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sgminer/kernel/arebyp.cl

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/*-
* Copyright 2009 Colin Percival, 2011 ArtForz, 2011 pooler, 2012 mtrlt,
* 2012-2013 Con Kolivas, 2013 Alexey Karimov.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file was originally written by Colin Percival as part of the Tarsnap
* online backup system.
*/
/* N (nfactor), CPU/Memory cost parameter */
__constant uint N[] = {
0x00000001U, /* never used, padding */
0x00000002U,
0x00000004U,
0x00000008U,
0x00000010U,
0x00000020U,
0x00000040U,
0x00000080U,
0x00000100U,
0x00000200U,
0x00000400U, /* 2^10 == 1024, Litecoin scrypt default */
0x00000800U,
0x00001000U,
0x00002000U,
0x00004000U,
0x00008000U,
0x00010000U,
0x00020000U,
0x00040000U,
0x00080000U,
0x00100000U
};
/* Backwards compatibility, if NFACTOR not defined, default to 10 for scrypt */
#ifndef NFACTOR
#define NFACTOR 10
#endif
__constant uint ES[2] = { 0x00FF00FF, 0xFF00FF00 };
__constant uint K[] = {
0x428a2f98U,
0x71374491U,
0xb5c0fbcfU,
0xe9b5dba5U,
0x3956c25bU,
0x59f111f1U,
0x923f82a4U,
0xab1c5ed5U,
0xd807aa98U,
0x12835b01U,
0x243185beU, // 10
0x550c7dc3U,
0x72be5d74U,
0x80deb1feU,
0x9bdc06a7U,
0xe49b69c1U,
0xefbe4786U,
0x0fc19dc6U,
0x240ca1ccU,
0x2de92c6fU,
0x4a7484aaU, // 20
0x5cb0a9dcU,
0x76f988daU,
0x983e5152U,
0xa831c66dU,
0xb00327c8U,
0xbf597fc7U,
0xc6e00bf3U,
0xd5a79147U,
0x06ca6351U,
0x14292967U, // 30
0x27b70a85U,
0x2e1b2138U,
0x4d2c6dfcU,
0x53380d13U,
0x650a7354U,
0x766a0abbU,
0x81c2c92eU,
0x92722c85U,
0xa2bfe8a1U,
0xa81a664bU, // 40
0xc24b8b70U,
0xc76c51a3U,
0xd192e819U,
0xd6990624U,
0xf40e3585U,
0x106aa070U,
0x19a4c116U,
0x1e376c08U,
0x2748774cU,
0x34b0bcb5U, // 50
0x391c0cb3U,
0x4ed8aa4aU,
0x5b9cca4fU,
0x682e6ff3U,
0x748f82eeU,
0x78a5636fU,
0x84c87814U,
0x8cc70208U,
0x90befffaU,
0xa4506cebU, // 60
0xbef9a3f7U,
0xc67178f2U,
0x98c7e2a2U,
0xfc08884dU,
0xcd2a11aeU,
0x510e527fU,
0x9b05688cU,
0xC3910C8EU,
0xfb6feee7U,
0x2a01a605U, // 70
0x0c2e12e0U,
0x4498517BU,
0x6a09e667U,
0xa4ce148bU,
0x95F61999U,
0xc19bf174U,
0xBB67AE85U,
0x3C6EF372U,
0xA54FF53AU,
0x1F83D9ABU, // 80
0x5BE0CD19U,
0x5C5C5C5CU,
0x36363636U,
0x80000000U,
0x000003FFU,
0x00000280U,
0x000004a0U,
0x00000300U
};
#define rotl(x,y) rotate(x,y)
#define Ch(x,y,z) bitselect(z,y,x)
#define Maj(x,y,z) Ch((x^z),y,z)
#define EndianSwap(n) (rotl(n & ES[0], 24U)|rotl(n & ES[1], 8U))
#define Tr2(x) (rotl(x, 30U) ^ rotl(x, 19U) ^ rotl(x, 10U))
#define Tr1(x) (rotl(x, 26U) ^ rotl(x, 21U) ^ rotl(x, 7U))
#define Wr2(x) (rotl(x, 25U) ^ rotl(x, 14U) ^ (x>>3U))
#define Wr1(x) (rotl(x, 15U) ^ rotl(x, 13U) ^ (x>>10U))
#define RND(a, b, c, d, e, f, g, h, k) \
h += Tr1(e); \
h += Ch(e, f, g); \
h += k; \
d += h; \
h += Tr2(a); \
h += Maj(a, b, c);
