6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
//===--------- Definition of the AddressSanitizer class ---------*- C++ -*-===//
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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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//
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// This file declares common infrastructure for AddressSanitizer and
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// HWAddressSanitizer.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_ADDRESSSANITIZERCOMMON_H
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#define LLVM_TRANSFORMS_INSTRUMENTATION_ADDRESSSANITIZERCOMMON_H
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#include "llvm/Analysis/CFG.h"
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#include "llvm/Analysis/PostDominators.h"
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#include "llvm/IR/Dominators.h"
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#include "llvm/IR/Instruction.h"
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#include "llvm/IR/IntrinsicInst.h"
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#include "llvm/IR/Module.h"
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namespace llvm {
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class InterestingMemoryOperand {
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public:
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Use *PtrUse;
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bool IsWrite;
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Type *OpType;
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TypeSize TypeStoreSize = TypeSize::getFixed(0);
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MaybeAlign Alignment;
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// The mask Value, if we're looking at a masked load/store.
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Value *MaybeMask;
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// The EVL Value, if we're looking at a vp intrinsic.
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Value *MaybeEVL;
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// The Stride Value, if we're looking at a strided load/store.
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Value *MaybeStride;
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InterestingMemoryOperand(Instruction *I, unsigned OperandNo, bool IsWrite,
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class Type *OpType, MaybeAlign Alignment,
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Value *MaybeMask = nullptr,
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Value *MaybeEVL = nullptr,
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Value *MaybeStride = nullptr)
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: IsWrite(IsWrite), OpType(OpType), Alignment(Alignment),
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MaybeMask(MaybeMask), MaybeEVL(MaybeEVL), MaybeStride(MaybeStride) {
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const DataLayout &DL = I->getDataLayout();
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TypeStoreSize = DL.getTypeStoreSizeInBits(OpType);
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PtrUse = &I->getOperandUse(OperandNo);
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}
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Instruction *getInsn() { return cast<Instruction>(PtrUse->getUser()); }
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Value *getPtr() { return PtrUse->get(); }
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};
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// Get AddressSanitizer parameters.
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void getAddressSanitizerParams(const Triple &TargetTriple, int LongSize,
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bool IsKasan, uint64_t *ShadowBase,
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int *MappingScale, bool *OrShadowOffset);
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} // namespace llvm
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#endif
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