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[esan|cfrag] Add counters for struct array accesses
Summary: Adds one counter to the struct counter array for counting struct array accesses. Adds instrumentation to insert counter update for struct array accesses. Reviewers: aizatsky Subscribers: llvm-commits, bruening, eugenis, kcc, zhaoqin, vitalybuka Differential Revision: http://reviews.llvm.org/D21594 llvm-svn: 274420
This commit is contained in:
Qin Zhao
parent
ea7d0179fa
commit
e75e1b5f4a
@ -169,6 +169,20 @@ private:
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bool instrumentLoadOrStore(Instruction *I, const DataLayout &DL);
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bool instrumentMemIntrinsic(MemIntrinsic *MI);
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bool instrumentGetElementPtr(Instruction *I, Module &M);
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bool insertCounterUpdate(Instruction *I, StructType *StructTy,
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unsigned CounterIdx);
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unsigned getFieldCounterIdx(StructType *StructTy) {
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return 0;
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}
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unsigned getArrayCounterIdx(StructType *StructTy) {
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return StructTy->getNumElements();
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}
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unsigned getStructCounterSize(StructType *StructTy) {
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// The struct counter array includes:
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// - one counter for each struct field,
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// - one counter for the struct access within an array.
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return (StructTy->getNumElements()/*field*/ + 1/*array*/);
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}
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bool shouldIgnoreMemoryAccess(Instruction *I);
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int getMemoryAccessFuncIndex(Value *Addr, const DataLayout &DL);
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Value *appToShadow(Value *Shadow, IRBuilder<> &IRB);
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@ -317,12 +331,13 @@ GlobalVariable *EfficiencySanitizer::createCacheFragInfoGV(
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// u32 NumFields;
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// u32 *FieldOffsets;
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// u32 *FieldSize;
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// u64 *FieldCounters;
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// const char **FieldTypeNames;
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// u64 *FieldCounters;
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// u64 *ArrayCounter;
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// };
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auto *StructInfoTy =
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StructType::get(Int8PtrTy, Int32Ty, Int32Ty, Int32PtrTy, Int32PtrTy,
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Int64PtrTy, Int8PtrPtrTy, nullptr);
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Int8PtrPtrTy, Int64PtrTy, Int64PtrTy, nullptr);
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auto *StructInfoPtrTy = StructInfoTy->getPointerTo();
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// This structure should be kept consistent with the CacheFragInfo struct
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// in the runtime library.
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@ -351,11 +366,12 @@ GlobalVariable *EfficiencySanitizer::createCacheFragInfoGV(
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GlobalVariable *StructCounterName = createPrivateGlobalForString(
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M, CounterNameStr, /*AllowMerging*/true);
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// FieldCounters.
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// Counters.
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// We create the counter array with StructCounterName and weak linkage
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// so that the structs with the same name and layout from different
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// compilation units will be merged into one.
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auto *CounterArrayTy = ArrayType::get(Int64Ty, StructTy->getNumElements());
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auto *CounterArrayTy = ArrayType::get(Int64Ty,
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getStructCounterSize(StructTy));
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GlobalVariable *Counters =
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new GlobalVariable(M, CounterArrayTy, false,
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GlobalVariable::WeakAnyLinkage,
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@ -403,6 +419,14 @@ GlobalVariable *EfficiencySanitizer::createCacheFragInfoGV(
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Offsets->setInitializer(ConstantArray::get(OffsetArrayTy, OffsetVec));
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Size->setInitializer(ConstantArray::get(SizeArrayTy, SizeVec));
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Constant *FieldCounterIdx[2];
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FieldCounterIdx[0] = ConstantInt::get(Int32Ty, 0);
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FieldCounterIdx[1] = ConstantInt::get(Int32Ty,
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getFieldCounterIdx(StructTy));
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Constant *ArrayCounterIdx[2];
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ArrayCounterIdx[0] = ConstantInt::get(Int32Ty, 0);
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ArrayCounterIdx[1] = ConstantInt::get(Int32Ty,
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getArrayCounterIdx(StructTy));
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Initializers.push_back(
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ConstantStruct::get(
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StructInfoTy,
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@ -411,8 +435,11 @@ GlobalVariable *EfficiencySanitizer::createCacheFragInfoGV(
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ConstantInt::get(Int32Ty, StructTy->getNumElements()),
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ConstantExpr::getPointerCast(Offsets, Int32PtrTy),
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ConstantExpr::getPointerCast(Size, Int32PtrTy),
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ConstantExpr::getPointerCast(Counters, Int64PtrTy),
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ConstantExpr::getPointerCast(TypeNames, Int8PtrPtrTy),
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ConstantExpr::getGetElementPtr(CounterArrayTy, Counters,
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FieldCounterIdx),
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ConstantExpr::getGetElementPtr(CounterArrayTy, Counters,
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ArrayCounterIdx),
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nullptr));
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}
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// Structs.
