MLxExpansionPass.cpp File Reference

#include "ARM.h"
#include "ARMBaseInstrInfo.h"
#include "ARMSubtarget.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"

Include dependency graph for MLxExpansionPass.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "mlx-expansion"

Functions
	STATISTIC (NumExpand, "Number of fp MLA / MLS instructions expanded")
static bool	isFpMulInstruction (unsigned Opcode)

Variables
static cl::opt< bool >	ForceExapnd ("expand-all-fp-mlx", cl::init(false), cl::Hidden)
static cl::opt< unsigned >	ExpandLimit ("expand-limit", cl::init(~0U), cl::Hidden)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "mlx-expansion"

Definition at line 30 of file MLxExpansionPass.cpp.

Function Documentation

isFpMulInstruction()

static bool isFpMulInstruction ( unsigned  Opcode )

static

Definition at line 199 of file MLxExpansionPass.cpp.

References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), llvm::dbgs(), llvm::ARMII::DomainGeneral, llvm::ARMII::DomainMask, E, llvm::MachineInstr::eraseFromParent(), ExpandLimit, llvm::ARMSubtarget::expandMLx(), ForceExapnd, llvm::getDeadRegState(), llvm::MachineInstr::getDebugLoc(), llvm::getDefRegState(), llvm::MachineInstr::getDesc(), llvm::MachineFunction::getFunction(), llvm::MachineOperand::getImm(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::getKillRegState(), llvm::MCInstrDesc::getOpcode(), llvm::MachineInstr::getOpcode(), llvm::MachineInstr::getOperand(), llvm::MachineBasicBlock::getParent(), llvm::MachineInstr::getParent(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), llvm::TargetSubtargetInfo::getRegisterInfo(), llvm::MachineFunction::getSubtarget(), hasRAWHazard(), llvm::MachineInstr::isBarrier(), llvm::MachineInstr::isCopy(), llvm::MachineOperand::isDead(), llvm::MachineInstr::isImplicitDef(), llvm::MachineOperand::isKill(), llvm::ARMSubtarget::isLikeA9(), llvm::MachineInstr::isPosition(), llvm::ARMSubtarget::isSwift(), LLVM_DEBUG, MI, Modified, MRI, llvm::MachineBasicBlock::rbegin(), llvm::MachineBasicBlock::rend(), TII, TRI, and llvm::MCInstrDesc::TSFlags.

STATISTIC()

STATISTIC	(	NumExpand	,
		"Number of fp MLA / MLS instructions expanded"
	)

Variable Documentation

ExpandLimit

cl::opt<unsigned> ExpandLimit("expand-limit", cl::init(~0U), cl::Hidden)

static

Referenced by isFpMulInstruction().

ForceExapnd

cl::opt<bool> ForceExapnd("expand-all-fp-mlx", cl::init(false), cl::Hidden)

static

Referenced by isFpMulInstruction().