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sgminer
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Add altivec 4 way support courtesy of Gilles Risch.

nfactor-troky
Con Kolivas 13 years ago
parent
3e527c6af5
commit
5133cf5b06
5 changed files with 534 additions and 0 deletions
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  1. 1
      Makefile.am
  2. 5
      configure.ac
  3. 46
      main.c
  4. 13
      miner.h
  5. 469
      sha256_altivec_4way.c

1
Makefile.am
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@ -24,6 +24,7 @@ cgminer_SOURCES = elist.h miner.h compat.h bench_block.h \
sha256_generic.c sha256_4way.c sha256_via.c \ sha256_generic.c sha256_4way.c sha256_via.c \
sha256_cryptopp.c sha256_sse2_amd64.c \ sha256_cryptopp.c sha256_sse2_amd64.c \
sha256_sse4_amd64.c sha256_sse2_i386.c \ sha256_sse4_amd64.c sha256_sse2_i386.c \
sha256_altivec_4way.c \
adl.c adl.h adl_functions.h \ adl.c adl.h adl_functions.h \
phatk110817.cl poclbm110817.cl \ phatk110817.cl poclbm110817.cl \
sha2.c sha2.h sha2.c sha2.h

5
configure.ac
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@ -83,6 +83,11 @@ case $target in
DLOPEN_FLAGS="" DLOPEN_FLAGS=""
WS2_LIBS="-lws2_32" WS2_LIBS="-lws2_32"
;; ;;
powerpc-*-darwin*)
CFLAGS="$CFLAGS -faltivec"
OPENCL_LIBS=""
PTHREAD_FLAGS=""
;;
*-*-darwin*) *-*-darwin*)
OPENCL_LIBS="-framework OpenCL" OPENCL_LIBS="-framework OpenCL"
;; ;;

46
main.c
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@ -106,6 +106,7 @@ enum sha256_algos {
ALGO_SSE2_32, /* SSE2 for x86_32 */ ALGO_SSE2_32, /* SSE2 for x86_32 */
ALGO_SSE2_64, /* SSE2 for x86_64 */ ALGO_SSE2_64, /* SSE2 for x86_64 */
ALGO_SSE4_64, /* SSE4 for x86_64 */ ALGO_SSE4_64, /* SSE4 for x86_64 */
ALGO_ALTIVEC_4WAY, /* parallel Altivec */
}; };
enum pool_strategy { enum pool_strategy {
@ -149,6 +150,9 @@ static const char *algo_names[] = {
#ifdef WANT_X8664_SSE4 #ifdef WANT_X8664_SSE4
[ALGO_SSE4_64] = "sse4_64", [ALGO_SSE4_64] = "sse4_64",
#endif #endif
#ifdef WANT_ALTIVEC_4WAY
[ALGO_ALTIVEC_4WAY] = "altivec_4way",
#endif
}; };
typedef void (*sha256_func)(); typedef void (*sha256_func)();
@ -157,6 +161,9 @@ static const sha256_func sha256_funcs[] = {
#ifdef WANT_SSE2_4WAY #ifdef WANT_SSE2_4WAY
[ALGO_4WAY] = (sha256_func)ScanHash_4WaySSE2, [ALGO_4WAY] = (sha256_func)ScanHash_4WaySSE2,
#endif #endif
#ifdef WANT_ALTIVEC_4WAY
[ALGO_ALTIVEC_4WAY] = (sha256_func) ScanHash_altivec_4way,
#endif
#ifdef WANT_VIA_PADLOCK #ifdef WANT_VIA_PADLOCK
[ALGO_VIA] = (sha256_func)scanhash_via, [ALGO_VIA] = (sha256_func)scanhash_via,
#endif #endif
@ -896,6 +903,10 @@ static enum sha256_algos pick_fastest_algo()
bench_algo(&best_rate, &best_algo, ALGO_SSE4_64); bench_algo(&best_rate, &best_algo, ALGO_SSE4_64);
#endif #endif
#if defined(WANT_ALTIVEC_4WAY)
bench_algo(&best_rate, &best_algo, ALGO_ALTIVEC_4WAY);
#endif
size_t n = max_name_len - strlen(algo_names[best_algo]); size_t n = max_name_len - strlen(algo_names[best_algo]);
memset(name_spaces_pad, ' ', n); memset(name_spaces_pad, ' ', n);
name_spaces_pad[n] = 0; name_spaces_pad[n] = 0;
@ -1451,6 +1462,9 @@ static struct opt_table opt_config_table[] = {
#endif #endif
#ifdef WANT_X8664_SSE4 #ifdef WANT_X8664_SSE4
"\n\tsse4_64\t\tSSE4.1 64 bit implementation for x86_64 machines" "\n\tsse4_64\t\tSSE4.1 64 bit implementation for x86_64 machines"
#endif
#ifdef WANT_ALTIVEC_4WAY
"\n\taltivec_4way\tAltivec implementation for PowerPC G4 and G5 machines"
