//===- IntervalPartition.h - Interval partition Calculation -----*- C++ -*-===//
//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
// This file contains the declaration of the IntervalPartition class, which
// calculates and represents the interval partition of a function, or a
// preexisting interval partition.
#include "llvm/Analysis/Interval.h"
#include "llvm/Pass.h"
+namespace llvm {
+
//===----------------------------------------------------------------------===//
//
// IntervalPartition - This class builds and holds an "interval partition" for
std::vector<Interval*> Intervals;
public:
- IntervalPartition() : RootInterval(0) {}
+ static char ID; // Pass identification, replacement for typeid
+
+ IntervalPartition() : FunctionPass((intptr_t)&ID), RootInterval(0) {}
// run - Calculate the interval partition for this function
virtual bool runOnFunction(Function &F);
~IntervalPartition() { destroy(); }
// print - Show contents in human readable format...
- virtual void print(std::ostream &O) const;
+ virtual void print(std::ostream &O, const Module* = 0) const;
+ void print(std::ostream *O, const Module* M = 0) const {
+ if (O) print(*O, M);
+ }
// getRootInterval() - Return the root interval that contains the starting
// block of the function.
void updatePredecessors(Interval *Int);
};
+} // End llvm namespace
+
#endif