RISCVRedundantCopyElimination.cpp File Reference

#include "RISCV.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/Support/Debug.h"

Include dependency graph for RISCVRedundantCopyElimination.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "riscv-copyelim"

Functions
	STATISTIC (NumCopiesRemoved, "Number of copies removed.")
	INITIALIZE_PASS (RISCVRedundantCopyElimination, "riscv-copyelim", "RISCV redundant copy elimination pass", false, false) static bool guaranteesZeroRegInBlock(const MachineInstr &MI
	if (Opc==RISCV::BEQ &&MI.getOperand(1).getReg()==RISCV::X0 &&&MBB==MI.getOperand(2).getMBB()) return true

Variables
const MachineBasicBlock &	MBB
return	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "riscv-copyelim"

Definition at line 34 of file RISCVRedundantCopyElimination.cpp.

Function Documentation

if()

if

(

Opc

= =RISCV::BEQ &&MI.getOperand(1).getReg()==RISCV::X0 &&&MBB==MI.getOperand(2).getMBB()

)

INITIALIZE_PASS()

INITIALIZE_PASS	(	RISCVRedundantCopyElimination	,
		"riscv-copyelim"	,
		"RISCV redundant copy elimination pass"	,
		false	,
		false
	)		const &

STATISTIC()

STATISTIC	(	NumCopiesRemoved	,
		"Number of copies removed."
	)

Variable Documentation

false

return false

Definition at line 81 of file RISCVRedundantCopyElimination.cpp.

MBB

const MachineBasicBlock& MBB

Initial value:

{
  unsigned Opc = MI.getOpcode()

Definition at line 72 of file RISCVRedundantCopyElimination.cpp.