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OpenCL 1.0 does not have native atomic_add and extremely slow support with atom_add so detect opencl1.0 and use a non-atomic workaround.

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This commit is contained in:
Con Kolivas 2012-08-23 23:25:32 +10:00
parent ec522bdfdb
commit 4fbe5bed15
6 changed files with 127 additions and 98 deletions
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54
diablo120823.cl
View File

@ -1244,28 +1244,33 @@ void search(
#define FOUND (0x0F)
#if defined(OCL1)
#define SETFOUND(Xfound, Xnonce) do { \
(Xfound) = output[FOUND]; \
output[FOUND] += 1; \
output[Xfound] = Xnonce; \
} while (0)
#else
#define SETFOUND(Xfound, Xnonce) do { \
Xfound = atomic_add(&output[FOUND], 1); \
output[Xfound] = Xnonce; \
} while (0)
#endif
#if defined(VECTORS4)
bool result = any(ZA[924] == 0x136032EDU);
if (result) {
uint found;
if (ZA[924].x == 0x136032EDU) {
found = atomic_add(&output[FOUND], 1);
output[found] = Znonce.x;
}
if (ZA[924].y == 0x136032EDU) {
found = atomic_add(&output[FOUND], 1);
output[found] = Znonce.y;
}
if (ZA[924].z == 0x136032EDU) {
found = atomic_add(&output[FOUND], 1);
output[found] = Znonce.z;
}
if (ZA[924].w == 0x136032EDU) {
found = atomic_add(&output[FOUND], 1);
output[found] = Znonce.w;
}
if (ZA[924].x == 0x136032EDU)
SETFOUND(found, Znonce.x);
if (ZA[924].y == 0x136032EDU)
SETFOUND(found, Znonce.y);
if (ZA[924].z == 0x136032EDU)
SETFOUND(found, Znonce.z);
if (ZA[924].w == 0x136032EDU)
SETFOUND(found, Znonce.w);
}
#elif defined(VECTORS2)
bool result = any(ZA[924] == 0x136032EDU);
@ -1273,19 +1278,16 @@ void search(
if (result) {
uint found;
if (ZA[924].x == 0x136032EDU) {
found = atomic_add(&output[FOUND], 1);
output[found] = Znonce.x;
}
if (ZA[924].y == 0x136032EDU) {
found = atomic_add(&output[FOUND], 1);
output[found] = Znonce.y;
}
if (ZA[924].x == 0x136032EDU)
SETFOUND(found, Znonce.x);
if (ZA[924].y == 0x136032EDU)
SETFOUND(found, Znonce.y);
}
#else
if (ZA[924] == 0x136032EDU) {
uint found = atomic_add(&output[FOUND], 1);
output[found] = Znonce;
uint found;
SETFOUND(found, Znonce);
}
#endif
}

54
diakgcn120823.cl
View File

@ -573,44 +573,46 @@ __kernel
#define FOUND (0x0F)
#if defined(OCL1)
#define SETFOUND(Xfound, Xnonce) do { \
(Xfound) = output[FOUND]; \
output[FOUND] += 1; \
output[Xfound] = Xnonce; \
} while (0)
#else
#define SETFOUND(Xfound, Xnonce) do { \
Xfound = atomic_add(&output[FOUND], 1); \
output[Xfound] = Xnonce; \
} while (0)
#endif
#ifdef VECTORS4
if ((V[7].x == 0x136032edU) ^ (V[7].y == 0x136032edU) ^ (V[7].z == 0x136032edU) ^ (V[7].w == 0x136032edU)) {
uint found;
if (V[7].x == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.x;
}
if (V[7].y == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.y;
}
if (V[7].z == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.z;
}
if (V[7].w == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.w;
}
if (V[7].x == 0x136032edU)
SETFOUND(found, nonce.x);
if (V[7].y == 0x136032edU)
SETFOUND(found, nonce.y);
if (V[7].z == 0x136032edU)
SETFOUND(found, nonce.z);
if (V[7].w == 0x136032edU)
SETFOUND(found, nonce.w);
}
#elif defined VECTORS2
if ((V[7].x == 0x136032edU) + (V[7].y == 0x136032edU)) {
uint found;
if (V[7].x == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.x;
}
if (V[7].y == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.y;
}
if (V[7].x == 0x136032edU)
SETFOUND(found, nonce.x);
if (V[7].y == 0x136032edU)
SETFOUND(found, nonce.y);
}
#else
if (V[7] == 0x136032edU) {
uint found = atomic_add(&output[FOUND], 1);
output[found] = nonce;
uint found;
SETFOUND(found, nonce);
}
#endif
}

