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- //===- MachineOperandTest.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
- //
- //===----------------------------------------------------------------------===//
- #include "llvm/CodeGen/MachineOperand.h"
- #include "llvm/ADT/ilist_node.h"
- #include "llvm/IR/Constants.h"
- #include "llvm/IR/InstrTypes.h"
- #include "llvm/IR/LLVMContext.h"
- #include "llvm/IR/Module.h"
- #include "llvm/IR/ModuleSlotTracker.h"
- #include "llvm/MC/MCContext.h"
- #include "llvm/MC/MCAsmInfo.h"
- #include "llvm/Support/raw_ostream.h"
- #include "gtest/gtest.h"
- using namespace llvm;
- namespace {
- TEST(MachineOperandTest, ChangeToTargetIndexTest) {
- // Creating a MachineOperand to change it to TargetIndex
- MachineOperand MO = MachineOperand::CreateImm(50);
- // Checking some precondition on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isImm());
- ASSERT_TRUE(MO.getImm() == 50);
- ASSERT_FALSE(MO.isTargetIndex());
- // Changing to TargetIndex with some arbitrary values
- // for index, offset and flags.
- MO.ChangeToTargetIndex(74, 57, 12);
- // Checking that the mutation to TargetIndex happened
- // correctly.
- ASSERT_TRUE(MO.isTargetIndex());
- ASSERT_TRUE(MO.getIndex() == 74);
- ASSERT_TRUE(MO.getOffset() == 57);
- ASSERT_TRUE(MO.getTargetFlags() == 12);
- }
- TEST(MachineOperandTest, PrintRegisterMask) {
- uint32_t Dummy;
- MachineOperand MO = MachineOperand::CreateRegMask(&Dummy);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isRegMask());
- ASSERT_TRUE(MO.getRegMask() == &Dummy);
- // Print a MachineOperand containing a RegMask. Here we check that without a
- // TRI and IntrinsicInfo we still print a less detailed regmask.
- std::string str;
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "<regmask ...>");
- }
- TEST(MachineOperandTest, PrintSubReg) {
- // Create a MachineOperand with RegNum=1 and SubReg=5.
- MachineOperand MO = MachineOperand::CreateReg(
- /*Reg=*/1, /*isDef=*/false, /*isImp=*/false, /*isKill=*/false,
- /*isDead=*/false, /*isUndef=*/false, /*isEarlyClobber=*/false,
- /*SubReg=*/5, /*isDebug=*/false, /*isInternalRead=*/false);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isReg());
- ASSERT_TRUE(MO.getReg() == 1);
- ASSERT_TRUE(MO.getSubReg() == 5);
- // Print a MachineOperand containing a SubReg. Here we check that without a
- // TRI and IntrinsicInfo we can still print the subreg index.
- std::string str;
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "$physreg1.subreg5");
- }
- TEST(MachineOperandTest, PrintCImm) {
- LLVMContext Context;
- APInt Int(128, UINT64_MAX);
- ++Int;
- ConstantInt *CImm = ConstantInt::get(Context, Int);
- // Create a MachineOperand with an Imm=(UINT64_MAX + 1)
- MachineOperand MO = MachineOperand::CreateCImm(CImm);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isCImm());
- ASSERT_TRUE(MO.getCImm() == CImm);
- ASSERT_TRUE(MO.getCImm()->getValue() == Int);
- // Print a MachineOperand containing a SubReg. Here we check that without a
- // TRI and IntrinsicInfo we can still print the subreg index.
- std::string str;
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "i128 18446744073709551616");
- }
- TEST(MachineOperandTest, PrintSubRegIndex) {
- // Create a MachineOperand with an immediate and print it as a subreg index.
- MachineOperand MO = MachineOperand::CreateImm(3);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isImm());
- ASSERT_TRUE(MO.getImm() == 3);
- // Print a MachineOperand containing a SubRegIdx. Here we check that without a
- // TRI and IntrinsicInfo we can print the operand as a subreg index.
