mirror of https://github.com/GOSTSec/sgminer
Con Kolivas
14 years ago
7 changed files with 479 additions and 7 deletions
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/*
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* SHA-256 driver for ASM routine for x86_64 on Linux |
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* Copyright (c) Mark Crichton <crichton@gimp.org> |
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* |
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* This program is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License as published by the Free |
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* Software Foundation; either version 2 of the License, or (at your option) |
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* any later version. |
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* |
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*/ |
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#include "config.h" |
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#include "miner.h" |
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#ifdef WANT_X8632_SSE2 |
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#include <string.h> |
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#include <assert.h> |
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#include <xmmintrin.h> |
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#include <stdint.h> |
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#include <stdio.h> |
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extern void CalcSha256_x86 (__m128i *res, __m128i *data, const uint32_t init[8])__attribute__((fastcall)); |
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static uint32_t g_sha256_k[]__attribute__((aligned(0x100))) = { |
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0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, /* 0 */ |
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0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5, |
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0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, /* 8 */ |
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0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174, |
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0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, /* 16 */ |
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0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da, |
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0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, /* 24 */ |
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0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967, |
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0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, /* 32 */ |
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0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85, |
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0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, /* 40 */ |
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0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070, |
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0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, /* 48 */ |
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0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3, |
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0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, /* 56 */ |
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0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 |
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}; |
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const uint32_t sha256_32init[8]__attribute__((aligned(0x100))) = |
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{0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19}; |
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__m128i g_4sha256_k[64]; |
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__m128i sha256_consts_m128i[64]__attribute__((aligned(0x1000))); |
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int scanhash_sse2_32(int thr_id, const unsigned char *pmidstate, |
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unsigned char *pdata, |
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unsigned char *phash1, unsigned char *phash, |
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const unsigned char *ptarget, |
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uint32_t max_nonce, unsigned long *nHashesDone, |
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uint32_t nonce) |
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{ |
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uint32_t *nNonce_p = (uint32_t *)(pdata + 12); |
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uint32_t m_midstate[8], m_w[16], m_w1[16]; |
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__m128i m_4w[64] __attribute__ ((aligned (0x100))); |
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__m128i m_4hash[64] __attribute__ ((aligned (0x100))); |
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__m128i m_4hash1[64] __attribute__ ((aligned (0x100))); |
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__m128i offset; |
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int i; |
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work_restart[thr_id].restart = 0; |
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/* For debugging */ |
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union { |