#endif #endif
), ),
#ifdef HAVE_ADL #ifdef HAVE_ADL
@ -1787,6 +1801,19 @@ static bool work_decode(const json_t *val, struct work *work)
} }
memset(work->hash, 0, sizeof(work->hash)); memset(work->hash, 0, sizeof(work->hash));
#ifdef __BIG_ENDIAN__
int swapcounter = 0;
for (swapcounter = 0; swapcounter < 32; swapcounter++)
(((uint32_t*) (work->data))[swapcounter]) = swab32(((uint32_t*) (work->data))[swapcounter]);
for (swapcounter = 0; swapcounter < 16; swapcounter++)
(((uint32_t*) (work->hash1))[swapcounter]) = swab32(((uint32_t*) (work->hash1))[swapcounter]);
for (swapcounter = 0; swapcounter < 8; swapcounter++)
(((uint32_t*) (work->midstate))[swapcounter]) = swab32(((uint32_t*) (work->midstate))[swapcounter]);
for (swapcounter = 0; swapcounter < 8; swapcounter++)
(((uint32_t*) (work->target))[swapcounter]) = swab32(((uint32_t*) (work->target))[swapcounter]);
#endif
gettimeofday(&work->tv_staged, NULL); gettimeofday(&work->tv_staged, NULL);
return true; return true;
@ -2141,6 +2168,12 @@ static bool submit_upstream_work(const struct work *work)
return rc; return rc;
} }
#ifdef __BIG_ENDIAN__
int swapcounter = 0;
for (swapcounter = 0; swapcounter < 32; swapcounter++)
(((uint32_t*) (work->data))[swapcounter]) = swab32(((uint32_t*) (work->data))[swapcounter]);
#endif
/* build hex string */ /* build hex string */
hexstr = bin2hex(work->data, sizeof(work->data)); hexstr = bin2hex(work->data, sizeof(work->data));
if (unlikely(!hexstr)) { if (unlikely(!hexstr)) {
@ -4081,6 +4114,19 @@ static void *miner_thread(void *userdata)
break; break;
#endif #endif
#ifdef WANT_ALTIVEC_4WAY
case ALGO_ALTIVEC_4WAY:
{
unsigned int rc4 = ScanHash_altivec_4way(thr_id, work->midstate, work->data + 64,
work->hash1, work->hash,
work->target,
max_nonce, &hashes_done,
work->blk.nonce);
rc = (rc4 == -1) ? false : true;
}
break;
#endif
#ifdef WANT_VIA_PADLOCK #ifdef WANT_VIA_PADLOCK
case ALGO_VIA: case ALGO_VIA:
rc = scanhash_via(thr_id, work->data, work->target, rc = scanhash_via(thr_id, work->data, work->target,

13
miner.h
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@ -64,6 +64,10 @@ void *alloca (size_t);
#define WANT_SSE2_4WAY 1 #define WANT_SSE2_4WAY 1
#endif #endif
#ifdef __ALTIVEC__
#define WANT_ALTIVEC_4WAY 1
#endif
#if defined(__i386__) && defined(HAS_YASM) && defined(__SSE2__) #if defined(__i386__) && defined(HAS_YASM) && defined(__SSE2__)
#define WANT_X8632_SSE2 1 #define WANT_X8632_SSE2 1
#endif #endif
@ -329,6 +333,12 @@ extern unsigned int ScanHash_4WaySSE2(int, const unsigned char *pmidstate,
const unsigned char *ptarget, const unsigned char *ptarget,
uint32_t max_nonce, unsigned long *nHashesDone, uint32_t nonce); uint32_t max_nonce, unsigned long *nHashesDone, uint32_t nonce);
extern unsigned int ScanHash_altivec_4way(int thr_id, const unsigned char *pmidstate,
unsigned char *pdata,
unsigned char *phash1, unsigned char *phash,
const unsigned char *ptarget,
uint32_t max_nonce, unsigned long *nHashesDone, uint32_t nonce);
extern unsigned int scanhash_sse2_amd64(int, const unsigned char *pmidstate, extern unsigned int scanhash_sse2_amd64(int, const unsigned char *pmidstate,
unsigned char *pdata, unsigned char *phash1, unsigned char *phash, unsigned char *pdata, unsigned char *phash1, unsigned char *phash,
const unsigned char *ptarget, const unsigned char *ptarget,
@ -342,14 +352,17 @@ extern bool scanhash_c(int, const unsigned char *midstate, unsigned char *data,
