1 /*------------------------------------------------------------------------
2 * Vulkan Conformance Tests
3 * ------------------------
4 *
5 * Copyright (c) 2016 The Khronos Group Inc.
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 *
19 *//*!
20 * \file vktSparseResourcesBufferMemoryAliasing.cpp
21 * \brief Sparse buffer memory aliasing tests
22 *//*--------------------------------------------------------------------*/
23
24 #include "vktSparseResourcesBufferMemoryAliasing.hpp"
25 #include "vktSparseResourcesTestsUtil.hpp"
26 #include "vktSparseResourcesBase.hpp"
27 #include "vktTestCaseUtil.hpp"
28
29 #include "vkDefs.hpp"
30 #include "vkRef.hpp"
31 #include "vkRefUtil.hpp"
32 #include "vkPlatform.hpp"
33 #include "vkPrograms.hpp"
34 #include "vkRefUtil.hpp"
35 #include "vkMemUtil.hpp"
36 #include "vkBarrierUtil.hpp"
37 #include "vkQueryUtil.hpp"
38 #include "vkBuilderUtil.hpp"
39 #include "vkTypeUtil.hpp"
40 #include "vkCmdUtil.hpp"
41 #include "vkObjUtil.hpp"
42
43 #include "deStringUtil.hpp"
44 #include "deUniquePtr.hpp"
45
46 #include <string>
47 #include <vector>
48
49 using namespace vk;
50
51 namespace vkt
52 {
53 namespace sparse
54 {
55 namespace
56 {
57
58 enum ShaderParameters
59 {
60 SIZE_OF_UINT_IN_SHADER = 4u,
61 MODULO_DIVISOR = 1024u
62 };
63
computeWorkGroupSize(const deUint32 numInvocations)64 tcu::UVec3 computeWorkGroupSize (const deUint32 numInvocations)
65 {
66 const deUint32 maxComputeWorkGroupInvocations = 128u;
67 const tcu::UVec3 maxComputeWorkGroupSize = tcu::UVec3(128u, 128u, 64u);
68 deUint32 numInvocationsLeft = numInvocations;
69
70 const deUint32 xWorkGroupSize = std::min(std::min(numInvocationsLeft, maxComputeWorkGroupSize.x()), maxComputeWorkGroupInvocations);
71 numInvocationsLeft = numInvocationsLeft / xWorkGroupSize + ((numInvocationsLeft % xWorkGroupSize) ? 1u : 0u);
72
73 const deUint32 yWorkGroupSize = std::min(std::min(numInvocationsLeft, maxComputeWorkGroupSize.y()), maxComputeWorkGroupInvocations / xWorkGroupSize);
74 numInvocationsLeft = numInvocationsLeft / yWorkGroupSize + ((numInvocationsLeft % yWorkGroupSize) ? 1u : 0u);
75
76 const deUint32 zWorkGroupSize = std::min(std::min(numInvocationsLeft, maxComputeWorkGroupSize.z()), maxComputeWorkGroupInvocations / (xWorkGroupSize*yWorkGroupSize));
77 numInvocationsLeft = numInvocationsLeft / zWorkGroupSize + ((numInvocationsLeft % zWorkGroupSize) ? 1u : 0u);
78
79 return tcu::UVec3(xWorkGroupSize, yWorkGroupSize, zWorkGroupSize);
80 }
81
82 class BufferSparseMemoryAliasingCase : public TestCase
83 {
84 public:
85 BufferSparseMemoryAliasingCase (tcu::TestContext& testCtx,
86 const std::string& name,
87 const std::string& description,
88 const deUint32 bufferSize,
89 const glu::GLSLVersion glslVersion,
90 const bool useDeviceGroups);
91
92 void initPrograms (SourceCollections& sourceCollections) const;
93 TestInstance* createInstance (Context& context) const;
94 virtual void checkSupport (Context& context) const;
95
96 private:
97 const deUint32 m_bufferSizeInBytes;
98 const glu::GLSLVersion m_glslVersion;
99 const bool m_useDeviceGroups;
100 };
101
BufferSparseMemoryAliasingCase(tcu::TestContext & testCtx,const std::string & name,const std::string & description,const deUint32 bufferSize,const glu::GLSLVersion glslVersion,const bool useDeviceGroups)102 BufferSparseMemoryAliasingCase::BufferSparseMemoryAliasingCase (tcu::TestContext& testCtx,
