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groestl: enhance sp andmask optimisation 

profile of quark_groestl512_gpu_hash_64_quad()
 before: 35.692ms
 sp : 35.151ms
 new: 35.061ms
master
Tanguy Pruvot 10 years ago
parent
e7beac6b1c
commit
2d98d127f8
1 changed files with 61 additions and 36 deletions
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  1. 97
      groestl_functions_quad.cu

97
groestl_functions_quad.cu
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@ -1,6 +1,7 @@
#include "cuda_helper.h" #include "cuda_helper.h"
__device__ __forceinline__ void G256_Mul2(uint32_t *regs) __device__ __forceinline__
void G256_Mul2(uint32_t *regs)
{ {
uint32_t tmp = regs[7]; uint32_t tmp = regs[7];
regs[7] = regs[6]; regs[7] = regs[6];
@ -13,7 +14,8 @@ __device__ __forceinline__ void G256_Mul2(uint32_t *regs)
regs[0] = tmp; regs[0] = tmp;
} }
__device__ __forceinline__ void G256_AddRoundConstantQ_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0, int round) __device__ __forceinline__
void G256_AddRoundConstantQ_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0, int rnd)
{ {
x0 = ~x0; x0 = ~x0;
x1 = ~x1; x1 = ~x1;
@ -24,35 +26,48 @@ __device__ __forceinline__ void G256_AddRoundConstantQ_quad(uint32_t &x7, uint32
x6 = ~x6; x6 = ~x6;
x7 = ~x7; x7 = ~x7;
if ((threadIdx.x & 0x03) == 3) { #if 0
x0 ^= ((- (round & 0x01) ) & 0xFFFF0000); if ((threadIdx.x & 3) != 3)
x1 ^= ((-((round & 0x02)>>1)) & 0xFFFF0000); return;
x2 ^= ((-((round & 0x04)>>2)) & 0xFFFF0000);
x3 ^= ((-((round & 0x08)>>3)) & 0xFFFF0000); int andmask = 0xFFFF0000;
x4 ^= 0xAAAA0000; #else
x5 ^= 0xCCCC0000; /* from sp: weird but faster */
x6 ^= 0xF0F00000; int andmask = ((~((threadIdx.x & 0x03) - 3)) & 0xFFFF0000);
x7 ^= 0xFF000000; #endif
}
x0 ^= ((- (rnd & 0x01) ) & andmask);
x1 ^= ((-((rnd & 0x02)>>1)) & andmask);
x2 ^= ((-((rnd & 0x04)>>2)) & andmask);
x3 ^= ((-((rnd & 0x08)>>3)) & andmask);
x4 ^= (0xAAAA0000 & andmask);
x5 ^= (0xCCCC0000 & andmask);
x6 ^= (0xF0F00000 & andmask);
x7 ^= (0xFF000000 & andmask);
} }
__device__ __forceinline__ void G256_AddRoundConstantP_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0, int round) __device__ __forceinline__
void G256_AddRoundConstantP_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0, int rnd)
{ {
if ((threadIdx.x & 0x03) == 0) if (threadIdx.x & 3)
{ return;
x4 ^= 0xAAAA;
x5 ^= 0xCCCC; int andmask = 0xFFFF;
x6 ^= 0xF0F0;
x7 ^= 0xFF00; x0 ^= ((- (rnd & 0x01) ) & andmask);
x1 ^= ((-((rnd & 0x02)>>1)) & andmask);
x0 ^= ((- (round & 0x01) ) & 0xFFFF); x2 ^= ((-((rnd & 0x04)>>2)) & andmask);
x1 ^= ((-((round & 0x02)>>1)) & 0xFFFF); x3 ^= ((-((rnd & 0x08)>>3)) & andmask);
x2 ^= ((-((round & 0x04)>>2)) & 0xFFFF);
x3 ^= ((-((round & 0x08)>>3)) & 0xFFFF); x4 ^= 0xAAAAU;
} x5 ^= 0xCCCCU;
x6 ^= 0xF0F0U;
x7 ^= 0xFF00U;
} }
__device__ __forceinline__ void G16mul_quad(uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0, __device__ __forceinline__
void G16mul_quad(uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0,
uint32_t &y3, uint32_t &y2, uint32_t &y1, uint32_t &y0) uint32_t &y3, uint32_t &y2, uint32_t &y1, uint32_t &y0)
{ {
uint32_t t0,t1,t2; uint32_t t0,t1,t2;
@ -70,7 +85,8 @@ __device__ __forceinline__ void G16mul_quad(uint32_t &x3, uint32_t &x2, uint32_t
x0 = (x0 & y0) ^ t0 ^ t2; x0 = (x0 & y0) ^ t0 ^ t2;
} }
__device__ __forceinline__ void G256_inv_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0) __device__ __forceinline__
void G256_inv_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0)
{ {
uint32_t t0,t1,t2,t3,t4,t5,t6,a,b; uint32_t t0,t1,t2,t3,t4,t5,t6,a,b;
@ -106,7 +122,8 @@ __device__ __forceinline__ void G256_inv_quad(uint32_t &x7, uint32_t &x6, uint32
G16mul_quad(x7, x6, x5, x4, t1, t0, t3, t2); G16mul_quad(x7, x6, x5, x4, t1, t0, t3, t2);
} }
