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/*
* Copyright (C) 2018-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "shared/source/command_stream/wait_status.h"
#include "shared/source/helpers/local_memory_access_modes.h"
#include "shared/source/kernel/implicit_args_helper.h"
#include "shared/test/common/helpers/debug_manager_state_restore.h"
#include "shared/test/common/libult/ult_command_stream_receiver.h"
#include "shared/test/common/mocks/mock_device.h"
#include "shared/test/common/test_macros/hw_test.h"
#include "shared/test/common/test_macros/test_checks_shared.h"
#include "opencl/source/command_queue/command_queue_hw.h"
#include "opencl/source/event/event.h"
#include "opencl/source/event/user_event.h"
#include "opencl/source/program/printf_handler.h"
#include "opencl/test/unit_test/fixtures/multi_root_device_fixture.h"
#include "opencl/test/unit_test/mocks/mock_cl_device.h"
#include "opencl/test/unit_test/mocks/mock_context.h"
#include "opencl/test/unit_test/mocks/mock_kernel.h"
#include "opencl/test/unit_test/mocks/mock_mdi.h"
#include "opencl/test/unit_test/mocks/mock_printf_handler.h"
#include "opencl/test/unit_test/mocks/mock_program.h"
using namespace NEO;
using PrintfHandlerTests = ::testing::Test;
TEST_F(PrintfHandlerTests, givenPrintfHandlerWhenBeingConstructedThenStorePrintfSurfaceInitialDataSize) {
auto device = std::unique_ptr<MockDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
MockPrintfHandler printfHandler(*device);
EXPECT_NE(nullptr, printfHandler.printfSurfaceInitialDataSizePtr);
EXPECT_EQ(sizeof(uint32_t), *printfHandler.printfSurfaceInitialDataSizePtr);
}
TEST_F(PrintfHandlerTests, givenNotPreparedPrintfHandlerWhenGetSurfaceIsCalledThenResultIsNullptr) {
MockClDevice *device = new MockClDevice{MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr)};
MockContext context;
auto pKernelInfo = std::make_unique<MockKernelInfo>();
pKernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
MockProgram *pProgram = new MockProgram(&context, false, toClDeviceVector(*device));
MockKernel *pKernel = new MockKernel(pProgram, *pKernelInfo, *device);
MockMultiDispatchInfo multiDispatchInfo(device, pKernel);
PrintfHandler *printfHandler = PrintfHandler::create(multiDispatchInfo, device->getDevice());
EXPECT_EQ(nullptr, printfHandler->getSurface());
delete printfHandler;
delete pKernel;
delete pProgram;
delete device;
}
TEST_F(PrintfHandlerTests, givenPreparedPrintfHandlerWithUndefinedSshOffsetWhenGetSurfaceIsCalledThenResultIsNotNullptr) {
MockClDevice *device = new MockClDevice{MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr)};
MockContext context;
auto pKernelInfo = std::make_unique<MockKernelInfo>();
pKernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
MockProgram *pProgram = new MockProgram(&context, false, toClDeviceVector(*device));
uint64_t crossThread[10];
MockKernel *pKernel = new MockKernel(pProgram, *pKernelInfo, *device);
pKernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
MockMultiDispatchInfo multiDispatchInfo(device, pKernel);
PrintfHandler *printfHandler = PrintfHandler::create(multiDispatchInfo, device->getDevice());
printfHandler->prepareDispatch(multiDispatchInfo);
EXPECT_NE(nullptr, printfHandler->getSurface());
delete printfHandler;
delete pKernel;
delete pProgram;
delete device;
}
TEST_F(PrintfHandlerTests, givenKernelWithImplicitArgsWhenPreparingPrintfHandlerThenProperAddressIsPatchedInImplicitArgsStruct) {
