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//===-- PackedKernelArgumentArrayTest.cpp - tests for kernel arg packing --===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// Unit tests for kernel argument packing.
///
//===----------------------------------------------------------------------===//
#include "SimpleHostPlatformDevice.h"
#include "streamexecutor/Device.h"
#include "streamexecutor/DeviceMemory.h"
#include "streamexecutor/PackedKernelArgumentArray.h"
#include "streamexecutor/PlatformInterfaces.h"
#include "llvm/ADT/Twine.h"
#include "gtest/gtest.h"
namespace {
namespace se = ::streamexecutor;
using Type = se::KernelArgumentType;
// Test fixture class for testing argument packing.
//
// Basically defines a bunch of types to be packed so they don't have to be
// defined separately in each test.
class DeviceMemoryPackingTest : public ::testing::Test {
public:
DeviceMemoryPackingTest()
: Device(&PDevice), Value(42), Handle(&Value), ByteCount(15),
ElementCount(5),
TypedGlobal(getOrDie(Device.allocateDeviceMemory<int>(ElementCount))),
TypedShared(
se::SharedDeviceMemory<int>::makeFromElementCount(ElementCount)) {}
se::test::SimpleHostPlatformDevice PDevice;
se::Device Device;
int Value;
void *Handle;
size_t ByteCount;
size_t ElementCount;
se::GlobalDeviceMemory<int> TypedGlobal;
se::SharedDeviceMemory<int> TypedShared;
};
// Utility method to check the expected address, size, and type for a packed
// argument at the given index of a PackedKernelArgumentArray.
template <typename... ParameterTs>
static void
ExpectEqual(const void *ExpectedAddress, size_t ExpectedSize, Type ExpectedType,
const se::PackedKernelArgumentArray<ParameterTs...> &Observed,
size_t Index) {
SCOPED_TRACE(("Index = " + llvm::Twine(Index)).str());
EXPECT_EQ(ExpectedAddress, Observed.getAddress(Index));
EXPECT_EQ(ExpectedAddress, Observed.getAddresses()[Index]);
EXPECT_EQ(ExpectedSize, Observed.getSize(Index));
EXPECT_EQ(ExpectedSize, Observed.getSizes()[Index]);
EXPECT_EQ(ExpectedType, Observed.getType(Index));
EXPECT_EQ(ExpectedType, Observed.getTypes()[Index]);
}
TEST_F(DeviceMemoryPackingTest, SingleValue) {
auto Array = se::make_kernel_argument_pack(Value);
ExpectEqual(&Value, sizeof(Value), Type::VALUE, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(0u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, SingleTypedGlobal) {
auto Array = se::make_kernel_argument_pack(TypedGlobal);
ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
Type::GLOBAL_DEVICE_MEMORY, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(0u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, SingleTypedGlobalPointer) {
auto Array = se::make_kernel_argument_pack(&TypedGlobal);
ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
Type::GLOBAL_DEVICE_MEMORY, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(0u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, SingleConstTypedGlobalPointer) {
const se::GlobalDeviceMemory<int> *ArgumentPointer = &TypedGlobal;
auto Array = se::make_kernel_argument_pack(ArgumentPointer);
ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
Type::GLOBAL_DEVICE_MEMORY, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(0u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, SingleTypedShared) {
auto Array = se::make_kernel_argument_pack(TypedShared);
ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
Type::SHARED_DEVICE_MEMORY, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(1u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, SingleTypedSharedPointer) {
auto Array = se::make_kernel_argument_pack(&TypedShared);
ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
Type::SHARED_DEVICE_MEMORY, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(1u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, SingleConstTypedSharedPointer) {
const se::SharedDeviceMemory<int> *ArgumentPointer = &TypedShared;
auto Array = se::make_kernel_argument_pack(ArgumentPointer);
ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
Type::SHARED_DEVICE_MEMORY, Array, 0);
EXPECT_EQ(1u, Array.getArgumentCount());
EXPECT_EQ(1u, Array.getSharedCount());
}
TEST_F(DeviceMemoryPackingTest, PackSeveralArguments) {
const se::GlobalDeviceMemory<int> *TypedGlobalPointer = &TypedGlobal;
const se::SharedDeviceMemory<int> *TypedSharedPointer = &TypedShared;
auto Array = se::make_kernel_argument_pack(Value, TypedGlobal, &TypedGlobal,
TypedGlobalPointer, TypedShared,
&TypedShared, TypedSharedPointer);
ExpectEqual(&Value, sizeof(Value), Type::VALUE, Array, 0);
ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
Type::GLOBAL_DEVICE_MEMORY, Array, 1);
ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
Type::GLOBAL_DEVICE_MEMORY, Array, 2);
ExpectEqual(TypedGlobal.getHandle(), sizeof(void *),
Type::GLOBAL_DEVICE_MEMORY, Array, 3);
ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
Type::SHARED_DEVICE_MEMORY, Array, 4);
ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
Type::SHARED_DEVICE_MEMORY, Array, 5);
ExpectEqual(nullptr, TypedShared.getElementCount() * sizeof(int),
Type::SHARED_DEVICE_MEMORY, Array, 6);
EXPECT_EQ(7u, Array.getArgumentCount());
EXPECT_EQ(3u, Array.getSharedCount());
}
} // namespace
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