diff options
| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-08-18 17:24:39 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-08-18 17:24:39 +0000 |
| commit | d2a15bb86011faf9aee1115ccd7964c9b1eb14e0 (patch) | |
| tree | b59f28405a8840d4ab39c3854797c53cc153f3e1 /gcc/common | |
| parent | 42f875c31a38c8f2f78cda2febbba016efcc2c01 (diff) | |
| download | gcc-d2a15bb86011faf9aee1115ccd7964c9b1eb14e0.tar.gz | |
Add -mavx2.
2011-08-18 Kirill Yukhin <kirill.yukhin@intel.com>
* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
(OPTION_MASK_ISA_AVX_UNSET): Update.
(OPTION_MASK_ISA_AVX2_UNSET): New.
(ix86_handle_option): Handle OPT_mavx2 case.
* config/i386/cpuid.h (bit_AVX2): New.
* config/i386/driver-i386.c (host_detect_local_cpu): Detect
AVX2 feature.
* config/i386/i386-c.c (ix86_target_macros_internal):
Conditionally define __AVX2__.
* config/i386/i386.c (ix86_option_override_internal): Define
PTA_AVX2. Define "core-avx2" processor alias. Handle avx2
option.
(ix86_valid_target_attribute_inner_p): Handle avx2 option.
* config/i386/i386.h (TARGET_AVX2): New.
* config/i386/i386.opt (mavx2): New.
* doc/invoke.texi: Document -mavx2.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177876 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/common')
| -rw-r--r-- | gcc/common/config/i386/i386-common.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/gcc/common/config/i386/i386-common.c b/gcc/common/config/i386/i386-common.c index 1fd33bd39f8..b2018357dfd 100644 --- a/gcc/common/config/i386/i386-common.c +++ b/gcc/common/config/i386/i386-common.c @@ -52,6 +52,8 @@ along with GCC; see the file COPYING3. If not see (OPTION_MASK_ISA_AVX | OPTION_MASK_ISA_SSE4_2_SET) #define OPTION_MASK_ISA_FMA_SET \ (OPTION_MASK_ISA_FMA | OPTION_MASK_ISA_AVX_SET) +#define OPTION_MASK_ISA_AVX2_SET \ + (OPTION_MASK_ISA_AVX2 | OPTION_MASK_ISA_AVX_SET) /* SSE4 includes both SSE4.1 and SSE4.2. -msse4 should be the same as -msse4.2. */ @@ -114,8 +116,10 @@ along with GCC; see the file COPYING3. If not see (OPTION_MASK_ISA_SSE4_2 | OPTION_MASK_ISA_AVX_UNSET ) #define OPTION_MASK_ISA_AVX_UNSET \ (OPTION_MASK_ISA_AVX | OPTION_MASK_ISA_FMA_UNSET \ - | OPTION_MASK_ISA_FMA4_UNSET | OPTION_MASK_ISA_F16C_UNSET) + | OPTION_MASK_ISA_FMA4_UNSET | OPTION_MASK_ISA_F16C_UNSET \ + | OPTION_MASK_ISA_AVX2_UNSET) #define OPTION_MASK_ISA_FMA_UNSET OPTION_MASK_ISA_FMA +#define OPTION_MASK_ISA_AVX2_UNSET OPTION_MASK_ISA_AVX2 /* SSE4 includes both SSE4.1 and SSE4.2. -mno-sse4 should the same as -mno-sse4.1. */ @@ -277,6 +281,19 @@ ix86_handle_option (struct gcc_options *opts, } return true; + case OPT_mavx2: + if (value) + { + opts->x_ix86_isa_flags |= OPTION_MASK_ISA_AVX2_SET; + opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX2_SET; + } + else + { + opts->x_ix86_isa_flags &= ~OPTION_MASK_ISA_AVX2_UNSET; + opts->x_ix86_isa_flags_explicit |= OPTION_MASK_ISA_AVX2_UNSET; + } + return true; + case OPT_mfma: if (value) { |