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small groestl optimizations

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KlausT 2014-11-22 21:12:19 +01:00 committed by Tanguy Pruvot
parent ac641a0761
commit 1fcde52afd
1 changed files with 24 additions and 23 deletions
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47
bitslice_transformations_quad.cu
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@ -25,10 +25,9 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
input[i] = __byte_perm(input[i], 0, 0x1032);
other[i] = __byte_perm(other[i], 0, 0x1032);
}
output[i] = 0;
}
output[ 0] |= (input[ 0] & 0x00000001);
output[ 0] = (input[ 0] & 0x00000001);
output[ 0] |= ((other[ 0] & 0x00000001) << 1);
output[ 0] |= ((input[ 1] & 0x00000001) << 2);
output[ 0] |= ((other[ 1] & 0x00000001) << 3);
@ -61,7 +60,7 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 0] |= ((input[ 7] & 0x00000100) <<22);
output[ 0] |= ((other[ 7] & 0x00000100) <<23);
output[ 1] |= ((input[ 0] & 0x00000002) >> 1);
output[ 1] = ((input[ 0] & 0x00000002) >> 1);
output[ 1] |= (other[ 0] & 0x00000002);
output[ 1] |= ((input[ 1] & 0x00000002) << 1);
output[ 1] |= ((other[ 1] & 0x00000002) << 2);
@ -94,7 +93,7 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 1] |= ((input[ 7] & 0x00000200) <<21);
output[ 1] |= ((other[ 7] & 0x00000200) <<22);
output[ 2] |= ((input[ 0] & 0x00000004) >> 2);
output[ 2] = ((input[ 0] & 0x00000004) >> 2);
output[ 2] |= ((other[ 0] & 0x00000004) >> 1);
output[ 2] |= (input[ 1] & 0x00000004);
output[ 2] |= ((other[ 1] & 0x00000004) << 1);
@ -126,7 +125,8 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 2] |= ((other[ 6] & 0x00000400) <<19);
output[ 2] |= ((input[ 7] & 0x00000400) <<20);
output[ 2] |= ((other[ 7] & 0x00000400) <<21);
output[ 3] |= ((input[ 0] & 0x00000008) >> 3);
output[ 3] = ((input[ 0] & 0x00000008) >> 3);
output[ 3] |= ((other[ 0] & 0x00000008) >> 2);
output[ 3] |= ((input[ 1] & 0x00000008) >> 1);
output[ 3] |= (other[ 1] & 0x00000008);
@ -158,7 +158,8 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 3] |= ((other[ 6] & 0x00000800) <<18);
output[ 3] |= ((input[ 7] & 0x00000800) <<19);
output[ 3] |= ((other[ 7] & 0x00000800) <<20);
output[ 4] |= ((input[ 0] & 0x00000010) >> 4);
output[ 4] = ((input[ 0] & 0x00000010) >> 4);
output[ 4] |= ((other[ 0] & 0x00000010) >> 3);
output[ 4] |= ((input[ 1] & 0x00000010) >> 2);
output[ 4] |= ((other[ 1] & 0x00000010) >> 1);
@ -190,7 +191,8 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 4] |= ((other[ 6] & 0x00001000) <<17);
output[ 4] |= ((input[ 7] & 0x00001000) <<18);
output[ 4] |= ((other[ 7] & 0x00001000) <<19);
output[ 5] |= ((input[ 0] & 0x00000020) >> 5);
output[ 5] = ((input[ 0] & 0x00000020) >> 5);
output[ 5] |= ((other[ 0] & 0x00000020) >> 4);
output[ 5] |= ((input[ 1] & 0x00000020) >> 3);
output[ 5] |= ((other[ 1] & 0x00000020) >> 2);
@ -222,7 +224,8 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 5] |= ((other[ 6] & 0x00002000) <<16);
output[ 5] |= ((input[ 7] & 0x00002000) <<17);
output[ 5] |= ((other[ 7] & 0x00002000) <<18);
output[ 6] |= ((input[ 0] & 0x00000040) >> 6);
output[ 6] = ((input[ 0] & 0x00000040) >> 6);
output[ 6] |= ((other[ 0] & 0x00000040) >> 5);
output[ 6] |= ((input[ 1] & 0x00000040) >> 4);
output[ 6] |= ((other[ 1] & 0x00000040) >> 3);
@ -254,7 +257,8 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 6] |= ((other[ 6] & 0x00004000) <<15);
output[ 6] |= ((input[ 7] & 0x00004000) <<16);
output[ 6] |= ((other[ 7] & 0x00004000) <<17);
output[ 7] |= ((input[ 0] & 0x00000080) >> 7);
output[ 7] = ((input[ 0] & 0x00000080) >> 7);
output[ 7] |= ((other[ 0] & 0x00000080) >> 6);
output[ 7] |= ((input[ 1] & 0x00000080) >> 5);
output[ 7] |= ((other[ 1] & 0x00000080) >> 4);
@ -291,10 +295,7 @@ void to_bitslice_quad(uint32_t *input, uint32_t *output)
__device__ __forceinline__
void from_bitslice_quad(uint32_t *input, uint32_t *output)
{
#pragma unroll 8