3
ocl.c
View File

@ -659,6 +659,9 @@ build:
if (clState->goffset)
strcat(CompilerOptions, " -D GOFFSET");
if (!clState->hasOpenCL11plus)
strcat(CompilerOptions, " -D OCL1");
applog(LOG_DEBUG, "CompilerOptions: %s", CompilerOptions);
status = clBuildProgram(clState->program, 1, &devices[gpu], CompilerOptions , NULL, NULL);
free(CompilerOptions);

54
phatk120823.cl
View File

@ -389,46 +389,48 @@ void search( const uint state0, const uint state1, const uint state2, const uint
#define FOUND (0x0F)
#if defined(OCL1)
#define SETFOUND(Xfound, Xnonce) do { \
(Xfound) = output[FOUND]; \
output[FOUND] += 1; \
output[Xfound] = Xnonce; \
} while (0)
#else
#define SETFOUND(Xfound, Xnonce) do { \
Xfound = atomic_add(&output[FOUND], 1); \
output[Xfound] = Xnonce; \
} while (0)
#endif
#ifdef VECTORS4
bool result = W[117].x & W[117].y & W[117].z & W[117].w;
if (!result) {
uint found;
if (!W[117].x) {
found = atomic_add(&output[FOUND], 1);
output[found] = W[3].x;
}
if (!W[117].y) {
found = atomic_add(&output[FOUND], 1);
output[found] = W[3].y;
}
if (!W[117].z) {
found = atomic_add(&output[FOUND], 1);
output[found] = W[3].z;
}
if (!W[117].w) {
found = atomic_add(&output[FOUND], 1);
output[found] = W[3].w;
}
if (!W[117].x)
SETFOUND(found, W[3].x);
if (!W[117].y)
SETFOUND(found, W[3].y);
if (!W[117].z)
SETFOUND(found, W[3].z);
if (!W[117].w)
SETFOUND(found, W[3].w);
}
#elif defined VECTORS2
bool result = W[117].x & W[117].y;
if (!result) {
uint found;
if (!W[117].x) {
found = atomic_add(&output[FOUND], 1);
output[found] = W[3].x;
}
if (!W[117].y) {
found = atomic_add(&output[FOUND], 1);
output[found] = W[3].y;
}
if (!W[117].x)
SETFOUND(found, W[3].x);
if (!W[117].y)
SETFOUND(found, W[3].y);
}
#else
if (!W[117]) {
uint found = atomic_add(&output[FOUND], 1);
output[found] = W[3];
uint found;
SETFOUND(found, W[3]);
}
#endif
}

42
poclbm120823.cl
View File

@ -1323,34 +1323,40 @@ Vals[2]+=ch(Vals[1],Vals[4],Vals[3]);
#define FOUND (0x0F)
#if defined(OCL1)
#define SETFOUND(Xfound, Xnonce) do { \
(Xfound) = output[FOUND]; \
output[FOUND] += 1; \
output[Xfound] = Xnonce; \
} while (0)
#else
#define SETFOUND(Xfound, Xnonce) do { \
Xfound = atomic_add(&output[FOUND], 1); \
output[Xfound] = Xnonce; \
} while (0)
#endif
#if defined(VECTORS2) || defined(VECTORS4)
if (any(Vals[2] == 0x136032edU)) {
uint found;
if (Vals[2].x == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.x;
}
if (Vals[2].y == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.y;
}
if (Vals[2].x == 0x136032edU)
SETFOUND(found, nonce.x);
if (Vals[2].y == 0x136032edU)
SETFOUND(found, nonce.y);
#if defined(VECTORS4)
if (Vals[2].z == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.z;
}
if (Vals[2].w == 0x136032edU) {
found = atomic_add(&output[FOUND], 1);
output[found] = nonce.w;
}
if (Vals[2].z == 0x136032edU)
SETFOUND(found, nonce.z);
if (Vals[2].w == 0x136032edU)
SETFOUND(found, nonce.w);
#endif
}
#else
if (Vals[2] == 0x136032edU) {
uint found = atomic_add(&output[FOUND], 1);
output[found] = nonce;
uint found;
SETFOUND(found, nonce);
}
#endif
}

18
scrypt120823.cl
View File

@ -684,6 +684,19 @@ void scrypt_core(uint4 X[8], __global uint4*restrict lookup)
#define FOUND (0x0F)
#if defined(OCL1)
#define SETFOUND(Xfound, Xnonce) do { \
(Xfound) = output[FOUND]; \
output[FOUND] += 1; \
output[Xfound] = Xnonce; \
} while (0)
#else
#define SETFOUND(Xfound, Xnonce) do { \
Xfound = atomic_add(&output[FOUND], 1); \
output[Xfound] = Xnonce; \
} while (0)
#endif
__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,
@ -722,8 +735,9 @@ const uint4 midstate0, const uint4 midstate16, const uint target)
bool result = (EndianSwap(ostate1.w) <= target);
if (result) {
uint found = atomic_add(&output[FOUND], 1);
output[found] = gid;
uint found;
SETFOUND(found, gid);
}
}