void SHA256(uint4*restrict state0,uint4*restrict state1, const uint4 block0, const uint4 block1, const uint4 block2, const uint4 block3)
{
uint4 S0 = *state0;
uint4 S1 = *state1;
#define A S0.x
#define B S0.y
#define C S0.z
#define D S0.w
#define E S1.x
#define F S1.y
#define G S1.z
#define H S1.w
uint4 W[4];
W[ 0].x = block0.x;
RND(A,B,C,D,E,F,G,H, W[0].x+ K[0]);
W[ 0].y = block0.y;
RND(H,A,B,C,D,E,F,G, W[0].y+ K[1]);
W[ 0].z = block0.z;
RND(G,H,A,B,C,D,E,F, W[0].z+ K[2]);
W[ 0].w = block0.w;
RND(F,G,H,A,B,C,D,E, W[0].w+ K[3]);
W[ 1].x = block1.x;
RND(E,F,G,H,A,B,C,D, W[1].x+ K[4]);
W[ 1].y = block1.y;
RND(D,E,F,G,H,A,B,C, W[1].y+ K[5]);
W[ 1].z = block1.z;
RND(C,D,E,F,G,H,A,B, W[1].z+ K[6]);
W[ 1].w = block1.w;
RND(B,C,D,E,F,G,H,A, W[1].w+ K[7]);
W[ 2].x = block2.x;
RND(A,B,C,D,E,F,G,H, W[2].x+ K[8]);
W[ 2].y = block2.y;
RND(H,A,B,C,D,E,F,G, W[2].y+ K[9]);
W[ 2].z = block2.z;
RND(G,H,A,B,C,D,E,F, W[2].z+ K[10]);
W[ 2].w = block2.w;
RND(F,G,H,A,B,C,D,E, W[2].w+ K[11]);
W[ 3].x = block3.x;
RND(E,F,G,H,A,B,C,D, W[3].x+ K[12]);
W[ 3].y = block3.y;
RND(D,E,F,G,H,A,B,C, W[3].y+ K[13]);
W[ 3].z = block3.z;
RND(C,D,E,F,G,H,A,B, W[3].z+ K[14]);
W[ 3].w = block3.w;
RND(B,C,D,E,F,G,H,A, W[3].w+ K[76]);
W[ 0].x += Wr1(W[ 3].z) + W[ 2].y + Wr2(W[ 0].y);
RND(A,B,C,D,E,F,G,H, W[0].x+ K[15]);
W[ 0].y += Wr1(W[ 3].w) + W[ 2].z + Wr2(W[ 0].z);
RND(H,A,B,C,D,E,F,G, W[0].y+ K[16]);
W[ 0].z += Wr1(W[ 0].x) + W[ 2].w + Wr2(W[ 0].w);
RND(G,H,A,B,C,D,E,F, W[0].z+ K[17]);
W[ 0].w += Wr1(W[ 0].y) + W[ 3].x + Wr2(W[ 1].x);
RND(F,G,H,A,B,C,D,E, W[0].w+ K[18]);
W[ 1].x += Wr1(W[ 0].z) + W[ 3].y + Wr2(W[ 1].y);
RND(E,F,G,H,A,B,C,D, W[1].x+ K[19]);
W[ 1].y += Wr1(W[ 0].w) + W[ 3].z + Wr2(W[ 1].z);
RND(D,E,F,G,H,A,B,C, W[1].y+ K[20]);
W[ 1].z += Wr1(W[ 1].x) + W[ 3].w + Wr2(W[ 1].w);
RND(C,D,E,F,G,H,A,B, W[1].z+ K[21]);
W[ 1].w += Wr1(W[ 1].y) + W[ 0].x + Wr2(W[ 2].x);
RND(B,C,D,E,F,G,H,A, W[1].w+ K[22]);
W[ 2].x += Wr1(W[ 1].z) + W[ 0].y + Wr2(W[ 2].y);
RND(A,B,C,D,E,F,G,H, W[2].x+ K[23]);
W[ 2].y += Wr1(W[ 1].w) + W[ 0].z + Wr2(W[ 2].z);
RND(H,A,B,C,D,E,F,G, W[2].y+ K[24]);
W[ 2].z += Wr1(W[ 2].x) + W[ 0].w + Wr2(W[ 2].w);
RND(G,H,A,B,C,D,E,F, W[2].z+ K[25]);
W[ 2].w += Wr1(W[ 2].y) + W[ 1].x + Wr2(W[ 3].x);
RND(F,G,H,A,B,C,D,E, W[2].w+ K[26]);
W[ 3].x += Wr1(W[ 2].z) + W[ 1].y + Wr2(W[ 3].y);
RND(E,F,G,H,A,B,C,D, W[3].x+ K[27]);
W[ 3].y += Wr1(W[ 2].w) + W[ 1].z + Wr2(W[ 3].z);
RND(D,E,F,G,H,A,B,C, W[3].y+ K[28]);
W[ 3].z += Wr1(W[ 3].x) + W[ 1].w + Wr2(W[ 3].w);
RND(C,D,E,F,G,H,A,B, W[3].z+ K[29]);
W[ 3].w += Wr1(W[ 3].y) + W[ 2].x + Wr2(W[ 0].x);
RND(B,C,D,E,F,G,H,A, W[3].w+ K[30]);
W[ 0].x += Wr1(W[ 3].z) + W[ 2].y + Wr2(W[ 0].y);
RND(A,B,C,D,E,F,G,H, W[0].x+ K[31]);
W[ 0].y += Wr1(W[ 3].w) + W[ 2].z + Wr2(W[ 0].z);
