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(PowerPC Mac) Add Altivec detection

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This commit is contained in:
twinaphex 2016-01-19 18:25:41 +01:00
parent 1603ac1783
commit dbf162db4e
1 changed files with 9 additions and 1 deletions
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10
performance.c
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@ -547,12 +547,20 @@ uint64_t retro_get_cpu_features(void)
cpu |= RETRO_SIMD_MMXEXT;
}
#elif defined(__MACH__)
int has_neon;
int has_neon, has_altivec;
size_t len = sizeof(size_t);
#if defined(CTL_HW) && defined(HW_VECTORUNIT)
int mib[2];
mib[0] = CTL_HW;
mib[1] = HW_VECTORUNIT;
sysctl(mib, 2, &has_altivec, &len, NULL, 0);
#endif
sysctlbyname("hw.optional.neon", &has_neon, &len, NULL, 0);
if (has_neon)
cpu |= RETRO_SIMD_NEON;
if (has_altivec)
cpu |= RETRO_SIMD_VMX;
#elif defined(__linux__)
cpu_flags = linux_get_cpu_features();