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Add very basic feature flagging for NEON

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Doridian 2022-03-27 10:19:34 -07:00
commit 62704db5ed
8 changed files with 210 additions and 26 deletions
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13
client/deps/hardnested/hardnested_bf_core.h
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@ -61,6 +61,16 @@ THE SOFTWARE.
# endif
#endif
// ARM64 mandates implementation of NEON
#if defined(__arm64__)
#define COMPILER_HAS_SIMD_NEON
#define arm_has_neon() (true)
// ARMv7 or older, NEON is optional and autodetection is difficult
#elif defined(__ARM_NEON)
#define COMPILER_HAS_SIMD_NEON
#define arm_has_neon() (false)
#endif
typedef enum {
SIMD_AUTO,
#if defined(COMPILER_HAS_SIMD_AVX512)
@ -71,6 +81,9 @@ typedef enum {
SIMD_AVX,
SIMD_SSE2,
SIMD_MMX,
#endif
#if defined(COMPILER_HAS_SIMD_NEON)
SIMD_NEON,
#endif
SIMD_NONE,
} SIMDExecInstr;