RND(H,A,B,C,D,E,F,G, W[0].y+ K[32]);
W[ 0].z += Wr1(W[ 0].x) + W[ 2].w + Wr2(W[ 0].w);
RND(G,H,A,B,C,D,E,F, W[0].z+ K[33]);
W[ 0].w += Wr1(W[ 0].y) + W[ 3].x + Wr2(W[ 1].x);
RND(F,G,H,A,B,C,D,E, W[0].w+ K[34]);
W[ 1].x += Wr1(W[ 0].z) + W[ 3].y + Wr2(W[ 1].y);
RND(E,F,G,H,A,B,C,D, W[1].x+ K[35]);
W[ 1].y += Wr1(W[ 0].w) + W[ 3].z + Wr2(W[ 1].z);
RND(D,E,F,G,H,A,B,C, W[1].y+ K[36]);
W[ 1].z += Wr1(W[ 1].x) + W[ 3].w + Wr2(W[ 1].w);
RND(C,D,E,F,G,H,A,B, W[1].z+ K[37]);
W[ 1].w += Wr1(W[ 1].y) + W[ 0].x + Wr2(W[ 2].x);
RND(B,C,D,E,F,G,H,A, W[1].w+ K[38]);
W[ 2].x += Wr1(W[ 1].z) + W[ 0].y + Wr2(W[ 2].y);
RND(A,B,C,D,E,F,G,H, W[2].x+ K[39]);
W[ 2].y += Wr1(W[ 1].w) + W[ 0].z + Wr2(W[ 2].z);
RND(H,A,B,C,D,E,F,G, W[2].y+ K[40]);
W[ 2].z += Wr1(W[ 2].x) + W[ 0].w + Wr2(W[ 2].w);
RND(G,H,A,B,C,D,E,F, W[2].z+ K[41]);
W[ 2].w += Wr1(W[ 2].y) + W[ 1].x + Wr2(W[ 3].x);
RND(F,G,H,A,B,C,D,E, W[2].w+ K[42]);
W[ 3].x += Wr1(W[ 2].z) + W[ 1].y + Wr2(W[ 3].y);
RND(E,F,G,H,A,B,C,D, W[3].x+ K[43]);
W[ 3].y += Wr1(W[ 2].w) + W[ 1].z + Wr2(W[ 3].z);
RND(D,E,F,G,H,A,B,C, W[3].y+ K[44]);
W[ 3].z += Wr1(W[ 3].x) + W[ 1].w + Wr2(W[ 3].w);
RND(C,D,E,F,G,H,A,B, W[3].z+ K[45]);
W[ 3].w += Wr1(W[ 3].y) + W[ 2].x + Wr2(W[ 0].x);
RND(B,C,D,E,F,G,H,A, W[3].w+ K[46]);
W[ 0].x += Wr1(W[ 3].z) + W[ 2].y + Wr2(W[ 0].y);
RND(A,B,C,D,E,F,G,H, W[0].x+ K[47]);
W[ 0].y += Wr1(W[ 3].w) + W[ 2].z + Wr2(W[ 0].z);
RND(H,A,B,C,D,E,F,G, W[0].y+ K[48]);
W[ 0].z += Wr1(W[ 0].x) + W[ 2].w + Wr2(W[ 0].w);
RND(G,H,A,B,C,D,E,F, W[0].z+ K[49]);
W[ 0].w += Wr1(W[ 0].y) + W[ 3].x + Wr2(W[ 1].x);
RND(F,G,H,A,B,C,D,E, W[0].w+ K[50]);
W[ 1].x += Wr1(W[ 0].z) + W[ 3].y + Wr2(W[ 1].y);
RND(E,F,G,H,A,B,C,D, W[1].x+ K[51]);
W[ 1].y += Wr1(W[ 0].w) + W[ 3].z + Wr2(W[ 1].z);
RND(D,E,F,G,H,A,B,C, W[1].y+ K[52]);
W[ 1].z += Wr1(W[ 1].x) + W[ 3].w + Wr2(W[ 1].w);
RND(C,D,E,F,G,H,A,B, W[1].z+ K[53]);
W[ 1].w += Wr1(W[ 1].y) + W[ 0].x + Wr2(W[ 2].x);
RND(B,C,D,E,F,G,H,A, W[1].w+ K[54]);
W[ 2].x += Wr1(W[ 1].z) + W[ 0].y + Wr2(W[ 2].y);
RND(A,B,C,D,E,F,G,H, W[2].x+ K[55]);
W[ 2].y += Wr1(W[ 1].w) + W[ 0].z + Wr2(W[ 2].z);
RND(H,A,B,C,D,E,F,G, W[2].y+ K[56]);
W[ 2].z += Wr1(W[ 2].x) + W[ 0].w + Wr2(W[ 2].w);
RND(G,H,A,B,C,D,E,F, W[2].z+ K[57]);
W[ 2].w += Wr1(W[ 2].y) + W[ 1].x + Wr2(W[ 3].x);
RND(F,G,H,A,B,C,D,E, W[2].w+ K[58]);
W[ 3].x += Wr1(W[ 2].z) + W[ 1].y + Wr2(W[ 3].y);
RND(E,F,G,H,A,B,C,D, W[3].x+ K[59]);
W[ 3].y += Wr1(W[ 2].w) + W[ 1].z + Wr2(W[ 3].z);
RND(D,E,F,G,H,A,B,C, W[3].y+ K[60]);
W[ 3].z += Wr1(W[ 3].x) + W[ 1].w + Wr2(W[ 3].w);
RND(C,D,E,F,G,H,A,B, W[3].z+ K[61]);
W[ 3].w += Wr1(W[ 3].y) + W[ 2].x + Wr2(W[ 0].x);
RND(B,C,D,E,F,G,H,A, W[3].w+ K[62]);
#undef A
#undef B
#undef C
#undef D
#undef E
#undef F
#undef G
#undef H
*state0 += S0;
*state1 += S1;
}
