f95-lang.c (gfc_init_builtin_functions): Add more floating-point built-ins.
* f95-lang.c (gfc_init_builtin_functions): Add more floating-point built-ins. * mathbuiltins.def (OTHER_BUILTIN): Define built-ins for logb, remainder, rint and signbit. * trans-decl.c (save_fp_state, restore_fp_state): Move to trans-intrinsic.c (gfc_generate_function_code): Use new names for these two functions. * trans-expr.c (gfc_conv_function_expr): Catch IEEE functions to emit code from the front-end. * trans-intrinsic.c (gfc_save_fp_state, gfc_restore_fp_state, conv_ieee_function_args, conv_intrinsic_ieee_builtin, conv_intrinsic_ieee_is_normal, conv_intrinsic_ieee_is_negative, conv_intrinsic_ieee_logb_rint, conv_intrinsic_ieee_rem, conv_intrinsic_ieee_next_after, conv_intrinsic_ieee_scalb, conv_intrinsic_ieee_copy_sign, gfc_conv_ieee_arithmetic_function): New functions. * trans.h (gfc_conv_ieee_arithmetic_function, gfc_save_fp_state, gfc_restore_fp_state): New prototypes. * ieee/ieee_helper.c (ieee_is_finite_*, ieee_is_nan_*, ieee_is_negative_*, ieee_is_normal_*, ieee_copy_sign_*, ieee_unordered_*, ieee_logb_*, ieee_rint_*, ieee_scalb_*, ieee_rem_*, ieee_next_after_*): Remove functions. * gfortran.map (GFORTRAN_1.5): Remove corresponding symbols. From-SVN: r216036
This commit is contained in:
Francois-Xavier Coudert
François-Xavier Coudert
parent
f9d29866b5
commit
3b7ea188c0
10 changed files with 442 additions and 354 deletions
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@ -1,3 +1,24 @@
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2014-10-09 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
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* f95-lang.c (gfc_init_builtin_functions): Add more floating-point
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built-ins.
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* mathbuiltins.def (OTHER_BUILTIN): Define built-ins for logb,
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remainder, rint and signbit.
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* trans-decl.c (save_fp_state, restore_fp_state): Move to
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trans-intrinsic.c
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(gfc_generate_function_code): Use new names for these two functions.
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* trans-expr.c (gfc_conv_function_expr): Catch IEEE functions to
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emit code from the front-end.
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* trans-intrinsic.c (gfc_save_fp_state, gfc_restore_fp_state,
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conv_ieee_function_args, conv_intrinsic_ieee_builtin,
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conv_intrinsic_ieee_is_normal, conv_intrinsic_ieee_is_negative,
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conv_intrinsic_ieee_logb_rint, conv_intrinsic_ieee_rem,
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conv_intrinsic_ieee_next_after, conv_intrinsic_ieee_scalb,
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conv_intrinsic_ieee_copy_sign, gfc_conv_ieee_arithmetic_function):
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New functions.
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* trans.h (gfc_conv_ieee_arithmetic_function,
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gfc_save_fp_state, gfc_restore_fp_state): New prototypes.
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2014-10-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
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PR fortran/44054
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@ -563,6 +563,7 @@ gfc_builtin_function (tree decl)
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#define ATTR_NOTHROW_LEAF_LIST (ECF_NOTHROW | ECF_LEAF)
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#define ATTR_NOTHROW_LEAF_MALLOC_LIST (ECF_NOTHROW | ECF_LEAF | ECF_MALLOC)
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#define ATTR_CONST_NOTHROW_LEAF_LIST (ECF_NOTHROW | ECF_LEAF | ECF_CONST)
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#define ATTR_PURE_NOTHROW_LEAF_LIST (ECF_NOTHROW | ECF_LEAF | ECF_PURE)
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#define ATTR_NOTHROW_LIST (ECF_NOTHROW)
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#define ATTR_CONST_NOTHROW_LIST (ECF_NOTHROW | ECF_CONST)
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@ -683,6 +684,8 @@ gfc_init_builtin_functions (void)
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tree ftype, ptype;
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tree builtin_types[(int) BT_LAST + 1];
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int attr;
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build_builtin_fntypes (mfunc_float, float_type_node);
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build_builtin_fntypes (mfunc_double, double_type_node);
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build_builtin_fntypes (mfunc_longdouble, long_double_type_node);
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@ -770,6 +773,32 @@ gfc_init_builtin_functions (void)
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BUILT_IN_NEXTAFTERF, "nextafterf",
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ATTR_CONST_NOTHROW_LEAF_LIST);
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/* Some built-ins depend on rounding mode. Depending on compilation options, they
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will be "pure" or "const". */
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attr = flag_rounding_math ? ATTR_PURE_NOTHROW_LEAF_LIST : ATTR_CONST_NOTHROW_LEAF_LIST;
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gfc_define_builtin ("__builtin_rintl", mfunc_longdouble[0],
