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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 "../testBase.h"
17 #include <float.h>
18 
19 #if defined( __APPLE__ )
20     #include <signal.h>
21     #include <sys/signal.h>
22     #include <setjmp.h>
23 #endif
24 
25 #define MAX_ERR 0.005f
26 #define MAX_HALF_LINEAR_ERR 0.3f
27 
28 extern bool             gDebugTrace, gTestSmallImages, gEnablePitch, gTestMaxImages, gDeviceLt20;
29 
30 #define MAX_TRIES   1
31 #define MAX_CLAMPED 1
32 
33 const char *read1DBufferKernelSourcePattern =
34 "__kernel void sample_kernel( read_only image1d_buffer_t inputA, read_only image1d_t inputB, sampler_t sampler, __global int *results )\n"
35 "{\n"
36 "   int tidX = get_global_id(0);\n"
37 "   int offset = tidX;\n"
38 "   %s clr = read_image%s( inputA, tidX );\n"
39 "   int4 test = (clr != read_image%s( inputB, sampler, tidX ));\n"
40 "   if ( test.x || test.y || test.z || test.w )\n"
41 "      results[offset] = -1;\n"
42 "   else\n"
43 "      results[offset] = 0;\n"
44 "}";
45 
46 
test_read_image_1D_buffer(cl_context context,cl_command_queue queue,cl_kernel kernel,image_descriptor * imageInfo,image_sampler_data * imageSampler,ExplicitType outputType,MTdata d)47 int test_read_image_1D_buffer( cl_context context, cl_command_queue queue, cl_kernel kernel,
48                         image_descriptor *imageInfo, image_sampler_data *imageSampler,
49                         ExplicitType outputType, MTdata d )
50 {
51     int error;
52     size_t threads[2];
53     cl_sampler actualSampler;
54 
55     BufferOwningPtr<char> imageValues;
56     generate_random_image_data( imageInfo, imageValues, d );
57 
58     if ( gDebugTrace )
59         log_info( " - Creating 1D image from buffer %d ...\n", (int)imageInfo->width );
60 
61     // Construct testing sources
62     cl_mem image[2];
63     cl_image_desc image_desc;
64 
65     cl_mem imageBuffer = clCreateBuffer( context, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR, imageInfo->rowPitch, imageValues, &error);
66     if ( error != CL_SUCCESS )
67     {
68         log_error( "ERROR: Unable to create buffer of size %d bytes (%s)\n", (int)imageInfo->rowPitch, IGetErrorString( error ) );
69         return error;
70     }
71 
72     memset(&image_desc, 0x0, sizeof(cl_image_desc));
73     image_desc.image_type = CL_MEM_OBJECT_IMAGE1D_BUFFER;
74     image_desc.image_width = imageInfo->width;
75     image_desc.mem_object = imageBuffer;
76     image[0] = clCreateImage( context, CL_MEM_READ_ONLY, imageInfo->format,
77         &image_desc, NULL, &error );
78     if ( error != CL_SUCCESS )
79     {
80         log_error( "ERROR: Unable to create IMAGE1D_BUFFER of size %d pitch %d (%s)\n", (int)imageInfo->width, (int)imageInfo->rowPitch, IGetErrorString( error ) );
81         return error;
82     }
83 
84     cl_mem ret = NULL;
85     error = clGetMemObjectInfo(image[0], CL_MEM_ASSOCIATED_MEMOBJECT, sizeof(ret), &ret, NULL);
86     if ( error != CL_SUCCESS )
87     {
88       log_error( "ERROR: Unable to query CL_MEM_ASSOCIATED_MEMOBJECT\n", IGetErrorString( error ) );
89       return error;
90     }
91 
92     if (ret != imageBuffer) {
93       log_error("ERROR: clGetImageInfo for CL_IMAGE_BUFFER returned wrong value\n");
94       return -1;
95     }
96 
97     memset(&image_desc, 0x0, sizeof(cl_image_desc));
98     image_desc.image_type = CL_MEM_OBJECT_IMAGE1D;
99     image_desc.image_width = imageInfo->width;
100     image[1] = clCreateImage( context, CL_MEM_READ_ONLY|CL_MEM_COPY_HOST_PTR, imageInfo->format, &image_desc, imageValues, &error );
101     if ( error != CL_SUCCESS )
102     {
103         log_error( "ERROR: Unable to create IMAGE1D of size %d pitch %d (%s)\n", (int)imageInfo->width, (int)imageInfo->rowPitch, IGetErrorString( error ) );
104         return error;
105     }
106 
107     if ( gDebugTrace )
108         log_info( " - Creating kernel arguments...\n" );
109 
110     // Create sampler to use
111     actualSampler = clCreateSampler( context, CL_FALSE, CL_ADDRESS_NONE, CL_FILTER_NEAREST, &error );
112     test_error( error, "Unable to create image sampler" );
113 
114     // Create results buffer
115     cl_mem results = clCreateBuffer( context, 0, imageInfo->width * sizeof(cl_int), NULL, &error);
116     test_error( error, "Unable to create results buffer" );
117 
118     size_t resultValuesSize = imageInfo->width * sizeof(cl_int);
119     BufferOwningPtr<int> resultValues(malloc( resultValuesSize ));
120     memset( resultValues, 0xff, resultValuesSize );
121     clEnqueueWriteBuffer( queue, results, CL_TRUE, 0, resultValuesSize, resultValues, 0, NULL, NULL );
122 