auto device = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
MockContext context(device.get());
auto pKernelInfo = std::make_unique<MockKernelInfo>();
pKernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
pKernelInfo->kernelDescriptor.kernelAttributes.simdSize = device->getGfxCoreHelper().getMinimalSIMDSize();
pKernelInfo->kernelDescriptor.kernelAttributes.flags.requiresImplicitArgs = true;
MockProgram program{&context, false, toClDeviceVector(*device)};
uint64_t crossThread[10] = {};
MockKernel kernel{&program, *pKernelInfo, *device};
kernel.setCrossThreadData(crossThread, sizeof(uint64_t) * 10);
kernel.initialize();
MockMultiDispatchInfo multiDispatchInfo(device.get(), &kernel);
auto printfHandler = std::unique_ptr<PrintfHandler>(PrintfHandler::create(multiDispatchInfo, device->getDevice()));
printfHandler->prepareDispatch(multiDispatchInfo);
auto printfSurface = printfHandler->getSurface();
ASSERT_NE(nullptr, printfSurface);
auto pImplicitArgs = kernel.getImplicitArgs();
ASSERT_NE(nullptr, pImplicitArgs);
EXPECT_EQ(printfSurface->getGpuAddress(), pImplicitArgs->v0.printfBufferPtr);
}
HWTEST_F(PrintfHandlerTests, givenEnabledStatelessCompressionWhenPrintEnqueueOutputIsCalledThenBCSEngineIsUsedToDecompressPrintfOutput) {
HardwareInfo hwInfo = *defaultHwInfo;
hwInfo.capabilityTable.blitterOperationsSupported = true;
DebugManagerStateRestore restore;
for (auto enable : {-1, 0, 1}) {
debugManager.flags.EnableStatelessCompression.set(enable);
auto device = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(&hwInfo));
REQUIRE_BLITTER_OR_SKIP(device->getRootDeviceEnvironment());
MockContext context(device.get());
auto kernelInfo = std::make_unique<MockKernelInfo>();
kernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
auto program = std::make_unique<MockProgram>(&context, false, toClDeviceVector(*device));
uint64_t crossThread[10];
auto kernel = std::make_unique<MockKernel>(program.get(), *kernelInfo, *device);
kernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
MockMultiDispatchInfo multiDispatchInfo(device.get(), kernel.get());
std::unique_ptr<PrintfHandler> printfHandler(PrintfHandler::create(multiDispatchInfo, device->getDevice()));
printfHandler->prepareDispatch(multiDispatchInfo);
EXPECT_NE(nullptr, printfHandler->getSurface());
EXPECT_TRUE(printfHandler->printEnqueueOutput());
auto &bcsEngine = device->getEngine(EngineHelpers::getBcsEngineType(device->getRootDeviceEnvironment(), device->getDeviceBitfield(), device->getSelectorCopyEngine(), true), EngineUsage::regular);
auto bcsCsr = static_cast<UltCommandStreamReceiver<FamilyType> *>(bcsEngine.commandStreamReceiver);
if (enable > 0) {
EXPECT_EQ(1u, bcsCsr->blitBufferCalled);
EXPECT_EQ(BlitterConstants::BlitDirection::bufferToHostPtr, bcsCsr->receivedBlitProperties[0].blitDirection);
} else {
EXPECT_EQ(0u, bcsCsr->blitBufferCalled);
}
}
}
HWTEST_F(PrintfHandlerTests, givenGpuHangOnFlushBcsStreamAndEnabledStatelessCompressionWhenPrintEnqueueOutputIsCalledThenBCSEngineIsUsedToDecompressPrintfOutputAndFalseIsReturned) {
DebugManagerStateRestore restore;
debugManager.flags.EnableStatelessCompression.set(1);
HardwareInfo hwInfo = *defaultHwInfo;
hwInfo.capabilityTable.blitterOperationsSupported = true;
auto device = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(&hwInfo));
REQUIRE_BLITTER_OR_SKIP(device->getRootDeviceEnvironment());
MockContext context(device.get());
