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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  vktSparseResourcesBufferSparseResidency.cpp
21  * \brief Sparse partially resident buffers tests
22  *//*--------------------------------------------------------------------*/
23 
24 #include "vktSparseResourcesBufferSparseResidency.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 };
62 
63 class BufferSparseResidencyCase : public TestCase
64 {
65 public:
66 					BufferSparseResidencyCase	(tcu::TestContext&		testCtx,
67 												 const std::string&		name,
68 												 const std::string&		description,
69 												 const deUint32			bufferSize,
70 												 const glu::GLSLVersion	glslVersion,
71 												 const bool				useDeviceGroups);
72 
73 
74 	void			initPrograms				(SourceCollections&		sourceCollections) const;
75 	TestInstance*	createInstance				(Context&				context) const;
76 
77 private:
78 	const deUint32			m_bufferSize;
79 	const glu::GLSLVersion	m_glslVersion;
80 	const bool				m_useDeviceGroups;
81 
82 };
83 
BufferSparseResidencyCase(tcu::TestContext & testCtx,const std::string & name,const std::string & description,const deUint32 bufferSize,const glu::GLSLVersion glslVersion,const bool useDeviceGroups)84 BufferSparseResidencyCase::BufferSparseResidencyCase (tcu::TestContext&			testCtx,
85 													  const std::string&		name,
86 													  const std::string&		description,
87 													  const deUint32			bufferSize,
88 													  const glu::GLSLVersion	glslVersion,
89 													  const bool				useDeviceGroups)
90 
91 	: TestCase			(testCtx, name, description)
92 	, m_bufferSize		(bufferSize)
93 	, m_glslVersion		(glslVersion)
94 	, m_useDeviceGroups	(useDeviceGroups)
95 {
96 }
97 
initPrograms(SourceCollections & sourceCollections) const98 void BufferSparseResidencyCase::initPrograms (SourceCollections& sourceCollections) const
99 {
100 	const char* const	versionDecl		= glu::getGLSLVersionDeclaration(m_glslVersion);
101 	const deUint32		iterationsCount = m_bufferSize / SIZE_OF_UINT_IN_SHADER;
102 
103 	std::ostringstream src;
104 
105 	src << versionDecl << "\n"
106 		<< "layout (local_size_x = 1, local_size_y = 1, local_size_z = 1) in;\n"
107 		<< "layout(set = 0, binding = 0, std430) readonly buffer Input\n"
108 		<< "{\n"
109 		<< "	uint data[];\n"
110 		<< "} sb_in;\n"
111 		<< "\n"
112 		<< "layout(set = 0, binding = 1, std430) writeonly buffer Output\n"
113 		<< "{\n"
114 		<< "	uint result[];\n"
115 		<< "} sb_out;\n"
116 		<< "\n"
117 		<< "void main (void)\n"
118 		<< "{\n"
119 		<< "	for(int i=0; i<" << iterationsCount << "; ++i) \n"
120 		<< "	{\n"
121 		<< "		sb_out.result[i] = sb_in.data[i];"
122 		<< "	}\n"
123 		<< "}\n";
124 
125 	sourceCollections.glslSources.add("comp") << glu::ComputeSource(src.str());
126 }
127 
128 class BufferSparseResidencyInstance : public SparseResourcesBaseInstance
129 {
130 public:
131 					BufferSparseResidencyInstance	(Context&			context,
132 													 const deUint32		bufferSize,
133 													 const bool			useDeviceGroups);
134 
135 	tcu::TestStatus	iterate							(void);
136 
137 private:
138 	const deUint32	m_bufferSize;
139 };
140 
BufferSparseResidencyInstance(Context & context,const deUint32 bufferSize,const bool useDeviceGroups)141 BufferSparseResidencyInstance::BufferSparseResidencyInstance (Context&			context,
142 															  const deUint32	bufferSize,
143 															  const bool		useDeviceGroups)
144 	: SparseResourcesBaseInstance	(context, useDeviceGroups)
145 	, m_bufferSize					(bufferSize)
146 {
147 }
148 
iterate(void)149 tcu::TestStatus BufferSparseResidencyInstance::iterate (void)
150 {
