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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===------- Definition of the SanitizerBinaryMetadata class ----*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This file declares the SanitizerBinaryMetadata pass. |
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| 10 | // |
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| 11 | //===----------------------------------------------------------------------===// |
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| 12 | #ifndef LLVM_TRANSFORMS_INSTRUMENTATION_SANITIZERBINARYMETADATA_H |
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| 13 | #define LLVM_TRANSFORMS_INSTRUMENTATION_SANITIZERBINARYMETADATA_H |
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| 14 | |||
| 15 | #include "llvm/IR/Function.h" |
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| 16 | #include "llvm/IR/Module.h" |
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| 17 | #include "llvm/IR/PassManager.h" |
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| 18 | #include "llvm/Transforms/Instrumentation.h" |
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| 19 | |||
| 20 | namespace llvm { |
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| 21 | |||
| 22 | struct SanitizerBinaryMetadataOptions { |
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| 23 | bool Covered = false; |
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| 24 | bool Atomics = false; |
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| 25 | bool UAR = false; |
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| 26 | SanitizerBinaryMetadataOptions() = default; |
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| 27 | }; |
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| 28 | |||
| 29 | inline constexpr int kSanitizerBinaryMetadataAtomicsBit = 0; |
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| 30 | inline constexpr int kSanitizerBinaryMetadataUARBit = 1; |
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| 31 | |||
| 32 | inline constexpr uint32_t kSanitizerBinaryMetadataNone = 0; |
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| 33 | inline constexpr uint32_t kSanitizerBinaryMetadataAtomics = |
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| 34 | 1 << kSanitizerBinaryMetadataAtomicsBit; |
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| 35 | inline constexpr uint32_t kSanitizerBinaryMetadataUAR = |
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| 36 | 1 << kSanitizerBinaryMetadataUARBit; |
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| 37 | |||
| 38 | inline constexpr char kSanitizerBinaryMetadataCoveredSection[] = |
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| 39 | "sanmd_covered"; |
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| 40 | inline constexpr char kSanitizerBinaryMetadataAtomicsSection[] = |
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| 41 | "sanmd_atomics"; |
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| 42 | |||
| 43 | /// Public interface to the SanitizerBinaryMetadata module pass for emitting |
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| 44 | /// metadata for binary analysis sanitizers. |
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| 45 | // |
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| 46 | /// The pass should be inserted after optimizations. |
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| 47 | class SanitizerBinaryMetadataPass |
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| 48 | : public PassInfoMixin<SanitizerBinaryMetadataPass> { |
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| 49 | public: |
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| 50 | explicit SanitizerBinaryMetadataPass( |
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| 51 | SanitizerBinaryMetadataOptions Opts = {}); |
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| 52 | PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM); |
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| 53 | static bool isRequired() { return true; } |
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| 54 | |||
| 55 | private: |
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| 56 | const SanitizerBinaryMetadataOptions Options; |
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| 57 | }; |
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| 58 | |||
| 59 | } // namespace llvm |
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| 60 | |||
| 61 | #endif |