diff options
Diffstat (limited to 'utests/builtin_num_groups.cpp')
-rw-r--r-- | utests/builtin_num_groups.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/utests/builtin_num_groups.cpp b/utests/builtin_num_groups.cpp new file mode 100644 index 00000000..bbff4353 --- /dev/null +++ b/utests/builtin_num_groups.cpp @@ -0,0 +1,85 @@ +/* +According to the OpenCL v1.1 & v1.2 chapter 6.11, the behavior of function get_num_groups should be as following: + + globals[0] = 1; + globals[1] = 4; + globals[2] = 9; + locals[0] = 1; + locals[1] = 2; + locals[2] = 3; + +#ifdef CL_VERSION_1_2 | CL_VERSION_1_1: +get_num_groups(-1) = 1 (dimension:1) +get_num_groups(0) = 1 (dimension:1) +get_num_groups(1) = 1 (dimension:1) + +get_num_groups(-1) = 1 (dimension:2) +get_num_groups(0) = 1 (dimension:2) +get_num_groups(1) = 2 (dimension:2) +get_num_groups(2) = 1 (dimension:2) + +get_num_groups(-1) = 1 (dimension:3) +get_num_groups(0) = 1 (dimension:3) +get_num_groups(1) = 2 (dimension:3) +get_num_groups(2) = 3 (dimension:3) +get_num_groups(3) = 1 (dimension:3) +*/ + +#define udebug 0 +#include "utest_helper.hpp" +static void builtin_num_groups(void) +{ + + // Setup kernel and buffers + int dim, dim_arg_global, num_groups, err; + OCL_CREATE_KERNEL("builtin_num_groups"); + + OCL_CREATE_BUFFER(buf[0], CL_MEM_READ_WRITE, sizeof(int), NULL); + OCL_CREATE_BUFFER(buf[1], CL_MEM_READ_WRITE, sizeof(int), NULL); + OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]); + OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]); + + globals[0] = 1; + globals[1] = 4; + globals[2] = 9; + locals[0] = 1; + locals[1] = 2; + locals[2] = 3; + + for( dim=1; dim <= 3; dim++ ) + { + + for( dim_arg_global = -1; dim_arg_global <= dim + 1; dim_arg_global++ ) + { + + err = clEnqueueWriteBuffer( queue, buf[1], CL_TRUE, 0, sizeof(int), &dim_arg_global, 0, NULL, NULL); + if (err != CL_SUCCESS) + { + printf("Error: Failed to write to source array!\n"); + exit(1); + } + + // Run the kernel + OCL_NDRANGE( dim ); + + err = clEnqueueReadBuffer( queue, buf[0], CL_TRUE, 0, sizeof(int), &num_groups, 0, NULL, NULL); + if (err != CL_SUCCESS) + { + printf("Error: Failed to read output array! %d\n", err); + exit(1); + } + +#if udebug + printf("get_num_groups(%d) = %d (dimension:%d)\n", dim_arg_global, num_groups, dim); +#endif + if ( dim_arg_global >= 0 && dim_arg_global < dim) + OCL_ASSERT( num_groups == dim_arg_global + 1 ); + else + { + OCL_ASSERT( num_groups == 1); + } + } + } +} + +MAKE_UTEST_FROM_FUNCTION(builtin_num_groups); |