151 	const InstanceInterface&		 instance					= m_context.getInstanceInterface();
152 	{
153 		// Create logical device supporting both sparse and compute operations
154 		QueueRequirementsVec queueRequirements;
155 		queueRequirements.push_back(QueueRequirements(VK_QUEUE_SPARSE_BINDING_BIT, 1u));
156 		queueRequirements.push_back(QueueRequirements(VK_QUEUE_COMPUTE_BIT, 1u));
157 
158 		createDeviceSupportingQueues(queueRequirements);
159 	}
160 	const VkPhysicalDevice			 physicalDevice				= getPhysicalDevice();
161 	const VkPhysicalDeviceProperties physicalDeviceProperties	= getPhysicalDeviceProperties(instance, physicalDevice);
162 
163 	if (!getPhysicalDeviceFeatures(instance, physicalDevice).sparseResidencyBuffer)
164 		TCU_THROW(NotSupportedError, "Sparse partially resident buffers not supported");
165 
166 	const DeviceInterface&	deviceInterface	= getDeviceInterface();
167 	const Queue&			sparseQueue		= getQueue(VK_QUEUE_SPARSE_BINDING_BIT, 0);
168 	const Queue&			computeQueue	= getQueue(VK_QUEUE_COMPUTE_BIT, 0);
169 
170 	// Go through all physical devices
171 	for (deUint32 physDevID = 0; physDevID < m_numPhysicalDevices; physDevID++)
172 	{
173 		const deUint32	firstDeviceID	= physDevID;
174 		const deUint32	secondDeviceID	= (firstDeviceID + 1) % m_numPhysicalDevices;
175 
176 		VkBufferCreateInfo bufferCreateInfo =
177 		{
178 			VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,	// VkStructureType		sType;
179 			DE_NULL,								// const void*			pNext;
180 			VK_BUFFER_CREATE_SPARSE_BINDING_BIT |
181 			VK_BUFFER_CREATE_SPARSE_RESIDENCY_BIT,	// VkBufferCreateFlags	flags;
182 			m_bufferSize,							// VkDeviceSize			size;
183 			VK_BUFFER_USAGE_STORAGE_BUFFER_BIT |
184 			VK_BUFFER_USAGE_TRANSFER_SRC_BIT,		// VkBufferUsageFlags	usage;
185 			VK_SHARING_MODE_EXCLUSIVE,				// VkSharingMode		sharingMode;
186 			0u,										// deUint32				queueFamilyIndexCount;
187 			DE_NULL									// const deUint32*		pQueueFamilyIndices;
188 		};
189 
190 		const deUint32 queueFamilyIndices[] = { sparseQueue.queueFamilyIndex, computeQueue.queueFamilyIndex };
191 
192 		if (sparseQueue.queueFamilyIndex != computeQueue.queueFamilyIndex)
193 		{
194 			bufferCreateInfo.sharingMode			= VK_SHARING_MODE_CONCURRENT;
195 			bufferCreateInfo.queueFamilyIndexCount	= 2u;
196 			bufferCreateInfo.pQueueFamilyIndices	= queueFamilyIndices;
197 		}
198 
199 		// Create sparse buffer
200 		const Unique<VkBuffer> sparseBuffer(createBuffer(deviceInterface, getDevice(), &bufferCreateInfo));
201 
202 		// Create sparse buffer memory bind semaphore
203 		const Unique<VkSemaphore> bufferMemoryBindSemaphore(createSemaphore(deviceInterface, getDevice()));
204 
205 		const VkMemoryRequirements bufferMemRequirements = getBufferMemoryRequirements(deviceInterface, getDevice(), *sparseBuffer);
206 
207 		if (bufferMemRequirements.size > physicalDeviceProperties.limits.sparseAddressSpaceSize)
208 			TCU_THROW(NotSupportedError, "Required memory size for sparse resources exceeds device limits");
209 
210 		DE_ASSERT((bufferMemRequirements.size % bufferMemRequirements.alignment) == 0);
211 
212 		const deUint32				numSparseSlots = static_cast<deUint32>(bufferMemRequirements.size / bufferMemRequirements.alignment);
213 		std::vector<DeviceMemorySp>	deviceMemUniquePtrVec;
214 
215 		{
216 			std::vector<VkSparseMemoryBind>		sparseMemoryBinds;
217 			const deUint32						memoryType		= findMatchingMemoryType(instance, getPhysicalDevice(secondDeviceID), bufferMemRequirements, MemoryRequirement::Any);
218 
219 			if (memoryType == NO_MATCH_FOUND)
220 				return tcu::TestStatus::fail("No matching memory type found");
221 
222 			if (firstDeviceID != secondDeviceID)
223 			{
