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (rex64suffix): New mode attribute.
(floathi<mode>2): Disable expander for SSE math.
(*floathi<mode>2_1): New insn insn_and_split pattern.
(*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
corresponding post-reload splitters.
(*floathi<mode>2_i387): New macroized insn pattern.
(float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
(*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
insn_and_split pattern.
(*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
New macroized instruction patterns and corresponding post-reload
splitters.
(*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
and corresponding post-reload splitters.
(*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
New macroized instruction patterns.
(*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
macroized instruction patterns and corresponding post-reload splitters.
(*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
corresponding post-reload splitters.
(*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
New macroized instruction patterns.
(*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
corresponding post-reload splitters.
(*floatsi<mode>2_i387): New macroized instruction patterns.
2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.md (smaxmin): New.
(umaxmin): Likewise.
(maxminiprefix): Likewise.
(maxminfprefix): Likewise.
(<code><mode>3): Likewise.
(smin<mode>3): Removed.
(smax<mode>3): Likewise.
* config/i386/mmx.md (mmx_<code>v2sf3): New.
(mmx_<code>v4hi3): Likewise.
(mmx_<code>v8qi3): Likewise.
(mmx_smaxv2sf3): Removed.
(mmx_sminv2sf3): Likewise.
(mmx_umaxv8qi3): Likewise.
(mmx_smaxv4hi3): Likewise.
(mmx_uminv8qi3): Likewise.
(mmx_sminv4hi3): Likewise.
* config/i386/sse.md (<addsub><mode>3): New.
(*<addsub><mode>3): Likewise.
(<sse>_vm<addsub><mode>3): Likewise.
(<maxmin><mode>3): Likewise.
(*<maxmin><mode>3_finite): Likewise.
(*<maxmin><mode>3): Likewise.
(<sse>_vm<maxmin><mode>3): Likewise.
(sse3_h<addsub>v4sf3): Likewise.
(sse3_h<addsub>v2df3): Likewise.
(<maxmin>v16qi3): Likewise.
(*<maxmin>v16qi3): Likewise.
(<maxmin>v8hi3): Likewise.
(*<maxmin>v8hi3): Likewise.
(*sse4_1_<maxmin><mode>3): Likewise.
(*sse4_1_<maxmin><mode>3): Likewise.
(add<mode>3): Removed.
(*add<mode>3): Likewise.
(<sse>_vmadd<mode>3): Likewise.
(sub<mode>3): Likewise.
(*sub<mode>3): Likewise.
(<sse>_vmsub<mode>3): Likewise.
(smin<mode>3): Likewise.
(*smin<mode>3_finite): Likewise.
(*smin<mode>3): Likewise.
(<sse>_vmsmin<mode>3): Likewise.
(smax<mode>3): Likewise.
(*smax<mode>3_finite): Likewise.
(*smax<mode>3): Likewise.
(<sse>_vmsmax<mode>3): Likewise.
(sse3_haddv4sf3): Likewise.
(sse3_haddv2df3): Likewise.
(sse3_hsubv4sf3): Likewise.
(sse3_hsubv2df3): Likewise.
(umaxv16qi3): Likewise.
(*umaxv16qi3): Likewise.
(smaxv8hi3): Likewise.
(*smaxv8hi3): Likewise.
(*sse4_1_smax<mode>3): Likewise.
(*sse4_1_umax<mode>3): Likewise.
(uminv16qi3): Likewise.
(*uminv16qi3): Likewise.
(sminv8hi3): Likewise.
(*sminv8hi3): Likewise.
(*sse4_1_smin<mode>3): Likewise.
(*sse4_1_umin<mode>3): Likewise.
2008-04-01 Rafael Espindola <espindola@google.com>
* tree-cfg.c (verify_expr): remove in_phi.
(verify_stmt): Don't call walk_tree with verify_expr. Use
is_gimple_min_invariant instead of is_gimple_val.
2008-04-01 Joseph Myers <joseph@codesourcery.com>
* doc/include/gpl_v3.texi: Update for manpage generation.
* doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
gpl.texi.
* doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
* Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
gpl_v3.texi instead of gpl.texi.
(gpl.pod): New.
2008-04-01 Jakub Jelinek <jakub@redhat.com>
PR pch/13675
* c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2008-04-01 Rafael Espindola <espindola@google.com>
* tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
(extract_code_and_val_from_cond): Use
extract_code_and_val_from_cond_with_ops.
2008-04-01 Jan Hubicka <jh@suse.cz>
* function.c (free_after_compilation): Free epilogue_delay_list.
(prepare_function_start): Assert that previous compilation was freed.
2008-04-01 Jan Hubicka <jh@suse.cz>
Jim Wilson <wilson@tuliptree.org>
Andreas Tobler <andreast@gcc.gnu.org>
PR middle-end/35781
* m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
rtl.emit instead cfun->emit.
* sparc/sparc.h (INIT_EXPANDERS): Likewise.
* ia64/ia64.h (INIT_EXPANDERS): Likewise.
2008-04-01 Ben Elliston <bje@au.ibm.com>
* doc/c-tree.texi (Function Basics): Fix grammatical error.
2008-03-31 Seongbae Park <seongbae.park@gmail.com>
* common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
New options
(fprofile-use): Add var flag_profile_use
* coverage.c (coverage_begin_output): Do not open a gcno file for
output only if -ftest-coverage is set.
Do not add getpwd() to gcda file path.
(build_gcov_info): Check the new flag
flag_profile_datafile_relative_path.
(coverage_init): Use profile_data_prefix.
Read profile counter only if flag_profile_use is set.
* opts.c (common_handle_option): New option fprofile-use=,
fprofile-dir=, fprofile-generate=.
* toplev.c (profile_data_prefix): New variable definition.
* toplev.h (profile_data_prefix): New declaration.
* doc/invoke.tex (Option Summary, Optimization Options):
Add new options.
2008-03-31 James E. Wilson <wilson@tuliptree.org>
* varasm.c (output_constant_pool_1): In LABEL_REF check,
use tmp consistently.
PR target/35695
* config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
* config/ia64/ia64.c (rtx_needs_barrier): Handle
UNSPEC_FR_RECIP_APPROX_RES.
* config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35750
* c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30186
* fold-const.c (fold_indirect_ref_1): Support accessing non first
element of the vector via a pointer.
2008-03-31 Ian Lance Taylor <iant@google.com>
* tlink.c (scan_linker_output): Look for symbol name in single quotes.
2008-03-31 Jan Hubicka <jh@suse.cz>
* builtins.c (expand_builtin_setjmp_receiver): Update call of
get_arg_pointer_save_area.
* expr.c (init_expr): Just clear out rtl.expr.
* function.c (free_after_compilation): Clear out whole RTL structure.
(get_func_frame_size): Merge into ...
(get_frame_size): ... this one.
(assign_stack_local_1): Merge into ...
(assign_stack_local): ... this one.
(expand_function_end): Update call of get_arg_pointer_save_area.
(get_art_pointer_save_area): Remove cfun argument.
* function.h (emit_status): regno_pointer_align does not need length
attribute. Move x_regno_reg_rtx to ...
(regno_reg_rtx): ... new global array.
(reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
(pending_stack_adjust, inhibit_defer_pop, saveregs_value,
apply_args_value, forced_labels, stack_pointer_delta):
Update accestors.
(struct varasm_status): Move here from varasm.c
(struct rtl_data): New. Move here some fields from struct function.
(return_label, naked_return_label, stack_slot_list, parm_birth_insn,
frame_offset, stack_check_probe_note, arg_pointer_save_area,
used_temp_slots avail_temp_slots, temp_slot_level,
nonlocal_goto_handler_labels): Update accesstors.
(rtl): New global variable.
(struct function): Move some fileds to rtl_data.
(get_arg_pointer_save_area): Update prototype.
* emit-rtl.c (rtl): Declare.
(regno_reg_rtx): Declare.
(first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
Update.
(gen_reg_rtx): Update.
(init_virtual_regs): Do not tate emit_status argument.
(init_emit): Do not allocate emit.
* varasm.c (varasm_statuc): Move to function.h.
(n_deferred_constatns): Update accestor.
(init_varasm_status): Do not allocate varasm_status.
(force_const_mem, get_pool_size, output_constant_pool): Update.
* stmt.c (force_label_rtx): Do not use x_ prefixes.
(expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2008-03-31 Zdenek Dvorak <ook@ucw.cz>
PR rtl-optimization/35729
* loop-invariant.c (check_maybe_invariant): Disallow volatile memory
references.
2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
PR target/32000
* config/i386/i386.md (*movti_internal): Emit unaligned SSE
load/store if memory is unaligned.
(*movti_rex64): Likewise.
* config/i386/predicates.md (misaligned_operand): New.
2008-03-31 Andrew Pinski <pinskia@gmail.com>
PR tree-opt/35431
* tree-ssa-phiopt.c (conditional_replacement): Return early for
complex types.
2008-03-31 Jan Beulich <jbeulich@novell.com>
* config/ia64/constraints.md: Add 'j' constraint.
* config/ia64/ia64.md (movsi_internal): Add addp4 case.
(movdi_internal): Likewise.
2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
PR c/35748
* c-typeck.c (build_c_cast): Skip invalid fields in unions.
2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/35757
* config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
proper error message for the third argument on blendpd and
blendps.
* config/i386/sse.md (blendbits): New.
(sse4_1_blendp<ssemodesuffixf2c>): Use it.
2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2008-03-30 Richard Guenther <rguenther@suse.de>
PR middle-end/31023
* fold-const.c (fold_sign_changed_comparison): Do leave
conversions to base-types alone.
2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
the link register if one altivec register is be saved.
2008-03-30 Ben Elliston <bje@au.ibm.com>
* final.c (final_scan_insn): Remove if (0) code.
2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
* c-parser.c (c_parser_next_token_is_keyword): Simplify.
2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
of V4SFmode to ix86_binary_operator_ok.
2008-03-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (override_options): Initialize
ix86_veclib_handler to ix86_veclibabi_svml when
-mveclibabi=svml is used.
(ix86_veclibabi_svml): New function for SVML ABI style
vectorization support.
* doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2008-03-28 Rafael Espindola <espindola@google.com>
* fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
(tree_binary_nonnegative_warnv_p): Make it public.
(tree_single_nonnegative_warnv_p): Make it public.
(tree_invalid_nonnegative_warnv_p): Make it public.
(tree_unary_nonzero_warnv_p): Make it public.
(tree_binary_nonzero_warnv_p): Make it public
(tree_single_nonzero_warnv_p): Make it public.
* tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
(extract_range_from_binary_expr): Split the expr argument.
(extract_range_from_unary_expr): Split the expr argument.
(extract_range_from_comparison): Split the expr argument.
(extract_range_from_expr): Use the new aux functions.
(vrp_evaluate_conditional_warnv): Use
vrp_evaluate_conditional_warnv_with_ops.
* tree.h (tree_unary_nonzero_warnv_p): Declare.
(tree_binary_nonzero_warnv_p): Declare.
(tree_single_nonzero_warnv_p): Declare.
(tree_expr_nonzero_warnv_p): Declare.
(tree_unary_nonnegative_warnv_p): Declare.
(tree_binary_nonnegative_warnv_p): Declare.
(tree_single_nonnegative_warnv_p): Declare.
(tree_invalid_nonnegative_warnv_p): Declare.
2008-03-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/30317
PR tree-optimization/30911
PR tree-optimization/34793
* tree-vrp.c (set_and_canonicalize_value_range): New function.
(struct assert_locus_d): New member EXPR.
(register_new_assert_for): Add EXPR parameter to support
ASSERT_EXPR <name, expr OP limit>.
(register_edge_assert_for_1): Adjust callers.
(find_assert_locations): Likewise.
(process_assert_insertions_for): Build condition from expression.
(extract_range_from_assert): Handle ASSERT_EXPRs
of the form ASSERT_EXPR <name, expr OP limit>.
(register_edge_assert_for_2): New helper registering
asserts for comparisons. Recognize range tests of the form
(unsigned)i - CST1 OP CST2.
(register_edge_assert_for_1): Use it.
(register_edge_assert_for): Likewise.
(needs_overflow_infinity): Integer sub-types
do not need overflow infinities.
(vrp_val_is_max): The extreme values of integer sub-types
are those of the base type.
(vrp_val_is_min): Likewise.
* tree.def (ASSERT_EXPR): Document extra allowed conditional
expressions.
2008-03-28 Nick Clifton <nickc@redhat.com>
PR target/31110
* config/mn10300/mn10300.c (mn10300_secondary_reload_class):
Return GENERAL_REGS for stack adjustment reloads.
2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/31334
* config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
const_vector when all the vectors are constant.
2008-03-27 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (gen_float_relational): Handle unordered
comparisons.
* config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
(any_scc_sf): Add uneq, unlt, unle and unordered operators.
(scc_sf): New.
(s<code>_sf): Use new scc_sf attribute for opcode names.
2008-03-27 Tom Tromey <tromey@redhat.com>
* doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
config/spu/t-spu-elf, config/i386/t-interix,
config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
config/i386/x-darwin, config/i386/x-mingw32,
config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
config/sh/t-sh, config/sh/t-symbian, config/x-linux,
config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
config/rs6000/x-rs6000, config/rs6000/x-darwin64,
config/rs6000/x-darwin, config/rs6000/t-rs6000,
config/score/t-score-elf, config/arm/t-strongarm-pe,
config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
Revert automatic dependency patch.
2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/35657
* config/i386/i386.c (ix86_function_arg_boundary): Align
decimal floating point to its natural boundary.
2008-03-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35716
* fold-const.c (fold_comparison): Restrict distinct decl
comparison folding to VAR_DECLs and PARM_DECLs. Do not
solely rely on operand_equal_p.
2008-03-27 Richard Guenther <rguenther@suse.de>
PR c/32511
* c-common.c (handle_weak_attribute): Reject combination of
weak and inline.
2008-03-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32810
* tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
conversions from DECL_INITIAL.
(fold_const_aggregate_ref): Likewise from constructor elements.
2008-03-27 Zdenek Dvorak <ook@ucw.cz>
* tree-affine.h (aff_combination_expand): Declare.
(get_inner_reference_aff): Likewise.
* tree-affine.c (aff_combination_expand): Split out from
tree_to_aff_combination_expand.
(get_inner_reference_aff): New function.
* tree-parloops.c (loop_parallel_p): Free vectorizer info.
* tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
(struct lim_aux_data): sm_done field removed.
(mem_ref_loc_p, mem_ref_locs_p): New types.
(struct mem_ref): Added id, stored, accesses_in_loop,
indep_loop, dep_loop, indep_ref, dep_ref fields.
Removed is_stored, locs and next fields.
(memory_accesses): New variable.
(movement_possibility): Do not allow moving statements
that store to memory.
(outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
New functions.
(determine_max_movement): For statements with memory references,
find the outermost loop in that the reference is independent.
(move_computations_stmt): Mark the virtual operands for renaming.
(memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
add_vop_ref_mapping, create_vop_ref_mapping_loop,
create_vop_ref_mapping, analyze_memory_references,
cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
get_all_locs_in_loop, ref_always_accessed_p,
refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
store_motion_loop, store_motion): New functions.
(struct vop_to_refs_elt): New type.
(record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
memref_hash, memref_eq, hoist_memory_references): Rewritten.
(schedule_sm): Replaced by...
(execute_sm): ... this.
(determine_lsm_ref, hoist_memory_references,
loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
find_more_ref_vops, free_mem_ref, free_mem_refs,
determine_lsm_loop, determine_lsm): Removed.
(tree_ssa_lim_finalize): Free data structures used by store motion.
(tree_ssa_lim): Call analyze_memory_references. Use
store_motion instead of determine_lsm.
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
rename tmake_file to m68hc11/t-m68hc11.
(mcore): Set inhibit_libc to true.
* config.host (alpha*-dec-*vms*): Set extra_programs.
(interix3*): Don't use host_xmake_file.
* configure.ac: Let config.gcc override inhibit_libc.
* configure: Regenerate.
* config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
* config/t-openbsd-thread: Remove commented out lines.
* config/x-interix: Remove.
* config/m68hc11/t-m68hc11-gas: Rename to...
* config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
* config/mcore/t-mcore: Remove T_CFLAGS.
* config/mcore/t-mcore-pe: Likewise.
2008-03-27 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Replace custom __GNU_SOURCE test with
AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
* aclocal.m4: Regenerate.
* configure: Regenerate.
* config.in: Regenerate.
2008-03-27 Richard Guenther <rguenther@suse.de>
* fold-const.c (target.h): Include.
(fold_comparison): Fold comparison of addresses of decls
that bind locally or of constants. Consolidate address folding code.
* tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
results from fold_binary_to_constant.
(compare_values_warnv): Likewise.
2008-03-27 Andrew Pinski <pinskia@gmail.com>
PR middle-end/35429
* fold-const.c (fold_truthop): Check for integeral types when folding
a == 0 && b == 0 and a != 0 || b != 0 .
2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2008-03-26 Andreas Schwab <schwab@suse.de>
* doc/invoke.texi: Fix use of @item vs. @itemx.
2008-03-26 Tom Tromey <tromey@redhat.com>
* Makefile.in (build/gensupport.o, build/print-rtl.o,
build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
build/genattrtab.o, build/genautomata.o, build/gencheck.o,
build/gencodes.o, build/genconditions.o, build/genconfig.o,
build/genconstants.o, build/genemit.o, build/genextract.o,
build/genflags.o, build/genmddeps.o, build/genopinit.o,
build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
options.h.
2008-03-26 Richard Guenther <rguenther@suse.de>
Revert
2008-03-26 Richard Guenther <rguenther@suse.de>
* fold-const.c (target.h): Include.
(fold_comparison): Fold comparison of addresses of two decls
that bind locally. Consolidate address folding code.
2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (expand_builtin_pow, fold_builtin_cabs,
fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
dconstsqrt2, dconstthird, dconste and/or dconst10.
* config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
* emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
dconstsqrt2, dconste): Delete.
(init_emit_once): Likewise. Simplify initializing dconstm1.
Constify variable.
* real.c (get_real_const): New.
* real.h (dconst3, dconst10, dconstm2, dconstthird,
dconstsqrt2, dconste): Delete.
(real_value_const, get_real_const): New.
2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
* config/i386/i386.c (ix86_function_arg_boundary): Check
BIGGEST_ALIGNMENT instead of 128.
(setup_incoming_varargs_64): Likewise.
2008-03-26 Tom Tromey <tromey@redhat.com>
* Makefile.in (DEPFILES): Add missing '/'.
2008-03-26 Richard Guenther <rguenther@suse.de>
* fold-const.c (target.h): Include.
(fold_comparison): Fold comparison of addresses of two decls
that bind locally. Consolidate address folding code.
2008-03-26 Nick Clifton <nickc@redhat.com>
PR target/31232
* config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
not allow INT+INT as a legitimate addressing mode.
