1bb481f882093fb738d2bb15610c79364bada5496Jia Liu//===-- MipsFrameLowering.h - Define frame lowering for Mips ----*- C++ -*-===// 233464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// 333464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// The LLVM Compiler Infrastructure 433464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// 533464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// This file is distributed under the University of Illinois Open Source 633464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// License. See LICENSE.TXT for details. 733464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// 84552c9a3b34ad9b2085635266348d0d9b95514a6Akira Hatanaka//===----------------------------------------------------------------------===// 933464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// 1033464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// 1133464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov// 124552c9a3b34ad9b2085635266348d0d9b95514a6Akira Hatanaka//===----------------------------------------------------------------------===// 1333464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 1449eaf76c53e47c838703916a2119b845c59b36a7Bruno Cardoso Lopes#ifndef MIPS_FRAMEINFO_H 1549eaf76c53e47c838703916a2119b845c59b36a7Bruno Cardoso Lopes#define MIPS_FRAMEINFO_H 1633464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 1733464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov#include "Mips.h" 1816c29b5f285f375be53dabaa73e3e91107485fe4Anton Korobeynikov#include "llvm/Target/TargetFrameLowering.h" 1933464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 2033464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikovnamespace llvm { 2133464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov class MipsSubtarget; 2233464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 2316c29b5f285f375be53dabaa73e3e91107485fe4Anton Korobeynikovclass MipsFrameLowering : public TargetFrameLowering { 2433464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikovprotected: 2533464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov const MipsSubtarget &STI; 2633464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 2733464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikovpublic: 288c0b9b03fe0198504c0c5645b4331aa23fb16b04Akira Hatanaka explicit MipsFrameLowering(const MipsSubtarget &sti, unsigned Alignment) 298c0b9b03fe0198504c0c5645b4331aa23fb16b04Akira Hatanaka : TargetFrameLowering(StackGrowsDown, Alignment, 0, Alignment), STI(sti) {} 3033464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 31af2662606745bdebaa2cb43096274ce3d33b665fAkira Hatanaka static const MipsFrameLowering *create(MipsTargetMachine &TM, 32af2662606745bdebaa2cb43096274ce3d33b665fAkira Hatanaka const MipsSubtarget &ST); 33af2662606745bdebaa2cb43096274ce3d33b665fAkira Hatanaka 34dce4a407a24b04eebc6a376f8e62b41aaa7b071fStephen Hines bool hasFP(const MachineFunction &MF) const override; 35265f191b57a4e359bc44a51602c9d2a4ee6af96bAkira Hatanaka 36265f191b57a4e359bc44a51602c9d2a4ee6af96bAkira Hatanakaprotected: 37265f191b57a4e359bc44a51602c9d2a4ee6af96bAkira Hatanaka uint64_t estimateStackSize(const MachineFunction &MF) const; 3833464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov}; 3933464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 40f635ef401786c84df32090251a8cf45981ecca33Akira Hatanaka/// Create MipsFrameLowering objects. 41af2662606745bdebaa2cb43096274ce3d33b665fAkira Hatanakaconst MipsFrameLowering *createMips16FrameLowering(const MipsSubtarget &ST); 42af2662606745bdebaa2cb43096274ce3d33b665fAkira Hatanakaconst MipsFrameLowering *createMipsSEFrameLowering(const MipsSubtarget &ST); 43af2662606745bdebaa2cb43096274ce3d33b665fAkira Hatanaka 4433464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov} // End llvm namespace 4533464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov 4633464912237efaa0ed7060829e66b59055bdd48bAnton Korobeynikov#endif 47