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ldg for arch > 5

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orignal 2017-09-21 14:27:02 -04:00
parent d97c89ad21
commit b22196f95b
1 changed files with 24 additions and 0 deletions
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24
gost/cuda_gosthash.cu
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@ -721,6 +721,25 @@ void GOST_FS(uint64_t* const state64, uint64_t* return_state)
#pragma unroll 4
for (int b=0; b<4; b++)
{
#if (__CUDA_ARCH__ >= 500)
return_state[b] = __ldg (&T0[EXTRACT_BYTE(state32[14], b)])
^ __ldg (&T1[EXTRACT_BYTE(state32[12], b)])
^ __ldg (&T2[EXTRACT_BYTE(state32[10], b)])
^ __ldg (&T3[EXTRACT_BYTE(state32[8], b)])
^ T4S[EXTRACT_BYTE(state32[6], b)]
^ T5S[EXTRACT_BYTE(state32[4], b)]
^ T6S[EXTRACT_BYTE(state32[2], b)]
^ T7S[EXTRACT_BYTE(state32[0], b)];
return_state[b+4] = T0S[EXTRACT_BYTE(state32[15], b)]
^ T1S[EXTRACT_BYTE(state32[13], b)]
^ T2S[EXTRACT_BYTE(state32[11], b)]
^ T3S[EXTRACT_BYTE(state32[9], b)]
^ __ldg (&T4[EXTRACT_BYTE(state32[7], b)])
^ __ldg (&T5[EXTRACT_BYTE(state32[5], b)])
^ __ldg (&T6[EXTRACT_BYTE(state32[3], b)])
^ __ldg (&T7[EXTRACT_BYTE(state32[1], b)]);
#else
return_state[b] = T0S[EXTRACT_BYTE(state32[14], b)]
^ T1S[EXTRACT_BYTE(state32[12], b)]
^ T2S[EXTRACT_BYTE(state32[10], b)]
@ -738,6 +757,7 @@ void GOST_FS(uint64_t* const state64, uint64_t* return_state)
^ T5S[EXTRACT_BYTE(state32[5], b)]
^ T6S[EXTRACT_BYTE(state32[3], b)]
^ T7S[EXTRACT_BYTE(state32[1], b)];
#endif
}
}
@ -761,7 +781,11 @@ static void GOST_E12(uint64_t* const K, uint64_t *state)
GOST_FS(state, state1);
GOST_Xor512(state, state1, K1);
#if (__CUDA_ARCH__ >= 500)
#pragma unroll 11
#else
#pragma unroll 5
#endif
for(int i=1; i<12; i++)
{
GOST_Xor512(state1, K1, CC[i]);