Danylo Lytovchenko
221 righe
8.6 KiB
C++
221 righe
8.6 KiB
C++
/*
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Copyright (c) 2024 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_checkers.hh>
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#include <hip_test_common.hh>
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#include <hip_test_defgroups.hh>
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#include <hip_test_kernels.hh>
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#define GRAPH_LAUNCH_ITERATIONS 500
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static constexpr int N = 1024;
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static constexpr int Nbytes = N * sizeof(int);
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static size_t NElem{N};
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static constexpr int blocksPerCU = 6; // to hide latency
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static constexpr int threadsPerBlock = 256;
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// Num of parallel Branches
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const unsigned int kNumNode = 5;
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/**
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* @addtogroup hipGraphLaunch hipGraphLaunch
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* @{
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* @ingroup GraphTest
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* `hipError_t hipGraphLaunch(hipGraphExec_t graphExec, hipStream_t stream);`
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* - Launches an executable graph in the specified stream.
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*/
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unsigned blocks = HipTest::setNumBlocks(blocksPerCU, threadsPerBlock, N);
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template <typename T> __global__ void vectorADD(const T* A_d, const T* B_d, T* C_d, size_t NELEM) {
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size_t offset = (blockIdx.x * blockDim.x + threadIdx.x);
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size_t stride = blockDim.x * gridDim.x;
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for (size_t i = offset; i < NELEM; i += stride) {
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C_d[i] = A_d[i] + B_d[i];
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}
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}
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/**
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* Test Description
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* ------------------------
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* - Create the graph with multiple parallel branches.
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* - Calculate the time taken to graph execution.
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* Test source
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* ------------------------
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* - catch\perftests\graph\parallelGraph.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.4
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*/
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TEST_CASE("Unit_hipGraph_Performance_Improvement_ParallelGraph") {
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hipGraphNode_t memCpy1, memCpy2, memCpy3;
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std::vector<hipGraphNode_t> kNode(kNumNode);
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hipGraph_t graph;
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hipGraphExec_t graphExec;
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int *A_d, *B_d, *C_d, *A_h, *B_h, *C_h;
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HipTest::initArrays(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, N, false);
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hipStream_t stream;
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HIP_CHECK(hipStreamCreate(&stream));
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HIP_CHECK(hipGraphCreate(&graph, 0));
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HIP_CHECK(hipGraphAddMemcpyNode1D(&memCpy1, graph, nullptr, 0, A_d, A_h, Nbytes,
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hipMemcpyHostToDevice));
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HIP_CHECK(hipGraphAddMemcpyNode1D(&memCpy2, graph, nullptr, 0, B_d, B_h, Nbytes,
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hipMemcpyHostToDevice));
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HIP_CHECK(hipGraphAddDependencies(graph, &memCpy1, &memCpy2, 1));
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for (int i = 0; i < kNumNode; i++) {
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hipKernelNodeParams kernelNodeParams{};
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void* kernelArgs[] = {&A_d, &B_d, &C_d, reinterpret_cast<void*>(&NElem)};
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kernelNodeParams.func = reinterpret_cast<void*>(vectorADD<int>);
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kernelNodeParams.gridDim = dim3(blocks);
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kernelNodeParams.blockDim = dim3(threadsPerBlock);
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kernelNodeParams.sharedMemBytes = 0;
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kernelNodeParams.kernelParams = reinterpret_cast<void**>(kernelArgs);
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kernelNodeParams.extra = nullptr;
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HIP_CHECK(hipGraphAddKernelNode(&kNode[i], graph, nullptr, 0, &kernelNodeParams));
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HIP_CHECK(hipGraphAddDependencies(graph, &memCpy2, &kNode[i], 1));
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}
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HIP_CHECK(hipGraphAddMemcpyNode1D(&memCpy3, graph, nullptr, 0, C_h, C_d, Nbytes,
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hipMemcpyDeviceToHost));
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for (int i = 0; i < kNumNode; i++) {
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HIP_CHECK(hipGraphAddDependencies(graph, &kNode[i], &memCpy3, 1));
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}
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hipGraphNode_t* nodes{nullptr};
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size_t numNodes = 0;
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HIP_CHECK(hipGraphGetNodes(graph, nodes, &numNodes));
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INFO("Num of nodes in the graph: " << numNodes);
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INFO("Number Graph Launches: " << GRAPH_LAUNCH_ITERATIONS);
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HIP_CHECK(hipGraphInstantiate(&graphExec, graph, nullptr, nullptr, 0));
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// start time
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auto start = std::chrono::high_resolution_clock::now();
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for (int i = 0; i < GRAPH_LAUNCH_ITERATIONS; i++) {
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HIP_CHECK(hipGraphLaunch(graphExec, stream));
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}
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HIP_CHECK(hipStreamSynchronize(stream));
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// Stop time
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auto stop = std::chrono::high_resolution_clock::now();
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auto duration = stop - start;
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INFO("Time taken for Graph: "
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<< std::chrono::duration_cast<std::chrono::milliseconds>(duration).count()
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<< " milliSeconds");
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// Verify graph execution result
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HipTest::checkVectorADD(A_h, B_h, C_h, N);
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HipTest::freeArrays(A_d, B_d, C_d, A_h, B_h, C_h, false);
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HIP_CHECK(hipGraphExecDestroy(graphExec));
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HIP_CHECK(hipGraphDestroy(graph));
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HIP_CHECK(hipStreamDestroy(stream));
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}
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/**
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* Test Description
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* ------------------------
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* - Enque some operations on to a stream.