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BUILT_IN_RINTL, "rintl", attr);
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gfc_define_builtin ("__builtin_rint", mfunc_double[0],
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BUILT_IN_RINT, "rint", attr);
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gfc_define_builtin ("__builtin_rintf", mfunc_float[0],
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BUILT_IN_RINTF, "rintf", attr);
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gfc_define_builtin ("__builtin_remainderl", mfunc_longdouble[1],
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BUILT_IN_REMAINDERL, "remainderl", attr);
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gfc_define_builtin ("__builtin_remainder", mfunc_double[1],
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BUILT_IN_REMAINDER, "remainder", attr);
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gfc_define_builtin ("__builtin_remainderf", mfunc_float[1],
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BUILT_IN_REMAINDERF, "remainderf", attr);
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gfc_define_builtin ("__builtin_logbl", mfunc_longdouble[0],
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BUILT_IN_LOGBL, "logbl", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_logb", mfunc_double[0],
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BUILT_IN_LOGB, "logb", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_logbf", mfunc_float[0],
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BUILT_IN_LOGBF, "logbf", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_frexpl", mfunc_longdouble[4],
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BUILT_IN_FREXPL, "frexpl", ATTR_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_frexp", mfunc_double[4],
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@ -960,6 +989,34 @@ gfc_init_builtin_functions (void)
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void_type_node, NULL_TREE);
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gfc_define_builtin ("__builtin_isnan", ftype, BUILT_IN_ISNAN,
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"__builtin_isnan", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_isfinite", ftype, BUILT_IN_ISFINITE,
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"__builtin_isfinite", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_isnormal", ftype, BUILT_IN_ISNORMAL,
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"__builtin_isnormal", ATTR_CONST_NOTHROW_LEAF_LIST);
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ftype = build_function_type_list (integer_type_node, void_type_node,
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void_type_node, NULL_TREE);
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gfc_define_builtin ("__builtin_isunordered", ftype, BUILT_IN_ISUNORDERED,
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"__builtin_isunordered", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_islessequal", ftype, BUILT_IN_ISLESSEQUAL,
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"__builtin_islessequal", ATTR_CONST_NOTHROW_LEAF_LIST);
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gfc_define_builtin ("__builtin_isgreaterequal", ftype,
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BUILT_IN_ISGREATEREQUAL, "__builtin_isgreaterequal",
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ATTR_CONST_NOTHROW_LEAF_LIST);
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ftype = build_function_type_list (integer_type_node,
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float_type_node, NULL_TREE);
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gfc_define_builtin("__builtin_signbitf", ftype, BUILT_IN_SIGNBITF,
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"signbitf", ATTR_CONST_NOTHROW_LEAF_LIST);
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ftype = build_function_type_list (integer_type_node,
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double_type_node, NULL_TREE);
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gfc_define_builtin("__builtin_signbit", ftype, BUILT_IN_SIGNBIT,
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"signbit", ATTR_CONST_NOTHROW_LEAF_LIST);
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ftype = build_function_type_list (integer_type_node,
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long_double_type_node, NULL_TREE);
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gfc_define_builtin("__builtin_signbitl", ftype, BUILT_IN_SIGNBITL,
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"signbitl", ATTR_CONST_NOTHROW_LEAF_LIST);
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#define DEF_PRIMITIVE_TYPE(ENUM, VALUE) \
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builtin_types[(int) ENUM] = VALUE;
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@ -62,11 +62,15 @@ OTHER_BUILTIN (CPOW, "cpow", cpow, true)
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OTHER_BUILTIN (FABS, "fabs", 1, true)
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OTHER_BUILTIN (FMOD, "fmod", 2, true)
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OTHER_BUILTIN (FREXP, "frexp", frexp, false)
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OTHER_BUILTIN (LOGB, "logb", 1, true)
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OTHER_BUILTIN (LLROUND, "llround", llround, true)
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OTHER_BUILTIN (LROUND, "lround", lround, true)
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OTHER_BUILTIN (IROUND, "iround", iround, true)
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OTHER_BUILTIN (NEXTAFTER, "nextafter", 2, true)
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OTHER_BUILTIN (POW, "pow", 1, true)
