x86, cpu: Add CPU flags for F16C and RDRND
authorH. Peter Anvin <hpa@zytor.com>
Wed, 7 Jul 2010 17:15:12 +0000 (10:15 -0700)
committerPaul Gortmaker <paul.gortmaker@windriver.com>
Fri, 17 Aug 2012 19:36:01 +0000 (15:36 -0400)
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>
arch/x86/include/asm/cpufeature.h

index 5d06401e0907ee1548ba6fc27e71662cfda7e845..0cfa2fb2792985d2908d81af0664de70df6e0911 100644 (file)
 #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 */