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lyra2: improve skein256 component

master
Tanguy Pruvot 9 years ago
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877f25aee5
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21f5435420
1 changed files with 138 additions and 137 deletions
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  1. 271
      Algo256/cuda_skein256.cu

271
Algo256/cuda_skein256.cu
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@ -2,79 +2,40 @@
#include "cuda_helper.h" #include "cuda_helper.h"
static __constant__ uint64_t SKEIN_IV512_256[8] = {
0xCCD044A12FDB3E13, 0xE83590301A79A9EB,
0x55AEA0614F816E6F, 0x2A2767A4AE9B94DB,
0xEC06025E74DD7683, 0xE7A436CDC4746251,
0xC36FBAF9393AD185, 0x3EEDBA1833EDFC13
};
static __constant__ uint2 vSKEIN_IV512_256[8] = {
{ 0x2FDB3E13, 0xCCD044A1 },
{ 0x1A79A9EB, 0xE8359030 },
{ 0x4F816E6F, 0x55AEA061 },
{ 0xAE9B94DB, 0x2A2767A4 },
{ 0x74DD7683, 0xEC06025E },
{ 0xC4746251, 0xE7A436CD },
{ 0x393AD185, 0xC36FBAF9 },
{ 0x33EDFC13, 0x3EEDBA18 }
};
static __constant__ int8_t ROT256[8][4] = {
46, 36, 19, 37,
33, 27, 14, 42,
17, 49, 36, 39,
44, 9, 54, 56,
39, 30, 34, 24,
13, 50, 10, 17,
25, 29, 39, 43,
8, 35, 56, 22,
};
static __constant__ uint2 t12[6] = {
{ 0x20, 0 },
{ 0, 0xf0000000 },
{ 0x20, 0xf0000000 },
{ 0x08, 0 },
{ 0, 0xff000000 },
{ 0x08, 0xff000000 }
};
static __constant__ uint2 skein_ks_parity = { 0xA9FC1A22, 0x1BD11BDA };
static __constant__ uint64_t skein_ks_parity64 = 0x1BD11BDAA9FC1A22ull;
static __forceinline__ __device__ static __forceinline__ __device__
void Round512v35(uint2 &p0, uint2 &p1, uint2 &p2, uint2 &p3, uint2 &p4, uint2 &p5, uint2 &p6, uint2 &p7, int ROT) void Round512v35(uint2 &p0, uint2 &p1, uint2 &p2, uint2 &p3, uint2 &p4, uint2 &p5, uint2 &p6, uint2 &p7,
const int ROT0, const int ROT1, const int ROT2, const int ROT3)
{ {
p0 += p1; p1 = ROL2(p1, ROT256[ROT][0]) ^ p0; p0 += p1; p1 = ROL2(p1, ROT0) ^ p0;
p2 += p3; p3 = ROL2(p3, ROT256[ROT][1]) ^ p2; p2 += p3; p3 = ROL2(p3, ROT1) ^ p2;
p4 += p5; p5 = ROL2(p5, ROT256[ROT][2]) ^ p4; p4 += p5; p5 = ROL2(p5, ROT2) ^ p4;
p6 += p7; p7 = ROL2(p7, ROT256[ROT][3]) ^ p6; p6 += p7; p7 = ROL2(p7, ROT3) ^ p6;
} }
static __forceinline__ __device__ __forceinline__ __device__
void Round_8_512v35(uint2 *ks, uint2 *ts, void Round_8_512v35(const uint2 *const __restrict__ ks, const uint2 *const __restrict__ ts,
uint2 &p0, uint2 &p1, uint2 &p2, uint2 &p3, uint2 &p0, uint2 &p1, uint2 &p2, uint2 &p3, uint2 &p4, uint2 &p5, uint2 &p6, uint2 &p7, int R)
uint2 &p4, uint2 &p5, uint2 &p6, uint2 &p7, int R)
{ {
Round512v35(p0, p1, p2, p3, p4, p5, p6, p7, 0); Round512v35(p0, p1, p2, p3, p4, p5, p6, p7, 46, 36, 19, 37);
