1 //
2 // Copyright (c) 2017 The Khronos Group Inc.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 #include "harness/compat.h"
17
18 #include <stdio.h>
19 #include <string.h>
20 #include <sys/types.h>
21 #include <sys/stat.h>
22
23 #include "procs.h"
24
25 static const char *fmin_kernel_code =
26 "__kernel void test_fmin(__global float *srcA, __global float *srcB, __global float *dst)\n"
27 "{\n"
28 " int tid = get_global_id(0);\n"
29 "\n"
30 " dst[tid] = fmin(srcA[tid], srcB[tid]);\n"
31 "}\n";
32
33 static const char *fmin2_kernel_code =
34 "__kernel void test_fmin2(__global float2 *srcA, __global float2 *srcB, __global float2 *dst)\n"
35 "{\n"
36 " int tid = get_global_id(0);\n"
37 "\n"
38 " dst[tid] = fmin(srcA[tid], srcB[tid]);\n"
39 "}\n";
40
41 static const char *fmin4_kernel_code =
42 "__kernel void test_fmin4(__global float4 *srcA, __global float4 *srcB, __global float4 *dst)\n"
43 "{\n"
44 " int tid = get_global_id(0);\n"
45 "\n"
46 " dst[tid] = fmin(srcA[tid], srcB[tid]);\n"
47 "}\n";
48
49 static const char *fmin8_kernel_code =
50 "__kernel void test_fmin8(__global float8 *srcA, __global float8 *srcB, __global float8 *dst)\n"
51 "{\n"
52 " int tid = get_global_id(0);\n"
53 "\n"
54 " dst[tid] = fmin(srcA[tid], srcB[tid]);\n"
55 "}\n";
56
57 static const char *fmin16_kernel_code =
58 "__kernel void test_fmin16(__global float16 *srcA, __global float16 *srcB, __global float16 *dst)\n"
59 "{\n"
60 " int tid = get_global_id(0);\n"
61 "\n"
62 " dst[tid] = fmin(srcA[tid], srcB[tid]);\n"
63 "}\n";
64
65
66 static const char *fmin3_kernel_code =
67 "__kernel void test_fmin3(__global float *srcA, __global float *srcB, __global float *dst)\n"
68 "{\n"
69 " int tid = get_global_id(0);\n"
70 " vstore3(fmin(vload3(tid,srcA), vload3(tid,srcB)),tid,dst);\n"
71 "}\n";
72
73 int
verify_fmin(float * inptrA,float * inptrB,float * outptr,int n)74 verify_fmin(float *inptrA, float *inptrB, float *outptr, int n)
75 {
76 float r;
77 int i;
78
79 for (i=0; i<n; i++)
80 {
81 r = (inptrA[i] > inptrB[i]) ? inptrB[i] : inptrA[i];
82 if (r != outptr[i])
83 return -1;
84 }
85
86 return 0;
87 }
88
89 int
test_fmin(cl_device_id device,cl_context context,cl_command_queue queue,int n_elems)90 test_fmin(cl_device_id device, cl_context context, cl_command_queue queue, int n_elems)
91 {
92 cl_mem streams[3];
93 cl_float *input_ptr[2], *output_ptr, *p;
94 cl_program *program;
95 cl_kernel *kernel;
96 void *values[3];
97 size_t threads[1];
98 int num_elements;
99 int err;
100 int i;
101 MTdata d;
102
103 program = (cl_program*)malloc(sizeof(cl_program)*kTotalVecCount);
104 kernel = (cl_kernel*)malloc(sizeof(cl_kernel)*kTotalVecCount);
105
106 num_elements = n_elems * (1 << (kTotalVecCount-1));;
107
108 input_ptr[0] = (cl_float*)malloc(sizeof(cl_float) * num_elements);
109 input_ptr[1] = (cl_float*)malloc(sizeof(cl_float) * num_elements);
110 output_ptr = (cl_float*)malloc(sizeof(cl_float) * num_elements);
111 streams[0] = clCreateBuffer( context, (cl_mem_flags)(CL_MEM_READ_WRITE), sizeof(cl_float) * num_elements, NULL, NULL );
112 if (!streams[0])
113 {
114 log_error("clCreateBuffer failed\n");
115 return -1;
116 }
117 streams[1] = clCreateBuffer( context, (cl_mem_flags)(CL_MEM_READ_WRITE), sizeof(cl_float) * num_elements, NULL, NULL );
118 if (!streams[1])
119 {
120 log_error("clCreateBuffer failed\n");
121 return -1;
122 }
123
