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#include "utest_helper.hpp"
namespace {
template<typename T>
T get_max();
#define DEF_TEMPLATE_MAX(TYPE, NAME) \
template <> \
TYPE get_max<TYPE>() \
{ \
static TYPE max = CL_##NAME##_MAX; \
return max; \
} \
\
template <> \
u##TYPE get_max<u##TYPE>() \
{ \
static u##TYPE max = CL_U##NAME##_MAX; \
return max; \
}
DEF_TEMPLATE_MAX(int8_t, CHAR)
DEF_TEMPLATE_MAX(int16_t, SHRT)
DEF_TEMPLATE_MAX(int32_t, INT)
DEF_TEMPLATE_MAX(int64_t, LONG)
template<typename T>
T get_min();
#define DEF_TEMPLATE_MIN(TYPE, NAME) \
template <> \
TYPE get_min<TYPE>() \
{ \
static TYPE min = CL_##NAME##_MIN; \
return min; \
} \
\
template <> \
u##TYPE get_min<u##TYPE>() \
{ \
static u##TYPE min = 0; \
return min; \
}
DEF_TEMPLATE_MIN(int8_t, CHAR)
DEF_TEMPLATE_MIN(int16_t, SHRT)
DEF_TEMPLATE_MIN(int32_t, INT)
DEF_TEMPLATE_MIN(int64_t, LONG)
template<typename U>
void test(const char *kernel_name, int s_type)
{
const size_t n = 64;
// Setup kernel and buffers
OCL_CREATE_KERNEL_FROM_FILE("compiler_clz", 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]);
U max = get_max<U>();
U min = get_min<U>();
OCL_MAP_BUFFER(0);
for (uint32_t i = 0; i < n; ++i) {
((U*)buf_data[0])[i] = max >> i;
if(i == sizeof(U)*8)
((U*)buf_data[0])[i] = min;
}
OCL_UNMAP_BUFFER(0);
globals[0] = n;
locals[0] = 16;
OCL_NDRANGE(1);
OCL_MAP_BUFFER(1);
// for unsigned type.
if(s_type == 0)
{
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 );
}
}
else // signed type
{
for (uint32_t i = 0; i < n; ++i) {
if(sizeof(U) == 1)
{
if( i < 8 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i+1 );
else if( i == 8 )
OCL_ASSERT(((U*)buf_data[1])[i] == 0 );
}
else if(sizeof(U) == 2)
{
if( i < 16 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i+1 );
else if( i == 16 )
OCL_ASSERT(((U*)buf_data[1])[i] == 0 );
}
else if(sizeof(U) == 4)
{
if( i < 32 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i+1 );
else if( i == 32 )
OCL_ASSERT(((U*)buf_data[1])[i] == 0 );
}
else if(sizeof(U) == 8)
{
if( i < 63 )
OCL_ASSERT(((U*)buf_data[1])[i] == (U)i+1 );
}
}
}
OCL_UNMAP_BUFFER(1);
}
}
#define compiler_clz(type, kernel, s_type)\
static void compiler_clz_ ##type(void)\
{\
test<type>(# kernel, s_type);\
}\
MAKE_UTEST_FROM_FUNCTION(compiler_clz_ ## type);
compiler_clz(uint64_t, compiler_clz_ulong, 0)
compiler_clz(uint32_t, compiler_clz_uint, 0)
compiler_clz(uint16_t, compiler_clz_ushort, 0)
compiler_clz(uint8_t, compiler_clz_uchar, 0)
compiler_clz(int64_t, compiler_clz_long, 1)
compiler_clz(int32_t, compiler_clz_int, 1)
compiler_clz(int16_t, compiler_clz_short, 1)
compiler_clz(int8_t, compiler_clz_char, 1)
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