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an assert on Darwin llvm-gcc builds. Assertion failed: (castIsValid(op, S, Ty) && "Invalid cast!"), function Create, file /Users/buildslave/zorg/buildbot/smooshlab/slave-0.8/build.llvm-gcc-i386-darwin9-RA/llvm.src/lib/VMCore/Instructions.cpp, li\ ne 2067. etc. http://smooshlab.apple.com:8013/builders/llvm-gcc-i386-darwin9-RA/builds/2354 --- Reverse-merging r134893 into '.': U include/llvm/Target/TargetData.h U include/llvm/DerivedTypes.h U tools/bugpoint/ExtractFunction.cpp U unittests/Support/TypeBuilderTest.cpp U lib/Target/ARM/ARMGlobalMerge.cpp U lib/Target/TargetData.cpp U lib/VMCore/Constants.cpp U lib/VMCore/Type.cpp U lib/VMCore/Core.cpp U lib/Transforms/Utils/CodeExtractor.cpp U lib/Transforms/Instrumentation/ProfilingUtils.cpp U lib/Transforms/IPO/DeadArgumentElimination.cpp U lib/CodeGen/SjLjEHPrepare.cpp --- Reverse-merging r134888 into '.': G include/llvm/DerivedTypes.h U include/llvm/Support/TypeBuilder.h U include/llvm/Intrinsics.h U unittests/Analysis/ScalarEvolutionTest.cpp U unittests/ExecutionEngine/JIT/JITTest.cpp U unittests/ExecutionEngine/JIT/JITMemoryManagerTest.cpp U unittests/VMCore/PassManagerTest.cpp G unittests/Support/TypeBuilderTest.cpp U lib/Target/MBlaze/MBlazeIntrinsicInfo.cpp U lib/Target/Blackfin/BlackfinIntrinsicInfo.cpp U lib/VMCore/IRBuilder.cpp G lib/VMCore/Type.cpp U lib/VMCore/Function.cpp G lib/VMCore/Core.cpp U lib/VMCore/Module.cpp U lib/AsmParser/LLParser.cpp U lib/Transforms/Utils/CloneFunction.cpp G lib/Transforms/Utils/CodeExtractor.cpp U lib/Transforms/Utils/InlineFunction.cpp U lib/Transforms/Instrumentation/GCOVProfiling.cpp U lib/Transforms/Scalar/ObjCARC.cpp U lib/Transforms/Scalar/SimplifyLibCalls.cpp U lib/Transforms/Scalar/MemCpyOptimizer.cpp G lib/Transforms/IPO/DeadArgumentElimination.cpp U lib/Transforms/IPO/ArgumentPromotion.cpp U lib/Transforms/InstCombine/InstCombineCompares.cpp U lib/Transforms/InstCombine/InstCombineAndOrXor.cpp U lib/Transforms/InstCombine/InstCombineCalls.cpp U lib/CodeGen/DwarfEHPrepare.cpp U lib/CodeGen/IntrinsicLowering.cpp U lib/Bitcode/Reader/BitcodeReader.cpp git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134949 91177308-0d34-0410-b5e6-96231b3b80d8
83 lines
2.9 KiB
C++
83 lines
2.9 KiB
C++
//===- ScalarEvolutionsTest.cpp - ScalarEvolution unit tests --------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include <llvm/Analysis/ScalarEvolutionExpressions.h>
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#include <llvm/GlobalVariable.h>
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#include <llvm/Constants.h>
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#include <llvm/LLVMContext.h>
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#include <llvm/Module.h>
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#include <llvm/PassManager.h>
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#include "gtest/gtest.h"
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namespace llvm {
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namespace {
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TEST(ScalarEvolutionsTest, SCEVUnknownRAUW) {
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LLVMContext Context;
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Module M("world", Context);
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const FunctionType *FTy = FunctionType::get(Type::getVoidTy(Context),
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std::vector<const Type *>(), false);
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Function *F = cast<Function>(M.getOrInsertFunction("f", FTy));
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BasicBlock *BB = BasicBlock::Create(Context, "entry", F);
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ReturnInst::Create(Context, 0, BB);
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const Type *Ty = Type::getInt1Ty(Context);
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Constant *Init = Constant::getNullValue(Ty);
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Value *V0 = new GlobalVariable(M, Ty, false, GlobalValue::ExternalLinkage, Init, "V0");
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Value *V1 = new GlobalVariable(M, Ty, false, GlobalValue::ExternalLinkage, Init, "V1");
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Value *V2 = new GlobalVariable(M, Ty, false, GlobalValue::ExternalLinkage, Init, "V2");
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// Create a ScalarEvolution and "run" it so that it gets initialized.
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PassManager PM;
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ScalarEvolution &SE = *new ScalarEvolution();
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PM.add(&SE);
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PM.run(M);
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const SCEV *S0 = SE.getSCEV(V0);
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const SCEV *S1 = SE.getSCEV(V1);
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const SCEV *S2 = SE.getSCEV(V2);
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const SCEV *P0 = SE.getAddExpr(S0, S0);
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const SCEV *P1 = SE.getAddExpr(S1, S1);
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const SCEV *P2 = SE.getAddExpr(S2, S2);
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const SCEVMulExpr *M0 = cast<SCEVMulExpr>(P0);
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const SCEVMulExpr *M1 = cast<SCEVMulExpr>(P1);
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const SCEVMulExpr *M2 = cast<SCEVMulExpr>(P2);
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EXPECT_EQ(cast<SCEVConstant>(M0->getOperand(0))->getValue()->getZExtValue(),
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2u);
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EXPECT_EQ(cast<SCEVConstant>(M1->getOperand(0))->getValue()->getZExtValue(),
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2u);
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EXPECT_EQ(cast<SCEVConstant>(M2->getOperand(0))->getValue()->getZExtValue(),
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2u);
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// Before the RAUWs, these are all pointing to separate values.
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EXPECT_EQ(cast<SCEVUnknown>(M0->getOperand(1))->getValue(), V0);
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EXPECT_EQ(cast<SCEVUnknown>(M1->getOperand(1))->getValue(), V1);
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EXPECT_EQ(cast<SCEVUnknown>(M2->getOperand(1))->getValue(), V2);
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// Do some RAUWs.
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V2->replaceAllUsesWith(V1);
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V1->replaceAllUsesWith(V0);
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// After the RAUWs, these should all be pointing to V0.
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EXPECT_EQ(cast<SCEVUnknown>(M0->getOperand(1))->getValue(), V0);
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EXPECT_EQ(cast<SCEVUnknown>(M1->getOperand(1))->getValue(), V0);
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EXPECT_EQ(cast<SCEVUnknown>(M2->getOperand(1))->getValue(), V0);
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// Manually clean up, since we allocated new SCEV objects after the
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// pass was finished.
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SE.releaseMemory();
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}
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} // end anonymous namespace
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} // end namespace llvm
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