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@ -689,40 +716,41 @@ bool EfficiencySanitizer::instrumentGetElementPtr(Instruction *I, Module &M) {
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return false;
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}
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Type *SourceTy = GepInst->getSourceElementType();
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StructType *StructTy;
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ConstantInt *Idx;
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// Check if GEP calculates address from a struct array.
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if (isa<StructType>(SourceTy)) {
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StructTy = cast<StructType>(SourceTy);
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Idx = dyn_cast<ConstantInt>(GepInst->getOperand(1));
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if ((Idx == nullptr || Idx->getSExtValue() != 0) &&
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!shouldIgnoreStructType(StructTy) && StructTyMap.count(StructTy) != 0)
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Res |= insertCounterUpdate(I, StructTy, getArrayCounterIdx(StructTy));
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}
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// Iterate all (except the first and the last) idx within each GEP instruction
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// for possible nested struct field address calculation.
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for (unsigned i = 1; i < GepInst->getNumIndices(); ++i) {
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SmallVector<Value *, 8> IdxVec(GepInst->idx_begin(),
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GepInst->idx_begin() + i);
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StructType *StructTy = dyn_cast<StructType>(
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GetElementPtrInst::getIndexedType(SourceTy, IdxVec));
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if (StructTy == nullptr || shouldIgnoreStructType(StructTy) ||
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StructTyMap.count(StructTy) == 0)
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continue;
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// Get the StructTy's subfield index.
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ConstantInt *Idx = dyn_cast<ConstantInt>(GepInst->getOperand(i+1));
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if (Idx == nullptr || Idx->getZExtValue() > StructTy->getNumElements())
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continue;
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GlobalVariable *CounterArray = StructTyMap[StructTy];
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if (CounterArray == nullptr)
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return false;
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IRBuilder<> IRB(I);
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Constant *Indices[2];
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// Xref http://llvm.org/docs/LangRef.html#i-getelementptr and
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// http://llvm.org/docs/GetElementPtr.html.
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// The first index of the GEP instruction steps through the first operand,
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// i.e., the array itself.
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Indices[0] = ConstantInt::get(IRB.getInt32Ty(), 0);
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// The second index is the index within the array.
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Indices[1] = ConstantInt::get(IRB.getInt32Ty(), Idx->getZExtValue());
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Constant *Counter =
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ConstantExpr::getGetElementPtr(
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ArrayType::get(IRB.getInt64Ty(), StructTy->getNumElements()),
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CounterArray, Indices);
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Value *Load = IRB.CreateLoad(Counter);
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IRB.CreateStore(IRB.CreateAdd(Load, ConstantInt::get(IRB.getInt64Ty(), 1)),
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Counter);
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Res = true;
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Type *Ty = GetElementPtrInst::getIndexedType(SourceTy, IdxVec);
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unsigned CounterIdx = 0;
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if (isa<ArrayType>(Ty)) {
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ArrayType *ArrayTy = cast<ArrayType>(Ty);
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StructTy = dyn_cast<StructType>(ArrayTy->getElementType());
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if (shouldIgnoreStructType(StructTy) || StructTyMap.count(StructTy) == 0)
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continue;
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// The last counter for struct array access.
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CounterIdx = getArrayCounterIdx(StructTy);
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} else if (isa<StructType>(Ty)) {
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StructTy = cast<StructType>(Ty);
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if (shouldIgnoreStructType(StructTy) || StructTyMap.count(StructTy) == 0)
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continue;
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// Get the StructTy's subfield index.
