clang/lib/CodeGen/SanitizerMetadata.h

   1 //===--- SanitizerMetadata.h - Metadata for sanitizers ----------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // Class which emits metadata consumed by sanitizer instrumentation passes.
  10 //
  11 //===----------------------------------------------------------------------===//
  12 #ifndef LLVM_CLANG_LIB_CODEGEN_SANITIZERMETADATA_H
  13 #define LLVM_CLANG_LIB_CODEGEN_SANITIZERMETADATA_H
  14
  15 #include "clang/AST/Type.h"
  16 #include "clang/Basic/LLVM.h"
  17 #include "clang/Basic/Sanitizers.h"
  18 #include "clang/Basic/SourceLocation.h"
  19
  20 namespace llvm {
  21 class GlobalVariable;
  22 class Instruction;
  23 } // namespace llvm
  24
  25 namespace clang {
  26 class VarDecl;
  27
  28 namespace CodeGen {
  29
  30 class CodeGenModule;
  31
  32 class SanitizerMetadata {
  33   SanitizerMetadata(const SanitizerMetadata &) = delete;
  34   void operator=(const SanitizerMetadata &) = delete;
  35
  36   CodeGenModule &CGM;
  37
  38 public:
  39   SanitizerMetadata(CodeGenModule &CGM);
  40   void reportGlobal(llvm::GlobalVariable *GV, const VarDecl &D,
  41                     bool IsDynInit = false);
  42   void reportGlobal(llvm::GlobalVariable *GV, SourceLocation Loc,
  43                     StringRef Name, QualType Ty = {},
  44                     SanitizerMask NoSanitizeAttrMask = {},
  45                     bool IsDynInit = false);
  46   void disableSanitizerForGlobal(llvm::GlobalVariable *GV);
  47   void disableSanitizerForInstruction(llvm::Instruction *I);
  48 };
  49 } // end namespace CodeGen
  50 } // end namespace clang
  51
  52 #endif