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 
42 #include "deStringUtil.hpp"
43 #include "deUniquePtr.hpp"
44 
45 #include <string>
46 #include <vector>
47 
48 using namespace vk;
49 
50 namespace vkt
51 {
52 namespace sparse
53 {
54 namespace
55 {
56 
57 enum ShaderParameters
58 {
59 	SIZE_OF_UINT_IN_SHADER = 4u,
60 };
61 
62 class BufferSparseResidencyCase : public TestCase
63 {
64 public:
65 					BufferSparseResidencyCase	(tcu::TestContext&		testCtx,
66 												 const std::string&		name,
67 												 const std::string&		description,
68 												 const deUint32			bufferSize,
69 												 const glu::GLSLVersion	glslVersion,
70 												 const bool				useDeviceGroups);
71 
72 
73 	void			initPrograms				(SourceCollections&		sourceCollections) const;
74 	TestInstance*	createInstance				(Context&				context) const;
75 
76 private:
77 	const deUint32			m_bufferSize;
78 	const glu::GLSLVersion	m_glslVersion;
79 	const bool				m_useDeviceGroups;
80 
81 };
82 
BufferSparseResidencyCase(tcu::TestContext & testCtx,const std::string & name,const std::string & description,const deUint32 bufferSize,const glu::GLSLVersion glslVersion,const bool useDeviceGroups)83 BufferSparseResidencyCase::BufferSparseResidencyCase (tcu::TestContext&			testCtx,
84 													  const std::string&		name,
85 													  const std::string&		description,
86 													  const deUint32			bufferSize,
87 													  const glu::GLSLVersion	glslVersion,
88 													  const bool				useDeviceGroups)
89 
90 	: TestCase			(testCtx, name, description)
91 	, m_bufferSize		(bufferSize)
92 	, m_glslVersion		(glslVersion)
93 	, m_useDeviceGroups	(useDeviceGroups)
94 {
95 }
96 
initPrograms(SourceCollections & sourceCollections) const97 void BufferSparseResidencyCase::initPrograms (SourceCollections& sourceCollections) const
98 {
99 	const char* const	versionDecl		= glu::getGLSLVersionDeclaration(m_glslVersion);
100 	const deUint32		iterationsCount = m_bufferSize / SIZE_OF_UINT_IN_SHADER;
101 
102 	std::ostringstream src;
103 
104 	src << versionDecl << "\n"
105 		<< "layout (local_size_x = 1, local_size_y = 1, local_size_z = 1) in;\n"
106 		<< "layout(set = 0, binding = 0, std430) readonly buffer Input\n"
107 		<< "{\n"
108 		<< "	uint data[];\n"
109 		<< "} sb_in;\n"
110 		<< "\n"
111 		<< "layout(set = 0, binding = 1, std430) writeonly buffer Output\n"
112 		<< "{\n"
113 		<< "	uint result[];\n"
114 		<< "} sb_out;\n"
115 		<< "\n"
116 		<< "void main (void)\n"
117 		<< "{\n"
118 		<< "	for(int i=0; i<" << iterationsCount << "; ++i) \n"
119 		<< "	{\n"
120 		<< "		sb_out.result[i] = sb_in.data[i];"
121 		<< "	}\n"
122 		<< "}\n";
123 
124 	sourceCollections.glslSources.add("comp") << glu::ComputeSource(src.str());
125 }
126 
127 class BufferSparseResidencyInstance : public SparseResourcesBaseInstance
128 {
129 public:
130 					BufferSparseResidencyInstance	(Context&			context,
131 													 const deUint32		bufferSize,
132 													 const bool			useDeviceGroups);
133 
134 	tcu::TestStatus	iterate							(void);
135 
136 private:
137 	const deUint32	m_bufferSize;
138 };
139 
BufferSparseResidencyInstance(Context & context,const deUint32 bufferSize,const bool useDeviceGroups)140 BufferSparseResidencyInstance::BufferSparseResidencyInstance (Context&			context,
141 															  const deUint32	bufferSize,
142 															  const bool		useDeviceGroups)
143 	: SparseResourcesBaseInstance	(context, useDeviceGroups)
144 	, m_bufferSize					(bufferSize)
145 {
146 }
147 
iterate(void)148 tcu::TestStatus BufferSparseResidencyInstance::iterate (void)
149 {
150 	const InstanceInterface&		 instance					= m_context.getInstanceInterface();
151 	{
152 		// Create logical device supporting both sparse and compute operations