2008-03-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (widen_bitfield): Remove declaration.
* tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
(widen_bitfield): Remove function.
* tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
code.
2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/31558
* config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
error_mark_node's.
2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/35232
* reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
(forget_old_reloads_1, forget_marked_reloads): Don't clear
reg_reloaded_call_part_clobbered here.
(reload_regs_reach_end_p): New function.
(reload_reg_rtx_for_input): New variable.
(reload_reg_rtx_for_output): Likewise.
(emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
when reassigning a pseudo register. Load reloadreg from
reload_reg_rtx_for_input, moving the mode and register
calculation to...
(do_input_reload): ...here. Use the mode-adjusted reg_rtx
instead of the original when deciding whether an input reload
would be a no-op or whether an output reload can be deleted.
(emit_output_reload_insns): Use the mode-adjusted reg_rtx
when setting up new_spill_reg_store. Load it from
reload_reg_rtx_for_output, moving the mode and register
calculation to...
(do_output_reload): ...here. Use the mode-adjusted reg_rtx
instead of the original when deciding whether an output reload
would be a no-op. Do the same when modifying insn notes.
Use rtx_equal_p instead of == to compare the registers.
(inherit_piecemeal_p): Take a mode and two register numbers
as argument.
(emit_reload_insns): Clear new_spill_reg_store for every hard
register in the reload register. Remove spill registers
from reg_reloaded_valid before considering whether to record
inheritance information for them. Use reload_reg_rtx_for_output
instead of reg_rtx when recording output reloads. Use
reload_reg_rtx_for_input instead of reg_rtx when recording
input reloads. Set or clear reg_reloaded_call_part_clobbered
at the same time as setting reg_reloaded_valid.
(delete_output_reload): Add a new_reload_reg parameter and use it
instead of rld[j].reg_rtx.
(emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
calls accordingly.
2008-03-25 Tom Tromey <tromey@redhat.com>
* Makefile.in (build/gensupport.o): Depend on insn-modes.h.
(build/genattr.o): Likewise.
(build/genattrtab.o): Likewise.
(build/gencodes.o): Likewise.
(build/genconfig.o): Likewise.
(build/genconstants.o): Likewise.
(build/genemit.o): Likewise.
(build/genextract.o): Likewise.
(build/genflags.o): Likewise.
2008-03-25 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
instead of size_int for integer types.
(xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
to match type of MINUS_EXPR.
2008-03-25 Tom Tromey <tromey@redhat.com>
* configure: Rebuilt.
* configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
Makefile.
2008-03-25 Tom Tromey <tromey@redhat.com>
* config/x-solaris (host-solaris.o): Update.
* config/x-linux (host-linux.o): Update.
* config/x-hpux (host-hpux.o): Update.
* config/x-darwin (host-darwin.o): Update.
* config/v850/t-v850e (v850-c.o): Update.
* config/v850/t-v850 (v850-c.o): Update.
* config/t-vxworks (vxworks.o): Update.
* config/t-sol2 (sol2-c.o, sol2.o): Update.
* config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
* config/spu/t-spu-elf (spu-c.o): Update.
(spu.o): Remove.
* config/sh/t-symbian (sh-c.o): Update.
(symbian.o): Update.
* config/sh/t-sh (sh-c.o): Update.
* config/score/t-score-elf (score7.o, score3.o): Update.
* config/rs6000/x-rs6000 (driver-rs6000.o): Update.
* config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
* config/rs6000/x-darwin (host-ppc-darwin.o): Update.
* config/rs6000/t-rs6000 (rs6000-c.o): Update.
(rs6000.o): Remove.
* config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
* config/m32c/t-m32c (m32c-pragma.o): Update.
* config/ia64/t-ia64 (ia64-c.o): Update.
* config/i386/x-mingw32 (host-mingw32.o): Update.
* config/i386/x-i386 (driver-i386.o): Update.
* config/i386/x-darwin (host-i386-darwin.o): Update.
* config/i386/x-cygwin (host-cygwin.o): Update.
* config/i386/t-nwld (nwld.o): Update.
* config/i386/t-netware (netware.o): Update.
* config/i386/t-interix (winnt.o): Update.
* config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
* config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
msformat-c.o): Update.
* config/bfin/t-bfin-linux (generated_files): Add
linux-sysroot-suffix.h.
* config/arm/t-wince-pe (pe.o): Update.
* config/arm/t-strongarm-pe (pe.o): Update.
* config/arm/t-pe (pe.o): Update.
* config/arm/t-arm (arm-c.o): Update.
* doc/install.texi (Prerequisites): Require make 3.80.
* Makefile.in: Remove .o targets.
(CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
(OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
(simple_generated_h, simple_generated_c): Move earlier.
(generated_files): New variable.
(TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
(.c.o): Remove.
(COMPILE.base, COMPILE): New variables.
(%.o): New pattern rule.
(ALL_HOST_OBJS): New variable.
(xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
(dummy-checksum.o, cc1-checksum.o): Remove.
(DRIVER_SHLIB): New variable.
(DRIVER_DEFINES): Use it.
(gencondmd.c): Move out of build/.
(s-conditions): Update.
(BUILDCOMPILE.base, BUILDCOMPILE): New variables.
(ALL_BUILD_OBJS): Likewise.
(build/%.o): Use BUILDCOMPILE.
(build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
build/gencheck.o, build/gencodes.o, build/genconditions.o,
build/genconfig.o, build/genconstants.o, build/genemit.o,
build/genextract.o, build/genflags.o, build/genmddeps.o,
build/genopinit.o, build/genoutput.o, build/genpeep.o,
build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
build/gen-protos.o, build/scan.o, build/fix-header.o,
build/scan-decls.o): Simplify.
(collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
prefix.o, toplev.o): Reduce to variable setting.
(libbackend.o): Use COMPILE. Remove most dependencies. Move later.
($(out_object_file), gcc-options.o): New targets.
($(ALL_HOST_OBJS)): New target. Include dependency files.
* configure: Rebuilt.
* configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
* doc/sourcebuild.texi (Front End Directory): Document new variable.
2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
* c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
complain when we hit an error, return ERROR_MARK_NODE.
2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/constraints.md (Pso, Psz): New constraints.
* config/sh/sh.c (print_operand): Add %V and %W operand codes.
* config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
* config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/sh.md (prefetch): Add condition for SH2A target.
(prefetch_sh2a): New.
2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/constraints.md (I28): New constraint.
* config/sh/sh.c (broken_move): Add support for movi20s.
* config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
Jayant Sonar <Jayant.sonar@kpitcummins.com>
Naveen.H.S <naveen.hs@kpitcummins.com>
* config/sh/sh.c (SH_ATTRIBUTES): Define.
(SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
(print_operand): Handle resbank in %@ operand code.
(sh_encode_section_info): New.
(push_regs): Add conditions for resbank.
(sh_expand_epilogue): Likewise.
(sh_insert_attributes): Likewise.
(sh_attribute_table): Likewise.
(sh_handle_resbank_handler_attribute): New.
(sh2a_handle_function_vector_handler_attribute): New.
(sh2a_is_function_vector_call): New.
(sh2a_get_function_vector_number): New.
(sh2a_function_vector_p): New.
(sh_cfun_resbank_handler_p): New.
* config/sh/sh.md (calli): Emit jsr/n if possible.
(calli_tbr_rel): New.
(calli_pcrel): Emit jsr/n if possible.
(return_i): Emit rts/n if possible.
(call_valuei_tbr_rel): New.
(call_valuei_pcrel): Add condition for SH2A target.
(call_value): Likewise.
* config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
(sh2a_get_function_vector_number): Likewise.
(sh2a_is_function_vector_call): Likewise.
* doc/extend.texi: Document TBR relative addressing of SH2A.
(resbank): Add description for SH2A.
2008-03-24 Richard Guenther <rguenther@suse.de>
PR c/22371
* gimplify.c (gimplify_modify_expr): For frontend type-correct
pointer assignments change conversions according to middle-end rules.
(gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
* configure.ac: Include type checking in yes.
* configure: Regenerate.
2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* diagnostic.c (diagnostic_count_diagnostic): Delete.
(diagnostic_report_diagnostic): Update. Handle ICEs here.
2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
* gthr-vxworks.h (UNUSED): Define.
2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
* doc/extend.texi (Function Attributes): Add missing comma in the
example of the "alloc_size" attribute.
2008-03-23 Uros Bizjak <ubizjak@gmail.com>
Revert:
2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-03-19 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* stor-layout.c (update_alignment_for_field): Set minimum alignment
of the underlying type of a MS bitfield layout to the natural
alignment of the type.
2008-03-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (assign_386_stack_local): Align DImode slots
to their natural alignment to avoid store forwarding stalls.
2008-03-22 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_expr): Recurse again for invariant addresses.
For PHI nodes verify the address is invariant.
* tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
(get_symbol_constant_value): Use is_gimple_min_invariant.
(maybe_fold_stmt_indirect): Likewise.
2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/33927
* Makefile.in (dse.o): Depend on $(TM_P_H).
* expr.h (extract_low_bits): Declare.
* expmed.c (extract_low_bits): New function.
* rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
* dse.c: Include tm_p.h.
(find_shift_sequence): Remove the read_reg argument and return the
read value. Emit the instructions instead of returning them.
Iterate on new_mode rather than calculating it each time.
Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
source to NEW_MODE and extract_low_bits to convert the shifted
value to READ_MODE.
(replace_read): Allow the load and store to have different mode
classes. Use extract_low_bits when SHIFT == 0. Create the shift
or extraction instructions before trying the replacement. Update
dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2008-03-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (assign_386_stack_local): Align DImode slots
to their natural alignment to avoid store forwarding stalls.
2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/27946
* config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
encouraging but not allowing gprs for input;
change the input constraint to !f#r.
(fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
gprs for output;
change the output constraint to !f#r.
2008-03-21 Uros Bizjak <ubizjak@gmail.com>
PR target/13958
* config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
corresponding post-reload splitters.
("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
when x87 FP math is selected.
* config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
New function prototype.
* config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
unreachable function to ease macroization of insn patterns.
2008-03-21 Martin Jambor <mjambor@suse.cz>
* tree-data-ref.c (dump_data_dependence_relation): Avoid data
reference dumps if ddr is NULL or dependence is unknown.
2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
unsigned extension into account.
(ATOMIC_COMPARE_AND_SWAP): Likewise.
(ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
Do computations on a scratch register.
2008-03-21 Richard Guenther <rguenther@suse.de>
* tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
Use is_gimple_min_invariant instead of TREE_INVARIANT.
* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
* tree-ssa-dom.c (record_equality): Likewise.
* tree-inline.c (copy_body_r): Likewise.
* tree-ssa-pre.c (make_values_for_stmt): Remove test for
TREE_INVARIANT.
2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (split_branches): Pass zero to redirect_jump
as 'delete_unused' argument.
2008-03-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
special casing of constant qualifiers.
* tree-ssa.c (useless_type_conversion_p_1): Instead do not
care about them in general.
* tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
regardless of their type.
(fold_stmt_r): Forcefully fold *& if we end up with that.
2008-03-20 Paul Brook <paul@codesourcery.com>
* config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
* config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
linker flags.
* config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
definition.
(LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
* config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
* common.opt (Wmudflap): New option.
* tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
(mx_register_decls): Likewise.
(mudflap_finish_file): Likewise.
* doc/invoke.texi: Document -Wno-mudflap.
2008-03-20 Kai Tietz <kai.tietz@onevision.com>
* c-format.c (replace_format_name_to_system_name): New.
(cmp_attribs): New.
(convert_format_name_to_system_name): New.
(decode_format_attr): Add use of convert_format_name_to_system_name.
(format_types_orig): Add gnu_ prefix to names.
(check_format_info_main): Special treating of \0 escaped names for
supporting multi-character format specifiers as I32, I64.
(TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
(gnu_target_overrides_format_attributes): New.
* c-format.h: Add structure target_ovr_attr to hold
system specific formatter names.
* config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
msformat-c.o file to c_target_objs and cxx_target_objs.
* config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
(TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
(TARGET_N_FORMAT_TYPES): New.
* config/i386/msformat-c.c: New.
* config/i386/t-cygming: Add build rule for msformat-c.o.
* doc/extend.texi: Add new format names gnu_* and ms_* and
further details.
* doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2008-03-20 Ira Rosen <irar@il.ibm.com>
* doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
optimizations turned on under -O3.
(ftree-vectorize): Add that the flag is turned on with -O3.
2008-03-20 Ben Elliston <bje@au.ibm.com>
* regmove.c (try_auto_increment): Fix spelling error in comment.
* final.c (final_scan_insn): Likewise.
2008-03-20 Uros Bizjak <ubizjak@gmail.com>
PR target/14552
* config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
allocator preferences for "y" and "r" class registers.
("*mov<mode>_internal"): Ditto.
("*movv2sf_internal_rex64"): Ditto.
("*movv2sf_internal"): Ditto.
2008-03-19 Michael Matz <matz@suse.de>
PR middle-end/35616
* calls.c (expand_call): Check overlap of arguments with call
address for sibcalls.
2008-03-19 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* stor-layout.c (update_alignment_for_field): Set minimum alignment
of the underlying type of a MS bitfield layout to the natural
alignment of the type.
2008-03-19 Jan Hubicka <jh@suse.cz>
PR other/35094
* toplev.c (decode_d_option): Handle all CPP flags.
* tree-vrp.c: Update tree_pass descriptors.
* regrename.c: Update tree_pass descriptors.
* fwprop.c: Update tree_pass descriptors.
* doc/invoke.texi: Remove documentation of dropped -d? flags.
* tree-into-ssa.c: Update tree_pass descriptors.
* tree-dump.c: Update tree_pass descriptors.
* tree-complex.c: Update tree_pass descriptors.
* tree-dump.h: Update tree_pass descriptors.
* see.c: Update tree_pass descriptors.
* cgraphbuild.c: Update tree_pass descriptors.
* tracer.c: Update tree_pass descriptors.
* tree-loop-distribution.c: Update tree_pass descriptors.
* cgraph.c: Update tree_pass descriptors.
* postreload-gcse.c: Update tree_pass descriptors.
* postreload.c: Update tree_pass descriptors.
* tree-ssa-loop-ch.c: Update tree_pass descriptors.
* tree-tailcall.c: Update tree_pass descriptors.
* tree-pass.h (tree_opt_pass): Rename to ...
(opt_pass) ... this one; add "type" field and remove letter field.
(gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
(execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
all_lowering_passes): Update declaration.
* ipa-cp.c: Update tree_pass descriptors.
* final.c: Update tree_pass descriptors.
* omp-low.c: Update tree_pass descriptors.
* tree-ssa-dse.c: Update tree_pass descriptors.
* ipa-reference.c: Update tree_pass descriptors.
* tree-ssa-uncprop.c: Update tree_pass descriptors.
* auto-inc-dec.c: Update tree_pass descriptors.
* reorg.c: Update tree_pass descriptors.
* cgraphunit.c: Update tree_pass descriptors.
* tree-ssa-copyrename.c: Update tree_pass descriptors.
* tree-ssa-ccp.c: Update tree_pass descriptors.
* df-core.c: Update tree_pass descriptors.
* mode-switching.c: Update tree_pass descriptors.
* tree-nomudflap.c: Update tree_pass descriptors.
* modulo-sched.c: Update tree_pass descriptors.
* ipa-pure-const.c: Update tree_pass descriptors.
* cse.c: Update tree_pass descriptors.
* web.c: Update tree_pass descriptors.
* tree-stdarg.c: Update tree_pass descriptors.
* tree-ssa-math-opts.c: Update tree_pass descriptors.
* tree-ssa-dom.c: Update tree_pass descriptors.
* tree-nrv.c: Update tree_pass descriptors.
* tree-ssa-alias.c: Update tree_pass descriptors.
* loop-init.c: Update tree_pass descriptors.
* gimple-low.c: Update tree_pass descriptors.
* ipa-inline.c: Update tree_pass descriptors.
* tree-ssa-sink.c: Update tree_pass descriptors.
* global.c: Update tree_pass descriptors.
* ifcvt.c: Update tree_pass descriptors.
* jump.c: Update tree_pass descriptors.
* predict.c: Update tree_pass descriptors.
* tree-ssa-loop.c: Update tree_pass descriptors.
* recog.c: Update tree_pass descriptors.
* dse.c: Update tree_pass descriptors.
* tree-ssa-ifcombine.c: Update tree_pass descriptors.
* tree-eh.c: Update tree_pass descriptors.
* regmove.c: Update tree_pass descriptors.
* local-alloc.c
* function.c: Update tree_pass descriptors.
* tree-vectorizer.c: Update tree_pass descriptors.
* gcse.c: Update tree_pass descriptors.
* ipa-type-escape.c: Update tree_pass descriptors.
* tree-if-conv.c: Update tree_pass descriptors.
* init-regs.c: Update tree_pass descriptors.
* ipa.c: Update tree_pass descriptors.
* tree-ssa-phiopt.c: Update tree_pass descriptors.
* rtl-factoring.c: Update tree_pass descriptors.
* lower-subreg.c: Update tree_pass descriptors.
* bt-load.c: Update tree_pass descriptors.
* tree-dfa.c: Update tree_pass descriptors.
* except.c: Update tree_pass descriptors.
* emit-rtl.c: Update tree_pass descriptors.
* cfgexpand.c: Update tree_pass descriptors.
* tree-cfgcleanup.c: Update tree_pass descriptors.
* cfgcleanup.c: Update tree_pass descriptors.
* tree-ssa-pre.c: Update tree_pass descriptors.
* tree-sra.c: Update tree_pass descriptors.
* tree-mudflap.c: Update tree_pass descriptors.
* tree-ssa-copy.c: Update tree_pass descriptors.
* cfglayout.c: Update tree_pass descriptors.
* tree-ssa-forwprop.c: Update tree_pass descriptors.
* tree-ssa-dce.c: Update tree_pass descriptors.
* tree-ssa.c: Update tree_pass descriptors.
* regclass.c: Update tree_pass descriptors.
* integrate.c: Update tree_pass descriptors.
* tree-optimize.c: Update tree_pass descriptors.
* tree-ssa-phiprop.c: Update tree_pass descriptors.
* tree-object-size.c: Update tree_pass descriptors.
* combine.c: Update tree_pass descriptors.
* tree-outof-ssa.c: Update tree_pass descriptors.
* bb-reorder.c: Update tree_pass descriptors.
* stack-ptr-mod.c: Update tree_pass descriptors.
* var-tracking.c: Update tree_pass descriptors.
* tree-profile.c: Update tree_pass descriptors.
* tree-vect-generic.c: Update tree_pass descriptors.
* reg-stack.c: Update tree_pass descriptors.
* sched-rgn.c: Update tree_pass descriptors.
* tree-ssa-structalias.c: Update tree_pass descriptors.