unsigned char *hash1, unsigned char *hash, unsigned char *hash1, unsigned char *hash,
const unsigned char *target, const unsigned char *target,
uint32_t max_nonce, unsigned long *hashes_done, uint32_t n); uint32_t max_nonce, unsigned long *hashes_done, uint32_t n);
extern bool scanhash_cryptopp(int, const unsigned char *midstate,unsigned char *data, extern bool scanhash_cryptopp(int, const unsigned char *midstate,unsigned char *data,
unsigned char *hash1, unsigned char *hash, unsigned char *hash1, unsigned char *hash,
const unsigned char *target, const unsigned char *target,
uint32_t max_nonce, unsigned long *hashes_done, uint32_t n); uint32_t max_nonce, unsigned long *hashes_done, uint32_t n);
extern bool scanhash_asm32(int, const unsigned char *midstate,unsigned char *data, extern bool scanhash_asm32(int, const unsigned char *midstate,unsigned char *data,
unsigned char *hash1, unsigned char *hash, unsigned char *hash1, unsigned char *hash,
const unsigned char *target, const unsigned char *target,
uint32_t max_nonce, unsigned long *hashes_done, uint32_t nonce); uint32_t max_nonce, unsigned long *hashes_done, uint32_t nonce);
extern int scanhash_sse2_64(int, const unsigned char *pmidstate, unsigned char *pdata, extern int scanhash_sse2_64(int, const unsigned char *pmidstate, unsigned char *pdata,
unsigned char *phash1, unsigned char *phash, unsigned char *phash1, unsigned char *phash,
const unsigned char *ptarget, const unsigned char *ptarget,

469
sha256_altivec_4way.c
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@ -0,0 +1,469 @@
// Copyright (c) 2010 Satoshi Nakamoto
// Copyright (c) 2011 Gilles Risch
// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
// 4-way 128-bit Altivec SHA-256,
// based on tcatm's 4-way 128-bit SSE2 SHA-256
//
//#include "config.h"
#include "miner.h"
#ifdef WANT_ALTIVEC_4WAY
#include <string.h>
#include <assert.h>
//#include <altivec.h>
#include <stdint.h>
#include <stdio.h>
#define NPAR 32
static void DoubleBlockSHA256(const void* pin, void* pout, const void* pinit, unsigned int hash[8][NPAR], const void* init2);
static const unsigned int sha256_consts[] = {
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, /* 0 */
0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, /* 8 */
0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,
0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, /* 16 */
0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,
0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, /* 24 */
0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,
0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, /* 32 */
0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,
0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, /* 40 */
0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,
0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, /* 48 */
0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,
0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, /* 56 */
0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
};
static inline vector unsigned int Ch(const vector unsigned int b, const vector unsigned int c, const vector unsigned int d) {
return vec_sel(d,c,b);
}
static inline vector unsigned int Maj(const vector unsigned int b, const vector unsigned int c, const vector unsigned int d) {
return vec_sel(b,c, vec_xor(b,d));
}
/* RotateRight(x, n) := RotateLeft(x, 32-n) */
/* SHA256 Functions */
