mirror/RetroArch
1
0
Fork 0
mirror of https://github.com/libretro/RetroArch synced 2025-04-09 21:45:45 +00:00
Code Issues Packages Projects Releases Wiki Activity

cpu detection detection vfp unit for Darwin.

Browse Source
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
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
libretro-common/features/features_cpu.c
View File

@ -602,18 +602,20 @@ uint64_t cpu_features_get(void)
#endif #endif
#if defined(__MACH__) #if defined(__MACH__)
size_t len = sizeof(size_t); 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) if (sysctlbyname("hw.optional.mmx", NULL, &len, NULL, 0) == 0)
{ {
cpu |= RETRO_SIMD_MMX; cpu |= RETRO_SIMD_MMX;
cpu |= RETRO_SIMD_MMXEXT; 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); len = sizeof(size_t);
if (sysctlbyname("hw.optional.sse", NULL, &len, NULL, 0) == 0) if (sysctlbyname("hw.optional.sse", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_SSE; cpu |= RETRO_SIMD_SSE;
@ -654,10 +656,19 @@ uint64_t cpu_features_get(void)
if (sysctlbyname("hw.optional.altivec", NULL, &len, NULL, 0) == 0) if (sysctlbyname("hw.optional.altivec", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_VMX; cpu |= RETRO_SIMD_VMX;
#else
len = sizeof(size_t); len = sizeof(size_t);
if (sysctlbyname("hw.optional.neon", NULL, &len, NULL, 0) == 0) if (sysctlbyname("hw.optional.neon", NULL, &len, NULL, 0) == 0)
cpu |= RETRO_SIMD_NEON; 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) #elif defined(_XBOX1)
cpu |= RETRO_SIMD_MMX; cpu |= RETRO_SIMD_MMX;
cpu |= RETRO_SIMD_SSE; cpu |= RETRO_SIMD_SSE;