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Idx = cast<ConstantInt>(GepInst->getOperand(i+1));
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assert(Idx->getSExtValue() >= 0 &&
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Idx->getSExtValue() < StructTy->getNumElements());
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CounterIdx = getFieldCounterIdx(StructTy) + Idx->getSExtValue();
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}
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Res |= insertCounterUpdate(I, StructTy, CounterIdx);
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}
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if (Res)
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++NumInstrumentedGEPs;
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@ -731,6 +759,31 @@ bool EfficiencySanitizer::instrumentGetElementPtr(Instruction *I, Module &M) {
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return Res;
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}
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bool EfficiencySanitizer::insertCounterUpdate(Instruction *I,
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StructType *StructTy,
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unsigned CounterIdx) {
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GlobalVariable *CounterArray = StructTyMap[StructTy];
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if (CounterArray == nullptr)
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return false;
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IRBuilder<> IRB(I);
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Constant *Indices[2];
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// Xref http://llvm.org/docs/LangRef.html#i-getelementptr and
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// http://llvm.org/docs/GetElementPtr.html.
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// The first index of the GEP instruction steps through the first operand,
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// i.e., the array itself.
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Indices[0] = ConstantInt::get(IRB.getInt32Ty(), 0);
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// The second index is the index within the array.
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Indices[1] = ConstantInt::get(IRB.getInt32Ty(), CounterIdx);
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Constant *Counter =
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ConstantExpr::getGetElementPtr(
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ArrayType::get(IRB.getInt64Ty(), getStructCounterSize(StructTy)),
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CounterArray, Indices);
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Value *Load = IRB.CreateLoad(Counter);
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IRB.CreateStore(IRB.CreateAdd(Load, ConstantInt::get(IRB.getInt64Ty(), 1)),
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Counter);
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return true;
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}
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int EfficiencySanitizer::getMemoryAccessFuncIndex(Value *Addr,
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const DataLayout &DL) {
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Type *OrigPtrTy = Addr->getType();
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@ -10,20 +10,20 @@
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; CHECK: @0 = private unnamed_addr constant [8 x i8] c"<stdin>\00", align 1
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; CHECK-NEXT: @1 = private unnamed_addr constant [17 x i8] c"struct.A#2#11#11\00", align 1
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; CHECK-NEXT: @"struct.A#2#11#11" = weak global [2 x i64] zeroinitializer
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; CHECK-NEXT: @"struct.A#2#11#11" = weak global [3 x i64] zeroinitializer
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; CHECK-NEXT: @2 = internal constant [2 x i8*] [i8* getelementptr inbounds ([4 x i8], [4 x i8]* @5, i32 0, i32 0), i8* getelementptr inbounds ([4 x i8], [4 x i8]* @6, i32 0, i32 0)]
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; CHECK-NEXT: @3 = internal constant [2 x i32] [i32 0, i32 4]
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; CHECK-NEXT: @4 = internal constant [2 x i32] [i32 4, i32 4]
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; CHECK-NEXT: @5 = private unnamed_addr constant [4 x i8] c"i32\00", align 1
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; CHECK-NEXT: @6 = private unnamed_addr constant [4 x i8] c"i32\00", align 1
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; CHECK-NEXT: @7 = private unnamed_addr constant [12 x i8] c"union.U#1#3\00", align 1