153 		QueueRequirementsVec queueRequirements;
154 		queueRequirements.push_back(QueueRequirements(VK_QUEUE_SPARSE_BINDING_BIT, 1u));
155 		queueRequirements.push_back(QueueRequirements(VK_QUEUE_COMPUTE_BIT, 1u));
156 
157 		createDeviceSupportingQueues(queueRequirements);
158 	}
159 	const VkPhysicalDevice			 physicalDevice				= getPhysicalDevice();
160 	const VkPhysicalDeviceProperties physicalDeviceProperties	= getPhysicalDeviceProperties(instance, physicalDevice);
161 
162 	if (!getPhysicalDeviceFeatures(instance, physicalDevice).sparseResidencyBuffer)
163 		TCU_THROW(NotSupportedError, "Sparse partially resident buffers not supported");
164 
165 	const DeviceInterface&	deviceInterface	= getDeviceInterface();
166 	const Queue&			sparseQueue		= getQueue(VK_QUEUE_SPARSE_BINDING_BIT, 0);
167 	const Queue&			computeQueue	= getQueue(VK_QUEUE_COMPUTE_BIT, 0);
168 
169 	// Go through all physical devices
170 	for (deUint32 physDevID = 0; physDevID < m_numPhysicalDevices; physDevID++)
171 	{
172 		const deUint32	firstDeviceID	= physDevID;
173 		const deUint32	secondDeviceID	= (firstDeviceID + 1) % m_numPhysicalDevices;
174 
175 		VkBufferCreateInfo bufferCreateInfo =
176 		{
177 			VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,	// VkStructureType		sType;
178 			DE_NULL,								// const void*			pNext;
179 			VK_BUFFER_CREATE_SPARSE_BINDING_BIT |
180 			VK_BUFFER_CREATE_SPARSE_RESIDENCY_BIT,	// VkBufferCreateFlags	flags;
181 			m_bufferSize,							// VkDeviceSize			size;
182 			VK_BUFFER_USAGE_STORAGE_BUFFER_BIT |
183 			VK_BUFFER_USAGE_TRANSFER_SRC_BIT,		// VkBufferUsageFlags	usage;
184 			VK_SHARING_MODE_EXCLUSIVE,				// VkSharingMode		sharingMode;
185 			0u,										// deUint32				queueFamilyIndexCount;
186 			DE_NULL									// const deUint32*		pQueueFamilyIndices;
187 		};
188 
189 		const deUint32 queueFamilyIndices[] = { sparseQueue.queueFamilyIndex, computeQueue.queueFamilyIndex };
190 
191 		if (sparseQueue.queueFamilyIndex != computeQueue.queueFamilyIndex)
192 		{
193 			bufferCreateInfo.sharingMode			= VK_SHARING_MODE_CONCURRENT;
194 			bufferCreateInfo.queueFamilyIndexCount	= 2u;
195 			bufferCreateInfo.pQueueFamilyIndices	= queueFamilyIndices;
196 		}
197 
198 		// Create sparse buffer
199 		const Unique<VkBuffer> sparseBuffer(createBuffer(deviceInterface, getDevice(), &bufferCreateInfo));
200 
201 		// Create sparse buffer memory bind semaphore
202 		const Unique<VkSemaphore> bufferMemoryBindSemaphore(createSemaphore(deviceInterface, getDevice()));
203 
204 		const VkMemoryRequirements bufferMemRequirements = getBufferMemoryRequirements(deviceInterface, getDevice(), *sparseBuffer);
205 
206 		if (bufferMemRequirements.size > physicalDeviceProperties.limits.sparseAddressSpaceSize)
207 			TCU_THROW(NotSupportedError, "Required memory size for sparse resources exceeds device limits");
208 
209 		DE_ASSERT((bufferMemRequirements.size % bufferMemRequirements.alignment) == 0);
210 
211 		const deUint32				numSparseSlots = static_cast<deUint32>(bufferMemRequirements.size / bufferMemRequirements.alignment);
212 		std::vector<DeviceMemorySp>	deviceMemUniquePtrVec;
213 
214 		{
215 			std::vector<VkSparseMemoryBind>		sparseMemoryBinds;
216 			const deUint32						memoryType		= findMatchingMemoryType(instance, getPhysicalDevice(secondDeviceID), bufferMemRequirements, MemoryRequirement::Any);
217 
218 			if (memoryType == NO_MATCH_FOUND)
219 				return tcu::TestStatus::fail("No matching memory type found");
220 
221 			if (firstDeviceID != secondDeviceID)
222 			{
223 				VkPeerMemoryFeatureFlags	peerMemoryFeatureFlags = (VkPeerMemoryFeatureFlags)0;
224 				const deUint32				heapIndex = getHeapIndexForMemoryType(instance, getPhysicalDevice(secondDeviceID), memoryType);
