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ASIMD detection on ARMv8

This commit is contained in:
Henri Gomez 2016-10-18 17:10:43 +02:00
parent f1b24f501d
commit eaed1c96be
2 changed files with 11 additions and 0 deletions
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10
libretro-common/features/features_cpu.c
View File

@ -704,6 +704,15 @@ uint64_t cpu_features_get(void)
if (check_arm_cpu_feature("vfpv4")) if (check_arm_cpu_feature("vfpv4"))
cpu |= RETRO_SIMD_VFPV4; cpu |= RETRO_SIMD_VFPV4;
if (check_arm_cpu_feature("asymd"))
{
cpu |= RETRO_SIMD_ASIMD;
#ifdef __ARM_NEON__
cpu |= RETRO_SIMD_NEON;
arm_enable_runfast_mode();
#endif
}
#if 0 #if 0
check_arm_cpu_feature("swp"); check_arm_cpu_feature("swp");
check_arm_cpu_feature("half"); check_arm_cpu_feature("half");
@ -748,6 +757,7 @@ uint64_t cpu_features_get(void)
if (cpu & RETRO_SIMD_VMX128) strlcat(buf, " VMX128", sizeof(buf)); if (cpu & RETRO_SIMD_VMX128) strlcat(buf, " VMX128", sizeof(buf));
if (cpu & RETRO_SIMD_VFPU) strlcat(buf, " VFPU", sizeof(buf)); if (cpu & RETRO_SIMD_VFPU) strlcat(buf, " VFPU", sizeof(buf));
if (cpu & RETRO_SIMD_PS) strlcat(buf, " PS", sizeof(buf)); if (cpu & RETRO_SIMD_PS) strlcat(buf, " PS", sizeof(buf));
if (cpu & RETRO_SIMD_ASIMD) strlcat(buf, " ASIMD", sizeof(buf));
return cpu; return cpu;
} }

1
libretro-common/include/libretro.h
View File

@ -1316,6 +1316,7 @@ struct retro_log_callback
#define RETRO_SIMD_POPCNT (1 << 18) #define RETRO_SIMD_POPCNT (1 << 18)
#define RETRO_SIMD_MOVBE (1 << 19) #define RETRO_SIMD_MOVBE (1 << 19)
#define RETRO_SIMD_CMOV (1 << 20) #define RETRO_SIMD_CMOV (1 << 20)
#define RETRO_SIMD_ASIMD (1 << 21)
typedef uint64_t retro_perf_tick_t; typedef uint64_t retro_perf_tick_t;
typedef int64_t retro_time_t; typedef int64_t retro_time_t;