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; CHECK-NEXT: @"union.U#1#3" = weak global [1 x i64] zeroinitializer
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; CHECK-NEXT: @"union.U#1#3" = weak global [2 x i64] zeroinitializer
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; CHECK-NEXT: @8 = internal constant [1 x i8*] [i8* getelementptr inbounds ([7 x i8], [7 x i8]* @11, i32 0, i32 0)]
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; CHECK-NEXT: @9 = internal constant [1 x i32] zeroinitializer
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; CHECK-NEXT: @10 = internal constant [1 x i32] [i32 8]
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; CHECK-NEXT: @11 = private unnamed_addr constant [7 x i8] c"double\00", align 1
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; CHECK-NEXT: @12 = private unnamed_addr constant [20 x i8] c"struct.C#3#14#13#13\00", align 1
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; CHECK-NEXT: @"struct.C#3#14#13#13" = weak global [3 x i64] zeroinitializer
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; CHECK-NEXT: @"struct.C#3#14#13#13" = weak global [4 x i64] zeroinitializer
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; CHECK-NEXT: @13 = internal constant [3 x i8*] [i8* getelementptr inbounds ([33 x i8], [33 x i8]* @16, i32 0, i32 0), i8* getelementptr inbounds ([30 x i8], [30 x i8]* @17, i32 0, i32 0), i8* getelementptr inbounds ([10 x i8], [10 x i8]* @18, i32 0, i32 0)]
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; CHECK-NEXT: @14 = internal constant [3 x i32] [i32 0, i32 8, i32 16]
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; CHECK-NEXT: @15 = internal constant [3 x i32] [i32 8, i32 8, i32 10]
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@ -31,20 +31,20 @@
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; CHECK-NEXT: @17 = private unnamed_addr constant [30 x i8] c"%union.anon = type { double }\00", align 1
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; CHECK-NEXT: @18 = private unnamed_addr constant [10 x i8] c"[10 x i8]\00", align 1
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; CHECK-NEXT: @19 = private unnamed_addr constant [20 x i8] c"struct.anon#2#11#11\00", align 1
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; CHECK-NEXT: @"struct.anon#2#11#11" = weak global [2 x i64] zeroinitializer
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; CHECK-NEXT: @"struct.anon#2#11#11" = weak global [3 x i64] zeroinitializer
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; CHECK-NEXT: @20 = internal constant [2 x i8*] [i8* getelementptr inbounds ([4 x i8], [4 x i8]* @23, i32 0, i32 0), i8* getelementptr inbounds ([4 x i8], [4 x i8]* @24, i32 0, i32 0)]
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; CHECK-NEXT: @21 = internal constant [2 x i32] [i32 0, i32 4]
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; CHECK-NEXT: @22 = internal constant [2 x i32] [i32 4, i32 4]
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; CHECK-NEXT: @23 = private unnamed_addr constant [4 x i8] c"i32\00", align 1
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; CHECK-NEXT: @24 = private unnamed_addr constant [4 x i8] c"i32\00", align 1
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; CHECK-NEXT: @25 = private unnamed_addr constant [15 x i8] c"union.anon#1#3\00", align 1
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; CHECK-NEXT: @"union.anon#1#3" = weak global [1 x i64] zeroinitializer
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; CHECK-NEXT: @"union.anon#1#3" = weak global [2 x i64] zeroinitializer
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; CHECK-NEXT: @26 = internal constant [1 x i8*] [i8* getelementptr inbounds ([7 x i8], [7 x i8]* @29, i32 0, i32 0)]
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; CHECK-NEXT: @27 = internal constant [1 x i32] zeroinitializer
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; CHECK-NEXT: @28 = internal constant [1 x i32] [i32 8]
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; CHECK-NEXT: @29 = private unnamed_addr constant [7 x i8] c"double\00", align 1
