Rahul Garg
92 строки
3.5 KiB
C++
92 строки
3.5 KiB
C++
/*
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Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <hip_test_common.hh>
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static __global__ void f1(float *a) { *a = 1.0; }
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template <typename T>
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static __global__ void f2(T *a) { *a = 1; }
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/**
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* Defines
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*/
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#define OccupancyDisableCachingOverride 0x01
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TEST_CASE("Unit_hipOccupancyMaxActiveBlocksPerMultiprocessor_Negative") {
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hipError_t ret;
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int numBlock = 0, blockSize = 0;
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int gridSize = 0, defBlkSize = 32;
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// Get potential blocksize
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HIP_CHECK(hipOccupancyMaxPotentialBlockSize(&gridSize, &blockSize, f1, 0, 0));
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// Validate each argument
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ret = hipOccupancyMaxActiveBlocksPerMultiprocessor(NULL, f1, blockSize, 0);
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REQUIRE(ret != hipSuccess);
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ret = hipOccupancyMaxActiveBlocksPerMultiprocessor(&numBlock, NULL, blockSize, 0);
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REQUIRE(ret != hipSuccess);
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ret = hipOccupancyMaxActiveBlocksPerMultiprocessor(&numBlock, f1, 0, 0);
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REQUIRE(ret != hipSuccess);
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ret = hipOccupancyMaxActiveBlocksPerMultiprocessor(&numBlock, f1, 0,
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std::numeric_limits<std::size_t>::max());
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REQUIRE(ret != hipSuccess);
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ret = hipOccupancyMaxActiveBlocksPerMultiprocessorWithFlags(&numBlock, f1,
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defBlkSize, 0, OccupancyDisableCachingOverride);
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REQUIRE(ret == hipSuccess);
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}
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TEST_CASE("Unit_hipOccupancyMaxActiveBlocksPerMultiprocessor_rangeValidation") {
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hipDeviceProp_t devProp;
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int numBlock = 0, blockSize = 0;
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int gridSize = 0;
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// Get potential blocksize
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HIP_CHECK(hipOccupancyMaxPotentialBlockSize(&gridSize, &blockSize, f1, 0, 0));
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HIP_CHECK(hipGetDeviceProperties(&devProp, 0));
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HIP_CHECK(hipOccupancyMaxActiveBlocksPerMultiprocessor(&numBlock, f1, blockSize, 0));
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// Check if numBlocks and blockSize are within limits
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REQUIRE(numBlock > 0);
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REQUIRE((numBlock * blockSize) <= devProp.maxThreadsPerMultiProcessor);
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// Validate numBlock after passing dynSharedMemPerBlk
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HIP_CHECK(hipOccupancyMaxActiveBlocksPerMultiprocessor(&numBlock, f1, blockSize,
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devProp.sharedMemPerBlock));
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// Check if numBlocks and blockSize are within limits
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REQUIRE(numBlock > 0);
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REQUIRE((numBlock * blockSize) <= devProp.maxThreadsPerMultiProcessor);
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}
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TEST_CASE("Unit_hipOccupancyMaxActiveBlocksPerMultiprocessor_templateInvocation") {
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int blockSize = 32;
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int numBlock = 0;
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HIP_CHECK(hipOccupancyMaxActiveBlocksPerMultiprocessor<void(*)(int *)>
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(&numBlock, f2, blockSize, 0));
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REQUIRE(numBlock > 0);
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}
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