void SHA256_fresh(uint4*restrict state0,uint4*restrict state1, const uint4 block0, const uint4 block1, const uint4 block2, const uint4 block3)
{
#define A (*state0).x
#define B (*state0).y
#define C (*state0).z
#define D (*state0).w
#define E (*state1).x
#define F (*state1).y
#define G (*state1).z
#define H (*state1).w
uint4 W[4];
W[0].x = block0.x;
D= K[63] +W[0].x;
H= K[64] +W[0].x;
W[0].y = block0.y;
C= K[65] +Tr1(D)+Ch(D, K[66], K[67])+W[0].y;
G= K[68] +C+Tr2(H)+Ch(H, K[69] ,K[70]);
W[0].z = block0.z;
B= K[71] +Tr1(C)+Ch(C,D,K[66])+W[0].z;
F= K[72] +B+Tr2(G)+Maj(G,H, K[73]);
W[0].w = block0.w;
A= K[74] +Tr1(B)+Ch(B,C,D)+W[0].w;
E= K[75] +A+Tr2(F)+Maj(F,G,H);
W[1].x = block1.x;
RND(E,F,G,H,A,B,C,D, W[1].x+ K[4]);
W[1].y = block1.y;
RND(D,E,F,G,H,A,B,C, W[1].y+ K[5]);
W[1].z = block1.z;
RND(C,D,E,F,G,H,A,B, W[1].z+ K[6]);
W[1].w = block1.w;
RND(B,C,D,E,F,G,H,A, W[1].w+ K[7]);
W[2].x = block2.x;
RND(A,B,C,D,E,F,G,H, W[2].x+ K[8]);
W[2].y = block2.y;
RND(H,A,B,C,D,E,F,G, W[2].y+ K[9]);
W[2].z = block2.z;
RND(G,H,A,B,C,D,E,F, W[2].z+ K[10]);
W[2].w = block2.w;
RND(F,G,H,A,B,C,D,E, W[2].w+ K[11]);
W[3].x = block3.x;
RND(E,F,G,H,A,B,C,D, W[3].x+ K[12]);
W[3].y = block3.y;
RND(D,E,F,G,H,A,B,C, W[3].y+ K[13]);
W[3].z = block3.z;
RND(C,D,E,F,G,H,A,B, W[3].z+ K[14]);
W[3].w = block3.w;
RND(B,C,D,E,F,G,H,A, W[3].w+ K[76]);
W[0].x += Wr1(W[3].z) + W[2].y + Wr2(W[0].y);
RND(A,B,C,D,E,F,G,H, W[0].x+ K[15]);
W[0].y += Wr1(W[3].w) + W[2].z + Wr2(W[0].z);
RND(H,A,B,C,D,E,F,G, W[0].y+ K[16]);
W[0].z += Wr1(W[0].x) + W[2].w + Wr2(W[0].w);
RND(G,H,A,B,C,D,E,F, W[0].z+ K[17]);
W[0].w += Wr1(W[0].y) + W[3].x + Wr2(W[1].x);
RND(F,G,H,A,B,C,D,E, W[0].w+ K[18]);
W[1].x += Wr1(W[0].z) + W[3].y + Wr2(W[1].y);
RND(E,F,G,H,A,B,C,D, W[1].x+ K[19]);
W[1].y += Wr1(W[0].w) + W[3].z + Wr2(W[1].z);
RND(D,E,F,G,H,A,B,C, W[1].y+ K[20]);
W[1].z += Wr1(W[1].x) + W[3].w + Wr2(W[1].w);
RND(C,D,E,F,G,H,A,B, W[1].z+ K[21]);
W[1].w += Wr1(W[1].y) + W[0].x + Wr2(W[2].x);
RND(B,C,D,E,F,G,H,A, W[1].w+ K[22]);
W[2].x += Wr1(W[1].z) + W[0].y + Wr2(W[2].y);
RND(A,B,C,D,E,F,G,H, W[2].x+ K[23]);
W[2].y += Wr1(W[1].w) + W[0].z + Wr2(W[2].z);
RND(H,A,B,C,D,E,F,G, W[2].y+ K[24]);
W[2].z += Wr1(W[2].x) + W[0].w + Wr2(W[2].w);
RND(G,H,A,B,C,D,E,F, W[2].z+ K[25]);
W[2].w += Wr1(W[2].y) + W[1].x + Wr2(W[3].x);
RND(F,G,H,A,B,C,D,E, W[2].w+ K[26]);
W[3].x += Wr1(W[2].z) + W[1].y + Wr2(W[3].y);
RND(E,F,G,H,A,B,C,D, W[3].x+ K[27]);
W[3].y += Wr1(W[2].w) + W[1].z + Wr2(W[3].z);
RND(D,E,F,G,H,A,B,C, W[3].y+ K[28]);
W[3].z += Wr1(W[3].x) + W[1].w + Wr2(W[3].w);
RND(C,D,E,F,G,H,A,B, W[3].z+ K[29]);
W[3].w += Wr1(W[3].y) + W[2].x + Wr2(W[0].x);
RND(B,C,D,E,F,G,H,A, W[3].w+ K[30]);
W[0].x += Wr1(W[3].z) + W[2].y + Wr2(W[0].y);
RND(A,B,C,D,E,F,G,H, W[0].x+ K[31]);
W[0].y += Wr1(W[3].w) + W[2].z + Wr2(W[0].z);
RND(H,A,B,C,D,E,F,G, W[0].y+ K[32]);
W[0].z += Wr1(W[0].x) + W[2].w + Wr2(W[0].w);
RND(G,H,A,B,C,D,E,F, W[0].z+ K[33]);
W[0].w += Wr1(W[0].y) + W[3].x + Wr2(W[1].x);
RND(F,G,H,A,B,C,D,E, W[0].w+ K[34]);
W[1].x += Wr1(W[0].z) + W[3].y + Wr2(W[1].y);
RND(E,F,G,H,A,B,C,D, W[1].x+ K[35]);
W[1].y += Wr1(W[0].w) + W[3].z + Wr2(W[1].z);
RND(D,E,F,G,H,A,B,C, W[1].y+ K[36]);
W[1].z += Wr1(W[1].x) + W[3].w + Wr2(W[1].w);
RND(C,D,E,F,G,H,A,B, W[1].z+ K[37]);
W[1].w += Wr1(W[1].y) + W[0].x + Wr2(W[2].x);
RND(B,C,D,E,F,G,H,A, W[1].w+ K[38]);
W[2].x += Wr1(W[1].z) + W[0].y + Wr2(W[2].y);
RND(A,B,C,D,E,F,G,H, W[2].x+ K[39]);
W[2].y += Wr1(W[1].w) + W[0].z + Wr2(W[2].z);
RND(H,A,B,C,D,E,F,G, W[2].y+ K[40]);
W[2].z += Wr1(W[2].x) + W[0].w + Wr2(W[2].w);
RND(G,H,A,B,C,D,E,F, W[2].z+ K[41]);
W[2].w += Wr1(W[2].y) + W[1].x + Wr2(W[3].x);
RND(F,G,H,A,B,C,D,E, W[2].w+ K[42]);
W[3].x += Wr1(W[2].z) + W[1].y + Wr2(W[3].y);
RND(E,F,G,H,A,B,C,D, W[3].x+ K[43]);
W[3].y += Wr1(W[2].w) + W[1].z + Wr2(W[3].z);
RND(D,E,F,G,H,A,B,C, W[3].y+ K[44]);
W[3].z += Wr1(W[3].x) + W[1].w + Wr2(W[3].w);
RND(C,D,E,F,G,H,A,B, W[3].z+ K[45]);
W[3].w += Wr1(W[3].y) + W[2].x + Wr2(W[0].x);
RND(B,C,D,E,F,G,H,A, W[3].w+ K[46]);
W[0].x += Wr1(W[3].z) + W[2].y + Wr2(W[0].y);
RND(A,B,C,D,E,F,G,H, W[0].x+ K[47]);
W[0].y += Wr1(W[3].w) + W[2].z + Wr2(W[0].z);
RND(H,A,B,C,D,E,F,G, W[0].y+ K[48]);
W[0].z += Wr1(W[0].x) + W[2].w + Wr2(W[0].w);
RND(G,H,A,B,C,D,E,F, W[0].z+ K[49]);
W[0].w += Wr1(W[0].y) + W[3].x + Wr2(W[1].x);
RND(F,G,H,A,B,C,D,E, W[0].w+ K[50]);
W[1].x += Wr1(W[0].z) + W[3].y + Wr2(W[1].y);
RND(E,F,G,H,A,B,C,D, W[1].x+ K[51]);
W[1].y += Wr1(W[0].w) + W[3].z + Wr2(W[1].z);
RND(D,E,F,G,H,A,B,C, W[1].y+ K[52]);
W[1].z += Wr1(W[1].x) + W[3].w + Wr2(W[1].w);
RND(C,D,E,F,G,H,A,B, W[1].z+ K[53]);
W[1].w += Wr1(W[1].y) + W[0].x + Wr2(W[2].x);
RND(B,C,D,E,F,G,H,A, W[1].w+ K[54]);
W[2].x += Wr1(W[1].z) + W[0].y + Wr2(W[2].y);
RND(A,B,C,D,E,F,G,H, W[2].x+ K[55]);
W[2].y += Wr1(W[1].w) + W[0].z + Wr2(W[2].z);
RND(H,A,B,C,D,E,F,G, W[2].y+ K[56]);
W[2].z += Wr1(W[2].x) + W[0].w + Wr2(W[2].w);
RND(G,H,A,B,C,D,E,F, W[2].z+ K[57]);
W[2].w += Wr1(W[2].y) + W[1].x + Wr2(W[3].x);
RND(F,G,H,A,B,C,D,E, W[2].w+ K[58]);
W[3].x += Wr1(W[2].z) + W[1].y + Wr2(W[3].y);
RND(E,F,G,H,A,B,C,D, W[3].x+ K[59]);
W[3].y += Wr1(W[2].w) + W[1].z + Wr2(W[3].z);
RND(D,E,F,G,H,A,B,C, W[3].y+ K[60]);
W[3].z += Wr1(W[3].x) + W[1].w + Wr2(W[3].w);
RND(C,D,E,F,G,H,A,B, W[3].z+ K[61]);
W[3].w += Wr1(W[3].y) + W[2].x + Wr2(W[0].x);
RND(B,C,D,E,F,G,H,A, W[3].w+ K[62]);
#undef A
#undef B
#undef C
#undef D
#undef E
#undef F
#undef G
#undef H
*state0 += (uint4)(K[73], K[77], K[78], K[79]);
*state1 += (uint4)(K[66], K[67], K[80], K[81]);
}
__constant uint fixedW[64] =
{
