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//===-- wrapper_function_utils_test.cpp -----------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a part of the ORC runtime.
//
//===----------------------------------------------------------------------===//
#include "wrapper_function_utils.h"
#include "gtest/gtest.h"
using namespace __orc_rt;
namespace {
constexpr const char *TestString = "test string";
} // end anonymous namespace
TEST(WrapperFunctionUtilsTest, DefaultWrapperFunctionResult) {
WrapperFunctionResult R;
EXPECT_TRUE(R.empty());
EXPECT_EQ(R.size(), 0U);
EXPECT_EQ(R.getOutOfBandError(), nullptr);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionResultFromCStruct) {
orc_rt_CWrapperFunctionResult CR =
orc_rt_CreateCWrapperFunctionResultFromString(TestString);
WrapperFunctionResult R(CR);
EXPECT_EQ(R.size(), strlen(TestString) + 1);
EXPECT_TRUE(strcmp(R.data(), TestString) == 0);
EXPECT_FALSE(R.empty());
EXPECT_EQ(R.getOutOfBandError(), nullptr);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionResultFromRange) {
auto R = WrapperFunctionResult::copyFrom(TestString, strlen(TestString) + 1);
EXPECT_EQ(R.size(), strlen(TestString) + 1);
EXPECT_TRUE(strcmp(R.data(), TestString) == 0);
EXPECT_FALSE(R.empty());
EXPECT_EQ(R.getOutOfBandError(), nullptr);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionResultFromCString) {
auto R = WrapperFunctionResult::copyFrom(TestString);
EXPECT_EQ(R.size(), strlen(TestString) + 1);
EXPECT_TRUE(strcmp(R.data(), TestString) == 0);
EXPECT_FALSE(R.empty());
EXPECT_EQ(R.getOutOfBandError(), nullptr);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionResultFromStdString) {
auto R = WrapperFunctionResult::copyFrom(std::string(TestString));
EXPECT_EQ(R.size(), strlen(TestString) + 1);
EXPECT_TRUE(strcmp(R.data(), TestString) == 0);
EXPECT_FALSE(R.empty());
EXPECT_EQ(R.getOutOfBandError(), nullptr);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionResultFromOutOfBandError) {
auto R = WrapperFunctionResult::createOutOfBandError(TestString);
EXPECT_FALSE(R.empty());
EXPECT_TRUE(strcmp(R.getOutOfBandError(), TestString) == 0);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionCCallCreateEmpty) {
EXPECT_TRUE(!!WrapperFunctionCall::Create<SPSArgList<>>(ExecutorAddr()));
}
static void voidNoop() {}
static orc_rt_CWrapperFunctionResult voidNoopWrapper(const char *ArgData,
size_t ArgSize) {
return WrapperFunction<void()>::handle(ArgData, ArgSize, voidNoop).release();
}
static orc_rt_CWrapperFunctionResult addWrapper(const char *ArgData,
size_t ArgSize) {
return WrapperFunction<int32_t(int32_t, int32_t)>::handle(
ArgData, ArgSize,
[](int32_t X, int32_t Y) -> int32_t { return X + Y; })
.release();
}
extern "C" __orc_rt_Opaque __orc_rt_jit_dispatch_ctx{};
extern "C" orc_rt_CWrapperFunctionResult
__orc_rt_jit_dispatch(__orc_rt_Opaque *Ctx, const void *FnTag,
const char *ArgData, size_t ArgSize) {
using WrapperFunctionType =
orc_rt_CWrapperFunctionResult (*)(const char *, size_t);
return reinterpret_cast<WrapperFunctionType>(const_cast<void *>(FnTag))(
ArgData, ArgSize);
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionCallVoidNoopAndHandle) {
EXPECT_FALSE(!!WrapperFunction<void()>::call((void *)&voidNoopWrapper));
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionCallAddWrapperAndHandle) {
int32_t Result;
EXPECT_FALSE(!!WrapperFunction<int32_t(int32_t, int32_t)>::call(
(void *)&addWrapper, Result, 1, 2));
EXPECT_EQ(Result, (int32_t)3);
}
class AddClass {
public:
AddClass(int32_t X) : X(X) {}
int32_t addMethod(int32_t Y) { return X + Y; }
private:
int32_t X;
};
static orc_rt_CWrapperFunctionResult addMethodWrapper(const char *ArgData,
size_t ArgSize) {
return WrapperFunction<int32_t(SPSExecutorAddr, int32_t)>::handle(
ArgData, ArgSize, makeMethodWrapperHandler(&AddClass::addMethod))
.release();
}
TEST(WrapperFunctionUtilsTest, WrapperFunctionMethodCallAndHandleRet) {
int32_t Result;
AddClass AddObj(1);
EXPECT_FALSE(!!WrapperFunction<int32_t(SPSExecutorAddr, int32_t)>::call(
(void *)&addMethodWrapper, Result, ExecutorAddr::fromPtr(&AddObj), 2));
EXPECT_EQ(Result, (int32_t)3);
}
static orc_rt_CWrapperFunctionResult sumArrayWrapper(const char *ArgData,
size_t ArgSize) {
return WrapperFunction<int8_t(SPSExecutorAddrRange)>::handle(
ArgData, ArgSize,
[](ExecutorAddrRange R) {
int8_t Sum = 0;
for (char C : R.toSpan<char>())
Sum += C;
return Sum;
})
.release();
}
TEST(WrapperFunctionUtilsTest, SerializedWrapperFunctionCallTest) {
{
// Check wrapper function calls.
char A[] = {1, 2, 3, 4};
auto WFC =
cantFail(WrapperFunctionCall::Create<SPSArgList<SPSExecutorAddrRange>>(
ExecutorAddr::fromPtr(sumArrayWrapper),
ExecutorAddrRange(ExecutorAddr::fromPtr(A),
ExecutorAddrDiff(sizeof(A)))));
WrapperFunctionResult WFR(WFC.run());
EXPECT_EQ(WFR.size(), 1U);
EXPECT_EQ(WFR.data()[0], 10);
}
{
// Check calls to void functions.
auto WFC =
cantFail(WrapperFunctionCall::Create<SPSArgList<SPSExecutorAddrRange>>(
ExecutorAddr::fromPtr(voidNoopWrapper), ExecutorAddrRange()));
auto Err = WFC.runWithSPSRet<void>();
EXPECT_FALSE(!!Err);
}
{
// Check calls with arguments and return values.
auto WFC =
cantFail(WrapperFunctionCall::Create<SPSArgList<int32_t, int32_t>>(
ExecutorAddr::fromPtr(addWrapper), 2, 4));
int32_t Result = 0;
auto Err = WFC.runWithSPSRet<int32_t>(Result);
EXPECT_FALSE(!!Err);
EXPECT_EQ(Result, 6);
}
}
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