Round512v35(p2, p1, p4, p7, p6, p5, p0, p3, 1); Round512v35(p2, p1, p4, p7, p6, p5, p0, p3, 33, 27, 14, 42);
Round512v35(p4, p1, p6, p3, p0, p5, p2, p7, 2); Round512v35(p4, p1, p6, p3, p0, p5, p2, p7, 17, 49, 36, 39);
Round512v35(p6, p1, p0, p7, p2, p5, p4, p3, 3); Round512v35(p6, p1, p0, p7, p2, p5, p4, p3, 44, 9, 54, 56);
p0 += ks[(R+0) % 9]; /* inject the key schedule value */
p0 += ks[(R+0) % 9];
p1 += ks[(R+1) % 9]; p1 += ks[(R+1) % 9];
p2 += ks[(R+2) % 9]; p2 += ks[(R+2) % 9];
p3 += ks[(R+3) % 9]; p3 += ks[(R+3) % 9];
p4 += ks[(R+4) % 9]; p4 += ks[(R+4) % 9];
p5 += ks[(R+5) % 9] + ts[(R+0) % 3]; p5 += ks[(R+5) % 9] + ts[(R+0) % 3];
p6 += ks[(R+6) % 9] + ts[(R+1) % 3]; p6 += ks[(R+6) % 9] + ts[(R+1) % 3];
p7 += ks[(R+7) % 9] + make_uint2((R),0); p7 += ks[(R+7) % 9] + make_uint2(R, 0);
Round512v35(p0, p1, p2, p3, p4, p5, p6, p7, 4);
Round512v35(p2, p1, p4, p7, p6, p5, p0, p3, 5); Round512v35(p0, p1, p2, p3, p4, p5, p6, p7, 39, 30, 34, 24);
Round512v35(p4, p1, p6, p3, p0, p5, p2, p7, 6); Round512v35(p2, p1, p4, p7, p6, p5, p0, p3, 13, 50, 10, 17);
Round512v35(p6, p1, p0, p7, p2, p5, p4, p3, 7); Round512v35(p4, p1, p6, p3, p0, p5, p2, p7, 25, 29, 39, 43);
p0 += ks[(R+1) % 9]; /* inject the key schedule value */ Round512v35(p6, p1, p0, p7, p2, p5, p4, p3, 8, 35, 56, 22);
p0 += ks[(R+1) % 9];
p1 += ks[(R+2) % 9]; p1 += ks[(R+2) % 9];
p2 += ks[(R+3) % 9]; p2 += ks[(R+3) % 9];
p3 += ks[(R+4) % 9]; p3 += ks[(R+4) % 9];
@ -84,38 +45,83 @@ void Round_8_512v35(uint2 *ks, uint2 *ts,
p7 += ks[(R+8) % 9] + make_uint2(R+1, 0); p7 += ks[(R+8) % 9] + make_uint2(R+1, 0);
} }
__forceinline__ __device__
void Round_8_512v35_final(const uint2 *const __restrict__ ks, const uint2 *const __restrict__ ts,
uint2 &p0, uint2 &p1, uint2 &p2, uint2 &p3, uint2 &p4, uint2 &p5, uint2 &p6, uint2 &p7)
{
Round512v35(p0, p1, p2, p3, p4, p5, p6, p7, 46, 36, 19, 37);
Round512v35(p2, p1, p4, p7, p6, p5, p0, p3, 33, 27, 14, 42);
Round512v35(p4, p1, p6, p3, p0, p5, p2, p7, 17, 49, 36, 39);
Round512v35(p6, p1, p0, p7, p2, p5, p4, p3, 44, 9, 54, 56);
p0 += ks[8];
p1 += ks[0];
p2 += ks[1];
p3 += ks[2];
p4 += ks[3];
p5 += ks[4] + ts[2];
p6 += ks[5] + ts[0];
p7 += ks[6] + make_uint2(17, 0);
Round512v35(p0, p1, p2, p3, p4, p5, p6, p7, 39, 30, 34, 24);
Round512v35(p2, p1, p4, p7, p6, p5, p0, p3, 13, 50, 10, 17);
Round512v35(p4, p1, p6, p3, p0, p5, p2, p7, 25, 29, 39, 43);
Round512v35(p6, p1, p0, p7, p2, p5, p4, p3, 8, 35, 56, 22);
p0 += ks[0];
p1 += ks[1];
p2 += ks[2];
p3 += ks[3];
}
__global__ __launch_bounds__(256,3) __global__ __launch_bounds__(256,3)
void skein256_gpu_hash_32(uint32_t threads, uint32_t startNounce, uint64_t *outputHash) void skein256_gpu_hash_32(uint32_t threads, uint32_t startNounce, uint64_t *outputHash)