124 streams[2] = clCreateBuffer( context, (cl_mem_flags)(CL_MEM_READ_WRITE), sizeof(cl_float) * num_elements, NULL, NULL );
125 if (!streams[2])
126 {
127 log_error("clCreateBuffer failed\n");
128 return -1;
129 }
130
131 d = init_genrand( gRandomSeed );
132 p = input_ptr[0];
133 for (i=0; i<num_elements; i++)
134 {
135 p[i] = get_random_float(-0x20000000, 0x20000000, d);
136 }
137 p = input_ptr[1];
138 for (i=0; i<num_elements; i++)
139 {
140 p[i] = get_random_float(-0x20000000, 0x20000000, d);
141 }
142 free_mtdata(d); d = NULL;
143
144 err = clEnqueueWriteBuffer( queue, streams[0], true, 0, sizeof(cl_float)*num_elements,
145 (void *)input_ptr[0], 0, NULL, NULL );
146 if (err != CL_SUCCESS)
147 {
148 log_error("clWriteArray failed\n");
149 return -1;
150 }
151 err = clEnqueueWriteBuffer( queue, streams[1], true, 0, sizeof(cl_float)*num_elements,
152 (void *)input_ptr[1], 0, NULL, NULL );
153 if (err != CL_SUCCESS)
154 {
155 log_error("clWriteArray failed\n");
156 return -1;
157 }
158
159 err = create_single_kernel_helper( context, &program[0], &kernel[0], 1, &fmin_kernel_code, "test_fmin" );
160 if (err)
161 return -1;
162 err = create_single_kernel_helper( context, &program[1], &kernel[1], 1, &fmin2_kernel_code, "test_fmin2" );
163 if (err)
164 return -1;
165 err = create_single_kernel_helper( context, &program[2], &kernel[2], 1, &fmin4_kernel_code, "test_fmin4" );
166 if (err)
167 return -1;
168 err = create_single_kernel_helper( context, &program[3], &kernel[3], 1, &fmin8_kernel_code, "test_fmin8" );
169 if (err)
170 return -1;
171 err = create_single_kernel_helper( context, &program[4], &kernel[4], 1, &fmin16_kernel_code, "test_fmin16" );
172 if (err)
173 return -1;
174 err = create_single_kernel_helper( context, &program[5], &kernel[5], 1, &fmin3_kernel_code, "test_fmin3" );
175 if (err)
176 return -1;
177
178 values[0] = streams[0];
179 values[1] = streams[1];
180 values[2] = streams[2];
181 for (i=0; i<kTotalVecCount; i++)
182 {
183 err = clSetKernelArg(kernel[i], 0, sizeof streams[0], &streams[0] );
184 err |= clSetKernelArg(kernel[i], 1, sizeof streams[1], &streams[1] );
185 err |= clSetKernelArg(kernel[i], 2, sizeof streams[2], &streams[2] );
186 if (err != CL_SUCCESS)
187 {
188 log_error("clSetKernelArgs failed\n");
189 return -1;
190 }
191 }
192
193 threads[0] = (size_t)n_elems;
194 for (i=0; i<kTotalVecCount; i++)
195 {
196 err = clEnqueueNDRangeKernel( queue, kernel[i], 1, NULL, threads, NULL, 0, NULL, NULL );
197 if (err != CL_SUCCESS)
198 {
199 log_error("clEnqueueNDRangeKernel failed\n");
200 return -1;
201 }
202
203 err = clEnqueueReadBuffer( queue, streams[2], true, 0, sizeof(cl_float)*num_elements, (void *)output_ptr, 0, NULL, NULL );
204 if (err != CL_SUCCESS)
205 {
206 log_error("clEnqueueReadBuffer failed\n");
207 return -1;
208 }
209
210 if (verify_fmin(input_ptr[0], input_ptr[1], output_ptr, n_elems*((g_arrVecSizes[i]))))
211 {
212 log_error("FMIN float%d test failed\n", (g_arrVecSizes[i]));
213 err = -1;
214 }
215 else
216 {
217 log_info("FMIN float%d test passed\n", (g_arrVecSizes[i]));
218 err = 0;
219 }
220 }
221
222 clReleaseMemObject(streams[0]);
223 clReleaseMemObject(streams[1]);
224 clReleaseMemObject(streams[2]);
225 for (i=0; i<kTotalVecCount; i++)
226 {
227 clReleaseKernel(kernel[i]);
228 clReleaseProgram(program[i]);
229 }
230 free(program);
231 free(kernel);
232 free(input_ptr[0]);
233 free(input_ptr[1]);
234 free(output_ptr);
235
236 return err;
237 }
238
239
240