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OTHER_BUILTIN (POW, "pow", 2, true)
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OTHER_BUILTIN (REMAINDER, "remainder", 2, true)
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OTHER_BUILTIN (RINT, "rint", 1, true)
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OTHER_BUILTIN (ROUND, "round", 1, true)
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OTHER_BUILTIN (SCALBN, "scalbn", scalbn, true)
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OTHER_BUILTIN (SIGNBIT, "signbit", iround, true)
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OTHER_BUILTIN (TRUNC, "trunc", 1, true)
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@ -5619,36 +5619,6 @@ is_ieee_module_used (gfc_namespace *ns)
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}
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static tree
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save_fp_state (stmtblock_t *block)
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{
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tree type, fpstate, tmp;
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type = build_array_type (char_type_node,
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build_range_type (size_type_node, size_zero_node,
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size_int (32)));
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fpstate = gfc_create_var (type, "fpstate");
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fpstate = gfc_build_addr_expr (pvoid_type_node, fpstate);
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tmp = build_call_expr_loc (input_location, gfor_fndecl_ieee_procedure_entry,
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1, fpstate);
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gfc_add_expr_to_block (block, tmp);
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return fpstate;
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}
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static void
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restore_fp_state (stmtblock_t *block, tree fpstate)
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{
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tree tmp;
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tmp = build_call_expr_loc (input_location, gfor_fndecl_ieee_procedure_exit,
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1, fpstate);
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gfc_add_expr_to_block (block, tmp);
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}
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/* Generate code for a function. */
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void
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@ -5760,7 +5730,7 @@ gfc_generate_function_code (gfc_namespace * ns)
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the floating point state. */
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ieee = is_ieee_module_used (ns);
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if (ieee)
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fpstate = save_fp_state (&init);
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fpstate = gfc_save_fp_state (&init);
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/* Now generate the code for the body of this function. */
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gfc_init_block (&body);
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@ -5847,7 +5817,7 @@ gfc_generate_function_code (gfc_namespace * ns)
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/* If IEEE modules are loaded, restore the floating-point state. */
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if (ieee)
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restore_fp_state (&cleanup, fpstate);
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gfc_restore_fp_state (&cleanup, fpstate);
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/* Finish the function body and add init and cleanup code. */
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tmp = gfc_finish_block (&body);
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@ -5768,6 +5768,11 @@ gfc_conv_function_expr (gfc_se * se, gfc_expr * expr)
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if (!sym)
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sym = expr->symtree->n.sym;
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/* The IEEE_ARITHMETIC functions are caught here. */
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if (sym->from_intmod == INTMOD_IEEE_ARITHMETIC)
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if (gfc_conv_ieee_arithmetic_function (se, expr))
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return;
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/* We distinguish statement functions from general functions to improve
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runtime performance. */
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if (sym->attr.proc == PROC_ST_FUNCTION)
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@ -7171,6 +7171,342 @@ conv_isocbinding_subroutine (gfc_code *code)
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}
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/* Save and restore floating-point state. */
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tree
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gfc_save_fp_state (stmtblock_t *block)
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{
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tree type, fpstate, tmp;
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type = build_array_type (char_type_node,
