LLVM: lib/Target/AMDGPU/SILowerSGPRSpills.cpp File Reference (original) (raw)

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Macros
#define	DEBUG_TYPE "si-lower-sgpr-spills"

Functions
	INITIALIZE_PASS_BEGIN (SILowerSGPRSpillsLegacy, DEBUG_TYPE, "SI lower SGPR spill instructions", false, false) INITIALIZE_PASS_END(SILowerSGPRSpillsLegacy
static bool	isLiveIntoMBB (MCRegister Reg, MachineBasicBlock &MBB, const TargetRegisterInfo *TRI)
static void	insertCSRSaves (MachineBasicBlock &SaveBlock, ArrayRef< CalleeSavedInfo > CSI, SlotIndexes Indexes, LiveIntervals LIS)
	Insert spill code for the callee-saved registers used in the function.
static void	insertCSRRestores (MachineBasicBlock &RestoreBlock, MutableArrayRef< CalleeSavedInfo > CSI, SlotIndexes Indexes, LiveIntervals LIS)
	Insert restore code for the callee-saved registers used in the function.
static void	updateLiveness (MachineFunction &MF, ArrayRef< CalleeSavedInfo > CSI)

Variables
	DEBUG_TYPE
SI lower SGPR spill	instructions
SI lower SGPR spill	false

◆ DEBUG_TYPE

#define DEBUG_TYPE "si-lower-sgpr-spills"

◆ MBBVector

◆ INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	SILowerSGPRSpillsLegacy	,
DEBUG_TYPE	,
"SI lower SGPR spill instructions"	,
false	,
false	)

◆ insertCSRRestores()

Insert restore code for the callee-saved registers used in the function.

Definition at line 162 of file SILowerSGPRSpills.cpp.

References llvm::MachineBasicBlock::begin(), llvm::MachineBasicBlock::getFirstTerminator(), llvm::TargetSubtargetInfo::getFrameLowering(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineBasicBlock::getParent(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::MachineFunction::getSubtarget(), I, llvm::SlotIndexes::insertMachineInstrInMaps(), llvm::LiveIntervals::removeAllRegUnitsForPhysReg(), llvm::SlotIndexes::repairIndexesInRange(), llvm::TargetFrameLowering::restoreCalleeSavedRegister(), llvm::TargetFrameLowering::restoreCalleeSavedRegisters(), llvm::reverse(), TII, and TRI.

◆ insertCSRSaves()

Insert spill code for the callee-saved registers used in the function.

Definition at line 114 of file SILowerSGPRSpills.cpp.

References assert(), llvm::MachineBasicBlock::begin(), llvm::MachineInstrSpan::begin(), llvm::TargetSubtargetInfo::getFrameLowering(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getSubtarget(), I, llvm::SlotIndexes::insertMachineInstrInMaps(), isLiveIntoMBB(), Reg, llvm::LiveIntervals::removeAllRegUnitsForPhysReg(), llvm::SlotIndexes::repairIndexesInRange(), llvm::TargetFrameLowering::spillCalleeSavedRegisters(), and TII.

◆ isLiveIntoMBB()

◆ updateLiveness()

◆ DEBUG_TYPE

◆ false

SI lower SGPR spill false

◆ instructions

SI lower SGPR spill instructions