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predicates.md (x87nonimm_ssenomem_operand): Rename from nonimm_ssenomem_operand.

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* config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
	from nonimm_ssenomem_operand.
	(nonimm_ssenomem_operand): New predicate.
	* config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
	as operand 0 predicate.
	(*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
	Disable unsupported alternatives using "enabled" attribute.
	Use register_ssemem_operand as operand 0 predicate.
	(*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.

From-SVN: r235837
This commit is contained in:
Uros Bizjak 2016-05-03 20:48:18 +02:00
parent 79ce98bcef
commit 8b38916ad4
3 changed files with 46 additions and 32 deletions
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23
gcc/ChangeLog
View file

@ -1,3 +1,15 @@
2016-05-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
from nonimm_ssenomem_operand.
(nonimm_ssenomem_operand): New predicate.
* config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
as operand 0 predicate.
(*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
Disable unsupported alternatives using "enabled" attribute.
Use register_ssemem_operand as operand 0 predicate.
(*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
2016-05-03 Marek Polacek <polacek@redhat.com>
PR c/70859
@ -48,15 +60,12 @@
SSA names for the result false.
(gimplify_call_expr): If the call may return twice do not
gimplify parameters into SSA.
(prepare_gimple_addressable): Do not allow an SSA name as
temporary.
(prepare_gimple_addressable): Do not allow an SSA name as temporary.
(gimplify_modify_expr): Adjust assert. For noreturn calls
with a SSA name LHS adjust its def.
(gimplify_save_expr): Do not allow an SSA name as save-expr
result.
(gimplify_save_expr): Do not allow an SSA name as save-expr result.
(gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
(gimplify_body): Init GIMPLE SSA data structures and gimplify
into-SSA.
(gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
(gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
(gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
@ -158,7 +167,7 @@
of fixed_reg_set.
* df-scan.c (df_insn_refs_collect): Asms may reference global regs.
2016-05-03 bin cheng <bin.cheng@arm.com>
2016-05-03 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/56541
* doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.

