1 //===-- CallPrinter.h - Call graph printer external interface ----*- 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 //
9 // This file defines external functions that can be called to explicitly
10 // instantiate the call graph printer.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_ANALYSIS_CALLPRINTER_H
15 #define LLVM_ANALYSIS_CALLPRINTER_H
16 
17 #include "llvm/IR/PassManager.h"
18 
19 namespace llvm {
20 
21 class ModulePass;
22 
23 /// Pass for printing the call graph to a dot file
24 class CallGraphDOTPrinterPass : public PassInfoMixin<CallGraphDOTPrinterPass> {
25 public:
26   PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
27 };
28 
29 /// Pass for viewing the call graph
30 class CallGraphViewerPass : public PassInfoMixin<CallGraphViewerPass> {
31 public:
32   PreservedAnalyses run(Module &M, ModuleAnalysisManager &AM);
33 };
34 
35 ModulePass *createCallGraphViewerPass();
36 ModulePass *createCallGraphDOTPrinterPass();
37 
38 } // end namespace llvm
39 
40 #endif
41