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#include "utest_helper.hpp"
#include <cmath>
#include <algorithm>
#include <string.h>
#define GROUP_NUM 16
#define LOCAL_SIZE 256
static void cpu_compiler_atomic(int *dst, int *src)
{
dst[4] = 0xffffffff;
int tmp[16] = { 0 };
tmp[4] = -1;
for(int j=0; j<LOCAL_SIZE; j++) {
int i = j % 12;
switch(i) {
case 0: tmp[i] += 1; break;
case 1: tmp[i] -= 1; break;
case 2: tmp[i] += src[j]; break;
case 3: tmp[i] -= src[j]; break;
case 4: tmp[i] &= ~(src[j]<<(j>>4)); break;
case 5: tmp[i] |= src[j]<<(j>>4); break;
case 6: tmp[i] ^= src[j]; break;
case 7: tmp[i] = tmp[i] < -src[j] ? tmp[i] : -src[j]; break;
case 8: tmp[i] = tmp[i] > src[j] ? tmp[i] : src[j]; break;
case 9: tmp[i] = (unsigned int)tmp[i] < (unsigned int)(-src[j]) ? tmp[i] : -src[j]; break;
case 10: tmp[i] = (unsigned int)tmp[i] > (unsigned int)(src[j]) ? tmp[i] : src[j]; break;
case 11: tmp[i] = src[10]; break;
default: break;
}
}
for(int k=0; k<GROUP_NUM; k++) {
for(int j=0; j<LOCAL_SIZE; j++) {
int i = j % 12;
switch(i) {
case 0: dst[i] += 1; break;
case 1: dst[i] -= 1; break;
case 2: dst[i] += src[j]; break;
case 3: dst[i] -= src[j]; break;
case 4: dst[i] &= ~(src[j]<<(j>>4)); break;
case 5: dst[i] |= src[j]<<(j>>4); break;
case 6: dst[i] ^= src[j]; break;
case 7: dst[i] = dst[i] < -src[j] ? dst[i] : -src[j]; break;
case 8: dst[i] = dst[i] > src[j] ? dst[i] : src[j]; break;
case 9: dst[i] = (unsigned int)dst[i] < (unsigned int)(-src[j]) ? dst[i] : -src[j]; break;
case 10: dst[i] = (unsigned int)dst[i] > (unsigned int)(src[j]) ? dst[i] : src[j]; break;
case 11: dst[i] = src[10]; break;
default: break;
}
}
}
for(int i=0; i<12; i++)
dst[i+12] = tmp[i];
}
static void compiler_atomic_functions(void)
{
const size_t n = GROUP_NUM * LOCAL_SIZE;
int cpu_dst[24] = {0}, cpu_src[256];
globals[0] = n;
locals[0] = LOCAL_SIZE;
// Setup kernel and buffers
OCL_CREATE_KERNEL("compiler_atomic_functions");
OCL_CREATE_BUFFER(buf[0], 0, 24 * sizeof(int), NULL);
OCL_CREATE_BUFFER(buf[1], 0, locals[0] * sizeof(int), NULL);
OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
OCL_SET_ARG(1, 16 * sizeof(int), NULL);
OCL_SET_ARG(2, sizeof(cl_mem), &buf[1]);
OCL_MAP_BUFFER(0);
memset(buf_data[0], 0, 24 * sizeof(int));
((int *)buf_data[0])[4] = -1;
OCL_UNMAP_BUFFER(0);
OCL_MAP_BUFFER(1);
for (uint32_t i = 0; i < locals[0]; ++i)
cpu_src[i] = ((int*)buf_data[1])[i] = rand() & 0xff;
cpu_compiler_atomic(cpu_dst, cpu_src);
OCL_UNMAP_BUFFER(1);
OCL_NDRANGE(1);
OCL_MAP_BUFFER(0);
// Check results
for(int i=0; i<24; i++) {
//printf("The dst(%d) gpu(0x%x) cpu(0x%x)\n", i, ((uint32_t *)buf_data[0])[i], cpu_dst[i]);
OCL_ASSERT(((int *)buf_data[0])[i] == cpu_dst[i]);
}
OCL_UNMAP_BUFFER(0);
}
MAKE_UTEST_FROM_FUNCTION(compiler_atomic_functions)
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