auto kernelInfo = std::make_unique<MockKernelInfo>();
kernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
auto program = std::make_unique<MockProgram>(&context, false, toClDeviceVector(*device));
uint64_t crossThread[10];
auto kernel = std::make_unique<MockKernel>(program.get(), *kernelInfo, *device);
kernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
MockMultiDispatchInfo multiDispatchInfo(device.get(), kernel.get());
std::unique_ptr<PrintfHandler> printfHandler(PrintfHandler::create(multiDispatchInfo, device->getDevice()));
printfHandler->prepareDispatch(multiDispatchInfo);
EXPECT_NE(nullptr, printfHandler->getSurface());
auto &bcsEngine = device->getEngine(EngineHelpers::getBcsEngineType(device->getRootDeviceEnvironment(), device->getDeviceBitfield(), device->getSelectorCopyEngine(), true), EngineUsage::regular);
auto bcsCsr = static_cast<UltCommandStreamReceiver<FamilyType> *>(bcsEngine.commandStreamReceiver);
bcsCsr->callBaseFlushBcsTask = false;
bcsCsr->flushBcsTaskReturnValue = CompletionStamp::gpuHang;
EXPECT_FALSE(printfHandler->printEnqueueOutput());
EXPECT_EQ(1u, bcsCsr->blitBufferCalled);
EXPECT_EQ(BlitterConstants::BlitDirection::bufferToHostPtr, bcsCsr->receivedBlitProperties[0].blitDirection);
EXPECT_EQ(1u, bcsCsr->receivedBlitProperties[0].dstAllocation->hostPtrTaskCountAssignment.load());
bcsCsr->receivedBlitProperties[0].dstAllocation->hostPtrTaskCountAssignment--;
}
HWTEST_F(PrintfHandlerTests, givenDisallowedLocalMemoryCpuAccessWhenPrintEnqueueOutputIsCalledThenBCSEngineIsUsedToCopyPrintfOutput) {
HardwareInfo hwInfo = *defaultHwInfo;
hwInfo.capabilityTable.blitterOperationsSupported = true;
DebugManagerStateRestore restore;
debugManager.flags.ForceLocalMemoryAccessMode.set(static_cast<int32_t>(LocalMemoryAccessMode::cpuAccessDisallowed));
debugManager.flags.EnableLocalMemory.set(1);
auto device = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(&hwInfo));
REQUIRE_BLITTER_OR_SKIP(device->getRootDeviceEnvironment());
MockContext context(device.get());
auto kernelInfo = std::make_unique<MockKernelInfo>();
kernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
auto program = std::make_unique<MockProgram>(&context, false, toClDeviceVector(*device));
uint64_t crossThread[10]{};
auto kernel = std::make_unique<MockKernel>(program.get(), *kernelInfo, *device);
kernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
MockMultiDispatchInfo multiDispatchInfo(device.get(), kernel.get());
auto printfHandler = std::make_unique<MockPrintfHandler>(device->getDevice());
printfHandler->callBasePrintEnqueueOutput = true;
printfHandler->prepareDispatch(multiDispatchInfo);
EXPECT_NE(nullptr, printfHandler->getSurface());
device->getMemoryManager()->freeGraphicsMemory(printfHandler->printfSurface);
auto allocation = new MockGraphicsAllocation(reinterpret_cast<void *>(0x1000), 0x1000);
allocation->memoryPool = MemoryPool::localMemory;
printfHandler->printfSurface = allocation;
printfHandler->printEnqueueOutput();
auto &bcsEngine = device->getEngine(EngineHelpers::getBcsEngineType(device->getRootDeviceEnvironment(), device->getDeviceBitfield(), device->getSelectorCopyEngine(), true), EngineUsage::regular);
auto bcsCsr = static_cast<UltCommandStreamReceiver<FamilyType> *>(bcsEngine.commandStreamReceiver);
EXPECT_TRUE(bcsCsr->blitBufferCalled >= 1);
EXPECT_EQ(BlitterConstants::BlitDirection::bufferToHostPtr, bcsCsr->receivedBlitProperties[0].blitDirection);
}