#define BIGSIGMA0_256(x) (vec_xor(vec_xor(vec_rl((x), (vector unsigned int)(32-2)),vec_rl((x), (vector unsigned int)(32-13))),vec_rl((x), (vector unsigned int)(32-22))))
#define BIGSIGMA1_256(x) (vec_xor(vec_xor(vec_rl((x), (vector unsigned int)(32-6)),vec_rl((x), (vector unsigned int)(32-11))),vec_rl((x), (vector unsigned int)(32-25))))
#define SIGMA0_256(x) (vec_xor(vec_xor(vec_rl((x), (vector unsigned int)(32- 7)),vec_rl((x), (vector unsigned int)(32-18))), vec_sr((x), (vector unsigned int)(3 ))))
#define SIGMA1_256(x) (vec_xor(vec_xor(vec_rl((x), (vector unsigned int)(32-17)),vec_rl((x), (vector unsigned int)(32-19))), vec_sr((x), (vector unsigned int)(10))))
#define add4(x0, x1, x2, x3) vec_add(vec_add(x0, x1),vec_add( x2,x3))
#define add5(x0, x1, x2, x3, x4) vec_add(add4(x0, x1, x2, x3), x4)
#define SHA256ROUND(a, b, c, d, e, f, g, h, i, w) \
T1 = add5(h, BIGSIGMA1_256(e), Ch(e, f, g), (vector unsigned int)(sha256_consts[i],sha256_consts[i],sha256_consts[i],sha256_consts[i]), w); \
d = vec_add(d, T1); \
h = vec_add(T1, vec_add(BIGSIGMA0_256(a), Maj(a, b, c)));
static const unsigned int pSHA256InitState[8] =
{0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19};
unsigned int ScanHash_altivec_4way(int thr_id, const unsigned char *pmidstate,
unsigned char *pdata,
unsigned char *phash1, unsigned char *phash,
const unsigned char *ptarget,
uint32_t max_nonce, unsigned long *nHashesDone,
uint32_t nonce)
{
unsigned int *nNonce_p = (unsigned int*)(pdata + 12);
work_restart[thr_id].restart = 0;
for (;;)
{
unsigned int thash[9][NPAR] __attribute__((aligned(128)));
int j;
*nNonce_p = nonce;
DoubleBlockSHA256(pdata, phash1, pmidstate, thash, pSHA256InitState);
for (j = 0; j < NPAR; j++)
{
if (unlikely(thash[7][j] == 0))
{
int i;
for (i = 0; i < 32/4; i++)
((unsigned int*)phash)[i] = thash[i][j];
if (fulltest(phash, ptarget)) {
*nHashesDone = nonce;
*nNonce_p = nonce + j;
return nonce + j;
}
}
}
if ((nonce >= max_nonce) || work_restart[thr_id].restart)
{
*nHashesDone = nonce;
return -1;
}
nonce += NPAR;
}
}
static void DoubleBlockSHA256(const void* pin, void* pad, const void *pre, unsigned int thash[9][NPAR], const void *init)
{
unsigned int* In = (unsigned int*)pin;
unsigned int* Pad = (unsigned int*)pad;
unsigned int* hPre = (unsigned int*)pre;
unsigned int* hInit = (unsigned int*)init;
unsigned int /* i, j, */ k;
/* vectors used in calculation */
vector unsigned int w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15;
vector unsigned int T1;
vector unsigned int a, b, c, d, e, f, g, h;
vector unsigned int nonce, preNonce;
/* nonce offset for vector */
vector unsigned int offset = (vector unsigned int)(0, 1, 2, 3);
preNonce = vec_add((vector unsigned int)(In[3],In[3],In[3],In[3]), offset);
for(k = 0; k<NPAR; k+=4)
{
w0 = (vector unsigned int)(In[0],In[0],In[0],In[0]);
w1 = (vector unsigned int)(In[1],In[1],In[1],In[1]);
w2 = (vector unsigned int)(In[2],In[2],In[2],In[2]);
//w3 = (vector unsigned int)(In[3],In[3],In[3],In[3]); nonce will be later hacked into the hash
w4 = (vector unsigned int)(In[4],In[4],In[4],In[4]);
w5 = (vector unsigned int)(In[5],In[5],In[5],In[5]);
w6 = (vector unsigned int)(In[6],In[6],In[6],In[6]);
w7 = (vector unsigned int)(In[7],In[7],In[7],In[7]);
w8 = (vector unsigned int)(In[8],In[8],In[8],In[8]);
w9 = (vector unsigned int)(In[9],In[9],In[9],In[9]);
w10 = (vector unsigned int)(In[10],In[10],In[10],In[10]);
