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Add standard print/dump methods to CallGraph classes. 

llvm-svn: 15569
This commit is contained in:
Chris Lattner 2004-08-08 03:27:49 +00:00
parent 92b9906199
commit 6b54110281
2 changed files with 30 additions and 16 deletions
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8
llvm/include/llvm/Analysis/CallGraph.h
View File

@ -166,6 +166,10 @@ public:
///
void print(std::ostream &o, const Module *M) const;
/// dump - Print out this call graph.
///
void dump() const;
// stub - dummy function, just ignore it
static void stub();
private:
@ -217,6 +221,10 @@ public:
//
CallGraphNode *operator[](unsigned i) const { return CalledFunctions[i];}
/// dump - Print out this call graph node.
///
void dump() const;
void print(std::ostream &OS) const;
//===---------------------------------------------------------------------
// Methods to keep a call graph up to date with a function that has been

38
llvm/lib/Analysis/IPA/CallGraph.cpp
View File

@ -17,6 +17,7 @@
#include "llvm/Instructions.h"
#include "llvm/Support/CallSite.h"
#include "Support/STLExtras.h"
#include <iostream>
using namespace llvm;
static RegisterAnalysis<CallGraph> X("callgraph", "Call Graph Construction");
@ -126,30 +127,35 @@ void CallGraph::destroy() {
CallsExternalNode = 0;
}
static void WriteToOutput(const CallGraphNode *CGN, std::ostream &o) {
if (CGN->getFunction())
o << "Call graph node for function: '"
<< CGN->getFunction()->getName() <<"'\n";
void CallGraphNode::print(std::ostream &OS) const {
if (Function *F = getFunction())
OS << "Call graph node for function: '" << F->getName() <<"'\n";
else
o << "Call graph node <<null function: 0x" << CGN << ">>:\n";
OS << "Call graph node <<null function: 0x" << this << ">>:\n";
for (unsigned i = 0; i < CGN->size(); ++i)
if ((*CGN)[i]->getFunction())
o << " Calls function '" << (*CGN)[i]->getFunction()->getName() << "'\n";
for (const_iterator I = begin(), E = end(); I != E; ++I)
if ((*I)->getFunction())
OS << " Calls function '" << (*I)->getFunction()->getName() << "'\n";
else
o << " Calls external node\n";
o << "\n";
OS << " Calls external node\n";
OS << "\n";
}
void CallGraph::print(std::ostream &o, const Module *M) const {
o << "CallGraph Root is: ";
if (getRoot()->getFunction())
o << getRoot()->getFunction()->getName() << "\n";
void CallGraphNode::dump() const { print(std::cerr); }
void CallGraph::print(std::ostream &OS, const Module *M) const {
OS << "CallGraph Root is: ";
if (Function *F = getRoot()->getFunction())
OS << F->getName() << "\n";
else
o << "<<null function: 0x" << getRoot() << ">>\n";
OS << "<<null function: 0x" << getRoot() << ">>\n";
for (CallGraph::const_iterator I = begin(), E = end(); I != E; ++I)
WriteToOutput(I->second, o);
I->second->print(OS);
}
void CallGraph::dump() const {
print(std::cerr, 0);
}