2025-05-03 07:05:02 -07:00

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C++

//===-- TargetTest.cpp ---------------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "Target.h"
#include <cassert>
#include <memory>
#include "MCTargetDesc/RISCVMCTargetDesc.h"
#include "TestBase.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Support/TargetSelect.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace llvm {
namespace exegesis {
void InitializeRISCVExegesisTarget();
namespace {
using testing::IsEmpty;
using testing::Not;
class RISCVTargetTest : public RISCVTestBase {
protected:
std::vector<MCInst> setRegTo(unsigned Reg, const APInt &Value) {
return State.getExegesisTarget().setRegTo(State.getSubtargetInfo(), Reg,
Value);
}
};
TEST_F(RISCVTargetTest, SetRegToConstant) {
const auto Insts = setRegTo(RISCV::X10, APInt());
EXPECT_THAT(Insts, Not(IsEmpty()));
}
TEST_F(RISCVTargetTest, DefaultPfmCounters) {
const std::string Expected = "CYCLES";
EXPECT_EQ(State.getExegesisTarget().getPfmCounters("").CycleCounter,
Expected);
EXPECT_EQ(
State.getExegesisTarget().getPfmCounters("unknown_cpu").CycleCounter,
Expected);
}
} // namespace
} // namespace exegesis
} // namespace llvm