Mirza Halilcevic
118 wiersze
4.0 KiB
C++
118 wiersze
4.0 KiB
C++
/*
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Copyright (c) 2023 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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// Test the Grid_Launch syntax.
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#include <hip_test_kernels.hh>
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#include <hip_test_checkers.hh>
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#include <hip_test_common.hh>
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static unsigned threadsPerBlock = 256;
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static unsigned blocksPerCU = 6;
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// __device__ maps to __attribute__((hc))
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__device__ int foo(int i) { return i + 1; }
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template <typename T>
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__global__ void vectorADD2(T* A_d, T* B_d, T* C_d, size_t N) {
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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 < N; i += stride) {
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double foo = __hiloint2double(A_d[i], B_d[i]);
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C_d[i] = __double2loint(foo) + __double2hiint(foo);
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}
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}
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int test_gl2(size_t N) {
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size_t Nbytes = N * sizeof(int);
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int *A_d, *B_d, *C_d;
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int *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);
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unsigned blocks = HipTest::setNumBlocks(blocksPerCU, threadsPerBlock, N);
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// Full vadd in one large chunk, to get things started:
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HIP_CHECK(hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(B_d, B_h, Nbytes, hipMemcpyHostToDevice));
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hipLaunchKernelGGL(vectorADD2, dim3(blocks), dim3(threadsPerBlock),
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0, 0, A_d, B_d, C_d, N);
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HIP_CHECK(hipMemcpy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost));
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HIP_CHECK(hipDeviceSynchronize());
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// verify
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HipTest::checkVectorADD(A_h, B_h, C_h, N);
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return 0;
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}
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#if __HIP__
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int test_triple_chevron(size_t N) {
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size_t Nbytes = N * sizeof(int);
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int *A_d, *B_d, *C_d;
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int *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);
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unsigned blocks = HipTest::setNumBlocks(blocksPerCU, threadsPerBlock, N);
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// Full vadd in one large chunk, to get things started:
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HIP_CHECK(hipMemcpy(A_d, A_h, Nbytes, hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(B_d, B_h, Nbytes, hipMemcpyHostToDevice));
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vectorADD2<<<dim3(blocks), dim3(threadsPerBlock)>>>(A_d, B_d, C_d, N);
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HIP_CHECK(hipMemcpy(C_h, C_d, Nbytes, hipMemcpyDeviceToHost));
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HIP_CHECK(hipDeviceSynchronize());
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// verify
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HipTest::checkVectorADD(A_h, B_h, C_h, N);
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return 0;
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}
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#endif
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/**
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* @addtogroup hipLaunchKernelGGL 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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/**
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* Test Description
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* ------------------------
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* - Test case to verify the Grid_Launch syntax.
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* Test source
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* ------------------------
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* - catch/unit/kernel/hipGridLaunch.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.5
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*/
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TEST_CASE("Unit_hipGridLaunch") {
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size_t N = 4 * 1024 * 1024;
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SECTION("Test test_gl2") {
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test_gl2(N);
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}
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#if __HIP__
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SECTION("Test triple_chevron") {
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test_triple_chevron(N);
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}
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#endif
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}
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