* tree-cfg.c: Update tree_pass descriptors.
* passes.c (current_pass): Update declaration.
(finish_optimization_passes): Update.
(all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
(register_one_dump_file, register_dump_files_1, next_pass_1):
Update arguments.
(init_optimization_passes): Update handling of new types.
(execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
* ipa-struct-reorg.c: Update tree_pass descriptors.
* tree-ssa-reassoc.c: Update tree_pass descriptors.
* combine-stack-adj.c: Update tree_pass descriptors.
* cfgrtl.c: Update tree_pass descriptors.
* dce.c: Update tree_pass descriptors.
* tree-ssanames.c: Update tree_pass descriptors.
2008-03-19 Richard Guenther <rguenther@suse.de>
PR middle-end/35609
* tree-ssa.c (walk_data): New structure.
(warn_uninitialized_var): If not always_executed warn with "maybe"
instead of "is".
(execute_early_warn_uninitialized): Compute post-dominators.
Initialize always_executed before processing each basic block.
2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
PR target/35504
* config/i386/i386.c (x86_this_parameter): Calculate correct location
of "this" pointer when "regparm = N" or "fastcall" is in effect.
2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/include/texinfo.tex: Update to version 2008-03-17.10.
2008-03-18 Paolo Bonzini <bonzini@gnu.org>
* expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
is true.
(expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
(expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
is true. Add "&& !ignore" condition to reduce_bit_field. Modify
target after ignore has been set, and move there also the commputation
of subtarget and original_target.
* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
(LANG_HOOKS_INITIALIZER): Remove it.
* langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2008-03-18 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
found an expression with constants, note that in the VN for the lhs.
* tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
fold them to constants if possible. Run cleanup_cfg if done so.
(execute_pre): Return todo.
(do_pre): Likewise.
(execute_fre): Likewise.
* tree-ssa-forwprop.c (can_propagate_from): Allow propagation
of constants.
(get_prop_source_stmt): Look through pointer conversions.
2008-03-18 Jan Hubicka <jh@suse.cz>
* tree-pretty-print.c: Include predict.h.
(dump_generic_node): Dump predictor.
* tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
* tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
* gimple-low.c (lower_stmt): Likewise.
* expr.c (expand_expr_real): Likewise.
* predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
them.
(build_predict_expr, build_predict_expr): New.
* predict.h (predictor_name, build_predict_expr): Update.
* c-typeck.c (c_finish_bc_stmt): Add prediction.
* gimplify.c (gimplify_expr): Add PREDICT_EXPR.
* predict.def (PRED_CONTINUE): Update hitrate.
* tree.def (PREDICT_EXPR): Define.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
do not handle BIND_EXPR.
* tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
* tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
* tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
operands.
2008-03-18 Michael Matz <matz@suse.de>
* gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2008-03-18 Richard Guenther <rguenther@suse.de>
* tree-gimple.h (is_gimple_invariant_address): Declare.
(is_gimple_constant): Likewise.
* tree-gimple.c (is_gimple_constant): New function.
(is_gimple_invariant_address): Likewise.
(is_gimple_min_invariant): Implement in terms of is_gimple_constant
and is_gimple_invariant_address.
* tree-ssa-loop-niter.c (expand_simple_operations): Revert
previous change.
* tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
an addressable base.
2008-03-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35611
* gimplify.c (gimplify_expr): Gimplify second operand of
OMP_ATOMIC_LOAD.
2008-03-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/19637
* fold-const.c (fold_unary): Remove restrictions of removing
intermediate pointer-conversions (P2)(P1)P0.
* tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
conversion to void pointer.
(get_maxval_strlen): Handle addresses of the form &(*p)[0].
2008-03-16 James E. Wilson <wilson@tuliptree.org>
PR debug/31510
* dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
emulated thread local variables.
2008-03-16 Richard Guenther <rguenther@suse.de>
PR middle-end/35607
* tree-ssa-loop-niter.c (expand_simple_operations): Do not
expand TREE_INVARIANT operations that are not gimple invariant.
2008-03-16 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Alignment): Say that the ABI controls
the __alignof__ for non-strict-alignment targets rather
than being a recommendation.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
annotations.
(arm_output_fn_unwind): Mark functions that can not be unwound.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
extension instructions.
2008-03-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (ccp_fold): Also read from constant values
and fold constant aggregate refs.
(fold_const_aggregate_ref): Handle string constants
and constructors in ARRAY_REFs. Handle INDIRECT_REF.
(evaluate_stmt): Simplify now that ccp_fold folds constant
aggregate refs.
2008-03-15 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
(extzv): Use gen_extzv_t2.
(insv_t2, insv_zero, extv, extzv_t2): New patterns.
2008-03-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (get_symbol_constant_value): Export.
(fold_const_aggregate_ref): Likewise.
(get_value): Return NULL if we don't have any values.
(ccp_finalize): Set const_val to NULL after freeing it.
* tree-flow.h (get_symbol_constant_value): Declare.
(fold_const_aggregate_ref): Likewise.
* tree-ssa-sccvn.c (try_to_simplify): Use them.
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35593
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
to not produce negative array indices if not allowed. Add
parameter to indicate that.
(maybe_fold_offset_to_component_ref): Allow negative array
indices only for the first member of a structure.
(maybe_fold_offset_to_reference): Allow negative array indices.
(maybe_fold_stmt_addition): Likewise.
2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_arch_types): Add avr6 entry.
(avr_arch): Add ARCH_AVR6.
(avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
(initial_elimination_offset): Initialize and use 'avr_pc_size'
instead of fixed value 2.
(print_operand_address): Use gs() asm specifier instead of pm().
(avr_assemble_integer): (Ditto.).
(avr_output_addr_vec_elt): (Ditto.).
(print_operand): Handle "!" code.
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
__AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
(AVR_HAVE_EIJMP_EICALL): Define.
(AVR_3_BYTE_PC): Redefine.
(AVR_2_BYTE_PC): (Ditto.).
(PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
(LINK_SPEC): Add atmega2560 and atmega2561.
(CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
(crtm2561.o).
* config/avr/avr.md (call_insn): Use eicall instead of icall
for 3 byte PC devices.
(call_value_insn): (Ditto.).
(*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
(indirect_jump): Use only for for 2 byte PC devices.
(*tablejump): (Ditto.).
(*indirect_jump_avr6): Add insn.
(*tablejump_rjmp): Don't use for 3 byte PC devices.
* config/avr/libgcc.S (__prologue_saves__): Use eijmp
instead of ijmp for 3 byte PC devices.
(__tablejump2__): (Ditto.).
* config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
(MULITLIB_DIRNAMES): (Ditto.).
(MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2008-03-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
"sse2_umulsidi3". Use V1DI mode for operand 0.
("mmx_psadbw"): Use V1DI mode for operand 0.
* config/i386/i386-modes.def (V1SI): New vector mode.
* config/i386/i386.c (struct builtin_description)
[IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
(v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
(v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
(ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
v1di_ftype_v8qi_v8qi type.
[__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
__builtin_ia32_pmuludq]: Fix the mode of return value.
2008-03-15 Richard Guenther <rguenther@suse.de>
PR middle-end/35595
* tree-ssa-pre.c (bitmap_find_leader): Handle expression
being a PHI_NODE.
2008-03-14 Bob Wilson <bob.wilson@acm.org>
* doc/invoke.texi (Option Summary, Xtensa Options): Document
-mserialize-volatile and -mno-serialize-volatile Xtensa options.
* config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
unless TARGET_SERIALIZE_VOLATILE is enabled.
* config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
* config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
* config/xtensa/xtensa.opt (mserialize_volatile): New option.
2008-03-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34172
* tree-flow.h (refs_may_alias_p): Declare.
(get_single_def_stmt): Likewise.
(get_single_def_stmt_from_phi): Likewise.
(get_single_def_stmt_with_phi): Likewise.
* tree-dfa.c (refs_may_alias_p): New function.
(get_single_def_stmt): Likewise.
(get_single_def_stmt_from_phi): Likewise.
(get_single_def_stmt_with_phi): Likewise.
* tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
(vn_reference_lookup_1): New helper function.
(vn_reference_lookup): Walk the virtual use-def chain to
continue searching for a match if the def does not alias the
reference we are looking for.
2008-03-14 David Edelsohn <edelsohn@gnu.org>
* doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
archive and Perzl. Update The Written Word listing.
2008-03-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34043
PR tree-optimization/33989
* tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
when doing FRE.
(bitmap_find_leader): Use extra argument to verify dominance
relationship inside a basic-block.
(can_PRE_operation): Add VIEW_CONVERT_EXPR.
(find_leader_in_sets): Adjust.
(create_component_ref_by_pieces): Take extra argument for
dominance check, handle lookup failures.
(find_or_generate_expression): Likewise.
(create_expression_by_pieces): Likewise.
(insert_into_preds_of_block): Adjust.
(create_value_expr_from): If asked for, verify all operands
are in the blocks AVAIL_OUT set.
(make_values_for_stmt): Check for SSA_NAMEs that are life
over an abnormal edge.
(compute_avail): Remove such check.
(do_SCCVN_insertion): New function.
(eliminate): If we do not find a leader suitable for replacement
insert a replacement expression from SCCVN if available.
* tree-ssa-sccvn.h (run_scc_vn): Update prototype.
(struct vn_ssa_aux): Add needs_insertion flag.
* tree-ssa-sccvn.c (may_insert): New global flag.
(copy_reference_ops_from_ref): Value-number union member access
based on its size, not type and member if insertion is allowed.
(visit_reference_op_load): For a weak match from union type
punning lookup a view-converted value and insert a SSA_NAME
for that value if that is not found.
(visit_use): Make dumps shorter. Do not disallow value numbering
SSA_NAMEs that are life over an abnormal edge to constants.
(free_scc_vn): Release inserted SSA_NAMEs.
(run_scc_vn): New flag to specify whether insertion is allowed.
Process SSA_NAMEs in forward order.
* tree-ssa-loop-im.c (for_each_index): Handle invariant
ADDR_EXPRs inside VIEW_CONVERT_EXPR.
* fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
pointer type to/from integral types that do not change the
precision to regular conversions.
2008-03-13 Uros Bizjak <ubizjak@gmail.com>
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
__builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
__builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
__builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
input arguments and the mode of return value. Built-in functions
that operate on whole 64-bit MMX register now use V1DI mode.
2008-03-13 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/35041
* ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
to locate the right position in a statement.
2008-03-13 Uros Bizjak <ubizjak@gmail.com>
PR target/34000
PR target/35553
* config/i386/xmmintrin.h: Change all static inline functions to
extern inline and add __gnu_inline__ attribute.
* config/i386/bmintrin.h: Ditto.
* config/i386/smmintrin.h: Ditto.
* config/i386/tmmintrin.h: Ditto.
* config/i386/mmintrin-common.h: Ditto.
* config/i386/ammintrin.h: Ditto.
* config/i386/emmintrin.h: Ditto.
* config/i386/pmmintrin.h: Ditto.
* config/i386/mmintrin.h: Ditto.
* config/i386/mm3dnow.h: Ditto.
2008-03-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35185
* omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
(lower_omp_2): New function.
(lower_omp_1, lower_omp): Rewritten.
2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
PR 35054
* doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
with the phrase "Microsoft Windows compilers".
(Push/Pop Macro Pragmas): New subsection. Document
#pragma push_macro and pragma pop_macro.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
(thumb2_alusi3_short): Exclude PLUS and MINUS.
(thumb2_addsi_shortim): Rename ...
(thumb2_addsi_short): ... to this. Allow register operands.
(thumb2_subsi_short): New pattern.
(thumb2_one_cmplsi2_short,
thumb2_negsi2_short): New patterns and peepholes.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2008-03-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (int_cond): New code iterator.
(fp_cond): Ditto.
("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
sge, sgeu, sle and sleu expanders usign int_cond code iterator.
("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
bge, bgeu, ble and bleu expanders usign int_cond code iterator.
("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2008-03-12 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
instead of {arm,thumb}_compute_save_reg_mask.
(output_return_instruction): Ditto.
(thumb_unexpanded_epilogue): Ditto.
(thumb1_expand_prologue): Ditto.
(thumb1_output_function_prologue): Ditto.
(arm_set_return_address): Ditto.
(thumb_set_return_address): Ditto.
(arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
regs to achieve stack alignment.
(thumb1_compute_save_reg_mask): Fix compiler warning.
(arm_output_epilogue): Use offsets->saved_regs_mask.
Adjust stack pointer by poping call clobered registers.
(arm_expand_prologue): Use offsets->saved_regs_mask.
Adjust stack pointer by pushing extra registers.
* config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2008-03-12 Paolo Bonzini <bonzini@gnu.org>
PR tree-opt/35422
* fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
conversion to the operands of a multiplication.
2008-03-12 Richard Guenther <rguenther@suse.de>
* Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
(tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
* timevar.def (TV_TREE_PHIPROP): Add.
* tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
pass description. Use TV_TREE_PHIPROP.
* tree-ssa-forwprop.c: Remove phiprop code.
2008-03-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35549
* omp-low.c (maybe_lookup_decl): Constify first argument.
(use_pointer_for_field): Change last argument from bool to
omp_context *. Disallow shared copy-in/out in nested
parallel if decl is shared in outer parallel too.
(build_outer_var_ref, scan_sharing_clauses,
lower_rec_input_clauses, lower_copyprivate_clauses,
lower_send_clauses, lower_send_shared_vars): Adjust callers.
2008-03-12 Victor Kaplansky <victork@il.ibm.com>
Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.c (free_stmt_vec_info): New function.
(destroy_loop_vec_info): Move code to free_stmt_vec_info().
Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
* tree-vectorizer.h (free_stmt_vec_info): Declare.
* tree-vect-transform.c (vectorizable_conversion): Free
vec_oprnds0 if it was allocated.
(vect_permute_store_chain): Remove unused VECs.
(vectorizable_store): Free VECs that are allocated in the..
function.
(vect_transform_strided_load, vectorizable_load): Likewise.
(vect_remove_stores): Simplify the code.
(vect_transform_loop): Move code to vect_remove_stores().
Call vect_remove_stores() and free_stmt_vec_info().
2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
TARGET_HPUX. Revise comment.
(TARGET_LONG_PIC_PCREL_CALL): Revise comment.
* pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
Use sr4 variant of `be' instruction when not generating PIC code.
(attr_length_call): Adjust for above change.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ipa-reference.c (static_execute): Remove module_statics_const and
associated setting code.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR target/35540
* config/i386/i386.md (paritysi2, paritydi2): Use register_operand
predicate for operand 1.
(paritysi2_cmp): Use register_operand predicate for operand 2.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
(paritydi2_cmp): Use register_operand predicate for operand 3.
Use earlyclobber modifier for operand 1. Remove support for
memory operands.
2008-03-11 Paul Brook <paul@codesourcery.com>
Vladimir Prus <vladimir@codesourcery.com>
* config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
(arm_compute_save_reg0_reg12_mask): Always
check if register 11 must be saved. Always safe hard frame pointer
when frame_pointer_needeed.
(arm_compute_save_reg_mask): Save IP and PC
only with apcs frames.
(arm_output_epilogue): Adjust Thumb2 codepath to
be also invoked and work for ARM non-apcs frames.
(arm_expand_prologue): Don't bother saving IP
for non-apcs frame, since it's not clobbered by
prologue code. Implement non-apcs frame
layout.
2008-03-11 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/35281
* expr.c (convert_move): Use a new pseudo for the intermediate
from_mode->word_mode result.
2008-03-11 Paolo Bonzini <bonzini@gnu.org>
* langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
* langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
* toplev.c (compile_file): Don't call it.
2008-03-11 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35526
* expr.c (store_expr): Call emit_block_move if the mode
of "temp" RTX is BLKmode.
2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/31358
* tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
the step with a NULL_TREE.
* tree-ssa-loop-ivopts.c (find_bivs): Convert the step
to sizetype if type is a pointer type.
(add_candidate_1): Don't convert the base and step to
the generic type if the orginal type is a pointer type.
(add_iv_value_candidates): Use sizetype for the step
if type is a pointer type.
(cand_value_at): Likewise.
* tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
for pointer types.
* tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
Don't convert the tem affine to the type.
(add_elt_to_tree): Use sizetype for the step if a pointer.
Use POINTER_PLUS_EXPR for pointers.
(aff_combination_to_tree): Use sizetype for the step if a
pointer.
2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
* config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
Remove commutativity hint.
2008-03-10 Jakub Jelinek <jakub@redhat.com>
PR c/35438
PR c/35439
* c-parser.c (c_parser_omp_threadprivate): Don't add vars with
errorneous type. Check that v is a VAR_DECL.
PR middle-end/35099
* tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
PR tree-optimization/35494
* tree-ssa-ccp.c (get_symbol_constant_value): Check if value
may be overriden at link and run time.
2008-03-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34677
* tree-ssa-pre.c (modify_expr_node_pool): Remove.
(poolify_tree): Likewise.
(modify_expr_template): Likewise.
(poolify_modify_stmt): Likewise.
(insert_fake_stores): Handle all component-ref style stores
in addition to INDIRECT_REF. Also handle complex types.
Do not poolify the inserted load.
(realify_fake_stores): Do not rebuild the tree but only
make it a SSA_NAME copy.
(init_pre): Remove initialzation of modify_expr_template.
Do not allocate modify_expr_node_pool.
(fini_pre): Do not free modify_expr_node_pool.
2008-03-10 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
to avoid conflicts.
2008-03-10 Paul Brook <paul@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* config/arm/cortex-r4.md: New.
* config/arm/thumb2.md (divsi3, udivsi3): Annotate with
insn attributes.
* config/arm/arm.md: Include cortex-r4.md.
(insn): Add smmls, sdiv and udiv values.
(generic_sched): Don't use generic scheduling for Cortex-R4.
(arm_issue_rate): New function.
(TARGET_SCHED_ISSUE_RATE): Define.
2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-ftree-loop-distribution): Add an example.
2008-03-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_sccvn_value): Simplify.
(compute_avail): Do not add stmt uses to AVAIL_OUT.
2008-03-10 Paolo Bonzini <bonzini@gnu.org>
* langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
Set default to true.
2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* c.opt (Wsynth): Deprecate.
* doc/invoke.texi (Option Summary, Warning Options): Document
-Wno-format-contains-nul.
2008-03-09 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* config/i386/i386.c (ix86_constant_alignment): Compute alignment using
ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2008-03-09 Ira Rosen <irar@il.ibm.com>
* config/rs6000/rs6000.c (builtin_description): Rename vector
left shift operations.
* config/rs6000/altivec.md (UNSPEC_VSL): Remove.
(altivec_vsl<VI_char>): Rename to ...
(ashl<mode>3): ... new name.
(mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
gen_ashlv4si3.
(absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2008-03-08 Richard Guenther <rguenther@suse.de>
* coverage.h (tree_coverage_counter_addr): Declare.
