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Use __MACH__ codepath now in retro_get_cpu_features for all OSX versions (Intel/PowerPC) and iOS in general

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This commit is contained in:
Twinaphex 2016-01-19 19:04:29 +01:00
parent 30c7494122
commit 8702689aaa
1 changed files with 54 additions and 9 deletions
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63
performance.c
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@ -450,7 +450,7 @@ uint64_t retro_get_cpu_features(void)
uint64_t cpu_flags = 0;
uint64_t cpu = 0;
unsigned max_flag = 0;
#if defined(CPU_X86)
#if defined(CPU_X86) && !defined(__MACH__)
int vendor_is_intel = 0;
const int avx_flags = (1 << 27) | (1 << 28);
#endif
@ -465,7 +465,59 @@ uint64_t retro_get_cpu_features(void)
(void)vendor;
(void)vendor_shuffle;
#if defined(CPU_X86)
#if defined(__MACH__)
size_t len = sizeof(size_t);
if (sysctlbyname("hw.optional.mmx", NULL, &len, NULL, 0) == 0)
{
cpu |= RETRO_SIMD_MMX;
cpu |= RETRO_SIMD_MMXEXT;
}
len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse2", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE2;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse3", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE3;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.supplementalsse3", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSSE3;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse4_1", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE4;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse4_2", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE42;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.aes", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_AES;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.avx1_0", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_AVX;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.avx2_0", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_AVX2;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.altivec", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_VMX;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.neon", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_NEON;
#elif defined(CPU_X86)
(void)avx_flags;
x86_cpuid(0, flags);
@ -546,13 +598,6 @@ uint64_t retro_get_cpu_features(void)
if (flags[3] & (1 << 22))
cpu |= RETRO_SIMD_MMXEXT;
}
#elif defined(__MACH__)
size_t len = sizeof(size_t);
if (sysctlbyname("hw.optional.altivec", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_VMX;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.neon", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_NEON;
#elif defined(__linux__)
cpu_flags = linux_get_cpu_features();