225 				deviceInterface.getDeviceGroupPeerMemoryFeatures(getDevice(), heapIndex, firstDeviceID, secondDeviceID, &peerMemoryFeatureFlags);
226 
227 				if (((peerMemoryFeatureFlags & VK_PEER_MEMORY_FEATURE_COPY_SRC_BIT)    == 0) ||
228 					((peerMemoryFeatureFlags & VK_PEER_MEMORY_FEATURE_GENERIC_DST_BIT) == 0))
229 				{
230 					TCU_THROW(NotSupportedError, "Peer memory does not support COPY_SRC and GENERIC_DST");
231 				}
232 			}
233 
234 			for (deUint32 sparseBindNdx = 0; sparseBindNdx < numSparseSlots; sparseBindNdx += 2)
235 			{
236 				const VkSparseMemoryBind sparseMemoryBind = makeSparseMemoryBind(deviceInterface, getDevice(), bufferMemRequirements.alignment, memoryType, bufferMemRequirements.alignment * sparseBindNdx);
237 
238 				deviceMemUniquePtrVec.push_back(makeVkSharedPtr(Move<VkDeviceMemory>(check<VkDeviceMemory>(sparseMemoryBind.memory), Deleter<VkDeviceMemory>(deviceInterface, getDevice(), DE_NULL))));
239 
240 				sparseMemoryBinds.push_back(sparseMemoryBind);
241 			}
242 
243 			const VkSparseBufferMemoryBindInfo sparseBufferBindInfo = makeSparseBufferMemoryBindInfo(*sparseBuffer, static_cast<deUint32>(sparseMemoryBinds.size()), &sparseMemoryBinds[0]);
244 
245 			const VkDeviceGroupBindSparseInfo devGroupBindSparseInfo =
246 			{
247 				VK_STRUCTURE_TYPE_DEVICE_GROUP_BIND_SPARSE_INFO_KHR,	//VkStructureType							sType;
248 				DE_NULL,												//const void*								pNext;
249 				firstDeviceID,											//deUint32									resourceDeviceIndex;
250 				secondDeviceID,											//deUint32									memoryDeviceIndex;
251 			};
252 			const VkBindSparseInfo bindSparseInfo =
253 			{
254 				VK_STRUCTURE_TYPE_BIND_SPARSE_INFO,						//VkStructureType							sType;
255 				usingDeviceGroups() ? &devGroupBindSparseInfo : DE_NULL,//const void*								pNext;
256 				0u,														//deUint32									waitSemaphoreCount;
257 				DE_NULL,												//const VkSemaphore*						pWaitSemaphores;
258 				1u,														//deUint32									bufferBindCount;
259 				&sparseBufferBindInfo,									//const VkSparseBufferMemoryBindInfo*		pBufferBinds;
260 				0u,														//deUint32									imageOpaqueBindCount;
261 				DE_NULL,												//const VkSparseImageOpaqueMemoryBindInfo*	pImageOpaqueBinds;
262 				0u,														//deUint32									imageBindCount;
263 				DE_NULL,												//const VkSparseImageMemoryBindInfo*		pImageBinds;
264 				1u,														//deUint32									signalSemaphoreCount;
265 				&bufferMemoryBindSemaphore.get()						//const VkSemaphore*						pSignalSemaphores;
266 			};
267 
268 			VK_CHECK(deviceInterface.queueBindSparse(sparseQueue.queueHandle, 1u, &bindSparseInfo, DE_NULL));
269 		}
270 
271 		// Create input buffer
272 		const VkBufferCreateInfo		inputBufferCreateInfo	= makeBufferCreateInfo(m_bufferSize, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT);
273 		const Unique<VkBuffer>			inputBuffer				(createBuffer(deviceInterface, getDevice(), &inputBufferCreateInfo));
274 		const de::UniquePtr<Allocation>	inputBufferAlloc		(bindBuffer(deviceInterface, getDevice(), getAllocator(), *inputBuffer, MemoryRequirement::HostVisible));
275 
276 
277 		std::vector<deUint8> referenceData;
278 		referenceData.resize(m_bufferSize);
279 
280 		for (deUint32 valueNdx = 0; valueNdx < m_bufferSize; ++valueNdx)
281 		{
282 			referenceData[valueNdx] = static_cast<deUint8>((valueNdx % bufferMemRequirements.alignment) + 1u);
283 		}
284 
285 		deMemcpy(inputBufferAlloc->getHostPtr(), &referenceData[0], m_bufferSize);
286 
287 		flushMappedMemoryRange(deviceInterface, getDevice(), inputBufferAlloc->getMemory(), inputBufferAlloc->getOffset(), m_bufferSize);
288 
289 		// Create output buffer