123     // Set arguments
124     int idx = 0;
125     error = clSetKernelArg( kernel, idx++, sizeof( cl_mem ), &image[0] );
126     test_error( error, "Unable to set kernel arguments" );
127     error = clSetKernelArg( kernel, idx++, sizeof( cl_mem ), &image[1] );
128     test_error( error, "Unable to set kernel arguments" );
129     error = clSetKernelArg( kernel, idx++, sizeof( cl_sampler ), &actualSampler );
130     test_error( error, "Unable to set kernel arguments" );
131     error = clSetKernelArg( kernel, idx++, sizeof( cl_mem ), &results );
132     test_error( error, "Unable to set kernel arguments" );
133 
134     // Run the kernel
135     threads[0] = (size_t)imageInfo->width;
136     error = clEnqueueNDRangeKernel( queue, kernel, 1, NULL, threads, NULL, 0, NULL, NULL );
137     test_error( error, "Unable to run kernel" );
138 
139     if ( gDebugTrace )
140         log_info( "    reading results, %ld kbytes\n", (unsigned long)( imageInfo->width * sizeof(cl_int) / 1024 ) );
141 
142     error = clEnqueueReadBuffer( queue, results, CL_TRUE, 0, resultValuesSize, resultValues, 0, NULL, NULL );
143     test_error( error, "Unable to read results from kernel" );
144     if ( gDebugTrace )
145         log_info( "    results read\n" );
146 
147     // Check for non-zero comps
148     bool allZeroes = true;
149     for ( size_t ic = 0; ic < imageInfo->width; ++ic )
150     {
151         if ( resultValues[ic] ) {
152             allZeroes = false;
153             break;
154         }
155     }
156     if ( !allZeroes )
157     {
158         log_error( " Sampler-less reads differ from reads with sampler.\n" );
159         return -1;
160     }
161 
162     clReleaseSampler(actualSampler);
163     clReleaseMemObject(results);
164     clReleaseMemObject(image[0]);
165     clReleaseMemObject(image[1]);
166     clReleaseMemObject(imageBuffer);
167     return 0;
168 }
169 
test_read_image_set_1D_buffer(cl_device_id device,cl_context context,cl_command_queue queue,cl_image_format * format,image_sampler_data * imageSampler,ExplicitType outputType)170 int test_read_image_set_1D_buffer( cl_device_id device, cl_context context, cl_command_queue queue, cl_image_format *format, image_sampler_data *imageSampler,
171                             ExplicitType outputType )
172 {
173     char programSrc[10240];
174     const char *ptr;
175     const char *readFormat;
176     const char *dataType;
177     clProgramWrapper program;
178     clKernelWrapper kernel;
179     RandomSeed seed( gRandomSeed );
180     int error;
181 
182     // Get our operating params
183     size_t maxWidth, maxWidth1D;
184     cl_ulong maxAllocSize, memSize;
185     image_descriptor imageInfo = { 0 };
186     size_t pixelSize;
187 
188     if (format->image_channel_order == CL_RGB || format->image_channel_order == CL_RGBx)
189     {
190         switch (format->image_channel_data_type)
191         {
192             case CL_UNORM_INT8:
193             case CL_UNORM_INT16:
194             case CL_SNORM_INT8:
195             case CL_SNORM_INT16:
196             case CL_HALF_FLOAT:
197             case CL_FLOAT:
198             case CL_SIGNED_INT8:
199             case CL_SIGNED_INT16:
200             case CL_SIGNED_INT32:
201             case CL_UNSIGNED_INT8:
202             case CL_UNSIGNED_INT16:
203             case CL_UNSIGNED_INT32:
204             case CL_UNORM_INT_101010:
205                 log_info( "Skipping image format: %s %s\n", GetChannelOrderName( format->image_channel_order ),
206                          GetChannelTypeName( format->image_channel_data_type ));
207                 return 0;
208             default:
209                 break;
210         }
211     }
212 
213     imageInfo.format = format;
214     imageInfo.height = imageInfo.depth = imageInfo.arraySize = imageInfo.slicePitch = 0;
215     imageInfo.type = CL_MEM_OBJECT_IMAGE1D;
216     pixelSize = get_pixel_size( imageInfo.format );
217 
218     error = clGetDeviceInfo( device, CL_DEVICE_IMAGE_MAX_BUFFER_SIZE, sizeof( maxWidth ), &maxWidth, NULL );
219     error |= clGetDeviceInfo( device, CL_DEVICE_MAX_MEM_ALLOC_SIZE, sizeof( maxAllocSize ), &maxAllocSize, NULL );
220     error |= clGetDeviceInfo( device, CL_DEVICE_GLOBAL_MEM_SIZE, sizeof( memSize ), &memSize, NULL );
221     error |= clGetDeviceInfo( device, CL_DEVICE_IMAGE2D_MAX_WIDTH, sizeof( maxWidth ), &maxWidth1D, NULL );
222     test_error( error, "Unable to get max image 1D buffer size from device" );
223 
224     if (memSize > (cl_ulong)SIZE_MAX) {
225       memSize = (cl_ulong)SIZE_MAX;
226     }
227 
228     // note: image_buffer test uses image1D for results validation.
