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#include <cstdint>
#include <cstring>
#include <iostream>
#include "utest_helper.hpp"
using namespace std;
/* set to 1 for debug, output of input-expected data */
#define DEBUG_STDOUT 0
/* NDRANGE */
#define WG_GLOBAL_SIZE 32
#define WG_LOCAL_SIZE 32
/*
* Generic compute-expected function for meida block read
*/
template<class T>
static void compute_expected(T* input,
T* expected,
size_t VEC_SIZE)
{
for(uint32_t i = 0; i < WG_GLOBAL_SIZE; i++)
for(uint32_t j = 0; j < VEC_SIZE; j++)
expected[i * VEC_SIZE + j] = input[WG_GLOBAL_SIZE * j + i];
}
/*
* Generic input-expected generate function for media block read
*/
template<class T>
static void generate_data(T* &input,
T* &expected,
size_t VEC_SIZE)
{
/* allocate input and expected arrays */
input = new T[WG_GLOBAL_SIZE * VEC_SIZE];
expected = new T[WG_GLOBAL_SIZE * VEC_SIZE];
/* base value for all data types */
T base_val = (int)7 << (sizeof(T) * 5 - 3);
/* seed for random inputs */
srand (time(NULL));
#if DEBUG_STDOUT
cout << endl << "IN: " << endl;
#endif
/* generate inputs and expected values */
for(uint32_t gid = 0; gid < WG_GLOBAL_SIZE * VEC_SIZE; gid++)
{
/* initially 0, augment after */
input[gid] = ((rand() % 2 - 1) * base_val) + (rand() % 112);
#if DEBUG_STDOUT
/* output generated input */
cout << setw(4) << input[gid] << ", " ;
if((gid + 1) % 8 == 0)
cout << endl;
#endif
}
/* expected values */
compute_expected(input, expected, VEC_SIZE);
#if DEBUG_STDOUT
/* output expected input */
cout << endl << "EXP: " << endl;
for(uint32_t gid = 0; gid < WG_GLOBAL_SIZE; gid++)
{
cout << "(";
for(uint32_t vsz = 0; vsz < VEC_SIZE; vsz++)
cout << setw(4) << expected[gid* VEC_SIZE + vsz] << ", " ;
cout << ")";
if((gid + 1) % 8 == 0)
cout << endl;
cout << endl;
}
#endif
}
/*
* Generic subgroup utest function for media block read
*/
template<class T>
static void subgroup_generic(T* input,
T* expected,
size_t VEC_SIZE)
{
cl_image_format format;
cl_image_desc desc;
memset(&desc, 0x0, sizeof(cl_image_desc));
memset(&format, 0x0, sizeof(cl_image_format));
/* get simd size */
globals[0] = WG_GLOBAL_SIZE;
locals[0] = WG_LOCAL_SIZE;
size_t SIMD_SIZE = 0;
OCL_CALL(utestclGetKernelSubGroupInfoKHR,kernel,device,CL_KERNEL_MAX_SUB_GROUP_SIZE_FOR_NDRANGE_KHR,sizeof(size_t)*1,locals,sizeof(size_t),&SIMD_SIZE,NULL);
size_t buf_sz = VEC_SIZE * WG_GLOBAL_SIZE;
/* input and expected data */
generate_data(input, expected, VEC_SIZE);
/* prepare input for datatype */
format.image_channel_order = CL_R;
format.image_channel_data_type = CL_UNSIGNED_INT32;
desc.image_type = CL_MEM_OBJECT_IMAGE2D;
desc.image_width = WG_GLOBAL_SIZE;
desc.image_height = VEC_SIZE;
desc.image_row_pitch = WG_GLOBAL_SIZE * sizeof(uint32_t);
OCL_CREATE_IMAGE(buf[0], CL_MEM_COPY_HOST_PTR, &format, &desc, input);
OCL_CREATE_BUFFER(buf[1], 0, buf_sz * sizeof(T), NULL);
OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
/* run the kernel on GPU */
OCL_NDRANGE(1);
/* check if mismatch */
OCL_MAP_BUFFER(1);
uint32_t mismatches = 0;
for (uint32_t i = 0; i < buf_sz; i++)
if(((T *)buf_data[1])[i] != *(expected + i))
{
/* found mismatch, increment */
mismatches++;
#if DEBUG_STDOUT
/* output mismatch */
cout << "Err at " << i << ", " <<
((T *)buf_data[1])[i] << " != " << *(expected + i) << endl;
#endif
}
#if DEBUG_STDOUT
/* output mismatch count */
cout << "mismatches " << mismatches << endl;
#endif
OCL_UNMAP_BUFFER(1);
OCL_ASSERT(mismatches == 0);
free(input);
free(expected);
}
/*
* sub_group image block read functions
*/
void compiler_subgroup_image_block_read1(void)
{
if(!cl_check_subgroups())
return;
cl_uint *input = NULL;
cl_uint *expected = NULL;
OCL_CREATE_KERNEL_FROM_FILE("compiler_subgroup_image_block_read",
"compiler_subgroup_image_block_read1");
subgroup_generic(input, expected, 1);
}
MAKE_UTEST_FROM_FUNCTION(compiler_subgroup_image_block_read1);
void compiler_subgroup_image_block_read2(void)
{
if(!cl_check_subgroups())
return;
cl_uint *input = NULL;
cl_uint *expected = NULL;
OCL_CREATE_KERNEL_FROM_FILE("compiler_subgroup_image_block_read",
"compiler_subgroup_image_block_read2");
subgroup_generic(input, expected, 2);
}
MAKE_UTEST_FROM_FUNCTION(compiler_subgroup_image_block_read2);
void compiler_subgroup_image_block_read4(void)
{
if(!cl_check_subgroups())
return;
cl_uint *input = NULL;
cl_uint *expected = NULL;
OCL_CREATE_KERNEL_FROM_FILE("compiler_subgroup_image_block_read",
"compiler_subgroup_image_block_read4");
subgroup_generic(input, expected, 4);
}
MAKE_UTEST_FROM_FUNCTION(compiler_subgroup_image_block_read4);
void compiler_subgroup_image_block_read8(void)
{
if(!cl_check_subgroups())
return;
cl_uint *input = NULL;
cl_uint *expected = NULL;
OCL_CREATE_KERNEL_FROM_FILE("compiler_subgroup_image_block_read",
"compiler_subgroup_image_block_read8");
subgroup_generic(input, expected, 8);
}
MAKE_UTEST_FROM_FUNCTION(compiler_subgroup_image_block_read8);
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