amilanov-amd
146 lines
6.2 KiB
C++
146 lines
6.2 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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#include <hip_test_kernels.hh>
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#include <hip_test_checkers.hh>
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/*
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This testfile verifies the following scenarios of hipMemcpyPeer API
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1. Negative Scenarios
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2. Basic scenario of hipMemcpyPeer API
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*/
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/*This testcase verifies the negative scenarios of hipmemcpypeer
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*/
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TEST_CASE("Unit_hipMemcpyPeer_Negative", "[multigpu]") {
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constexpr auto numElements{10};
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constexpr auto copy_bytes{numElements * sizeof(int)};
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int numDevices = 0;
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HIP_CHECK(hipGetDeviceCount(&numDevices));
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if (numDevices > 1) {
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int canAccessPeer = 0;
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HIP_CHECK(hipDeviceCanAccessPeer(&canAccessPeer, 0, 1));
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if (canAccessPeer) {
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// Initialization of variables
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int *A_d{nullptr}, *B_d{nullptr};
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int *A_h{nullptr}, *B_h{nullptr};
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HIP_CHECK(hipSetDevice(0));
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HipTest::initArrays<int>(&A_d, nullptr, nullptr, &A_h, &B_h, nullptr,
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numElements * sizeof(int));
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HipTest::setDefaultData<int>(numElements, A_h, B_h, nullptr);
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HIP_CHECK(hipSetDevice(1));
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HipTest::initArrays<int>(nullptr, &B_d, nullptr, nullptr, nullptr, nullptr,
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numElements * sizeof(int));
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HIP_CHECK(hipMemcpy(B_d, B_h, numElements * sizeof(int), hipMemcpyHostToDevice));
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SECTION("Nullptr to Destination Pointer") {
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REQUIRE(hipMemcpyPeer(nullptr, 1, A_d, 0, copy_bytes) != hipSuccess);
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}
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SECTION("Nullptr to Source Pointer") {
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REQUIRE(hipMemcpyPeer(B_d, 1, nullptr, 0, copy_bytes) != hipSuccess);
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}
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SECTION("Pass NumElements as 0") {
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HIP_CHECK(hipMemcpy(A_d, A_h, numElements * sizeof(int), hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpyPeer(B_d, 1, A_d, 0, 0));
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HIP_CHECK(hipMemcpy(A_h, B_d, numElements * sizeof(int), hipMemcpyDeviceToHost));
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HipTest::checkTest<int>(A_h, B_h, numElements);
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}
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SECTION("Passing more than allocated size") {
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REQUIRE(hipMemcpyPeer(B_d, 1, A_d, 0, ((numElements + 40) * sizeof(int))) != hipSuccess);
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}
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SECTION("Passing invalid Destination device ID") {
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REQUIRE(hipMemcpyPeer(B_d, numDevices, A_d, 0, copy_bytes) != hipSuccess);
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}
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SECTION("Passing invalid Source device ID") {
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REQUIRE(hipMemcpyPeer(B_d, 1, A_d, numDevices, copy_bytes) != hipSuccess);
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}
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HipTest::freeArrays<int>(A_d, B_d, nullptr, A_h, B_h, nullptr, false);
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} else {
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SUCCEED("Machine Does not have P2P capability");
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}
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} else {
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SUCCEED("Number of devices are < 2");
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}
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}
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/*
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* This test case verifies the basic scenario of hipMemcpyPeer API
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* Initializes data in GPU-0
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* Launches the kernel and performs addition in GPU-0
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* Copies the data from GPU-0 to GPU-1 using hipMemcpyPeer API
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* Then performs the addition and validates the sum
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*/
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TEST_CASE("Unit_hipMemcpyPeer_Basic", "[multigpu]") {
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constexpr auto numElements{10};
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constexpr auto copy_bytes{numElements * sizeof(int)};
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int numDevices = 0;
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HIP_CHECK(hipGetDeviceCount(&numDevices));
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if (numDevices > 1) {
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int canAccessPeer = 0;
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HIP_CHECK(hipDeviceCanAccessPeer(&canAccessPeer, 0, 1));
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if (canAccessPeer) {
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int *A_d{nullptr}, *B_d{nullptr}, *C_d{nullptr};
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int *X_d{nullptr}, *Y_d{nullptr}, *Z_d{nullptr};
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int *A_h{nullptr}, *B_h{nullptr}, *C_h{nullptr};
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// Initialization of Variables on GPU-0
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HIP_CHECK(hipSetDevice(0));
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HipTest::initArrays<int>(&A_d, &B_d, &C_d, &A_h, &B_h, &C_h, numElements * sizeof(int));
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HIP_CHECK(hipMemcpy(A_d, A_h, numElements * sizeof(int), hipMemcpyHostToDevice));
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HIP_CHECK(hipMemcpy(B_d, B_h, numElements * sizeof(int), hipMemcpyHostToDevice));
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// Initialization of Variables on GPU-1
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HIP_CHECK(hipSetDevice(1));
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HipTest::initArrays<int>(&X_d, &Y_d, &Z_d, nullptr, nullptr, nullptr,
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numElements * sizeof(int));
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// Launching kernel and performing vector addition on GPU-0
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HIP_CHECK(hipSetDevice(0));
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hipLaunchKernelGGL(HipTest::vectorADD, dim3(1), dim3(1), 0, 0, static_cast<const int*>(A_d),
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static_cast<const int*>(B_d), C_d, numElements * sizeof(int));
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HIP_CHECK(hipGetLastError());
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HIP_CHECK(hipMemcpy(C_h, C_d, numElements * sizeof(int), hipMemcpyDeviceToHost));
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HipTest::checkVectorADD<int>(A_h, B_h, C_h, numElements);
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HIP_CHECK(hipSetDevice(1));
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// Copying data from GPU-0 to GPU-1 and performing vector addition
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HIP_CHECK(hipMemcpyPeer(X_d, 1, A_d, 0, copy_bytes));
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HIP_CHECK(hipMemcpyPeer(Y_d, 1, B_d, 0, copy_bytes));
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hipLaunchKernelGGL(HipTest::vectorADD, dim3(1), dim3(1), 0, 0, static_cast<const int*>(X_d),
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static_cast<const int*>(Y_d), Z_d, numElements * sizeof(int));
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HIP_CHECK(hipGetLastError());
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HIP_CHECK(hipMemcpy(C_h, Z_d, numElements * sizeof(int), hipMemcpyDeviceToHost));
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HipTest::checkVectorADD<int>(A_h, B_h, C_h, numElements);
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// Cleaning the memory
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HipTest::freeArrays<int>(A_d, B_d, C_d, A_h, B_h, C_h, false);
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HipTest::freeArrays<int>(X_d, Y_d, Z_d, nullptr, nullptr, nullptr, false);
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} else {
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SUCCEED("Machine Does not have P2P capability");
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}
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} else {
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SUCCEED("Number of devices are < 2");
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}
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}
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