#ifndef LLVM_CODEGEN_SPILLER_H
#define LLVM_CODEGEN_SPILLER_H
-#include "llvm/ADT/SmallVector.h"
-#include <vector>
-
namespace llvm {
- class LiveInterval;
- class LiveIntervals;
- class LiveStacks;
+ class LiveRangeEdit;
class MachineFunction;
- class MachineInstr;
- class MachineLoopInfo;
- class SlotIndex;
+ class MachineFunctionPass;
class VirtRegMap;
- class VNInfo;
/// Spiller interface.
///
/// Implementations are utility classes which insert spill or remat code on
/// demand.
class Spiller {
+ virtual void anchor();
public:
virtual ~Spiller() = 0;
- /// Spill the given live range. The method used will depend on the Spiller
- /// implementation selected.
- virtual std::vector<LiveInterval*> spill(LiveInterval *li,
- SmallVectorImpl<LiveInterval*> &spillIs,
- SlotIndex *earliestIndex = 0) = 0;
+ /// spill - Spill the LRE.getParent() live interval.
+ virtual void spill(LiveRangeEdit &LRE) = 0;
};
/// Create and return a spiller object, as specified on the command line.
- Spiller* createSpiller(MachineFunction *mf, LiveIntervals *li,
- const MachineLoopInfo *loopInfo, VirtRegMap *vrm);
+ Spiller* createSpiller(MachineFunctionPass &pass,
+ MachineFunction &mf,
+ VirtRegMap &vrm);
+
+ /// Create and return a spiller that will insert spill code directly instead
+ /// of deferring though VirtRegMap.
+ Spiller *createInlineSpiller(MachineFunctionPass &pass,
+ MachineFunction &mf,
+ VirtRegMap &vrm);
+
}
#endif