HWTEST_F(PrintfHandlerTests, givenPrintfHandlerWhenEnqueueIsBlockedThenDontUsePrintfObjectAfterMove) {
DebugManagerStateRestore restore;
debugManager.flags.MakeEachEnqueueBlocking.set(true);
class MyMockCommandQueueHw : public CommandQueueHw<FamilyType> {
public:
using CommandQueueHw<FamilyType>::CommandQueueHw;
WaitStatus waitForAllEngines(bool blockedQueue, PrintfHandler *printfHandler, bool cleanTemporaryAllocationsList, bool waitForTaskCountRequired) override {
waitCalled = true;
printfHandlerUsedForWait = printfHandler;
return waitForAllEnginesReturnValue;
}
bool waitCalled = false;
PrintfHandler *printfHandlerUsedForWait = nullptr;
WaitStatus waitForAllEnginesReturnValue = WaitStatus::ready;
};
auto device = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
MockContext context;
MyMockCommandQueueHw cmdQ(&context, device.get(), nullptr, false);
auto kernelInfo = std::make_unique<MockKernelInfo>();
kernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
uint64_t crossThread[10];
auto program = std::make_unique<MockProgram>(&context, false, toClDeviceVector(*device));
auto kernel = std::make_unique<MockKernel>(program.get(), *kernelInfo, *device);
kernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
kernel->incRefInternal();
UserEvent userEvent;
cl_event waitlist[] = {&userEvent};
size_t gws[] = {1, 1, 1};
cmdQ.enqueueKernel(kernel.get(), 1, nullptr, gws, nullptr, 1, waitlist, nullptr);
EXPECT_TRUE(cmdQ.waitCalled);
EXPECT_EQ(nullptr, cmdQ.printfHandlerUsedForWait);
userEvent.setStatus(CL_COMPLETE);
EXPECT_FALSE(cmdQ.isQueueBlocked());
}
TEST_F(PrintfHandlerTests, givenMultiDispatchInfoWithMultipleKernelsWhenCreatingAndDispatchingPrintfHandlerThenPickMainKernel) {
MockContext context;
auto device = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(nullptr));
auto program = std::make_unique<MockProgram>(&context, false, toClDeviceVector(*device));
auto pMainKernelInfo = std::make_unique<MockKernelInfo>();
pMainKernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
auto pKernelInfo = std::make_unique<MockKernelInfo>();
auto mainKernel = std::make_unique<MockKernel>(program.get(), *pMainKernelInfo, *device);
auto kernel1 = std::make_unique<MockKernel>(program.get(), *pKernelInfo, *device);
auto kernel2 = std::make_unique<MockKernel>(program.get(), *pKernelInfo, *device);
uint64_t crossThread[8];
mainKernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
DispatchInfo mainDispatchInfo(device.get(), mainKernel.get(), 1, {1, 1, 1}, {1, 1, 1}, {1, 1, 1});
DispatchInfo dispatchInfo1(device.get(), kernel1.get(), 1, {1, 1, 1}, {1, 1, 1}, {1, 1, 1});
DispatchInfo dispatchInfo2(device.get(), kernel2.get(), 1, {1, 1, 1}, {1, 1, 1}, {1, 1, 1});
MultiDispatchInfo multiDispatchInfo(mainKernel.get());
multiDispatchInfo.push(dispatchInfo1);
multiDispatchInfo.push(mainDispatchInfo);
multiDispatchInfo.push(dispatchInfo2);
std::unique_ptr<PrintfHandler> printfHandler(PrintfHandler::create(multiDispatchInfo, device->getDevice()));
ASSERT_NE(nullptr, printfHandler.get());
printfHandler->prepareDispatch(multiDispatchInfo);
EXPECT_NE(nullptr, printfHandler->getSurface());
}
TEST_F(PrintfHandlerTests, GivenEmptyMultiDispatchInfoWhenCreatingPrintfHandlerThenPrintfHandlerIsNotCreated) {
MockClDevice device{new MockDevice};
MockKernelWithInternals mockKernelWithInternals{device};
MockMultiDispatchInfo multiDispatchInfo{&device, mockKernelWithInternals.mockKernel};
multiDispatchInfo.dispatchInfos.resize(0);
