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 <hpa@zytor.com>

diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index 2a904f4..aeb6f3f 100644 (file)
--- 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 */