103 const std::string& name,
104 const std::string& description,
105 const deUint32 bufferSize,
106 const glu::GLSLVersion glslVersion,
107 const bool useDeviceGroups)
108 : TestCase (testCtx, name, description)
109 , m_bufferSizeInBytes (bufferSize)
110 , m_glslVersion (glslVersion)
111 , m_useDeviceGroups (useDeviceGroups)
112 {
113 }
114
checkSupport(Context & context) const115 void BufferSparseMemoryAliasingCase::checkSupport (Context& context) const
116 {
117 context.requireDeviceCoreFeature(DEVICE_CORE_FEATURE_SPARSE_BINDING);
118 context.requireDeviceCoreFeature(DEVICE_CORE_FEATURE_SPARSE_RESIDENCY_ALIASED);
119 }
120
initPrograms(SourceCollections & sourceCollections) const121 void BufferSparseMemoryAliasingCase::initPrograms (SourceCollections& sourceCollections) const
122 {
123 // Create compute program
124 const char* const versionDecl = glu::getGLSLVersionDeclaration(m_glslVersion);
125 const deUint32 numInvocations = m_bufferSizeInBytes / SIZE_OF_UINT_IN_SHADER;
126 const tcu::UVec3 workGroupSize = computeWorkGroupSize(numInvocations);
127
128 std::ostringstream src;
129 src << versionDecl << "\n"
130 << "layout (local_size_x = " << workGroupSize.x() << ", local_size_y = " << workGroupSize.y() << ", local_size_z = " << workGroupSize.z() << ") in;\n"
131 << "layout(set = 0, binding = 0, std430) writeonly buffer Output\n"
132 << "{\n"
133 << " uint result[];\n"
134 << "} sb_out;\n"
135 << "\n"
136 << "void main (void)\n"
137 << "{\n"
138 << " uint index = gl_GlobalInvocationID.x + (gl_GlobalInvocationID.y + gl_GlobalInvocationID.z*gl_NumWorkGroups.y*gl_WorkGroupSize.y)*gl_NumWorkGroups.x*gl_WorkGroupSize.x;\n"
139 << " if ( index < " << m_bufferSizeInBytes / SIZE_OF_UINT_IN_SHADER << "u )\n"
140 << " {\n"
141 << " sb_out.result[index] = index % " << MODULO_DIVISOR << "u;\n"
142 << " }\n"
143 << "}\n";
144
145 sourceCollections.glslSources.add("comp") << glu::ComputeSource(src.str());
146 }
147
148 class BufferSparseMemoryAliasingInstance : public SparseResourcesBaseInstance
149 {
150 public:
151 BufferSparseMemoryAliasingInstance (Context& context,
152 const deUint32 bufferSize,
153 const bool useDeviceGroups);
154
155 tcu::TestStatus iterate (void);
156
157 private:
158 const deUint32 m_bufferSizeInBytes;
159 const deUint32 m_useDeviceGroups;
160
161 };
162
BufferSparseMemoryAliasingInstance(Context & context,const deUint32 bufferSize,const bool useDeviceGroups)163 BufferSparseMemoryAliasingInstance::BufferSparseMemoryAliasingInstance (Context& context,
164 const deUint32 bufferSize,
165 const bool useDeviceGroups)
166 : SparseResourcesBaseInstance (context, useDeviceGroups)
167 , m_bufferSizeInBytes (bufferSize)
168 , m_useDeviceGroups (useDeviceGroups)
169 {
170 }
171
iterate(void)172 tcu::TestStatus BufferSparseMemoryAliasingInstance::iterate (void)
173 {
174 const InstanceInterface& instance = m_context.getInstanceInterface();
175 {
176 // Create logical device supporting both sparse and compute operations
177 QueueRequirementsVec queueRequirements;
178 queueRequirements.push_back(QueueRequirements(VK_QUEUE_SPARSE_BINDING_BIT, 1u));
179 queueRequirements.push_back(QueueRequirements(VK_QUEUE_COMPUTE_BIT, 1u));
180
181 createDeviceSupportingQueues(queueRequirements);
182 }
183 const vk::VkPhysicalDevice& physicalDevice = getPhysicalDevice();
