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| author | H. Peter Anvin <hpa@zytor.com> | 2010-07-07 21:15:12 +0400 |
|---|---|---|
| committer | Willy Tarreau <w@1wt.eu> | 2012-10-08 01:41:09 +0400 |
| commit | e5f4484418cd3aca72cd050ced9bda9520404694 (patch) | |
| tree | 987451fcbd8430d0c8ddd692110969fba236abf6 | |
| parent | c933f060037d4ea361103da2816235652662f34d (diff) | |
| download | linux-e5f4484418cd3aca72cd050ced9bda9520404694.tar.xz | |
x86, cpu: Add CPU flags for F16C and RDRND
commit 24da9c26f3050aee9314ec09930a24c80fe76352 upstream.
Add support for the newly documented F16C (16-bit floating point
conversions) and RDRND (RDRAND instruction) CPU feature flags.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Willy Tarreau <w@1wt.eu>
| -rw-r--r-- | arch/x86/include/asm/cpufeature.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 1efb1fae606f..84d5337f6584 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -124,6 +124,8 @@ #define X86_FEATURE_XSAVE (4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */ #define X86_FEATURE_OSXSAVE (4*32+27) /* "" XSAVE enabled in the OS */ #define X86_FEATURE_AVX (4*32+28) /* Advanced Vector Extensions */ +#define X86_FEATURE_F16C (4*32+29) /* 16-bit fp conversions */ +#define X86_FEATURE_RDRND (4*32+30) /* The RDRAND instruction */ #define X86_FEATURE_HYPERVISOR (4*32+31) /* Running on a hypervisor */ /* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */ |