mirror of https://github.com/GOSTSec/sgminer
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
133 lines
3.0 KiB
133 lines
3.0 KiB
9 years ago
|
// cubehash256
|
||
|
|
// djm34 2015 based on ccminer cubehash512
|
||
|
|
|
||
|
|
#define CUBEHASH_ROUNDS 16 /* this is r for CubeHashr/b */
|
||
|
|
#define CUBEHASH_BLOCKBYTES 32 /* this is b for CubeHashr/b */
|
||
|
|
|
||
|
|
|
||
|
|
#define LROT(x, bits) rotate( x,(uint) bits)
|
||
|
|
|
||
|
|
|
||
|
|
#define ROTATEUPWARDS7(a) LROT(a,7)
|
||
|
|
#define ROTATEUPWARDS11(a) LROT(a,11)
|
||
|
|
|
||
|
|
#define SWAP(a,b) { uint u = a; a = b; b = u; }
|
||
|
|
|
||
|
|
inline void rrounds(uint x[2][2][2][2][2])
|
||
|
|
{
|
||
|
|
int r;
|
||
|
|
int j;
|
||
|
|
int k;
|
||
|
|
int l;
|
||
|
|
int m;
|
||
|
|
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (r = 0; r < CUBEHASH_ROUNDS; ++r) {
|
||
|
|
|
||
|
|
/* "add x_0jklm into x_1jklmn modulo 2^32" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
x[1][j][k][l][m] += x[0][j][k][l][m];
|
||
|
|
|
||
|
|
/* "rotate x_0jklm upwards by 7 bits" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
x[0][j][k][l][m] = ROTATEUPWARDS7(x[0][j][k][l][m]);
|
||
|
|
|
||
|
|
/* "swap x_00klm with x_01klm" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
SWAP(x[0][0][k][l][m], x[0][1][k][l][m])
|
||
|
|
|
||
|
|
/* "xor x_1jklm into x_0jklm" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
x[0][j][k][l][m] ^= x[1][j][k][l][m];
|
||
|
|
|
||
|
|
/* "swap x_1jk0m with x_1jk1m" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
SWAP(x[1][j][k][0][m], x[1][j][k][1][m])
|
||
|
|
|
||
|
|
/* "add x_0jklm into x_1jklm modulo 2^32" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
x[1][j][k][l][m] += x[0][j][k][l][m];
|
||
|
|
|
||
|
|
/* "rotate x_0jklm upwards by 11 bits" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
x[0][j][k][l][m] = ROTATEUPWARDS11(x[0][j][k][l][m]);
|
||
|
|
|
||
|
|
/* "swap x_0j0lm with x_0j1lm" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
SWAP(x[0][j][0][l][m], x[0][j][1][l][m])
|
||
|
|
|
||
|
|
/* "xor x_1jklm into x_0jklm" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (m = 0; m < 2; ++m)
|
||
|
|
x[0][j][k][l][m] ^= x[1][j][k][l][m];
|
||
|
|
|
||
|
|
/* "swap x_1jkl0 with x_1jkl1" */
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (j = 0; j < 2; ++j)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (k = 0; k < 2; ++k)
|
||
|
|
//#pragma unroll 2
|
||
|
|
for (l = 0; l < 2; ++l)
|
||
|
|
SWAP(x[1][j][k][l][0], x[1][j][k][l][1])
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
|