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build_range_type (size_type_node, size_zero_node,
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size_int (GFC_FPE_STATE_BUFFER_SIZE)));
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fpstate = gfc_create_var (type, "fpstate");
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fpstate = gfc_build_addr_expr (pvoid_type_node, fpstate);
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tmp = build_call_expr_loc (input_location, gfor_fndecl_ieee_procedure_entry,
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1, fpstate);
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gfc_add_expr_to_block (block, tmp);
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return fpstate;
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}
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void
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gfc_restore_fp_state (stmtblock_t *block, tree fpstate)
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{
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tree tmp;
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tmp = build_call_expr_loc (input_location, gfor_fndecl_ieee_procedure_exit,
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1, fpstate);
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gfc_add_expr_to_block (block, tmp);
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}
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/* Generate code for arguments of IEEE functions. */
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static void
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conv_ieee_function_args (gfc_se *se, gfc_expr *expr, tree *argarray,
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int nargs)
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{
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gfc_actual_arglist *actual;
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gfc_expr *e;
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gfc_se argse;
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int arg;
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actual = expr->value.function.actual;
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for (arg = 0; arg < nargs; arg++, actual = actual->next)
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{
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gcc_assert (actual);
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e = actual->expr;
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gfc_init_se (&argse, se);
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gfc_conv_expr_val (&argse, e);
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gfc_add_block_to_block (&se->pre, &argse.pre);
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gfc_add_block_to_block (&se->post, &argse.post);
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argarray[arg] = argse.expr;
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}
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}
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/* Generate code for intrinsics IEEE_IS_NAN, IEEE_IS_FINITE,
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and IEEE_UNORDERED, which translate directly to GCC type-generic
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built-ins. */
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static void
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conv_intrinsic_ieee_builtin (gfc_se * se, gfc_expr * expr,
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enum built_in_function code, int nargs)
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{
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tree args[2];
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gcc_assert ((unsigned) nargs <= sizeof(args)/sizeof(args[0]));
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conv_ieee_function_args (se, expr, args, nargs);
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se->expr = build_call_expr_loc_array (input_location,
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builtin_decl_explicit (code),
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nargs, args);
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STRIP_TYPE_NOPS (se->expr);
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se->expr = fold_convert (gfc_typenode_for_spec (&expr->ts), se->expr);
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}
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/* Generate code for IEEE_IS_NORMAL intrinsic:
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IEEE_IS_NORMAL(x) --> (__builtin_isnormal(x) || x == 0) */
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static void
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conv_intrinsic_ieee_is_normal (gfc_se * se, gfc_expr * expr)
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{
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tree arg, isnormal, iszero;
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/* Convert arg, evaluate it only once. */
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conv_ieee_function_args (se, expr, &arg, 1);
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arg = gfc_evaluate_now (arg, &se->pre);
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isnormal = build_call_expr_loc (input_location,
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builtin_decl_explicit (BUILT_IN_ISNORMAL),
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1, arg);
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iszero = fold_build2_loc (input_location, EQ_EXPR, boolean_type_node, arg,
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build_real_from_int_cst (TREE_TYPE (arg),
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integer_zero_node));