{ {
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads) if (thread < threads)
{ {
uint2 h[9], t[3] = { t12[0], t12[1], t12[2] }; const uint2 skein_ks_parity = { 0xA9FC1A22, 0x1BD11BDA };
const uint2 t12[6] = {
h[8] = skein_ks_parity; { 0x20, 0 },
for (int i = 0; i<8; i++) { { 0, 0xf0000000 },
h[i] = vSKEIN_IV512_256[i]; { 0x20, 0xf0000000 },
h[8] ^= h[i]; { 0x08, 0 },
} { 0, 0xff000000 },
{ 0x08, 0xff000000 }
uint2 dt0 = vectorize(outputHash[thread]); };
uint2 dt1 = vectorize(outputHash[threads + thread]);
uint2 dt2 = vectorize(outputHash[threads*2 + thread]);
uint2 dt3 = vectorize(outputHash[threads*3 + thread]);
uint2 p0 = h[0] + dt0;
uint2 p1 = h[1] + dt1;
uint2 p2 = h[2] + dt2;
uint2 p3 = h[3] + dt3;
uint2 p4 = h[4];
uint2 p5 = h[5] + t[0];
uint2 p6 = h[6] + t[1];
uint2 p7 = h[7];
#pragma unroll 9 uint2 h[9] = {
{ 0x2FDB3E13, 0xCCD044A1 },
{ 0x1A79A9EB, 0xE8359030 },
{ 0x4F816E6F, 0x55AEA061 },
{ 0xAE9B94DB, 0x2A2767A4 },
{ 0x74DD7683, 0xEC06025E },
{ 0xC4746251, 0xE7A436CD },
{ 0x393AD185, 0xC36FBAF9 },
{ 0x33EDFC13, 0x3EEDBA18 },
{ 0xC73A4E2A, 0xB69D3CFC }
};
uint2 dt0,dt1,dt2,dt3;
uint2 p0, p1, p2, p3, p4, p5, p6, p7;
LOHI(dt0.x,dt0.y,outputHash[thread]);
LOHI(dt1.x,dt1.y,outputHash[threads+thread]);
LOHI(dt2.x,dt2.y,outputHash[2*threads+thread]);
LOHI(dt3.x,dt3.y,outputHash[3*threads+thread]);
p0 = h[0] + dt0;
p1 = h[1] + dt1;
p2 = h[2] + dt2;
p3 = h[3] + dt3;
p4 = h[4];
p5 = h[5] + t12[0];
p6 = h[6] + t12[1];
p7 = h[7];
#pragma unroll
for (int i = 1; i<19; i+=2) { for (int i = 1; i<19; i+=2) {
Round_8_512v35(h, t, p0, p1, p2, p3, p4, p5, p6, p7, i); Round_8_512v35(h,t12,p0,p1,p2,p3,p4,p5,p6,p7,i);
} }
p0 ^= dt0; p0 ^= dt0;
@ -131,51 +137,46 @@ void skein256_gpu_hash_32(uint32_t threads, uint32_t startNounce, uint64_t *outp
h[5] = p5; h[5] = p5;
h[6] = p6; h[6] = p6;
h[7] = p7; h[7] = p7;
h[8] = skein_ks_parity; h[8] = skein_ks_parity ^ h[0] ^ h[1] ^ h[2] ^ h[3] ^ h[4] ^ h[5] ^ h[6] ^ h[7];
#pragma unroll 8
for (int i = 0; i<8; i++) {
h[8] ^= h[i];
}
t[0] = t12[3];
t[1] = t12[4];
t[2] = t12[5];
p5 += t[0]; const uint2 *t = t12+3;
p6 += t[1]; p5 += t12[3]; //p5 already equal h[5]
p6 += t12[4];
#pragma unroll 9 #pragma unroll
for (int i = 1; i<19; i+=2) { for (int i = 1; i<17; i+=2) {
Round_8_512v35(h, t, p0, p1, p2, p3, p4, p5, p6, p7, i); Round_8_512v35(h, t, p0, p1, p2, p3, p4, p5, p6, p7, i);
} }
Round_8_512v35_final(h, t, p0, p1, p2, p3, p4, p5, p6, p7);
outputHash[thread] = devectorize(p0); outputHash[thread] = devectorize(p0);
outputHash[threads + thread] = devectorize(p1); outputHash[threads+thread] = devectorize(p1);
