SanitizerCoverage.h revision 360784 
1//===--------- Definition of the SanitizerCoverage class --------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
6// See https://llvm.org/LICENSE.txt for license information.
7// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8//
9//===----------------------------------------------------------------------===//
10//
11// This file declares the SanitizerCoverage class which is a port of the legacy
12// SanitizerCoverage pass to use the new PassManager infrastructure.
13//
14//===----------------------------------------------------------------------===//
15
16#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_SANITIZERCOVERAGE_H
17#define LLVM_TRANSFORMS_INSTRUMENTATION_SANITIZERCOVERAGE_H
18
19#include "llvm/IR/Module.h"
20#include "llvm/IR/PassManager.h"
21#include "llvm/Transforms/Instrumentation.h"
22
23namespace llvm {
24
25/// This is the ModuleSanitizerCoverage pass used in the new pass manager. The
26/// pass instruments functions for coverage, adds initialization calls to the
27/// module for trace PC guards and 8bit counters if they are requested, and
28/// appends globals to llvm.compiler.used.
29class ModuleSanitizerCoveragePass
30    : public PassInfoMixin<ModuleSanitizerCoveragePass> {
31public:
32  explicit ModuleSanitizerCoveragePass(
33      SanitizerCoverageOptions Options = SanitizerCoverageOptions())
34      : Options(Options) {}
35  PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
36
37private:
38  SanitizerCoverageOptions Options;
39};
40
41// Insert SanitizerCoverage instrumentation.
42ModulePass *createModuleSanitizerCoverageLegacyPassPass(
43    const SanitizerCoverageOptions &Options = SanitizerCoverageOptions());
44
45} // namespace llvm
46
47#endif
48