DeadMachineInstructionElim.cpp File Reference

#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/Pass.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"

Include dependency graph for DeadMachineInstructionElim.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "dead-mi-elimination"

Functions
	STATISTIC (NumDeletes, "Number of dead instructions deleted")
	INITIALIZE_PASS (DeadMachineInstructionElim, DEBUG_TYPE, "Remove dead machine instructions", false, false) bool DeadMachineInstructionElim

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "dead-mi-elimination"

Definition at line 25 of file DeadMachineInstructionElim.cpp.

Function Documentation

INITIALIZE_PASS()

INITIALIZE_PASS	(	DeadMachineInstructionElim	,
		DEBUG_TYPE	,
		"Remove dead machine instructions"	,
		false	,
		false
	)

Definition at line 56 of file DeadMachineInstructionElim.cpp.

References llvm::BitVector::clear(), llvm::BitVector::clearBitsNotInMask(), llvm::dbgs(), E, llvm::MachineInstr::eraseFromParentAndMarkDBGValuesForRemoval(), llvm::MachineFunction::getFunction(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineInstr::getNumOperands(), llvm::MachineInstr::getOperand(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::MachineOperand::getRegMask(), llvm::MachineRegisterInfo::getReservedRegs(), llvm::MachineFunction::getSubtarget(), llvm::MachineOperand::isDef(), llvm::TargetRegisterInfo::isPhysicalRegister(), llvm::MachineOperand::isReg(), llvm::MachineOperand::isRegMask(), llvm::MachineRegisterInfo::isReserved(), llvm::MachineOperand::isUse(), llvm::MCRegisterInfo::DiffListIterator::isValid(), llvm::MCRegAliasIterator::isValid(), LLVM_DEBUG, llvm::make_range(), MI, llvm::MachineFunction::rbegin(), Reg, llvm::MachineFunction::rend(), llvm::BitVector::reset(), llvm::BitVector::set(), llvm::BitVector::test(), and llvm::MachineRegisterInfo::use_nodbg_empty().

STATISTIC()

STATISTIC	(	NumDeletes	,
		"Number of dead instructions deleted"
	)