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Fix Issue #53: required buffer size exceed the available size in non_uniform_work_group (#248)

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This commit is contained in:
cdai2
2019-04-30 22:22:20 +08:00
committed by Kévin Petit
parent 2967b1d705
commit 46ac283384
2 changed files with 23 additions and 1 deletions
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22
test_conformance/non_uniform_work_group/TestNonUniformWorkGroup.cpp
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@@ -627,6 +627,24 @@ size_t TestNonUniformWorkGroup::adjustLocalArraySize (size_t localArraySize) {
return localArraySize;
}
size_t TestNonUniformWorkGroup::adjustGlobalBufferSize(size_t globalBufferSize) {
// In case if global buffer size is too big, sometimes we can not run kernel because of lack
// of resources due to kernel itself requires some global memory to run
int err;
cl_ulong deviceMaxAllocObjSize = 0;
err = clGetDeviceInfo(_device, CL_DEVICE_MAX_MEM_ALLOC_SIZE, sizeof(deviceMaxAllocObjSize), &deviceMaxAllocObjSize, NULL);
test_error(err, "clGetDeviceInfo failed");
size_t adjustedGlobalBufferSize = globalBufferSize;
if (deviceMaxAllocObjSize < globalBufferSize) {
adjustedGlobalBufferSize = deviceMaxAllocObjSize;
log_info("globalBufferSize was adjusted from %lu to %lu\n", globalBufferSize, adjustedGlobalBufferSize);
}
return adjustedGlobalBufferSize;
}
int TestNonUniformWorkGroup::runKernel () {
int err;
@@ -648,7 +666,8 @@ int TestNonUniformWorkGroup::runKernel () {
err = clSetKernelArg(_testKernel, 1, localArraySize, NULL);
test_error(err, "clSetKernelArg failed");
clMemWrapper testGlobalArray = clCreateBuffer(_context, CL_MEM_READ_WRITE, _numOfGlobalWorkItems*sizeof(cl_uint), NULL, &err);
size_t globalBufferSize = adjustGlobalBufferSize(_numOfGlobalWorkItems*sizeof(cl_uint));
clMemWrapper testGlobalArray = clCreateBuffer(_context, CL_MEM_READ_WRITE, globalBufferSize, NULL, &err);
test_error(err, "clCreateBuffer failed");
err = clSetKernelArg(_testKernel, 2, sizeof(testGlobalArray), &testGlobalArray);
@@ -772,3 +791,4 @@ int SubTestExecutor::status() {
return 0;
}
}

2
test_conformance/non_uniform_work_group/TestNonUniformWorkGroup.h
View File

@@ -117,6 +117,7 @@ private:
void calculateExpectedValues ();
void showTestInfo ();
size_t adjustLocalArraySize(size_t localArraySize);
size_t adjustGlobalBufferSize(size_t globalBufferSize);
};
// Class responsible for running subtest scenarios in test function
@@ -145,3 +146,4 @@ private:
};
#endif // _TESTNONUNIFORMWORKGROUP_H