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Implement writer support for Loops, Induction Variables, and CallGraphs

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1372 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-11-26 18:53:29 +00:00
parent 50020223b9
commit a2eb259c6b
1 changed files with 51 additions and 0 deletions
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51
lib/Analysis/Writer.cpp
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@ -8,6 +8,8 @@
#include "llvm/Analysis/Writer.h"
#include "llvm/Analysis/IntervalPartition.h"
#include "llvm/Analysis/Dominators.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Analysis/InductionVariable.h"
#include <iterator>
#include <algorithm>
@ -95,3 +97,52 @@ void cfg::WriteToOutput(const DominanceFrontier &DF, ostream &o) {
}
}
//===----------------------------------------------------------------------===//
// Loop Printing Routines
//===----------------------------------------------------------------------===//
void cfg::WriteToOutput(const Loop *L, ostream &o) {
o << string(L->getLoopDepth()*2, ' ') << "Loop Containing: ";
for (unsigned i = 0; i < L->getBlocks().size(); ++i) {
if (i) o << ",";
WriteAsOperand(o, (const Value*)L->getBlocks()[i]);
}
o << endl;
copy(L->getSubLoops().begin(), L->getSubLoops().end(),
ostream_iterator<const Loop*>(o, "\n"));
}
void cfg::WriteToOutput(const LoopInfo &LI, ostream &o) {
copy(LI.getTopLevelLoops().begin(), LI.getTopLevelLoops().end(),
ostream_iterator<const Loop*>(o, "\n"));
}
//===----------------------------------------------------------------------===//
// Induction Variable Printing Routines
//===----------------------------------------------------------------------===//
void WriteToOutput(const InductionVariable &IV, ostream &o) {
switch (IV.InductionType) {
case InductionVariable::Cannonical: o << "Cannonical "; break;
case InductionVariable::SimpleLinear: o << "SimpleLinear "; break;
case InductionVariable::Linear: o << "Linear "; break;
case InductionVariable::Unknown: o << "Unrecognized "; break;
}
o << "Induction Variable";
if (IV.Phi) {
WriteAsOperand(o, (const Value*)IV.Phi);
o << ":\n" << (const Value*)IV.Phi;
} else {
o << endl;
}
if (IV.InductionType == InductionVariable::Unknown) return;
o << " Start ="; WriteAsOperand(o, IV.Start);
o << " Step =" ; WriteAsOperand(o, IV.Step);
o << endl;
}