hanchenye-llvm-project/llvm/unittests/MC/Hexagon/HexagonMCCodeEmitterTest.cpp

54 lines
1.9 KiB
C++

#include "gtest/gtest.h"
#include <memory>
#include "llvm/MC/MCCodeEmitter.h"
#include "llvm/MC/MCContext.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/TargetSelect.h"
#include "MCTargetDesc/HexagonMCInst.h"
#include "MCTargetDesc/HexagonMCTargetDesc.h"
namespace {
class TestEmitter {
public:
TestEmitter() : Triple("hexagon-unknown-elf") {
LLVMInitializeHexagonTargetInfo();
LLVMInitializeHexagonTarget();
LLVMInitializeHexagonTargetMC();
std::string error;
Target = llvm::TargetRegistry::lookupTarget("hexagon", error);
assert(Target != nullptr && "Expected to find target");
assert(error.empty() && "Error should be empty if we have a target");
RegisterInfo = Target->createMCRegInfo(Triple);
assert(RegisterInfo != nullptr && "Expecting to find register info");
AsmInfo = Target->createMCAsmInfo(*RegisterInfo, Triple);
assert(AsmInfo != nullptr && "Expecting to find asm info");
Context = new llvm::MCContext(AsmInfo, RegisterInfo, nullptr);
assert(Context != nullptr && "Expecting to create a context");
Subtarget = Target->createMCSubtargetInfo(Triple, "hexagonv4", "");
assert(Subtarget != nullptr && "Expecting to find a subtarget");
InstrInfo = Target->createMCInstrInfo();
assert(InstrInfo != nullptr && "Expecting to find instr info");
Emitter = Target->createMCCodeEmitter(*InstrInfo, *RegisterInfo, *Subtarget,
*Context);
assert(Emitter != nullptr);
}
std::string Triple;
llvm::Target const *Target;
llvm::MCRegisterInfo *RegisterInfo;
llvm::MCAsmInfo *AsmInfo;
llvm::MCContext *Context;
llvm::MCSubtargetInfo *Subtarget;
llvm::MCInstrInfo *InstrInfo;
llvm::MCCodeEmitter *Emitter;
};
TestEmitter Emitter;
}
TEST(HexagonMCCodeEmitter, emitter_creation) {
ASSERT_NE(nullptr, Emitter.Emitter);
}