290 		const VkBufferCreateInfo		outputBufferCreateInfo	= makeBufferCreateInfo(m_bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT);
291 		const Unique<VkBuffer>			outputBuffer			(createBuffer(deviceInterface, getDevice(), &outputBufferCreateInfo));
292 		const de::UniquePtr<Allocation>	outputBufferAlloc		(bindBuffer(deviceInterface, getDevice(), getAllocator(), *outputBuffer, MemoryRequirement::HostVisible));
293 
294 		// Create command buffer for compute and data transfer oparations
295 		const Unique<VkCommandPool>	  commandPool(makeCommandPool(deviceInterface, getDevice(), computeQueue.queueFamilyIndex));
296 		const Unique<VkCommandBuffer> commandBuffer(allocateCommandBuffer(deviceInterface, getDevice(), *commandPool, VK_COMMAND_BUFFER_LEVEL_PRIMARY));
297 
298 		// Start recording compute and transfer commands
299 		beginCommandBuffer(deviceInterface, *commandBuffer);
300 
301 		// Create descriptor set
302 		const Unique<VkDescriptorSetLayout> descriptorSetLayout(
303 			DescriptorSetLayoutBuilder()
304 			.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT)
305 			.addSingleBinding(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, VK_SHADER_STAGE_COMPUTE_BIT)
306 			.build(deviceInterface, getDevice()));
307 
308 		// Create compute pipeline
309 		const Unique<VkShaderModule>	shaderModule(createShaderModule(deviceInterface, getDevice(), m_context.getBinaryCollection().get("comp"), DE_NULL));
310 		const Unique<VkPipelineLayout>	pipelineLayout(makePipelineLayout(deviceInterface, getDevice(), *descriptorSetLayout));
311 		const Unique<VkPipeline>		computePipeline(makeComputePipeline(deviceInterface, getDevice(), *pipelineLayout, *shaderModule));
312 
313 		deviceInterface.cmdBindPipeline(*commandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *computePipeline);
314 
315 		const Unique<VkDescriptorPool> descriptorPool(
316 			DescriptorPoolBuilder()
317 			.addType(VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 2u)
318 			.build(deviceInterface, getDevice(), VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT, 1u));
319 
320 		const Unique<VkDescriptorSet> descriptorSet(makeDescriptorSet(deviceInterface, getDevice(), *descriptorPool, *descriptorSetLayout));
321 
322 		{
323 			const VkDescriptorBufferInfo inputBufferInfo = makeDescriptorBufferInfo(*inputBuffer, 0ull, m_bufferSize);
324 			const VkDescriptorBufferInfo sparseBufferInfo = makeDescriptorBufferInfo(*sparseBuffer, 0ull, m_bufferSize);
325 
326 			DescriptorSetUpdateBuilder()
327 				.writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(0u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &inputBufferInfo)
328 				.writeSingle(*descriptorSet, DescriptorSetUpdateBuilder::Location::binding(1u), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, &sparseBufferInfo)
329 				.update(deviceInterface, getDevice());
330 		}
331 
332 		deviceInterface.cmdBindDescriptorSets(*commandBuffer, VK_PIPELINE_BIND_POINT_COMPUTE, *pipelineLayout, 0u, 1u, &descriptorSet.get(), 0u, DE_NULL);
333 
334 		{
335 			const VkBufferMemoryBarrier inputBufferBarrier
336 				= makeBufferMemoryBarrier(	VK_ACCESS_HOST_WRITE_BIT,
337 											VK_ACCESS_SHADER_READ_BIT,
338 											*inputBuffer,
339 											0ull,
340 											m_bufferSize);
341 
342 			deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0u, 0u, DE_NULL, 1u, &inputBufferBarrier, 0u, DE_NULL);
343 		}
344 
345 		deviceInterface.cmdDispatch(*commandBuffer, 1u, 1u, 1u);
346 
347 		{
348 			const VkBufferMemoryBarrier sparseBufferBarrier
349 				= makeBufferMemoryBarrier(	VK_ACCESS_SHADER_WRITE_BIT,
350 											VK_ACCESS_TRANSFER_READ_BIT,
351 											*sparseBuffer,
352 											0ull,
353 											m_bufferSize);
354 
