Branislav Brzak
130 строки
3.8 KiB
C++
130 строки
3.8 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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#include <hip_test_common.hh>
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#include <csetjmp>
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#include <csignal>
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/**
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* @addtogroup assert assert
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* @{
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* @ingroup DeviceLanguageTest
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* `void assert(int expression)` -
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* Stops the kernel execution if expression is equal to zero.
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*/
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jmp_buf env_ignore_abort;
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volatile int abort_raised_flag = 0;
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void on_sigabrt(int signum) {
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signal(signum, SIG_DFL);
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abort_raised_flag = 1;
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longjmp(env_ignore_abort, 1);
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}
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void try_and_catch_abort(void (*func)()) {
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if (!setjmp(env_ignore_abort)) {
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signal(SIGABRT, &on_sigabrt);
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(*func)();
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signal(SIGABRT, SIG_DFL);
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}
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}
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__global__ void AssertPassKernel(int* x) {
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const int tid = threadIdx.x + blockIdx.x * blockDim.x;
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*x = tid;
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// expected always to be true
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assert(tid >= 0);
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}
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__global__ void AssertFailKernel(int* x) {
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const int tid = threadIdx.x + blockIdx.x * blockDim.x;
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*x = tid;
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// expected to fail for the even thread indices
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assert(tid % 2 == 1);
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}
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template <bool should_abort> void LaunchAssertKernel() {
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const int num_blocks = 2;
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const int num_threads = 16;
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int *d_a;
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HIP_CHECK(hipMalloc(&d_a, sizeof(int)));
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if constexpr (should_abort) {
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AssertFailKernel<<<num_blocks, num_threads, 0, 0>>>(d_a);
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#if HT_AMD
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HIP_CHECK(hipDeviceSynchronize());
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#else
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HIP_CHECK_ERROR(hipDeviceSynchronize(), hipErrorAssert);
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#endif
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} else {
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AssertPassKernel<<<num_blocks, num_threads, 0, 0>>>(d_a);
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HIP_CHECK(hipDeviceSynchronize());
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}
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HIP_CHECK(hipFree(d_a));
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}
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/**
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* Test Description
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* ------------------------
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* - Launches kernels with asserts that have an expression equal to 1.
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* - Expects that SIGABRT is not raised and kernels have executed successfully.
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* Test source
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* ------------------------
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* - unit/assertion/assert.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.2
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*/
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TEST_CASE("Unit_Assert_Positive_Basic_KernelPass") {
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try_and_catch_abort(&LaunchAssertKernel<false>);
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REQUIRE(abort_raised_flag == 0);
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}
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/**
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* Test Description
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* ------------------------
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* - Launches kernels with asserts that have an expression equal to 0.
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* - Expects that SIGABRT is raised and kernels have been stopped on AMD.
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* - The HIP runtime also aborts the host code, so this test case uses signal handlers
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* to avoid host code abortion.
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* - Expects that `hipErrorAssert` is returned from `hipDeviceSynchronize` on NVIDIA.
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* - The host code is not aborted.
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* Test source
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* ------------------------
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* - unit/assertion/assert.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.2
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*/
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TEST_CASE("Unit_Assert_Positive_Basic_KernelFail") {
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try_and_catch_abort(&LaunchAssertKernel<true>);
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#if HT_AMD
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REQUIRE(abort_raised_flag == 1);
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#else
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REQUIRE(abort_raised_flag == 0);
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#endif
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}
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/**
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* End doxygen group DeviceLanguageTest.
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* @}
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*/
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