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cpu detection detection vfp unit for Darwin.

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This commit is contained in:
David CARLIER 2021-04-24 22:58:14 +01:00
parent d2af1e905c
commit 6f898e611c
1 changed files with 17 additions and 6 deletions
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23
libretro-common/features/features_cpu.c
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@ -602,18 +602,20 @@ uint64_t cpu_features_get(void)
#endif
#if defined(__MACH__)
size_t len = sizeof(size_t);
if (sysctlbyname("hw.optional.floatingpoint", NULL, &len, NULL, 0) == 0)
{
cpu |= RETRO_SIMD_CMOV;
}
#if defined(CPU_X86)
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.floatingpoint", NULL, &len, NULL, 0) == 0)
{
cpu |= RETRO_SIMD_CMOV;
}
len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE;
@ -654,10 +656,19 @@ uint64_t cpu_features_get(void)
if (sysctlbyname("hw.optional.altivec", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_VMX;
#else
len = sizeof(size_t);
if (sysctlbyname("hw.optional.neon", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_NEON;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.neon_fp16", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_VFPV3;
len = sizeof(size_t);
if (sysctlbyname("hw.optional.neon_hpfp", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_VFPV4;
#endif
#elif defined(_XBOX1)
cpu |= RETRO_SIMD_MMX;
cpu |= RETRO_SIMD_SSE;