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se->expr = fold_build2_loc (input_location, TRUTH_OR_EXPR,
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boolean_type_node, isnormal, iszero);
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se->expr = fold_convert (gfc_typenode_for_spec (&expr->ts), se->expr);
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}
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/* Generate code for IEEE_IS_NEGATIVE intrinsic:
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IEEE_IS_NEGATIVE(x) --> (__builtin_signbit(x) && !__builtin_isnan(x)) */
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static void
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conv_intrinsic_ieee_is_negative (gfc_se * se, gfc_expr * expr)
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{
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tree arg, signbit, isnan, decl;
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int argprec;
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/* Convert arg, evaluate it only once. */
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conv_ieee_function_args (se, expr, &arg, 1);
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arg = gfc_evaluate_now (arg, &se->pre);
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isnan = build_call_expr_loc (input_location,
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builtin_decl_explicit (BUILT_IN_ISNAN),
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1, arg);
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STRIP_TYPE_NOPS (isnan);
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argprec = TYPE_PRECISION (TREE_TYPE (arg));
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decl = builtin_decl_for_precision (BUILT_IN_SIGNBIT, argprec);
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signbit = build_call_expr_loc (input_location, decl, 1, arg);
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signbit = fold_build2_loc (input_location, NE_EXPR, boolean_type_node,
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signbit, integer_zero_node);
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se->expr = fold_build2_loc (input_location, TRUTH_AND_EXPR,
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boolean_type_node, signbit,
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fold_build1_loc (input_location, TRUTH_NOT_EXPR,
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TREE_TYPE(isnan), isnan));
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se->expr = fold_convert (gfc_typenode_for_spec (&expr->ts), se->expr);
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}
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/* Generate code for IEEE_LOGB and IEEE_RINT. */
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static void
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conv_intrinsic_ieee_logb_rint (gfc_se * se, gfc_expr * expr,
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enum built_in_function code)
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{
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tree arg, decl, call, fpstate;
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int argprec;
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conv_ieee_function_args (se, expr, &arg, 1);
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argprec = TYPE_PRECISION (TREE_TYPE (arg));
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decl = builtin_decl_for_precision (code, argprec);
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/* Save floating-point state. */
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fpstate = gfc_save_fp_state (&se->pre);
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/* Make the function call. */
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call = build_call_expr_loc (input_location, decl, 1, arg);
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se->expr = fold_convert (gfc_typenode_for_spec (&expr->ts), call);
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/* Restore floating-point state. */
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gfc_restore_fp_state (&se->post, fpstate);
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}
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/* Generate code for IEEE_REM. */
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static void
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conv_intrinsic_ieee_rem (gfc_se * se, gfc_expr * expr)
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{
|
||||
tree args[2], decl, call, fpstate;
|
||||
int argprec;
|
||||
|
||||
conv_ieee_function_args (se, expr, args, 2);
|
||||
|
||||
/* If arguments have unequal size, convert them to the larger. */
|
||||
if (TYPE_PRECISION (TREE_TYPE (args[0]))
|
||||
> TYPE_PRECISION (TREE_TYPE (args[1])))
|
||||
args[1] = fold_convert (TREE_TYPE (args[0]), args[1]);
|
||||
else if (TYPE_PRECISION (TREE_TYPE (args[1]))
|
||||
> TYPE_PRECISION (TREE_TYPE (args[0])))
|
||||
args[0] = fold_convert (TREE_TYPE (args[1]), args[0]);
|
||||
|
||||
argprec = TYPE_PRECISION (TREE_TYPE (args[0]));
|
||||
decl = builtin_decl_for_precision (BUILT_IN_REMAINDER, argprec);
|
||||
|
||||
/* Save floating-point state. */
|
||||
fpstate = gfc_save_fp_state (&se->pre);
|
||||
|
||||
/* Make the function call. */
|
||||
call = build_call_expr_loc_array (input_location, decl, 2, args);
|
||||
se->expr = fold_convert (TREE_TYPE (args[0]), call);
|
||||
|
||||
/* Restore floating-point state. */
|
||||
gfc_restore_fp_state (&se->post, fpstate);
|
||||
}
|
||||
|
||||
|
||||
/* Generate code for IEEE_NEXT_AFTER. */
|
||||
|
||||
static void
|
||||
conv_intrinsic_ieee_next_after (gfc_se * se, gfc_expr * expr)
|
||||
{
|
||||
tree args[2], decl, call, fpstate;
