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Diffstat (limited to 'contrib/llvm/lib/Target/Mips/MipsFrameLowering.h')
-rw-r--r-- | contrib/llvm/lib/Target/Mips/MipsFrameLowering.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/Mips/MipsFrameLowering.h b/contrib/llvm/lib/Target/Mips/MipsFrameLowering.h new file mode 100644 index 0000000..bd1d89f --- /dev/null +++ b/contrib/llvm/lib/Target/Mips/MipsFrameLowering.h @@ -0,0 +1,49 @@ +//===-- MipsFrameLowering.h - Define frame lowering for Mips ----*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// +// +//===----------------------------------------------------------------------===// + +#ifndef MIPS_FRAMEINFO_H +#define MIPS_FRAMEINFO_H + +#include "Mips.h" +#include "MipsSubtarget.h" +#include "llvm/Target/TargetFrameLowering.h" + +namespace llvm { + class MipsSubtarget; + +class MipsFrameLowering : public TargetFrameLowering { +protected: + const MipsSubtarget &STI; + +public: + explicit MipsFrameLowering(const MipsSubtarget &sti) + : TargetFrameLowering(StackGrowsDown, sti.hasMips64() ? 16 : 8, 0), + STI(sti) { + } + + bool targetHandlesStackFrameRounding() const; + + /// emitProlog/emitEpilog - These methods insert prolog and epilog code into + /// the function. + void emitPrologue(MachineFunction &MF) const; + void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const; + + bool hasFP(const MachineFunction &MF) const; + + void processFunctionBeforeCalleeSavedScan(MachineFunction &MF, + RegScavenger *RS) const; +}; + +} // End llvm namespace + +#endif |