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__m128i m; |
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uint32_t i[4]; |
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} mi; |
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/* Message expansion */ |
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memcpy(m_midstate, pmidstate, sizeof(m_midstate)); |
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memcpy(m_w, pdata, sizeof(m_w)); /* The 2nd half of the data */ |
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memcpy(m_w1, phash1, sizeof(m_w1)); |
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memset(m_4hash, 0, sizeof(m_4hash)); |
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/* Transmongrify */ |
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for (i = 0; i < 16; i++) |
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m_4w[i] = _mm_set1_epi32(m_w[i]); |
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for (i = 0; i < 16; i++) |
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m_4hash1[i] = _mm_set1_epi32(m_w1[i]); |
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for (i = 0; i < 64; i++) |
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sha256_consts_m128i[i] = _mm_set1_epi32(g_sha256_k[i]); |
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offset = _mm_set_epi32(0x3, 0x2, 0x1, 0x0); |
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for (;;) |
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{ |
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int j; |
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m_4w[3] = _mm_add_epi32(offset, _mm_set1_epi32(nonce)); |
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/* Some optimization can be done here W.R.T. precalculating some hash */ |
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CalcSha256_x86 (m_4hash1, m_4w, m_midstate); |
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CalcSha256_x86 (m_4hash, m_4hash1, sha256_32init); |
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for (j = 0; j < 4; j++) { |
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mi.m = m_4hash[7]; |
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if (unlikely(mi.i[j] == 0)) |
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break; |
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} |
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/* If j = true, we found a hit...so check it */ |
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/* Use the C version for a check... */ |
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if (unlikely(j != 4)) { |
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for (i = 0; i < 8; i++) { |
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mi.m = m_4hash[i]; |
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*(uint32_t *)&(phash)[i*4] = mi.i[j]; |
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} |
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if (fulltest(phash, ptarget)) { |
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*nHashesDone = nonce; |
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*nNonce_p = nonce + j; |
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return nonce + j; |
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} |
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} |
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nonce += 4; |
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if (unlikely((nonce >= max_nonce) || work_restart[thr_id].restart)) |
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{ |
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*nHashesDone = nonce; |
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return -1; |
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} |
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} |
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} |
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#endif /* WANT_X8632_SSE2 */ |
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@ -0,0 +1,8 @@
@@ -0,0 +1,8 @@
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noinst_LIBRARIES = libx8632.a |
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SUFFIXES = .asm |
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libx8632_a_SOURCES = sha256_xmm.asm |
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.asm.o: |
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$(YASM) -f elf32 $< |
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;; SHA-256 for X86 for Linux, based off of: |
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; (c) Ufasoft 2011 http://ufasoft.com mailto:support@ufasoft.com |
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; Version 2011 |
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; This software is Public Domain |
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; SHA-256 CPU SSE cruncher for Bitcoin Miner |
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ALIGN 32 |
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BITS 32 |
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%define hash ecx |
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%define data edx |
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%define init esi |
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; 0 = (1024 - 256) (mod (LAB_CALC_UNROLL*LAB_CALC_PARA*16)) |
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%define LAB_CALC_PARA 2 |
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%define LAB_CALC_UNROLL 8 |
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%define LAB_LOOP_UNROLL 8 |