224 				VkPeerMemoryFeatureFlags	peerMemoryFeatureFlags = (VkPeerMemoryFeatureFlags)0;
225 				const deUint32				heapIndex = getHeapIndexForMemoryType(instance, getPhysicalDevice(secondDeviceID), memoryType);
226 				deviceInterface.getDeviceGroupPeerMemoryFeatures(getDevice(), heapIndex, firstDeviceID, secondDeviceID, &peerMemoryFeatureFlags);
227 
228 				if (((peerMemoryFeatureFlags & VK_PEER_MEMORY_FEATURE_COPY_SRC_BIT)    == 0) ||
229 					((peerMemoryFeatureFlags & VK_PEER_MEMORY_FEATURE_GENERIC_DST_BIT) == 0))
230 				{
231 					TCU_THROW(NotSupportedError, "Peer memory does not support COPY_SRC and GENERIC_DST");
232 				}
233 			}
234 
235 			for (deUint32 sparseBindNdx = 0; sparseBindNdx < numSparseSlots; sparseBindNdx += 2)
236 			{
237 				const VkSparseMemoryBind sparseMemoryBind = makeSparseMemoryBind(deviceInterface, getDevice(), bufferMemRequirements.alignment, memoryType, bufferMemRequirements.alignment * sparseBindNdx);
238 
239 				deviceMemUniquePtrVec.push_back(makeVkSharedPtr(Move<VkDeviceMemory>(check<VkDeviceMemory>(sparseMemoryBind.memory), Deleter<VkDeviceMemory>(deviceInterface, getDevice(), DE_NULL))));
240 
241 				sparseMemoryBinds.push_back(sparseMemoryBind);
242 			}
243 
244 			const VkSparseBufferMemoryBindInfo sparseBufferBindInfo = makeSparseBufferMemoryBindInfo(*sparseBuffer, static_cast<deUint32>(sparseMemoryBinds.size()), &sparseMemoryBinds[0]);
245 
246 			const VkDeviceGroupBindSparseInfo devGroupBindSparseInfo =
247 			{
248 				VK_STRUCTURE_TYPE_DEVICE_GROUP_BIND_SPARSE_INFO_KHR,	//VkStructureType							sType;
249 				DE_NULL,												//const void*								pNext;
250 				firstDeviceID,											//deUint32									resourceDeviceIndex;
251 				secondDeviceID,											//deUint32									memoryDeviceIndex;
252 			};
253 			const VkBindSparseInfo bindSparseInfo =
254 			{
255 				VK_STRUCTURE_TYPE_BIND_SPARSE_INFO,						//VkStructureType							sType;
256 				usingDeviceGroups() ? &devGroupBindSparseInfo : DE_NULL,//const void*								pNext;
257 				0u,														//deUint32									waitSemaphoreCount;
258 				DE_NULL,												//const VkSemaphore*						pWaitSemaphores;
259 				1u,														//deUint32									bufferBindCount;
260 				&sparseBufferBindInfo,									//const VkSparseBufferMemoryBindInfo*		pBufferBinds;
261 				0u,														//deUint32									imageOpaqueBindCount;
262 				DE_NULL,												//const VkSparseImageOpaqueMemoryBindInfo*	pImageOpaqueBinds;
263 				0u,														//deUint32									imageBindCount;
264 				DE_NULL,												//const VkSparseImageMemoryBindInfo*		pImageBinds;
265 				1u,														//deUint32									signalSemaphoreCount;
266 				&bufferMemoryBindSemaphore.get()						//const VkSemaphore*						pSignalSemaphores;
267 			};
268 
269 			VK_CHECK(deviceInterface.queueBindSparse(sparseQueue.queueHandle, 1u, &bindSparseInfo, DE_NULL));
270 		}
271 
272 		// Create input buffer
273 		const VkBufferCreateInfo		inputBufferCreateInfo	= makeBufferCreateInfo(m_bufferSize, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT);
274 		const Unique<VkBuffer>			inputBuffer				(createBuffer(deviceInterface, getDevice(), &inputBufferCreateInfo));
275 		const de::UniquePtr<Allocation>	inputBufferAlloc		(bindBuffer(deviceInterface, getDevice(), getAllocator(), *inputBuffer, MemoryRequirement::HostVisible));
276 
277 
278 		std::vector<deUint8> referenceData;
279 		referenceData.resize(m_bufferSize);
280 
281 		for (deUint32 valueNdx = 0; valueNdx < m_bufferSize; ++valueNdx)
282 		{
283 			referenceData[valueNdx] = static_cast<deUint8>((valueNdx % bufferMemRequirements.alignment) + 1u);
284 		}
285 
286 		deMemcpy(inputBufferAlloc->getHostPtr(), &referenceData[0], m_bufferSize);
