| Lang Hames | e2b201b | 2009-05-18 19:03:16 +0000 | [diff] [blame^] | 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 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #ifndef LLVM_CODEGEN_SPILLER_H |
| 11 | #define LLVM_CODEGEN_SPILLER_H |
| 12 | |
| 13 | #include <vector> |
| 14 | |
| 15 | namespace llvm { |
| 16 | |
| 17 | /// Spiller interface. |
| 18 | /// |
| 19 | /// Implementations are utility classes which insert spill or remat code on |
| 20 | /// demand. |
| 21 | class Spiller { |
| 22 | public: |
| 23 | virtual ~Spiller() = 0; |
| 24 | virtual std::vector<class LiveInterval*> spill(class LiveInterval *li) = 0; |
| 25 | }; |
| 26 | |
| 27 | /// Create and return a spiller object, as specified on the command line. |
| 28 | Spiller* createSpiller(class MachineFunction *mf, class LiveIntervals *li, |
| 29 | class VirtRegMap *vrm); |
| 30 | } |
| 31 | |
| 32 | #endif |