__device__ __forceinline__ void transAtoX_quad(uint32_t &x0, uint32_t &x1, uint32_t &x2, uint32_t &x3, uint32_t &x4, uint32_t &x5, uint32_t &x6, uint32_t &x7) __device__ __forceinline__
void transAtoX_quad(uint32_t &x0, uint32_t &x1, uint32_t &x2, uint32_t &x3, uint32_t &x4, uint32_t &x5, uint32_t &x6, uint32_t &x7)
{ {
uint32_t t0, t1; uint32_t t0, t1;
t0 = x0 ^ x1 ^ x2; t0 = x0 ^ x1 ^ x2;
@ -121,7 +138,8 @@ __device__ __forceinline__ void transAtoX_quad(uint32_t &x0, uint32_t &x1, uint3
x5 = x0 ^ t1; x5 = x0 ^ t1;
} }
__device__ __forceinline__ void transXtoA_quad(uint32_t &x0, uint32_t &x1, uint32_t &x2, uint32_t &x3, uint32_t &x4, uint32_t &x5, uint32_t &x6, uint32_t &x7) __device__ __forceinline__
void transXtoA_quad(uint32_t &x0, uint32_t &x1, uint32_t &x2, uint32_t &x3, uint32_t &x4, uint32_t &x5, uint32_t &x6, uint32_t &x7)
{ {
uint32_t t0,t2,t3,t5; uint32_t t0,t2,t3,t5;
@ -145,7 +163,8 @@ __device__ __forceinline__ void transXtoA_quad(uint32_t &x0, uint32_t &x1, uint3
x5 = t5; x5 = t5;
} }
__device__ __forceinline__ void sbox_quad(uint32_t *r) __device__ __forceinline__
void sbox_quad(uint32_t *r)
{ {
transAtoX_quad(r[0], r[1], r[2], r[3], r[4], r[5], r[6], r[7]); transAtoX_quad(r[0], r[1], r[2], r[3], r[4], r[5], r[6], r[7]);
@ -159,7 +178,8 @@ __device__ __forceinline__ void sbox_quad(uint32_t *r)
r[6] = ~r[6]; r[6] = ~r[6];
} }
__device__ __forceinline__ void G256_ShiftBytesP_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0) __device__ __forceinline__
void G256_ShiftBytesP_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0)
{ {
uint32_t t0,t1; uint32_t t0,t1;
@ -200,7 +220,8 @@ __device__ __forceinline__ void G256_ShiftBytesP_quad(uint32_t &x7, uint32_t &x6
x7 = __byte_perm(t0, t1, 0x5410); x7 = __byte_perm(t0, t1, 0x5410);
} }
__device__ __forceinline__ void G256_ShiftBytesQ_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0) __device__ __forceinline__
void G256_ShiftBytesQ_quad(uint32_t &x7, uint32_t &x6, uint32_t &x5, uint32_t &x4, uint32_t &x3, uint32_t &x2, uint32_t &x1, uint32_t &x0)
{ {
uint32_t t0,t1; uint32_t t0,t1;
@ -250,7 +271,8 @@ __device__ __forceinline__ void G256_ShiftBytesQ_quad(uint32_t &x7, uint32_t &x6
#define __shfl(var, srcLane, width) (uint32_t)(var) #define __shfl(var, srcLane, width) (uint32_t)(var)
#endif #endif
__device__ __forceinline__ void G256_MixFunction_quad(uint32_t *r) __device__ __forceinline__
void G256_MixFunction_quad(uint32_t *r)
{ {
#define SHIFT64_16(hi, lo) __byte_perm(lo, hi, 0x5432) #define SHIFT64_16(hi, lo) __byte_perm(lo, hi, 0x5432)
#define A(v, u) __shfl((int)r[v], ((threadIdx.x+u)&0x03), 4) #define A(v, u) __shfl((int)r[v], ((threadIdx.x+u)&0x03), 4)
@ -284,7 +306,8 @@ __device__ __forceinline__ void G256_MixFunction_quad(uint32_t *r)
#undef X #undef X
} }
__device__ __forceinline__ void groestl512_perm_P_quad(uint32_t *r) __device__ __forceinline__
void groestl512_perm_P_quad(uint32_t *r)
{ {
for(int round=0;round<14;round++) for(int round=0;round<14;round++)
{ {
@ -295,7 +318,8 @@ __device__ __forceinline__ void groestl512_perm_P_quad(uint32_t *r)
} }
} }
__device__ __forceinline__ void groestl512_perm_Q_quad(uint32_t *r) __device__ __forceinline__
void groestl512_perm_Q_quad(uint32_t *r)
{ {
for(int round=0;round<14;round++) for(int round=0;round<14;round++)
{ {
@ -306,7 +330,8 @@ __device__ __forceinline__ void groestl512_perm_Q_quad(uint32_t *r)
} }
} }
__device__ __forceinline__ void groestl512_progressMessage_quad(uint32_t *state, uint32_t *message) __device__ __forceinline__
void groestl512_progressMessage_quad(uint32_t *state, uint32_t *message)
{ {
#pragma unroll 8 #pragma unroll 8
for(int u=0;u<8;u++) state[u] = message[u]; for(int u=0;u<8;u++) state[u] = message[u];

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