- std::string str;
- raw_string_ostream OS(str);
- MachineOperand::printSubRegIdx(OS, MO.getImm(), nullptr);
- ASSERT_TRUE(OS.str() == "%subreg.3");
- }
- TEST(MachineOperandTest, PrintCPI) {
- // Create a MachineOperand with a constant pool index and print it.
- MachineOperand MO = MachineOperand::CreateCPI(0, 8);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isCPI());
- ASSERT_TRUE(MO.getIndex() == 0);
- ASSERT_TRUE(MO.getOffset() == 8);
- // Print a MachineOperand containing a constant pool index and a positive
- // offset.
- std::string str;
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "%const.0 + 8");
- }
- str.clear();
- MO.setOffset(-12);
- // Print a MachineOperand containing a constant pool index and a negative
- // offset.
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "%const.0 - 12");
- }
- }
- TEST(MachineOperandTest, PrintTargetIndexName) {
- // Create a MachineOperand with a target index and print it.
- MachineOperand MO = MachineOperand::CreateTargetIndex(0, 8);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isTargetIndex());
- ASSERT_TRUE(MO.getIndex() == 0);
- ASSERT_TRUE(MO.getOffset() == 8);
- // Print a MachineOperand containing a target index and a positive offset.
- std::string str;
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "target-index(<unknown>) + 8");
- }
- str.clear();
- MO.setOffset(-12);
- // Print a MachineOperand containing a target index and a negative offset.
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "target-index(<unknown>) - 12");
- }
- }
- TEST(MachineOperandTest, PrintJumpTableIndex) {
- // Create a MachineOperand with a jump-table index and print it.
- MachineOperand MO = MachineOperand::CreateJTI(3);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isJTI());
- ASSERT_TRUE(MO.getIndex() == 3);
- // Print a MachineOperand containing a jump-table index.
- std::string str;
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "%jump-table.3");
- }
- TEST(MachineOperandTest, PrintExternalSymbol) {
- // Create a MachineOperand with an external symbol and print it.
- MachineOperand MO = MachineOperand::CreateES("foo");
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isSymbol());
- ASSERT_TRUE(MO.getSymbolName() == StringRef("foo"));
- // Print a MachineOperand containing an external symbol and no offset.
- std::string str;
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "&foo");
- }
- str.clear();
- MO.setOffset(12);
- // Print a MachineOperand containing an external symbol and a positive offset.
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "&foo + 12");
- }
- str.clear();
- MO.setOffset(-12);
- // Print a MachineOperand containing an external symbol and a negative offset.
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "&foo - 12");
- }
- }
- TEST(MachineOperandTest, PrintGlobalAddress) {
- LLVMContext Ctx;
- Module M("MachineOperandGVTest", Ctx);
- M.getOrInsertGlobal("foo", Type::getInt32Ty(Ctx));
- GlobalValue *GV = M.getNamedValue("foo");
- // Create a MachineOperand with a global address and a positive offset and
- // print it.
- MachineOperand MO = MachineOperand::CreateGA(GV, 12);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isGlobal());
- ASSERT_TRUE(MO.getGlobal() == GV);
- ASSERT_TRUE(MO.getOffset() == 12);
- std::string str;
- // Print a MachineOperand containing a global address and a positive offset.
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "@foo + 12");
- }
- str.clear();
- MO.setOffset(-12);
- // Print a MachineOperand containing a global address and a negative offset.
- {
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "@foo - 12");
- }
- }
- TEST(MachineOperandTest, PrintRegisterLiveOut) {
- // Create a MachineOperand with a register live out list and print it.
- uint32_t Mask = 0;
- MachineOperand MO = MachineOperand::CreateRegLiveOut(&Mask);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isRegLiveOut());
- ASSERT_TRUE(MO.getRegLiveOut() == &Mask);
- std::string str;
- // Print a MachineOperand containing a register live out list without a TRI.