* coverage.c (tree_coverage_counter_addr): New function.
* tree-profile.c (tree_gen_edge_profiler): Unshare counter
before using again.
(tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
(tree_gen_one_value_profiler): Likewise.
(tree_gen_ic_profiler): Likewise.
(tree_gen_average_profiler): Likewise.
(tree_gen_ior_profiler): Likewise.
2008-03-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
(vn_binary_op_insert): Likewise.
(vn_unary_op_lookup): Likewise.
(vn_unary_op_insert): Likewise.
(vn_nary_op_lookup): Declare.
(vn_nary_op_insert): Likewise.
* tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
and binary hashes, use a single obstack for unary_op_pool
and binary_op_pool.
(struct vn_binary_op_s, struct vn_unary_op_s): Replace with
a single struct vn_nary_op_s. Store tree code length and
a variable number of operands.
(struct vn_reference_op_struct): Remove unused op2.
(vn_reference_op_eq): Do not compare op2.
(vn_reference_op_compute_hash): Do not compute hash of op2.
(vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
(vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
with vn_nary_op_compute_hash.
(vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
(vn_unary_op_lookup, vn_binary_op_lookup): Replace with
vn_nary_op_lookup.
(vn_unary_op_insert, vn_binary_op_insert): Replace with
vn_nary_op_insert.
(visit_unary_op): Call nary functions.
(visit_binary_op): Likewise.
(process_scc): Adjust for struct vn_tables_s changes.
(allocate_vn_table): Likewise.
(free_vn_table): Likewise.
* tree-vn.c (vn_add): Call nary functions.
(vn_lookup): Likewise.
2008-03-08 Jakub Jelinek <jakub@redhat.com>
PR target/35498
* config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
wdst back after sync_compare_and_swapqhi_internal.
2008-03-08 Uros Bizjak <ubizjak@gmail.com>
PR target/22152
* config/i386/i386-modes.def (V1DI): New vector mode.
* config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
* config/i386/mmx.md (MMXMODEI8): New mode iterator.
(MMXMODE248): Ditto.
(MMXMODE): Add V1DI mode.
(mmxvecsize): Change DI mode to V1DI mode.
("mov<mode>): Use MMXMODEI8 mode iterator.
("*mov<mode>_internal_rex64"): Ditto.
("*mov<mode>_internal"): Ditto.
("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
("mmx_sub<mode>3"): Ditto.
("mmx_adddi3"): Remove insn pattern.
("mmx_subdi3"): Ditto.
("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
("mmx_ashl<mode>3"): Ditto.
("mmx_lshrdi3"): Remove insn pattern.
("mmx_ashldi3"): Ditto.
* config/i386/i386.c (classify_argument): Handle V1DImode.
(function_arg_advance_32): Ditto.
(function_arg_32): Ditto.
(struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
mmx_addv1di3 insn pattern.
[IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
[IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
Remove definitions of built-in functions.
(V1DI_type_node): New node.
(v1di_ftype_v1di_int): Ditto.
(v1di_ftype_v1di_v1di): Ditto.
(v2si_ftype_v2si_si): Ditto.
(v4hi_ftype_v4hi_di): Remove node.
(v2si_ftype_v2si_di): Ditto.
(ix86_init_mmx_sse_builtins): Handle V1DImode.
(__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
Redefine builtins using def_builtin_const with *_ftype_*_int node.
(__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
Add new builtins using def_builtin_const.
(ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
* config/i386/mmintrin.h (__v1di): New typedef.
(_mm_add_si64): Cast arguments to __v1di type.
(_mm_sub_si64): Ditto.
(_mm_sll_pi16): Cast __count to __v4hi type.
(_mm_sll_pi32): Cast __count to __v2si type.
(_mm_sll_si64): Cast arguments to __v1di type.
(_mm_srl_pi16): Cast __count to __v4hi type.
(_mm_srl_pi32): Cast __count to __v2si type.
(_mm_srl_si64): Cast arguments to __v1di type.
(_mm_sra_pi16): Cast __count to __v4hi type.
(_mm_sra_pi32): Cast __count to __v2si type.
(_mm_slli_pi16): Use __builtin_ia32_psllwi.
(_mm_slli_pi32): Use __builtin_ia32_pslldi.
(_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
(_mm_srli_pi16): Use __builtin_ia32_psrlwi.
(_mm_srli_pi32): Use __builtin_ia32_psrldi.
(_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
(_mm_srai_pi16): Use __builtin_ia32_psrawi.
(_mm_srai_pi32): Use __builtin_ia32_psradi.
* config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
* doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
__builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
__builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2008-03-07 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-03-07.10.
2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
PR target/35373
* config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
reg+const addressing for Altivec modes. Don't generate reg+reg
addressing for TFmode or TDmode quantities.
2008-03-07 Paolo Bonzini <bonzini@gnu.org>
* c-common.c (vector_types_convertible_p): Call langhook
instead of comptypes.
2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/35402
* tree-ssa-ccp.c (get_symbol_constant_value): Handle
integral and scalar float variables which have a
NULL DECL_INITIAL.
2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
* dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
dwarf_register_span hook when emitting unwind information for
register-to-memory saves.
* config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
(rs6000_frame_related): Remove call to spe_synthesize_frame.
2008-03-06 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
for the same VAR_DECL.
2008-03-06 Tom Tromey <tromey@redhat.com>
* treelang: Delete.
* doc/standards.texi (Standards): Don't mention treelang.
* doc/invoke.texi (Overall Options): Don't mention treelang.
* doc/install.texi (Prerequisites): Don't mention bison or
treelang.
(Configuration): Don't mention treelang.
(Building): Likewise.
* doc/frontends.texi (G++ and GCC): Don't mention treelang.
2008-03-06 Paolo Bonzini <bonzini@gnu.org>
* simplify-rtx.c (simplify_subreg): Remove useless shifts from
word-extractions out of a multi-word object.
2008-03-06 Richard Guenther <rguenther@suse.de>
* tree.def (BIT_FIELD_REF): Constrain result type and its precision.
* tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
result type and precision.
* expr.c (get_inner_reference): Set unsignedp based on the result
type of BIT_FIELD_REF.
* tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
* tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
(try_instantiate_multiple_fields): Likewise. Use the correct type
for BIT_FIELD_REF.
(sra_build_assignment): Likewise.
(sra_build_elt_assignment): Likewise.
(sra_explode_bitfield_assignment): Likewise.
* print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
* tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
set BIT_FIELD_REF_UNSIGNED.
(vectorizable_load): Likewise.
2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
* cse.c (cse_extended_basic_block): Invalidate artificial defs
at bb start.
2008-03-06 Richard Guenther <rguenther@suse.de>
* alias.c (struct alias_set_entry): Move has_zero_child field
to pack with alias_set.
2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-03-05 Ian Lance Taylor <iant@google.com>
* alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
* fwprop.c (update_df): Support width and offset parameters of
df_ref_create.
* ra-conflict.c (mark_reg_store, clear_reg_in_live,
global_conflicts): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df-scan.c (df_ref_record, df_defs_record,
df_ref_create_structure, df_def_record_1, df_uses_record,
df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
df_bb_refs_collect, df_entry_block_defs_collect,
df_exit_block_uses_collect): Support new width and offset fields.
(ref_extract_pool): New storage pool.
(df_free_ref): New function.
(df_reg_chain_unlink, df_free_collection_rec,
df_sort_and_compress_refs): Call df_free_ref.
(df_ref_equal_p, df_ref_compare): Compare offset and width fields
of df_ref_extract.
(df_ref_create_structure): Allocate df_ref_extract if offset and
width fields are used.
(df_def_record_1): Get offset and width from ZERO_EXTRACT.
(df_uses_record): Get offset and width from ZERO_EXTRACT
and SIGN_EXTRACT.
* global.c (build_insn_chain): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
* df.h (df_ref_flags): Change DF_REF_EXTRACT to either
DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
(df_ref_extract): New structure.
(DF_REF_WIDTH, DF_REF_OFFSET): New macros.
(df_ref_create): Add width and offset parameters.
2008-03-05 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Use ranges_overlap_p.
(offset_overlaps_with_access): Rename
to ranges_overlap_p and move ...
* tree-flow-inline.h (ranges_overlap_p): ... here.
* tree.h (get_inner_reference, handled_component_p): Update
comments.
* tree.h (record_component_aliases, get_alias_set,
alias_sets_conflict_p, alias_sets_must_conflict_p,
objects_must_conflict_p): Move declarations ...
* alias.h (record_component_aliases, get_alias_set,
alias_sets_conflict_p, alias_sets_must_conflict_p,
objects_must_conflict_p): ... here.
Include coretypes.h.
* Makefile.in (ALIAS_H): Add coretypes.h dependency.
2008-03-05 Aldy Hernandez <aldyh@redhat.com>
* cfg.c: Include tree-flow.h.
(remove_edge_raw): Call redirect_edge_var_map_clear.
(redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
* tree-flow-inline.h (redirect_edge_var_map_def): New.
(redirect_edge_var_map_result): New.
* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
PENDING_STMT use with redirect_edge_var_map_*.
* tree-ssa.c (edge_var_maps): New definition.
(redirect_edge_var_map_add): New.
(redirect_edge_var_map_clear): New.
(redirect_edge_var_map_dup): New.
(redirect_edge_var_map_vector): New.
(redirect_edge_var_map_destroy): New.
(ssa_redirect_edge): Replace PENDING_STMT use with
redirect_edge_var_map_*.
(flush_pending_stmts): Same.
(delete_tree_ssa): Destroy edge var map.
* tree-flow.h (struct _edge_var_map): New.
Define edge_var_map vector type.
Declare redirect_edge_var_map_* prototypes.
* Makefile.in (cfg.o): Depend on TREE_FLOW_H.
* tree-cfg.c (reinstall_phi_args): Replace
PENDING_STMT use with redirect_edge_var_map_*.
2008-03-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35472
* tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
whose single use_stmt has a overlapping set of loaded and
stored symbols as that use_stmt might be a noop assignment then.
2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
* gthr-rtems.h: Implement __gthread_mutex_destroy.
2008-03-05 Richard Guenther <rguenther@suse.de>
PR c++/35336
* tree.def (BIT_FIELD_REF): Document that operands 1 and 2
should be constants.
* tree-cfg.c (verify_expr): Verify it.
* fold-const.c (fold_truthop): Remove code generating
BIT_FIELD_REFs of structure bases.
(fold_binary): Likewise.
(fold_ternary): Position and size of BIT_FIELD_REFs are
always host integers.
(make_bit_field_ref): Remove.
(optimize_bit_field_compare): Remove.
(all_ones_mask_p): Remove.
2008-03-05 Gabor Loki <loki@gcc.gnu.org>
PR gcc/33009
* rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
(split_block_and_df_analyze): New. Split basic block and rebuild
dataflow.
(block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
SPLIT_BLOCK.
(split_pattern_seq): Likewise.
(erase_matching_seqs): Likewise.
(split_pattern_seq): Skip return insn in case of REG_NORETURN note.
2008-03-04 Geoff Keating <geoffk@apple.com>
* fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
declaration and code.
(tree_invalid_nonnegative_warnv_p): Likewise.
2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
* doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
examples. Truncate option-names then causing overfull hbox.
2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/35222
* configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
on hpux10.
* configure: Rebuilt.
2008-03-04 Rafael Espindola <espindola@google.com>
* fold-const.c (tree_simple_nonnegative_warnv_p): New.
(tree_unary_nonnegative_warnv_p): New.
(tree_binary_nonnegative_warnv_p): New.
(tree_single_nonnegative_warnv_p): New.
(tree_invalid_nonnegative_warnv_p): New.
(tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
* opts.c (handle_option): Postpone 'unknown option' errors only for
warning options.
2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
PR target/35453
* config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
(_SIDD_XXX): This.
2008-03-04 Rafael Espindola <espindola@google.com>
* fold-const.c (tree_unary_nonzero_warnv_p): New.
(tree_binary_nonzero_warnv_p): New.
(tree_single_nonzero_warnv_p): New.
(tree_expr_nonzero_warnv_p): Redefine using the new functions.
2008-03-04 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/35456
* fold-const.c (fold_cond_expr_with_comparison): Prevent
transformations for modes that have signed zeros.
* ifcvt.c (noce_try_abs): Ditto.
2008-03-04 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.c (override_options): Force
-maccumulate-outgoing-args on if TARGET_STACK_PROBE.
2008-03-04 Jan Hubicka <jh@suse.cz>
PR c++/35262
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
in last commit.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
label to probe the stack.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* gthr-win32.h [__GTHREAD_HIDE_WIN32API]
(__gthr_win32_mutex_destroy): Declare.
[__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
__gthr_win32_mutex_destroy.
* config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
2008-03-03 Jan Hubicka <jh@suse.cz>
PR c++/35262
* ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
aggressive on inlining cold calls.
2008-03-03 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
struct copies into the expression table.
(simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
(try_to_simplify): Likewise.
* fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
integral and pointer arguments which do not change the
precision to NOP_EXPRs.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
VIEW_CONVERT_EXPR case.
2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
defined in a loop at depth 0 is invariant.
* tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
be called at loop depth 0.
2008-03-02 Jakub Jelinek <jakub@redhat.com>
PR driver/35420
* gcc.c (process_command): Update copyright notice dates.
* gcov.c (print_version): Likewise.
* gcov-dump.c (print_version): Likewise.
* mips-tfile.c (main): Likewise.
* mips-tdump.c (main): Likewise.
2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 24924
* c-common.c (flag_permissive): Delete.
(constant_expression_warnings): Check flags first.
(constant_expression_error): New.
* c-common.h (flag_permissive): Delete.
(constant_expression_error): Declare.
* flags.h (flag_permissive): Declare. Update description.
* diagnostic.c (pedwarn): Update.
(permerror): New.
* diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
(permissive_error_kind): New.
* toplev.c (flag_permissive): Define. Update description.
* toplev.h (permissive_error_kind): Declare.
* c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
(pedwarn_c90): Use pedantic_warning_kind.
* c-opts.c (c_common_post_options): flag_permissive does not affect
flag_pedantic_errors.
2008-03-02 Joseph Myers <joseph@codesourcery.com>
* libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
__subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
__absvsi2, __absvDI2): Use unsigned arithmetic.
2008-03-02 Andi Kleen <ak@suse.de>
Richard Guenther <rguenther@suse.de>
* struct-equiv.c: Remove file.
* cfg_cleanup.c (condjump_equiv_p): Remove.
* Makefile.in (OBJS-common): Remove struct-equiv.o.
(struct-equiv.o): Remove rule.
* basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
insns_match_p, struct_equiv_block_eq, struct_equiv_init,
rtx_equiv_p, condjump_equiv_p): Remove prototypes.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* ifcvt.c (noce_process_if_block): Try to handle only the then
block if the else block exists but isn't suitable.
2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
PR gcc/35063
* gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
* gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
regression from previous patch.
2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
PR gcc/35063
* gthr.h: Add __gthread_mutex_destroy as a function that must be
implemented.
* gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
* gthr-single.h (__gthread_mutex_destroy): Likewise.
* gthr-rtems.h (__gthread_mutex_destroy): Likewise.
* gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
* gthr-nks.h (__gthread_mutex_destroy): Likewise.
* gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
* gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
(__gthread_mutex_destroy_function): Rename to
__gthread_mutex_destroy.
* gthr-dce.h (__gthread_mutex_destroy): Call
pthread_mutex_destroy.
* gthr-tpf.h (__gthread_mutex_destroy): Likewise.
* gthr-posix.h (__gthread_mutex_destroy): Likewise.
* gthr-posix95.h (__gthread_mutex_destroy): Likewise.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* df-scan.c (df_ref_chain_change_bb): Simplify.
(df_insn_change_bb): Add new_bb argument. Simplify. Call
set_block_for_insn if there's any change.
* df.h ((df_insn_change_bb): Fix prototype.
* cfgrtl.c (update_bb_for_insn_chain): Pass bb to
df_insn_change_bb, don't call set_block_for_insn.
* emit-rtl.c (reorder_insns): Likewise.
* haifa-sched.c (move_insn): Likewise.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
2008-03-01 Alexandre Oliva <aoliva@redhat.com>
* tree-flow-inline.h (next_readonly_imm_use): Return
NULL_USE_OPERAND_P after the end.
2008-03-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35411
* tree-sra.c (sra_build_assignment): Split conversion to
final type to a separate statement if we are not assigning
to a register.
2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
* fold-const.c (fold_convertible_p): Correct the logic to follow
that in fold_convert().
2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/35315
* tree-inline.c (build_duplicate_type): When we make a
duplicate type, make it unique in the canonical types system.
2008-02-29 Tom Tromey <tromey@redhat.com>
* toplev.c (input_file_stack, input_file_stack_tick, fs_p,
input_file_stack_history, input_file_stack_restored): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
* input.h (struct file_stack): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
(input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
Likewise.
* diagnostic.h (struct diagnostic_context) <last_module>: Change
type.
(diagnostic_last_module_changed): Add 'map' argument.
(diagnostic_set_last_function): Likewise.
* diagnostic.c (undiagnostic_report_current_module): Iterate using
line map, not input_file_stack.
* c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
2008-02-29 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
2008-02-29 Paul Brook <paul@codesourcery.com>
* config/arm/ieee754-df.S (muldf3): Use RET macros.
2008-02-29 Richard Guenther <rguenther@suse.de>
* tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
vn_lookup_or_add.
* tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
value for comparing for a store match.
(simplify_unary_expression): Do nothing for SSA_NAMEs.
(try_to_simplify): Do not do a full-blown reference lookup.
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_scalar_mode_supported_p): New function.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
* config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
* tree-loop-linear.c (try_interchange_loops): Compare memory access
strides against cache sizes.
2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_secondary_reload): Handle loading a float
constant to fpul.
2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
* simplify-rtx.c (simplify_unary_operation_1): Extend the handling
of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
is smaller than the original promoted value.
(simplify_subreg): If OP is a SUBREG, try to preserve its
SUBREG_PROMOTED_VAR_P information.
2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
(VN_INFO_GET): Allocate new objects on the obstack.
(init_scc_vn): Initialize the obstack. Use XDELETE instead of free
for rpo_numbers_temp, for consistency.
(free_scc_vn): Free the obstack.
2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi: Document -ftree-loop-distribution.
* tree-loop-distribution.c: New.
* tree-pass.h (pass_loop_distribution): New.
* graphds.h (struct graph): Add htab_t indices.
* timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
* tree-vectorizer.c (rename_variables_in_loop): Extern.
(slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
* tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
* tree-data-ref.c (debug_data_dependence_relations): New.
(dump_data_dependence_relation): Also print data references.
(free_data_ref): Extern.
(same_access_functions): Moved...
(find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
struct rdg_vertex_info, rdg_vertex_for_stmt): New.