outputHash[threads*2 + thread] = devectorize(p2); outputHash[2*threads+thread] = devectorize(p2);
outputHash[threads*3 + thread] = devectorize(p3); outputHash[3*threads+thread] = devectorize(p3);
} }
} }
static __forceinline__ __device__ static __forceinline__ __device__
void Round512v30(uint64_t &p0, uint64_t &p1, uint64_t &p2, uint64_t &p3, void Round512v30(uint64_t &p0, uint64_t &p1, uint64_t &p2, uint64_t &p3,
uint64_t &p4, uint64_t &p5, uint64_t &p6, uint64_t &p7, int ROT) uint64_t &p4, uint64_t &p5, uint64_t &p6, uint64_t &p7,
const int ROT0, const int ROT1, const int ROT2, const int ROT3)
{ {
p0 += p1; p1 = ROTL64(p1, ROT256[ROT][0]) ^ p0; p0 += p1; p1 = ROTL64(p1, ROT0) ^ p0;
p2 += p3; p3 = ROTL64(p3, ROT256[ROT][1]) ^ p2; p2 += p3; p3 = ROTL64(p3, ROT1) ^ p2;
p4 += p5; p5 = ROTL64(p5, ROT256[ROT][2]) ^ p4; p4 += p5; p5 = ROTL64(p5, ROT2) ^ p4;
p6 += p7; p7 = ROTL64(p7, ROT256[ROT][3]) ^ p6; p6 += p7; p7 = ROTL64(p7, ROT3) ^ p6;
} }
static __forceinline__ __device__ static __forceinline__ __device__
void Round_8_512v30(uint64_t *ks, uint64_t *ts, uint64_t &p0, uint64_t &p1, uint64_t &p2, uint64_t &p3, void Round_8_512v30(uint64_t *ks, uint64_t *ts,
uint64_t &p0, uint64_t &p1, uint64_t &p2, uint64_t &p3,
uint64_t &p4, uint64_t &p5, uint64_t &p6, uint64_t &p7, int R) uint64_t &p4, uint64_t &p5, uint64_t &p6, uint64_t &p7, int R)
{ {
Round512v30(p0, p1, p2, p3, p4, p5, p6, p7, 0); Round512v30(p0, p1, p2, p3, p4, p5, p6, p7, 46, 36, 19, 37);
Round512v30(p2, p1, p4, p7, p6, p5, p0, p3, 1); Round512v30(p2, p1, p4, p7, p6, p5, p0, p3, 33, 27, 14, 42);
Round512v30(p4, p1, p6, p3, p0, p5, p2, p7, 2); Round512v30(p4, p1, p6, p3, p0, p5, p2, p7, 17, 49, 36, 39);
Round512v30(p6, p1, p0, p7, p2, p5, p4, p3, 3); Round512v30(p6, p1, p0, p7, p2, p5, p4, p3, 44, 9, 54, 56);
p0 += ks[(R+0) % 9]; /* inject the key schedule value */
p0 += ks[(R+0) % 9];
p1 += ks[(R+1) % 9]; p1 += ks[(R+1) % 9];
p2 += ks[(R+2) % 9]; p2 += ks[(R+2) % 9];
p3 += ks[(R+3) % 9]; p3 += ks[(R+3) % 9];
@ -183,11 +184,13 @@ void Round_8_512v30(uint64_t *ks, uint64_t *ts, uint64_t &p0, uint64_t &p1, uint
p5 += ks[(R+5) % 9] + ts[(R+0) % 3]; p5 += ks[(R+5) % 9] + ts[(R+0) % 3];
p6 += ks[(R+6) % 9] + ts[(R+1) % 3]; p6 += ks[(R+6) % 9] + ts[(R+1) % 3];
p7 += ks[(R+7) % 9] + R; p7 += ks[(R+7) % 9] + R;
Round512v30(p0, p1, p2, p3, p4, p5, p6, p7, 4);
Round512v30(p2, p1, p4, p7, p6, p5, p0, p3, 5); Round512v30(p0, p1, p2, p3, p4, p5, p6, p7, 39, 30, 34, 24);
Round512v30(p4, p1, p6, p3, p0, p5, p2, p7, 6); Round512v30(p2, p1, p4, p7, p6, p5, p0, p3, 13, 50, 10, 17);
Round512v30(p6, p1, p0, p7, p2, p5, p4, p3, 7); Round512v30(p4, p1, p6, p3, p0, p5, p2, p7, 25, 29, 39, 43);
