AArch64DeadRegisterDefinitionsPass.cpp File Reference

#include "AArch64.h"
#include "AArch64RegisterInfo.h"
#include "AArch64Subtarget.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetInstrInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"

Include dependency graph for AArch64DeadRegisterDefinitionsPass.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "aarch64-dead-defs"
#define	AARCH64_DEAD_REG_DEF_NAME   "AArch64 Dead register definitions"
#define	CASE_AARCH64_ATOMIC_(PREFIX)

Functions
	STATISTIC (NumDeadDefsReplaced, "Number of dead definitions replaced")
	INITIALIZE_PASS (AArch64DeadRegisterDefinitions, "aarch64-dead-defs", AARCH64_DEAD_REG_DEF_NAME, false, false) static bool usesFrameIndex(const MachineInstr &MI)

Macro Definition Documentation

AARCH64_DEAD_REG_DEF_NAME

#define AARCH64_DEAD_REG_DEF_NAME   "AArch64 Dead register definitions"

Definition at line 33 of file AArch64DeadRegisterDefinitionsPass.cpp.

CASE_AARCH64_ATOMIC_

#define CASE_AARCH64_ATOMIC_

(

PREFIX

)

Value:

case AArch64::PREFIX##X: \
  case AArch64::PREFIX##W: \
  case AArch64::PREFIX##H: \
  case AArch64::PREFIX##B

Referenced by INITIALIZE_PASS().

DEBUG_TYPE

#define DEBUG_TYPE   "aarch64-dead-defs"

Definition at line 29 of file AArch64DeadRegisterDefinitionsPass.cpp.

Function Documentation

INITIALIZE_PASS()

INITIALIZE_PASS	(	AArch64DeadRegisterDefinitions	,
		"aarch64-dead-defs"	,
		AARCH64_DEAD_REG_DEF_NAME	,
		false	,
		false
	)		const &

Definition at line 64 of file AArch64DeadRegisterDefinitionsPass.cpp.

References assert(), CASE_AARCH64_ATOMIC_, llvm::TargetRegisterClass::contains(), llvm::dbgs(), llvm::MachineInstr::definesRegister(), E, llvm::MachineInstr::getDesc(), llvm::MachineFunction::getFunction(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MCInstrDesc::getNumDefs(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::MachineFunction::getSubtarget(), llvm::AArch64Subtarget::hasLSE(), I, llvm::MachineOperand::isDead(), llvm::MachineOperand::isDef(), llvm::MachineOperand::isImplicit(), llvm::MachineOperand::isReg(), llvm::MachineInstr::isRegTiedToUseOperand(), llvm::TargetRegisterInfo::isVirtualRegister(), LLVM_DEBUG, llvm::MachineInstr::memoperands(), MI, MRI, llvm::MachineInstr::print(), Reg, llvm::MachineOperand::setIsDead(), llvm::MachineOperand::setReg(), TII, and TRI.

STATISTIC()

STATISTIC	(	NumDeadDefsReplaced	,
		"Number of dead definitions replaced"
	)