0x428a2f99,0xf1374491,0xb5c0fbcf,0xe9b5dba5,0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5,
0xd807aa98,0x12835b01,0x243185be,0x550c7dc3,0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf794,
0xf59b89c2,0x73924787,0x23c6886e,0xa42ca65c,0x15ed3627,0x4d6edcbf,0xe28217fc,0xef02488f,
0xb707775c,0x0468c23f,0xe7e72b4c,0x49e1f1a2,0x4b99c816,0x926d1570,0xaa0fc072,0xadb36e2c,
0xad87a3ea,0xbcb1d3a3,0x7b993186,0x562b9420,0xbff3ca0c,0xda4b0c23,0x6cd8711a,0x8f337caa,
0xc91b1417,0xc359dce1,0xa83253a7,0x3b13c12d,0x9d3d725d,0xd9031a84,0xb1a03340,0x16f58012,
0xe64fb6a2,0xe84d923a,0xe93a5730,0x09837686,0x078ff753,0x29833341,0xd5de0b7e,0x6948ccf4,
0xe0a1adbe,0x7c728e11,0x511c78e4,0x315b45bd,0xfca71413,0xea28f96a,0x79703128,0x4e1ef848,
};
void SHA256_fixed(uint4*restrict state0,uint4*restrict state1)
{
uint4 S0 = *state0;
uint4 S1 = *state1;
#define A S0.x
#define B S0.y
#define C S0.z
#define D S0.w
#define E S1.x
#define F S1.y
#define G S1.z
#define H S1.w
RND(A,B,C,D,E,F,G,H, fixedW[0]);
RND(H,A,B,C,D,E,F,G, fixedW[1]);
RND(G,H,A,B,C,D,E,F, fixedW[2]);
RND(F,G,H,A,B,C,D,E, fixedW[3]);
RND(E,F,G,H,A,B,C,D, fixedW[4]);
RND(D,E,F,G,H,A,B,C, fixedW[5]);
RND(C,D,E,F,G,H,A,B, fixedW[6]);
RND(B,C,D,E,F,G,H,A, fixedW[7]);
RND(A,B,C,D,E,F,G,H, fixedW[8]);
RND(H,A,B,C,D,E,F,G, fixedW[9]);
RND(G,H,A,B,C,D,E,F, fixedW[10]);
RND(F,G,H,A,B,C,D,E, fixedW[11]);
RND(E,F,G,H,A,B,C,D, fixedW[12]);
RND(D,E,F,G,H,A,B,C, fixedW[13]);
RND(C,D,E,F,G,H,A,B, fixedW[14]);
RND(B,C,D,E,F,G,H,A, fixedW[15]);
RND(A,B,C,D,E,F,G,H, fixedW[16]);
RND(H,A,B,C,D,E,F,G, fixedW[17]);
RND(G,H,A,B,C,D,E,F, fixedW[18]);
RND(F,G,H,A,B,C,D,E, fixedW[19]);
RND(E,F,G,H,A,B,C,D, fixedW[20]);
RND(D,E,F,G,H,A,B,C, fixedW[21]);
RND(C,D,E,F,G,H,A,B, fixedW[22]);
RND(B,C,D,E,F,G,H,A, fixedW[23]);
RND(A,B,C,D,E,F,G,H, fixedW[24]);
RND(H,A,B,C,D,E,F,G, fixedW[25]);
RND(G,H,A,B,C,D,E,F, fixedW[26]);
RND(F,G,H,A,B,C,D,E, fixedW[27]);
RND(E,F,G,H,A,B,C,D, fixedW[28]);
RND(D,E,F,G,H,A,B,C, fixedW[29]);
RND(C,D,E,F,G,H,A,B, fixedW[30]);
RND(B,C,D,E,F,G,H,A, fixedW[31]);
RND(A,B,C,D,E,F,G,H, fixedW[32]);
RND(H,A,B,C,D,E,F,G, fixedW[33]);
RND(G,H,A,B,C,D,E,F, fixedW[34]);
RND(F,G,H,A,B,C,D,E, fixedW[35]);
RND(E,F,G,H,A,B,C,D, fixedW[36]);
RND(D,E,F,G,H,A,B,C, fixedW[37]);
RND(C,D,E,F,G,H,A,B, fixedW[38]);
RND(B,C,D,E,F,G,H,A, fixedW[39]);
RND(A,B,C,D,E,F,G,H, fixedW[40]);
RND(H,A,B,C,D,E,F,G, fixedW[41]);
RND(G,H,A,B,C,D,E,F, fixedW[42]);
RND(F,G,H,A,B,C,D,E, fixedW[43]);
RND(E,F,G,H,A,B,C,D, fixedW[44]);
RND(D,E,F,G,H,A,B,C, fixedW[45]);
RND(C,D,E,F,G,H,A,B, fixedW[46]);
RND(B,C,D,E,F,G,H,A, fixedW[47]);
RND(A,B,C,D,E,F,G,H, fixedW[48]);
RND(H,A,B,C,D,E,F,G, fixedW[49]);
RND(G,H,A,B,C,D,E,F, fixedW[50]);
RND(F,G,H,A,B,C,D,E, fixedW[51]);
