73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
//===------- Definition of the SanitizerBinaryMetadata 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 the SanitizerBinaryMetadata pass.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_SANITIZERBINARYMETADATA_H
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#define LLVM_TRANSFORMS_INSTRUMENTATION_SANITIZERBINARYMETADATA_H
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/IntrusiveRefCntPtr.h"
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#include "llvm/IR/Function.h"
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#include "llvm/IR/Module.h"
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#include "llvm/IR/PassManager.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Transforms/Utils/Instrumentation.h"
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namespace llvm {
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namespace vfs {
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class FileSystem;
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} // namespace vfs
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struct SanitizerBinaryMetadataOptions {
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bool Covered = false;
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bool Atomics = false;
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bool UAR = false;
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SanitizerBinaryMetadataOptions() = default;
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};
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inline constexpr int kSanitizerBinaryMetadataAtomicsBit = 0;
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inline constexpr int kSanitizerBinaryMetadataUARBit = 1;
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inline constexpr int kSanitizerBinaryMetadataUARHasSizeBit = 2;
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inline constexpr uint64_t kSanitizerBinaryMetadataAtomics =
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1 << kSanitizerBinaryMetadataAtomicsBit;
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inline constexpr uint64_t kSanitizerBinaryMetadataUAR =
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1 << kSanitizerBinaryMetadataUARBit;
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inline constexpr uint64_t kSanitizerBinaryMetadataUARHasSize =
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1 << kSanitizerBinaryMetadataUARHasSizeBit;
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inline constexpr char kSanitizerBinaryMetadataCoveredSection[] =
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"sanmd_covered";
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inline constexpr char kSanitizerBinaryMetadataAtomicsSection[] =
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"sanmd_atomics";
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/// Public interface to the SanitizerBinaryMetadata module pass for emitting
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/// metadata for binary analysis sanitizers.
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//
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/// The pass should be inserted after optimizations.
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class SanitizerBinaryMetadataPass
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: public RequiredPassInfoMixin<SanitizerBinaryMetadataPass> {
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public:
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LLVM_ABI explicit SanitizerBinaryMetadataPass(
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SanitizerBinaryMetadataOptions Opts = {},
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IntrusiveRefCntPtr<vfs::FileSystem> VFS = nullptr,
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ArrayRef<std::string> IgnorelistFiles = {});
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LLVM_ABI PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
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private:
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const SanitizerBinaryMetadataOptions Options;
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IntrusiveRefCntPtr<vfs::FileSystem> VFS;
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const ArrayRef<std::string> IgnorelistFiles;
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};
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} // namespace llvm
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#endif
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