(create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
(stmts_from_loop): Skip LABEL_EXPR.
(hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
New.
(build_rdg): Initialize rdg->indices htab.
(free_rdg, stores_from_loop, ref_base_address,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
have_similar_memory_accesses_1, ref_base_address_1,
remove_similar_memory_refs): New.
* tree-data-ref.h: Depend on tree-chrec.h.
(debug_data_dependence_relations, free_data_ref): Declared.
(same_access_functions): ... here.
(ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
New.
(struct rdg_vertex): Add has_mem_write and has_mem_reads.
(RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
(dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
rdg_vertex_for_stmt): Declared.
(struct rdg_edge): Add level.
(RDGE_LEVEL): New.
(free_rdg, stores_from_loop, remove_similar_memory_refs,
rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
Declared.
(rdg_has_similar_memory_accesses): New.
* tree-vect-analyze.c: Remove unused static decls.
* lambda.h (dependence_level): New.
* common.opt (ftree-loop-distribution): New.
* tree-flow.h (mark_virtual_ops_in_bb,
slpeel_tree_duplicate_loop_to_edge_cfg,
rename_variables_in_loop): Declared.
* Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
(OBJS-common): Add tree-loop-distribution.o.
(tree-loop-distribution.o): New rule.
* tree-cfg.c (mark_virtual_ops_in_bb): New.
(mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
* passes.c (init_optimization_passes): Schedule pass_loop_distribution.
2008-02-28 Joseph Myers <joseph@codesourcery.com>
PR target/33963
* tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
other than structures and unions.
2008-02-28 Richard Guenther <rguenther@suse.de>
Revert:
2008-02-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
(remove_decl_from_map): Likewise.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(remove_decl_from_map): Likewise.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-27 David Daney <ddaney@avtrex.com>
PR target/34409
* config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
* config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
* config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
* config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
* config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
2008-02-27 Uros Bizjak <ubizjak@gmail.com>
PR target/25477
* config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
(BUILT_IN_NEXTTOWARD): Remove.
(BUILT_IN_NEXTTOWARDF): Ditto.
* config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
2008-02-27 Tom Tromey <tromey@redhat.com>
* tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
2008-02-27 Jan Beulich <jbeulich@novell.com>
* c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
update the respective field on newdecl.
2008-02-27 Revital Eres <eres@il.ibm.com>
PR rtl-optimization/34999
* bb-reorder.c (add_labels_and_missing_jumps): Do not handle
crossing edges that ends with a call insn.
(fix_up_fall_thru_edges): Handle crossing edges that ends with a
call insn and clear the EDGE_CROSSING flag of the crossing edge
when fixing fallthru edges.
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/35390
* fold-const.c (fold_unary): Return the correct argument,
converted to the result type.
2008-02-27 Richard Guenther <rguenther@suse.de>
PR middle-end/34971
* expr.c (expand_expr_real_1): Assert on rotates that operate
on partial modes.
* fold-const.c (fold_binary): Use the types precision, not the
bitsize of the mode if folding rotate expressions. Build rotates
only for full modes.
2008-02-27 Jakub Jelinek <jakub@redhat.com>
* c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
and CPP_PRAGMA_EOL.
* c-pragma.c (pragma_ns_name): New typedef.
(registered_pp_pragmas): New variable.
(c_pp_lookup_pragma): New function.
(c_register_pragma_1): If flag_preprocess_only, do nothing
for non-expanded pragmas, for expanded ones push pragma's
namespace and name into registered_pp_pragmas vector.
(c_invoke_pragma_handler): Register OpenMP pragmas even when
flag_preprocess_only, don't register GCC pch_preprocess
pragma if flag_preprocess_only.
* c-opts.c (c_common_init): Call init_pragma even if
flag_preprocess_only.
* c-pragma.c (c_pp_lookup_pragma): New prototype.
* config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
cpp_register_pragma if flag_preprocess_only.
2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR c/28800
* c-parser.c (c_parser_translation_unit): Warn for empty
translation unit, not empty source file.
2008-02-26 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
operand for Thumb-2.
* config/arm/arm.h (reg_class): Add CORE_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
(BASE_REG_CLASS): Use CORE_REGS.
(PREFERRED_RELOAD_CLASS): Add STACK_REG.
(REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
(REGNO_OK_FOR_INDEX_P): Exclude SP.
(ARM_REG_OK_FOR_INDEX_P): Always define. Use
ARM_REGNO_OK_FOR_INDEX_P.
(ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
* config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
(ldm/stm peepholes): Ditto.
* config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
* config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
* config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
* config/arm/constraints.md: Enable "k" constraint on ARM.
2008-02-27 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.c: Annotate cache line size field in all
instances of struct processor_costs.
2008-02-26 David Edelsohn <edelsohn@gnu.org>
* dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
dse2, gcse, if_conversion, if_after_combine, if_after_reload,
jump_bypass): New counters.
* cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
* dce.c (gate_ud_dce): Same.
(gate_fast_dce): Same.
* dse.c (gate_dse1): New function.
(gate_dse2): New function.
(gate_dse): Merge results of new gate functions.
* gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
(gate_handle_jump_bypass): Add dbg_cnt.
(gate_handle_gcse): Add dbg_cnt.
* ifcvt.c (gate_handle_if_conversion): Same.
(gate_handle_if_after_combine): Same.
(gate_handle_if_after_reload): Same.
* Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2008-02-26 Edmar Wienskoski <edmar@freescale.com>
* config/rs6000/rs6000.c (processor_costs): Update e300 cache
line sizes.
* doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2008-02-26 Jason Merrill <jason@redhat.com>
PR c++/35315
* attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
alone if it's the naming decl for the type's main variant.
2008-02-26 Tom Tromey <tromey@redhat.com>
* system.h (USE_MAPPED_LOCATION): Poison.
* Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
* tree-cfg.c (make_cond_expr_edges): Remove old location code.
(make_goto_expr_edges): Likewise.
(remove_bb): Likewise.
(execute_warn_function_return): Likewise.
* basic-block.h (struct edge_def) <goto_locus>: Change type to
location_t.
* c-common.c (fname_decl): Remove old location code.
* tree-vect-transform.c (vect_finish_stmt_generation): Remove old
location code.
* rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
variant.
(ASM_INPUT_SOURCE_LOCATION): Likewise.
(gen_rtx_ASM_INPUT): Likewise.
(gen_rtx_ASM_INPUT_loc): Likewise.
(get_rtx_asm_OPERANDS): Remove.
* cfglayout.c (insn_locators_alloc): Remove old location code.
(set_curr_insn_source_location): Likewise.
(curr_insn_locator): Likewise.
* print-tree.c (print_node): Remove old location code.
* tree-mudflap.c (mf_varname_tree): Remove old location code.
(mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
* cfgexpand.c (expand_gimple_cond_expr): Don't use
location_from_locus.
(construct_exit_block): Remove old location code.
* emit-rtl.c (force_next_line_note): Remove old location code.
* profile.c (branch_prob): Remove old location code.
* tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
LOC_LINE): Remove old-location variants.
* langhooks.c (lhd_print_error_function): Remove old location
code.
* configure, config.in: Rebuilt.
* configure.ac (--enable-mapped-location): Remove.
* c-decl.c (c_init_decl_processing): Remove old location code.
(finish_function): Likewise.
* recog.c (decode_asm_operands): Remove old location code.
* c-pch.c (c_common_read_pch): Remove old location code.
* rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
variants.
* gimple-low.c (lower_function_body): Remove old location code.
* toplev.c (unknown_location): Remove.
(push_srcloc): Remove old-location variant.
(process_options): Remove old location code.
(lang_dependent_init): Likewise.
* input.h (UNKNOWN_LOCATION): Move definition.
(location_t): Undeprecate.
(source_locus): Remove.
(location_from_locus): Remove.
(struct location_s): Remove.
Remove all old-location code.
(input_line, input_filename): Remove.
* final.c (final_scan_insn): Remove old location code.
* diagnostic.c (diagnostic_build_prefix): Remove
USE_MAPPED_LOCATION test.
* tree.h (gimple_stmt) <locus>: Now a location_t.
(tree_exp) <locus>: Likewise.
(DECL_IS_BUILTIN): Remove old-location variant.
(annotate_with_file_line, annotate_with_locus): Likewise.
(expr_locus, set_expr_locus): Update.
* tree.c (build1_stat): Remove old location code.
(last_annotated_node): Remove.
(annotate_with_file_line): Remove old-location variant.
(annotate_with_locus): Likewise.
(expr_location): Remove old location code.
(set_expr_location): Likewise.
(expr_has_location): Likewise.
(expr_locus): Likewise.
(set_expr_locus): Likewise.
(expr_filename): Don't use location_from_locus.
(expr_lineno): Likewise.
* rtl-error.c (location_for_asm): Remove old location code.
* c-lex.c (cb_line_change): Remove old location code.
(fe_file_change): Likewise.
(cb_def_pragma): Likewise.
(c_lex_with_flags): Likewise.
* gengtype.c (do_typedef): Don't special-case location types.
(define_location_structures): Remove.
(main): Don't call define_location_structures.
* tree-pretty-print.c (dump_implicit_edges): Remove old location
code.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 26264
* builtins.def (BUILT_IN_STDARG_START): Remove.
* builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
* tree-stdarg.c (execute_optimize_stdarg): Likewise.
* tree-inline.c (inline_forbidden_p_1): Likewise.
2008-02-26 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
(remove_decl_from_map): Likewise.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(remove_decl_from_map): Likewise.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 34351
* doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
* c-opts.c (c_common_handle_option): Wall enables
Wvolatile-register-var.
* common.opt: Move Wvolatile-register-var to...
* c.opt: ...here.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* common.opt (Wlarger-than=): New.
* doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
-Wlarger-than=.
* opts.c (common_handle_option): Handle -Wlarger-than=.
* optc-gen.awk: Likewise.
* opth-gen.awk: Likewise.
* stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
* tree-optimize.c (tree_rest_of_compilation): Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-common.c (match_case_to_enum_1): Add appropriate
OPT_W* parameter to warning.
(c_do_switch_warnings): Likewise.
* c-typeck.c (warning_init): Add one more parameter following
'warning' function.
(push_init_level): Update call to warning_init.
(pop_init_level): Likewise.
(add_pending_init): Likewise.
(output_init_element: Likewise.
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 28322
* toplev.c (toplev_main): If there are warnings or error, print
errors for ignored options.
* opts.c (ignored_options): New static variable.
(postpone_unknown_option_error): New.
(print_ignored_options): New.
(handle_option): Postpone errors for unknown -Wno-* options.
* opts.h (print_ignored_options): Declare.
2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (loadgp_blockage, blockage): Change type
to "ghost".
2008-02-25 Richard Guenther <rguenther@suse.de>
Revert:
2008-02-25 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/29549
* doc/invoke.texi (-fcx-limited-range): Document new option.
* toplev.c (process_options): Handle -fcx-fortran-rules.
* common.opt: Add documentation for -fcx-fortran-rules.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
PR c/35162
* doc/invoke.texi (-fcx-limited-range): Correct to be in line with
actual behaviour and C99.
2008-02-26 Ben Elliston <bje@au.ibm.com>
* config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
(ASM_CPU_POWER6_SPEC): Likewise.
(ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
(EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2008-02-25 Richard Guenther <rguenther@suse.de>
* tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
* tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
(lookup_decl_from_uid): Declare.
* tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
* tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
(decl_for_uid_map): New global hashtable mapping DECL_UID
to the decl tree.
(init_ttree): Allocate it.
(insert_decl_to_uid_decl_map): New helper function.
(make_node_stat): Insert new decls into the map.
(copy_node_stat): Likewise.
(lookup_decl_from_uid): New function.
(print_decl_for_uid_map_statistics): New helper.
(dump_tree_statistics): Call it.
* tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
(referenced_var_iterator): Adjust.
(FOR_EACH_REFERENCED_VAR): Adjust.
(FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
(num_referenced_vars): Adjust.
* tree-flow-inline.h (gimple_referenced_vars): Adjust.
(first_referenced_var): Remove.
(end_referenced_vars_p): Likewise.
(next_referenced_var): Likewise.
(referenced_var_iterator_set): New helper function.
* tree-dfa.c (referenced_var_lookup): Adjust.
(referenced_var_check_and_insert): Likewise.
(remove_referenced_var): Likewise.
* tree-ssa.c (verify_flow_insensitive_alias_info): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(verify_call_clobbering): Likewise.
(verify_memory_partitions): Likewise.
(init_tree_ssa): Allocate bitmap instead of hashtable for
referenced_vars.
(delete_tree_ssa): Adjust.
* tree-ssa-alias.c (mark_aliases_call_clobbered): Use
FOR_EACH_REFERENCED_VAR_IN_BITMAP.
(compute_tag_properties): Likewise.
(set_initial_properties): Likewise.
(find_partition_for): Likewise.
(update_reference_counts): Likewise.
(dump_may_aliases_for): Likewise.
* tree-ssa-operands.c (add_virtual_operand): Likewise.
(add_call_clobber_ops): Likewise.
(add_call_read_ops): Likewise.
(get_asm_expr_operands): Likewise.
* tree-into-ssa.c (dump_decl_set): Likewise.
(update_ssa): Likewise.
* tree-sra.c (scan_function): Likewise.
(decide_instantiations): Likewise.
(scalarize_parms): Likewise.
* tree-ssa-alias-warnings.c (build_reference_table): Likewise.
(dsa_named_for): Likewise.
* tree-ssa-structalias.c (update_alias_info): Likewise.
(merge_smts_into): Likewise.
2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/35258
* cse.c (cse_insn): Avoid creation of overlapping MEMs.
* alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
* alias.h (nonoverlapping_memrefs_p): Likewise.
2008-02-25 Jan Beulich <jbeulich@novell.com>
* Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
* config/i386/netware-libgcc.exp: Add __bswap?i2,
__emultls_get_address, __emultls_register_common,
__floatundi?f, and _Unwind_GetIPInfo.
* config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
(gen_regparm_prefix): Likewise.
(i386_nlm_encode_section_info): Sync with
config/i386/winnt.c:i386_pe_encode_section_info().
(i386_nlm_maybe_mangle_decl_assembler_name): New.
i386_nlm_mangle_decl_assembler_name): New.
(netware_override_options): New.
* config/i386/netware.h (netware_override_options): Declare.
(OVERRIDE_OPTIONS): Re-define to netware_override_options.
(i386_nlm_mangle_decl_assembler_name): Declare.
(TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2008-02-25 Ben Elliston <bje@au.ibm.com>
PR other/32948
* c-decl.c (grokdeclarator): Remove unused local variables
`typedef_type' and `type_as_written'.
* bb-reorder.c
(find_rarely_executed_basic_blocks_and_crossing_edges): Remove
unused local variable `has_hot_blocks'.
(fix_crossing_conditional_branches): Remove unused local variable
`prev_bb'.
2008-02-25 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/19984
* builtins.def (BUILT_IN_NAN): Define as c99 builtin
using DEF_C99_BUILTIN.
(BUILT_IN_NANF): Ditto.
(BUILT_IN_NANL): Ditto.
2008-02-25 Ayal Zaks <zaks@il.ibm.com>
Revital Eres <eres@il.ibm.com>
* modulo-sched.c (calculate_must_precede_follow): Address TODO
regarding the order of two dependent insns in the same row.
2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (layout_decl): Do not bump the alignment of a
bit-field to more than byte alignment if it is packed.
2008-02-24 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.c (processor_costs): Add cache costs for
e300c2 and e300c3.
2008-02-24 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
* c.opt (Wtype-limits): Move ...
* common.opt (Wtype-limits): ... here.
2008-02-24 Edmar Wienskoski <edmar@freescale.com>
* config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
* config/rs6000/e300c2c3.md: New file.
* config/rs6000/rs6000.c (processor_costs): Add new costs for
e300c2 and e300c3.
(rs6000_override_options): Add e300c2 and e300c3 cases to
processor_target_table. Do not allow usage of Altivec or Spe
with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
(rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
* config/rs6000/rs6000.h (processor_type): Add
PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
(ASM_CPU_SPEC): Add e300c2 and e300c3.
* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
and ppce300c3. Include e300c2c3.md.
2008-02-23 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
instead of TARGET_STRICT_ALIGN.
2008-02-23 Joseph Myers <joseph@codesourcery.com>
* explow.c (memory_address): Assert that the generated address is
valid.
2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
PR target/25477
* config/darwin-protos.h: Add darwin_patch_builtins prototype.
* config/darwin-ppc-ldouble-patch.def: New file.
* config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
* config/rs6000/rs6000.c (rs6000_init_builtins): Call
SUBTARGET_INIT_BUILTINS if defined.
* config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
New functions.
2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR rtl-opt/33512
* simplify-rtx.c (simplify_binary_operation_1): Add simplification
of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR pch/35027
* c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
file" warning condtional on -Winvalid-PCH.
2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
* expmed.c (extract_bit_field): Always use adjust_address for MEM.
2008-02-23 Uros Bizjak <ubizjak@gmail.com>
PR target/22076
PR target/34256
* config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
prevent reload from using MMX registers.
(*mov<mode>_internal): Ditto.
(*movv2sf_internal_rex64): Ditto.
(*movv2sf_internal): Ditto.
2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/31569
* doc/install.texi2html: Use makeinfo --no-number-sections.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
ensure that we can address an entire entity > 8 bytes. Don't
generate reg+reg addressing for such data.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
strings when optimizing for size, unless the target cares about
alignment.
2008-02-22 Tom Tromey <tromey@redhat.com>
* regclass.c (current_pass): Remove declaration.
2008-02-22 Anatoly Sokolov <aesok@post.ru>
* config/avr/libgcc.S (__RAMPZ__): Define.
(__do_copy_data): Add for devices with 128KB code memory.
2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
Use spe_abi.
* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2008-02-22 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
GENNONACR_REGS.
2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR c/19999
* c-typeck.c (build_binary_op): Warn about floating point
comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2008-02-21 Janis Johnson <janis187@us.ibm.com>
PR target/34526
* config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
(rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
add vrsave.
(rs6000_override_options): Set altivec_abi as default, not override,
for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
is used; use new member spe_abi.
(rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
spe_abi and altivec_abi.
2008-02-22 Tomas Bily <tbily@suse.cz>
* tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35273
* config.build (build_file_translate): Set to `CMD //c' only if
it works.
* Makefile.in (build_file_translate): Improve comment.
2008-02-21 Jan Hubicka <jh@suse.cz>
* predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2008-02-21 Michael Matz <matz@suse.de>
PR target/35264
* config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2008-02-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
as insn constraint.
* config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
SSE_VEC_FLOAT_MODE_P as insn constraint.
(<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
(sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
sse4a_movntdf using MODEF mode iterator.
(sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
(sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
(sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
(sse4_1_dpp<ssemodesuffixf2c>): Ditto.
