LLVM  8.0.0svn
IndirectCallSiteVisitor.h
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1 //===-- IndirectCallSiteVisitor.h - indirect call-sites visitor -----------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file implements defines a visitor class and a helper function that find
11 // all indirect call-sites in a function.
12 
13 #ifndef LLVM_ANALYSIS_INDIRECTCALLSITEVISITOR_H
14 #define LLVM_ANALYSIS_INDIRECTCALLSITEVISITOR_H
15 
16 #include "llvm/IR/InstVisitor.h"
17 #include <vector>
18 
19 namespace llvm {
20 // Visitor class that finds all indirect call sites.
22  : public InstVisitor<PGOIndirectCallSiteVisitor> {
23  std::vector<Instruction *> IndirectCallInsts;
25 
27  if (CS.isIndirectCall())
28  IndirectCallInsts.push_back(CS.getInstruction());
29  }
30 };
31 
32 // Helper function that finds all indirect call sites.
33 inline std::vector<Instruction *> findIndirectCallSites(Function &F) {
35  ICV.visit(F);
36  return ICV.IndirectCallInsts;
37 }
38 }
39 
40 #endif
Base class for instruction visitors.
Definition: InstVisitor.h:81
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
F(f)
bool isIndirectCall() const
Return true if the callsite is an indirect call.
Definition: CallSite.h:112
InstrTy * getInstruction() const
Definition: CallSite.h:92
std::vector< Instruction * > IndirectCallInsts
void visit(Iterator Start, Iterator End)
Definition: InstVisitor.h:90
std::vector< Instruction * > findIndirectCallSites(Function &F)