p0 += ks[(R+1) % 9]; /* inject the key schedule value */ Round512v30(p6, p1, p0, p7, p2, p5, p4, p3, 8, 35, 56, 22);
p0 += ks[(R+1) % 9];
p1 += ks[(R+2) % 9]; p1 += ks[(R+2) % 9];
p2 += ks[(R+3) % 9]; p2 += ks[(R+3) % 9];
p3 += ks[(R+4) % 9]; p3 += ks[(R+4) % 9];
@ -197,29 +200,28 @@ void Round_8_512v30(uint64_t *ks, uint64_t *ts, uint64_t &p0, uint64_t &p1, uint
p7 += ks[(R+8) % 9] + R+1; p7 += ks[(R+8) % 9] + R+1;
} }
#define skein_ks_parity64 0x1BD11BDAA9FC1A22ull
#include <stdio.h>
__global__ __launch_bounds__(256, 3) __global__ __launch_bounds__(256, 3)
void skein256_gpu_hash_32_v30(uint32_t threads, uint32_t startNounce, uint64_t *outputHash) void skein256_gpu_hash_32_v30(uint32_t threads, uint32_t startNounce, uint64_t *outputHash)
{ {
const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x); const uint32_t thread = (blockDim.x * blockIdx.x + threadIdx.x);
if (thread < threads) if (thread < threads)
{ {
uint64_t h[9], t[3]; uint64_t h[12] = { // SKEIN_IV512_256
0xCCD044A12FDB3E13, 0xE83590301A79A9EB,
h[8] = skein_ks_parity64; 0x55AEA0614F816E6F, 0x2A2767A4AE9B94DB,
for (int i = 0; i<8; i++) { 0xEC06025E74DD7683, 0xE7A436CDC4746251,
h[i] = SKEIN_IV512_256[i]; 0xC36FBAF9393AD185, 0x3EEDBA1833EDFC13,
h[8] ^= h[i]; 0xb69d3cfcc73a4e2a, // skein_ks_parity64 ^ h[0..7]
} 0x20, 0xf000000000000000, 0xf000000000000020 // t0..2
};
t[0] = devectorize(t12[0]);
t[1] = devectorize(t12[1]);
t[2] = devectorize(t12[2]);
uint64_t dt0 = outputHash[thread]; uint64_t dt0 = outputHash[thread];
uint64_t dt1 = outputHash[threads + thread]; uint64_t dt1 = outputHash[threads + thread];
uint64_t dt2 = outputHash[threads*2 + thread]; uint64_t dt2 = outputHash[threads*2 + thread];
uint64_t dt3 = outputHash[threads*3 + thread]; uint64_t dt3 = outputHash[threads*3 + thread];
uint64_t *t = &h[9];
uint64_t p0 = h[0] + dt0; uint64_t p0 = h[0] + dt0;
uint64_t p1 = h[1] + dt1; uint64_t p1 = h[1] + dt1;
uint64_t p2 = h[2] + dt2; uint64_t p2 = h[2] + dt2;
@ -254,9 +256,9 @@ void skein256_gpu_hash_32_v30(uint32_t threads, uint32_t startNounce, uint64_t *
h[8] ^= h[i]; h[8] ^= h[i];
} }
t[0] = devectorize(t12[3]); t[0] = 0x08;
t[1] = devectorize(t12[4]); t[1] = 0xff00000000000000;
t[2] = devectorize(t12[5]); t[2] = 0xff00000000000008;
p5 += t[0]; //p5 already equal h[5] p5 += t[0]; //p5 already equal h[5]
p6 += t[1]; p6 += t[1];
@ -270,7 +272,6 @@ void skein256_gpu_hash_32_v30(uint32_t threads, uint32_t startNounce, uint64_t *
outputHash[threads + thread] = p1; outputHash[threads + thread] = p1;
outputHash[threads*2 + thread] = p2; outputHash[threads*2 + thread] = p2;
outputHash[threads*3 + thread] = p3; outputHash[threads*3 + thread] = p3;
} //thread } //thread
} }

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