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#include "utest_helper.hpp"
void compiler_getelementptr_bitcast(void)
{
const size_t n = 16;
float cpu_dst[16], cpu_src[16];
// Setup kernel and buffers
OCL_CREATE_KERNEL("compiler_getelementptr_bitcast");
OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(float), NULL);
OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(float), NULL);
OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
globals[0] = 16;
//must be 1 to pass the test, it is required by the special usage in the kernel
locals[0] = 1;
// Run random tests
for (uint32_t pass = 0; pass < 8; ++pass) {
OCL_MAP_BUFFER(0);
for (int32_t i = 0; i < (int32_t) n; ++i)
cpu_src[i] = ((float*)buf_data[0])[i] = .1f * (rand() & 15) - .75f;
OCL_UNMAP_BUFFER(0);
// Run the kernel on GPU
OCL_NDRANGE(1);
// Run on CPU
for (int32_t i = 0; i < (int32_t) n; ++i){
unsigned char* c = (unsigned char*)&cpu_src[i];
cpu_dst[i] = c[2];
}
// Compare
OCL_MAP_BUFFER(1);
for (int32_t i = 0; i < (int32_t) n; ++i){
//printf("src:%f, gpu_dst: %f, cpu_dst: %f\n", cpu_src[i], ((float *)buf_data[1])[i], cpu_dst[i]);
OCL_ASSERT(((float *)buf_data[1])[i] == cpu_dst[i]);
}
OCL_UNMAP_BUFFER(1);
}
}
MAKE_UTEST_FROM_FUNCTION(compiler_getelementptr_bitcast);
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