| /* Subroutines used for macro/preprocessor support on the ia-32. |
| Copyright (C) 2008-2015 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include "config.h" |
| #include "system.h" |
| #include "coretypes.h" |
| #include "tm.h" |
| #include "hash-set.h" |
| #include "machmode.h" |
| #include "vec.h" |
| #include "double-int.h" |
| #include "input.h" |
| #include "alias.h" |
| #include "symtab.h" |
| #include "options.h" |
| #include "wide-int.h" |
| #include "inchash.h" |
| #include "tree.h" |
| #include "tm_p.h" |
| #include "flags.h" |
| #include "c-family/c-common.h" |
| #include "ggc.h" |
| #include "target.h" |
| #include "target-def.h" |
| #include "cpplib.h" |
| #include "c-family/c-pragma.h" |
| |
| static bool ix86_pragma_target_parse (tree, tree); |
| static void ix86_target_macros_internal |
| (HOST_WIDE_INT, enum processor_type, enum processor_type, enum fpmath_unit, |
| void (*def_or_undef) (cpp_reader *, const char *)); |
| |
| |
| /* Internal function to either define or undef the appropriate system |
| macros. */ |
| static void |
| ix86_target_macros_internal (HOST_WIDE_INT isa_flag, |
| enum processor_type arch, |
| enum processor_type tune, |
| enum fpmath_unit fpmath, |
| void (*def_or_undef) (cpp_reader *, |
| const char *)) |
| { |
| /* For some of the k6/pentium varients there weren't separate ISA bits to |
| identify which tune/arch flag was passed, so figure it out here. */ |
| size_t arch_len = strlen (ix86_arch_string); |
| size_t tune_len = strlen (ix86_tune_string); |
| int last_arch_char = ix86_arch_string[arch_len - 1]; |
| int last_tune_char = ix86_tune_string[tune_len - 1]; |
| |
| /* Built-ins based on -march=. */ |
| switch (arch) |
| { |
| case PROCESSOR_I386: |
| break; |
| case PROCESSOR_I486: |
| def_or_undef (parse_in, "__i486"); |
| def_or_undef (parse_in, "__i486__"); |
| break; |
| case PROCESSOR_PENTIUM: |
| def_or_undef (parse_in, "__i586"); |
| def_or_undef (parse_in, "__i586__"); |
| def_or_undef (parse_in, "__pentium"); |
| def_or_undef (parse_in, "__pentium__"); |
| if (isa_flag & OPTION_MASK_ISA_MMX) |
| def_or_undef (parse_in, "__pentium_mmx__"); |
| break; |
| case PROCESSOR_PENTIUMPRO: |
| def_or_undef (parse_in, "__i686"); |
| def_or_undef (parse_in, "__i686__"); |
| def_or_undef (parse_in, "__pentiumpro"); |
| def_or_undef (parse_in, "__pentiumpro__"); |
| break; |
| case PROCESSOR_GEODE: |
| def_or_undef (parse_in, "__geode"); |
| def_or_undef (parse_in, "__geode__"); |
| break; |
| case PROCESSOR_K6: |
| def_or_undef (parse_in, "__k6"); |
| def_or_undef (parse_in, "__k6__"); |
| if (last_arch_char == '2') |
| def_or_undef (parse_in, "__k6_2__"); |
| else if (last_arch_char == '3') |
| def_or_undef (parse_in, "__k6_3__"); |
| else if (isa_flag & OPTION_MASK_ISA_3DNOW) |
| def_or_undef (parse_in, "__k6_3__"); |
| break; |
| case PROCESSOR_ATHLON: |
| def_or_undef (parse_in, "__athlon"); |
| def_or_undef (parse_in, "__athlon__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE) |
| def_or_undef (parse_in, "__athlon_sse__"); |
| break; |
| case PROCESSOR_K8: |
| def_or_undef (parse_in, "__k8"); |
| def_or_undef (parse_in, "__k8__"); |
| break; |
| case PROCESSOR_AMDFAM10: |