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; CHECK-NEXT: @30 = internal global [5 x { i8*, i32, i32, i32*, i32*, i64*, i8** }] [{ i8*, i32, i32, i32*, i32*, i64*, i8** } { i8* getelementptr inbounds ([17 x i8], [17 x i8]* @1, i32 0, i32 0), i32 8, i32 2, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @3, i32 0, i32 0), i32* getelementptr inbounds ([2 x i32], [2 x i32]* @4, i32 0, i32 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.A#2#11#11", i32 0, i32 0), i8** getelementptr inbounds ([2 x i8*], [2 x i8*]* @2, i32 0, i32 0) }, { i8*, i32, i32, i32*, i32*, i64*, i8** } { i8* getelementptr inbounds ([12 x i8], [12 x i8]* @7, i32 0, i32 0), i32 8, i32 1, i32* getelementptr inbounds ([1 x i32], [1 x i32]* @9, i32 0, i32 0), i32* getelementptr inbounds ([1 x i32], [1 x i32]* @10, i32 0, i32 0), i64* getelementptr inbounds ([1 x i64], [1 x i64]* @"union.U#1#3", i32 0, i32 0), i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @8, i32 0, i32 0) }, { i8*, i32, i32, i32*, i32*, i64*, i8** } { i8* getelementptr inbounds ([20 x i8], [20 x i8]* @12, i32 0, i32 0), i32 32, i32 3, i32* getelementptr inbounds ([3 x i32], [3 x i32]* @14, i32 0, i32 0), i32* getelementptr inbounds ([3 x i32], [3 x i32]* @15, i32 0, i32 0), i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0), i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @13, i32 0, i32 0) }, { i8*, i32, i32, i32*, i32*, i64*, i8** } { i8* getelementptr inbounds ([20 x i8], [20 x i8]* @19, i32 0, i32 0), i32 8, i32 2, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @21, i32 0, i32 0), i32* getelementptr inbounds ([2 x i32], [2 x i32]* @22, i32 0, i32 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.anon#2#11#11", i32 0, i32 0), i8** getelementptr inbounds ([2 x i8*], [2 x i8*]* @20, i32 0, i32 0) }, { i8*, i32, i32, i32*, i32*, i64*, i8** } { i8* getelementptr inbounds ([15 x i8], [15 x i8]* @25, i32 0, i32 0), i32 8, i32 1, i32* getelementptr inbounds ([1 x i32], [1 x i32]* @27, i32 0, i32 0), i32* getelementptr inbounds ([1 x i32], [1 x i32]* @28, i32 0, i32 0), i64* getelementptr inbounds ([1 x i64], [1 x i64]* @"union.anon#1#3", i32 0, i32 0), i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @26, i32 0, i32 0) }]
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; CHECK-NEXT: @31 = internal constant { i8*, i32, { i8*, i32, i32, i32*, i32*, i64*, i8** }* } { i8* getelementptr inbounds ([8 x i8], [8 x i8]* @0, i32 0, i32 0), i32 5, { i8*, i32, i32, i32*, i32*, i64*, i8** }* getelementptr inbounds ([5 x { i8*, i32, i32, i32*, i32*, i64*, i8** }], [5 x { i8*, i32, i32, i32*, i32*, i64*, i8** }]* @30, i32 0, i32 0) }
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; CHECK-NEXT: @30 = internal global [5 x { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }] [{ i8*, i32, i32, i32*, i32*, i8**, i64*, i64* } { i8* getelementptr inbounds ([17 x i8], [17 x i8]* @1, i32 0, i32 0), i32 8, i32 2, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @3, i32 0, i32 0), i32* getelementptr inbounds ([2 x i32], [2 x i32]* @4, i32 0, i32 0), i8** getelementptr inbounds ([2 x i8*], [2 x i8*]* @2, i32 0, i32 0), i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.A#2#11#11", i32 0, i32 0), i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.A#2#11#11", i32 0, i32 2) }, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* } { i8* getelementptr inbounds ([12 x i8], [12 x i8]* @7, i32 0, i32 0), i32 8, i32 1, i32* getelementptr inbounds ([1 x i32], [1 x i32]* @9, i32 0, i32 0), i32* getelementptr inbounds ([1 x i32], [1 x i32]* @10, i32 0, i32 0), i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @8, i32 0, i32 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"union.U#1#3", i32 0, i32 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"union.U#1#3", i32 0, i32 1) }, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* } { i8* getelementptr inbounds ([20 x i8], [20 x i8]* @12, i32 0, i32 0), i32 32, i32 3, i32* getelementptr inbounds ([3 x i32], [3 x i32]* @14, i32 0, i32 0), i32* getelementptr inbounds ([3 x i32], [3 x i32]* @15, i32 0, i32 0), i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @13, i32 0, i32 0), i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0), i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3) }, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* } { i8* getelementptr inbounds ([20 x i8], [20 x i8]* @19, i32 0, i32 0), i32 8, i32 2, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @21, i32 0, i32 0), i32* getelementptr inbounds ([2 x i32], [2 x i32]* @22, i32 0, i32 0), i8** getelementptr inbounds ([2 x i8*], [2 x i8*]* @20, i32 0, i32 0), i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.anon#2#11#11", i32 0, i32 0), i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.anon#2#11#11", i32 0, i32 2) }, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* } { i8* getelementptr inbounds ([15 x i8], [15 x i8]* @25, i32 0, i32 0), i32 8, i32 1, i32* getelementptr inbounds ([1 x i32], [1 x i32]* @27, i32 0, i32 0), i32* getelementptr inbounds ([1 x i32], [1 x i32]* @28, i32 0, i32 0), i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @26, i32 0, i32 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"union.anon#1#3", i32 0, i32 0), i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"union.anon#1#3", i32 0, i32 1) }]
|
||||
; CHECK-NEXT: @31 = internal constant { i8*, i32, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }* } { i8* getelementptr inbounds ([8 x i8], [8 x i8]* @0, i32 0, i32 0), i32 5, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }* getelementptr inbounds ([5 x { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }], [5 x { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }]* @30, i32 0, i32 0) }