287 
288 		flushAlloc(deviceInterface, getDevice(), *inputBufferAlloc);
289 
290 		// Create output buffer
291 		const VkBufferCreateInfo		outputBufferCreateInfo	= makeBufferCreateInfo(m_bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT);
292 		const Unique<VkBuffer>			outputBuffer			(createBuffer(deviceInterface, getDevice(), &outputBufferCreateInfo));
293 		const de::UniquePtr<Allocation>	outputBufferAlloc		(bindBuffer(deviceInterface, getDevice(), getAllocator(), *outputBuffer, MemoryRequirement::HostVisible));
294 
295 		// Create command buffer for compute and data transfer operations
296 		const Unique<VkCommandPool>	  commandPool(makeCommandPool(deviceInterface, getDevice(), computeQueue.queueFamilyIndex));
297 		const Unique<VkCommandBuffer> commandBuffer(allocateCommandBuffer(deviceInterface, getDevice(), *commandPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY));
298 
299 		// Start recording compute and transfer commands
300 		beginCommandBuffer(deviceInterface, *commandBuffer);
301 
302 		// Create descriptor set
303 		const Unique<VkDescriptorSetLayout> descriptorSetLayout(
304 			DescriptorSetLayoutBuilder()
305 			.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT)
306 			.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT)
307 			.build(deviceInterface, getDevice()));
308 
309 		// Create compute pipeline
310 		const Unique<VkShaderModule>	shaderModule(createShaderModule(deviceInterface, getDevice(), m_context.getBinaryCollection().get("comp"), DE_NULL));
311 		const Unique<VkPipelineLayout>	pipelineLayout(makePipelineLayout(deviceInterface, getDevice(), *descriptorSetLayout));
312 		const Unique<VkPipeline>		computePipeline(makeComputePipeline(deviceInterface, getDevice(), *pipelineLayout, *shaderModule));
313 
314 		deviceInterface.cmdBindPipeline(*commandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *computePipeline);
315 
316 		const Unique<VkDescriptorPool> descriptorPool(
317 			DescriptorPoolBuilder()
318 			.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 2u)
319 			.build(deviceInterface, getDevice(), VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u));
320 
321 		const Unique<VkDescriptorSet> descriptorSet(makeDescriptorSet(deviceInterface, getDevice(), *descriptorPool, *descriptorSetLayout));
322 
323 		{
324 			const VkDescriptorBufferInfo inputBufferInfo = makeDescriptorBufferInfo(*inputBuffer, 0ull, m_bufferSize);
325 			const VkDescriptorBufferInfo sparseBufferInfo = makeDescriptorBufferInfo(*sparseBuffer, 0ull, m_bufferSize);
326 
327 			DescriptorSetUpdateBuilder()
328 				.writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &inputBufferInfo)
329 				.writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &sparseBufferInfo)
330 				.update(deviceInterface, getDevice());
331 		}
332 
333 		deviceInterface.cmdBindDescriptorSets(*commandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *pipelineLayout, 0u, 1u, &descriptorSet.get(), 0u, DE_NULL);
334 
335 		{
336 			const VkBufferMemoryBarrier inputBufferBarrier
337 				= makeBufferMemoryBarrier(	VK_ACCESS_HOST_WRITE_BIT,
338 											VK_ACCESS_SHADER_READ_BIT,
339 											*inputBuffer,
340 											0ull,
341 											m_bufferSize);
342 
343 			deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0u, 0u, DE_NULL, 1u, &inputBufferBarrier, 0u, DE_NULL);
344 		}
345 
346 		deviceInterface.cmdDispatch(*commandBuffer, 1u, 1u, 1u);
347 
348 		{
349 			const VkBufferMemoryBarrier sparseBufferBarrier
350 				= makeBufferMemoryBarrier(	VK_ACCESS_SHADER_WRITE_BIT,
351 											VK_ACCESS_TRANSFER_READ_BIT,
352 											*sparseBuffer,
353 											0ull,
354 											m_bufferSize);
355 