RND(E,F,G,H,A,B,C,D, fixedW[52]);
RND(D,E,F,G,H,A,B,C, fixedW[53]);
RND(C,D,E,F,G,H,A,B, fixedW[54]);
RND(B,C,D,E,F,G,H,A, fixedW[55]);
RND(A,B,C,D,E,F,G,H, fixedW[56]);
RND(H,A,B,C,D,E,F,G, fixedW[57]);
RND(G,H,A,B,C,D,E,F, fixedW[58]);
RND(F,G,H,A,B,C,D,E, fixedW[59]);
RND(E,F,G,H,A,B,C,D, fixedW[60]);
RND(D,E,F,G,H,A,B,C, fixedW[61]);
RND(C,D,E,F,G,H,A,B, fixedW[62]);
RND(B,C,D,E,F,G,H,A, fixedW[63]);
#undef A
#undef B
#undef C
#undef D
#undef E
#undef F
#undef G
#undef H
*state0 += S0;
*state1 += S1;
}
void shittify(uint4 B[8])
{
uint4 tmp[4];
tmp[0] = (uint4)(B[1].x,B[2].y,B[3].z,B[0].w);
tmp[1] = (uint4)(B[2].x,B[3].y,B[0].z,B[1].w);
tmp[2] = (uint4)(B[3].x,B[0].y,B[1].z,B[2].w);
tmp[3] = (uint4)(B[0].x,B[1].y,B[2].z,B[3].w);
#pragma unroll
for(uint i=0; i<4; ++i)
B[i] = EndianSwap(tmp[i]);
tmp[0] = (uint4)(B[5].x,B[6].y,B[7].z,B[4].w);
tmp[1] = (uint4)(B[6].x,B[7].y,B[4].z,B[5].w);
tmp[2] = (uint4)(B[7].x,B[4].y,B[5].z,B[6].w);
tmp[3] = (uint4)(B[4].x,B[5].y,B[6].z,B[7].w);
#pragma unroll
for(uint i=0; i<4; ++i)
B[i+4] = EndianSwap(tmp[i]);
}
void unshittify(uint4 B[8])
{
uint4 tmp[4];
tmp[0] = (uint4)(B[3].x,B[2].y,B[1].z,B[0].w);
tmp[1] = (uint4)(B[0].x,B[3].y,B[2].z,B[1].w);
tmp[2] = (uint4)(B[1].x,B[0].y,B[3].z,B[2].w);
tmp[3] = (uint4)(B[2].x,B[1].y,B[0].z,B[3].w);
#pragma unroll
for(uint i=0; i<4; ++i)
B[i] = EndianSwap(tmp[i]);
tmp[0] = (uint4)(B[7].x,B[6].y,B[5].z,B[4].w);
tmp[1] = (uint4)(B[4].x,B[7].y,B[6].z,B[5].w);
tmp[2] = (uint4)(B[5].x,B[4].y,B[7].z,B[6].w);
tmp[3] = (uint4)(B[6].x,B[5].y,B[4].z,B[7].w);
#pragma unroll
for(uint i=0; i<4; ++i)
B[i+4] = EndianSwap(tmp[i]);
}
#define SALSAUNROLLED
#ifdef SALSAUNROLLED
void salsa(uint4 B[8])
{
uint4 w[4];
w[0] = (B[0]^=B[4]);
w[1] = (B[1]^=B[5]);
w[2] = (B[2]^=B[6]);
w[3] = (B[3]^=B[7]);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] = (B[4]^=(B[0]+=w[0]));
w[1] = (B[5]^=(B[1]+=w[1]));
w[2] = (B[6]^=(B[2]+=w[2]));
w[3] = (B[7]^=(B[3]+=w[3]));
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
B[4] += w[0];
B[5] += w[1];
B[6] += w[2];
B[7] += w[3];
}
#else
void salsa(uint4 B[8])
{
uint4 w[4];
#pragma unroll
for(uint i=0; i<4; ++i)
w[i] = (B[i]^=B[i+4]);
#pragma unroll
for(uint i=0; i<4; ++i)
{
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
}
#pragma unroll
for(uint i=0; i<4; ++i)
w[i] = (B[i+4]^=(B[i]+=w[i]));
#pragma unroll
for(uint i=0; i<4; ++i)
{
w[0] ^= rotl(w[3] +w[2] , 7U);
w[1] ^= rotl(w[0] +w[3] , 9U);
w[2] ^= rotl(w[1] +w[0] ,13U);
w[3] ^= rotl(w[2] +w[1] ,18U);
w[2] ^= rotl(w[3].wxyz+w[0].zwxy, 7U);
w[1] ^= rotl(w[2].wxyz+w[3].zwxy, 9U);
w[0] ^= rotl(w[1].wxyz+w[2].zwxy,13U);
w[3] ^= rotl(w[0].wxyz+w[1].zwxy,18U);
}
#pragma unroll
for(uint i=0; i<4; ++i)
B[i+4] += w[i];
}
#endif
#if (LOOKUP_GAP != 2)
wrong lookup gap!
