llvm::ARMBasicBlockUtils Class Reference

#include "Target/ARM/ARMBasicBlockInfo.h"

Public Member Functions
	ARMBasicBlockUtils (MachineFunction &MF)
void	computeAllBlockSizes ()
void	computeBlockSize (MachineBasicBlock *MBB)
unsigned	getOffsetOf (MachineInstr *MI) const
	getOffsetOf - Return the current offset of the specified machine instruction from the start of the function.
unsigned	getOffsetOf (MachineBasicBlock *MBB) const
void	adjustBBOffsetsAfter (MachineBasicBlock *MBB)
void	adjustBBSize (MachineBasicBlock *MBB, int Size)
bool	isBBInRange (MachineInstr *MI, MachineBasicBlock *DestBB, unsigned MaxDisp) const
	isBBInRange - Returns true if the distance between specific MI and specific BB can fit in MI's displacement field.
void	insert (unsigned BBNum, BasicBlockInfo BBI)
void	clear ()
BBInfoVector &	getBBInfo ()

Detailed Description

Definition at line 109 of file ARMBasicBlockInfo.h.

Constructor & Destructor Documentation

ARMBasicBlockUtils()

llvm::ARMBasicBlockUtils::ARMBasicBlockUtils ( MachineFunction &  MF )

inline

Definition at line 118 of file ARMBasicBlockInfo.h.

References llvm::MachineFunction::getInfo(), llvm::TargetSubtargetInfo::getInstrInfo(), llvm::MachineFunction::getSubtarget(), isThumbFunction(), and TII.

Member Function Documentation

adjustBBOffsetsAfter()

void llvm::ARMBasicBlockUtils::adjustBBOffsetsAfter

(

MachineBasicBlock *

MBB

)

Definition at line 117 of file ARMBasicBlockInfo.cpp.

References assert(), llvm::dbgs(), llvm::MachineBasicBlock::getAlignment(), llvm::MachineFunction::getBlockNumbered(), llvm::MachineBasicBlock::getName(), llvm::MachineFunction::getName(), llvm::MachineBasicBlock::getNumber(), llvm::MachineFunction::getNumBlockIDs(), llvm::MachineBasicBlock::getParent(), LLVM_DEBUG, and llvm::Offset.

adjustBBSize()

void llvm::ARMBasicBlockUtils::adjustBBSize ( MachineBasicBlock *  MBB, int  Size  )

inline

Definition at line 140 of file ARMBasicBlockInfo.h.

References MBB, llvm::SmallVectorBase< Size_T >::Size, and Size.

clear()

void llvm::ARMBasicBlockUtils::clear ( )

inline

Definition at line 151 of file ARMBasicBlockInfo.h.

References llvm::SmallVectorImpl< T >::clear().

computeAllBlockSizes()

void llvm::ARMBasicBlockUtils::computeAllBlockSizes ( )

inline

Definition at line 124 of file ARMBasicBlockInfo.h.

References computeBlockSize(), llvm::MachineFunction::getNumBlockIDs(), MBB, and llvm::SmallVectorImpl< T >::resize().

computeBlockSize()

void llvm::ARMBasicBlockUtils::computeBlockSize

(

MachineBasicBlock *

MBB

)

Definition at line 47 of file ARMBasicBlockInfo.cpp.

References llvm::MachineBasicBlock::back(), llvm::dbgs(), llvm::MachineBasicBlock::empty(), llvm::MachineFunction::ensureAlignment(), llvm::ARMBaseInstrInfo::getInstSizeInBytes(), llvm::MachineBasicBlock::getName(), llvm::MachineBasicBlock::getNumber(), llvm::MachineInstr::getOpcode(), llvm::MachineBasicBlock::getParent(), I, LLVM_DEBUG, llvm::mayOptimizeThumb2Instruction(), MBB, llvm::BasicBlockInfo::PostAlign, llvm::BasicBlockInfo::Size, and llvm::BasicBlockInfo::Unalign.

Referenced by computeAllBlockSizes().

getBBInfo()

BBInfoVector & llvm::ARMBasicBlockUtils::getBBInfo ( )

inline

Definition at line 153 of file ARMBasicBlockInfo.h.

getOffsetOf() [1/2]

unsigned llvm::ARMBasicBlockUtils::getOffsetOf ( MachineBasicBlock *  MBB ) const

inline

Definition at line 134 of file ARMBasicBlockInfo.h.

References MBB.

getOffsetOf() [2/2]

unsigned llvm::ARMBasicBlockUtils::getOffsetOf

(

MachineInstr *

MI

)

const

getOffsetOf - Return the current offset of the specified machine instruction from the start of the function.

This offset changes as stuff is moved around inside the function.

Definition at line 75 of file ARMBasicBlockInfo.cpp.

References assert(), llvm::MachineBasicBlock::begin(), llvm::MachineBasicBlock::end(), llvm::ARMBaseInstrInfo::getInstSizeInBytes(), llvm::MachineBasicBlock::getNumber(), I, MBB, MI, and llvm::Offset.

Referenced by isBBInRange().

insert()

void llvm::ARMBasicBlockUtils::insert ( unsigned  BBNum, BasicBlockInfo  BBI  )

inline

Definition at line 147 of file ARMBasicBlockInfo.h.

References llvm::SmallVectorTemplateCommon< T, typename >::begin(), and llvm::SmallVectorImpl< T >::insert().

isBBInRange()

bool llvm::ARMBasicBlockUtils::isBBInRange	(	MachineInstr *	MI,
		MachineBasicBlock *	DestBB,
		unsigned	MaxDisp
	)		const

isBBInRange - Returns true if the distance between specific MI and specific BB can fit in MI's displacement field.

Definition at line 93 of file ARMBasicBlockInfo.cpp.

References llvm::dbgs(), llvm::MachineBasicBlock::getNumber(), getOffsetOf(), LLVM_DEBUG, MI, and llvm::printMBBReference().

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The documentation for this class was generated from the following files:

• lib/Target/ARM/ARMBasicBlockInfo.h
• lib/Target/ARM/ARMBasicBlockInfo.cpp