184 const DeviceInterface& deviceInterface = getDeviceInterface();
185 const Queue& sparseQueue = getQueue(VK_QUEUE_SPARSE_BINDING_BIT, 0);
186 const Queue& computeQueue = getQueue(VK_QUEUE_COMPUTE_BIT, 0);
187
188 // Go through all physical devices
189 for (deUint32 physDevID = 0; physDevID < m_numPhysicalDevices; physDevID++)
190 {
191 const deUint32 firstDeviceID = physDevID;
192 const deUint32 secondDeviceID = (firstDeviceID + 1) % m_numPhysicalDevices;
193
194 VkBufferCreateInfo bufferCreateInfo =
195 {
196 VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO, // VkStructureType sType;
197 DE_NULL, // const void* pNext;
198 VK_BUFFER_CREATE_SPARSE_BINDING_BIT |
199 VK_BUFFER_CREATE_SPARSE_ALIASED_BIT, // VkBufferCreateFlags flags;
200 m_bufferSizeInBytes, // VkDeviceSize size;
201 VK_BUFFER_USAGE_STORAGE_BUFFER_BIT |
202 VK_BUFFER_USAGE_TRANSFER_SRC_BIT, // VkBufferUsageFlags usage;
203 VK_SHARING_MODE_EXCLUSIVE, // VkSharingMode sharingMode;
204 0u, // deUint32 queueFamilyIndexCount;
205 DE_NULL // const deUint32* pQueueFamilyIndices;
206 };
207
208 const deUint32 queueFamilyIndices[] = { sparseQueue.queueFamilyIndex, computeQueue.queueFamilyIndex };
209
210 if (sparseQueue.queueFamilyIndex != computeQueue.queueFamilyIndex)
211 {
212 bufferCreateInfo.sharingMode = VK_SHARING_MODE_CONCURRENT;
213 bufferCreateInfo.queueFamilyIndexCount = 2u;
214 bufferCreateInfo.pQueueFamilyIndices = queueFamilyIndices;
215 }
216
217 // Create sparse buffers
218 const Unique<VkBuffer> sparseBufferWrite(createBuffer(deviceInterface, getDevice(), &bufferCreateInfo));
219 const Unique<VkBuffer> sparseBufferRead(createBuffer(deviceInterface, getDevice(), &bufferCreateInfo));
220
221 // Create sparse buffers memory bind semaphore
222 const Unique<VkSemaphore> bufferMemoryBindSemaphore(createSemaphore(deviceInterface, getDevice()));
223
224 const VkMemoryRequirements bufferMemRequirements = getBufferMemoryRequirements(deviceInterface, getDevice(), *sparseBufferWrite);
225
226 if (bufferMemRequirements.size > getPhysicalDeviceProperties(instance, physicalDevice).limits.sparseAddressSpaceSize)
227 TCU_THROW(NotSupportedError, "Required memory size for sparse resources exceeds device limits");
228
229 DE_ASSERT((bufferMemRequirements.size % bufferMemRequirements.alignment) == 0);
230
231 const deUint32 memoryType = findMatchingMemoryType(instance, getPhysicalDevice(secondDeviceID), bufferMemRequirements, MemoryRequirement::Any);
232
233 if (memoryType == NO_MATCH_FOUND)
234 return tcu::TestStatus::fail("No matching memory type found");
235
236 if (firstDeviceID != secondDeviceID)
237 {
238 VkPeerMemoryFeatureFlags peerMemoryFeatureFlags = (VkPeerMemoryFeatureFlags)0;
239 const deUint32 heapIndex = getHeapIndexForMemoryType(instance, getPhysicalDevice(secondDeviceID), memoryType);
240 deviceInterface.getDeviceGroupPeerMemoryFeatures(getDevice(), heapIndex, firstDeviceID, secondDeviceID, &peerMemoryFeatureFlags);
241
242 if (((peerMemoryFeatureFlags & VK_PEER_MEMORY_FEATURE_COPY_SRC_BIT) == 0) ||
243 ((peerMemoryFeatureFlags & VK_PEER_MEMORY_FEATURE_GENERIC_DST_BIT) == 0))
244 {
245 TCU_THROW(NotSupportedError, "Peer memory does not support COPY_SRC and GENERIC_DST");
246 }
247 }
248
249 const VkSparseMemoryBind sparseMemoryBind = makeSparseMemoryBind(deviceInterface, getDevice(), bufferMemRequirements.size, memoryType, 0u);