| def_or_undef (parse_in, "__amdfam10"); |
| def_or_undef (parse_in, "__amdfam10__"); |
| break; |
| case PROCESSOR_BDVER1: |
| def_or_undef (parse_in, "__bdver1"); |
| def_or_undef (parse_in, "__bdver1__"); |
| break; |
| case PROCESSOR_BDVER2: |
| def_or_undef (parse_in, "__bdver2"); |
| def_or_undef (parse_in, "__bdver2__"); |
| break; |
| case PROCESSOR_BDVER3: |
| def_or_undef (parse_in, "__bdver3"); |
| def_or_undef (parse_in, "__bdver3__"); |
| break; |
| case PROCESSOR_BDVER4: |
| def_or_undef (parse_in, "__bdver4"); |
| def_or_undef (parse_in, "__bdver4__"); |
| break; |
| case PROCESSOR_BTVER1: |
| def_or_undef (parse_in, "__btver1"); |
| def_or_undef (parse_in, "__btver1__"); |
| break; |
| case PROCESSOR_BTVER2: |
| def_or_undef (parse_in, "__btver2"); |
| def_or_undef (parse_in, "__btver2__"); |
| break; |
| case PROCESSOR_PENTIUM4: |
| def_or_undef (parse_in, "__pentium4"); |
| def_or_undef (parse_in, "__pentium4__"); |
| break; |
| case PROCESSOR_NOCONA: |
| def_or_undef (parse_in, "__nocona"); |
| def_or_undef (parse_in, "__nocona__"); |
| break; |
| case PROCESSOR_CORE2: |
| def_or_undef (parse_in, "__core2"); |
| def_or_undef (parse_in, "__core2__"); |
| break; |
| case PROCESSOR_NEHALEM: |
| def_or_undef (parse_in, "__corei7"); |
| def_or_undef (parse_in, "__corei7__"); |
| def_or_undef (parse_in, "__nehalem"); |
| def_or_undef (parse_in, "__nehalem__"); |
| break; |
| case PROCESSOR_SANDYBRIDGE: |
| def_or_undef (parse_in, "__corei7_avx"); |
| def_or_undef (parse_in, "__corei7_avx__"); |
| def_or_undef (parse_in, "__sandybridge"); |
| def_or_undef (parse_in, "__sandybridge__"); |
| break; |
| case PROCESSOR_HASWELL: |
| def_or_undef (parse_in, "__core_avx2"); |
| def_or_undef (parse_in, "__core_avx2__"); |
| def_or_undef (parse_in, "__haswell"); |
| def_or_undef (parse_in, "__haswell__"); |
| break; |
| case PROCESSOR_BONNELL: |
| def_or_undef (parse_in, "__atom"); |
| def_or_undef (parse_in, "__atom__"); |
| def_or_undef (parse_in, "__bonnell"); |
| def_or_undef (parse_in, "__bonnell__"); |
| break; |
| case PROCESSOR_SILVERMONT: |
| def_or_undef (parse_in, "__slm"); |
| def_or_undef (parse_in, "__slm__"); |
| def_or_undef (parse_in, "__silvermont"); |
| def_or_undef (parse_in, "__silvermont__"); |
| break; |
| case PROCESSOR_KNL: |
| def_or_undef (parse_in, "__knl"); |
| def_or_undef (parse_in, "__knl__"); |
| break; |
| /* use PROCESSOR_max to not set/unset the arch macro. */ |
| case PROCESSOR_max: |
| break; |
| case PROCESSOR_INTEL: |
| case PROCESSOR_GENERIC: |
| gcc_unreachable (); |
| } |
| |
| /* Built-ins based on -mtune=. */ |
| switch (tune) |
| { |
| case PROCESSOR_I386: |
| def_or_undef (parse_in, "__tune_i386__"); |
| break; |
| case PROCESSOR_I486: |
| def_or_undef (parse_in, "__tune_i486__"); |
| break; |
| case PROCESSOR_PENTIUM: |
| def_or_undef (parse_in, "__tune_i586__"); |
| def_or_undef (parse_in, "__tune_pentium__"); |
| if (last_tune_char == 'x') |
| def_or_undef (parse_in, "__tune_pentium_mmx__"); |
| break; |
| case PROCESSOR_PENTIUMPRO: |
| def_or_undef (parse_in, "__tune_i686__"); |
| def_or_undef (parse_in, "__tune_pentiumpro__"); |
| switch (last_tune_char) |
| { |
| case '3': |
| def_or_undef (parse_in, "__tune_pentium3__"); |