w11 = (vector unsigned int)(In[11],In[11],In[11],In[11]);
w12 = (vector unsigned int)(In[12],In[12],In[12],In[12]);
w13 = (vector unsigned int)(In[13],In[13],In[13],In[13]);
w14 = (vector unsigned int)(In[14],In[14],In[14],In[14]);
w15 = (vector unsigned int)(In[15],In[15],In[15],In[15]);
/* hack nonce into lowest byte of w3 */
nonce = vec_add(preNonce, (vector unsigned int)(k,k,k,k));
w3 = nonce;
//printf ("W3: %08vlx\n", w3);
a = (vector unsigned int)(hPre[0],hPre[0],hPre[0],hPre[0]);
b = (vector unsigned int)(hPre[1],hPre[1],hPre[1],hPre[1]);
c = (vector unsigned int)(hPre[2],hPre[2],hPre[2],hPre[2]);
d = (vector unsigned int)(hPre[3],hPre[3],hPre[3],hPre[3]);
e = (vector unsigned int)(hPre[4],hPre[4],hPre[4],hPre[4]);
f = (vector unsigned int)(hPre[5],hPre[5],hPre[5],hPre[5]);
g = (vector unsigned int)(hPre[6],hPre[6],hPre[6],hPre[6]);
h = (vector unsigned int)(hPre[7],hPre[7],hPre[7],hPre[7]);
SHA256ROUND(a, b, c, d, e, f, g, h, 0, w0);
SHA256ROUND(h, a, b, c, d, e, f, g, 1, w1);
SHA256ROUND(g, h, a, b, c, d, e, f, 2, w2);
SHA256ROUND(f, g, h, a, b, c, d, e, 3, w3);
SHA256ROUND(e, f, g, h, a, b, c, d, 4, w4);
SHA256ROUND(d, e, f, g, h, a, b, c, 5, w5);
SHA256ROUND(c, d, e, f, g, h, a, b, 6, w6);
SHA256ROUND(b, c, d, e, f, g, h, a, 7, w7);
SHA256ROUND(a, b, c, d, e, f, g, h, 8, w8);
SHA256ROUND(h, a, b, c, d, e, f, g, 9, w9);
SHA256ROUND(g, h, a, b, c, d, e, f, 10, w10);
SHA256ROUND(f, g, h, a, b, c, d, e, 11, w11);
SHA256ROUND(e, f, g, h, a, b, c, d, 12, w12);
SHA256ROUND(d, e, f, g, h, a, b, c, 13, w13);
SHA256ROUND(c, d, e, f, g, h, a, b, 14, w14);
SHA256ROUND(b, c, d, e, f, g, h, a, 15, w15);
w0 = add4(SIGMA1_256(w14), w9, SIGMA0_256(w1), w0);
SHA256ROUND(a, b, c, d, e, f, g, h, 16, w0);
w1 = add4(SIGMA1_256(w15), w10, SIGMA0_256(w2), w1);
SHA256ROUND(h, a, b, c, d, e, f, g, 17, w1);
w2 = add4(SIGMA1_256(w0), w11, SIGMA0_256(w3), w2);
SHA256ROUND(g, h, a, b, c, d, e, f, 18, w2);
w3 = add4(SIGMA1_256(w1), w12, SIGMA0_256(w4), w3);
SHA256ROUND(f, g, h, a, b, c, d, e, 19, w3);
w4 = add4(SIGMA1_256(w2), w13, SIGMA0_256(w5), w4);
SHA256ROUND(e, f, g, h, a, b, c, d, 20, w4);
w5 = add4(SIGMA1_256(w3), w14, SIGMA0_256(w6), w5);
SHA256ROUND(d, e, f, g, h, a, b, c, 21, w5);
w6 = add4(SIGMA1_256(w4), w15, SIGMA0_256(w7), w6);
SHA256ROUND(c, d, e, f, g, h, a, b, 22, w6);
w7 = add4(SIGMA1_256(w5), w0, SIGMA0_256(w8), w7);
SHA256ROUND(b, c, d, e, f, g, h, a, 23, w7);
w8 = add4(SIGMA1_256(w6), w1, SIGMA0_256(w9), w8);
SHA256ROUND(a, b, c, d, e, f, g, h, 24, w8);
w9 = add4(SIGMA1_256(w7), w2, SIGMA0_256(w10), w9);
SHA256ROUND(h, a, b, c, d, e, f, g, 25, w9);
w10 = add4(SIGMA1_256(w8), w3, SIGMA0_256(w11), w10);
SHA256ROUND(g, h, a, b, c, d, e, f, 26, w10);
w11 = add4(SIGMA1_256(w9), w4, SIGMA0_256(w12), w11);
SHA256ROUND(f, g, h, a, b, c, d, e, 27, w11);
w12 = add4(SIGMA1_256(w10), w5, SIGMA0_256(w13), w12);
SHA256ROUND(e, f, g, h, a, b, c, d, 28, w12);
w13 = add4(SIGMA1_256(w11), w6, SIGMA0_256(w14), w13);
SHA256ROUND(d, e, f, g, h, a, b, c, 29, w13);
w14 = add4(SIGMA1_256(w12), w7, SIGMA0_256(w15), w14);
SHA256ROUND(c, d, e, f, g, h, a, b, 30, w14);
w15 = add4(SIGMA1_256(w13), w8, SIGMA0_256(w0), w15);
SHA256ROUND(b, c, d, e, f, g, h, a, 31, w15);
w0 = add4(SIGMA1_256(w14), w9, SIGMA0_256(w1), w0);
SHA256ROUND(a, b, c, d, e, f, g, h, 32, w0);
w1 = add4(SIGMA1_256(w15), w10, SIGMA0_256(w2), w1);
SHA256ROUND(h, a, b, c, d, e, f, g, 33, w1);
w2 = add4(SIGMA1_256(w0), w11, SIGMA0_256(w3), w2);