|
||||
|
||||
define i32 @main() {
|
||||
entry:
|
||||
@ -83,50 +83,65 @@ entry:
|
||||
; CHECK-NEXT: %u = alloca %union.U, align 8
|
||||
; CHECK-NEXT: %c = alloca [2 x %struct.C], align 16
|
||||
; CHECK-NEXT: %k = alloca %struct.A*, align 8
|
||||
; CHECK-NEXT: %0 = load i64, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.A#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: %0 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.A#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: %1 = add i64 %0, 1
|
||||
; CHECK-NEXT: store i64 %1, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.A#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: store i64 %1, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.A#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: %x = getelementptr inbounds %struct.A, %struct.A* %a, i32 0, i32 0
|
||||
; CHECK-NEXT: %2 = load i64, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.A#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %2 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.A#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %3 = add i64 %2, 1
|
||||
; CHECK-NEXT: store i64 %3, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.A#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: store i64 %3, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.A#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %y = getelementptr inbounds %struct.A, %struct.A* %a, i32 0, i32 1
|
||||
; CHECK-NEXT: %f = bitcast %union.U* %u to float*
|
||||
; CHECK-NEXT: %d = bitcast %union.U* %u to double*
|
||||
; CHECK-NEXT: %arrayidx = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 0
|
||||
; CHECK-NEXT: %4 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %4 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %5 = add i64 %4, 1
|
||||
; CHECK-NEXT: store i64 %5, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %cs = getelementptr inbounds %struct.C, %struct.C* %arrayidx, i32 0, i32 0
|
||||
; CHECK-NEXT: %6 = load i64, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.anon#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: store i64 %5, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %arrayidx = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 0
|
||||
; CHECK-NEXT: %6 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %7 = add i64 %6, 1
|
||||
; CHECK-NEXT: store i64 %7, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.anon#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: %x1 = getelementptr inbounds %struct.anon, %struct.anon* %cs, i32 0, i32 0
|
||||
; CHECK-NEXT: %arrayidx2 = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 1
|
||||
; CHECK-NEXT: %8 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: store i64 %7, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %cs = getelementptr inbounds %struct.C, %struct.C* %arrayidx, i32 0, i32 0
|
||||
; CHECK-NEXT: %8 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.anon#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: %9 = add i64 %8, 1
|
||||
; CHECK-NEXT: store i64 %9, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %cs3 = getelementptr inbounds %struct.C, %struct.C* %arrayidx2, i32 0, i32 0
|
||||
; CHECK-NEXT: %10 = load i64, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.anon#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: store i64 %9, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.anon#2#11#11", i32 0, i32 0)
|
||||
; CHECK-NEXT: %x1 = getelementptr inbounds %struct.anon, %struct.anon* %cs, i32 0, i32 0
|
||||
; CHECK-NEXT: %10 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %11 = add i64 %10, 1
|
||||
; CHECK-NEXT: store i64 %11, i64* getelementptr inbounds ([2 x i64], [2 x i64]* @"struct.anon#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %y4 = getelementptr inbounds %struct.anon, %struct.anon* %cs3, i32 0, i32 1
|
||||
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 0
|
||||
; CHECK-NEXT: %12 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: store i64 %11, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %arrayidx2 = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 1
|
||||
; CHECK-NEXT: %12 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %13 = add i64 %12, 1
|
||||
; CHECK-NEXT: store i64 %13, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: store i64 %13, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 0)
|
||||
; CHECK-NEXT: %cs3 = getelementptr inbounds %struct.C, %struct.C* %arrayidx2, i32 0, i32 0
|
||||
; CHECK-NEXT: %14 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.anon#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %15 = add i64 %14, 1
|
||||