| /* FALLTHRU */ |
| case '2': |
| def_or_undef (parse_in, "__tune_pentium2__"); |
| break; |
| } |
| break; |
| case PROCESSOR_GEODE: |
| def_or_undef (parse_in, "__tune_geode__"); |
| break; |
| case PROCESSOR_K6: |
| def_or_undef (parse_in, "__tune_k6__"); |
| if (last_tune_char == '2') |
| def_or_undef (parse_in, "__tune_k6_2__"); |
| else if (last_tune_char == '3') |
| def_or_undef (parse_in, "__tune_k6_3__"); |
| else if (isa_flag & OPTION_MASK_ISA_3DNOW) |
| def_or_undef (parse_in, "__tune_k6_3__"); |
| break; |
| case PROCESSOR_ATHLON: |
| def_or_undef (parse_in, "__tune_athlon__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE) |
| def_or_undef (parse_in, "__tune_athlon_sse__"); |
| break; |
| case PROCESSOR_K8: |
| def_or_undef (parse_in, "__tune_k8__"); |
| break; |
| case PROCESSOR_AMDFAM10: |
| def_or_undef (parse_in, "__tune_amdfam10__"); |
| break; |
| case PROCESSOR_BDVER1: |
| def_or_undef (parse_in, "__tune_bdver1__"); |
| break; |
| case PROCESSOR_BDVER2: |
| def_or_undef (parse_in, "__tune_bdver2__"); |
| break; |
| case PROCESSOR_BDVER3: |
| def_or_undef (parse_in, "__tune_bdver3__"); |
| break; |
| case PROCESSOR_BDVER4: |
| def_or_undef (parse_in, "__tune_bdver4__"); |
| break; |
| case PROCESSOR_BTVER1: |
| def_or_undef (parse_in, "__tune_btver1__"); |
| break; |
| case PROCESSOR_BTVER2: |
| def_or_undef (parse_in, "__tune_btver2__"); |
| break; |
| case PROCESSOR_PENTIUM4: |
| def_or_undef (parse_in, "__tune_pentium4__"); |
| break; |
| case PROCESSOR_NOCONA: |
| def_or_undef (parse_in, "__tune_nocona__"); |
| break; |
| case PROCESSOR_CORE2: |
| def_or_undef (parse_in, "__tune_core2__"); |
| break; |
| case PROCESSOR_NEHALEM: |
| def_or_undef (parse_in, "__tune_corei7__"); |
| def_or_undef (parse_in, "__tune_nehalem__"); |
| break; |
| case PROCESSOR_SANDYBRIDGE: |
| def_or_undef (parse_in, "__tune_corei7_avx__"); |
| def_or_undef (parse_in, "__tune_sandybridge__"); |
| break; |
| case PROCESSOR_HASWELL: |
| def_or_undef (parse_in, "__tune_core_avx2__"); |
| def_or_undef (parse_in, "__tune_haswell__"); |
| break; |
| case PROCESSOR_BONNELL: |
| def_or_undef (parse_in, "__tune_atom__"); |
| def_or_undef (parse_in, "__tune_bonnell__"); |
| break; |
| case PROCESSOR_SILVERMONT: |
| def_or_undef (parse_in, "__tune_slm__"); |
| def_or_undef (parse_in, "__tune_silvermont__"); |
| break; |
| case PROCESSOR_KNL: |
| def_or_undef (parse_in, "__tune_knl__"); |
| break; |
| case PROCESSOR_INTEL: |
| case PROCESSOR_GENERIC: |
| break; |
| /* use PROCESSOR_max to not set/unset the tune macro. */ |
| case PROCESSOR_max: |
| break; |
| } |
| |
| switch (ix86_cmodel) |
| { |
| case CM_SMALL: |
| case CM_SMALL_PIC: |
| def_or_undef (parse_in, "__code_model_small__"); |
| break; |
| case CM_MEDIUM: |
| case CM_MEDIUM_PIC: |
| def_or_undef (parse_in, "__code_model_medium__"); |
| break; |
| case CM_LARGE: |
| case CM_LARGE_PIC: |
| def_or_undef (parse_in, "__code_model_large__"); |
| break; |
| case CM_32: |
| def_or_undef (parse_in, "__code_model_32__"); |
| break; |
| case CM_KERNEL: |
| def_or_undef (parse_in, "__code_model_kernel__"); |
| break; |
| default: |
| ; |
| } |
| |
| if (isa_flag & OPTION_MASK_ISA_MMX) |
