diff options
| -rwxr-xr-x | configure | 6 | ||||
| -rw-r--r-- | libavutil/x86/cpu.c | 36 |
2 files changed, 0 insertions, 42 deletions
@@ -1138,7 +1138,6 @@ HAVE_LIST=" cbrtf closesocket cmov - cpuid cpunop dcbzl dev_bktr_ioctl_bt848_h @@ -1206,7 +1205,6 @@ HAVE_LIST=" rint round roundf - rweflags sched_getaffinity sdl sdl_video_size @@ -1250,7 +1248,6 @@ HAVE_LIST=" windows_h winsock2_h xform_asm - xgetbv xmm_clobbers " @@ -3070,10 +3067,7 @@ elif enabled sparc; then elif enabled x86; then - check_code ld immintrin.h "return __xgetbv(0)" && enable xgetbv - check_code ld intrin.h "int info[4]; __cpuid(info, 0)" && enable cpuid check_code ld intrin.h "__rdtsc()" && enable rdtsc - check_code ld intrin.h "unsigned int x = __readeflags()" && enable rweflags check_code ld mmintrin.h "_mm_empty()" && enable mm_empty diff --git a/libavutil/x86/cpu.c b/libavutil/x86/cpu.c index fb1dd299bc..5b658d1bed 100644 --- a/libavutil/x86/cpu.c +++ b/libavutil/x86/cpu.c @@ -45,35 +45,9 @@ "xchg %%"REG_b", %%"REG_S \ : "=a" (eax), "=S" (ebx), "=c" (ecx), "=d" (edx) \ : "0" (index)) -#elif HAVE_CPUID -#include <intrin.h> -#define cpuid(index, eax, ebx, ecx, edx) \ - do { \ - int info[4]; \ - __cpuid(info, index); \ - eax = info[0]; \ - ebx = info[1]; \ - ecx = info[2]; \ - edx = info[3]; \ - } while (0) -#endif /* HAVE_CPUID */ - -#if HAVE_INLINE_ASM #define xgetbv(index, eax, edx) \ __asm__ (".byte 0x0f, 0x01, 0xd0" : "=a"(eax), "=d"(edx) : "c" (index)) -#elif HAVE_XGETBV -#include <immintrin.h> - -#define xgetbv(index, eax, edx) \ - do { \ - uint64_t res = __xgetbv(index); \ - eax = res; \ - edx = res >> 32; \ - } while (0) -#endif /* HAVE_XGETBV */ - -#if HAVE_INLINE_ASM #define get_eflags(x) \ __asm__ volatile ("pushfl \n" \ @@ -85,16 +59,6 @@ "popfl \n" \ :: "r"(x)) -#elif HAVE_RWEFLAGS - -#include <intrin.h> - -#define get_eflags(x) \ - x = __readeflags() - -#define set_eflags(x) \ - __writeeflags(x) - #endif /* HAVE_INLINE_ASM */ #if ARCH_X86_64 |