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| author | Kirill Yukhin <kirill.yukhin@intel.com> | 2015-09-22 11:10:21 +0000 |
|---|---|---|
| committer | Kirill Yukhin <kyukhin@gcc.gnu.org> | 2015-09-22 11:10:21 +0000 |
| commit | 06caf59d7ff9f9f97718a96cb23da50e5ba5edd8 (patch) | |
| tree | 1c9c33c2bf4187c5dd8b7f478522a18fab88bd68 /libgcc | |
| parent | 7095d6f2ebbc17713a5ce18c45455476b402d166 (diff) | |
| download | gcc-06caf59d7ff9f9f97718a96cb23da50e5ba5edd8.zip gcc-06caf59d7ff9f9f97718a96cb23da50e5ba5edd8.tar.gz gcc-06caf59d7ff9f9f97718a96cb23da50e5ba5edd8.tar.bz2 | |
AVX-512. Introduce SKylake server CPU.
gcc/
* config.gcc: Support "skylake-avx512".
* config/i386/i386-c.c (ix86_target_macros_internal): Handle
PROCESSOR_SKYLAKE_AVX512.
* config/i386/i386.c (m_SKYLAKE_AVX512): Define.
(processor_target_table): Add "skylake-avx512".
(PTA_SKYLAKE_AVX512): Define.
(ix86_option_override_internal): Add "skylake_avx512".
(fold_builtin_cpu): Handle "skylake_avx512", add F_AVX512VL
F_AVX512BW, F_AVX512DQ, F_AVX512ER, F_AVX512PF, F_AVX512CD.
* config/i386/i386.h (TARGET_SKYLAKE_AVX512): Define.
(processor_type): Add PROCESSOR_SKYLAKE_AVX512.
* doc/invoke.texi (skylake-avx512): New.
libgcc/
* libgcc/config/i386/cpuinfo.c (enum processor_features): Add
FEATURE_AVX512VL, FEATURE_AVX512BW, FEATURE_AVX512DQ,
FEATURE_AVX512CD, FEATURE_AVX512ER, FEATURE_AVX512PF.
(get_available_features): Habdle new features.
gcc/testsuite/
* gcc.target/i386/funcspec-5.c: Test avx512vl, avx512bw,
avx512dq, avx512cd, avx512er, avx512pf and skylake-avx512.
* gcc.target/i386/builtin_target.c: Test avx512vl, avx512bw,
avx512dq, avx512cd, avx512er and avx512pf.
From-SVN: r228009
Diffstat (limited to 'libgcc')
| -rw-r--r-- | libgcc/ChangeLog | 7 | ||||
| -rw-r--r-- | libgcc/config/i386/cpuinfo.c | 22 |
2 files changed, 27 insertions, 2 deletions
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 6d2d9eb..878c29f 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,10 @@ +2015-09-22 Kirill Yukhin <kirill.yukhin@intel.com> + + * libgcc/config/i386/cpuinfo.c (enum processor_features): Add + FEATURE_AVX512VL, FEATURE_AVX512BW, FEATURE_AVX512DQ, + FEATURE_AVX512CD, FEATURE_AVX512ER, FEATURE_AVX512PF. + (get_available_features): Habdle new features. + 2015-09-21 James Bowman <james.bowman@ftdichip.com> * config/ft32/crti-hw.S: Use __PMSIZE to allow configurable diff --git a/libgcc/config/i386/cpuinfo.c b/libgcc/config/i386/cpuinfo.c index 1436775..ddb49e3 100644 --- a/libgcc/config/i386/cpuinfo.c +++ b/libgcc/config/i386/cpuinfo.c @@ -81,7 +81,7 @@ enum processor_subtypes CPU_SUBTYPE_MAX }; -/* ISA Features supported. */ +/* ISA Features supported. New features have to be inserted at the end. */ enum processor_features { @@ -104,7 +104,13 @@ enum processor_features FEATURE_BMI, FEATURE_BMI2, FEATURE_AES, - FEATURE_PCLMUL + FEATURE_PCLMUL, + FEATURE_AVX512VL, + FEATURE_AVX512BW, + FEATURE_AVX512DQ, + FEATURE_AVX512CD, + FEATURE_AVX512ER, + FEATURE_AVX512PF }; struct __processor_model @@ -318,6 +324,18 @@ get_available_features (unsigned int ecx, unsigned int edx, features |= (1 << FEATURE_BMI2); if (ebx & bit_AVX512F) features |= (1 << FEATURE_AVX512F); + if (ebx & bit_AVX512VL) + features |= (1 << FEATURE_AVX512VL); + if (ebx & bit_AVX512BW) + features |= (1 << FEATURE_AVX512BW); + if (ebx & bit_AVX512DQ) + features |= (1 << FEATURE_AVX512DQ); + if (ebx & bit_AVX512CD) + features |= (1 << FEATURE_AVX512CD); + if (ebx & bit_AVX512PF) + features |= (1 << FEATURE_AVX512PF); + if (ebx & bit_AVX512ER) + features |= (1 << FEATURE_AVX512ER); } unsigned int ext_level; |