| def_or_undef (parse_in, "__MMX__"); |
| if (isa_flag & OPTION_MASK_ISA_3DNOW) |
| def_or_undef (parse_in, "__3dNOW__"); |
| if (isa_flag & OPTION_MASK_ISA_3DNOW_A) |
| def_or_undef (parse_in, "__3dNOW_A__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE) |
| def_or_undef (parse_in, "__SSE__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE2) |
| def_or_undef (parse_in, "__SSE2__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE3) |
| def_or_undef (parse_in, "__SSE3__"); |
| if (isa_flag & OPTION_MASK_ISA_SSSE3) |
| def_or_undef (parse_in, "__SSSE3__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE4_1) |
| def_or_undef (parse_in, "__SSE4_1__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE4_2) |
| def_or_undef (parse_in, "__SSE4_2__"); |
| if (isa_flag & OPTION_MASK_ISA_AES) |
| def_or_undef (parse_in, "__AES__"); |
| if (isa_flag & OPTION_MASK_ISA_SHA) |
| def_or_undef (parse_in, "__SHA__"); |
| if (isa_flag & OPTION_MASK_ISA_PCLMUL) |
| def_or_undef (parse_in, "__PCLMUL__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX) |
| def_or_undef (parse_in, "__AVX__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX2) |
| def_or_undef (parse_in, "__AVX2__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512F) |
| def_or_undef (parse_in, "__AVX512F__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512ER) |
| def_or_undef (parse_in, "__AVX512ER__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512CD) |
| def_or_undef (parse_in, "__AVX512CD__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512PF) |
| def_or_undef (parse_in, "__AVX512PF__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512DQ) |
| def_or_undef (parse_in, "__AVX512DQ__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512BW) |
| def_or_undef (parse_in, "__AVX512BW__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512VL) |
| def_or_undef (parse_in, "__AVX512VL__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512VBMI) |
| def_or_undef (parse_in, "__AVX512VBMI__"); |
| if (isa_flag & OPTION_MASK_ISA_AVX512IFMA) |
| def_or_undef (parse_in, "__AVX512IFMA__"); |
| if (isa_flag & OPTION_MASK_ISA_FMA) |
| def_or_undef (parse_in, "__FMA__"); |
| if (isa_flag & OPTION_MASK_ISA_RTM) |
| def_or_undef (parse_in, "__RTM__"); |
| if (isa_flag & OPTION_MASK_ISA_SSE4A) |
| def_or_undef (parse_in, "__SSE4A__"); |
| if (isa_flag & OPTION_MASK_ISA_FMA4) |
| def_or_undef (parse_in, "__FMA4__"); |
| if (isa_flag & OPTION_MASK_ISA_XOP) |
| def_or_undef (parse_in, "__XOP__"); |
| if (isa_flag & OPTION_MASK_ISA_LWP) |
| def_or_undef (parse_in, "__LWP__"); |
| if (isa_flag & OPTION_MASK_ISA_ABM) |
| def_or_undef (parse_in, "__ABM__"); |
| if (isa_flag & OPTION_MASK_ISA_BMI) |
| def_or_undef (parse_in, "__BMI__"); |
| if (isa_flag & OPTION_MASK_ISA_BMI2) |
| def_or_undef (parse_in, "__BMI2__"); |
| if (isa_flag & OPTION_MASK_ISA_LZCNT) |
| def_or_undef (parse_in, "__LZCNT__"); |
| if (isa_flag & OPTION_MASK_ISA_TBM) |
| def_or_undef (parse_in, "__TBM__"); |
| if (isa_flag & OPTION_MASK_ISA_POPCNT) |
| def_or_undef (parse_in, "__POPCNT__"); |
| if (isa_flag & OPTION_MASK_ISA_FSGSBASE) |
| def_or_undef (parse_in, "__FSGSBASE__"); |
| if (isa_flag & OPTION_MASK_ISA_RDRND) |