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extern sha256_consts_m128i |
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global CalcSha256_x86 |
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; CalcSha256 hash(ecx), data(edx), init([esp+4]) |
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CalcSha256_x86: |
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push esi |
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push edi |
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mov init, [esp+12] |
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push ebx |
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LAB_NEXT_NONCE: |
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mov eax, 64*4 ; 256 - rcx is # of SHA-2 rounds |
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mov ebx, 16*4 ; 64 - rax is where we expand to |
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LAB_SHA: |
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push eax |
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lea eax, qword [data+eax*4] ; + 1024 |
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lea edi, qword [data+ebx*4] ; + 256 |
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LAB_CALC: |
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%macro lab_calc_blk 1 |
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movdqa xmm0, [edi-(15-%1)*16] ; xmm0 = W[I-15] |
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movdqa xmm4, [edi-(15-(%1+1))*16] ; xmm4 = W[I-15+1] |
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movdqa xmm2, xmm0 ; xmm2 = W[I-15] |
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movdqa xmm6, xmm4 ; xmm6 = W[I-15+1] |
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psrld xmm0, 3 ; xmm0 = W[I-15] >> 3 |
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psrld xmm4, 3 ; xmm4 = W[I-15+1] >> 3 |
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movdqa xmm1, xmm0 ; xmm1 = W[I-15] >> 3 |
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movdqa xmm5, xmm4 ; xmm5 = W[I-15+1] >> 3 |
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pslld xmm2, 14 ; xmm2 = W[I-15] << 14 |
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pslld xmm6, 14 ; xmm6 = W[I-15+1] << 14 |
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psrld xmm1, 4 ; xmm1 = W[I-15] >> 7 |
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psrld xmm5, 4 ; xmm5 = W[I-15+1] >> 7 |
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pxor xmm0, xmm1 ; xmm0 = (W[I-15] >> 3) ^ (W[I-15] >> 7) |
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pxor xmm4, xmm5 ; xmm4 = (W[I-15+1] >> 3) ^ (W[I-15+1] >> 7) |
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psrld xmm1, 11 ; xmm1 = W[I-15] >> 18 |
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psrld xmm5, 11 ; xmm5 = W[I-15+1] >> 18 |
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pxor xmm0, xmm2 ; xmm0 = (W[I-15] >> 3) ^ (W[I-15] >> 7) ^ (W[I-15] << 14) |
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pxor xmm4, xmm6 ; xmm4 = (W[I-15+1] >> 3) ^ (W[I-15+1] >> 7) ^ (W[I-15+1] << 14) |
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pslld xmm2, 11 ; xmm2 = W[I-15] << 25 |
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pslld xmm6, 11 ; xmm6 = W[I-15+1] << 25 |
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pxor xmm0, xmm1 ; xmm0 = (W[I-15] >> 3) ^ (W[I-15] >> 7) ^ (W[I-15] << 14) ^ (W[I-15] >> 18) |
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pxor xmm4, xmm5 ; xmm4 = (W[I-15+1] >> 3) ^ (W[I-15+1] >> 7) ^ (W[I-15+1] << 14) ^ (W[I-15+1] >> 18) |
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pxor xmm0, xmm2 ; xmm0 = (W[I-15] >> 3) ^ (W[I-15] >> 7) ^ (W[I-15] << 14) ^ (W[I-15] >> 18) ^ (W[I-15] << 25) |
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pxor xmm4, xmm6 ; xmm4 = (W[I-15+1] >> 3) ^ (W[I-15+1] >> 7) ^ (W[I-15+1] << 14) ^ (W[I-15+1] >> 18) ^ (W[I-15+1] << 25) |
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movdqa xmm3, [edi-(2-%1)*16] ; xmm3 = W[I-2] |
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movdqa xmm7, [edi-(2-(%1+1))*16] ; xmm7 = W[I-2+1] |
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paddd xmm0, [edi-(16-%1)*16] ; xmm0 = s0(W[I-15]) + W[I-16] |
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paddd xmm4, [edi-(16-(%1+1))*16] ; xmm4 = s0(W[I-15+1]) + W[I-16+1] |
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;;;;;;;;;;;;;;;;;; |
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movdqa xmm2, xmm3 ; xmm2 = W[I-2] |
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movdqa xmm6, xmm7 ; xmm6 = W[I-2+1] |
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psrld xmm3, 10 ; xmm3 = W[I-2] >> 10 |
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psrld xmm7, 10 ; xmm7 = W[I-2+1] >> 10 |
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movdqa xmm1, xmm3 ; xmm1 = W[I-2] >> 10 |
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movdqa xmm5, xmm7 ; xmm5 = W[I-2+1] >> 10 |
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paddd xmm0, [edi-(7-%1)*16] ; xmm0 = s0(W[I-15]) + W[I-16] + W[I-7] |
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pslld xmm2, 13 ; xmm2 = W[I-2] << 13 |
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pslld xmm6, 13 ; xmm6 = W[I-2+1] << 13 |
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psrld xmm1, 7 ; xmm1 = W[I-2] >> 17 |
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psrld xmm5, 7 ; xmm5 = W[I-2+1] >> 17 |
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paddd xmm4, [edi-(7-(%1+1))*16] ; xmm4 = s0(W[I-15+1]) + W[I-16+1] + W[I-7+1] |
