1//===--- SanitizerMetadata.h - Metadata for sanitizers ----------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// Class which emits metadata consumed by sanitizer instrumentation passes.
11//
12//===----------------------------------------------------------------------===//
13#ifndef LLVM_CLANG_LIB_CODEGEN_SANITIZERMETADATA_H
14#define LLVM_CLANG_LIB_CODEGEN_SANITIZERMETADATA_H
15
16#include "clang/AST/Type.h"
17#include "clang/Basic/LLVM.h"
18#include "clang/Basic/SourceLocation.h"
19
20namespace llvm {
21class GlobalVariable;
22class Instruction;
23class MDNode;
24}
25
26namespace clang {
27class VarDecl;
28
29namespace CodeGen {
30
31class CodeGenModule;
32
33class SanitizerMetadata {
34  SanitizerMetadata(const SanitizerMetadata &) = delete;
35  void operator=(const SanitizerMetadata &) = delete;
36
37  CodeGenModule &CGM;
38public:
39  SanitizerMetadata(CodeGenModule &CGM);
40  void reportGlobalToASan(llvm::GlobalVariable *GV, const VarDecl &D,
41                          bool IsDynInit = false);
42  void reportGlobalToASan(llvm::GlobalVariable *GV, SourceLocation Loc,
43                          StringRef Name, QualType Ty, bool IsDynInit = false,
44                          bool IsBlacklisted = false);
45  void disableSanitizerForGlobal(llvm::GlobalVariable *GV);
46  void disableSanitizerForInstruction(llvm::Instruction *I);
47private:
48  llvm::MDNode *getLocationMetadata(SourceLocation Loc);
49};
50}  // end namespace CodeGen
51}  // end namespace clang
52
53#endif
54