229     // So the test can't use the biggest possible size for image_buffer if it's bigger than the max image1D size
230     maxWidth = (maxWidth > maxWidth1D) ? maxWidth1D : maxWidth;
231     // Determine types
232     if ( outputType == kInt )
233     {
234         readFormat = "i";
235         dataType = "int4";
236     }
237     else if ( outputType == kUInt )
238     {
239         readFormat = "ui";
240         dataType = "uint4";
241     }
242     else // kFloat
243     {
244         readFormat = "f";
245         dataType = "float4";
246     }
247 
248     sprintf( programSrc, read1DBufferKernelSourcePattern, dataType,
249              readFormat,
250              readFormat );
251 
252     ptr = programSrc;
253     error = create_single_kernel_helper_with_build_options( context, &program, &kernel, 1, &ptr, "sample_kernel", gDeviceLt20 ? "" : "-cl-std=CL2.0" );
254     test_error( error, "Unable to create testing kernel" );
255 
256     if ( gTestSmallImages )
257     {
258         for ( imageInfo.width = 1; imageInfo.width < 13; imageInfo.width++ )
259         {
260             imageInfo.rowPitch = imageInfo.width * pixelSize;
261             {
262                 if ( gDebugTrace )
263                     log_info( "   at size %d\n", (int)imageInfo.width );
264 
265                 int retCode = test_read_image_1D_buffer( context, queue, kernel, &imageInfo, imageSampler, outputType, seed );
266                 if ( retCode )
267                     return retCode;
268             }
269         }
270     }
271     else if ( gTestMaxImages )
272     {
273         // Try a specific set of maximum sizes
274         size_t numbeOfSizes;
275         size_t sizes[100][3];
276 
277         get_max_sizes(&numbeOfSizes, 100, sizes, maxWidth, 1, 1, 1, maxAllocSize, memSize, CL_MEM_OBJECT_IMAGE1D, imageInfo.format);
278 
279         for ( size_t idx = 0; idx < numbeOfSizes; idx++ )
280         {
281             imageInfo.width = sizes[ idx ][ 0 ];
282             imageInfo.rowPitch = imageInfo.width * pixelSize;
283             log_info("Testing %d\n", (int)sizes[ idx ][ 0 ]);
284             if ( gDebugTrace )
285                 log_info( "   at max size %d\n", (int)sizes[ idx ][ 0 ] );
286             int retCode = test_read_image_1D_buffer( context, queue, kernel, &imageInfo, imageSampler, outputType, seed );
287             if ( retCode )
288                 return retCode;
289         }
290     }
291     else
292     {
293         for ( int i = 0; i < NUM_IMAGE_ITERATIONS; i++ )
294         {
295             cl_ulong size;
296             // Loop until we get a size that a) will fit in the max alloc size and b) that an allocation of that
297             // image, the result array, plus offset arrays, will fit in the global ram space
298             do
299             {
300                 imageInfo.width = (size_t)random_log_in_range( 16, (int)maxWidth / 32, seed );
301                 imageInfo.rowPitch = imageInfo.width * pixelSize;
302                 size = (size_t)imageInfo.rowPitch * 4;
303             } while (  size > maxAllocSize || ( size * 3 ) > memSize );
304 
305             if ( gDebugTrace )
306                 log_info( "   at size %d (row pitch %d) out of %d\n", (int)imageInfo.width, (int)imageInfo.rowPitch, (int)maxWidth );
307             int retCode = test_read_image_1D_buffer( context, queue, kernel, &imageInfo, imageSampler, outputType, seed );
308             if ( retCode )
309                 return retCode;
310         }
311     }
312 
313     return 0;
314 }
315 
316 
317