EXPECT_EQ(nullptr, multiDispatchInfo.peekMainKernel());
auto printfHandler = PrintfHandler::create(multiDispatchInfo, device.getDevice());
EXPECT_EQ(nullptr, printfHandler);
}
TEST_F(PrintfHandlerTests, GivenAllocationInLocalMemoryWhichRequiresBlitterWhenPreparingPrintfSurfaceDispatchThenBlitterIsUsed) {
MockExecutionEnvironment mockExecutionEnvironment{};
REQUIRE_BLITTER_OR_SKIP(*mockExecutionEnvironment.rootDeviceEnvironments[0].get());
DebugManagerStateRestore restorer;
auto hwInfo = *defaultHwInfo;
hwInfo.capabilityTable.blitterOperationsSupported = true;
uint32_t blitsCounter = 0;
uint32_t expectedBlitsCount = 0;
auto mockBlitMemoryToAllocation = [&blitsCounter](const Device &device, GraphicsAllocation *memory, size_t offset, const void *hostPtr,
Vec3<size_t> size) -> BlitOperationResult {
blitsCounter++;
return BlitOperationResult::success;
};
VariableBackup<BlitHelperFunctions::BlitMemoryToAllocationFunc> blitMemoryToAllocationFuncBackup{
&BlitHelperFunctions::blitMemoryToAllocation, mockBlitMemoryToAllocation};
LocalMemoryAccessMode localMemoryAccessModes[] = {
LocalMemoryAccessMode::defaultMode,
LocalMemoryAccessMode::cpuAccessAllowed,
LocalMemoryAccessMode::cpuAccessDisallowed};
for (auto localMemoryAccessMode : localMemoryAccessModes) {
debugManager.flags.ForceLocalMemoryAccessMode.set(static_cast<int32_t>(localMemoryAccessMode));
for (auto isLocalMemorySupported : ::testing::Bool()) {
debugManager.flags.EnableLocalMemory.set(isLocalMemorySupported);
auto pClDevice = std::make_unique<MockClDevice>(MockDevice::createWithNewExecutionEnvironment<MockDevice>(&hwInfo));
MockContext context{pClDevice.get()};
auto pKernelInfo = std::make_unique<MockKernelInfo>();
pKernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
auto program = std::make_unique<MockProgram>(&context, false, toClDeviceVector(*pClDevice));
uint64_t crossThread[10];
auto kernel = std::make_unique<MockKernel>(program.get(), *pKernelInfo, *pClDevice);
kernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
MockMultiDispatchInfo multiDispatchInfo(pClDevice.get(), kernel.get());
std::unique_ptr<PrintfHandler> printfHandler(PrintfHandler::create(multiDispatchInfo, pClDevice->getDevice()));
printfHandler->prepareDispatch(multiDispatchInfo);
if (printfHandler->getSurface()->isAllocatedInLocalMemoryPool() &&
(localMemoryAccessMode == LocalMemoryAccessMode::cpuAccessDisallowed)) {
expectedBlitsCount++;
}
EXPECT_EQ(expectedBlitsCount, blitsCounter);
}
}
}
using PrintfHandlerMultiRootDeviceTests = MultiRootDeviceFixture;
TEST_F(PrintfHandlerMultiRootDeviceTests, GivenPrintfSurfaceThenItHasCorrectRootDeviceIndex) {
auto pKernelInfo = std::make_unique<MockKernelInfo>();
pKernelInfo->setPrintfSurface(sizeof(uintptr_t), 0);
auto program = std::make_unique<MockProgram>(context.get(), false, toClDeviceVector(*device1));
auto kernel = std::make_unique<MockKernel>(program.get(), *pKernelInfo, *device1);
uint64_t crossThread[10];
kernel->setCrossThreadData(&crossThread, sizeof(uint64_t) * 8);
MockMultiDispatchInfo multiDispatchInfo(device1, kernel.get());
std::unique_ptr<PrintfHandler> printfHandler(PrintfHandler::create(multiDispatchInfo, device1->getDevice()));
printfHandler->prepareDispatch(multiDispatchInfo);
auto surface = printfHandler->getSurface();
ASSERT_NE(nullptr, surface);
EXPECT_EQ(expectedRootDeviceIndex, surface->getRootDeviceIndex());
}
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