|
||||
int argprec;
|
||||
|
||||
conv_ieee_function_args (se, expr, args, 2);
|
||||
|
||||
/* Result has the characteristics of first argument. */
|
||||
args[1] = fold_convert (TREE_TYPE (args[0]), args[1]);
|
||||
argprec = TYPE_PRECISION (TREE_TYPE (args[0]));
|
||||
decl = builtin_decl_for_precision (BUILT_IN_NEXTAFTER, argprec);
|
||||
|
||||
/* Save floating-point state. */
|
||||
fpstate = gfc_save_fp_state (&se->pre);
|
||||
|
||||
/* Make the function call. */
|
||||
call = build_call_expr_loc_array (input_location, decl, 2, args);
|
||||
se->expr = fold_convert (TREE_TYPE (args[0]), call);
|
||||
|
||||
/* Restore floating-point state. */
|
||||
gfc_restore_fp_state (&se->post, fpstate);
|
||||
}
|
||||
|
||||
|
||||
/* Generate code for IEEE_SCALB. */
|
||||
|
||||
static void
|
||||
conv_intrinsic_ieee_scalb (gfc_se * se, gfc_expr * expr)
|
||||
{
|
||||
tree args[2], decl, call, huge, type;
|
||||
int argprec, n;
|
||||
|
||||
conv_ieee_function_args (se, expr, args, 2);
|
||||
|
||||
/* Result has the characteristics of first argument. */
|
||||
argprec = TYPE_PRECISION (TREE_TYPE (args[0]));
|
||||
decl = builtin_decl_for_precision (BUILT_IN_SCALBN, argprec);
|
||||
|
||||
if (TYPE_PRECISION (TREE_TYPE (args[1])) > TYPE_PRECISION (integer_type_node))
|
||||
{
|
||||
/* We need to fold the integer into the range of a C int. */
|
||||
args[1] = gfc_evaluate_now (args[1], &se->pre);
|
||||
type = TREE_TYPE (args[1]);
|
||||
|
||||
n = gfc_validate_kind (BT_INTEGER, gfc_c_int_kind, false);
|
||||
huge = gfc_conv_mpz_to_tree (gfc_integer_kinds[n].huge,
|
||||
gfc_c_int_kind);
|
||||
huge = fold_convert (type, huge);
|
||||
args[1] = fold_build2_loc (input_location, MIN_EXPR, type, args[1],
|
||||
huge);
|
||||
args[1] = fold_build2_loc (input_location, MAX_EXPR, type, args[1],
|
||||
fold_build1_loc (input_location, NEGATE_EXPR,
|
||||
type, huge));
|
||||
}
|
||||
|
||||
args[1] = fold_convert (integer_type_node, args[1]);
|
||||
|
||||
/* Make the function call. */
|
||||
call = build_call_expr_loc_array (input_location, decl, 2, args);
|
||||
se->expr = fold_convert (TREE_TYPE (args[0]), call);
|
||||
}
|
||||
|
||||
|
||||
/* Generate code for IEEE_COPY_SIGN. */
|
||||
|
||||
static void
|
||||
conv_intrinsic_ieee_copy_sign (gfc_se * se, gfc_expr * expr)
|
||||
{
|
||||
tree args[2], decl, sign;
|
||||
int argprec;
|
||||
|
||||
conv_ieee_function_args (se, expr, args, 2);
|
||||
|
||||
/* Get the sign of the second argument. */
|
||||
argprec = TYPE_PRECISION (TREE_TYPE (args[1]));
|
||||
decl = builtin_decl_for_precision (BUILT_IN_SIGNBIT, argprec);
|
||||
sign = build_call_expr_loc (input_location, decl, 1, args[1]);
|
||||
sign = fold_build2_loc (input_location, NE_EXPR, boolean_type_node,
|
||||
sign, integer_zero_node);
|
||||
|
||||
/* Create a value of one, with the right sign. */
|
||||
sign = fold_build3_loc (input_location, COND_EXPR, integer_type_node,
|
||||
sign,
|
||||
fold_build1_loc (input_location, NEGATE_EXPR,
|
||||
integer_type_node,
|
||||
integer_one_node),
|
||||
integer_one_node);
|
||||
args[1] = fold_convert (TREE_TYPE (args[0]), sign);
|
||||
|
||||
argprec = TYPE_PRECISION (TREE_TYPE (args[0]));
|
||||
decl = builtin_decl_for_precision (BUILT_IN_COPYSIGN, argprec);
|
||||
|
||||
se->expr = build_call_expr_loc_array (input_location, decl, 2, args);
|
||||
}
|
||||
|
||||
|
||||
/* Generate code for an intrinsic function from the IEEE_ARITHMETIC
|
||||
module. */
|
||||
|
||||
bool
|
||||
gfc_conv_ieee_arithmetic_function (gfc_se * se, gfc_expr * expr)
|
||||
{
|
||||
const char *name = expr->value.function.name;
|
||||
|
||||
#define STARTS_WITH(A,B) (strncmp((A), (B), strlen(B)) == 0)
|
||||
|
||||
if (STARTS_WITH (name, "_gfortran_ieee_is_nan"))
|
||||
conv_intrinsic_ieee_builtin (se, expr, BUILT_IN_ISNAN, 1);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_is_finite"))
|
||||
conv_intrinsic_ieee_builtin (se, expr, BUILT_IN_ISFINITE, 1);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_unordered"))
|
||||
conv_intrinsic_ieee_builtin (se, expr, BUILT_IN_ISUNORDERED, 2);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_is_normal"))
|
||||
conv_intrinsic_ieee_is_normal (se, expr);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_is_negative"))
|
||||
conv_intrinsic_ieee_is_negative (se, expr);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_copy_sign"))
|
||||
conv_intrinsic_ieee_copy_sign (se, expr);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_scalb"))
|
||||
conv_intrinsic_ieee_scalb (se, expr);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_next_after"))
|
||||
conv_intrinsic_ieee_next_after (se, expr);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_rem"))
|
||||
conv_intrinsic_ieee_rem (se, expr);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_logb"))
|
||||
conv_intrinsic_ieee_logb_rint (se, expr, BUILT_IN_LOGB);
|
||||
else if (STARTS_WITH (name, "_gfortran_ieee_rint"))
|
||||
conv_intrinsic_ieee_logb_rint (se, expr, BUILT_IN_RINT);
|
||||
else
|
||||
/* It is not among the functions we translate directly. We return
|
||||
false, so a library function call is emitted. */
|
||||
return false;
|
||||
|
||||
#undef STARTS_WITH
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
/* Generate code for an intrinsic function. Some map directly to library
|
||||
calls, others get special handling. In some cases the name of the function
|
||||
used depends on the type specifiers. */
|
||||
|
|
|
|||
|
|
@ -437,6 +437,10 @@ tree size_of_string_in_bytes (int, tree);
|
|||
/* Intrinsic procedure handling. */
|
||||
tree gfc_conv_intrinsic_subroutine (gfc_code *);
|
||||
void gfc_conv_intrinsic_function (gfc_se *, gfc_expr *);
|
||||
bool gfc_conv_ieee_arithmetic_function (gfc_se *, gfc_expr *);
|
||||
tree gfc_save_fp_state (stmtblock_t *);
|
||||
