utests/builtin_kernel_max_global_size.cpp


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#include "utest_helper.hpp"

void builtin_kernel_max_global_size(void)
{
  char* built_in_kernel_names;
  size_t built_in_kernels_size;
  cl_int err = CL_SUCCESS;
  size_t ret_sz;


  OCL_CALL (clGetDeviceInfo, device, CL_DEVICE_BUILT_IN_KERNELS, 0, 0, &built_in_kernels_size);
  built_in_kernel_names = (char* )malloc(built_in_kernels_size * sizeof(char) );
  OCL_CALL(clGetDeviceInfo, device, CL_DEVICE_BUILT_IN_KERNELS, built_in_kernels_size, (void*)built_in_kernel_names, &ret_sz);
  OCL_ASSERT(ret_sz == built_in_kernels_size);
  cl_program built_in_prog = clCreateProgramWithBuiltInKernels(ctx, 1, &device, built_in_kernel_names, &err);
  OCL_ASSERT(built_in_prog != NULL);
  cl_kernel builtin_kernel_1d = clCreateKernel(built_in_prog, "__cl_copy_region_unalign_src_offset",  &err);
  OCL_ASSERT(builtin_kernel_1d != NULL);
  size_t param_value_size;
  void* param_value;
  clGetKernelWorkGroupInfo(builtin_kernel_1d, device, CL_KERNEL_GLOBAL_WORK_SIZE, 0, NULL, &param_value_size);
  param_value = malloc(param_value_size);
  clGetKernelWorkGroupInfo(builtin_kernel_1d, device, CL_KERNEL_GLOBAL_WORK_SIZE, param_value_size, param_value, 0);
  OCL_ASSERT(*(size_t*)param_value == 256 * 1024 *1024);
  clReleaseKernel(builtin_kernel_1d);
  clReleaseProgram(built_in_prog);
  free(param_value);
}

MAKE_UTEST_FROM_FUNCTION(builtin_kernel_max_global_size);