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#include "utest_helper.hpp"
#include <cmath>
void compiler_remove_negative_add(void) {
const int n = 1024;
float src[n];
// Setup kernel and buffers
OCL_CREATE_KERNEL("compiler_remove_negative_add");
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] = n;
locals[0] = 16;
for (int j = 0; j < 1024; j++) {
OCL_MAP_BUFFER(0);
for (int i = 0; i < n; ++i) {
src[i] = ((float *)buf_data[0])[i] = (j * n + i + 1) * 0.001f;
}
OCL_UNMAP_BUFFER(0);
OCL_NDRANGE(1);
OCL_MAP_BUFFER(1);
float *dst = (float *)buf_data[1];
for (int i = 0; i < n; ++i) {
float cpu = exp2(-src[i]);
float gpu = dst[i];
if (fabsf(cpu - gpu) >= 1e-3) {
printf("%f %f %f", src[i], cpu, gpu);
OCL_ASSERT(0);
}
}
OCL_UNMAP_BUFFER(1);
}
}
MAKE_UTEST_FROM_FUNCTION(compiler_remove_negative_add);
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