Rahul Manocha
85 行
3.1 KiB
C++
85 行
3.1 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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#include <hip_test_defgroups.hh>
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constexpr int MANAGED_VAR_INIT_VALUE = 10;
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constexpr auto fileName = "managed_kernel.code";
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/**
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* @addtogroup hipModuleGetGlobal
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* @{
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* @ingroup ModuleTest
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* `hipError_t hipModuleGetGlobal(hipDeviceptr_t* dptr, size_t* bytes, hipModule_t hmod, const char*
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* name)` - Returns a global pointer from a module
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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 global pointer from a module for multiGPU's.
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* Test source
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* ------------------------
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* - catch/unit/module/hipManagedKeyword.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.6
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*/
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TEST_CASE("Unit_hipModuleGetGlobal_Functional", "[multigpu]") {
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bool testStatus = true;
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int numDevices = 0;
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hipDeviceptr_t x;
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size_t xSize;
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int data;
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HIP_CHECK(hipGetDeviceCount(&numDevices));
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for (int i = 0; i < numDevices; i++) {
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int managed_memory = 0;
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HIPCHECK(hipDeviceGetAttribute(&managed_memory, hipDeviceAttributeManagedMemory, i));
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if (!managed_memory) {
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HipTest::HIP_SKIP_TEST("managed memory access not supported on device");
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return;
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}
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}
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for (int i = 0; i < numDevices; i++) {
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HIP_CHECK(hipSetDevice(i));
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hipDevice_t device;
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hipCtx_t context;
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HIP_CHECK(hipDeviceGet(&device, i));
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HIP_CHECK(hipCtxCreate(&context, 0, device));
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hipModule_t Module;
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HIP_CHECK(hipModuleLoad(&Module, fileName));
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hipFunction_t Function;
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HIP_CHECK(hipModuleGetFunction(&Function, Module, "GPU_func"));
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HIP_CHECK(hipModuleLaunchKernel(Function, 1, 1, 1, 1, 1, 1, 0, 0, NULL, NULL));
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HIP_CHECK(hipDeviceSynchronize());
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HIP_CHECK(hipModuleGetGlobal(reinterpret_cast<hipDeviceptr_t*>(&x), &xSize, Module, "x"));
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HIP_CHECK(hipMemcpyDtoH(&data, hipDeviceptr_t(x), xSize));
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if (data != (1 + MANAGED_VAR_INIT_VALUE)) {
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HIP_CHECK(hipModuleUnload(Module));
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HIP_CHECK(hipCtxDestroy(context));
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testStatus = false;
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}
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HIP_CHECK(hipModuleUnload(Module));
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HIP_CHECK(hipCtxDestroy(context));
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}
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REQUIRE(testStatus == true);
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}
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