SHA256ROUND(g, h, a, b, c, d, e, f, 34, w2);
w3 = add4(SIGMA1_256(w1), w12, SIGMA0_256(w4), w3);
SHA256ROUND(f, g, h, a, b, c, d, e, 35, w3);
w4 = add4(SIGMA1_256(w2), w13, SIGMA0_256(w5), w4);
SHA256ROUND(e, f, g, h, a, b, c, d, 36, w4);
w5 = add4(SIGMA1_256(w3), w14, SIGMA0_256(w6), w5);
SHA256ROUND(d, e, f, g, h, a, b, c, 37, w5);
w6 = add4(SIGMA1_256(w4), w15, SIGMA0_256(w7), w6);
SHA256ROUND(c, d, e, f, g, h, a, b, 38, w6);
w7 = add4(SIGMA1_256(w5), w0, SIGMA0_256(w8), w7);
SHA256ROUND(b, c, d, e, f, g, h, a, 39, w7);
w8 = add4(SIGMA1_256(w6), w1, SIGMA0_256(w9), w8);
SHA256ROUND(a, b, c, d, e, f, g, h, 40, w8);
w9 = add4(SIGMA1_256(w7), w2, SIGMA0_256(w10), w9);
SHA256ROUND(h, a, b, c, d, e, f, g, 41, w9);
w10 = add4(SIGMA1_256(w8), w3, SIGMA0_256(w11), w10);
SHA256ROUND(g, h, a, b, c, d, e, f, 42, w10);
w11 = add4(SIGMA1_256(w9), w4, SIGMA0_256(w12), w11);
SHA256ROUND(f, g, h, a, b, c, d, e, 43, w11);
w12 = add4(SIGMA1_256(w10), w5, SIGMA0_256(w13), w12);
SHA256ROUND(e, f, g, h, a, b, c, d, 44, w12);
w13 = add4(SIGMA1_256(w11), w6, SIGMA0_256(w14), w13);
SHA256ROUND(d, e, f, g, h, a, b, c, 45, w13);
w14 = add4(SIGMA1_256(w12), w7, SIGMA0_256(w15), w14);
SHA256ROUND(c, d, e, f, g, h, a, b, 46, w14);
w15 = add4(SIGMA1_256(w13), w8, SIGMA0_256(w0), w15);
SHA256ROUND(b, c, d, e, f, g, h, a, 47, w15);
w0 = add4(SIGMA1_256(w14), w9, SIGMA0_256(w1), w0);
SHA256ROUND(a, b, c, d, e, f, g, h, 48, w0);
w1 = add4(SIGMA1_256(w15), w10, SIGMA0_256(w2), w1);
SHA256ROUND(h, a, b, c, d, e, f, g, 49, w1);
w2 = add4(SIGMA1_256(w0), w11, SIGMA0_256(w3), w2);
SHA256ROUND(g, h, a, b, c, d, e, f, 50, w2);
w3 = add4(SIGMA1_256(w1), w12, SIGMA0_256(w4), w3);
SHA256ROUND(f, g, h, a, b, c, d, e, 51, w3);
w4 = add4(SIGMA1_256(w2), w13, SIGMA0_256(w5), w4);
SHA256ROUND(e, f, g, h, a, b, c, d, 52, w4);
w5 = add4(SIGMA1_256(w3), w14, SIGMA0_256(w6), w5);
SHA256ROUND(d, e, f, g, h, a, b, c, 53, w5);
w6 = add4(SIGMA1_256(w4), w15, SIGMA0_256(w7), w6);
SHA256ROUND(c, d, e, f, g, h, a, b, 54, w6);
w7 = add4(SIGMA1_256(w5), w0, SIGMA0_256(w8), w7);
SHA256ROUND(b, c, d, e, f, g, h, a, 55, w7);
w8 = add4(SIGMA1_256(w6), w1, SIGMA0_256(w9), w8);
SHA256ROUND(a, b, c, d, e, f, g, h, 56, w8);
w9 = add4(SIGMA1_256(w7), w2, SIGMA0_256(w10), w9);
SHA256ROUND(h, a, b, c, d, e, f, g, 57, w9);
w10 = add4(SIGMA1_256(w8), w3, SIGMA0_256(w11), w10);
SHA256ROUND(g, h, a, b, c, d, e, f, 58, w10);
w11 = add4(SIGMA1_256(w9), w4, SIGMA0_256(w12), w11);
SHA256ROUND(f, g, h, a, b, c, d, e, 59, w11);
w12 = add4(SIGMA1_256(w10), w5, SIGMA0_256(w13), w12);
SHA256ROUND(e, f, g, h, a, b, c, d, 60, w12);
w13 = add4(SIGMA1_256(w11), w6, SIGMA0_256(w14), w13);
SHA256ROUND(d, e, f, g, h, a, b, c, 61, w13);
w14 = add4(SIGMA1_256(w12), w7, SIGMA0_256(w15), w14);
SHA256ROUND(c, d, e, f, g, h, a, b, 62, w14);
w15 = add4(SIGMA1_256(w13), w8, SIGMA0_256(w0), w15);
SHA256ROUND(b, c, d, e, f, g, h, a, 63, w15);
#define store_load(x, i, dest) \
T1 = (vector unsigned int)((hPre)[i],(hPre)[i],(hPre)[i],(hPre)[i]); \
dest = vec_add(T1, x);
store_load(a, 0, w0);
store_load(b, 1, w1);
store_load(c, 2, w2);
store_load(d, 3, w3);
store_load(e, 4, w4);
store_load(f, 5, w5);
store_load(g, 6, w6);
store_load(h, 7, w7);
/* end of first SHA256 round */
w8 = (vector unsigned int)(Pad[8],Pad[8],Pad[8],Pad[8]);
w9 = (vector unsigned int)(Pad[9],Pad[9],Pad[9],Pad[9]);
w10 = (vector unsigned int)(Pad[10],Pad[10],Pad[10],Pad[10]);
