GOSTSec
/
ccminer-gostd-lite
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
Browse Source

x15: optimize, adds some kH/s

master
Tanguy Pruvot 10 years ago
parent
a9a3ad8afc
commit
e1aa028b9f
1 changed files with 24 additions and 29 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 41
      x15/cuda_x15_whirlpool.cu

41
x15/cuda_x15_whirlpool.cu
Unescape View File

@ -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;
} }
} }

Write Preview
Loading…
Cancel
Save