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#include "utest_helper.hpp"
void compiler_sub_group_shuffle_xor_int(void)
{
if(!cl_check_subgroups())
return;
const size_t n = 32;
const int32_t buf_size = 4 * n + 1;
// Setup kernel and buffers
OCL_CREATE_KERNEL_FROM_FILE("compiler_sub_group_shuffle_xor",
"compiler_sub_group_shuffle_xor_int");
OCL_CREATE_BUFFER(buf[0], 0, buf_size * sizeof(int), NULL);
OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
int c = 3;
OCL_SET_ARG(1, sizeof(int), &c);
globals[0] = n;
locals[0] = 16;
OCL_MAP_BUFFER(0);
for (int32_t i = 0; i < buf_size; ++i)
((int*)buf_data[0])[i] = -1;
OCL_UNMAP_BUFFER(0);
// Run the kernel on GPU
OCL_NDRANGE(1);
// Compare
OCL_MAP_BUFFER(0);
int* dst = (int *)buf_data[0];
int suggroupsize = dst[0];
OCL_ASSERT(suggroupsize == 8 || suggroupsize == 16);
dst++;
for (int32_t i = 0; i < (int32_t) n; ++i){
int round = i / suggroupsize;
int index = i % suggroupsize;
OCL_ASSERT(index == dst[4*i]);
//printf("%d %d %d %d\n", i, dst[4*i+1], dst[4*i+2], dst[4*i+3]);
OCL_ASSERT((round * suggroupsize + (c ^ index)) == dst[4*i+1]);
OCL_ASSERT((round * suggroupsize + (index ^ (suggroupsize - index -1))) == dst[4*i+2]);
OCL_ASSERT((round * suggroupsize + (index ^ (index + 1) % suggroupsize)) == dst[4*i+3]);
}
OCL_UNMAP_BUFFER(0);
}
MAKE_UTEST_FROM_FUNCTION(compiler_sub_group_shuffle_xor_int);
void compiler_sub_group_shuffle_xor_short(void)
{
if(!cl_check_subgroups_short())
return;
const size_t n = 32;
const int32_t buf_size = 4 * n + 1;
// Setup kernel and buffers
OCL_CALL(cl_kernel_init, "compiler_sub_group_shuffle_xor.cl",
"compiler_sub_group_shuffle_xor_short",
SOURCE, "-DSHORT");
OCL_CREATE_BUFFER(buf[0], 0, buf_size * sizeof(short), NULL);
OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
int c = 3;
OCL_SET_ARG(1, sizeof(int), &c);
globals[0] = n;
locals[0] = 16;
OCL_MAP_BUFFER(0);
for (int32_t i = 0; i < buf_size; ++i)
((short*)buf_data[0])[i] = -1;
OCL_UNMAP_BUFFER(0);
// Run the kernel on GPU
OCL_NDRANGE(1);
// Compare
OCL_MAP_BUFFER(0);
short* dst = (short *)buf_data[0];
short suggroupsize = dst[0];
OCL_ASSERT(suggroupsize == 8 || suggroupsize == 16);
dst++;
for (int32_t i = 0; i < (int32_t) n; ++i){
int round = i / suggroupsize;
int index = i % suggroupsize;
OCL_ASSERT(index == dst[4*i]);
//printf("%d %d %d %d\n", i, dst[4*i+1], dst[4*i+2], dst[4*i+3]);
OCL_ASSERT((round * suggroupsize + (c ^ index)) == dst[4*i+1]);
OCL_ASSERT((round * suggroupsize + (index ^ (suggroupsize - index -1))) == dst[4*i+2]);
OCL_ASSERT((round * suggroupsize + (index ^ (index + 1) % suggroupsize)) == dst[4*i+3]);
}
OCL_UNMAP_BUFFER(0);
}
MAKE_UTEST_FROM_FUNCTION(compiler_sub_group_shuffle_xor_short);
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