47
gcc/config/i386/i386.md
View file

@ -4203,15 +4203,15 @@
"operands[2] = GEN_INT (-GET_MODE_SIZE (XFmode));")
(define_expand "extendsfdf2"
[(set (match_operand:DF 0 "nonimmediate_operand")
[(set (match_operand:DF 0 "nonimm_ssenomem_operand")
(float_extend:DF (match_operand:SF 1 "general_operand")))]
"TARGET_80387 || (TARGET_SSE2 && TARGET_SSE_MATH)"
"TARGET_80387 || (SSE_FLOAT_MODE_P (DFmode) && TARGET_SSE_MATH)"
{
/* ??? Needed for compress_float_constant since all fp constants
are TARGET_LEGITIMATE_CONSTANT_P. */
if (CONST_DOUBLE_P (operands[1]))
{
if ((!TARGET_SSE2 || TARGET_MIX_SSE_I387)
if ((!SSE_FLOAT_MODE_P (DFmode) || TARGET_MIX_SSE_I387)
&& standard_80387_constant_p (operands[1]) > 0)
{
operands[1] = simplify_const_unary_operation
@ -4293,11 +4293,11 @@
(set (match_dup 0) (float_extend:DF (match_dup 2)))]
"operands[2] = gen_rtx_REG (SFmode, REGNO (operands[0]));")
(define_insn "*extendsfdf2_mixed"
[(set (match_operand:DF 0 "nonimmediate_operand" "=f,m,v")
(define_insn "*extendsfdf2"
[(set (match_operand:DF 0 "nonimm_ssenomem_operand" "=f,m,v")
(float_extend:DF
(match_operand:SF 1 "nonimmediate_operand" "fm,f,vm")))]
"TARGET_SSE2 && TARGET_SSE_MATH"
"TARGET_80387 || (SSE_FLOAT_MODE_P (DFmode) && TARGET_SSE_MATH)"
{
switch (which_alternative)
{
@ -4316,18 +4316,16 @@
(set_attr "prefix" "orig,orig,maybe_vex")
(set_attr "mode" "SF,XF,DF")
(set (attr "enabled")
(cond [(eq_attr "alternative" "0,1")
(symbol_ref "TARGET_MIX_SSE_I387")
]
(symbol_ref "true")))])
(define_insn "*extendsfdf2_i387"
[(set (match_operand:DF 0 "nonimmediate_operand" "=f,m")
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "fm,f")))]
"TARGET_80387"
"* return output_387_reg_move (insn, operands);"
[(set_attr "type" "fmov")
(set_attr "mode" "SF,XF")])
(if_then_else
(match_test ("SSE_FLOAT_MODE_P (DFmode) && TARGET_SSE_MATH"))
(if_then_else
(eq_attr "alternative" "0,1")
(symbol_ref "TARGET_MIX_SSE_I387")
(symbol_ref "true"))
(if_then_else
(eq_attr "alternative" "0,1")
(symbol_ref "true")
(symbol_ref "false"))))])
(define_expand "extend<mode>xf2"
[(set (match_operand:XF 0 "nonimmediate_operand")
@ -4370,9 +4368,9 @@
[(set (match_operand:SF 0 "nonimmediate_operand")
(float_truncate:SF
(match_operand:DF 1 "nonimmediate_operand")))]
"TARGET_80387 || (TARGET_SSE2 && TARGET_SSE_MATH)"
"TARGET_80387 || (SSE_FLOAT_MODE_P (DFmode) && TARGET_SSE_MATH)"
{
if (TARGET_SSE2 && TARGET_SSE_MATH && !TARGET_MIX_SSE_I387)
if (SSE_FLOAT_MODE_P (DFmode) && TARGET_SSE_MATH && !TARGET_MIX_SSE_I387)
;
else if (flag_unsafe_math_optimizations)
;
@ -4455,7 +4453,7 @@
[(set (match_operand:SF 0 "nonimmediate_operand" "=fm,v")
(float_truncate:SF
(match_operand:DF 1 "nonimmediate_operand" "f ,vm")))]
"TARGET_SSE2 && TARGET_SSE_MATH"
"SSE_FLOAT_MODE_P (DFmode) && TARGET_SSE_MATH"
{
switch (which_alternative)
{
@ -9258,8 +9256,7 @@
[(match_operand:MODEF 1 "register_operand" "0,x,0,0")]))
(use (match_operand:<ssevecmode> 2 "nonimmediate_operand" "xm,0,X,X"))
(clobber (reg:CC FLAGS_REG))]
"(SSE_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH)
|| TARGET_80387"
"TARGET_80387 || (SSE_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH)"
"#"
[(set (attr "enabled")
(if_then_else
@ -14063,9 +14060,9 @@
[(set (match_operand:MODEF 0 "register_operand" "=f,f,x,v")
(match_operator:MODEF 3 "binary_fp_operator"
[(match_operand:MODEF 1
"nonimm_ssenomem_operand" "0,fm,0,v")
"x87nonimm_ssenomem_operand" "0,fm,0,v")
(match_operand:MODEF 2
"nonimmediate_operand" "fm,0,xm,vm")]))]
"nonimmediate_operand" "fm,0,xm,vm")]))]
"((SSE_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH)
|| (TARGET_80387 && X87_ENABLE_ARITH (<MODE>mode)))
&& !COMMUTATIVE_ARITH_P (operands[3])

8
gcc/config/i386/predicates.md
View file

@ -131,6 +131,14 @@
;; Match nonimmediate operands, but exclude memory operands
;; for TARGET_SSE_MATH if TARGET_MIX_SSE_I387 is not enabled.
(define_predicate "nonimm_ssenomem_operand"
(if_then_else
(and (match_test "SSE_FLOAT_MODE_P (mode) && TARGET_SSE_MATH")
(not (match_test "TARGET_MIX_SSE_I387")))
(match_operand 0 "register_operand")
(match_operand 0 "nonimmediate_operand")))
;; The above predicate, suitable for x87 arithmetic operators.
(define_predicate "x87nonimm_ssenomem_operand"
(if_then_else
(and (match_test "SSE_FLOAT_MODE_P (mode) && TARGET_SSE_MATH")
(not (match_test "TARGET_MIX_SSE_I387 && X87_ENABLE_ARITH (mode)")))