250
251 Move<VkDeviceMemory> deviceMemoryPtr(check<VkDeviceMemory>(sparseMemoryBind.memory), Deleter<VkDeviceMemory>(deviceInterface, getDevice(), DE_NULL));
252
253 {
254 const VkSparseBufferMemoryBindInfo sparseBufferMemoryBindInfo[2] =
255 {
256 makeSparseBufferMemoryBindInfo
257 (*sparseBufferWrite, //VkBuffer buffer;
258 1u, //deUint32 bindCount;
259 &sparseMemoryBind //const VkSparseMemoryBind* Binds;
260 ),
261
262 makeSparseBufferMemoryBindInfo
263 (*sparseBufferRead, //VkBuffer buffer;
264 1u, //deUint32 bindCount;
265 &sparseMemoryBind //const VkSparseMemoryBind* Binds;
266 )
267 };
268
269 const VkDeviceGroupBindSparseInfo devGroupBindSparseInfo =
270 {
271 VK_STRUCTURE_TYPE_DEVICE_GROUP_BIND_SPARSE_INFO_KHR, //VkStructureType sType;
272 DE_NULL, //const void* pNext;
273 firstDeviceID, //deUint32 resourceDeviceIndex;
274 secondDeviceID, //deUint32 memoryDeviceIndex;
275 };
276
277 const VkBindSparseInfo bindSparseInfo =
278 {
279 VK_STRUCTURE_TYPE_BIND_SPARSE_INFO, //VkStructureType sType;
280 m_useDeviceGroups ? &devGroupBindSparseInfo : DE_NULL, //const void* pNext;
281 0u, //deUint32 waitSemaphoreCount;
282 DE_NULL, //const VkSemaphore* pWaitSemaphores;
283 2u, //deUint32 bufferBindCount;
284 sparseBufferMemoryBindInfo, //const VkSparseBufferMemoryBindInfo* pBufferBinds;
285 0u, //deUint32 imageOpaqueBindCount;
286 DE_NULL, //const VkSparseImageOpaqueMemoryBindInfo* pImageOpaqueBinds;
287 0u, //deUint32 imageBindCount;
288 DE_NULL, //const VkSparseImageMemoryBindInfo* pImageBinds;
289 1u, //deUint32 signalSemaphoreCount;
290 &bufferMemoryBindSemaphore.get() //const VkSemaphore* pSignalSemaphores;
291 };
292
293 // Submit sparse bind commands for execution
294 VK_CHECK(deviceInterface.queueBindSparse(sparseQueue.queueHandle, 1u, &bindSparseInfo, DE_NULL));
295 }
296
297 // Create output buffer
298 const VkBufferCreateInfo outputBufferCreateInfo = makeBufferCreateInfo(m_bufferSizeInBytes, VK_BUFFER_USAGE_TRANSFER_DST_BIT);
299 const Unique<VkBuffer> outputBuffer(createBuffer(deviceInterface, getDevice(), &outputBufferCreateInfo));
300 const de::UniquePtr<Allocation> outputBufferAlloc(bindBuffer(deviceInterface, getDevice(), getAllocator(), *outputBuffer, MemoryRequirement::HostVisible));
301
302 // Create command buffer for compute and data transfer operations
303 const Unique<VkCommandPool> commandPool(makeCommandPool(deviceInterface, getDevice(), computeQueue.queueFamilyIndex));
304 const Unique<VkCommandBuffer> commandBuffer(allocateCommandBuffer(deviceInterface, getDevice(), *commandPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY));
305
306 // Start recording commands
307 beginCommandBuffer(deviceInterface, *commandBuffer);
308
309 // Create descriptor set
310 const Unique<VkDescriptorSetLayout> descriptorSetLayout(
311 DescriptorSetLayoutBuilder()
312 .addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT)
313 .build(deviceInterface, getDevice()));
314
315 // Create compute pipeline
316 const Unique<VkShaderModule> shaderModule(createShaderModule(deviceInterface, getDevice(), m_context.getBinaryCollection().get("comp"), DE_NULL));
317 const Unique<VkPipelineLayout> pipelineLayout(makePipelineLayout(deviceInterface, getDevice(), *descriptorSetLayout));
318 const Unique<VkPipeline> computePipeline(makeComputePipeline(deviceInterface, getDevice(), *pipelineLayout, *shaderModule));