| def_or_undef (parse_in, "__RDRND__"); |
| if (isa_flag & OPTION_MASK_ISA_F16C) |
| def_or_undef (parse_in, "__F16C__"); |
| if (isa_flag & OPTION_MASK_ISA_RDSEED) |
| def_or_undef (parse_in, "__RDSEED__"); |
| if (isa_flag & OPTION_MASK_ISA_PRFCHW) |
| def_or_undef (parse_in, "__PRFCHW__"); |
| if (isa_flag & OPTION_MASK_ISA_ADX) |
| def_or_undef (parse_in, "__ADX__"); |
| if (isa_flag & OPTION_MASK_ISA_FXSR) |
| def_or_undef (parse_in, "__FXSR__"); |
| if (isa_flag & OPTION_MASK_ISA_XSAVE) |
| def_or_undef (parse_in, "__XSAVE__"); |
| if (isa_flag & OPTION_MASK_ISA_XSAVEOPT) |
| def_or_undef (parse_in, "__XSAVEOPT__"); |
| if (isa_flag & OPTION_MASK_ISA_PREFETCHWT1) |
| def_or_undef (parse_in, "__PREFETCHWT1__"); |
| if ((fpmath & FPMATH_SSE) && (isa_flag & OPTION_MASK_ISA_SSE)) |
| def_or_undef (parse_in, "__SSE_MATH__"); |
| if ((fpmath & FPMATH_SSE) && (isa_flag & OPTION_MASK_ISA_SSE2)) |
| def_or_undef (parse_in, "__SSE2_MATH__"); |
| if (isa_flag & OPTION_MASK_ISA_CLFLUSHOPT) |
| def_or_undef (parse_in, "__CLFLUSHOPT__"); |
| if (isa_flag & OPTION_MASK_ISA_XSAVEC) |
| def_or_undef (parse_in, "__XSAVEC__"); |
| if (isa_flag & OPTION_MASK_ISA_XSAVES) |
| def_or_undef (parse_in, "__XSAVES__"); |
| if (isa_flag & OPTION_MASK_ISA_MPX) |
| def_or_undef (parse_in, "__MPX__"); |
| if (isa_flag & OPTION_MASK_ISA_CLWB) |
| def_or_undef (parse_in, "__CLWB__"); |
| if (isa_flag & OPTION_MASK_ISA_MWAITX) |
| def_or_undef (parse_in, "__MWAITX__"); |
| } |
| |
| |
| /* Hook to validate the current #pragma GCC target and set the state, and |
| update the macros based on what was changed. If ARGS is NULL, then |
| POP_TARGET is used to reset the options. */ |
| |
| static bool |
| ix86_pragma_target_parse (tree args, tree pop_target) |
| { |
| tree prev_tree = build_target_option_node (&global_options); |
| tree cur_tree; |
| struct cl_target_option *prev_opt; |
| struct cl_target_option *cur_opt; |
| HOST_WIDE_INT prev_isa; |
| HOST_WIDE_INT cur_isa; |
| HOST_WIDE_INT diff_isa; |
| enum processor_type prev_arch; |
| enum processor_type prev_tune; |
| enum processor_type cur_arch; |
| enum processor_type cur_tune; |
| |
| if (! args) |
| { |
| cur_tree = (pop_target ? pop_target : target_option_default_node); |
| cl_target_option_restore (&global_options, |
| TREE_TARGET_OPTION (cur_tree)); |
| } |
| else |
| { |
| cur_tree = ix86_valid_target_attribute_tree (args, &global_options, |
| &global_options_set); |
| if (!cur_tree || cur_tree == error_mark_node) |
| { |
| cl_target_option_restore (&global_options, |
| TREE_TARGET_OPTION (prev_tree)); |
| return false; |
| } |
| } |
| |
| target_option_current_node = cur_tree; |
| ix86_reset_previous_fndecl (); |
| |
| /* Figure out the previous/current isa, arch, tune and the differences. */ |
| prev_opt = TREE_TARGET_OPTION (prev_tree); |
| cur_opt = TREE_TARGET_OPTION (cur_tree); |
| prev_isa = prev_opt->x_ix86_isa_flags; |
| cur_isa = cur_opt->x_ix86_isa_flags; |
| diff_isa = (prev_isa ^ cur_isa); |
| prev_arch = (enum processor_type) prev_opt->arch; |
| prev_tune = (enum processor_type) prev_opt->tune; |
| cur_arch = (enum processor_type) cur_opt->arch; |
| cur_tune = (enum processor_type) cur_opt->tune; |
| |
