static inline void
build_program_compute_hash(cl_program program)
{
SHA1_CTX hash_ctx;
int total_binary_size, i;
pocl_SHA1_Init(&hash_ctx);
if (program->source)
{
pocl_SHA1_Update(&hash_ctx, (uint8_t*) program->source, strlen(program->source));
}
else /* Program was created with clCreateProgramWithBinary() */
{
total_binary_size = 0;
for (i = 0; i < program->num_devices; ++i)
total_binary_size += program->binary_sizes[i];
/* Binaries are stored in continuous chunk of memory starting from binaries[0] */
pocl_SHA1_Update(&hash_ctx, (uint8_t*) program->binaries[0], total_binary_size);
}
if (program->compiler_options)
pocl_SHA1_Update(&hash_ctx, (uint8_t*) program->compiler_options,
strlen(program->compiler_options));
/* The kernel compiler work-group function method affects the
produced binary heavily. */
const char *wg_method =
pocl_get_string_option ("POCL_WORK_GROUP_METHOD", "");
pocl_SHA1_Update (&hash_ctx, (uint8_t*) wg_method, strlen (wg_method));
pocl_SHA1_Update (&hash_ctx, (uint8_t*) PACKAGE_VERSION,
strlen (PACKAGE_VERSION));
pocl_SHA1_Update (&hash_ctx, (uint8_t*) LLVM_VERSION,
strlen (LLVM_VERSION));
pocl_SHA1_Update (&hash_ctx, (uint8_t*) POCL_BUILD_TIMESTAMP,
strlen (POCL_BUILD_TIMESTAMP));
/*devices may include their own information to hash */
for (i = 0; i < program->num_devices; ++i)
{
if (program->devices[i]->ops->build_hash)
program->devices[i]->ops->build_hash (program->devices[i]->data,
&hash_ctx);
}
pocl_SHA1_Final(&hash_ctx, program->build_hash);
}
static inline void
build_program_compute_hash(cl_program program,
unsigned device_i,
const char* preprocessed_source,
size_t source_len)
{
SHA1_CTX hash_ctx;
unsigned i;
cl_device_id device = program->devices[device_i];
pocl_SHA1_Init(&hash_ctx);
if (program->source) {
assert(preprocessed_source);
assert(source_len > 0);
pocl_SHA1_Update(&hash_ctx, (uint8_t*)preprocessed_source,
source_len);
} else { /* Program was created with clCreateProgramWithBinary() */
assert(program->binaries[device_i]);
pocl_SHA1_Update(&hash_ctx,
(uint8_t*) program->binaries[device_i],
program->binary_sizes[device_i]);
}
if (program->compiler_options)
pocl_SHA1_Update(&hash_ctx, (uint8_t*) program->compiler_options,
strlen(program->compiler_options));
/* The kernel compiler work-group function method affects the
produced binary heavily. */
const char *wg_method=
pocl_get_string_option("POCL_WORK_GROUP_METHOD", "");
pocl_SHA1_Update(&hash_ctx, (uint8_t*) wg_method, strlen(wg_method));
pocl_SHA1_Update(&hash_ctx, (uint8_t*) PACKAGE_VERSION,
strlen(PACKAGE_VERSION));
pocl_SHA1_Update(&hash_ctx, (uint8_t*) LLVM_VERSION,
strlen(LLVM_VERSION));
pocl_SHA1_Update(&hash_ctx, (uint8_t*) POCL_BUILD_TIMESTAMP,
strlen(POCL_BUILD_TIMESTAMP));
pocl_SHA1_Update(&hash_ctx, (const uint8_t *)POCL_KERNELLIB_SHA1,
strlen(POCL_KERNELLIB_SHA1));
/*devices may include their own information to hash */
if (device->ops->build_hash)
device->ops->build_hash(device->data, &hash_ctx);
uint8_t digest[SHA1_DIGEST_SIZE];
pocl_SHA1_Final(&hash_ctx, digest);
unsigned char* hashstr = program->build_hash[device_i];
for (i=0; i < SHA1_DIGEST_SIZE; i++)
{
*hashstr++ = (digest[i] & 0x0F) + 65;
*hashstr++ = ((digest[i] & 0xF0) >> 4) + 65;
}
*hashstr = 0;
program->build_hash[device_i][2] = '/';
}
