diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86FrameLowering.h')
| -rw-r--r-- | llvm/lib/Target/X86/X86FrameLowering.h | 68 |
1 files changed, 51 insertions, 17 deletions
diff --git a/llvm/lib/Target/X86/X86FrameLowering.h b/llvm/lib/Target/X86/X86FrameLowering.h index 2103d6471ead..c0b4be95f88d 100644 --- a/llvm/lib/Target/X86/X86FrameLowering.h +++ b/llvm/lib/Target/X86/X86FrameLowering.h @@ -58,9 +58,14 @@ public: void inlineStackProbe(MachineFunction &MF, MachineBasicBlock &PrologMBB) const override; + void + emitCalleeSavedFrameMoves(MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI) const override; + void emitCalleeSavedFrameMoves(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, - const DebugLoc &DL) const; + const DebugLoc &DL, + bool IsPrologue) const override; /// emitProlog/emitEpilog - These methods insert prolog and epilog code into /// the function. @@ -83,13 +88,14 @@ public: bool spillCalleeSavedRegisters(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI, - const std::vector<CalleeSavedInfo> &CSI, + ArrayRef<CalleeSavedInfo> CSI, const TargetRegisterInfo *TRI) const override; - bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB, - MachineBasicBlock::iterator MI, - std::vector<CalleeSavedInfo> &CSI, - const TargetRegisterInfo *TRI) const override; + bool + restoreCalleeSavedRegisters(MachineBasicBlock &MBB, + MachineBasicBlock::iterator MI, + MutableArrayRef<CalleeSavedInfo> CSI, + const TargetRegisterInfo *TRI) const override; bool hasFP(const MachineFunction &MF) const override; bool hasReservedCallFrame(const MachineFunction &MF) const override; @@ -97,14 +103,14 @@ public: bool needsFrameIndexResolution(const MachineFunction &MF) const override; int getFrameIndexReference(const MachineFunction &MF, int FI, - unsigned &FrameReg) const override; + Register &FrameReg) const override; - int getWin64EHFrameIndexRef(const MachineFunction &MF, - int FI, unsigned &SPReg) const; - int getFrameIndexReferenceSP(const MachineFunction &MF, - int FI, unsigned &SPReg, int Adjustment) const; + int getWin64EHFrameIndexRef(const MachineFunction &MF, int FI, + Register &SPReg) const; + int getFrameIndexReferenceSP(const MachineFunction &MF, int FI, + Register &SPReg, int Adjustment) const; int getFrameIndexReferencePreferSP(const MachineFunction &MF, int FI, - unsigned &FrameReg, + Register &FrameReg, bool IgnoreSPUpdates) const override; MachineBasicBlock::iterator @@ -116,6 +122,10 @@ public: void processFunctionBeforeFrameFinalized(MachineFunction &MF, RegScavenger *RS) const override; + void + processFunctionBeforeFrameIndicesReplaced(MachineFunction &MF, + RegScavenger *RS) const override; + /// Check the instruction before/after the passed instruction. If /// it is an ADD/SUB/LEA instruction it is deleted argument and the /// stack adjustment is returned as a positive value for ADD/LEA and @@ -169,12 +179,14 @@ public: MachineBasicBlock::iterator MBBI, const DebugLoc &DL, bool RestoreSP = false) const; + void restoreWinEHStackPointersInParent(MachineFunction &MF) const; + int getInitialCFAOffset(const MachineFunction &MF) const override; - unsigned getInitialCFARegister(const MachineFunction &MF) const override; + Register getInitialCFARegister(const MachineFunction &MF) const override; /// Return true if the function has a redzone (accessible bytes past the - /// frame of the top of stack function) as part of it's ABI. + /// frame of the top of stack function) as part of it's ABI. bool has128ByteRedZone(const MachineFunction& MF) const; private: @@ -189,11 +201,33 @@ private: void emitStackProbeInline(MachineFunction &MF, MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, const DebugLoc &DL, bool InProlog) const; + void emitStackProbeInlineWindowsCoreCLR64(MachineFunction &MF, + MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, + const DebugLoc &DL, + bool InProlog) const; + void emitStackProbeInlineGeneric(MachineFunction &MF, MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, + const DebugLoc &DL, bool InProlog) const; + + void emitStackProbeInlineGenericBlock(MachineFunction &MF, + MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, + const DebugLoc &DL, + uint64_t Offset) const; + + void emitStackProbeInlineGenericLoop(MachineFunction &MF, + MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, + const DebugLoc &DL, + uint64_t Offset) const; /// Emit a stub to later inline the target stack probe. - void emitStackProbeInlineStub(MachineFunction &MF, MachineBasicBlock &MBB, - MachineBasicBlock::iterator MBBI, - const DebugLoc &DL, bool InProlog) const; + MachineInstr *emitStackProbeInlineStub(MachineFunction &MF, + MachineBasicBlock &MBB, + MachineBasicBlock::iterator MBBI, + const DebugLoc &DL, + bool InProlog) const; /// Aligns the stack pointer by ANDing it with -MaxAlign. void BuildStackAlignAND(MachineBasicBlock &MBB, |