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#include "utest_helper.hpp"
namespace {
template<typename T>
T get_max();
template<typename U>
void test(const char *kernel_name)
{
const size_t n = 65;
// Setup kernel and buffers
OCL_CREATE_KERNEL_FROM_FILE("compiler_ctz", kernel_name);
OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(U), NULL);
OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(U), NULL);
OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
OCL_MAP_BUFFER(0);
for (uint32_t i = 0; i < n; ++i) {
((U*)buf_data[0])[i] = 1ll << i;
if(i == sizeof(U)*8)
((U*)buf_data[0])[i] = 0;
}
OCL_UNMAP_BUFFER(0);
globals[0] = n;
locals[0] = 1;
OCL_NDRANGE(1);
OCL_MAP_BUFFER(1);
for (uint32_t i = 0; i < n; ++i) {
if(sizeof(U) == 1 && i <= 8 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i );
else if(sizeof(U) == 2 && i <= 16 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i );
else if(sizeof(U) == 4 && i <= 32 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i );
else if(sizeof(U) == 8 && i <= 64 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i );
}
OCL_UNMAP_BUFFER(1);
}
}
#define compiler_ctz(type, kernel)\
static void compiler_ctz_ ##type(void)\
{\
test<type>(# kernel);\
}\
MAKE_UTEST_FROM_FUNCTION(compiler_ctz_ ## type);
compiler_ctz(uint64_t, compiler_ctz_ulong)
compiler_ctz(uint32_t, compiler_ctz_uint)
compiler_ctz(uint16_t, compiler_ctz_ushort)
compiler_ctz(uint8_t, compiler_ctz_uchar)
compiler_ctz(int64_t, compiler_ctz_long)
compiler_ctz(int32_t, compiler_ctz_int)
compiler_ctz(int16_t, compiler_ctz_short)
compiler_ctz(int8_t, compiler_ctz_char)
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