319
320 deviceInterface.cmdBindPipeline(*commandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *computePipeline);
321
322 // Create descriptor set
323 const Unique<VkDescriptorPool> descriptorPool(
324 DescriptorPoolBuilder()
325 .addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 1u)
326 .build(deviceInterface, getDevice(), VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u));
327
328 const Unique<VkDescriptorSet> descriptorSet(makeDescriptorSet(deviceInterface, getDevice(), *descriptorPool, *descriptorSetLayout));
329
330 {
331 const VkDescriptorBufferInfo sparseBufferInfo = makeDescriptorBufferInfo(*sparseBufferWrite, 0u, m_bufferSizeInBytes);
332
333 DescriptorSetUpdateBuilder()
334 .writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &sparseBufferInfo)
335 .update(deviceInterface, getDevice());
336 }
337
338 deviceInterface.cmdBindDescriptorSets(*commandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *pipelineLayout, 0u, 1u, &descriptorSet.get(), 0u, DE_NULL);
339
340 {
341 deUint32 numInvocationsLeft = m_bufferSizeInBytes / SIZE_OF_UINT_IN_SHADER;
342 const tcu::UVec3 workGroupSize = computeWorkGroupSize(numInvocationsLeft);
343 const tcu::UVec3 maxComputeWorkGroupCount = tcu::UVec3(65535u, 65535u, 65535u);
344
345 numInvocationsLeft -= workGroupSize.x()*workGroupSize.y()*workGroupSize.z();
346
347 const deUint32 xWorkGroupCount = std::min(numInvocationsLeft, maxComputeWorkGroupCount.x());
348 numInvocationsLeft = numInvocationsLeft / xWorkGroupCount + ((numInvocationsLeft % xWorkGroupCount) ? 1u : 0u);
349 const deUint32 yWorkGroupCount = std::min(numInvocationsLeft, maxComputeWorkGroupCount.y());
350 numInvocationsLeft = numInvocationsLeft / yWorkGroupCount + ((numInvocationsLeft % yWorkGroupCount) ? 1u : 0u);
351 const deUint32 zWorkGroupCount = std::min(numInvocationsLeft, maxComputeWorkGroupCount.z());
352 numInvocationsLeft = numInvocationsLeft / zWorkGroupCount + ((numInvocationsLeft % zWorkGroupCount) ? 1u : 0u);
353
354 if (numInvocationsLeft != 1u)
355 TCU_THROW(NotSupportedError, "Buffer size is not supported");
356
357 deviceInterface.cmdDispatch(*commandBuffer, xWorkGroupCount, yWorkGroupCount, zWorkGroupCount);
358 }
359
360 {
361 const VkBufferMemoryBarrier sparseBufferWriteBarrier
362 = makeBufferMemoryBarrier(VK_ACCESS_SHADER_WRITE_BIT,
363 VK_ACCESS_TRANSFER_READ_BIT,
364 *sparseBufferWrite,
365 0ull,
366 m_bufferSizeInBytes);
367
368 deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0u, 0u, DE_NULL, 1u, &sparseBufferWriteBarrier, 0u, DE_NULL);
369 }
370
371 {
372 const VkBufferCopy bufferCopy = makeBufferCopy(0u, 0u, m_bufferSizeInBytes);
373
374 deviceInterface.cmdCopyBuffer(*commandBuffer, *sparseBufferRead, *outputBuffer, 1u, &bufferCopy);
375 }
376
377 {
378 const VkBufferMemoryBarrier outputBufferHostBarrier
379 = makeBufferMemoryBarrier(VK_ACCESS_TRANSFER_WRITE_BIT,
380 VK_ACCESS_HOST_READ_BIT,
381 *outputBuffer,
382 0ull,
383 m_bufferSizeInBytes);
384
385 deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT, 0u, 0u, DE_NULL, 1u, &outputBufferHostBarrier, 0u, DE_NULL);
386 }
387
388 // End recording commands
389 endCommandBuffer(deviceInterface, *commandBuffer);
390
391 // The stage at which execution is going to wait for finish of sparse binding operations
392 const VkPipelineStageFlags waitStageBits[] = { VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT };
393
394 // Submit commands for execution and wait for completion
395 // In case of device groups, submit on the physical device with the resource
396 submitCommandsAndWait(deviceInterface, getDevice(), computeQueue.queueHandle, *commandBuffer, 1u, &bufferMemoryBindSemaphore.get(),
397 waitStageBits, 0, DE_NULL, m_useDeviceGroups, firstDeviceID);
398
399 // Retrieve data from output buffer to host memory
400 invalidateAlloc(deviceInterface, getDevice(), *outputBufferAlloc);
401
402 const deUint8* outputData = static_cast<const deUint8*>(outputBufferAlloc->getHostPtr());
403
404 // Wait for sparse queue to become idle
405 deviceInterface.queueWaitIdle(sparseQueue.queueHandle);
406
407 // Prepare reference data
408 std::vector<deUint8> referenceData;
409 referenceData.resize(m_bufferSizeInBytes);
410
411 std::vector<deUint32> referenceDataBlock;
412 referenceDataBlock.resize(MODULO_DIVISOR);
413
414 for (deUint32 valueNdx = 0; valueNdx < MODULO_DIVISOR; ++valueNdx)
415 {
416 referenceDataBlock[valueNdx] = valueNdx % MODULO_DIVISOR;
417 }
418
419 const deUint32 fullBlockSizeInBytes = MODULO_DIVISOR * SIZE_OF_UINT_IN_SHADER;
420 const deUint32 lastBlockSizeInBytes = m_bufferSizeInBytes % fullBlockSizeInBytes;
421 const deUint32 numberOfBlocks = m_bufferSizeInBytes / fullBlockSizeInBytes + (lastBlockSizeInBytes ? 1u : 0u);
422
423 for (deUint32 blockNdx = 0; blockNdx < numberOfBlocks; ++blockNdx)
424 {
425 const deUint32 offset = blockNdx * fullBlockSizeInBytes;
426 deMemcpy(&referenceData[0] + offset, &referenceDataBlock[0], ((offset + fullBlockSizeInBytes) <= m_bufferSizeInBytes) ? fullBlockSizeInBytes : lastBlockSizeInBytes);
427 }
428
429 // Compare reference data with output data
430 if (deMemCmp(&referenceData[0], outputData, m_bufferSizeInBytes) != 0)
431 return tcu::TestStatus::fail("Failed");
432 }
433 return tcu::TestStatus::pass("Passed");
434 }
435
createInstance(Context & context) const436 TestInstance* BufferSparseMemoryAliasingCase::createInstance (Context& context) const
437 {
438 return new BufferSparseMemoryAliasingInstance(context, m_bufferSizeInBytes, m_useDeviceGroups);
439 }
440
441 } // anonymous ns
442
addBufferSparseMemoryAliasingTests(tcu::TestCaseGroup * group,const bool useDeviceGroups)443 void addBufferSparseMemoryAliasingTests(tcu::TestCaseGroup* group, const bool useDeviceGroups)
444 {
445 group->addChild(new BufferSparseMemoryAliasingCase(group->getTestContext(), "buffer_size_2_10", "", 1 << 10, glu::GLSL_VERSION_440, useDeviceGroups));
446 group->addChild(new BufferSparseMemoryAliasingCase(group->getTestContext(), "buffer_size_2_12", "", 1 << 12, glu::GLSL_VERSION_440, useDeviceGroups));
447 group->addChild(new BufferSparseMemoryAliasingCase(group->getTestContext(), "buffer_size_2_16", "", 1 << 16, glu::GLSL_VERSION_440, useDeviceGroups));
448 group->addChild(new BufferSparseMemoryAliasingCase(group->getTestContext(), "buffer_size_2_17", "", 1 << 17, glu::GLSL_VERSION_440, useDeviceGroups));
449 group->addChild(new BufferSparseMemoryAliasingCase(group->getTestContext(), "buffer_size_2_20", "", 1 << 20, glu::GLSL_VERSION_440, useDeviceGroups));
450 group->addChild(new BufferSparseMemoryAliasingCase(group->getTestContext(), "buffer_size_2_24", "", 1 << 24, glu::GLSL_VERSION_440, useDeviceGroups));
451 }
452
453 } // sparse
454 } // vkt
455