355 			deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0u, 0u, DE_NULL, 1u, &sparseBufferBarrier, 0u, DE_NULL);
356 		}
357 
358 		{
359 			const VkBufferCopy bufferCopy = makeBufferCopy(0u, 0u, m_bufferSize);
360 
361 			deviceInterface.cmdCopyBuffer(*commandBuffer, *sparseBuffer, *outputBuffer, 1u, &bufferCopy);
362 		}
363 
364 		{
365 			const VkBufferMemoryBarrier outputBufferBarrier
366 				= makeBufferMemoryBarrier(	VK_ACCESS_TRANSFER_WRITE_BIT,
367 											VK_ACCESS_HOST_READ_BIT,
368 											*outputBuffer,
369 											0ull,
370 											m_bufferSize);
371 
372 			deviceInterface.cmdPipelineBarrier(*commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_HOST_BIT, 0u, 0u, DE_NULL, 1u, &outputBufferBarrier, 0u, DE_NULL);
373 		}
374 
375 		// End recording compute and transfer commands
376 		endCommandBuffer(deviceInterface, *commandBuffer);
377 
378 		const VkPipelineStageFlags waitStageBits[] = { VK_PIPELINE_STAGE_TRANSFER_BIT };
379 
380 		// Submit transfer commands for execution and wait for completion
381 		submitCommandsAndWait(deviceInterface, getDevice(), computeQueue.queueHandle, *commandBuffer, 1u, &bufferMemoryBindSemaphore.get(),
382 			waitStageBits, 0, DE_NULL, usingDeviceGroups(), firstDeviceID);
383 
384 		// Retrieve data from output buffer to host memory
385 		invalidateAlloc(deviceInterface, getDevice(), *outputBufferAlloc);
386 
387 		const deUint8* outputData = static_cast<const deUint8*>(outputBufferAlloc->getHostPtr());
388 
389 		// Wait for sparse queue to become idle
390 		deviceInterface.queueWaitIdle(sparseQueue.queueHandle);
391 
392 		// Compare output data with reference data
393 		for (deUint32 sparseBindNdx = 0; sparseBindNdx < numSparseSlots; ++sparseBindNdx)
394 		{
395 			const deUint32 alignment = static_cast<deUint32>(bufferMemRequirements.alignment);
396 			const deUint32 offset	 = alignment * sparseBindNdx;
397 			const deUint32 size		 = sparseBindNdx == (numSparseSlots - 1) ? m_bufferSize % alignment : alignment;
398 
399 			if (sparseBindNdx % 2u == 0u)
400 			{
401 				if (deMemCmp(&referenceData[offset], outputData + offset, size) != 0)
402 					return tcu::TestStatus::fail("Failed");
403 			}
404 			else if (physicalDeviceProperties.sparseProperties.residencyNonResidentStrict)
405 			{
406 				deMemset(&referenceData[offset], 0u, size);
407 
408 				if (deMemCmp(&referenceData[offset], outputData + offset, size) != 0)
409 					return tcu::TestStatus::fail("Failed");
410 			}
411 		}
412 	}
413 
414 	return tcu::TestStatus::pass("Passed");
415 }
416 
createInstance(Context & context) const417 TestInstance* BufferSparseResidencyCase::createInstance (Context& context) const
418 {
419 	return new BufferSparseResidencyInstance(context, m_bufferSize, m_useDeviceGroups);
420 }
421 
422 } // anonymous ns
423 
addBufferSparseResidencyTests(tcu::TestCaseGroup * group,const bool useDeviceGroups)424 void addBufferSparseResidencyTests(tcu::TestCaseGroup* group, const bool useDeviceGroups)
425 {
426 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_10", "", 1 << 10, glu::GLSL_VERSION_440, useDeviceGroups));
427 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_12", "", 1 << 12, glu::GLSL_VERSION_440, useDeviceGroups));
428 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_16", "", 1 << 16, glu::GLSL_VERSION_440, useDeviceGroups));
429 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_17", "", 1 << 17, glu::GLSL_VERSION_440, useDeviceGroups));
430 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_20", "", 1 << 20, glu::GLSL_VERSION_440, useDeviceGroups));
431 	group->addChild(new BufferSparseResidencyCase(group->getTestContext(), "buffer_size_2_24", "", 1 << 24, glu::GLSL_VERSION_440, useDeviceGroups));
432 }
433 
434 } // sparse
435 } // vkt
436