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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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24
client/deps/hardnested/hardnested_bf_core.c
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@ -74,7 +74,7 @@ THE SOFTWARE.
#define MAX_BITSLICES 128
#elif defined(__SSE2__)
#define MAX_BITSLICES 128
#elif defined(__ARM_NEON)
#elif defined(__ARM_NEON) && !defined(NOSIMD_BUILD)
#define MAX_BITSLICES 128
#else // MMX or SSE or NOSIMD
#define MAX_BITSLICES 64
@ -120,6 +120,9 @@ typedef union {
#elif defined (__MMX__)
#define BITSLICE_TEST_NONCES bitslice_test_nonces_MMX
#define CRACK_STATES_BITSLICED crack_states_bitsliced_MMX
#elif defined (__ARM_NEON) && !defined(NOSIMD_BUILD)
#define BITSLICE_TEST_NONCES bitslice_test_nonces_NEON
#define CRACK_STATES_BITSLICED crack_states_bitsliced_NEON
#else
#define BITSLICE_TEST_NONCES bitslice_test_nonces_NOSIMD
#define CRACK_STATES_BITSLICED crack_states_bitsliced_NOSIMD
@ -132,6 +135,7 @@ crack_states_bitsliced_t crack_states_bitsliced_AVX2;
crack_states_bitsliced_t crack_states_bitsliced_AVX;
crack_states_bitsliced_t crack_states_bitsliced_SSE2;
crack_states_bitsliced_t crack_states_bitsliced_MMX;
crack_states_bitsliced_t crack_states_bitsliced_NEON;
crack_states_bitsliced_t crack_states_bitsliced_NOSIMD;
crack_states_bitsliced_t crack_states_bitsliced_dispatch;
@ -141,6 +145,7 @@ bitslice_test_nonces_t bitslice_test_nonces_AVX2;
bitslice_test_nonces_t bitslice_test_nonces_AVX;
bitslice_test_nonces_t bitslice_test_nonces_SSE2;
bitslice_test_nonces_t bitslice_test_nonces_MMX;
bitslice_test_nonces_t bitslice_test_nonces_NEON;
bitslice_test_nonces_t bitslice_test_nonces_NOSIMD;
bitslice_test_nonces_t bitslice_test_nonces_dispatch;
@ -545,7 +550,7 @@ out:
#ifndef __MMX__
#ifdef NOSIMD_BUILD
// pointers to functions:
crack_states_bitsliced_t *crack_states_bitsliced_function_p = &crack_states_bitsliced_dispatch;
@ -582,6 +587,11 @@ static SIMDExecInstr GetSIMDInstr(void) {
else if (__builtin_cpu_supports("mmx"))
instr = SIMD_MMX;
else
#endif
#if defined(COMPILER_HAS_SIMD_NEON)
if (arm_has_neon())
instr = SIMD_NEON;
else
#endif
instr = SIMD_NONE;
@ -620,6 +630,11 @@ uint64_t crack_states_bitsliced_dispatch(uint32_t cuid, uint8_t *best_first_byte
case SIMD_MMX:
crack_states_bitsliced_function_p = &crack_states_bitsliced_MMX;
break;
#endif
#if defined(COMPILER_HAS_SIMD_NEON)
case SIMD_NEON:
crack_states_bitsliced_function_p = &crack_states_bitsliced_NEON;
break;
#endif
case SIMD_AUTO:
case SIMD_NONE:
@ -651,6 +666,11 @@ void bitslice_test_nonces_dispatch(uint32_t nonces_to_bruteforce, const uint32_t
case SIMD_MMX:
bitslice_test_nonces_function_p = &bitslice_test_nonces_MMX;
break;
#endif
#if defined(COMPILER_HAS_SIMD_NEON)
case SIMD_NEON:
bitslice_test_nonces_function_p = &bitslice_test_nonces_NEON;
break;
#endif
case SIMD_AUTO:
case SIMD_NONE: