| // |
| // Copyright (c) 2017 The Khronos Group Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| #include "harness/compat.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| |
| |
| #include "procs.h" |
| |
| const char *constant_kernel_code = |
| "__kernel void constant_kernel(__global float *out, __constant float *tmpF, __constant int *tmpI)\n" |
| "{\n" |
| " int tid = get_global_id(0);\n" |
| "\n" |
| " float ftmp = tmpF[tid]; \n" |
| " float Itmp = tmpI[tid]; \n" |
| " out[tid] = ftmp * Itmp; \n" |
| "}\n"; |
| |
| const char *loop_constant_kernel_code = |
| "kernel void loop_constant_kernel(global float *out, constant float *i_pos, int num)\n" |
| "{\n" |
| " int tid = get_global_id(0);\n" |
| " float sum = 0;\n" |
| " for (int i = 0; i < num; i++) {\n" |
| " float pos = i_pos[i*3];\n" |
| " sum += pos;\n" |
| " }\n" |
| " out[tid] = sum;\n" |
| "}\n"; |
| |
| |
| static int |
| verify(cl_float *tmpF, cl_int *tmpI, cl_float *out, int n) |
| { |
| int i; |
| |
| for (i=0; i < n; i++) |
| { |
| float f = tmpF[i] * tmpI[i]; |
| if( out[i] != f ) |
| { |
| log_error("CONSTANT test failed\n"); |
| return -1; |
| } |
| } |
| |
| log_info("CONSTANT test passed\n"); |
| return 0; |
| } |
| |
| |
| static int |
| verify_loop_constant(const cl_float *tmp, cl_float *out, cl_int l, int n) |
| { |
| int i; |
| cl_int j; |
| for (i=0; i < n; i++) |
| { |
| float sum = 0; |
| for (j=0; j < l; ++j) |
| sum += tmp[j*3]; |
| |
| if( out[i] != sum ) |
| { |
| log_error("loop CONSTANT test failed\n"); |
| return -1; |
| } |
| } |
| |
| log_info("loop CONSTANT test passed\n"); |
| return 0; |
| } |
| |
| int |
| test_constant(cl_device_id device, cl_context context, cl_command_queue queue, int num_elements) |
| { |
| cl_mem streams[3]; |
| cl_int *tmpI; |
| cl_float *tmpF, *out; |
| cl_program program; |
| cl_kernel kernel; |
| size_t global_threads[3]; |
| int err; |
| unsigned int i; |
| cl_ulong maxSize, maxGlobalSize, maxAllocSize; |
| size_t num_floats, num_ints, constant_values; |
| MTdata d; |
| RoundingMode oldRoundMode; |
| int isRTZ = 0; |
| |
| /* Verify our test buffer won't be bigger than allowed */ |
| err = clGetDeviceInfo( device, CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE, sizeof( maxSize ), &maxSize, 0 ); |
| test_error( err, "Unable to get max constant buffer size" ); |
| |
| log_info("Device reports CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE %llu bytes.\n", maxSize); |
| |
| // Limit test buffer size to 1/4 of CL_DEVICE_GLOBAL_MEM_SIZE |
| err = clGetDeviceInfo(device, CL_DEVICE_GLOBAL_MEM_SIZE, sizeof(maxGlobalSize), &maxGlobalSize, 0); |
| test_error(err, "Unable to get CL_DEVICE_GLOBAL_MEM_SIZE"); |
| |
| if (maxSize > maxGlobalSize / 4) |
| maxSize = maxGlobalSize / 4; |
| |
| err = clGetDeviceInfo(device, CL_DEVICE_MAX_MEM_ALLOC_SIZE , sizeof(maxAllocSize), &maxAllocSize, 0); |
| test_error(err, "Unable to get CL_DEVICE_MAX_MEM_ALLOC_SIZE "); |
| |
| if (maxSize > maxAllocSize) |
| maxSize = maxAllocSize; |
| |
| maxSize/=4; |
| num_ints = (size_t)maxSize/sizeof(cl_int); |
| num_floats = (size_t)maxSize/sizeof(cl_float); |
| if (num_ints >= num_floats) { |
| constant_values = num_floats; |
| } else { |
| constant_values = num_ints; |
| } |
| |
| log_info("Test will attempt to use %lu bytes with one %lu byte constant int buffer and one %lu byte constant float buffer.\n", |
| constant_values*sizeof(cl_int) + constant_values*sizeof(cl_float), constant_values*sizeof(cl_int), constant_values*sizeof(cl_float)); |
| |
| tmpI = (cl_int*)malloc(sizeof(cl_int) * constant_values); |
| tmpF = (cl_float*)malloc(sizeof(cl_float) * constant_values); |
| out = (cl_float*)malloc(sizeof(cl_float) * constant_values); |
| streams[0] = clCreateBuffer(context, CL_MEM_READ_WRITE, |
| sizeof(cl_float) * constant_values, NULL, NULL); |
| if (!streams[0]) |
| { |
| log_error("clCreateBuffer failed\n"); |
| return -1; |
| } |
| streams[1] = clCreateBuffer(context, CL_MEM_READ_WRITE, |
