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hardnested SIMD select

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This commit is contained in:
merlokk 2018-01-02 19:05:12 +02:00
commit 4a768458d2
3 changed files with 112 additions and 46 deletions
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106
client/hardnested/hardnested_bf_core.c
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@ -544,48 +544,94 @@ out:
#ifndef __MMX__
static SIMDExecInstr intSIMDInstr = SIMD_AUTO;
void SetSIMDInstr(SIMDExecInstr instr) {
intSIMDInstr = instr;
}
SIMDExecInstr GetSIMDInstr() {
SIMDExecInstr instr = SIMD_NONE;
#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)
if (__builtin_cpu_supports("avx512f")) instr = SIMD_AVX512;
else if (__builtin_cpu_supports("avx2")) instr = SIMD_AVX2;
#else
if (__builtin_cpu_supports("avx2")) instr = SIMD_AVX2;
#endif
else if (__builtin_cpu_supports("avx")) instr = SIMD_AVX;
else if (__builtin_cpu_supports("sse2")) instr = SIMD_SSE2;
else if (__builtin_cpu_supports("mmx")) instr = SIMD_MMX;
else
#endif
#endif
instr = SIMD_NONE;
return instr;
}
SIMDExecInstr GetSIMDInstrAuto() {
SIMDExecInstr instr = intSIMDInstr;
if (instr == SIMD_AUTO)
return GetSIMDInstr();
return instr;
}
// pointers to functions:
crack_states_bitsliced_t *crack_states_bitsliced_function_p = &crack_states_bitsliced_dispatch;
bitslice_test_nonces_t *bitslice_test_nonces_function_p = &bitslice_test_nonces_dispatch;
// 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) {
#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)
if (__builtin_cpu_supports("avx512f")) crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX512;
else if (__builtin_cpu_supports("avx2")) crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX2;
#else
if (__builtin_cpu_supports("avx2")) crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX2;
#endif
else if (__builtin_cpu_supports("avx")) crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX;
else if (__builtin_cpu_supports("sse2")) crack_states_bitsliced_function_p = &crack_states_bitsliced_SSE2;
else if (__builtin_cpu_supports("mmx")) crack_states_bitsliced_function_p = &crack_states_bitsliced_MMX;
else
#endif
#endif
crack_states_bitsliced_function_p = &crack_states_bitsliced_NOSIMD;
switch(GetSIMDInstrAuto()) {
case SIMD_AVX512:
crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX512;
break;
case SIMD_AVX2:
crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX2;
break;
case SIMD_AVX:
crack_states_bitsliced_function_p = &crack_states_bitsliced_AVX;
break;
case SIMD_SSE2:
crack_states_bitsliced_function_p = &crack_states_bitsliced_SSE2;
break;
case SIMD_MMX:
crack_states_bitsliced_function_p = &crack_states_bitsliced_MMX;
break;
default:
crack_states_bitsliced_function_p = &crack_states_bitsliced_NOSIMD;
break;
}
// call the most optimized function for this CPU
return (*crack_states_bitsliced_function_p)(cuid, best_first_bytes, p, keys_found, num_keys_tested, nonces_to_bruteforce, bf_test_nonce_2nd_byte, nonces);
}
void bitslice_test_nonces_dispatch(uint32_t nonces_to_bruteforce, uint32_t *bf_test_nonce, uint8_t *bf_test_nonce_par) {
#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)
if (__builtin_cpu_supports("avx512f")) bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX512;
else if (__builtin_cpu_supports("avx2")) bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX2;
#else
if (__builtin_cpu_supports("avx2")) bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX2;
#endif
else if (__builtin_cpu_supports("avx")) bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX;
else if (__builtin_cpu_supports("sse2")) bitslice_test_nonces_function_p = &bitslice_test_nonces_SSE2;
else if (__builtin_cpu_supports("mmx")) bitslice_test_nonces_function_p = &bitslice_test_nonces_MMX;
else
#endif
#endif
bitslice_test_nonces_function_p = &bitslice_test_nonces_NOSIMD;
switch(GetSIMDInstrAuto()) {
case SIMD_AVX512:
bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX512;
break;
case SIMD_AVX2:
bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX2;
break;
case SIMD_AVX:
bitslice_test_nonces_function_p = &bitslice_test_nonces_AVX;
break;
case SIMD_SSE2:
bitslice_test_nonces_function_p = &bitslice_test_nonces_SSE2;
break;
case SIMD_MMX:
bitslice_test_nonces_function_p = &bitslice_test_nonces_MMX;
break;
default:
bitslice_test_nonces_function_p = &bitslice_test_nonces_NOSIMD;
break;
}
// call the most optimized function for this CPU
(*bitslice_test_nonces_function_p)(nonces_to_bruteforce, bf_test_nonce, bf_test_nonce_par);