MipsLongBranch.cpp File Reference

#include "Mips.h"
#include "MCTargetDesc/MipsBaseInfo.h"
#include "MCTargetDesc/MipsMCNaCl.h"
#include "MipsMachineFunction.h"
#include "MipsTargetMachine.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/IR/Function.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"

Include dependency graph for MipsLongBranch.cpp:

Go to the source code of this file.

Defines
#define	DEBUG_TYPE   "mips-long-branch"
Functions
	STATISTIC (LongBranches,"Number of long branches.")
static MachineBasicBlock *	getTargetMBB (const MachineInstr &Br)
static ReverseIter	getNonDebugInstr (ReverseIter B, ReverseIter E)
static void	emitGPDisp (MachineFunction &F, const MipsInstrInfo *TII)
Variables
static cl::opt< bool >	SkipLongBranch ("skip-mips-long-branch", cl::init(false), cl::desc("MIPS: Skip long branch pass."), cl::Hidden)
static cl::opt< bool >	ForceLongBranch ("force-mips-long-branch", cl::init(false), cl::desc("MIPS: Expand all branches to long format."), cl::Hidden)

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Define Documentation

#define DEBUG_TYPE   "mips-long-branch"

Definition at line 33 of file MipsLongBranch.cpp.

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Function Documentation

static void emitGPDisp	(	MachineFunction &	F,
		const MipsInstrInfo *	TII
	)		[static]

Definition at line 438 of file MipsLongBranch.cpp.

References llvm::MachineInstrBuilder::addExternalSymbol(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), llvm::MachineBasicBlock::findDebugLoc(), llvm::MachineFunction::front(), llvm::MipsII::MO_ABS_HI, llvm::MipsII::MO_ABS_LO, and llvm::MachineBasicBlock::removeLiveIn().

static ReverseIter getNonDebugInstr	(	ReverseIter	B,
		ReverseIter	E
	)		[static]

Definition at line 119 of file MipsLongBranch.cpp.

static MachineBasicBlock* getTargetMBB

(

const MachineInstr &

Br

)

[static]

Iterate over list of Br's operands and search for a MachineBasicBlock operand.

Definition at line 105 of file MipsLongBranch.cpp.

References llvm::MachineInstr::getDesc(), llvm::MachineOperand::getMBB(), llvm::MCInstrDesc::getNumOperands(), llvm::MachineInstr::getOperand(), I, and llvm::MachineOperand::isMBB().

STATISTIC	(	LongBranches	,
		"Number of long branches."
	)

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Variable Documentation

cl::opt<bool> ForceLongBranch("force-mips-long-branch", cl::init(false), cl::desc("MIPS: Expand all branches to long format."), cl::Hidden) [static]

cl::opt<bool> SkipLongBranch("skip-mips-long-branch", cl::init(false), cl::desc("MIPS: Skip long branch pass."), cl::Hidden) [static]