356 			deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0u, 0u, DE_NULL, 1u, &sparseBufferBarrier, 0u, DE_NULL);
357 		}
358 
359 		{
360 			const VkBufferCopy bufferCopy = makeBufferCopy(0u, 0u, m_bufferSize);
361 
362 			deviceInterface.cmdCopyBuffer(*commandBuffer, *sparseBuffer, *outputBuffer, 1u, &bufferCopy);
363 		}
364 
365 		{
366 			const VkBufferMemoryBarrier outputBufferBarrier
367 				= makeBufferMemoryBarrier(	VK_ACCESS_TRANSFER_WRITE_BIT,
368 											VK_ACCESS_HOST_READ_BIT,
369 											*outputBuffer,
370 											0ull,
371 											m_bufferSize);
372 
373 			deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT, 0u, 0u, DE_NULL, 1u, &outputBufferBarrier, 0u, DE_NULL);
374 		}
375 
376 		// End recording compute and transfer commands
377 		endCommandBuffer(deviceInterface, *commandBuffer);
378 
379 		const VkPipelineStageFlags waitStageBits[] = { VK_PIPELINE_STAGE_TRANSFER_BIT };
380 
381 		// Submit transfer commands for execution and wait for completion
382 		submitCommandsAndWait(deviceInterface, getDevice(), computeQueue.queueHandle, *commandBuffer, 1u, &bufferMemoryBindSemaphore.get(),
383 			waitStageBits, 0, DE_NULL, usingDeviceGroups(), firstDeviceID);
384 
385 		// Retrieve data from output buffer to host memory
386 		invalidateAlloc(deviceInterface, getDevice(), *outputBufferAlloc);
387 
388 		const deUint8* outputData = static_cast<const deUint8*>(outputBufferAlloc->getHostPtr());
389 
390 		// Wait for sparse queue to become idle
391 		deviceInterface.queueWaitIdle(sparseQueue.queueHandle);
392 
393 		// Compare output data with reference data
394 		for (deUint32 sparseBindNdx = 0; sparseBindNdx < numSparseSlots; ++sparseBindNdx)
395 		{
396 			const deUint32 alignment = static_cast<deUint32>(bufferMemRequirements.alignment);
397 			const deUint32 offset	 = alignment * sparseBindNdx;
398 			const deUint32 size		 = sparseBindNdx == (numSparseSlots - 1) ? m_bufferSize % alignment : alignment;
399 
400 			if (sparseBindNdx % 2u == 0u)
401 			{
402 				if (deMemCmp(&referenceData[offset], outputData + offset, size) != 0)
403 					return tcu::TestStatus::fail("Failed");
404 			}
405 			else if (physicalDeviceProperties.sparseProperties.residencyNonResidentStrict)
406 			{
407 				deMemset(&referenceData[offset], 0u, size);
408 
409 				if (deMemCmp(&referenceData[offset], outputData + offset, size) != 0)
410 					return tcu::TestStatus::fail("Failed");
411 			}
412 		}
413 	}
414 
415 	return tcu::TestStatus::pass("Passed");
416 }
417 
createInstance(Context & context) const418 TestInstance* BufferSparseResidencyCase::createInstance (Context& context) const
419 {
420 	return new BufferSparseResidencyInstance(context, m_bufferSize, m_useDeviceGroups);
421 }
422 
423 } // anonymous ns
424 
addBufferSparseResidencyTests(tcu::TestCaseGroup * group,const bool useDeviceGroups)425 void addBufferSparseResidencyTests(tcu::TestCaseGroup* group, const bool useDeviceGroups)
426 {
427 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_10", "", 1 << 10, glu::GLSL_VERSION_440, useDeviceGroups));
428 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_12", "", 1 << 12, glu::GLSL_VERSION_440, useDeviceGroups));
429 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_16", "", 1 << 16, glu::GLSL_VERSION_440, useDeviceGroups));
430 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_17", "", 1 << 17, glu::GLSL_VERSION_440, useDeviceGroups));
431 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_20", "", 1 << 20, glu::GLSL_VERSION_440, useDeviceGroups));
432 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_24", "", 1 << 24, glu::GLSL_VERSION_440, useDeviceGroups));
433 }
434 
435 } // sparse
436 } // vkt
437