From: H. Peter Anvin Date: Wed, 7 Jul 2010 17:15:12 +0000 (-0700) Subject: x86, cpu: Add CPU flags for F16C and RDRND X-Git-Tag: upstream/snapshot3+hdmi~13723^2~16 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=24da9c26f3050aee9314ec09930a24c80fe76352;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git x86, cpu: Add CPU flags for F16C and RDRND 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 --- diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index 2a904f4..aeb6f3f 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 */