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pxor xmm3, xmm1 ; xmm3 = (W[I-2] >> 10) ^ (W[I-2] >> 17) |
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pxor xmm7, xmm5 ; xmm7 = (W[I-2+1] >> 10) ^ (W[I-2+1] >> 17) |
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psrld xmm1, 2 ; xmm1 = W[I-2] >> 19 |
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psrld xmm5, 2 ; xmm5 = W[I-2+1] >> 19 |
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pxor xmm3, xmm2 ; xmm3 = (W[I-2] >> 10) ^ (W[I-2] >> 17) ^ (W[I-2] << 13) |
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pxor xmm7, xmm6 ; xmm7 = (W[I-2+1] >> 10) ^ (W[I-2+1] >> 17) ^ (W[I-2+1] << 13) |
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pslld xmm2, 2 ; xmm2 = W[I-2] << 15 |
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pslld xmm6, 2 ; xmm6 = W[I-2+1] << 15 |
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pxor xmm3, xmm1 ; xmm3 = (W[I-2] >> 10) ^ (W[I-2] >> 17) ^ (W[I-2] << 13) ^ (W[I-2] >> 19) |
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pxor xmm7, xmm5 ; xmm7 = (W[I-2+1] >> 10) ^ (W[I-2+1] >> 17) ^ (W[I-2+1] << 13) ^ (W[I-2+1] >> 19) |
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pxor xmm3, xmm2 ; xmm3 = (W[I-2] >> 10) ^ (W[I-2] >> 17) ^ (W[I-2] << 13) ^ (W[I-2] >> 19) ^ (W[I-2] << 15) |
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pxor xmm7, xmm6 ; xmm7 = (W[I-2+1] >> 10) ^ (W[I-2+1] >> 17) ^ (W[I-2+1] << 13) ^ (W[I-2+1] >> 19) ^ (W[I-2+1] << 15) |
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paddd xmm0, xmm3 ; xmm0 = s0(W[I-15]) + W[I-16] + s1(W[I-2]) + W[I-7] |
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paddd xmm4, xmm7 ; xmm4 = s0(W[I-15+1]) + W[I-16+1] + s1(W[I-2+1]) + W[I-7+1] |
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movdqa [edi+(%1*16)], xmm0 |
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movdqa [edi+((%1+1)*16)], xmm4 |
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%endmacro |
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%assign i 0 |
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%rep LAB_CALC_UNROLL |
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lab_calc_blk i |
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%assign i i+LAB_CALC_PARA |
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%endrep |
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add edi, LAB_CALC_UNROLL*LAB_CALC_PARA*16 |
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cmp edi, eax |
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jb LAB_CALC |
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pop eax |
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mov ebx, 0 |
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; Load the init values of the message into the hash. |
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movdqa xmm7, [init] |
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pshufd xmm5, xmm7, 0x55 ; xmm5 == b |
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pshufd xmm4, xmm7, 0xAA ; xmm4 == c |
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pshufd xmm3, xmm7, 0xFF ; xmm3 == d |
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pshufd xmm7, xmm7, 0 ; xmm7 == a |
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movdqa xmm0, [init+4*4] |
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pshufd xmm1, xmm0, 0x55 ; [hash+0*16] == f |
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movdqa [hash+0*16], xmm1 |
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pshufd xmm1, xmm0, 0xAA ; [hash+1*16] == g |
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movdqa [hash+1*16], xmm1 |
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pshufd xmm1, xmm0, 0xFF ; [hash+2*16] == h |
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movdqa [hash+2*16], xmm1 |
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pshufd xmm0, xmm0, 0 ; xmm0 == e |
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LAB_LOOP: |
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;; T t1 = h + (Rotr32(e, 6) ^ Rotr32(e, 11) ^ Rotr32(e, 25)) + ((e & f) ^ AndNot(e, g)) + Expand32<T>(g_sha256_k[j]) + w[j] |
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%macro lab_loop_blk 0 |
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movdqa xmm6, [data+ebx*4] |
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paddd xmm6, sha256_consts_m128i[ebx*4] |
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add ebx, 4 |
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paddd xmm6, [hash+2*16] ; +h |
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movdqa xmm1, xmm0 |
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movdqa xmm2, [hash+1*16] |
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pandn xmm1, xmm2 ; ~e & g |
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movdqa [hash+2*16], xmm2 ; h = g |
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movdqa xmm2, [hash+0*16] ; f |
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movdqa [hash+1*16], xmm2 ; g = f |
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pand xmm2, xmm0 ; e & f |
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pxor xmm1, xmm2 ; (e & f) ^ (~e & g) |
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movdqa [hash+0*16], xmm0 ; f = e |
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paddd xmm6, xmm1 ; Ch + h + w[i] + k[i] |
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movdqa xmm1, xmm0 |
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psrld xmm0, 6 |
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movdqa xmm2, xmm0 |
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pslld xmm1, 7 |
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psrld xmm2, 5 |
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pxor xmm0, xmm1 |
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pxor xmm0, xmm2 |
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pslld xmm1, 14 |
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psrld xmm2, 14 |
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pxor xmm0, xmm1 |
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pxor xmm0, xmm2 |
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pslld xmm1, 5 |
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pxor xmm0, xmm1 ; Rotr32(e, 6) ^ Rotr32(e, 11) ^ Rotr32(e, 25) |
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paddd xmm6, xmm0 ; xmm6 = t1 |
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movdqa xmm0, xmm3 ; d |
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paddd xmm0, xmm6 ; e = d+t1 |
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movdqa xmm1, xmm5 ; =b |
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movdqa xmm3, xmm4 ; d = c |
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movdqa xmm2, xmm4 ; c |
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pand xmm2, xmm5 ; b & c |
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pand xmm4, xmm7 ; a & c |
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pand xmm1, xmm7 ; a & b |
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pxor xmm1, xmm4 |
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movdqa xmm4, xmm5 ; c = b |
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movdqa xmm5, xmm7 ; b = a |
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pxor xmm1, xmm2 ; (a & c) ^ (a & d) ^ (c & d) |
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paddd xmm6, xmm1 ; t1 + ((a & c) ^ (a & d) ^ (c & d)) |
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movdqa xmm2, xmm7 |
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psrld xmm7, 2 |
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movdqa xmm1, xmm7 |
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pslld xmm2, 10 |
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psrld xmm1, 11 |
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pxor xmm7, xmm2 |
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pxor xmm7, xmm1 |
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pslld xmm2, 9 |
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psrld xmm1, 9 |
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pxor xmm7, xmm2 |
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pxor xmm7, xmm1 |
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pslld xmm2, 11 |
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pxor xmm7, xmm2 |
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paddd xmm7, xmm6 ; a = t1 + (Rotr32(a, 2) ^ Rotr32(a, 13) ^ Rotr32(a, 22)) + ((a & c) ^ (a & d) ^ (c & d)); |
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%endmacro |
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%assign i 0 |
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%rep LAB_LOOP_UNROLL |
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lab_loop_blk |
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%assign i i+1 |
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%endrep |
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cmp ebx, eax |
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jb LAB_LOOP |
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; Finished the 64 rounds, calculate hash and save |
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movdqa xmm1, [init] |
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pshufd xmm2, xmm1, 0x55 |
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pshufd xmm6, xmm1, 0xAA |
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movdqa [hash+3*16], xmm6 |
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pshufd xmm6, xmm1, 0xFF |
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movdqa [hash+4*16], xmm6 |
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pshufd xmm1, xmm1, 0 |
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paddd xmm5, xmm2 |
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paddd xmm4, [hash+3*16] |
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paddd xmm3, [hash+4*16] |
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paddd xmm7, xmm1 |
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movdqa xmm1, [init+4*4] |
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pshufd xmm2, xmm1, 0x55 |
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pshufd xmm6, xmm1, 0xAA |
||||
movdqa [hash+3*16], xmm6 |
||||
pshufd xmm6, xmm1, 0xFF |
||||
movdqa [hash+4*16], xmm6 |
||||
pshufd xmm1, xmm1, 0 |
||||
|
||||
movdqa xmm6, [hash+0*16] |
||||
paddd xmm2, xmm6 |
||||
movdqa [hash+0*16], xmm2 |
||||
|
||||
|
||||
movdqa xmm2, [hash+3*16] |
||||
movdqa xmm6, [hash+1*16] |
||||
paddd xmm2, xmm6 |
||||
movdqa [hash+1*16], xmm2 |
||||
|
||||
movdqa xmm2, [hash+4*16] |
||||
movdqa xmm6, [hash+2*16] |
||||
paddd xmm2, xmm6 |
||||
movdqa [hash+2*16], xmm2 |
||||
|
||||
paddd xmm0, xmm1 |
||||
|
||||
movdqa xmm1, [hash+0*16] |
||||
movdqa xmm2, [hash+1*16] |
||||
movdqa xmm6, [hash+2*16] |
||||
|
||||
movdqa [hash+0*16], xmm7 |
||||
movdqa [hash+1*16], xmm5 |
||||
movdqa [hash+2*16], xmm4 |
||||
movdqa [hash+3*16], xmm3 |
||||
movdqa [hash+4*16], xmm0 |
||||
movdqa [hash+5*16], xmm1 |
||||
movdqa [hash+6*16], xmm2 |
||||
movdqa [hash+7*16], xmm6 |
||||
|
||||
LAB_RET: |
||||
pop ebx |
||||
pop edi |
||||
pop esi |
||||
retn 4 |
||||
Loading…
Reference in new issue