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* - Operatoions should be same as above test graph nodes.
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* - Calculate the time taken to complete stream operations.
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* Test source
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* ------------------------
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* - catch\perftests\graph\parallelGraph.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.4
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*/
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TEST_CASE("Unit_hipGraph_Performance_With_Stream_Operations") {
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unsigned blocks = HipTest::setNumBlocks(blocksPerCU, threadsPerBlock, N);
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hipStream_t stream;
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HIP_CHECK(hipStreamCreate(&stream));
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int *A_d, *B_d, *C_d, *A_h, *B_h, *C_h;
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HipTest::initArrays(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, N, false);
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auto start = std::chrono::high_resolution_clock::now();
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for (int i = 0; i < GRAPH_LAUNCH_ITERATIONS; i++) {
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HIP_CHECK(hipMemcpyAsync(A_d, A_h, Nbytes, hipMemcpyDefault, stream));
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HIP_CHECK(hipMemcpyAsync(B_d, B_h, Nbytes, hipMemcpyDefault, stream));
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for (int i = 0; i < kNumNode; i++) {
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hipLaunchKernelGGL(vectorADD, dim3(blocks), dim3(threadsPerBlock), 0, stream, A_d, B_d, C_d,
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NElem);
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}
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HIP_CHECK(hipMemcpyAsync(C_h, C_d, Nbytes, hipMemcpyDefault, stream));
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HIP_CHECK(hipStreamSynchronize(stream));
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}
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auto stop = std::chrono::high_resolution_clock::now();
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auto duration = stop - start;
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INFO("Time taken for Stream: "
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<< std::chrono::duration_cast<std::chrono::milliseconds>(duration).count()
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<< " milliSeconds");
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// Verify graph execution result
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HipTest::checkVectorADD(A_h, B_h, C_h, N);
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HipTest::freeArrays(A_d, B_d, C_d, A_h, B_h, C_h, false);
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HIP_CHECK(hipStreamDestroy(stream));
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}
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/**
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* Test Description
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* ------------------------
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* - Create a graph via Stream capture.
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* - Calculate the time taken to complete the graph execution.
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* Test source
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* ------------------------
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* - catch\perftests\graph\parallelGraph.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.4
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*/
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TEST_CASE("Unit_hipGraph_Performance_With_Stream_Capture") {
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unsigned blocks = HipTest::setNumBlocks(blocksPerCU, threadsPerBlock, N);
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hipGraph_t graph;
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hipStream_t stream, streamForGraph;
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HIP_CHECK(hipStreamCreate(&stream));
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HIP_CHECK(hipStreamCreate(&streamForGraph));
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int *A_d, *B_d, *C_d, *A_h, *B_h, *C_h;
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HipTest::initArrays(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, N, false);
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HIP_CHECK(hipStreamBeginCapture(stream, hipStreamCaptureModeGlobal));
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HIP_CHECK(hipMemcpyAsync(A_d, A_h, Nbytes, hipMemcpyDefault, stream));
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HIP_CHECK(hipMemcpyAsync(B_d, B_h, Nbytes, hipMemcpyDefault, stream));
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for (int i = 0; i < kNumNode; i++) {
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hipLaunchKernelGGL(vectorADD, dim3(blocks), dim3(threadsPerBlock), 0, stream, A_d, B_d, C_d,
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NElem);
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}
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HIP_CHECK(hipMemcpyAsync(C_h, C_d, Nbytes, hipMemcpyDefault, stream));
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HIP_CHECK(hipStreamEndCapture(stream, &graph));
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hipGraphExec_t graphExec;
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HIP_CHECK(hipGraphInstantiate(&graphExec, graph, nullptr, nullptr, 0));
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auto start = std::chrono::high_resolution_clock::now();
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for (int i = 0; i < GRAPH_LAUNCH_ITERATIONS; i++) {
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HIP_CHECK(hipGraphLaunch(graphExec, streamForGraph));
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}
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HIP_CHECK(hipStreamSynchronize(streamForGraph));
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auto stop = std::chrono::high_resolution_clock::now();
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auto duration = stop - start;
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INFO("Time taken for Graph via Stream Capture: "
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<< std::chrono::duration_cast<std::chrono::milliseconds>(duration).count()
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<< " milliSeconds");
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// Verify graph execution result
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HipTest::checkVectorADD(A_h, B_h, C_h, N);
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HipTest::freeArrays(A_d, B_d, C_d, A_h, B_h, C_h, false);
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HIP_CHECK(hipStreamDestroy(stream));
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}
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/**
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* End doxygen group GraphTest.
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* @}
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*/
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