mirror/RetroArch
1
0
Fork 0
mirror of https://github.com/libretro/RetroArch synced 2025-03-21 13:20:52 +00:00
Code Issues Packages Projects Releases Wiki Activity

(performance.c) Some C89 fixes

Browse Source
This commit is contained in:
twinaphex 2015-06-26 19:22:21 +02:00
parent f0201776be
commit f01e481362
1 changed files with 18 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
performance.c
View File

@ -406,23 +406,36 @@ unsigned rarch_get_cpu_cores(void)
uint64_t rarch_get_cpu_features(void)
{
int flags[4];
unsigned max_flag;
uint64_t cpu_flags;
int vendor_shuffle[3];
char vendor[13] = {0};
uint64_t cpu = 0;
#if defined(CPU_X86)
const int avx_flags = (1 << 27) | (1 << 28);
#endif
char buf[sizeof(" MMX MMXEXT SSE SSE2 SSE3 SSSE3 SS4 SSE4.2 AES AVX AVX2 NEON VMX VMX128 VFPU PS")];
memset(buf, 0, sizeof(buf));
(void)cpu_flags;
(void)flags;
(void)vendor;
(void)vendor_shuffle;
#if defined(CPU_X86)
x86_cpuid(0, flags);
(void)avx_flags;
char vendor[13] = {0};
const int vendor_shuffle[3] = { flags[1], flags[3], flags[2] };
x86_cpuid(0, flags);
vendor_shuffle[0] = flags[1];
vendor_shuffle[1] = flags[3];
vendor_shuffle[2] = flags[2];
memcpy(vendor, vendor_shuffle, sizeof(vendor_shuffle));
RARCH_LOG("[CPUID]: Vendor: %s\n", vendor);
unsigned max_flag = flags[0];
max_flag = flags[0];
if (max_flag < 1) /* Does CPUID not support func = 1? (unlikely ...) */
return 0;
@ -456,7 +469,6 @@ uint64_t rarch_get_cpu_features(void)
if (flags[2] & (1 << 25))
cpu |= RETRO_SIMD_AES;
const int avx_flags = (1 << 27) | (1 << 28);
/* Must only perform xgetbv check if we have
* AVX CPU support (guaranteed to have at least i686). */
@ -483,7 +495,7 @@ uint64_t rarch_get_cpu_features(void)
}
#elif defined(ANDROID) && defined(ANDROID_ARM)
uint64_t cpu_flags = android_getCpuFeatures();
cpu_flags = android_getCpuFeatures();
#ifdef __ARM_NEON__
if (cpu_flags & ANDROID_CPU_ARM_FEATURE_NEON)
@ -529,7 +541,6 @@ uint64_t rarch_get_cpu_features(void)
RARCH_LOG("[CPUID]: Features:%s\n", buf);
return cpu;
}