mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-24 11:42:57 +01:00
c8b30de05f
This cleans up all LoadInst creation in LLVM to explicitly pass the value type rather than deriving it from the pointer's element-type. Differential Revision: https://reviews.llvm.org/D57172 llvm-svn: 352911
726 lines
25 KiB
C++
726 lines
25 KiB
C++
//===- llvm/unittest/IR/IRBuilderTest.cpp - IRBuilder tests ---------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/IR/IRBuilder.h"
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#include "llvm/IR/BasicBlock.h"
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#include "llvm/IR/DIBuilder.h"
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#include "llvm/IR/DataLayout.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/IntrinsicInst.h"
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#include "llvm/IR/LLVMContext.h"
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#include "llvm/IR/MDBuilder.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IR/NoFolder.h"
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#include "llvm/IR/Verifier.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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namespace {
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class IRBuilderTest : public testing::Test {
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protected:
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void SetUp() override {
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M.reset(new Module("MyModule", Ctx));
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FunctionType *FTy = FunctionType::get(Type::getVoidTy(Ctx),
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/*isVarArg=*/false);
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F = Function::Create(FTy, Function::ExternalLinkage, "", M.get());
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BB = BasicBlock::Create(Ctx, "", F);
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GV = new GlobalVariable(*M, Type::getFloatTy(Ctx), true,
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GlobalValue::ExternalLinkage, nullptr);
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}
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void TearDown() override {
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BB = nullptr;
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M.reset();
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}
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LLVMContext Ctx;
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std::unique_ptr<Module> M;
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Function *F;
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BasicBlock *BB;
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GlobalVariable *GV;
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};
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TEST_F(IRBuilderTest, Intrinsics) {
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IRBuilder<> Builder(BB);
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Value *V;
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Instruction *I;
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CallInst *Call;
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IntrinsicInst *II;
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V = Builder.CreateLoad(GV->getValueType(), GV);
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I = cast<Instruction>(Builder.CreateFAdd(V, V));
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I->setHasNoInfs(true);
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I->setHasNoNaNs(false);
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Call = Builder.CreateMinNum(V, V);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::minnum);
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Call = Builder.CreateMaxNum(V, V);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::maxnum);
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Call = Builder.CreateMinimum(V, V);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::minimum);
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Call = Builder.CreateMaximum(V, V);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::maximum);
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Call = Builder.CreateIntrinsic(Intrinsic::readcyclecounter, {}, {});
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::readcyclecounter);
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Call = Builder.CreateUnaryIntrinsic(Intrinsic::fabs, V);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fabs);
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EXPECT_FALSE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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Call = Builder.CreateUnaryIntrinsic(Intrinsic::fabs, V, I);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fabs);
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EXPECT_TRUE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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Call = Builder.CreateBinaryIntrinsic(Intrinsic::pow, V, V);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::pow);
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EXPECT_FALSE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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Call = Builder.CreateBinaryIntrinsic(Intrinsic::pow, V, V, I);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::pow);
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EXPECT_TRUE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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Call = Builder.CreateIntrinsic(Intrinsic::fma, {V->getType()}, {V, V, V});
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fma);
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EXPECT_FALSE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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Call = Builder.CreateIntrinsic(Intrinsic::fma, {V->getType()}, {V, V, V}, I);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fma);
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EXPECT_TRUE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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Call = Builder.CreateIntrinsic(Intrinsic::fma, {V->getType()}, {V, V, V}, I);
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II = cast<IntrinsicInst>(Call);
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EXPECT_EQ(II->getIntrinsicID(), Intrinsic::fma);
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EXPECT_TRUE(II->hasNoInfs());
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EXPECT_FALSE(II->hasNoNaNs());
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}
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TEST_F(IRBuilderTest, Lifetime) {
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IRBuilder<> Builder(BB);
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AllocaInst *Var1 = Builder.CreateAlloca(Builder.getInt8Ty());
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AllocaInst *Var2 = Builder.CreateAlloca(Builder.getInt32Ty());
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AllocaInst *Var3 = Builder.CreateAlloca(Builder.getInt8Ty(),
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Builder.getInt32(123));
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CallInst *Start1 = Builder.CreateLifetimeStart(Var1);
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CallInst *Start2 = Builder.CreateLifetimeStart(Var2);
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CallInst *Start3 = Builder.CreateLifetimeStart(Var3, Builder.getInt64(100));
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EXPECT_EQ(Start1->getArgOperand(0), Builder.getInt64(-1));
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EXPECT_EQ(Start2->getArgOperand(0), Builder.getInt64(-1));
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EXPECT_EQ(Start3->getArgOperand(0), Builder.getInt64(100));
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EXPECT_EQ(Start1->getArgOperand(1), Var1);
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EXPECT_NE(Start2->getArgOperand(1), Var2);
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EXPECT_EQ(Start3->getArgOperand(1), Var3);
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Value *End1 = Builder.CreateLifetimeEnd(Var1);
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Builder.CreateLifetimeEnd(Var2);
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Builder.CreateLifetimeEnd(Var3);
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IntrinsicInst *II_Start1 = dyn_cast<IntrinsicInst>(Start1);
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IntrinsicInst *II_End1 = dyn_cast<IntrinsicInst>(End1);
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ASSERT_TRUE(II_Start1 != nullptr);
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EXPECT_EQ(II_Start1->getIntrinsicID(), Intrinsic::lifetime_start);
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ASSERT_TRUE(II_End1 != nullptr);
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EXPECT_EQ(II_End1->getIntrinsicID(), Intrinsic::lifetime_end);
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}
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TEST_F(IRBuilderTest, CreateCondBr) {
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IRBuilder<> Builder(BB);
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BasicBlock *TBB = BasicBlock::Create(Ctx, "", F);
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BasicBlock *FBB = BasicBlock::Create(Ctx, "", F);
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BranchInst *BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB);
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Instruction *TI = BB->getTerminator();
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EXPECT_EQ(BI, TI);
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EXPECT_EQ(2u, TI->getNumSuccessors());
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EXPECT_EQ(TBB, TI->getSuccessor(0));
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EXPECT_EQ(FBB, TI->getSuccessor(1));
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BI->eraseFromParent();
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MDNode *Weights = MDBuilder(Ctx).createBranchWeights(42, 13);
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BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB, Weights);
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TI = BB->getTerminator();
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EXPECT_EQ(BI, TI);
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EXPECT_EQ(2u, TI->getNumSuccessors());
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EXPECT_EQ(TBB, TI->getSuccessor(0));
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EXPECT_EQ(FBB, TI->getSuccessor(1));
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EXPECT_EQ(Weights, TI->getMetadata(LLVMContext::MD_prof));
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}
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TEST_F(IRBuilderTest, LandingPadName) {
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IRBuilder<> Builder(BB);
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LandingPadInst *LP = Builder.CreateLandingPad(Builder.getInt32Ty(), 0, "LP");
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EXPECT_EQ(LP->getName(), "LP");
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}
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TEST_F(IRBuilderTest, DataLayout) {
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std::unique_ptr<Module> M(new Module("test", Ctx));
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M->setDataLayout("e-n32");
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EXPECT_TRUE(M->getDataLayout().isLegalInteger(32));
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M->setDataLayout("e");
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EXPECT_FALSE(M->getDataLayout().isLegalInteger(32));
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}
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TEST_F(IRBuilderTest, GetIntTy) {
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IRBuilder<> Builder(BB);
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IntegerType *Ty1 = Builder.getInt1Ty();
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EXPECT_EQ(Ty1, IntegerType::get(Ctx, 1));
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DataLayout* DL = new DataLayout(M.get());
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IntegerType *IntPtrTy = Builder.getIntPtrTy(*DL);
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unsigned IntPtrBitSize = DL->getPointerSizeInBits(0);
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EXPECT_EQ(IntPtrTy, IntegerType::get(Ctx, IntPtrBitSize));
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delete DL;
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}
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TEST_F(IRBuilderTest, FastMathFlags) {
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IRBuilder<> Builder(BB);
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Value *F, *FC;
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Instruction *FDiv, *FAdd, *FCmp, *FCall;
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F = Builder.CreateLoad(GV->getValueType(), GV);
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F = Builder.CreateFAdd(F, F);
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EXPECT_FALSE(Builder.getFastMathFlags().any());
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ASSERT_TRUE(isa<Instruction>(F));
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FAdd = cast<Instruction>(F);
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EXPECT_FALSE(FAdd->hasNoNaNs());
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FastMathFlags FMF;
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Builder.setFastMathFlags(FMF);
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// By default, no flags are set.
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F = Builder.CreateFAdd(F, F);
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EXPECT_FALSE(Builder.getFastMathFlags().any());
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ASSERT_TRUE(isa<Instruction>(F));
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FAdd = cast<Instruction>(F);
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EXPECT_FALSE(FAdd->hasNoNaNs());
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EXPECT_FALSE(FAdd->hasNoInfs());
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EXPECT_FALSE(FAdd->hasNoSignedZeros());
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EXPECT_FALSE(FAdd->hasAllowReciprocal());
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EXPECT_FALSE(FAdd->hasAllowContract());
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EXPECT_FALSE(FAdd->hasAllowReassoc());
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EXPECT_FALSE(FAdd->hasApproxFunc());
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// Set all flags in the instruction.
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FAdd->setFast(true);
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EXPECT_TRUE(FAdd->hasNoNaNs());
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EXPECT_TRUE(FAdd->hasNoInfs());
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EXPECT_TRUE(FAdd->hasNoSignedZeros());
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EXPECT_TRUE(FAdd->hasAllowReciprocal());
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EXPECT_TRUE(FAdd->hasAllowContract());
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EXPECT_TRUE(FAdd->hasAllowReassoc());
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EXPECT_TRUE(FAdd->hasApproxFunc());
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// All flags are set in the builder.
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FMF.setFast();
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Builder.setFastMathFlags(FMF);
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F = Builder.CreateFAdd(F, F);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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EXPECT_TRUE(Builder.getFastMathFlags().all());
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ASSERT_TRUE(isa<Instruction>(F));
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FAdd = cast<Instruction>(F);
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EXPECT_TRUE(FAdd->hasNoNaNs());
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EXPECT_TRUE(FAdd->isFast());
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// Now, try it with CreateBinOp
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F = Builder.CreateBinOp(Instruction::FAdd, F, F);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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ASSERT_TRUE(isa<Instruction>(F));
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FAdd = cast<Instruction>(F);
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EXPECT_TRUE(FAdd->hasNoNaNs());
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EXPECT_TRUE(FAdd->isFast());
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F = Builder.CreateFDiv(F, F);
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EXPECT_TRUE(Builder.getFastMathFlags().all());
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ASSERT_TRUE(isa<Instruction>(F));
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FDiv = cast<Instruction>(F);
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EXPECT_TRUE(FDiv->hasAllowReciprocal());
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// Clear all FMF in the builder.
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Builder.clearFastMathFlags();
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F = Builder.CreateFDiv(F, F);
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ASSERT_TRUE(isa<Instruction>(F));
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FDiv = cast<Instruction>(F);
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EXPECT_FALSE(FDiv->hasAllowReciprocal());
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// Try individual flags.
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FMF.clear();
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FMF.setAllowReciprocal();
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Builder.setFastMathFlags(FMF);
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F = Builder.CreateFDiv(F, F);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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EXPECT_TRUE(Builder.getFastMathFlags().AllowReciprocal);
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ASSERT_TRUE(isa<Instruction>(F));
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FDiv = cast<Instruction>(F);
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EXPECT_TRUE(FDiv->hasAllowReciprocal());
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Builder.clearFastMathFlags();
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FC = Builder.CreateFCmpOEQ(F, F);
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ASSERT_TRUE(isa<Instruction>(FC));
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FCmp = cast<Instruction>(FC);
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EXPECT_FALSE(FCmp->hasAllowReciprocal());
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FMF.clear();
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FMF.setAllowReciprocal();
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Builder.setFastMathFlags(FMF);
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FC = Builder.CreateFCmpOEQ(F, F);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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EXPECT_TRUE(Builder.getFastMathFlags().AllowReciprocal);
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ASSERT_TRUE(isa<Instruction>(FC));
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FCmp = cast<Instruction>(FC);
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EXPECT_TRUE(FCmp->hasAllowReciprocal());
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Builder.clearFastMathFlags();
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// Test FP-contract
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FC = Builder.CreateFAdd(F, F);
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ASSERT_TRUE(isa<Instruction>(FC));
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FAdd = cast<Instruction>(FC);
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EXPECT_FALSE(FAdd->hasAllowContract());
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FMF.clear();
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FMF.setAllowContract(true);
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Builder.setFastMathFlags(FMF);
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FC = Builder.CreateFAdd(F, F);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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EXPECT_TRUE(Builder.getFastMathFlags().AllowContract);
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ASSERT_TRUE(isa<Instruction>(FC));
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FAdd = cast<Instruction>(FC);
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EXPECT_TRUE(FAdd->hasAllowContract());
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FMF.setApproxFunc();
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Builder.clearFastMathFlags();
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Builder.setFastMathFlags(FMF);
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// Now 'aml' and 'contract' are set.
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F = Builder.CreateFMul(F, F);
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FAdd = cast<Instruction>(F);
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EXPECT_TRUE(FAdd->hasApproxFunc());
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EXPECT_TRUE(FAdd->hasAllowContract());
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EXPECT_FALSE(FAdd->hasAllowReassoc());
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FMF.setAllowReassoc();
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Builder.clearFastMathFlags();
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Builder.setFastMathFlags(FMF);
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// Now 'aml' and 'contract' and 'reassoc' are set.
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F = Builder.CreateFMul(F, F);
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FAdd = cast<Instruction>(F);
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EXPECT_TRUE(FAdd->hasApproxFunc());
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EXPECT_TRUE(FAdd->hasAllowContract());
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EXPECT_TRUE(FAdd->hasAllowReassoc());
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// Test a call with FMF.
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auto CalleeTy = FunctionType::get(Type::getFloatTy(Ctx),
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/*isVarArg=*/false);
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auto Callee =
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Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get());
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FCall = Builder.CreateCall(Callee, None);
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EXPECT_FALSE(FCall->hasNoNaNs());
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Function *V =
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Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get());
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FCall = Builder.CreateCall(V, None);
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EXPECT_FALSE(FCall->hasNoNaNs());
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FMF.clear();
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FMF.setNoNaNs();
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Builder.setFastMathFlags(FMF);
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FCall = Builder.CreateCall(Callee, None);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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EXPECT_TRUE(Builder.getFastMathFlags().NoNaNs);
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EXPECT_TRUE(FCall->hasNoNaNs());
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FCall = Builder.CreateCall(V, None);
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EXPECT_TRUE(Builder.getFastMathFlags().any());
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EXPECT_TRUE(Builder.getFastMathFlags().NoNaNs);
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EXPECT_TRUE(FCall->hasNoNaNs());
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Builder.clearFastMathFlags();
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// To test a copy, make sure that a '0' and a '1' change state.
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F = Builder.CreateFDiv(F, F);
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ASSERT_TRUE(isa<Instruction>(F));
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FDiv = cast<Instruction>(F);
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EXPECT_FALSE(FDiv->getFastMathFlags().any());
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FDiv->setHasAllowReciprocal(true);
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FAdd->setHasAllowReciprocal(false);
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FAdd->setHasNoNaNs(true);
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FDiv->copyFastMathFlags(FAdd);
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EXPECT_TRUE(FDiv->hasNoNaNs());
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EXPECT_FALSE(FDiv->hasAllowReciprocal());
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}
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TEST_F(IRBuilderTest, WrapFlags) {
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IRBuilder<NoFolder> Builder(BB);
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// Test instructions.
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GlobalVariable *G = new GlobalVariable(*M, Builder.getInt32Ty(), true,
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GlobalValue::ExternalLinkage, nullptr);
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Value *V = Builder.CreateLoad(G->getValueType(), G);
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EXPECT_TRUE(
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cast<BinaryOperator>(Builder.CreateNSWAdd(V, V))->hasNoSignedWrap());
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EXPECT_TRUE(
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cast<BinaryOperator>(Builder.CreateNSWMul(V, V))->hasNoSignedWrap());
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EXPECT_TRUE(
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cast<BinaryOperator>(Builder.CreateNSWSub(V, V))->hasNoSignedWrap());
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EXPECT_TRUE(cast<BinaryOperator>(
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Builder.CreateShl(V, V, "", /* NUW */ false, /* NSW */ true))
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->hasNoSignedWrap());
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EXPECT_TRUE(
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cast<BinaryOperator>(Builder.CreateNUWAdd(V, V))->hasNoUnsignedWrap());
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EXPECT_TRUE(
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cast<BinaryOperator>(Builder.CreateNUWMul(V, V))->hasNoUnsignedWrap());
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EXPECT_TRUE(
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cast<BinaryOperator>(Builder.CreateNUWSub(V, V))->hasNoUnsignedWrap());
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EXPECT_TRUE(cast<BinaryOperator>(
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Builder.CreateShl(V, V, "", /* NUW */ true, /* NSW */ false))
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->hasNoUnsignedWrap());
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// Test operators created with constants.
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Constant *C = Builder.getInt32(42);
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWAdd(C, C))
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->hasNoSignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWSub(C, C))
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->hasNoSignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNSWMul(C, C))
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->hasNoSignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(
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Builder.CreateShl(C, C, "", /* NUW */ false, /* NSW */ true))
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->hasNoSignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWAdd(C, C))
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->hasNoUnsignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWSub(C, C))
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->hasNoUnsignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(Builder.CreateNUWMul(C, C))
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->hasNoUnsignedWrap());
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EXPECT_TRUE(cast<OverflowingBinaryOperator>(
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Builder.CreateShl(C, C, "", /* NUW */ true, /* NSW */ false))
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->hasNoUnsignedWrap());
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}
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TEST_F(IRBuilderTest, RAIIHelpersTest) {
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IRBuilder<> Builder(BB);
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EXPECT_FALSE(Builder.getFastMathFlags().allowReciprocal());
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MDBuilder MDB(M->getContext());
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MDNode *FPMathA = MDB.createFPMath(0.01f);
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MDNode *FPMathB = MDB.createFPMath(0.1f);
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Builder.setDefaultFPMathTag(FPMathA);
|
|
|
|
{
|
|
IRBuilder<>::FastMathFlagGuard Guard(Builder);
|
|
FastMathFlags FMF;
|
|
FMF.setAllowReciprocal();
|
|
Builder.setFastMathFlags(FMF);
|
|
Builder.setDefaultFPMathTag(FPMathB);
|
|
EXPECT_TRUE(Builder.getFastMathFlags().allowReciprocal());
|
|
EXPECT_EQ(FPMathB, Builder.getDefaultFPMathTag());
|
|
}
|
|
|
|
EXPECT_FALSE(Builder.getFastMathFlags().allowReciprocal());
|
|
EXPECT_EQ(FPMathA, Builder.getDefaultFPMathTag());
|
|
|
|
Value *F = Builder.CreateLoad(GV->getValueType(), GV);
|
|
|
|
{
|
|
IRBuilder<>::InsertPointGuard Guard(Builder);
|
|
Builder.SetInsertPoint(cast<Instruction>(F));
|
|
EXPECT_EQ(F, &*Builder.GetInsertPoint());
|
|
}
|
|
|
|
EXPECT_EQ(BB->end(), Builder.GetInsertPoint());
|
|
EXPECT_EQ(BB, Builder.GetInsertBlock());
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, createFunction) {
|
|
IRBuilder<> Builder(BB);
|
|
DIBuilder DIB(*M);
|
|
auto File = DIB.createFile("error.swift", "/");
|
|
auto CU =
|
|
DIB.createCompileUnit(dwarf::DW_LANG_Swift, File, "swiftc", true, "", 0);
|
|
auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None));
|
|
auto NoErr = DIB.createFunction(
|
|
CU, "noerr", "", File, 1, Type, 1, DINode::FlagZero,
|
|
DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized);
|
|
EXPECT_TRUE(!NoErr->getThrownTypes());
|
|
auto Int = DIB.createBasicType("Int", 64, dwarf::DW_ATE_signed);
|
|
auto Error = DIB.getOrCreateArray({Int});
|
|
auto Err = DIB.createFunction(
|
|
CU, "err", "", File, 1, Type, 1, DINode::FlagZero,
|
|
DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized, nullptr,
|
|
nullptr, Error.get());
|
|
EXPECT_TRUE(Err->getThrownTypes().get() == Error.get());
|
|
DIB.finalize();
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, DIBuilder) {
|
|
IRBuilder<> Builder(BB);
|
|
DIBuilder DIB(*M);
|
|
auto File = DIB.createFile("F.CBL", "/");
|
|
auto CU = DIB.createCompileUnit(dwarf::DW_LANG_Cobol74,
|
|
DIB.createFile("F.CBL", "/"), "llvm-cobol74",
|
|
true, "", 0);
|
|
auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None));
|
|
auto SP = DIB.createFunction(
|
|
CU, "foo", "", File, 1, Type, 1, DINode::FlagZero,
|
|
DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized);
|
|
F->setSubprogram(SP);
|
|
AllocaInst *I = Builder.CreateAlloca(Builder.getInt8Ty());
|
|
auto BarSP = DIB.createFunction(
|
|
CU, "bar", "", File, 1, Type, 1, DINode::FlagZero,
|
|
DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized);
|
|
auto BadScope = DIB.createLexicalBlockFile(BarSP, File, 0);
|
|
I->setDebugLoc(DebugLoc::get(2, 0, BadScope));
|
|
DIB.finalize();
|
|
EXPECT_TRUE(verifyModule(*M));
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, createArtificialSubprogram) {
|
|
IRBuilder<> Builder(BB);
|
|
DIBuilder DIB(*M);
|
|
auto File = DIB.createFile("main.c", "/");
|
|
auto CU = DIB.createCompileUnit(dwarf::DW_LANG_C, File, "clang",
|
|
/*isOptimized=*/true, /*Flags=*/"",
|
|
/*Runtime Version=*/0);
|
|
auto Type = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None));
|
|
auto SP = DIB.createFunction(
|
|
CU, "foo", /*LinkageName=*/"", File,
|
|
/*LineNo=*/1, Type, /*ScopeLine=*/2, DINode::FlagZero,
|
|
DISubprogram::SPFlagDefinition | DISubprogram::SPFlagOptimized);
|
|
EXPECT_TRUE(SP->isDistinct());
|
|
|
|
F->setSubprogram(SP);
|
|
AllocaInst *I = Builder.CreateAlloca(Builder.getInt8Ty());
|
|
ReturnInst *R = Builder.CreateRetVoid();
|
|
I->setDebugLoc(DebugLoc::get(3, 2, SP));
|
|
R->setDebugLoc(DebugLoc::get(4, 2, SP));
|
|
DIB.finalize();
|
|
EXPECT_FALSE(verifyModule(*M));
|
|
|
|
Function *G = Function::Create(F->getFunctionType(),
|
|
Function::ExternalLinkage, "", M.get());
|
|
BasicBlock *GBB = BasicBlock::Create(Ctx, "", G);
|
|
Builder.SetInsertPoint(GBB);
|
|
I->removeFromParent();
|
|
Builder.Insert(I);
|
|
Builder.CreateRetVoid();
|
|
EXPECT_FALSE(verifyModule(*M));
|
|
|
|
DISubprogram *GSP = DIBuilder::createArtificialSubprogram(F->getSubprogram());
|
|
EXPECT_EQ(SP->getFile(), GSP->getFile());
|
|
EXPECT_EQ(SP->getType(), GSP->getType());
|
|
EXPECT_EQ(SP->getLine(), GSP->getLine());
|
|
EXPECT_EQ(SP->getScopeLine(), GSP->getScopeLine());
|
|
EXPECT_TRUE(GSP->isDistinct());
|
|
|
|
G->setSubprogram(GSP);
|
|
EXPECT_TRUE(verifyModule(*M));
|
|
|
|
auto *InlinedAtNode =
|
|
DILocation::getDistinct(Ctx, GSP->getScopeLine(), 0, GSP);
|
|
DebugLoc DL = I->getDebugLoc();
|
|
DenseMap<const MDNode *, MDNode *> IANodes;
|
|
auto IA = DebugLoc::appendInlinedAt(DL, InlinedAtNode, Ctx, IANodes);
|
|
auto NewDL = DebugLoc::get(DL.getLine(), DL.getCol(), DL.getScope(), IA);
|
|
I->setDebugLoc(NewDL);
|
|
EXPECT_FALSE(verifyModule(*M));
|
|
|
|
EXPECT_EQ("foo", SP->getName());
|
|
EXPECT_EQ("foo", GSP->getName());
|
|
EXPECT_FALSE(SP->isArtificial());
|
|
EXPECT_TRUE(GSP->isArtificial());
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, InsertExtractElement) {
|
|
IRBuilder<> Builder(BB);
|
|
|
|
auto VecTy = VectorType::get(Builder.getInt64Ty(), 4);
|
|
auto Elt1 = Builder.getInt64(-1);
|
|
auto Elt2 = Builder.getInt64(-2);
|
|
Value *Vec = UndefValue::get(VecTy);
|
|
Vec = Builder.CreateInsertElement(Vec, Elt1, Builder.getInt8(1));
|
|
Vec = Builder.CreateInsertElement(Vec, Elt2, 2);
|
|
auto X1 = Builder.CreateExtractElement(Vec, 1);
|
|
auto X2 = Builder.CreateExtractElement(Vec, Builder.getInt32(2));
|
|
EXPECT_EQ(Elt1, X1);
|
|
EXPECT_EQ(Elt2, X2);
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, CreateGlobalStringPtr) {
|
|
IRBuilder<> Builder(BB);
|
|
|
|
auto String1a = Builder.CreateGlobalStringPtr("TestString", "String1a");
|
|
auto String1b = Builder.CreateGlobalStringPtr("TestString", "String1b", 0);
|
|
auto String2 = Builder.CreateGlobalStringPtr("TestString", "String2", 1);
|
|
auto String3 = Builder.CreateGlobalString("TestString", "String3", 2);
|
|
|
|
EXPECT_TRUE(String1a->getType()->getPointerAddressSpace() == 0);
|
|
EXPECT_TRUE(String1b->getType()->getPointerAddressSpace() == 0);
|
|
EXPECT_TRUE(String2->getType()->getPointerAddressSpace() == 1);
|
|
EXPECT_TRUE(String3->getType()->getPointerAddressSpace() == 2);
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, DebugLoc) {
|
|
auto CalleeTy = FunctionType::get(Type::getVoidTy(Ctx),
|
|
/*isVarArg=*/false);
|
|
auto Callee =
|
|
Function::Create(CalleeTy, Function::ExternalLinkage, "", M.get());
|
|
|
|
DIBuilder DIB(*M);
|
|
auto File = DIB.createFile("tmp.cpp", "/");
|
|
auto CU = DIB.createCompileUnit(dwarf::DW_LANG_C_plus_plus_11,
|
|
DIB.createFile("tmp.cpp", "/"), "", true, "",
|
|
0);
|
|
auto SPType = DIB.createSubroutineType(DIB.getOrCreateTypeArray(None));
|
|
auto SP =
|
|
DIB.createFunction(CU, "foo", "foo", File, 1, SPType, 1, DINode::FlagZero,
|
|
DISubprogram::SPFlagDefinition);
|
|
DebugLoc DL1 = DILocation::get(Ctx, 2, 0, SP);
|
|
DebugLoc DL2 = DILocation::get(Ctx, 3, 0, SP);
|
|
|
|
auto BB2 = BasicBlock::Create(Ctx, "bb2", F);
|
|
auto Br = BranchInst::Create(BB2, BB);
|
|
Br->setDebugLoc(DL1);
|
|
|
|
IRBuilder<> Builder(Ctx);
|
|
Builder.SetInsertPoint(Br);
|
|
EXPECT_EQ(DL1, Builder.getCurrentDebugLocation());
|
|
auto Call1 = Builder.CreateCall(Callee, None);
|
|
EXPECT_EQ(DL1, Call1->getDebugLoc());
|
|
|
|
Call1->setDebugLoc(DL2);
|
|
Builder.SetInsertPoint(Call1->getParent(), Call1->getIterator());
|
|
EXPECT_EQ(DL2, Builder.getCurrentDebugLocation());
|
|
auto Call2 = Builder.CreateCall(Callee, None);
|
|
EXPECT_EQ(DL2, Call2->getDebugLoc());
|
|
|
|
DIB.finalize();
|
|
}
|
|
|
|
TEST_F(IRBuilderTest, DIImportedEntity) {
|
|
IRBuilder<> Builder(BB);
|
|
DIBuilder DIB(*M);
|
|
auto F = DIB.createFile("F.CBL", "/");
|
|
auto CU = DIB.createCompileUnit(dwarf::DW_LANG_Cobol74,
|
|
F, "llvm-cobol74",
|
|
true, "", 0);
|
|
DIB.createImportedDeclaration(CU, nullptr, F, 1);
|
|
DIB.createImportedDeclaration(CU, nullptr, F, 1);
|
|
DIB.createImportedModule(CU, (DIImportedEntity *)nullptr, F, 2);
|
|
DIB.createImportedModule(CU, (DIImportedEntity *)nullptr, F, 2);
|
|
DIB.finalize();
|
|
EXPECT_TRUE(verifyModule(*M));
|
|
EXPECT_TRUE(CU->getImportedEntities().size() == 2);
|
|
}
|
|
|
|
// 0: #define M0 V0 <-- command line definition
|
|
// 0: main.c <-- main file
|
|
// 3: #define M1 V1 <-- M1 definition in main.c
|
|
// 5: #include "file.h" <-- inclusion of file.h from main.c
|
|
// 1: #define M2 <-- M2 definition in file.h with no value
|
|
// 7: #undef M1 V1 <-- M1 un-definition in main.c
|
|
TEST_F(IRBuilderTest, DIBuilderMacro) {
|
|
IRBuilder<> Builder(BB);
|
|
DIBuilder DIB(*M);
|
|
auto File1 = DIB.createFile("main.c", "/");
|
|
auto File2 = DIB.createFile("file.h", "/");
|
|
auto CU = DIB.createCompileUnit(
|
|
dwarf::DW_LANG_C, DIB.createFile("main.c", "/"), "llvm-c", true, "", 0);
|
|
auto MDef0 =
|
|
DIB.createMacro(nullptr, 0, dwarf::DW_MACINFO_define, "M0", "V0");
|
|
auto TMF1 = DIB.createTempMacroFile(nullptr, 0, File1);
|
|
auto MDef1 = DIB.createMacro(TMF1, 3, dwarf::DW_MACINFO_define, "M1", "V1");
|
|
auto TMF2 = DIB.createTempMacroFile(TMF1, 5, File2);
|
|
auto MDef2 = DIB.createMacro(TMF2, 1, dwarf::DW_MACINFO_define, "M2");
|
|
auto MUndef1 = DIB.createMacro(TMF1, 7, dwarf::DW_MACINFO_undef, "M1");
|
|
|
|
EXPECT_EQ(dwarf::DW_MACINFO_define, MDef1->getMacinfoType());
|
|
EXPECT_EQ(3u, MDef1->getLine());
|
|
EXPECT_EQ("M1", MDef1->getName());
|
|
EXPECT_EQ("V1", MDef1->getValue());
|
|
|
|
EXPECT_EQ(dwarf::DW_MACINFO_undef, MUndef1->getMacinfoType());
|
|
EXPECT_EQ(7u, MUndef1->getLine());
|
|
EXPECT_EQ("M1", MUndef1->getName());
|
|
EXPECT_EQ("", MUndef1->getValue());
|
|
|
|
EXPECT_EQ(dwarf::DW_MACINFO_start_file, TMF2->getMacinfoType());
|
|
EXPECT_EQ(5u, TMF2->getLine());
|
|
EXPECT_EQ(File2, TMF2->getFile());
|
|
|
|
DIB.finalize();
|
|
|
|
SmallVector<Metadata *, 4> Elements;
|
|
Elements.push_back(MDef2);
|
|
auto MF2 = DIMacroFile::get(Ctx, dwarf::DW_MACINFO_start_file, 5, File2,
|
|
DIB.getOrCreateMacroArray(Elements));
|
|
|
|
Elements.clear();
|
|
Elements.push_back(MDef1);
|
|
Elements.push_back(MF2);
|
|
Elements.push_back(MUndef1);
|
|
auto MF1 = DIMacroFile::get(Ctx, dwarf::DW_MACINFO_start_file, 0, File1,
|
|
DIB.getOrCreateMacroArray(Elements));
|
|
|
|
Elements.clear();
|
|
Elements.push_back(MDef0);
|
|
Elements.push_back(MF1);
|
|
auto MN0 = MDTuple::get(Ctx, Elements);
|
|
EXPECT_EQ(MN0, CU->getRawMacros());
|
|
|
|
Elements.clear();
|
|
Elements.push_back(MDef1);
|
|
Elements.push_back(MF2);
|
|
Elements.push_back(MUndef1);
|
|
auto MN1 = MDTuple::get(Ctx, Elements);
|
|
EXPECT_EQ(MN1, MF1->getRawElements());
|
|
|
|
Elements.clear();
|
|
Elements.push_back(MDef2);
|
|
auto MN2 = MDTuple::get(Ctx, Elements);
|
|
EXPECT_EQ(MN2, MF2->getRawElements());
|
|
EXPECT_TRUE(verifyModule(*M));
|
|
}
|
|
}
|