#endif
void scrypt_core(uint4 X[8], __global uint4*restrict lookup)
{
const uint zSIZE = 8;
const uint ySIZE = N[NFACTOR] / 2;
const uint xSIZE = CONCURRENT_THREADS;
uint4 V[8];
uint x = get_global_id(0) % xSIZE;
uint z;
uint y;
uint i;
uint CO;
ushort progress; // Progress state
ushort state;
CO = 8 * x;
for (y = 0; y < ySIZE; ++y, CO += (xSIZE - 1) * (zSIZE))
{
#pragma unroll
for (z = 0; z < zSIZE; ++z, CO++)
lookup[CO] = X[z];
// Next salsa
salsa(X);
salsa(X);
}
//------------------------------------------------------------------------------------------------------------
uint cotmp = x * zSIZE;
progress = 0;
for (i = 0; i < N[NFACTOR] + (N[NFACTOR] / LOOKUP_GAP) + 42; i++)
{
//if (progress < 2 * N[NFACTOR])
{
y = X[7].x & (N[NFACTOR]-1);
CO = cotmp + (y / LOOKUP_GAP) * (xSIZE) * zSIZE;
state = ((progress & 1) << 1) | (y & 1);
if (state != 3)
{
#pragma unroll
for (z = 0; z < zSIZE; ++z, CO++)
V[z] = lookup[CO];
}
if (state != 1)
{
#pragma unroll
for (z = 0; z < zSIZE; ++z)
V[z] ^= X[z];
}
salsa(V);
ushort cond = (state != 1) && (progress < 2 * N[NFACTOR]);
if (cond)
{
#pragma unroll
for (z = 0; z < zSIZE; ++z)
X[z] = V[z];
}
// S/y
// 00 +2
// 01 +1
// 11 +1
// 10 error
progress += (state == 0)? 2 : 1;
}
}
}
#define SCRYPT_FOUND (0xFF)
#define SETFOUND(Xnonce) output[output[SCRYPT_FOUND]++] = Xnonce
__attribute__((reqd_work_group_size(WORKSIZE, 1, 1)))
__kernel void search(__global const uint4 * restrict input,
volatile __global uint*restrict output, __global uint4*restrict padcache,
const uint4 midstate0, const uint4 midstate16, const uint target)
{
uint4 X[8];
uint4 tstate0, tstate1, ostate0, ostate1;
uint4 tmp0, tmp1;
uint4 data = (uint4)(input[4].x,input[4].y,input[4].z, get_global_id(0));
uint4 pad0 = midstate0, pad1 = midstate16;
SHA256(&pad0,&pad1, data, (uint4)(K[84],0,0,0), (uint4)(0,0,0,0), (uint4)(0,0,0, K[86]));
SHA256_fresh(&ostate0,&ostate1, pad0^ K[82], pad1^ K[82], K[82], K[82]);
SHA256_fresh(&tstate0,&tstate1, pad0^ K[83], pad1^ K[83], K[83], K[83]);
tmp0 = tstate0;
tmp1 = tstate1;
SHA256(&tstate0, &tstate1, input[0],input[1],input[2],input[3]);
#pragma unroll
for (uint i=0; i<4; i++)
{
pad0 = tstate0;
pad1 = tstate1;
X[rotl(i,1U) ] = ostate0;
X[rotl(i,1U)+1] = ostate1;
SHA256(&pad0,&pad1, data, (uint4)(i+1,K[84],0,0), (uint4)(0,0,0,0), (uint4)(0,0,0, K[87]));
SHA256(X+rotl(i,1U),X+rotl(i,1U)+1, pad0, pad1, (uint4)(K[84], 0U, 0U, 0U), (uint4)(0U, 0U, 0U, K[88]));
}
shittify(X);
scrypt_core(X,padcache);
unshittify(X);
SHA256(&tmp0,&tmp1, X[0], X[1], X[2], X[3]);
SHA256(&tmp0,&tmp1, X[4], X[5], X[6], X[7]);
SHA256_fixed(&tmp0,&tmp1);
SHA256(&ostate0,&ostate1, tmp0, tmp1, (uint4)(K[84], 0U, 0U, 0U), (uint4)(0U, 0U, 0U, K[88]));
bool result = (EndianSwap(ostate1.w) <= target);
if (result)
SETFOUND(get_global_id(0));
}