| sizeof(cl_float) * constant_values, NULL, NULL); |
| if (!streams[1]) |
| { |
| log_error("clCreateBuffer failed\n"); |
| return -1; |
| } |
| streams[2] = clCreateBuffer(context, CL_MEM_READ_WRITE, |
| sizeof(cl_int) * constant_values, NULL, NULL); |
| if (!streams[2]) |
| { |
| log_error("clCreateBuffer failed\n"); |
| return -1; |
| } |
| |
| d = init_genrand( gRandomSeed ); |
| for (i=0; i<constant_values; i++) { |
| tmpI[i] = (int)get_random_float(-0x02000000, 0x02000000, d); |
| tmpF[i] = get_random_float(-0x02000000, 0x02000000, d); |
| } |
| free_mtdata(d); d = NULL; |
| |
| err = clEnqueueWriteBuffer(queue, streams[1], CL_TRUE, 0, sizeof(cl_float)*constant_values, (void *)tmpF, 0, NULL, NULL); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clWriteArray failed\n"); |
| return -1; |
| } |
| err = clEnqueueWriteBuffer(queue, streams[2], CL_TRUE, 0, sizeof(cl_int)*constant_values, (void *)tmpI, 0, NULL, NULL); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clWriteArray failed\n"); |
| return -1; |
| } |
| |
| err = create_single_kernel_helper(context, &program, &kernel, 1, &constant_kernel_code, "constant_kernel" ); |
| if (err) { |
| log_error("Failed to create kernel and program: %d\n", err); |
| return -1; |
| } |
| |
| |
| err = clSetKernelArg(kernel, 0, sizeof streams[0], &streams[0]); |
| err |= clSetKernelArg(kernel, 1, sizeof streams[1], &streams[1]); |
| err |= clSetKernelArg(kernel, 2, sizeof streams[2], &streams[2]); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clSetKernelArgs failed\n"); |
| return -1; |
| } |
| |
| global_threads[0] = constant_values; |
| err = clEnqueueNDRangeKernel( queue, kernel, 1, NULL, global_threads, NULL, 0, NULL, NULL ); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clEnqueueNDRangeKernel failed: %d\n", err); |
| return -1; |
| } |
| err = clEnqueueReadBuffer( queue, streams[0], CL_TRUE, 0, sizeof(cl_float)*constant_values, (void *)out, 0, NULL, NULL ); |
| if (err != CL_SUCCESS) |
| { |
| log_error("clEnqueueReadBuffer failed\n"); |
| return -1; |
| } |
| |
| //If we only support rtz mode |
| if( CL_FP_ROUND_TO_ZERO == get_default_rounding_mode(device) && gIsEmbedded) |
| { |
| oldRoundMode = set_round(kRoundTowardZero, kfloat); |
| isRTZ = 1; |
| } |
| |
| err = verify(tmpF, tmpI, out, (int)constant_values); |
| |
| if (isRTZ) |
| (void)set_round(oldRoundMode, kfloat); |
| |
| // Loop constant buffer test |
| cl_program loop_program; |
| cl_kernel loop_kernel; |
| cl_int limit = 2; |
| |
| memset(out, 0, sizeof(cl_float) * constant_values); |
| err = create_single_kernel_helper(context, &loop_program, &loop_kernel, 1, |
| &loop_constant_kernel_code, "loop_constant_kernel" ); |
| if (err) { |
| log_error("Failed to create loop kernel and program: %d\n", err); |
| return -1; |
| } |
| |
| err = clSetKernelArg(loop_kernel, 0, sizeof streams[0], &streams[0]); |
| err |= clSetKernelArg(loop_kernel, 1, sizeof streams[1], &streams[1]); |
| err |= clSetKernelArg(loop_kernel, 2, sizeof(limit), &limit); |
| if (err != CL_SUCCESS) { |
| log_error("clSetKernelArgs for loop kernel failed\n"); |
| return -1; |
| } |
| |
| err = clEnqueueNDRangeKernel( queue, loop_kernel, 1, NULL, global_threads, NULL, 0, NULL, NULL ); |
| if (err != CL_SUCCESS) { |
| log_error("clEnqueueNDRangeKernel failed: %d\n", err); |
| return -1; |
| } |
| err = clEnqueueReadBuffer( queue, streams[0], CL_TRUE, 0, sizeof(cl_float)*constant_values, (void *)out, 0, NULL, NULL ); |
| if (err != CL_SUCCESS) { |
| log_error("clEnqueueReadBuffer failed\n"); |
| return -1; |
| } |
| |
| err = verify_loop_constant(tmpF, out, limit, (int)constant_values); |
| |
| // cleanup |
| clReleaseMemObject(streams[0]); |
| clReleaseMemObject(streams[1]); |
| clReleaseMemObject(streams[2]); |
| clReleaseKernel(kernel); |
| clReleaseProgram(program); |
| clReleaseKernel(loop_kernel); |
| clReleaseProgram(loop_program); |
| free(tmpI); |
| free(tmpF); |
| free(out); |
| |
| return err; |
| } |
| |
| |
| |
| |
| |