X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FCodeGen%2FSpiller.h;h=45d53eccea1453c8eede13fcc579ab17f512a632;hb=08f77a9f422e96110d8400e4caaf6a51be49a1f3;hp=e838508810228b8b71a092037aeb90e88863c1dd;hpb=0bde89e4555b726104dff26b90378a17fa919648;p=oota-llvm.git diff --git a/lib/CodeGen/Spiller.h b/lib/CodeGen/Spiller.h index e8385088102..45d53eccea1 100644 --- a/lib/CodeGen/Spiller.h +++ b/lib/CodeGen/Spiller.h @@ -7,27 +7,41 @@ // //===----------------------------------------------------------------------===// -#ifndef LLVM_CODEGEN_SPILLER_H -#define LLVM_CODEGEN_SPILLER_H - -#include +#ifndef LLVM_LIB_CODEGEN_SPILLER_H +#define LLVM_LIB_CODEGEN_SPILLER_H namespace llvm { - struct LiveInterval; + + class LiveRangeEdit; + class MachineFunction; + class MachineFunctionPass; + class VirtRegMap; /// Spiller interface. /// /// Implementations are utility classes which insert spill or remat code on /// demand. class Spiller { + virtual void anchor(); public: virtual ~Spiller() = 0; - virtual std::vector spill(LiveInterval *li) = 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, - 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