for (int i=0; i < 16; i+=2) output[i] = 0;
output[ 0] |= ((input[ 0] & 0x00000100) >> 8);
output[ 0] = ((input[ 0] & 0x00000100) >> 8);
output[ 0] |= ((input[ 1] & 0x00000100) >> 7);
output[ 0] |= ((input[ 2] & 0x00000100) >> 6);
output[ 0] |= ((input[ 3] & 0x00000100) >> 5);
@ -310,7 +311,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 0] |= ((input[ 5] & 0x01000000) >>11);
output[ 0] |= ((input[ 6] & 0x01000000) >>10);
output[ 0] |= ((input[ 7] & 0x01000000) >> 9);
output[ 2] |= ((input[ 0] & 0x00000200) >> 9);
output[ 2] = ((input[ 0] & 0x00000200) >> 9);
output[ 2] |= ((input[ 1] & 0x00000200) >> 8);
output[ 2] |= ((input[ 2] & 0x00000200) >> 7);
output[ 2] |= ((input[ 3] & 0x00000200) >> 6);
@ -326,7 +327,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 2] |= ((input[ 5] & 0x02000000) >>12);
output[ 2] |= ((input[ 6] & 0x02000000) >>11);
output[ 2] |= ((input[ 7] & 0x02000000) >>10);
output[ 4] |= ((input[ 0] & 0x00000400) >>10);
output[ 4] = ((input[ 0] & 0x00000400) >>10);
output[ 4] |= ((input[ 1] & 0x00000400) >> 9);
output[ 4] |= ((input[ 2] & 0x00000400) >> 8);
output[ 4] |= ((input[ 3] & 0x00000400) >> 7);
@ -342,7 +343,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 4] |= ((input[ 5] & 0x04000000) >>13);
output[ 4] |= ((input[ 6] & 0x04000000) >>12);
output[ 4] |= ((input[ 7] & 0x04000000) >>11);
output[ 6] |= ((input[ 0] & 0x00000800) >>11);
output[ 6] = ((input[ 0] & 0x00000800) >>11);
output[ 6] |= ((input[ 1] & 0x00000800) >>10);
output[ 6] |= ((input[ 2] & 0x00000800) >> 9);
output[ 6] |= ((input[ 3] & 0x00000800) >> 8);
@ -358,7 +359,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 6] |= ((input[ 5] & 0x08000000) >>14);
output[ 6] |= ((input[ 6] & 0x08000000) >>13);
output[ 6] |= ((input[ 7] & 0x08000000) >>12);
output[ 8] |= ((input[ 0] & 0x00001000) >>12);
output[ 8] = ((input[ 0] & 0x00001000) >>12);
output[ 8] |= ((input[ 1] & 0x00001000) >>11);
output[ 8] |= ((input[ 2] & 0x00001000) >>10);
output[ 8] |= ((input[ 3] & 0x00001000) >> 9);
@ -374,7 +375,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[ 8] |= ((input[ 5] & 0x10000000) >>15);
output[ 8] |= ((input[ 6] & 0x10000000) >>14);
output[ 8] |= ((input[ 7] & 0x10000000) >>13);
output[10] |= ((input[ 0] & 0x00002000) >>13);
output[10] = ((input[ 0] & 0x00002000) >>13);
output[10] |= ((input[ 1] & 0x00002000) >>12);
output[10] |= ((input[ 2] & 0x00002000) >>11);
output[10] |= ((input[ 3] & 0x00002000) >>10);
@ -390,7 +391,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[10] |= ((input[ 5] & 0x20000000) >>16);
output[10] |= ((input[ 6] & 0x20000000) >>15);
output[10] |= ((input[ 7] & 0x20000000) >>14);
output[12] |= ((input[ 0] & 0x00004000) >>14);
output[12] = ((input[ 0] & 0x00004000) >>14);
output[12] |= ((input[ 1] & 0x00004000) >>13);
output[12] |= ((input[ 2] & 0x00004000) >>12);
output[12] |= ((input[ 3] & 0x00004000) >>11);
@ -406,7 +407,7 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
output[12] |= ((input[ 5] & 0x40000000) >>17);
output[12] |= ((input[ 6] & 0x40000000) >>16);
output[12] |= ((input[ 7] & 0x40000000) >>15);
output[14] |= ((input[ 0] & 0x00008000) >>15);
output[14] = ((input[ 0] & 0x00008000) >>15);
output[14] |= ((input[ 1] & 0x00008000) >>14);
output[14] |= ((input[ 2] & 0x00008000) >>13);
output[14] |= ((input[ 3] & 0x00008000) >>12);
@ -426,9 +427,9 @@ void from_bitslice_quad(uint32_t *input, uint32_t *output)
#pragma unroll 8
for (int i = 0; i < 16; i+=2) {
if (threadIdx.x & 1) output[i] = __byte_perm(output[i], 0, 0x1032);
output[i] = __byte_perm(output[i], __shfl((int)output[i], (threadIdx.x+1)%4, 4), 0x7610);
output[i+1] = __shfl((int)output[i], (threadIdx.x+2)%4, 4);
if (threadIdx.x % 4) output[i] = output[i+1] = 0;
output[i] = __byte_perm(output[i], __shfl((int)output[i], (threadIdx.x+1)&3, 4), 0x7610);
output[i+1] = __shfl((int)output[i], (threadIdx.x+2)&3, 4);
if (threadIdx.x & 3) output[i] = output[i+1] = 0;
}
}