diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/Headers/cpuid.h')
| -rw-r--r-- | contrib/llvm/tools/clang/lib/Headers/cpuid.h | 118 |
1 files changed, 98 insertions, 20 deletions
diff --git a/contrib/llvm/tools/clang/lib/Headers/cpuid.h b/contrib/llvm/tools/clang/lib/Headers/cpuid.h index 400dcfa..2dd0add 100644 --- a/contrib/llvm/tools/clang/lib/Headers/cpuid.h +++ b/contrib/llvm/tools/clang/lib/Headers/cpuid.h @@ -79,7 +79,7 @@ #define signature_VORTEX_edx 0x36387865 #define signature_VORTEX_ecx 0x436f5320 -/* Features in %ecx for level 1 */ +/* Features in %ecx for leaf 1 */ #define bit_SSE3 0x00000001 #define bit_PCLMULQDQ 0x00000002 #define bit_PCLMUL bit_PCLMULQDQ /* for gcc compat */ @@ -114,7 +114,7 @@ #define bit_F16C 0x20000000 #define bit_RDRND 0x40000000 -/* Features in %edx for level 1 */ +/* Features in %edx for leaf 1 */ #define bit_FPU 0x00000001 #define bit_VME 0x00000002 #define bit_DE 0x00000004 @@ -147,44 +147,95 @@ #define bit_TM 0x20000000 #define bit_PBE 0x80000000 -/* Features in %ebx for level 7 sub-leaf 0 */ +/* Features in %ebx for leaf 7 sub-leaf 0 */ #define bit_FSGSBASE 0x00000001 +#define bit_SGX 0x00000004 +#define bit_BMI 0x00000008 +#define bit_HLE 0x00000010 +#define bit_AVX2 0x00000020 #define bit_SMEP 0x00000080 +#define bit_BMI2 0x00000100 #define bit_ENH_MOVSB 0x00000200 +#define bit_RTM 0x00000800 +#define bit_MPX 0x00004000 +#define bit_AVX512F 0x00010000 +#define bit_AVX512DQ 0x00020000 +#define bit_RDSEED 0x00040000 +#define bit_ADX 0x00080000 +#define bit_AVX512IFMA 0x00200000 +#define bit_CLFLUSHOPT 0x00800000 +#define bit_CLWB 0x01000000 +#define bit_AVX512PF 0x04000000 +#define bit_AVX51SER 0x08000000 +#define bit_AVX512CD 0x10000000 +#define bit_SHA 0x20000000 +#define bit_AVX512BW 0x40000000 +#define bit_AVX512VL 0x80000000 + +/* Features in %ecx for leaf 7 sub-leaf 0 */ +#define bit_PREFTCHWT1 0x00000001 +#define bit_AVX512VBMI 0x00000002 +#define bit_PKU 0x00000004 +#define bit_OSPKE 0x00000010 +#define bit_AVX512VPOPCNTDQ 0x00004000 +#define bit_RDPID 0x00400000 + +/* Features in %edx for leaf 7 sub-leaf 0 */ +#define bit_AVX5124VNNIW 0x00000004 +#define bit_AVX5124FMAPS 0x00000008 + +/* Features in %eax for leaf 13 sub-leaf 1 */ +#define bit_XSAVEOPT 0x00000001 +#define bit_XSAVEC 0x00000002 +#define bit_XSAVES 0x00000008 + +/* Features in %ecx for leaf 0x80000001 */ +#define bit_LAHF_LM 0x00000001 +#define bit_ABM 0x00000020 +#define bit_SSE4a 0x00000040 +#define bit_PRFCHW 0x00000100 +#define bit_XOP 0x00000800 +#define bit_LWP 0x00008000 +#define bit_FMA4 0x00010000 +#define bit_TBM 0x00200000 +#define bit_MWAITX 0x20000000 + +/* Features in %edx for leaf 0x80000001 */ +#define bit_MMXEXT 0x00400000 +#define bit_LM 0x20000000 +#define bit_3DNOWP 0x40000000 +#define bit_3DNOW 0x80000000 + +/* Features in %ebx for leaf 0x80000001 */ +#define bit_CLZERO 0x00000001 + #if __i386__ -#define __cpuid(__level, __eax, __ebx, __ecx, __edx) \ +#define __cpuid(__leaf, __eax, __ebx, __ecx, __edx) \ __asm("cpuid" : "=a"(__eax), "=b" (__ebx), "=c"(__ecx), "=d"(__edx) \ - : "0"(__level)) + : "0"(__leaf)) -#define __cpuid_count(__level, __count, __eax, __ebx, __ecx, __edx) \ +#define __cpuid_count(__leaf, __count, __eax, __ebx, __ecx, __edx) \ __asm("cpuid" : "=a"(__eax), "=b" (__ebx), "=c"(__ecx), "=d"(__edx) \ - : "0"(__level), "2"(__count)) + : "0"(__leaf), "2"(__count)) #else /* x86-64 uses %rbx as the base register, so preserve it. */ -#define __cpuid(__level, __eax, __ebx, __ecx, __edx) \ +#define __cpuid(__leaf, __eax, __ebx, __ecx, __edx) \ __asm(" xchgq %%rbx,%q1\n" \ " cpuid\n" \ " xchgq %%rbx,%q1" \ : "=a"(__eax), "=r" (__ebx), "=c"(__ecx), "=d"(__edx) \ - : "0"(__level)) + : "0"(__leaf)) -#define __cpuid_count(__level, __count, __eax, __ebx, __ecx, __edx) \ +#define __cpuid_count(__leaf, __count, __eax, __ebx, __ecx, __edx) \ __asm(" xchgq %%rbx,%q1\n" \ " cpuid\n" \ " xchgq %%rbx,%q1" \ : "=a"(__eax), "=r" (__ebx), "=c"(__ecx), "=d"(__edx) \ - : "0"(__level), "2"(__count)) + : "0"(__leaf), "2"(__count)) #endif -static __inline int __get_cpuid (unsigned int __level, unsigned int *__eax, - unsigned int *__ebx, unsigned int *__ecx, - unsigned int *__edx) { - __cpuid(__level, *__eax, *__ebx, *__ecx, *__edx); - return 1; -} - -static __inline int __get_cpuid_max (unsigned int __level, unsigned int *__sig) +static __inline int __get_cpuid_max (unsigned int __leaf, unsigned int *__sig) { unsigned int __eax, __ebx, __ecx, __edx; #if __i386__ @@ -208,8 +259,35 @@ static __inline int __get_cpuid_max (unsigned int __level, unsigned int *__sig) return 0; #endif - __cpuid(__level, __eax, __ebx, __ecx, __edx); + __cpuid(__leaf, __eax, __ebx, __ecx, __edx); if (__sig) *__sig = __ebx; return __eax; } + +static __inline int __get_cpuid (unsigned int __leaf, unsigned int *__eax, + unsigned int *__ebx, unsigned int *__ecx, + unsigned int *__edx) +{ + unsigned int __max_leaf = __get_cpuid_max(__leaf & 0x80000000, 0); + + if (__max_leaf == 0 || __max_leaf < __leaf) + return 0; + + __cpuid(__leaf, *__eax, *__ebx, *__ecx, *__edx); + return 1; +} + +static __inline int __get_cpuid_count (unsigned int __leaf, + unsigned int __subleaf, + unsigned int *__eax, unsigned int *__ebx, + unsigned int *__ecx, unsigned int *__edx) +{ + unsigned int __max_leaf = __get_cpuid_max(__leaf & 0x80000000, 0); + + if (__max_leaf == 0 || __max_leaf < __leaf) + return 0; + + __cpuid_count(__leaf, __subleaf, *__eax, *__ebx, *__ecx, *__edx); + return 1; +} |