void gfc_restore_fp_state (stmtblock_t *, tree);
|
||||
|
||||
|
||||
/* Does an intrinsic map directly to an external library call
|
||||
This is true for array-returning intrinsics, unless
|
||||
|
|
@ -792,6 +796,10 @@ extern GTY(()) tree gfor_fndecl_sc_kind;
|
|||
extern GTY(()) tree gfor_fndecl_si_kind;
|
||||
extern GTY(()) tree gfor_fndecl_sr_kind;
|
||||
|
||||
/* IEEE-related. */
|
||||
extern GTY(()) tree gfor_fndecl_ieee_procedure_entry;
|
||||
extern GTY(()) tree gfor_fndecl_ieee_procedure_exit;
|
||||
|
||||
|
||||
/* True if node is an integer constant. */
|
||||
#define INTEGER_CST_P(node) (TREE_CODE(node) == INTEGER_CST)
|
||||
|
|
|
|||
|
|
@ -1,3 +1,11 @@
|
|||
2014-10-09 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
|
||||
|
||||
* ieee/ieee_helper.c (ieee_is_finite_*, ieee_is_nan_*,
|
||||
ieee_is_negative_*, ieee_is_normal_*, ieee_copy_sign_*,
|
||||
ieee_unordered_*, ieee_logb_*, ieee_rint_*, ieee_scalb_*,
|
||||
ieee_rem_*, ieee_next_after_*): Remove functions.
|
||||
* gfortran.map (GFORTRAN_1.5): Remove corresponding symbols.
|
||||
|
||||
2014-10-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
|
||||
|
||||
PR libgfortran/63460
|
||||
|
|
|
|||
|
|
@ -1197,38 +1197,8 @@ GFORTRAN_1.5 {
|
|||
|
||||
GFORTRAN_1.6 {
|
||||
global:
|
||||
_gfortran_ieee_copy_sign_4_4_;
|
||||
_gfortran_ieee_copy_sign_4_8_;
|
||||
_gfortran_ieee_copy_sign_8_4_;
|
||||
_gfortran_ieee_copy_sign_8_8_;
|
||||
_gfortran_ieee_is_finite_4_;
|
||||
_gfortran_ieee_is_finite_8_;
|
||||
_gfortran_ieee_is_nan_4_;
|
||||
_gfortran_ieee_is_nan_8_;
|
||||
_gfortran_ieee_is_negative_4_;
|
||||
_gfortran_ieee_is_negative_8_;
|
||||
_gfortran_ieee_is_normal_4_;
|
||||
_gfortran_ieee_is_normal_8_;
|
||||
_gfortran_ieee_logb_4_;
|
||||
_gfortran_ieee_logb_8_;
|
||||
_gfortran_ieee_next_after_4_4_;
|
||||
_gfortran_ieee_next_after_4_8_;
|
||||
_gfortran_ieee_next_after_8_4_;
|
||||
_gfortran_ieee_next_after_8_8_;
|
||||
_gfortran_ieee_procedure_entry;
|
||||
_gfortran_ieee_procedure_exit;
|
||||
_gfortran_ieee_rem_4_4_;
|
||||
_gfortran_ieee_rem_4_8_;
|
||||
_gfortran_ieee_rem_8_4_;
|
||||
_gfortran_ieee_rem_8_8_;
|
||||
_gfortran_ieee_rint_4_;
|
||||
_gfortran_ieee_rint_8_;
|
||||
_gfortran_ieee_scalb_4_;
|
||||
_gfortran_ieee_scalb_8_;
|
||||
_gfortran_ieee_unordered_4_4_;
|
||||
_gfortran_ieee_unordered_4_8_;
|
||||
_gfortran_ieee_unordered_8_4_;
|
||||
_gfortran_ieee_unordered_8_8_;
|
||||
__ieee_arithmetic_MOD_ieee_class_4;
|
||||
__ieee_arithmetic_MOD_ieee_class_8;
|
||||
__ieee_arithmetic_MOD_ieee_class_type_eq;
|
||||
|
|
|
|||
|
|
@ -33,31 +33,6 @@ internal_proto(ieee_class_helper_4);
|
|||
extern int ieee_class_helper_8 (GFC_REAL_8 *);
|
||||
internal_proto(ieee_class_helper_8);
|
||||
|
||||
extern int ieee_is_finite_4_ (GFC_REAL_4 *);
|
||||
export_proto(ieee_is_finite_4_);
|
||||
|
||||
extern int ieee_is_finite_8_ (GFC_REAL_8 *);
|
||||
export_proto(ieee_is_finite_8_);
|
||||
|
||||
extern int ieee_is_nan_4_ (GFC_REAL_4 *);
|
||||
export_proto(ieee_is_nan_4_);
|
||||
|
||||
extern int ieee_is_nan_8_ (GFC_REAL_8 *);
|
||||
export_proto(ieee_is_nan_8_);
|
||||
|
||||
extern int ieee_is_negative_4_ (GFC_REAL_4 *);
|
||||
export_proto(ieee_is_negative_4_);
|
||||
|
||||
extern int ieee_is_negative_8_ (GFC_REAL_8 *);
|
||||
export_proto(ieee_is_negative_8_);
|
||||
|
||||
extern int ieee_is_normal_4_ (GFC_REAL_4 *);
|
||||
export_proto(ieee_is_normal_4_);
|
||||
|
||||
extern int ieee_is_normal_8_ (GFC_REAL_8 *);
|
||||
export_proto(ieee_is_normal_8_);
|
||||
|
||||
|
||||
/* Enumeration of the possible floating-point types. These values
|
||||
correspond to the hidden arguments of the IEEE_CLASS_TYPE
|
||||
derived-type of IEEE_ARITHMETIC. */
|
||||
|
|
@ -100,272 +75,6 @@ CLASSMACRO(4)
|
|||
CLASSMACRO(8)
|
||||
|
||||
|
||||
/* Testing functions. */
|
||||
|
||||
int ieee_is_finite_4_ (GFC_REAL_4 *val)
|
||||
{
|
||||
return __builtin_isfinite(*val) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_finite_8_ (GFC_REAL_8 *val)
|
||||
{
|
||||
return __builtin_isfinite(*val) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_nan_4_ (GFC_REAL_4 *val)
|
||||
{
|
||||
return __builtin_isnan(*val) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_nan_8_ (GFC_REAL_8 *val)
|
||||
{
|
||||
return __builtin_isnan(*val) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_negative_4_ (GFC_REAL_4 *val)
|
||||
{
|
||||
return (__builtin_signbit(*val) && !__builtin_isnan(*val)) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_negative_8_ (GFC_REAL_8 *val)
|
||||
{
|
||||
return (__builtin_signbit(*val) && !__builtin_isnan(*val)) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_normal_4_ (GFC_REAL_4 *val)
|
||||
{
|
||||
return (__builtin_isnormal(*val) || *val == 0) ? 1 : 0;
|
||||
}
|
||||
|
||||
int ieee_is_normal_8_ (GFC_REAL_8 *val)
|
||||
{
|
||||
return (__builtin_isnormal(*val) || *val == 0) ? 1 : 0;
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_copy_sign_4_4_ (GFC_REAL_4 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_copy_sign_4_4_);
|
||||
GFC_REAL_4 ieee_copy_sign_4_4_ (GFC_REAL_4 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
GFC_REAL_4 s = __builtin_signbit(*y) ? -1 : 1;
|
||||
return __builtin_copysign(*x, s);
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_copy_sign_4_8_ (GFC_REAL_4 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_copy_sign_4_8_);
|
||||
GFC_REAL_4 ieee_copy_sign_4_8_ (GFC_REAL_4 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
GFC_REAL_4 s = __builtin_signbit(*y) ? -1 : 1;
|
||||
return __builtin_copysign(*x, s);
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_copy_sign_8_4_ (GFC_REAL_8 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_copy_sign_8_4_);
|
||||
GFC_REAL_8 ieee_copy_sign_8_4_ (GFC_REAL_8 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
