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x15: optimize, adds some kH/s

2upstream
Tanguy Pruvot 10 years ago
parent
a9a3ad8afc
commit
e1aa028b9f
1 changed files with 24 additions and 29 deletions
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  1. 41
      x15/cuda_x15_whirlpool.cu

41
x15/cuda_x15_whirlpool.cu
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@ -5,7 +5,7 @@
*/ */
#include <stdio.h> #include <stdio.h>
#include <stdint.h> #include <stdint.h>
#include <cuda_runtime.h> #include <cuda_helper.h>
#define NULLTEST 0 #define NULLTEST 0
@ -13,12 +13,11 @@ extern cudaError_t MyStreamSynchronize(cudaStream_t stream, int situation, int t
#define SPH_64 (1) #define SPH_64 (1)
#define SPH_SMALL_FOOTPRINT_WHIRLPOOL (1) #define SPH_SMALL_FOOTPRINT_WHIRLPOOL (1)
#define __constant
#define SPH_C64(x) ((uint64_t)(x ## ULL)) #define SPH_C64(x) ((uint64_t)(x ## ULL))
#define SPH_T64(x) ((x) & SPH_C64(0xFFFFFFFFFFFFFFFF))
#define SPH_ROTL64(x, n) SPH_T64(((x) << (n)) | ((x) >> (64 - (n)))) // defined in cuda_helper.h
#define SPH_ROTL64(x,n) ROTL64(x,n)
/* $Id: whirlpool.c 227 2010-06-16 17:28:38Z tp $ */ /* $Id: whirlpool.c 227 2010-06-16 17:28:38Z tp $ */
/* /*
@ -1225,7 +1224,6 @@ __global__ void x15_whirlpool_gpu_hash_64(int threads, uint32_t startNounce, uin
struct h8x64 p = *phash; /* copy content in local p */ struct h8x64 p = *phash; /* copy content in local p */
struct h8x64 st, n, h = { 0, 0, 0, 0, 0, 0, 0, 0 }; struct h8x64 st, n, h = { 0, 0, 0, 0, 0, 0, 0, 0 };
uint8_t u; uint8_t u;
#if NULLTEST #if NULLTEST
p = h; p = h;
#endif #endif
@ -1239,23 +1237,17 @@ __global__ void x15_whirlpool_gpu_hash_64(int threads, uint32_t startNounce, uin
ROUND_WENC(plain_T, n.n, h.n, t); ROUND_WENC(plain_T, n.n, h.n, t);
} }
h.n0 = st.n0 = n.n0 ^ p.n0; n.n0 = h.n0 = st.n0 = n.n0 ^ p.n0;
h.n1 = st.n1 = n.n1 ^ p.n1; n.n1 = h.n1 = st.n1 = n.n1 ^ p.n1;
h.n2 = st.n2 = n.n2 ^ p.n2; n.n2 = h.n2 = st.n2 = n.n2 ^ p.n2;
h.n3 = st.n3 = n.n3 ^ p.n3; n.n3 = h.n3 = st.n3 = n.n3 ^ p.n3;
h.n4 = st.n4 = n.n4 ^ p.n4; n.n4 = h.n4 = st.n4 = n.n4 ^ p.n4;
h.n5 = st.n5 = n.n5 ^ p.n5; n.n5 = h.n5 = st.n5 = n.n5 ^ p.n5;
h.n6 = st.n6 = n.n6 ^ p.n6; n.n6 = h.n6 = st.n6 = n.n6 ^ p.n6;
h.n7 = st.n7 = n.n7 ^ p.n7; n.n7 = h.n7 = st.n7 = n.n7 ^ p.n7;
n.n0 = st.n0 ^ 0x80; n.n0 ^= 0x80;
n.n1 = st.n1; n.n7 ^= 0x2000000000000;
n.n2 = st.n2;
n.n3 = st.n3;
n.n4 = st.n4;
n.n5 = st.n5;
n.n6 = st.n6;
n.n7 = st.n7 ^ 0x2000000000000;
#pragma unroll 10 #pragma unroll 10
for (u = 0; u < 10; u++) for (u = 0; u < 10; u++)
@ -1265,14 +1257,17 @@ __global__ void x15_whirlpool_gpu_hash_64(int threads, uint32_t startNounce, uin
ROUND_WENC(plain_T, n.n, h.n, t); ROUND_WENC(plain_T, n.n, h.n, t);
} }
phash->n0 = st.n0 ^ (n.n0 ^ 0x80); n.n0 ^= 0x80;
n.n7 ^= 0x2000000000000;
phash->n0 = st.n0 ^ n.n0;
phash->n1 = st.n1 ^ n.n1; phash->n1 = st.n1 ^ n.n1;
phash->n2 = st.n2 ^ n.n2; phash->n2 = st.n2 ^ n.n2;
phash->n3 = st.n3 ^ n.n3; phash->n3 = st.n3 ^ n.n3;
phash->n4 = st.n4 ^ n.n4; phash->n4 = st.n4 ^ n.n4;
phash->n5 = st.n5 ^ n.n5; phash->n5 = st.n5 ^ n.n5;
phash->n6 = st.n6 ^ n.n6; phash->n6 = st.n6 ^ n.n6;
phash->n7 = st.n7 ^ (n.n7 ^ 0x2000000000000); phash->n7 = st.n7 ^ n.n7;
} }
} }

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