(sse4_1_roundp<ssemodesuffixf2c>): Ditto.
(sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2008-02-21 Richard Guenther <rguenther@suse.de>
* tree.def (PAREN_EXPR): New tree code.
* fold-const.c (fold_unary): Remove PAREN_EXPR around constants
and PAREN_EXPR.
* tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
* expr.c (expand_expr_real_1): Likewise.
* tree-inline.c (estimate_num_insns_1): Likewise.
* tree-complex.c (expand_complex_move): Likewise.
* tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
as plain x.
2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/35225
* config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/35190
* config/sh/sh.md (jump_compact): Disable for crossing jumps.
* config/sh/sh.c (find_barrier): Don't go past
NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2008-02-20 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.md (insv): Force source operand to be a register.
* config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
as a jump, not as a plain insn.
2008-02-20 Seongbae Park <seongbae.park@gmail.com>
* doc/invoke.texi (Warning Options): Add new option
-Wframe-larger-than=.
(-Wframe-larger-than): Document.
* flags.h (warn_frame_larger_than, frame_larger_than_size):
Add declarations for new option variables.
* final.c (final_start_function): Check the frame size
before emission and issue a Wframe-larger-than warning.
* opts.c (warn_frame_larger_than, frame_larger_than_size):
Add definitions for new option variables.
(common_handle_option): Handle new option OPT_Wframe_larger_than_.
* common.opt (Wframe-larger-than=): New option.
2008-02-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
(<sse>_div<mode>3): Ditto.
(<sse>_vmdiv<mode>3): Ditto.
(<sse>_vmsqrt<mode>2): Ditto.
(*smax<mode>3): Ditto.
(sse5_frcz<mode>2): Ditto.
(sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
as insn constraint.
2008-02-20 Richard Guenther <rguenther@suse.de>
PR middle-end/35265
* builtins.c (validate_arg): If we want an INTEGER_TYPE,
be happy with INTEGRAL_TYPE_P.
2008-02-20 Richard Guenther <rguenther@suse.de>
* fold-const.c (split_tree): Associate floatig-point expressions
if flag_associative_math is set.
2008-02-20 Richard Guenther <rguenther@suse.de>
* tree.h (fold_real_zero_addition_p): Declare.
* fold-const.c (fold_real_zero_addition_p): Export.
* tree-ssa-reassoc.c (eliminate_using_constants): Also handle
floating-point operations with zero and one.
2008-02-20 Paolo Bonzini <bonzini@gnu.org>
* doc/install.texi: Correct references to CFLAGS, replacing them
with BOOT_CFLAGS. Document flags used during bootstrap for
target libraries.
2008-02-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
* config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
insn constraint.
(smin<mode>3): Ditto from similar patterns.
(smax<mode>3): Ditto.
(*ieee_smin<mode>3): Ditto.
(*ieee_smax<mode>3): Ditto.
* config/i386/sse.md (sse): New mode attribute.
(mov<mode>): Macroize expander from movv4sf and movv2df using
SSEMODEF2P mode iterator.
(<sse>_movnt<mode>): Ditto from similar patterns. Use
SSE_VEC_FLOAT_MODE_P as insn constraint.
(storent<mode>): Ditto.
(storent<mode>): Macroize expander from storentsf and storentdf using
MODEF mode iterator.
(neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
(abs<mode>2): Ditto from similar patterns.
(add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
(sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
(<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
(<sse>_vmsqrt<mode>2): Ditto.
(smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
(<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
(smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
(<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
(<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
insn constraint.
(<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
iterator and SSE_FLOAT_MODE_P as insn constraint.
(<sse>_ucomi): Ditto from similar patterns.
(<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
SSE_VEC_FLOAT_MODE_P as insn constraint.
(vcond<mode>): Ditto from similar patterns.
(and<mode>3, *and<mode>3): Ditto.
(<sse>_nand<mode>3): Ditto.
(ior<mode>3, *ior<mode>3): Ditto.
(xor<mode>3, *xor<mode>3): Ditto.
(*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
iterator and SSE_FLOAT_MODE_P as insn constraint.
(*nand<mode>3): Ditto from similar patterns.
(*ior<mode>3): Ditto.
(*xor<mode>3): Ditto.
2008-02-20 Ira Rosen <irar@il.ibm.com>
* config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2008-02-19 Jan Hubicka <jh@suse.cz>
* predict.c (tree_bb_level_predictions): Remove variable next
mistakely introduced by previous commit.
2008-02-19 Jan Hubicka <jh@suse.cz>
* predict.c (predict_paths_leading_to): Rewrite.
(predict_paths_for_bb): New.
(tree_bb_level_predictions): Update call of predict_paths_leading_to.
2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35218
* Makefile.in (build_file_translate): New.
(gcc-vers.texi): Use it for translating $(abs_srcdir).
* config.build (build_file_translate): Set to `CMD //c' on MinGW.
* configure.ac (build_file_translate): Substitute it.
* configure: Regenerate.
2008-02-19 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/34408
* see.c (see_def_extension_not_merged): Copy subreg so we don't have
invalid sharing.
2008-02-19 Jan Hubicka <jh@suse.cz>
PR middle-end/28779
* tree-inline.c (estimate_num_insns_1): Fix counting of cost of
call_expr.
2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
PR Ada/35186
* config/i386/i386-modes.def: Revert the last DI alignment
change until Ada people can look into it.
2008-02-19 Nick Clifton <nickc@redhat.com>
* opts.c (print_specific_help): Fix typo in --help text.
2008-02-19 Jakub Jelinek <jakub@redhat.com>
PR target/35239
* config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
32-bit inline asm without asm alternatives for host GCC < 3.0.
2008-02-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34989
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
Allow propagation to INDIRECT_REF if we can simplify only.
2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* c-common.c (warn_for_collisions_1): Use appropriate option when
warning.
2008-02-19 Nick Clifton <nickc@redhat.com>
PR other/31349
* opts.c (undocumented_msg): Leave blank unless checking is enabled.
(handle_options): Fix indentation.
(print_filtered_help): If no language-specific options were
displayed tell the user how to list all the options supported by
the language's front-end.
(print_specific_help): Fix indentation and remove duplicate line.
(common_handle_option): Handle the -v option.
For --help enable the display of undocumented options if the -v
switch has been included on the command line.
For --help= check for overlaps in the arguments between the option
classes and the language names and issue a warning when they
cannot be disambiguated.
* c.opt (v): Pass on to the common option handler.
2008-02-19 Revital Eres <eres@il.ibm.com>
* modulo-sched.c (sms_schedule): Change dump message when
create_ddg function fails.
(try_scheduling_node_in_cycle): Rename row to cycle.
(print_partial_schedule): Rename CYCLE to ROW.
2008-02-19 Christian Bruel <christian.bruel@st.com>
Zdenek Dvorak <ook@ucw.cz>
* tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2008-02-19 Uros Bizjak <ubizjak@gmail.com>
PR target/33555
* config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
(*x86_movdicc_0_m1_se): Ditto.
2008-02-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
(CMPtype): Define as __gcc_CMPtype.
* config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
(CMPtype): Define as __gcc_CMPtype.
2008-02-19 Hans-Peter Nilsson <hp@axis.com>
Support valgrind 3.3 for --enable-checking=valgrind.
* system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
here.
[!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
[!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
[!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
* ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
respectively.
* ggc-zone.c: Similar.
* ggc-page.c: Similar.
2008-02-19 Paul Brook <paul@codesourcery.com>
PR target/35071
* config/arm/ieee754-df.S: Fix do_it typo.
* config/arm/ieee754-sf.S: Fix do_it typo.
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/35189
* config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
(OPTION_MASK_ISA_3DNOW_SET): Likewise.
(OPTION_MASK_ISA_SSE_SET): Likewise.
(OPTION_MASK_ISA_SSE2_SET): Likewise.
(OPTION_MASK_ISA_SSE3_SET): Likewise.
(OPTION_MASK_ISA_SSSE3_SET): Likewise.
(OPTION_MASK_ISA_SSE4_1_SET): Likewise.
(OPTION_MASK_ISA_SSE4_2_SET): Likewise.
(OPTION_MASK_ISA_SSE4_SET): Likewise.
(OPTION_MASK_ISA_SSE4A_SET): Likewise.
(OPTION_MASK_ISA_SSE5_SET): Likewise.
(OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
(OPTION_MASK_ISA_MMX_UNSET): Updated.
(OPTION_MASK_ISA_3DNOW_UNSET): Updated.
(OPTION_MASK_ISA_SSE_UNSET): Likewise.
(OPTION_MASK_ISA_SSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
(OPTION_MASK_ISA_SSE5_UNSET): Likewise.
(OPTION_MASK_ISA_SSE4): Removed.
(ix86_handle_option): Turn on bits in ix86_isa_flags and
ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
(override_options): Don't turn on implied SSE/MMX bits in
ix86_isa_flags.
2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386-modes.def: Use 4 byte alignment on DI for
32bit host.
2008-02-18 Joey Ye <joey.ye@intel.com>
PR middle-end/34921
* tree-nested.c (insert_field_into_struct): Set type alignment
to field alignment if the former is less than the latter.
2008-02-18 Jakub Jelinek <jakub@redhat.com>
* BASE-VER: Set to 4.4.0.
2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
* doc/cfg.texi: Likewise.
* doc/extend.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/tm.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR middle-end/35227
* tree-complex.c (init_parameter_lattice_values): Handle parameters
without default definition.
2008-02-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35231
* tree-vrp.c (register_edge_assert_for): Do not assume A == 0
if A | B != 1.
2008-02-17 Uros Bizjak <ubizjak@gmail.com>
Revert:
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c/28368
* doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
multilibs.
2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/c-tree.texi: Use `@.' where appropriate.
* doc/extend.texi: Likewise.
* doc/install.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/md.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35196
* omp-low.c (expand_omp_for_generic): Don't initialize fd->v
in entry_bb.
(expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
rather than in entry_bb.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
2008-02-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/35130
* tree-nested.c (convert_call_expr): Put FRAME.* vars into
OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2008-02-15 Richard Guenther <rguenther@suse.de>
Zdenek Dvorak <ook@ucw.cz>
PR tree-optimization/35164
* tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
* tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
* tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
Only propagate addresses which do not have abnormal SSA_NAMEs
in their operands.
2008-02-15 Joseph Myers <joseph@codesourcery.com>
PR target/35088
* config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2008-02-15 Jan Hubicka <jh@suse.cz>
PR middle-end/35149
* ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/34621
* function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
when calculating alignment_pad.
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
(WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
* config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
and STACK_BOUNDARY define.
2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
PR preprocessor/35061
* c-pragma.c (handle_pragma_pop_macro): Check that
pushed_macro_table has been allocated.
2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
(force_gimple_operand): Likewise.
* tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
(find_interesting_uses_address): Check addressability and alignment
of the base expression only after substituting bases of IVs into it.
2008-02-14 Michael Matz <matz@suse.de>
PR target/34930
* function.c (instantiate_virtual_regs_in_insn): Reload address
before falling back to reloading the whole operand.
2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (s390_mainpool_start): Emit the pool
before the first section switch note.
2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/bugreport.texi: Update copyright years.
* doc/c-tree.texi: Likewise.
* doc/cfg.texi: Likewise.
* doc/cpp.texi: Likewise.
* doc/cppinternals.texi: Likewise.
* doc/fragments.texi: Likewise.
* doc/frontends.texi: Likewise.
* doc/gcc.texi: Likewise.
* doc/gty.texi: Likewise.
* doc/hostconfig.texi: Likewise.
* doc/implement-c.texi: Likewise.
* doc/libgcc.texi: Likewise.
* doc/loop.texi: Likewise.
* doc/makefile.texi: Likewise.
* doc/options.texi: Likewise.
* doc/passes.texi: Likewise.
* doc/rtl.texi: Likewise.
* doc/sourcebuild.texi: Likewise.
* doc/standards.texi: Likewise.
* doc/tree-ssa.texi: Likewise.
* doc/trouble.texi: Likewise.
* doc/extend.texi: Use @: or add comma where appropriate.
* doc/invoke.texi: Likewise.
* doc/tm.texi: Likewise.
2008-02-14 Alan Modra <amodra@bigpond.net.au>
PR target/34393
* config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
to a reg.
2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
* doc/md.texi (clz, ctz): Add reference.
* doc/rtl.texi (clz, ctz): Likewise.
2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/35148
* Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
srcdir.
2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (struct constant_pool): New field
emit_pool_after added.
(s390_mainpool_start): Set the emit_pool_after flag according
to the section switch notes.
(s390_mainpool_finish): Consider emit_pool_after when emitting
the literal pool at the end of the function.
(s390_chunkify_start): Force literal pool splits at section
switch notes.
2008-02-13 Michael Matz <matz@suse.de>
PR debug/35065
* var-tracking.c (clobber_variable_part): Correctly traverse the
list.
2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 29673
* doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
Add -fdump-ipa-inline.
* tree-dump.c (dump_files): Remove tree-inlined dump.
* tree-pass.h (tree_dump_index): Remove TDI_inlined.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35171
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
default defs.
2008-02-12 Richard Guenther <rguenther@suse.de>
PR middle-end/35163
* fold-const.c (fold_widened_comparison): Use get_unwidened in
value-preserving mode. Disallow final truncation.
2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/35136
* gimplify.c (force_gimple_operand_bsi): Move SSA renaming
code from here to...
(force_gimple_operand): ...here.
2008-02-12 Jakub Jelinek <jakub@redhat.com>
PR c++/35144
* tree-sra.c (sra_build_assignment): fold_convert SRC if copying
non-compatible pointers.
(generate_element_copy): If SRC and DST are RECORD_TYPEs with
different FIELD_DECLs, try harder by comparing field offsets, sizes
and types.
PR inline-asm/35160
* function.c (match_asm_constraints_1): Don't replace the same input
multiple times.
2008-02-12 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
* config/avr/avr.c (expand_prologue): Save RAMPZ register.
(expand_epilogue): Restore RAMPZ register.
* config/avr/avr.md (RAMPZ_ADDR): New constant.
2008-02-11 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygwin.asm: (__alloca): Correct calling
convention and alignment.
(__chkstk): Force 8 byte stack alignment.
2008-02-11 Uros Bizjak <ubizjak@gmail.com>
Richard Guenther <rguenther@suse.de>
PR tree-optimization/33992
* tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
the zero we compare against.
2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
PR libfortran/35063
* gthr-win32.h (__gthread_mutex_destroy_function): New function
to CloseHandle after unlocking to prevent accumulation of handle
count.
2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle_end/34150
* pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
and update LABEL_NUSES during and after reload.
2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
PR middle-end/34627
* combine.c (simplify_if_then_else): Make sure the comparison is
against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
PR bootstrap/35051
* double-int.h: Don't include gmp.h for GENERATOR_FILEs.
(mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
* real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
(real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
* tree.h (get_type_static_bounds): Likewise.
2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Option Summary, C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
Make -Wfoo language annotations match what the compiler outputs.
2008-02-08 Sa Liu <saliu@de.ibm.com>
* config/spu/spu-builtins.def: Fixed wrong parameter type in spu
intrinsics spu_convts, spu_convtu, spu_convtf.
2008-02-08 Hans-Peter Nilsson <hp@axis.com>
* doc/extend.texi (Function Attributes) <noinline>: Mention
asm ("") as method to keep calls.
2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR other/32754
* doc/options.texi (Options): Replace references to opts.sh with
optc-gen.awk.
* opts-common.c: Likewise.
* optc-gen.awk: Likewise.
2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2008-02-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/33410
* config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
EXPR_LIST for the REG_EQUAL instead of a comparison with a
funny mode.
2008-02-07 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/35085
* tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
for operand entry oe2 in addition to operand entry oe3 in order to
expose more opportunities for vectorizer sum reduction.
2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35107
* Makefile.in (LIBS): Remove $(GMPLIBS).
(cc1-dummy, cc1): Add $(GMPLIBS).
2008-02-06 Jan Hubicka <jh@suse.cz>
PR target/23322
* i386.md (moddf_integer): Do not produce partial memory stalls for
targets where it hurts.
2008-02-06 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* optabs.c (expand_float): Do not check for decimal modes when
expanding unsigned integer through signed conversion.
2008-02-06 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
inside the clobber with a match_operand and duplicated operand
number in the constraint.
(ineqbranchsi): Delete redundant comment.
2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
* config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
builtin_define ("__USE_INIT_FINI__").
* config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
-msx multilibs.
* gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR documentation/30330
* doc/invoke.texi (C++ Dialect Options)
(Objective-C and Objective-C++ Dialect Options, Warning Options):
For each warning option -Wfoo that allows -Wno-foo, ensure both
-Wfoo and -Wno-foo are listed in the option index. Fix index
entry of -Wswitch-default, index -Wnormalized= including the
`=', and -Wlarger-than-@var{len} including @var{len}.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (floatunssisf2): Use
ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
(floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
Macroize expander using MODEF mode iterator.
2008-02-05 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/35070
* toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
PR target/35084
* config/i386/i386.c (ix86_function_sseregparm): Add an arg
to indicate if a message should be generated.
(init_cumulative_args): Updated.
(function_value_32): Likewise.
2008-02-05 Joseph Myers <joseph@codesourcery.com>
* doc/include/texinfo.tex: Update to version 2008-02-04.16.
2008-02-05 Uros Bizjak <ubizjak@gmail.com>
PR target/35083
* config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2008-02-04 Diego Novillo <dnovillo@google.com>
http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
PR 33738
* tree-vrp.c (vrp_evaluate_conditional): With
-Wtype-limits, emit a warning when comparing against a
constant outside the natural range of OP0's type.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/33631
* expr.c (count_type_elements): Give for unions instead of
guessing.
2008-02-04 Richard Guenther <rguenther@suse.de>
PR middle-end/35043
* gimplify.c (gimplify_init_ctor_eval): Convert array indices
to TYPE_DOMAINs base type instead of using bitsizetype here.
2008-02-03 Jason Merrill <jason@redhat.com>
* print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR other/29972
* doc/invoke.texi (C++ Dialect Options, Optimize Options)
(HPPA Options, i386 and x86-64 Options, IA-64 Options)
(RS/6000 and PowerPC Options): Fix typos and markup.
* doc/passes.texi (Tree-SSA passes): Likewise.
2008-02-02 Michael Matz <matz@suse.de>
PR target/35045
* postreload-gcse.c (record_last_reg_set_info_regno): Renamed
from record_last_reg_set_info.
(record_last_reg_set_info): Take an RTX argument, iterate over all
constituent hardregs.
(record_last_set_info, record_opr_changes): Change calls to
new signature or to record_last_reg_set_info_regno.
2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (X86 Built-in Functions): Fix grammar.
2008-02-01 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/34773
* reg-notes.def (EQUAL): Mention significance of combination of
REG_EQUAL and REG_RETVAL.
* fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
insn that has a REG_RETVAL.
2008-02-01 Roger Sayle <roger@eyesopen.com>
PR bootstrap/33781
* configure.ac (--enable-fixed-point): Disable unless explicitly
requested on IRIX.
* configure: Regenerate.
2008-02-01 Richard Guenther <rguenther@suse.de>
PR other/35042
* invoke.texi (-finline-limit): Remove no longer true parts
of the documentation. Note that there is no default value.
2008-02-01 Andrew Pinski <pinskia@gmail.com>
Mark Mitchell <mark@codesourcery.com>
Ben Elliston <bje@au.ibm.com>
PR c/29326
* doc/extend.texi (Other Builtins): Document.
2008-01-31 Tom Browder <tom.browder@gmail.com>
* doc/c-tree.texi (Types): Fix grammar.
(Expression trees): Ditto.
* doc/passes.texi (Tree-SSA passes): Ditto.
* doc/configterms.texi (Configure Terms): Fix typo.
* doc/cpp.texi (Common Predefined Macros): Ditto.
* doc/md.texi (Machine Constraints): Ditto.
* doc/makefile.texi (Makefile): Add comma.
2008-01-31 Tom Browder <tom.browder@gmail.com>
Gerald Pfeifer <gerald@pfeifer.com>
* doc/sourcebuild.texi (Front End): Remove references to CVS
and CVSROOT/modules.
(Texinfo Manuals): Replace reference to CVS by one to SVN.
(Back End): Remove reference to CVS.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34900
* config/mips/mips.c (gen_load_const_gp): New function, taking a
comment from...
(mips16_gp_pseudo_reg): ...here.
* config/mips/mips.md (load_const_gp): Replace with...
(load_const_gp_<mode>): ...this :P-based insn.
2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
* doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
options. Minor fixes.
(-std): Move reference to standards closer to where language
standards are first mentioned.
2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34995
* reload.c (alternative_allows_const_pool_ref): Take an rtx
parameter and return a bool. If the rtx parameter is nonnull,
check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
(find_reloads): Update call accordingly. Pass the new operand
if it needed no address reloads, otherwise pass null.
2008-01-30 Richard Henderson <rth@redhat.com>
PR c/34993
* tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
for unbounded arrays.
2008-01-30 Silvius Rus <rus@google.com>
* config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2008-01-30 Jan Hubicka <jh@suse.cz>
PR target/34982
* i386.c (init_cumulative_args): Use real function declaration when
calling locally.
2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34998
* global.c (build_insn_chain): Treat non-subreg_lowpart
SUBREGs of pseudos as clobbering all the words covered by the
SUBREG, not just all the bytes.
* ra-conflict.c (clear_reg_in_live): Likewise. Take the
original df_ref rather than an extract parameter.
(global_conflicts): Update call accordingly.
2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
the overflow check to make it easier to read.
(__fixtfdi): Change the type of the ll member in union
long_double to UDItype_x.
2008-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34969
* cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
* cgraph.c (cgraph_update_edges_for_call_stmt): New function.
* tree-inline.c (fold_marked_statements): Call
cgraph_update_edges_for_call_stmt if folding a call statement.
* cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
debug_generic_stmt calls, reset it back afterwards.
PR c/35017
* c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
static decls.
* c-typeck.c (build_external_ref): Don't pedwarn about
static vars in current function's scope.
2008-01-29 Joseph Myers <joseph@codesourcery.com>
* config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
PR c/35002
* ipa-struct-reorg.c: Fix spelling.
* params.def: Ditto.
2008-01-29 Richard Guenther <rguenther@suse.de>
PR middle-end/35006
* tree-inline.h (struct copy_body_data): Add remapping_type_depth
field.
* tree-inline.c (remap_type): Increment remapping_type_depth
around remapping types.
(copy_body_r): Only add referenced variables if they are referenced
from code, not types.
2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
PR c++/34055
PR c++/34103
PR c++/34219
PR c++/34606
PR c++/34753
PR c++/34754
PR c++/34755
PR c++/34919
PR c++/34961
* c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
PR target/34412
* config/avr/avr.c (expand_prologue): Use correct QI mode frame
pointer for tiny stack.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
* config/vx-common.h: Fix typo in comment.
2008-01-28 Ian Lance Taylor <iant@google.com>
PR c++/34862
PR c++/33407
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
coalesce pointers if they have different DECL_NO_TBAA_P values.
* tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
between variables with different DECL_NO_TBAA_P values.
2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
PR 31535
* config/rs6000/rs6000.c (small_data_operand): Vectors and floats
are not legitimate small data references on SPE targets.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (mips-*-*): Recommend binutils 2.18.
2008-01-28 David Daney <ddaney@avtrex.com>
* doc/install.texi (--disable-libgcj-bc): Reword documentation.
2008-01-27 Joseph Myers <joseph@codesourcery.com>
* config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
*-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
*-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* basic-block.h (condjump_equiv_p): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* tree-pretty-print.c (print_generic_decl, print_generic_stmt,
print_generic_stmt_indented): Fix comment.
2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
* configure.ac (__stack_chk_fail): Add detecion for availability
of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
* configure: Regenerate.
2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
PR middle-end/34688
* final.c (output_addr_const): Handle TRUNCATE.
2008-01-26 Zdenek Dvorak <ook@ucw.cz>
PR target/34711
* tree-ssa-loop-ivopts.c (comp_cost): New type.
(zero_cost, infinite_cost): New constants.
(struct cost_pair): Change type of cost to comp_cost.
(struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
(new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
New functions.
(set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
split_address_cost, ptr_difference_cost, difference_cost,
get_computation_cost_at, get_computation_cost,
determine_use_iv_cost_generic, determine_use_iv_cost_address,
determine_use_iv_cost_condition, determine_use_iv_costs,
cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
Change type of cost to comp_cost.
(determine_iv_cost): Increase cost of non-original ivs, instead
of decreasing the cost of original ones.
(get_address_cost): Indicate the complexity of the addressing mode
in comp_cost.
(try_add_cand_for): Prefer using ivs not specific to some object.
* tree-flow.h (force_expr_to_var_cost): Declaration removed.
2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
Janis Johnson <janis187@us.ibm.com>
PR target/34814
* doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
(TARGET_INSTANTIATE_DECLS): Likewise.
* target.h (expand_to_rtl_hook): New target hook.
(instantiate_decls): Likewise.
* function.c (instantiate_decl): Make non-static. Rename to...
(instantiate_decl_rtl): ... this.
(instantiate_expr): Use instantiate_decl_rtl.
(instantiate_decls_1): Likewise.
(instantiate_decls): Likewise.
(instantiate_virtual_regs: Call new instantiate_decls taget hook.
* function.h (instantiate_decl_rtl): Add prototype.
* cfgexpand.c (target.h): New include.
(tree_expand_cfg): Call new expand_to_rtl_hook target hook.
* target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
(TARGET_INSTANTIATE_DECLS): Likewise.
(TARGET_INITIALIZER): New target hooks added.
* config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
New prototype.
* config/rs6000/rs6000.c (tree-flow.h): New include.
(machine_function): Add sdmode_stack_slot field.
(rs6000_alloc_sdmode_stack_slot): New function.
(rs6000_instantiate_decls): Likewise.
(rs6000_secondary_memory_needed_rtx): Likewise.
(rs6000_check_sdmode): Likewise.
(TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
(TARGET_INSTANTIATE_DECLS): Likewise.
(rs6000_hard_regno_mode_ok): Allow SDmode.
(num_insns_constant): Likewise. Handle _Decimal32 constants.
(rs6000_emit_move): Handle SDmode.
(function_arg_advance): Likewise.
(function_arg): Likewise.
(rs6000_gimplify_va_arg): Likewise. Add special handling of
SDmode var args for 32-bit compiles.
(rs6000_secondary_reload_class): Handle SDmode.
(rs6000_output_function_epilogue): Likewise.
(rs6000_function_value): Simplify if statement.
(rs6000_libcall_value): Likewise.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
(SECONDARY_MEMORY_NEEDED_RTX): Add define.
* config/rs6000/dfp.md (movsd): New define_expand and splitter.
(movsd_hardfloat): New define_insn.
(movsd_softfloat): Likewise.
(movsd_store): Likewise.
(movsd_load): Likewise.
(extendsddd2): Likewise.
(extendsdtd2): Likewise.
(truncddsd2): Likewise.
(movdd_hardfloat64): Fixup comment.
(UNSPEC_MOVSD_LOAD): New constant.
(UNSPEC_MOVSD_STORE): Likewise.
2008-01-26 Jakub Jelinek <jakub@redhat.com>
PR c++/34965
* c-pretty-print.c (pp_c_exclusive_or_expression): Handle
TRUTH_XOR_EXPR.
(pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
(pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
(pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
and TRUTH_XOR_EXPR.
2008-01-26 David Edelsohn <edelsohn@gnu.org>
PR target/34794
* config.gcc: Separate AIX 5.3 from AIX 6.1.
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
__LONGDOUBLE128 too.
* config/rs6000/aix61.h: New file.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR rtl-optimization/34959
* optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
popcount and parity rtxes the same mode as their operand.
Truncate or extend the result to the return value's mode
if necessary.
2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34981
* config/mips/mips-protos.h (mips_expand_call): Return an rtx.
* config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
to GOT_VERSION_REGNUM.
(CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
(EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
* config/mips/mips.c (mips_emit_call_insn): New function.
(mips_call_tls_get_addr): Call mips_expand_call directly.
(mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
emit_call_insn.
(mips16_build_call_stub): Likewise. Return the call insn or null.
(mips_expand_call): Update the call to mips16_build_call_stub
accordingly and a remove redundant condition. Assert that MIPS16
stubs do not use lazy binding. Use mips_emit_call_insn and return
the call insn.
(mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
TARGET_USE_GOT.
(mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
(mips_avoid_hazard): Remove hazard_set handling.
* config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
(UNSPEC_RESTORE_GP): ...this.
(UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
(FAKE_CALL_REGNO): Rename to...
(GOT_VERSION_REGNUM): ...this.
(type): Add "ghost" value. Add an associated insn reservation.
(hazard_set): Remove.
(exception_receiver): Rename to...
(restore_gp): ...this and update the unspec identifier accordingly.
(exception_receiver, nonlocal_got_receiver): New expanders.
(load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
FAKE_CALL_REGNO. Remove hazard_set attribute.
(set_got_version, update_got_version): New patterns.
2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
PR target/34970
* config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
PR other/31955
* doc/install.texi2html: Generate gcc-vers.texi.
2008-01-25 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2008-01-25 Joseph Myers <joseph@codesourcery.com>
* config/c4x: Remove directory.
* config.gcc (crx-*, mt-*): Mark obsolete.
(c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
sh-*-rtemscoff*): Remove cases.
* defaults.h (C4X_FLOAT_FORMAT): Remove.
* real.c (encode_c4x_single, decode_c4x_single,
encode_c4x_extended, decode_c4x_extended, c4x_single_format,
c4x_extended_format): Remove.
* real.h (c4x_single_format, c4x_extended_format): Remove.
* doc/extend.texi (interrupt, naked): Remove mention of attributes
on C4x.
(Pragmas): Remove comment about c4x pragmas.
* doc/install.texi (c4x): Remove target-specific instructions.
* doc/invoke.texi (TMS320C3x/C4x Options): Remove.
* doc/md.texi (Machine Constraints): Remove C4x documentation.
* doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
refer to C4x source files as examples.
(C4X_FLOAT_FORMAT): Remove documentation.
2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (override_options): Reorder tests so that
flag_pic gets enabled for -msep-data.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR middle-end/32244
* expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
to its bitfield precision if required.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33880
* tree-nested.c (walk_omp_for): New function.
(convert_nonlocal_reference, convert_local_reference): Call
walk_omp_for on OMP_FOR.
(convert_call_expr): Call walk_body on OMP_FOR's
OMP_FOR_PRE_INIT_BODY.
2008-01-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34966
* tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
default defs and PHI_NODEs we have to insert after the
defining statement.
2008-01-24 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
Provide a default definition.
(LIBGCC2_UNITS_PER_WORD): Likewise.
* config/stormy16/stormy16.c: Include df.h for the prototype
for df_regs_ever_live_p.
(xstormy16_expand_builtin_va_start): Convert the stack offset
into a component_ref and then use POINTER_PLUS_EXPR to add it
to the incoming_virtual_args_rtx.
(xstormy16_gimplify_va_arg_expr): Rename to
xstormy16_gimplify_va_arg_expr.
Use POINTER_PLUS_EXPR when performing pointer arithmetic.
(TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
xstormy16_gimplify_va_arg_expr.
Fix up some formatting issues.
* config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
Move to predicates.md.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/stormy16/predicates.md:
(xstormy16_carry_plus_operand): New predicate.
(xs_hi_general_operand): New predicate.
(xs_hi_nonmemory_operand): New predicate.
* config/stormy16/stormy16-protos.h:
(xstormy16_carry_plus_operand): Delete prototype.
(xs_hi_general_operand): Likewise.
(xs_hi_nonmemory_operand): Likewise.
* config/storm16/stormy16.md (addhi3): Remove earlyclobber
modifiers as they are no longer needed and they can trigger
reload spill failures.
* config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
with a match_operand in order to help reload.
* config/storm16/stormy16.md (movhi_internal): Replace 'r'
constraint with 'e' for the 8th alternative as this version of
the mov.w instruction only accepts the lower 8 registers.
2008-01-25 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
vector elements.
2008-01-25 Jakub Jelinek <jakub@redhat.com>
PR middle-end/33333
* gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
New functions.
(remove_structure): Update allocations list before removing structure.
2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
* ipa-struct-reorg.c (is_safe_cond_expr,
create_new_stmts_for_cond_expr): Use integer_zerop function,
that recognize not only zero-pointer, but zero-integer too.
2008-01-25 Ben Elliston <bje@au.ibm.com>
PR other/22232
* fixproto: Escape "." in sed expression that strips leading "./".
2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
PR driver/34904
* gcc.c (SWITCH_OK): Removed.
(SWITCH_LIVE): Changed to bit.
(SWITCH_FALSE): Likewise.
(SWITCH_IGNORE): Likewise.
(switchstr): Change live_cond to unsigned int.
(process_command): Replace SWITCH_OK with 0.
(do_self_spec): Likewise.
(set_collect_gcc_options): Check the SWITCH_IGNORE bit.
(give_switch): Likewise.
(used_arg): Likewise.
(do_spec_1): Set the SWITCH_IGNORE bit.
(check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
bits. Set the SWITCH_LIVE bit.
2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.h (MOVE_RATIO): Define new target macro.
2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
PR tree-optimization/34472
* ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
parameter to a "bool *" and set *DATA to false if there is
an unsafe access. Do not delete the structure here.
(check_cond_exprs): Delete it here instead.
(check_cond_exprs, exclude_cold_structs): Do not increase
I when removing a structure.
2008-01-24 Uros Bizjak <ubizjak@gmail.com>
PR target/34856
* config/i386/i386.c (ix86_expand_vector_init): Consider only
CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
PR middle-end/34934
* tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
a fixed vector for stack.
2008-01-24 Ben Elliston <bje@au.ibm.com>
PR c++/25701
* doc/gcc.texi (Software development): Add a direntry for g++.
2008-01-23 Hans-Peter Nilsson <hp@axis.com>
* config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
stale and straggling -fforce-addr comments above.
* config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
define.
* config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
* config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2008-01-23 Michael Matz <matz@suse.de>
PR debug/34895
* dwarf2out.c (force_type_die): Use modified_type_die instead of
gen_type_die.
2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
* ipa-struct-reorg.c (create_new_malloc): Use pointer type as
malloc result type.
2008-01-23 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_current_arch): New variable.
(avr_arch_types): Add 'avr31' and 'avr51' entries.
(avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
(avr_mcu_types): Add 'avr31' and 'avr51' architectures.
(avr_override_options): Init 'avr_current_arch'.
(base_arch_s): Move from here...
* config/avr/avr.h (base_arch_s): ... here. Add new members
'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
'mega' to 'have_jmp_call'.
(TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
"__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
macros.
(LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
architectures.
* config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_MATCHES): (Ditto.).
2008-01-23 Richard Guenther <rguenther@suse.de>
PR middle-end/31529
* cgraphunit.c (cgraph_reset_node): Always mark the node
not reachable if it is not queued already.
2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
* config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
(cputype_selected): New static variable.
(bfin_handle_option): Set it if -mcpu is used.
(override_option): Select default set of workarounds if no cpu type
selected on the command line.
(workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
From Michael Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
* config/bfin/elf.h (LIB_SPEC): Use proper linker script
for bf547, bf523, bf524, and bf526.
* config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
bf526.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
__ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
__ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
__ADSPBF547__ and __ADSPBF54x__ for bf547.
* doc/invoke.texi (Blackfin Options): Document that
-mcpu now accept bf547, bf523, bf524, and bf526.
2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/34628
* combine.c (try_combine): Stop and undo after the first combination
if an autoincrement side-effect on the first insn has effectively
been lost.
2008-01-22 David Edelsohn <edelsohn@gnu.org>
PR target/34529
* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
Offset addresses are not valid for Altivec or paired float modes.
2008-01-22 Jakub Jelinek <jakub@redhat.com>
PR c++/34607
* c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
if DECL_INITIAL (decl) is error_mark_node.
PR c++/34914
* c-common.c (handle_vector_size_attribute): Only allow
integral, scalar float and fixed point types. Handle OFFSET_TYPE
the same way as pointer, array etc. types.
* tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
PR c++/34917
* tree.c (build_type_attribute_qual_variant): Call
build_qualified_type if attributes are equal, but quals are not.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 32102
* doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
* flags.h (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* opts.c (warn_strict_aliasing): Remove.
(warn_strict_overflow): Remove.
* c-opts.c (c_common_handle_option): -Wall only sets
-Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
(c_common_post_options): Give default values to -Wstrict-aliasing
and -Wstrict-overflow if they are uninitialized.
* common.opt (Wstrict-aliasing): Specify Var and Init.
(Wstrict-overflow): Likewise.
2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
PR rtl-optimization/34884
* ddg.c (create_ddg_dep_from_intra_loop_link): Use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
(df_rd_bb_info.expanded_lr_out): Deleted
* loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
(df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Removed code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make more
understandable.
(df_rd_confluence_n): Removed code to no apply invalidate_by_call
sets if the sets are being trimmed.
2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/32287
* configure.ac (ld_vers): Support GNU linker version xx.xx.*
(as_vers): Likewise.
* configure: Regenerated.
2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/33092
* tree-pass.h (pass_build_alias): New pass.
* tree-ssa-alias.c (gate_build_alias): New.
(pass_build_alias): New.
* passes.c (init_optimization_passes): Add pass_build_alias after
pass_create_structure_vars.
2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
(S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
(S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
* config/s390/s390.md (FP_ALL): New mode iterator.
