108 lines
3.1 KiB
C++
108 lines
3.1 KiB
C++
//===------- Offload API tests - olLaunchHostFunction ---------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "../common/Fixtures.hpp"
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#include <OffloadAPI.h>
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#include <gtest/gtest.h>
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#include <thread>
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struct olLaunchHostFunctionTest : OffloadQueueTest {};
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OFFLOAD_TESTS_INSTANTIATE_DEVICE_FIXTURE(olLaunchHostFunctionTest);
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struct olLaunchHostFunctionKernelTest : OffloadKernelTest {};
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OFFLOAD_TESTS_INSTANTIATE_DEVICE_FIXTURE(olLaunchHostFunctionKernelTest);
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TEST_P(olLaunchHostFunctionTest, Success) {
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ASSERT_SUCCESS(olLaunchHostFunction(Queue, [](void *) {}, nullptr));
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}
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TEST_P(olLaunchHostFunctionTest, SuccessSequence) {
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uint32_t Buff[16] = {1, 1};
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for (auto BuffPtr = &Buff[2]; BuffPtr != &Buff[16]; BuffPtr++) {
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ASSERT_SUCCESS(olLaunchHostFunction(
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Queue,
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[](void *BuffPtr) {
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uint32_t *AsU32 = reinterpret_cast<uint32_t *>(BuffPtr);
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AsU32[0] = AsU32[-1] + AsU32[-2];
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},
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BuffPtr));
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}
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ASSERT_SUCCESS(olSyncQueue(Queue));
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for (uint32_t i = 2; i < 16; i++) {
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ASSERT_EQ(Buff[i], Buff[i - 1] + Buff[i - 2]);
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}
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}
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TEST_P(olLaunchHostFunctionKernelTest, SuccessBlocking) {
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// Verify that a host kernel can block execution - A host task is created that
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// only resolves when Block is set to false.
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ol_kernel_launch_size_args_t LaunchArgs;
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LaunchArgs.Dimensions = 1;
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LaunchArgs.GroupSize = {64, 1, 1};
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LaunchArgs.NumGroups = {1, 1, 1};
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LaunchArgs.DynSharedMemory = 0;
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ol_queue_handle_t Queue;
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ASSERT_SUCCESS(olCreateQueue(Device, &Queue));
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void *Mem;
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ASSERT_SUCCESS(olMemAlloc(Device, OL_ALLOC_TYPE_MANAGED,
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LaunchArgs.GroupSize.x * sizeof(uint32_t), &Mem));
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uint32_t *Data = (uint32_t *)Mem;
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for (uint32_t i = 0; i < 64; i++) {
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Data[i] = 0;
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}
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volatile bool Block = true;
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ASSERT_SUCCESS(olLaunchHostFunction(
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Queue,
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[](void *Ptr) {
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volatile bool *Block =
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reinterpret_cast<volatile bool *>(reinterpret_cast<bool *>(Ptr));
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while (*Block)
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std::this_thread::yield();
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},
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const_cast<bool *>(&Block)));
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struct {
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void *Mem;
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} Args{Mem};
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ASSERT_SUCCESS(
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olLaunchKernel(Queue, Device, Kernel, &Args, sizeof(Args), &LaunchArgs));
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std::this_thread::sleep_for(std::chrono::milliseconds(500));
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for (uint32_t i = 0; i < 64; i++) {
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ASSERT_EQ(Data[i], 0);
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}
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Block = false;
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ASSERT_SUCCESS(olSyncQueue(Queue));
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for (uint32_t i = 0; i < 64; i++) {
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ASSERT_EQ(Data[i], i);
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}
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ASSERT_SUCCESS(olDestroyQueue(Queue));
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ASSERT_SUCCESS(olMemFree(Mem));
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}
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TEST_P(olLaunchHostFunctionTest, InvalidNullCallback) {
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ASSERT_ERROR(OL_ERRC_INVALID_NULL_POINTER,
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olLaunchHostFunction(Queue, nullptr, nullptr));
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}
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TEST_P(olLaunchHostFunctionTest, InvalidNullQueue) {
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ASSERT_ERROR(OL_ERRC_INVALID_NULL_HANDLE,
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olLaunchHostFunction(nullptr, [](void *) {}, nullptr));
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}
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