w11 = (vector unsigned int)(Pad[11],Pad[11],Pad[11],Pad[11]);
w12 = (vector unsigned int)(Pad[12],Pad[12],Pad[12],Pad[12]);
w13 = (vector unsigned int)(Pad[13],Pad[13],Pad[13],Pad[13]);
w14 = (vector unsigned int)(Pad[14],Pad[14],Pad[14],Pad[14]);
w15 = (vector unsigned int)(Pad[15],Pad[15],Pad[15],Pad[15]);
a = (vector unsigned int)(hInit[0],hInit[0],hInit[0],hInit[0]);
b = (vector unsigned int)(hInit[1],hInit[1],hInit[1],hInit[1]);
c = (vector unsigned int)(hInit[2],hInit[2],hInit[2],hInit[2]);
d = (vector unsigned int)(hInit[3],hInit[3],hInit[3],hInit[3]);
e = (vector unsigned int)(hInit[4],hInit[4],hInit[4],hInit[4]);
f = (vector unsigned int)(hInit[5],hInit[5],hInit[5],hInit[5]);
g = (vector unsigned int)(hInit[6],hInit[6],hInit[6],hInit[6]);
h = (vector unsigned int)(hInit[7],hInit[7],hInit[7],hInit[7]);
SHA256ROUND(a, b, c, d, e, f, g, h, 0, w0);
SHA256ROUND(h, a, b, c, d, e, f, g, 1, w1);
SHA256ROUND(g, h, a, b, c, d, e, f, 2, w2);
SHA256ROUND(f, g, h, a, b, c, d, e, 3, w3);
SHA256ROUND(e, f, g, h, a, b, c, d, 4, w4);
SHA256ROUND(d, e, f, g, h, a, b, c, 5, w5);
SHA256ROUND(c, d, e, f, g, h, a, b, 6, w6);
SHA256ROUND(b, c, d, e, f, g, h, a, 7, w7);
SHA256ROUND(a, b, c, d, e, f, g, h, 8, w8);
SHA256ROUND(h, a, b, c, d, e, f, g, 9, w9);
SHA256ROUND(g, h, a, b, c, d, e, f, 10, w10);
SHA256ROUND(f, g, h, a, b, c, d, e, 11, w11);
SHA256ROUND(e, f, g, h, a, b, c, d, 12, w12);
SHA256ROUND(d, e, f, g, h, a, b, c, 13, w13);
SHA256ROUND(c, d, e, f, g, h, a, b, 14, w14);
SHA256ROUND(b, c, d, e, f, g, h, a, 15, w15);
w0 = add4(SIGMA1_256(w14), w9, SIGMA0_256(w1), w0);
SHA256ROUND(a, b, c, d, e, f, g, h, 16, w0);
w1 = add4(SIGMA1_256(w15), w10, SIGMA0_256(w2), w1);
SHA256ROUND(h, a, b, c, d, e, f, g, 17, w1);
w2 = add4(SIGMA1_256(w0), w11, SIGMA0_256(w3), w2);
SHA256ROUND(g, h, a, b, c, d, e, f, 18, w2);
w3 = add4(SIGMA1_256(w1), w12, SIGMA0_256(w4), w3);
SHA256ROUND(f, g, h, a, b, c, d, e, 19, w3);
w4 = add4(SIGMA1_256(w2), w13, SIGMA0_256(w5), w4);
SHA256ROUND(e, f, g, h, a, b, c, d, 20, w4);
w5 = add4(SIGMA1_256(w3), w14, SIGMA0_256(w6), w5);
SHA256ROUND(d, e, f, g, h, a, b, c, 21, w5);
w6 = add4(SIGMA1_256(w4), w15, SIGMA0_256(w7), w6);
SHA256ROUND(c, d, e, f, g, h, a, b, 22, w6);
w7 = add4(SIGMA1_256(w5), w0, SIGMA0_256(w8), w7);
SHA256ROUND(b, c, d, e, f, g, h, a, 23, w7);
w8 = add4(SIGMA1_256(w6), w1, SIGMA0_256(w9), w8);
SHA256ROUND(a, b, c, d, e, f, g, h, 24, w8);
w9 = add4(SIGMA1_256(w7), w2, SIGMA0_256(w10), w9);
SHA256ROUND(h, a, b, c, d, e, f, g, 25, w9);
w10 = add4(SIGMA1_256(w8), w3, SIGMA0_256(w11), w10);
SHA256ROUND(g, h, a, b, c, d, e, f, 26, w10);
w11 = add4(SIGMA1_256(w9), w4, SIGMA0_256(w12), w11);
SHA256ROUND(f, g, h, a, b, c, d, e, 27, w11);
w12 = add4(SIGMA1_256(w10), w5, SIGMA0_256(w13), w12);
SHA256ROUND(e, f, g, h, a, b, c, d, 28, w12);
w13 = add4(SIGMA1_256(w11), w6, SIGMA0_256(w14), w13);
SHA256ROUND(d, e, f, g, h, a, b, c, 29, w13);
w14 = add4(SIGMA1_256(w12), w7, SIGMA0_256(w15), w14);
SHA256ROUND(c, d, e, f, g, h, a, b, 30, w14);
w15 = add4(SIGMA1_256(w13), w8, SIGMA0_256(w0), w15);
SHA256ROUND(b, c, d, e, f, g, h, a, 31, w15);
w0 = add4(SIGMA1_256(w14), w9, SIGMA0_256(w1), w0);
SHA256ROUND(a, b, c, d, e, f, g, h, 32, w0);
w1 = add4(SIGMA1_256(w15), w10, SIGMA0_256(w2), w1);
SHA256ROUND(h, a, b, c, d, e, f, g, 33, w1);
w2 = add4(SIGMA1_256(w0), w11, SIGMA0_256(w3), w2);
SHA256ROUND(g, h, a, b, c, d, e, f, 34, w2);
w3 = add4(SIGMA1_256(w1), w12, SIGMA0_256(w4), w3);