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "liveout(<unknown>)");
- }
- TEST(MachineOperandTest, PrintMetadata) {
- LLVMContext Ctx;
- Module M("MachineOperandMDNodeTest", Ctx);
- NamedMDNode *MD = M.getOrInsertNamedMetadata("namedmd");
- ModuleSlotTracker MST(&M);
- Metadata *MDS = MDString::get(Ctx, "foo");
- MDNode *Node = MDNode::get(Ctx, MDS);
- MD->addOperand(Node);
- // Create a MachineOperand with a metadata and print it.
- MachineOperand MO = MachineOperand::CreateMetadata(Node);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isMetadata());
- ASSERT_TRUE(MO.getMetadata() == Node);
- std::string str;
- // Print a MachineOperand containing a metadata node.
- raw_string_ostream OS(str);
- MO.print(OS, MST, LLT{}, /*PrintDef=*/false, /*IsStandalone=*/false,
- /*ShouldPrintRegisterTies=*/false, 0, /*TRI=*/nullptr,
- /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "!0");
- }
- TEST(MachineOperandTest, PrintMCSymbol) {
- MCAsmInfo MAI;
- MCContext Ctx(&MAI, /*MRI=*/nullptr, /*MOFI=*/nullptr);
- MCSymbol *Sym = Ctx.getOrCreateSymbol("foo");
- // Create a MachineOperand with a metadata and print it.
- MachineOperand MO = MachineOperand::CreateMCSymbol(Sym);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isMCSymbol());
- ASSERT_TRUE(MO.getMCSymbol() == Sym);
- std::string str;
- // Print a MachineOperand containing a metadata node.
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "<mcsymbol foo>");
- }
- TEST(MachineOperandTest, PrintCFI) {
- // Create a MachineOperand with a CFI index but no function and print it.
- MachineOperand MO = MachineOperand::CreateCFIIndex(8);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isCFIIndex());
- ASSERT_TRUE(MO.getCFIIndex() == 8);
- std::string str;
- // Print a MachineOperand containing a CFI Index node but no machine function
- // attached to it.
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "<cfi directive>");
- }
- TEST(MachineOperandTest, PrintIntrinsicID) {
- // Create a MachineOperand with a generic intrinsic ID.
- MachineOperand MO = MachineOperand::CreateIntrinsicID(Intrinsic::bswap);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isIntrinsicID());
- ASSERT_TRUE(MO.getIntrinsicID() == Intrinsic::bswap);
- std::string str;
- {
- // Print a MachineOperand containing a generic intrinsic ID.
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "intrinsic(@llvm.bswap)");
- }
- str.clear();
- // Set a target-specific intrinsic.
- MO = MachineOperand::CreateIntrinsicID((Intrinsic::ID)-1);
- {
- // Print a MachineOperand containing a target-specific intrinsic ID but not
- // IntrinsicInfo.
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "intrinsic(4294967295)");
- }
- }
- TEST(MachineOperandTest, PrintPredicate) {
- // Create a MachineOperand with a generic intrinsic ID.
- MachineOperand MO = MachineOperand::CreatePredicate(CmpInst::ICMP_EQ);
- // Checking some preconditions on the newly created
- // MachineOperand.
- ASSERT_TRUE(MO.isPredicate());
- ASSERT_TRUE(MO.getPredicate() == CmpInst::ICMP_EQ);
- std::string str;
- // Print a MachineOperand containing a int predicate ICMP_EQ.
- raw_string_ostream OS(str);
- MO.print(OS, /*TRI=*/nullptr, /*IntrinsicInfo=*/nullptr);
- ASSERT_TRUE(OS.str() == "intpred(eq)");
- }
- TEST(MachineOperandTest, HashValue) {
- char SymName1[] = "test";
- char SymName2[] = "test";
- MachineOperand MO1 = MachineOperand::CreateES(SymName1);
- MachineOperand MO2 = MachineOperand::CreateES(SymName2);
- ASSERT_NE(SymName1, SymName2);
- ASSERT_EQ(hash_value(MO1), hash_value(MO2));
- ASSERT_TRUE(MO1.isIdenticalTo(MO2));
- }
- } // end namespace
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