| /* If the same processor is used for both previous and current options, don't |
| change the macros. */ |
| if (cur_arch == prev_arch) |
| cur_arch = prev_arch = PROCESSOR_max; |
| |
| if (cur_tune == prev_tune) |
| cur_tune = prev_tune = PROCESSOR_max; |
| |
| /* Undef all of the macros for that are no longer current. */ |
| ix86_target_macros_internal (prev_isa & diff_isa, |
| prev_arch, |
| prev_tune, |
| (enum fpmath_unit) prev_opt->x_ix86_fpmath, |
| cpp_undef); |
| |
| /* For the definitions, ensure all newly defined macros are considered |
| as used for -Wunused-macros. There is no point warning about the |
| compiler predefined macros. */ |
| cpp_options *cpp_opts = cpp_get_options (parse_in); |
| unsigned char saved_warn_unused_macros = cpp_opts->warn_unused_macros; |
| cpp_opts->warn_unused_macros = 0; |
| |
| /* Define all of the macros for new options that were just turned on. */ |
| ix86_target_macros_internal (cur_isa & diff_isa, |
| cur_arch, |
| cur_tune, |
| (enum fpmath_unit) cur_opt->x_ix86_fpmath, |
| cpp_define); |
| |
| cpp_opts->warn_unused_macros = saved_warn_unused_macros; |
| |
| return true; |
| } |
| |
| /* Function to tell the preprocessor about the defines for the current target. */ |
| |
| void |
| ix86_target_macros (void) |
| { |
| /* 32/64-bit won't change with target specific options, so do the assert and |
| builtin_define_std calls here. */ |
| if (TARGET_64BIT) |
| { |
| cpp_assert (parse_in, "cpu=x86_64"); |
| cpp_assert (parse_in, "machine=x86_64"); |
| cpp_define (parse_in, "__amd64"); |
| cpp_define (parse_in, "__amd64__"); |
| cpp_define (parse_in, "__x86_64"); |
| cpp_define (parse_in, "__x86_64__"); |
| if (TARGET_X32) |
| { |
| cpp_define (parse_in, "_ILP32"); |
| cpp_define (parse_in, "__ILP32__"); |
| } |
| } |
| else |
| { |
| cpp_assert (parse_in, "cpu=i386"); |
| cpp_assert (parse_in, "machine=i386"); |
| builtin_define_std ("i386"); |
| } |
| |
| if (!TARGET_80387) |
| cpp_define (parse_in, "_SOFT_FLOAT"); |
| |
| if (TARGET_LONG_DOUBLE_64) |
| cpp_define (parse_in, "__LONG_DOUBLE_64__"); |
| |
| if (TARGET_LONG_DOUBLE_128) |
| cpp_define (parse_in, "__LONG_DOUBLE_128__"); |
| |
| if (TARGET_128BIT_LONG_DOUBLE) |
| cpp_define (parse_in, "__SIZEOF_FLOAT80__=16"); |
| else |
| cpp_define (parse_in, "__SIZEOF_FLOAT80__=12"); |
| |
| cpp_define (parse_in, "__SIZEOF_FLOAT128__=16"); |
| |
| cpp_define_formatted (parse_in, "__ATOMIC_HLE_ACQUIRE=%d", IX86_HLE_ACQUIRE); |
| cpp_define_formatted (parse_in, "__ATOMIC_HLE_RELEASE=%d", IX86_HLE_RELEASE); |
| |
| ix86_target_macros_internal (ix86_isa_flags, |
| ix86_arch, |
| ix86_tune, |
| ix86_fpmath, |
| cpp_define); |
| } |
| |
| |
| /* Register target pragmas. We need to add the hook for parsing #pragma GCC |
| option here rather than in i386.c since it will pull in various preprocessor |
| functions, and those are not present in languages like fortran without a |
| preprocessor. */ |
| |
| void |
| ix86_register_pragmas (void) |
| { |
| /* Update pragma hook to allow parsing #pragma GCC target. */ |
| targetm.target_option.pragma_parse = ix86_pragma_target_parse; |
| |
| #ifdef REGISTER_SUBTARGET_PRAGMAS |
| REGISTER_SUBTARGET_PRAGMAS (); |
| #endif |
| } |