(_d): New mode attribute.
("*signbit<mode>2>"): Changed mode of first operand.
("isinf<mode>2"): Changed mode of first operand.
("*TDC_insn"): Adaptation for DFP modes.
2008-01-22 Ben Elliston <bje@au.ibm.com>
* tree.c (check_qualified_type): Improve function description.
2008-01-21 Jason Merrill <jason@redhat.com>
PR c++/34196
* tree.h (TRY_CATCH_IS_CLEANUP): New macro.
* tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
if it is set.
2008-01-21 DJ Delorie <dj@redhat.com>
* doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
return zero.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR middle-end/34856
* tree-cfg.c (verify_expr): Allow all invariant expressions
instead of just constant class ones as reference argument.
* tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
like any other constant.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
* regmove.c (fixup_match_1): Update call crossed frequencies.
2008-01-21 Richard Guenther <rguenther@suse.de>
PR c/34885
* tree-inline.c (setup_one_parameter): Deal with mismatched
types using a VIEW_CONVERT_EXPR.
2008-01-21 Alon Dayan <alond@il.ibm.com>
Olga Golovanevsky <olga@il.ibm.com>
PR tree-optimization/34701
* ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
when the structure size is not a power of 2.
2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
* doc/install.texi: Add doc for --enable-checking=df.
2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/34808
* emit-rtl.c (try_split): Handle REG_RETVAL notes.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
* global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
input.
2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
DF_RD->gen.
* df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
(df_rd_bb_info.expanded_lr_out): New.
* loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
* loop_iv.c (iv_analysis_loop_init): Ditto.
* df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
Added code to allocate, initialize or free expanded_lr_out.
(df_rd_bb_local_compute_process_def): Restructured to make
more understandable.
(df_rd_confluence_n): Add code to do nothing with fake edges and
code to no apply invalidate_by_call sets if the sets are being trimmed.
(df_lr_local_finalize): Renamed to df_lr_finalize.
(df_live_local_finalize): Renamed to df_live_finalize.
2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
PR target/34831
* config/mips/mips.md (div<mode>3): Use <recip_condition> when
deciding whether to use reciprocal instructions.
2008-01-19 Uros Bizjak <ubizjak@gmail.com>
* dwarf2out.c (dwarf2out_switch_text_section): Do not call
dwarf2out_note_section_used if cold_text_section is NULL.
2008-01-19 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34610
* tree-cfg.c (make_edges): Mark both outgoing edges from
OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
* omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
from OMP_FOR and OMP_CONTINUE outgoing edges.
* tree-profile.c (tree_profiling): Return early if
cfun->after_tree_profile != 0. Set cfun->after_tree_profile
at the end.
* omp-low.c (expand_omp_parallel): Copy after_tree_profile
from cfun to child_cfun.
* function.h (struct function): Add after_tree_profile bit.
2008-01-19 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.S (_exit): Disable interrupt.
2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/26854
PR rtl-optimization/34400
* df-problems.c (df_live_scratch): New scratch bitmap.
(df_live_alloc): Allocate df_live_scratch when doing df_live.
(df_live_reset): Clear the proper bitmaps.
(df_live_bb_local_compute): Only process the artificial defs once
since the order is not important.
(df_live_init): Init the df_live sets only with the variables
found live by df_lr.
(df_live_transfer_function): Use the df_lr sets to prune the
df_live sets as they are being computed.
(df_live_free): Free df_live_scratch.
2008-01-18 Ian Lance Taylor <iant@google.com>
* common.opt: Add fmerge-debug-strings.
* dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
flag_merge_debug_strings rather than flag_merge_constants.
* doc/invoke.texi (Option Summary): Mention
-fmerge-debug-strings.
(Debugging Options): Document -fmerge-debug-strings.
2008-01-18 Ian Lance Taylor <iant@google.com>
PR c++/33407
* tree.h (DECL_IS_OPERATOR_NEW): Define.
(struct tree_function_decl): Add new field operator_new_flag.
* tree-inline.c (expand_call_inline): When inlining a call to
operator new, force the return value to go into a variable, and
set DECL_NO_TBAA_P on that variable.
* c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2008-01-18 Uros Bizjak <ubizjak@gmail.com>
PR debug/34484
* dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
DWARF2_DEBUGGING_INFO.
(dwarf2out_note_section_used): Ditto. Add prototype.
(have_multiple_function_sections, text_section_used,
cold_text_section_used, *cold_text_sections): Move declarations
before their uses.
2008-01-17 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
field and add signal_ra.
* config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
assignments to frame state pc. Move end of stack check after
MD_FALLBACK_FRAME_STATE_FOR.
(uw_update_context_1): Use frame state signal_regs if set, instead
of checking signal_frame flag.
(uw_update_context): Use frame state signal_ra if set.
* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
* config/xtensa/linux-unwind.h: New file.
2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
* modulo-sched.c (get_sched_window): Fix comment typo.
2008-01-17 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/34648
* tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2008-01-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
* config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2008-01-17 Seongbae Park <seongbae.park@gmail.com>
PR rtl-optimization/34400
* df-core.c (df_worklist_dataflow_overeager,
df_worklist_dataflow_doublequeue): New functions.
(df_worklist_dataflow): Two different worklist solvers.
* params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
New param.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
PR testsuite/34821
* doc/invoke.texi: Document the dependence on pthread for fopenmp
and ftree-parallelize-loops.
2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
PR rtl-optimization/34826
* loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
* global.c (find_reg): Mark the eh regs as used if necessary.
* ra-conflict.c (global_conflicts): Set no_eh_reg flag.
* ra.h (struct allocno): no_eh_reg field added. Changed
no_stack_reg type to bitfield.
2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr): Add missing 'break'.
2008-01-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34825
* tree-ssa-math-opts.c (is_division_by): Do not recognize
x / x as division to handle.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
"-pthread" is specified.
* pa-hpux11.h (LIB_SPEC): Likewise.
2008-01-16 Janis Johnson <janis187@us.ibm.com>
Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/33796
* sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR libgfortran/34699
* pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
static links.
* pa-hpux10.h (LINK_SPEC): Likewise.
* pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR middle-end/32628
* fold-const.c (fold_convert_const_int_from_int): Do not
set overflow if that occured only because of a sign extension
change when converting from/to a sizetype with the same
precision and signedness.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* dwarf2out.c (output_call_frame_info): Move output of FDE initial
location address to the correct place. Update copyright year.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* lambda-code.c (lambda_transform_legal_p): Handle the case of
no dependences in the dependence_relations vector.
2008-01-16 Jan Hubicka <jh@suse.cz>
PR rtl-optimization/31396
* regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
* cfg.c (dump_reg_info): Print it.
* regs.h (struct reg_info_t): add freq_calls_crossed.
(REG_FREQ_CALLS_CROSSED): New macro.
* global.c (global_alloc): Compute freq_calls_crossed for allocno.
(find_reg): Update call of CALLER_SAVE_PROFITABLE.
* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
regmove_optimize): Update call crossed frequencies.
* local-alloc.c (struct qty): Add freq_calls_crossed.
(alloc_qty): Copute freq_calls_crossed.
(update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
(find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
* ra.h (struct allocno): Add freq_calls_crossed.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
libgomp when compiling with ftree-parallelize-loops.
(GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34769
* tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
* tree.c (int_cst_value): Instead make this function more
permissive in what it accepts as valid input. Document this
function always sign-extends the value.
2008-01-16 Jakub Jelinek <jakub@redhat.com>
Richard Guenther <rguenther@suse.de>
PR c/34668
* gimplify.c (fold_indirect_ref_rhs): Rename to ...
(gimple_fold_indirect_ref_rhs): ... this.
(gimple_fold_indirect_ref): New function with foldings
that preserve lvalueness.
(gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
* tree-flow.h (gimple_fold_indirect_ref): Declare.
* tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
to fold an INDIRECT_REF, fall back to the old use of
fold_indirect_ref_1.
2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (subscript_dependence_tester_1): Call
free_conflict_function.
(compute_self_dependence): Same.
2008-01-16 Uros Bizjak <ubizjak@gmail.com>
PR debug/34249
* debug.h (dwarf2out_switch_text_section): Move declaration from ...
* dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
function global.
* final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
for DWARF2_UNWIND_INFO targets.
2008-01-16 Richard Guenther <rguenther@suse.de>
PR c/34768
* c-typeck.c (common_pointer_type): Do not merge inconsistent
type qualifiers for function types.
2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
* tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
loop_iterator li from previous commit.
2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
(parallelize_loops): Don't parallelize irreducible components.
2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR c++/24924
* c-opts (c_common_post_options): Do not enable CPP
flag_pedantic_errors by default.
2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/31944
* cse.c (remove_pseudo_from_table): New function.
(merge_equiv_classes): Use above function to remove pseudo-registers.
(invalidate): Likewise.
2008-01-13 Richard Guenther <rguenther@suse.de>
PR middle-end/34601
* emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
instead of TYPE_MODE to deal with calls from expand_one_error_var.
2008-01-13 Uros Bizjak <ubizjak@gmail.com>
* gcse.c (cprop_jump): Call validate_unshare_change instead of
validate_change to unshare the source of the PC set.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR middle-end/32135
* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
references above array bounds. This might trigger bounds checks for
pointers to arrays.
2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
* tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
new_replaceable_dependencies.
2008-01-12 Doug Kwan <dougkwan@google.com>
* c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
instead of OPT_Wreturn_type in warning due to ignored return type
qualifiers.
* c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
options included in -Wextra.
* c.opt: New option -Wignored_qualifiers.
* doc/invoke.texi (Warning Options, -Wextra): Add new option
-Wignore_qualifiers.
(-Wignored-qualifiers): Document.
(-Wreturn-type): Remove description of functionality now handled
by -Wignored-qualifiers.
2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
PR ada/33788
* fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
NOP_EXPR if it is between integral types with the same precision.
2008-01-12 Jan Hubicka <jh@suse.cz>
PR other/28023
* invoke.texi (max-inline-recursive-depth): Fix default value.
2008-01-12 Zdenek Dvorak <ook@ucw.cz>
* tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
correct type.
2008-01-11 Bob Wilson <bob.wilson@acm.org>
* config/xtensa/xtensa.c (override_options): Set flag_shlib.
2008-01-11 James E. Wilson <wilson@specifix.com>
PR target/26015
* config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2008-01-11 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (expand_prologue, expand_epilogue): Don't
save/restore frame pointer register and don't use 'call-prologues'
optimization in function with "OS_task" attribute.
2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/31309
* expr.c (copy_blkmode_from_reg): Use a mode suited to the size
when copying to memory.
2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
PR rtl-optimization/30905
* cfgcleanup.c: Include dce.h
(crossjumps_occured): New global variable.
(try_crossjump_bb): Exit loop after finding a fallthru edge.
If something changed, set crossjumps_occured to true.
(try_optimize_cfg): Clear crossjumps_occured at the beginning.
Don't add/remove fake edges to exit here...
(cleanup_cfg): ...but do it here, when crossjumping.
Run a fast DCE when successful crossjumps occured in the latest
iteration of try_optimize_cfg.
2008-01-11 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
(struct vn_unary_op_s): Likewise.
(vn_reference_insert): Free old reference on hash collision.
2008-01-10 Raksit Ashok <raksit@google.com>
PR rtl-optimization/27971
* combine.c (find_split_point): Split PLUS expressions which are
inside a MEM rtx, and whose first operand is complex.
2008-01-10 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
(m32c_hard_regno_nregs): ...this, which is now a wrapper.
(m32c_hard_regno_ok): Call the underlying function.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR middle-end/34683
* tree-cfg.c (tree_merge_blocks): Do not go through the
full-blown folding and stmt updating path if we just deal
with virtual operands.
* tree-ssa-copy.c (may_propagate_copy): Do not short-cut
test for abnormal SSA_NAMEs.
2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
PR middle-end/34641
* reload.c (push_reload): Add assertions. All constants from
reg_equiv_constant should have been used for replacing the respective
pseudo earlier.
(find_reloads_address): Invoke find_reloads_address_part for
constant taken from the reg_equiv_constant array.
2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
* tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
field (valnum) the first in the struct. Replace bools with
unit bit fields.
2008-01-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34651
* tree-sra.c (sra_build_assignment): Sanitize. Use the correct
types and ordering for masking and converting.
2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34017
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
also for PHI_NODE expressions.
2008-01-09 Jan Hubicka <jh@suse.cz>
PR tree-optimization/34708
* tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
based on number of case labels.
(init_inline_once): Remove switch_cost.
* tree-inline.h (eni_weights_d): Remove switch_cost.
2008-01-09 Richard Guenther <rguenther@suse.de>
Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/30132
* gimplify.c (gimplify_cond_expr): Do not create an addressable
temporary if an rvalue is ok or an lvalue is not required.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34458
* tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
adjust return type.
2008-01-09 Richard Guenther <rguenther@suse.de>
PR middle-end/34679
* tree.c (host_integerp): Check for sizetype only if the
type is an integer type.
2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
PR debug/26364
* opts.c (decode_options): Disable inlining of functions called
once if not in unit-at-a-time mode.
2008-01-09 Alexandre Oliva <aoliva@redhat.com>
* Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR middle-end/31863
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
out early if the result will be unused.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34709
Revert:
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
* config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
for vectorization tuned.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-operands.c (operand_build_cmp): Export.
* tree-ssa-operands.h (operand_build_cmp): Declare.
* tree-vn.c (vuses_compare): Remove.
(sort_vuses): Use operand_build_cmp.
(sort_vuses_heap): Likewise.
* tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
to re-use old VEC if available. Do not sort already sorted VUSEs.
(vdefs_to_vec): Do not sort already sorted VDEFs.
2008-01-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34694
* omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2008-01-08 Uros Bizjak <ubizjak@gmail.com>
PR target/34702
* doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
limitations of reciprocal sequences on x86 targets.
2008-01-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-flow-inline.h (var_ann): Remove overzealous asserts.
2008-01-07 Jakub Jelinek <jakub@redhat.com>
PR target/34622
* config/darwin.c (darwin_mergeable_string_section): Don't use
.cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2008-01-07 Uros Bizjak <ubizjak@gmail.com>
PR target/34682
* config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
negxf2. Macroize expander using X87MODEF mode iterator. Change
predicates of op0 and op1 to register_operand.
(abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
expander using X87MODEF mode iterator. Change predicates of
op0 and op1 to register_operand.
("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
corresponding patterns and macroize using MODEF macro. Change
predicates of op0 and op1 to register_operand and remove
"m" constraint. Disparage "r" alternative with "!".
("*absneg<mode>2_i387"): Rename from corresponding patterns and
macroize using X87MODEF macro. Change predicates of op0 and op1
to register_operand and remove "m" constraint. Disparage "r"
alternative with "!".
(absneg splitter with memory operands): Remove.
("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
patterns and macroize using X87MODEF mode iterator.
* config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
Change predicate of op1 to register_operand.
* config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
for memory operands.
2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2008-01-07 Richard Guenther <rguenther@suse.de>
* basic-block.h (struct edge_def): Pair dest_idx with goto_locus
fields.
2008-01-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/34683
* tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
VOPs of the needed size to save memory. Use VEC_quick_push
to save compile-time.
(vdefs_to_vec): Likewise.
2008-01-07 Sa Liu <saliu@de.ibm.com>
* config/spu/spu.md (divdf3): Genetate inline code for double
division. The implementation doesn't handle INF or NAN, therefore it
only applies when -ffinite-math-only is given.
2008-01-06 Paolo Carlini <pcarlini@suse.de>
PR libstdc++/34680
* c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
* doc/cpp.texi ([Common Predefined Macros]): Document.
2008-01-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
order to use commutative addition instead of subtraction.
2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
Mircea Namolaru <namolaru@il.ibm.com>
Vladimir Yanovsky <yanov@il.ibm.com>
Revital Eres <eres@il.ibm.com>
PR tree-optimization/34263
* tree-outof-ssa.c (process_single_block_loop_latch,
contains_tree_r): New functions.
(analyze_edges_for_bb): Call process_single_block_loop_latch
function to empty single-basic-block latch block if possible.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove check
for TARGET_RECIP.
(ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2008-01-05 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/34618
* tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
flag from T.
2008-01-05 Uros Bizjak <ubizjak@gmail.com>
PR target/34673
* config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
Update copyright year.
* config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
Update copyright year.
* config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
using NR fixup.
2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
* tree-vrp.c (find_conditional_asserts): Remove redundant check that
edge does not point to current bb before changing need_assert.
2008-01-04 Richard Guenther <rguenther@suse.de>
PR middle-end/34029
* tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
for verifying purposes if they are is_gimple_min_invariant.
2008-01-04 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/34448
PR tree-optimization/34465
* gimplify.c (gimplify_init_constructor): Add new parameter
notify_temp_creation. Use it.
(gimplify_modify_expr_rhs): Take volatiles into account when
optimizing constructors.
Do not optimize constructors if gimplify_init_constructor will dump to
memory.
* gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
* gcc.c-torture/compile/pr34448.c: New.
2008-01-04 Jakub Jelinek <jakub@redhat.com>
PR gcov-profile/34609
* tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
return_slot if result is TREE_ADDRESSABLE.
2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
* config/mips/mips.md (sqrt_condition): Tweak comment.
(recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2008-01-03 Tom Tromey <tromey@redhat.com>
PR c/34457
* c-common.c (c_type_hash): Handle VLAs.
2008-01-03 Jan Hubicka <jh@suse.cz>
PR tree-optimization/31081
* tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
0 when inlining and not inlining to first basic block.
(remap_decl): When var is initialized to 0, don't set default_def.
(expand_call_inline): Set entry_bb.
* tree-inline.h (copy_body_data): Add entry_bb.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR c++/34619
* cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
before returning.
PR tree-optimization/29484
* tree-inline.c (inline_forbidden_p_2): New function.
(inline_forbidden_p): Disallow inlining if some static var
has an address of a local LABEL_DECL in its initializer.
* doc/extend.texi (Labels as Values): Document &&foo behaviour
vs. inlining.
2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/34635
* tree-data-ref.c (add_other_self_distances): Make sure that the
evolution step is constant.
2008-01-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/34608
* omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
* tree-sra.c (scalarize_init): Insert the generate_element_init
statements after the generate_element_zero statements.
2008-01-02 Richard Guenther <rguenther@suse.de>
PR middle-end/34093
PR middle-end/31976
* tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
for very large number of operands instead of ICEing.
2008-01-02 Arthur Norman <acn1@cam.ac.uk>
PR target/34013
* config/i386/i386.c (ix86_expand_prologue): Save red-zone
while stack probing.
2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
* c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
in C++0x mode.
2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
PR libmudflap/26442
* tree-mudflap.c (mx_register_decls): Guard warning by
!DECL_ARTIFICIAL check.
2008-01-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
sse5_perm<mode>): Fix constraints.
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