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Spiller.h (208954) Spiller.h (210299)
1//===-- llvm/CodeGen/Spiller.h - Spiller -*- C++ -*------------------------===//
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//===----------------------------------------------------------------------===//

--- 19 unchanged lines hidden (view full) ---

28 /// Spiller interface.
29 ///
30 /// Implementations are utility classes which insert spill or remat code on
31 /// demand.
32 class Spiller {
33 public:
34 virtual ~Spiller() = 0;
35
1//===-- llvm/CodeGen/Spiller.h - Spiller -*- C++ -*------------------------===//
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//===----------------------------------------------------------------------===//

--- 19 unchanged lines hidden (view full) ---

28 /// Spiller interface.
29 ///
30 /// Implementations are utility classes which insert spill or remat code on
31 /// demand.
32 class Spiller {
33 public:
34 virtual ~Spiller() = 0;
35
36 /// Spill the given live range. The method used will depend on the Spiller
37 /// implementation selected.
38 virtual std::vector<LiveInterval*> spill(LiveInterval *li,
39 SmallVectorImpl<LiveInterval*> &spillIs,
40 SlotIndex *earliestIndex = 0) = 0;
36 /// spill - Spill the given live interval. The method used will depend on
37 /// the Spiller implementation selected.
38 ///
39 /// @param li The live interval to be spilled.
40 /// @param spillIs A list of intervals that are about to be spilled,
41 /// and so cannot be used for remat etc.
42 /// @param newIntervals The newly created intervals will be appended here.
43 /// @param earliestIndex The earliest point for splitting. (OK, it's another
44 /// pointer to the allocator guts).
45 virtual void spill(LiveInterval *li,
46 std::vector<LiveInterval*> &newIntervals,
47 SmallVectorImpl<LiveInterval*> &spillIs,
48 SlotIndex *earliestIndex = 0) = 0;
41
42 };
43
44 /// Create and return a spiller object, as specified on the command line.
45 Spiller* createSpiller(MachineFunction *mf, LiveIntervals *li,
46 const MachineLoopInfo *loopInfo, VirtRegMap *vrm);
47}
48
49#endif
49
50 };
51
52 /// Create and return a spiller object, as specified on the command line.
53 Spiller* createSpiller(MachineFunction *mf, LiveIntervals *li,
54 const MachineLoopInfo *loopInfo, VirtRegMap *vrm);
55}
56
57#endif