Danylo Lytovchenko
77 lines
2.6 KiB
C++
77 lines
2.6 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 WARRANNTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNNESS 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 INN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR INN 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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/**
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* @addtogroup hipLaunchKernelGGL
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* @{
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* @ingroup KernelTest
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* `void hipLaunchKernelGGL(F kernel, const dim3& numBlocks, const dim3& dimBlocks,
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std::uint32_t sharedMemBytes, hipStream_t stream, Args... args)` -
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* Method to invocate kernel functions
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*/
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static __global__ void vecSqrSingBlk(int* A_d, size_t NELEM) {
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if (0 == blockIdx.x) {
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for (auto i = threadIdx.x; i < NELEM; i += blockDim.x) {
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A_d[i] = A_d[i] * A_d[i];
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}
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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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* - Test case to check usage of C++11 auto for kernel variables.
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* Test source
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* ------------------------
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* - catch/unit/kernel/hipAutoThreadIdx.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 6.1
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*/
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TEST_CASE("Unit_kernel_Assign_threadIdx_to_auto") {
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int* A_d;
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const unsigned blocks = 256;
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const unsigned threadsPerBlock = 128;
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size_t N = (blocks * threadsPerBlock);
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std::vector<int> A_h(N), C_h(N);
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size_t Nbytes = N * sizeof(float);
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// Fill with data
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for (size_t i = 0; i < N; i++) {
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A_h[i] = i;
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}
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// Transfer data and perform operations on GPU
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HIP_CHECK(hipMalloc(&A_d, Nbytes));
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HIP_CHECK(hipMemcpy(A_d, A_h.data(), Nbytes, hipMemcpyHostToDevice));
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hipLaunchKernelGGL(vecSqrSingBlk, dim3(blocks), dim3(threadsPerBlock), 0, 0, A_d, N);
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HIP_CHECK(hipMemcpy(C_h.data(), A_d, Nbytes, hipMemcpyDeviceToHost));
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HIP_CHECK(hipDeviceSynchronize());
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for (size_t i = 0; i < N; i++) {
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REQUIRE(C_h[i] == (i * i));
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}
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HIP_CHECK(hipFree(A_d));
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}
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