; CHECK-NEXT: store i64 %15, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.anon#2#11#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %y4 = getelementptr inbounds %struct.anon, %struct.anon* %cs3, i32 0, i32 1
|
||||
; CHECK-NEXT: %16 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %17 = add i64 %16, 1
|
||||
; CHECK-NEXT: store i64 %17, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %arrayidx5 = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 0
|
||||
; CHECK-NEXT: %18 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: %19 = add i64 %18, 1
|
||||
; CHECK-NEXT: store i64 %19, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: %cu = getelementptr inbounds %struct.C, %struct.C* %arrayidx5, i32 0, i32 1
|
||||
; CHECK-NEXT: %f6 = bitcast %union.anon* %cu to float*
|
||||
; CHECK-NEXT: %20 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %21 = add i64 %20, 1
|
||||
; CHECK-NEXT: store i64 %21, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %arrayidx7 = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 1
|
||||
; CHECK-NEXT: %14 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: %15 = add i64 %14, 1
|
||||
; CHECK-NEXT: store i64 %15, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: %22 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: %23 = add i64 %22, 1
|
||||
; CHECK-NEXT: store i64 %23, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 1)
|
||||
; CHECK-NEXT: %cu8 = getelementptr inbounds %struct.C, %struct.C* %arrayidx7, i32 0, i32 1
|
||||
; CHECK-NEXT: %d9 = bitcast %union.anon* %cu8 to double*
|
||||
; CHECK-NEXT: %24 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %25 = add i64 %24, 1
|
||||
; CHECK-NEXT: store i64 %25, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 3)
|
||||
; CHECK-NEXT: %arrayidx10 = getelementptr inbounds [2 x %struct.C], [2 x %struct.C]* %c, i64 0, i64 0
|
||||
; CHECK-NEXT: %16 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 2)
|
||||
; CHECK-NEXT: %17 = add i64 %16, 1
|
||||
; CHECK-NEXT: store i64 %17, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.C#3#14#13#13", i32 0, i32 2)
|
||||
; CHECK-NEXT: %26 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 2)
|
||||
; CHECK-NEXT: %27 = add i64 %26, 1
|
||||
; CHECK-NEXT: store i64 %27, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.C#3#14#13#13", i32 0, i32 2)
|
||||
; CHECK-NEXT: %c11 = getelementptr inbounds %struct.C, %struct.C* %arrayidx10, i32 0, i32 2
|
||||
; CHECK-NEXT: %arrayidx12 = getelementptr inbounds [10 x i8], [10 x i8]* %c11, i64 0, i64 2
|
||||
; CHECK-NEXT: %k1 = load %struct.A*, %struct.A** %k, align 8
|
||||
@ -137,6 +152,6 @@ entry:
|
||||
; Top-level:
|
||||
|
||||
; CHECK: define internal void @esan.module_ctor()
|
||||
; CHECK: call void @__esan_init(i32 1, i8* bitcast ({ i8*, i32, { i8*, i32, i32, i32*, i32*, i64*, i8** }* }* @31 to i8*))
|
||||
; CHECK: call void @__esan_init(i32 1, i8* bitcast ({ i8*, i32, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }* }* @31 to i8*))
|
||||
; CHECK: define internal void @esan.module_dtor()
|
||||
; CHECK: call void @__esan_exit(i8* bitcast ({ i8*, i32, { i8*, i32, i32, i32*, i32*, i64*, i8** }* }* @31 to i8*))
|
||||
; CHECK: call void @__esan_exit(i8* bitcast ({ i8*, i32, { i8*, i32, i32, i32*, i32*, i8**, i64*, i64* }* }* @31 to i8*))
|
||||
|
||||
@ -28,11 +28,14 @@ entry:
|
||||
ret i32* %arrayidx
|
||||
}
|
||||
|
||||
; CHECK: %0 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.ST#3#13#3#11", i32 0, i32 2)
|
||||
; CHECK: %0 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.ST#3#13#3#11", i32 0, i32 3)
|
||||
; CHECK-NEXT: %1 = add i64 %0, 1
|
||||
; CHECK-NEXT: store i64 %1, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.ST#3#13#3#11", i32 0, i32 2)
|
||||
; CHECK-NEXT: %2 = load i64, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.RT#3#11#14#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: store i64 %1, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.ST#3#13#3#11", i32 0, i32 3)
|
||||
; CHECK-NEXT: %2 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.ST#3#13#3#11", i32 0, i32 2)
|
||||
; CHECK-NEXT: %3 = add i64 %2, 1
|
||||
; CHECK-NEXT: store i64 %3, i64* getelementptr inbounds ([3 x i64], [3 x i64]* @"struct.RT#3#11#14#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: store i64 %3, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.ST#3#13#3#11", i32 0, i32 2)
|
||||
; CHECK-NEXT: %4 = load i64, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.RT#3#11#14#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %5 = add i64 %4, 1
|
||||
; CHECK-NEXT: store i64 %5, i64* getelementptr inbounds ([4 x i64], [4 x i64]* @"struct.RT#3#11#14#11", i32 0, i32 1)
|
||||
; CHECK-NEXT: %arrayidx = getelementptr inbounds %struct.ST, %struct.ST* %s, i64 1, i32 2, i32 1, i64 5, i64 13
|
||||
; CHECK-NEXT: ret i32* %arrayidx
|
||||
|
||||
Loading…
Reference in New Issue
Block a user