GFC_REAL_8 s = __builtin_signbit(*y) ? -1 : 1;
|
||||
return __builtin_copysign(*x, s);
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_copy_sign_8_8_ (GFC_REAL_8 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_copy_sign_8_8_);
|
||||
GFC_REAL_8 ieee_copy_sign_8_8_ (GFC_REAL_8 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
GFC_REAL_8 s = __builtin_signbit(*y) ? -1 : 1;
|
||||
return __builtin_copysign(*x, s);
|
||||
}
|
||||
|
||||
int ieee_unordered_4_4_ (GFC_REAL_4 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_unordered_4_4_);
|
||||
int ieee_unordered_4_4_ (GFC_REAL_4 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
return __builtin_isunordered(*x, *y);
|
||||
}
|
||||
|
||||
int ieee_unordered_4_8_ (GFC_REAL_4 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_unordered_4_8_);
|
||||
int ieee_unordered_4_8_ (GFC_REAL_4 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
return __builtin_isunordered(*x, *y);
|
||||
}
|
||||
|
||||
int ieee_unordered_8_4_ (GFC_REAL_8 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_unordered_8_4_);
|
||||
int ieee_unordered_8_4_ (GFC_REAL_8 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
return __builtin_isunordered(*x, *y);
|
||||
}
|
||||
|
||||
int ieee_unordered_8_8_ (GFC_REAL_8 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_unordered_8_8_);
|
||||
int ieee_unordered_8_8_ (GFC_REAL_8 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
return __builtin_isunordered(*x, *y);
|
||||
}
|
||||
|
||||
|
||||
/* Arithmetic functions (LOGB, NEXT_AFTER, REM, RINT, SCALB). */
|
||||
|
||||
GFC_REAL_4 ieee_logb_4_ (GFC_REAL_4 *);
|
||||
export_proto(ieee_logb_4_);
|
||||
|
||||
GFC_REAL_4 ieee_logb_4_ (GFC_REAL_4 *x)
|
||||
{
|
||||
GFC_REAL_4 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_logb (*x);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_logb_8_ (GFC_REAL_8 *);
|
||||
export_proto(ieee_logb_8_);
|
||||
|
||||
GFC_REAL_8 ieee_logb_8_ (GFC_REAL_8 *x)
|
||||
{
|
||||
GFC_REAL_8 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_logb (*x);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_next_after_4_4_ (GFC_REAL_4 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_next_after_4_4_);
|
||||
|
||||
GFC_REAL_4 ieee_next_after_4_4_ (GFC_REAL_4 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
return __builtin_nextafterf (*x, *y);
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_next_after_4_8_ (GFC_REAL_4 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_next_after_4_8_);
|
||||
|
||||
GFC_REAL_4 ieee_next_after_4_8_ (GFC_REAL_4 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
return __builtin_nextafterf (*x, *y);
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_next_after_8_4_ (GFC_REAL_8 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_next_after_8_4_);
|
||||
|
||||
GFC_REAL_8 ieee_next_after_8_4_ (GFC_REAL_8 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
return __builtin_nextafter (*x, *y);
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_next_after_8_8_ (GFC_REAL_8 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_next_after_8_8_);
|
||||
|
||||
GFC_REAL_8 ieee_next_after_8_8_ (GFC_REAL_8 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
return __builtin_nextafter (*x, *y);
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_rem_4_4_ (GFC_REAL_4 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_rem_4_4_);
|
||||
|
||||
GFC_REAL_4 ieee_rem_4_4_ (GFC_REAL_4 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
GFC_REAL_4 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_remainderf (*x, *y);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_rem_4_8_ (GFC_REAL_4 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_rem_4_8_);
|
||||
|
||||
GFC_REAL_8 ieee_rem_4_8_ (GFC_REAL_4 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
GFC_REAL_8 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_remainder (*x, *y);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_rem_8_4_ (GFC_REAL_8 *, GFC_REAL_4 *);
|
||||
export_proto(ieee_rem_8_4_);
|
||||
|
||||
GFC_REAL_8 ieee_rem_8_4_ (GFC_REAL_8 *x, GFC_REAL_4 *y)
|
||||
{
|
||||
GFC_REAL_8 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_remainder (*x, *y);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_rem_8_8_ (GFC_REAL_8 *, GFC_REAL_8 *);
|
||||
export_proto(ieee_rem_8_8_);
|
||||
|
||||
GFC_REAL_8 ieee_rem_8_8_ (GFC_REAL_8 *x, GFC_REAL_8 *y)
|
||||
{
|
||||
GFC_REAL_8 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_remainder (*x, *y);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_rint_4_ (GFC_REAL_4 *);
|
||||
export_proto(ieee_rint_4_);
|
||||
|
||||
GFC_REAL_4 ieee_rint_4_ (GFC_REAL_4 *x)
|
||||
{
|
||||
GFC_REAL_4 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_rint (*x);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_rint_8_ (GFC_REAL_8 *);
|
||||
export_proto(ieee_rint_8_);
|
||||
|
||||
GFC_REAL_8 ieee_rint_8_ (GFC_REAL_8 *x)
|
||||
{
|
||||
GFC_REAL_8 res;
|
||||
char buffer[GFC_FPE_STATE_BUFFER_SIZE];
|
||||
|
||||
get_fpu_state (buffer);
|
||||
res = __builtin_rint (*x);
|
||||
set_fpu_state (buffer);
|
||||
return res;
|
||||
}
|
||||
|
||||
GFC_REAL_4 ieee_scalb_4_ (GFC_REAL_4 *, int *);
|
||||
export_proto(ieee_scalb_4_);
|
||||
|
||||
GFC_REAL_4 ieee_scalb_4_ (GFC_REAL_4 *x, int *i)
|
||||
{
|
||||
return __builtin_scalbnf (*x, *i);
|
||||
}
|
||||
|
||||
GFC_REAL_8 ieee_scalb_8_ (GFC_REAL_8 *, int *);
|
||||
export_proto(ieee_scalb_8_);
|
||||
|
||||
GFC_REAL_8 ieee_scalb_8_ (GFC_REAL_8 *x, int *i)
|
||||
{
|
||||
return __builtin_scalbn (*x, *i);
|
||||
}
|
||||
|
||||
|
||||
#define GFC_FPE_ALL (GFC_FPE_INVALID | GFC_FPE_DENORMAL | \
|
||||
GFC_FPE_ZERO | GFC_FPE_OVERFLOW | \
|
||||
GFC_FPE_UNDERFLOW | GFC_FPE_INEXACT)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue