From 411afbe321a7a3705a390d405e9e71ab21f71657 Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Mon, 16 Jul 2012 07:44:45 +0000 Subject: Move the IRBuilder unittest from Support to VMCore. This got missed in the original move of IRBuilder. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160249 91177308-0d34-0410-b5e6-96231b3b80d8 --- unittests/VMCore/IRBuilderTest.cpp | 74 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 unittests/VMCore/IRBuilderTest.cpp (limited to 'unittests/VMCore/IRBuilderTest.cpp') diff --git a/unittests/VMCore/IRBuilderTest.cpp b/unittests/VMCore/IRBuilderTest.cpp new file mode 100644 index 0000000..9be3ab9 --- /dev/null +++ b/unittests/VMCore/IRBuilderTest.cpp @@ -0,0 +1,74 @@ +//===- llvm/unittest/VMCore/IRBuilderTest.cpp - IRBuilder tests -----------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "llvm/BasicBlock.h" +#include "llvm/Function.h" +#include "llvm/IRBuilder.h" +#include "llvm/IntrinsicInst.h" +#include "llvm/LLVMContext.h" +#include "llvm/Module.h" +#include "llvm/ADT/OwningPtr.h" + +#include "gtest/gtest.h" + +using namespace llvm; + +namespace { + +class IRBuilderTest : public testing::Test { +protected: + virtual void SetUp() { + M.reset(new Module("MyModule", getGlobalContext())); + FunctionType *FTy = FunctionType::get(Type::getVoidTy(getGlobalContext()), + /*isVarArg=*/false); + Function *F = Function::Create(FTy, Function::ExternalLinkage, "", M.get()); + BB = BasicBlock::Create(getGlobalContext(), "", F); + } + + virtual void TearDown() { + BB = 0; + M.reset(); + } + + OwningPtr M; + BasicBlock *BB; +}; + +TEST_F(IRBuilderTest, Lifetime) { + IRBuilder<> Builder(BB); + AllocaInst *Var1 = Builder.CreateAlloca(Builder.getInt8Ty()); + AllocaInst *Var2 = Builder.CreateAlloca(Builder.getInt32Ty()); + AllocaInst *Var3 = Builder.CreateAlloca(Builder.getInt8Ty(), + Builder.getInt32(123)); + + CallInst *Start1 = Builder.CreateLifetimeStart(Var1); + CallInst *Start2 = Builder.CreateLifetimeStart(Var2); + CallInst *Start3 = Builder.CreateLifetimeStart(Var3, Builder.getInt64(100)); + + EXPECT_EQ(Start1->getArgOperand(0), Builder.getInt64(-1)); + EXPECT_EQ(Start2->getArgOperand(0), Builder.getInt64(-1)); + EXPECT_EQ(Start3->getArgOperand(0), Builder.getInt64(100)); + + EXPECT_EQ(Start1->getArgOperand(1), Var1); + EXPECT_NE(Start2->getArgOperand(1), Var2); + EXPECT_EQ(Start3->getArgOperand(1), Var3); + + Value *End1 = Builder.CreateLifetimeEnd(Var1); + Builder.CreateLifetimeEnd(Var2); + Builder.CreateLifetimeEnd(Var3); + + IntrinsicInst *II_Start1 = dyn_cast(Start1); + IntrinsicInst *II_End1 = dyn_cast(End1); + ASSERT_TRUE(II_Start1 != NULL); + EXPECT_EQ(II_Start1->getIntrinsicID(), Intrinsic::lifetime_start); + ASSERT_TRUE(II_End1 != NULL); + EXPECT_EQ(II_End1->getIntrinsicID(), Intrinsic::lifetime_end); +} + +} -- cgit v1.1 From 4b31c4d93ff23c4b9a5d9169ff5e6f51731fca17 Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Mon, 16 Jul 2012 07:44:51 +0000 Subject: Add a boring bit of boilerplate to start testing IRBuilder::CreateCondBr. This is in anticipation of changing CreateCondBr and wanting to test those changes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160250 91177308-0d34-0410-b5e6-96231b3b80d8 --- unittests/VMCore/IRBuilderTest.cpp | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'unittests/VMCore/IRBuilderTest.cpp') diff --git a/unittests/VMCore/IRBuilderTest.cpp b/unittests/VMCore/IRBuilderTest.cpp index 9be3ab9..3eb5926 100644 --- a/unittests/VMCore/IRBuilderTest.cpp +++ b/unittests/VMCore/IRBuilderTest.cpp @@ -27,7 +27,7 @@ protected: M.reset(new Module("MyModule", getGlobalContext())); FunctionType *FTy = FunctionType::get(Type::getVoidTy(getGlobalContext()), /*isVarArg=*/false); - Function *F = Function::Create(FTy, Function::ExternalLinkage, "", M.get()); + F = Function::Create(FTy, Function::ExternalLinkage, "", M.get()); BB = BasicBlock::Create(getGlobalContext(), "", F); } @@ -37,6 +37,7 @@ protected: } OwningPtr M; + Function *F; BasicBlock *BB; }; @@ -71,4 +72,17 @@ TEST_F(IRBuilderTest, Lifetime) { EXPECT_EQ(II_End1->getIntrinsicID(), Intrinsic::lifetime_end); } +TEST_F(IRBuilderTest, CreateCondBr) { + IRBuilder<> Builder(BB); + BasicBlock *TBB = BasicBlock::Create(getGlobalContext(), "", F); + BasicBlock *FBB = BasicBlock::Create(getGlobalContext(), "", F); + + BranchInst *BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB); + TerminatorInst *TI = BB->getTerminator(); + EXPECT_EQ(BI, TI); + EXPECT_EQ(2u, TI->getNumSuccessors()); + EXPECT_EQ(TBB, TI->getSuccessor(0)); + EXPECT_EQ(FBB, TI->getSuccessor(1)); +} + } -- cgit v1.1 From 299493720382ab26e0842eca233fd240dce3b3d6 Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Mon, 16 Jul 2012 07:45:06 +0000 Subject: Add support for attaching branch weight metadata directly from the IRBuilder. Added a basic unit test for this with CreateCondBr. I didn't go all the way and test the switch side as the boilerplate for setting up the switch IRBuilder unit tests is a lot more. Fortunately, the two share all the interesting code paths. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160251 91177308-0d34-0410-b5e6-96231b3b80d8 --- unittests/VMCore/IRBuilderTest.cpp | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'unittests/VMCore/IRBuilderTest.cpp') diff --git a/unittests/VMCore/IRBuilderTest.cpp b/unittests/VMCore/IRBuilderTest.cpp index 3eb5926..b6a3795 100644 --- a/unittests/VMCore/IRBuilderTest.cpp +++ b/unittests/VMCore/IRBuilderTest.cpp @@ -12,6 +12,7 @@ #include "llvm/IRBuilder.h" #include "llvm/IntrinsicInst.h" #include "llvm/LLVMContext.h" +#include "llvm/MDBuilder.h" #include "llvm/Module.h" #include "llvm/ADT/OwningPtr.h" @@ -83,6 +84,16 @@ TEST_F(IRBuilderTest, CreateCondBr) { EXPECT_EQ(2u, TI->getNumSuccessors()); EXPECT_EQ(TBB, TI->getSuccessor(0)); EXPECT_EQ(FBB, TI->getSuccessor(1)); + + BI->eraseFromParent(); + MDNode *Weights = MDBuilder(getGlobalContext()).createBranchWeights(42, 13); + BI = Builder.CreateCondBr(Builder.getTrue(), TBB, FBB, Weights); + TI = BB->getTerminator(); + EXPECT_EQ(BI, TI); + EXPECT_EQ(2u, TI->getNumSuccessors()); + EXPECT_EQ(TBB, TI->getSuccessor(0)); + EXPECT_EQ(FBB, TI->getSuccessor(1)); + EXPECT_EQ(Weights, TI->getMetadata(LLVMContext::MD_prof)); } } -- cgit v1.1