Coverage Report

Created: 2019-07-24 05:18

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/include/llvm/Transforms/Instrumentation/MemorySanitizer.h
Line
Count
Source
1
//===- Transforms/Instrumentation/MemorySanitizer.h - MSan Pass -----------===//
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
// This file defines the memoy sanitizer pass.
10
//
11
//===----------------------------------------------------------------------===//
12
13
#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_MEMORYSANITIZER_H
14
#define LLVM_TRANSFORMS_INSTRUMENTATION_MEMORYSANITIZER_H
15
16
#include "llvm/IR/PassManager.h"
17
#include "llvm/Pass.h"
18
19
namespace llvm {
20
21
struct MemorySanitizerOptions {
22
146
  MemorySanitizerOptions() = default;
23
  MemorySanitizerOptions(int TrackOrigins, bool Recover, bool Kernel)
24
21
      : TrackOrigins(TrackOrigins), Recover(Recover), Kernel(Kernel) {}
25
  int TrackOrigins = 0;
26
  bool Recover = false;
27
  bool Kernel = false;
28
};
29
30
// Insert MemorySanitizer instrumentation (detection of uninitialized reads)
31
FunctionPass *
32
createMemorySanitizerLegacyPassPass(MemorySanitizerOptions Options = {});
33
34
/// A function pass for msan instrumentation.
35
///
36
/// Instruments functions to detect unitialized reads. This function pass
37
/// inserts calls to runtime library functions. If the functions aren't declared
38
/// yet, the pass inserts the declarations. Otherwise the existing globals are
39
/// used.
40
struct MemorySanitizerPass : public PassInfoMixin<MemorySanitizerPass> {
41
76
  MemorySanitizerPass(MemorySanitizerOptions Options) : Options(Options) {}
42
43
  PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM);
44
45
private:
46
  MemorySanitizerOptions Options;
47
};
48
}
49
50
#endif /* LLVM_TRANSFORMS_INSTRUMENTATION_MEMORYSANITIZER_H */