SHA256ROUND(f, g, h, a, b, c, d, e, 35, w3);
w4 = add4(SIGMA1_256(w2), w13, SIGMA0_256(w5), w4);
SHA256ROUND(e, f, g, h, a, b, c, d, 36, w4);
w5 = add4(SIGMA1_256(w3), w14, SIGMA0_256(w6), w5);
SHA256ROUND(d, e, f, g, h, a, b, c, 37, w5);
w6 = add4(SIGMA1_256(w4), w15, SIGMA0_256(w7), w6);
SHA256ROUND(c, d, e, f, g, h, a, b, 38, w6);
w7 = add4(SIGMA1_256(w5), w0, SIGMA0_256(w8), w7);
SHA256ROUND(b, c, d, e, f, g, h, a, 39, w7);
w8 = add4(SIGMA1_256(w6), w1, SIGMA0_256(w9), w8);
SHA256ROUND(a, b, c, d, e, f, g, h, 40, w8);
w9 = add4(SIGMA1_256(w7), w2, SIGMA0_256(w10), w9);
SHA256ROUND(h, a, b, c, d, e, f, g, 41, w9);
w10 = add4(SIGMA1_256(w8), w3, SIGMA0_256(w11), w10);
SHA256ROUND(g, h, a, b, c, d, e, f, 42, w10);
w11 = add4(SIGMA1_256(w9), w4, SIGMA0_256(w12), w11);
SHA256ROUND(f, g, h, a, b, c, d, e, 43, w11);
w12 = add4(SIGMA1_256(w10), w5, SIGMA0_256(w13), w12);
SHA256ROUND(e, f, g, h, a, b, c, d, 44, w12);
w13 = add4(SIGMA1_256(w11), w6, SIGMA0_256(w14), w13);
SHA256ROUND(d, e, f, g, h, a, b, c, 45, w13);
w14 = add4(SIGMA1_256(w12), w7, SIGMA0_256(w15), w14);
SHA256ROUND(c, d, e, f, g, h, a, b, 46, w14);
w15 = add4(SIGMA1_256(w13), w8, SIGMA0_256(w0), w15);
SHA256ROUND(b, c, d, e, f, g, h, a, 47, w15);
w0 = add4(SIGMA1_256(w14), w9, SIGMA0_256(w1), w0);
SHA256ROUND(a, b, c, d, e, f, g, h, 48, w0);
w1 = add4(SIGMA1_256(w15), w10, SIGMA0_256(w2), w1);
SHA256ROUND(h, a, b, c, d, e, f, g, 49, w1);
w2 = add4(SIGMA1_256(w0), w11, SIGMA0_256(w3), w2);
SHA256ROUND(g, h, a, b, c, d, e, f, 50, w2);
w3 = add4(SIGMA1_256(w1), w12, SIGMA0_256(w4), w3);
SHA256ROUND(f, g, h, a, b, c, d, e, 51, w3);
w4 = add4(SIGMA1_256(w2), w13, SIGMA0_256(w5), w4);
SHA256ROUND(e, f, g, h, a, b, c, d, 52, w4);
w5 = add4(SIGMA1_256(w3), w14, SIGMA0_256(w6), w5);
SHA256ROUND(d, e, f, g, h, a, b, c, 53, w5);
w6 = add4(SIGMA1_256(w4), w15, SIGMA0_256(w7), w6);
SHA256ROUND(c, d, e, f, g, h, a, b, 54, w6);
w7 = add4(SIGMA1_256(w5), w0, SIGMA0_256(w8), w7);
SHA256ROUND(b, c, d, e, f, g, h, a, 55, w7);
w8 = add4(SIGMA1_256(w6), w1, SIGMA0_256(w9), w8);
SHA256ROUND(a, b, c, d, e, f, g, h, 56, w8);
w9 = add4(SIGMA1_256(w7), w2, SIGMA0_256(w10), w9);
SHA256ROUND(h, a, b, c, d, e, f, g, 57, w9);
w10 = add4(SIGMA1_256(w8), w3, SIGMA0_256(w11), w10);
SHA256ROUND(g, h, a, b, c, d, e, f, 58, w10);
w11 = add4(SIGMA1_256(w9), w4, SIGMA0_256(w12), w11);
SHA256ROUND(f, g, h, a, b, c, d, e, 59, w11);
w12 = add4(SIGMA1_256(w10), w5, SIGMA0_256(w13), w12);
SHA256ROUND(e, f, g, h, a, b, c, d, 60, w12);
/* Skip last 3-rounds; not necessary for H==0 */
/*#if 0
w13 = add4(SIGMA1_256(w11), w6, SIGMA0_256(w14), w13);
SHA256ROUND(d, e, f, g, h, a, b, c, 61, w13);
w14 = add4(SIGMA1_256(w12), w7, SIGMA0_256(w15), w14);
SHA256ROUND(c, d, e, f, g, h, a, b, 62, w14);
w15 = add4(SIGMA1_256(w13), w8, SIGMA0_256(w0), w15);
SHA256ROUND(b, c, d, e, f, g, h, a, 63, w15);
#endif*/
/* store resulsts directly in thash */
#define store_2(x,i) \
w0 = (vector unsigned int)(hInit[i],hInit[i],hInit[i],hInit[i]); \
vec_st(vec_add(w0, x), 0 ,&thash[i][k]);
store_2(a, 0);
store_2(b, 1);
store_2(c, 2);
store_2(d, 3);
store_2(e, 4);
store_2(f, 5);
store_2(g, 6);
store_2(h, 7);
vec_st(nonce, 0 ,&thash[8][k]);
/* writing the results into the array is time intensive */
/* -> try if it´s faster to compare the results with the target inside this function */
}
}
#endif /* WANT_ALTIVEC_4WAY */
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