From 078e2bd238dfddb39c33de775f5e0a68657c4504 Mon Sep 17 00:00:00 2001 From: Oleg Moiseenko Date: Fri, 12 Jan 2018 23:04:16 +0200 Subject: [PATCH 1/1] fix: SIMD instruction set detection on non-x86 hardware should fix issue #542 --- client/hardnested/hardnested_bf_core.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/client/hardnested/hardnested_bf_core.c b/client/hardnested/hardnested_bf_core.c index 78384bbc..d02209e9 100644 --- a/client/hardnested/hardnested_bf_core.c +++ b/client/hardnested/hardnested_bf_core.c @@ -590,9 +590,13 @@ SIMDExecInstr GetSIMDInstrAuto() { // determine the available instruction set at runtime and call the correct function const uint64_t crack_states_bitsliced_dispatch(uint32_t cuid, uint8_t *best_first_bytes, statelist_t *p, uint32_t *keys_found, uint64_t *num_keys_tested, uint32_t nonces_to_bruteforce, uint8_t *bf_test_nonce_2nd_byte, noncelist_t *nonces) { switch(GetSIMDInstrAuto()) { +#if defined (__i386__) || defined (__x86_64__) +#if !defined(__APPLE__) || (defined(__APPLE__) && (__clang_major__ > 8 || __clang_major__ == 8 && __clang_minor__ >= 1)) +#if (__GNUC__ >= 5) && (__GNUC__ > 5 || __GNUC_MINOR__ > 2) case SIMD_AVX512: crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX512; break; +#endif case SIMD_AVX2: crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX2; break; @@ -605,6 +609,8 @@ const uint64_t crack_states_bitsliced_dispatch(uint32_t cuid, uint8_t *best_firs case SIMD_MMX: crack_states_bitsliced_function_p = &crack_states_bitsliced_MMX; break; +#endif +#endif default: crack_states_bitsliced_function_p = &crack_states_bitsliced_NOSIMD; break; @@ -616,9 +622,13 @@ const uint64_t crack_states_bitsliced_dispatch(uint32_t cuid, uint8_t *best_firs void bitslice_test_nonces_dispatch(uint32_t nonces_to_bruteforce, uint32_t *bf_test_nonce, uint8_t *bf_test_nonce_par) { switch(GetSIMDInstrAuto()) { +#if defined (__i386__) || defined (__x86_64__) +#if !defined(__APPLE__) || (defined(__APPLE__) && (__clang_major__ > 8 || __clang_major__ == 8 && __clang_minor__ >= 1)) +#if (__GNUC__ >= 5) && (__GNUC__ > 5 || __GNUC_MINOR__ > 2) case SIMD_AVX512: bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX512; break; +#endif case SIMD_AVX2: bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX2; break; @@ -631,6 +641,8 @@ void bitslice_test_nonces_dispatch(uint32_t nonces_to_bruteforce, uint32_t *bf_t case SIMD_MMX: bitslice_test_nonces_function_p = &bitslice_test_nonces_MMX; break; +#endif +#endif default: bitslice_test_nonces_function_p = &bitslice_test_nonces_NOSIMD; break; -- 2.39.2