| 1 | //===--- SanitizerArgs.h - Arguments for sanitizer tools -------*- 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 | #ifndef LLVM_CLANG_DRIVER_SANITIZERARGS_H |
| 9 | #define LLVM_CLANG_DRIVER_SANITIZERARGS_H |
| 10 | |
| 11 | #include "clang/Basic/Sanitizers.h" |
| 12 | #include "clang/Driver/Types.h" |
| 13 | #include "llvm/Option/Arg.h" |
| 14 | #include "llvm/Option/ArgList.h" |
| 15 | #include <string> |
| 16 | #include <vector> |
| 17 | |
| 18 | namespace clang { |
| 19 | namespace driver { |
| 20 | |
| 21 | class ToolChain; |
| 22 | |
| 23 | class SanitizerArgs { |
| 24 | SanitizerSet Sanitizers; |
| 25 | SanitizerSet RecoverableSanitizers; |
| 26 | SanitizerSet TrapSanitizers; |
| 27 | |
| 28 | std::vector<std::string> BlacklistFiles; |
| 29 | std::vector<std::string> ExtraDeps; |
| 30 | int CoverageFeatures = 0; |
| 31 | int MsanTrackOrigins = 0; |
| 32 | bool MsanUseAfterDtor = true; |
| 33 | bool CfiCrossDso = false; |
| 34 | bool CfiICallGeneralizePointers = false; |
| 35 | int AsanFieldPadding = 0; |
| 36 | bool = false; |
| 37 | bool AsanUseAfterScope = true; |
| 38 | bool AsanPoisonCustomArrayCookie = false; |
| 39 | bool AsanGlobalsDeadStripping = false; |
| 40 | bool AsanUseOdrIndicator = false; |
| 41 | std::string HwasanAbi; |
| 42 | bool LinkCXXRuntimes = false; |
| 43 | bool NeedPIE = false; |
| 44 | bool SafeStackRuntime = false; |
| 45 | bool Stats = false; |
| 46 | bool TsanMemoryAccess = true; |
| 47 | bool TsanFuncEntryExit = true; |
| 48 | bool TsanAtomics = true; |
| 49 | bool MinimalRuntime = false; |
| 50 | // True if cross-dso CFI support if provided by the system (i.e. Android). |
| 51 | bool ImplicitCfiRuntime = false; |
| 52 | |
| 53 | public: |
| 54 | /// Parses the sanitizer arguments from an argument list. |
| 55 | SanitizerArgs(const ToolChain &TC, const llvm::opt::ArgList &Args); |
| 56 | |
| 57 | bool () const { return SharedRuntime; } |
| 58 | |
| 59 | bool needsAsanRt() const { return Sanitizers.has(SanitizerKind::Address); } |
| 60 | bool needsHwasanRt() const { return Sanitizers.has(SanitizerKind::HWAddress); } |
| 61 | bool needsTsanRt() const { return Sanitizers.has(SanitizerKind::Thread); } |
| 62 | bool needsMsanRt() const { return Sanitizers.has(SanitizerKind::Memory); } |
| 63 | bool needsFuzzer() const { return Sanitizers.has(SanitizerKind::Fuzzer); } |
| 64 | bool needsLsanRt() const { |
| 65 | return Sanitizers.has(SanitizerKind::Leak) && |
| 66 | !Sanitizers.has(SanitizerKind::Address) && |
| 67 | !Sanitizers.has(SanitizerKind::HWAddress); |
| 68 | } |
| 69 | bool needsUbsanRt() const; |
| 70 | bool requiresMinimalRuntime() const { return MinimalRuntime; } |
| 71 | bool needsDfsanRt() const { return Sanitizers.has(SanitizerKind::DataFlow); } |
| 72 | bool needsSafeStackRt() const { return SafeStackRuntime; } |
| 73 | bool needsCfiRt() const; |
| 74 | bool needsCfiDiagRt() const; |
| 75 | bool needsStatsRt() const { return Stats; } |
| 76 | bool needsScudoRt() const { return Sanitizers.has(SanitizerKind::Scudo); } |
| 77 | |
| 78 | bool requiresPIE() const; |
| 79 | bool needsUnwindTables() const; |
| 80 | bool needsLTO() const; |
| 81 | bool linkCXXRuntimes() const { return LinkCXXRuntimes; } |
| 82 | bool hasCrossDsoCfi() const { return CfiCrossDso; } |
| 83 | bool hasAnySanitizer() const { return !Sanitizers.empty(); } |
| 84 | void addArgs(const ToolChain &TC, const llvm::opt::ArgList &Args, |
| 85 | llvm::opt::ArgStringList &CmdArgs, types::ID InputType) const; |
| 86 | }; |
| 87 | |
| 88 | } // namespace driver |
| 89 | } // namespace clang |
| 90 | |
| 91 | #endif |
| 92 |