LChunk Class Reference

#include <lithium.h>

Inheritance diagram for LChunk:

Collaboration diagram for LChunk:

Public Member Functions
void	AddInstruction (LInstruction *instruction, HBasicBlock *block)
LConstantOperand *	DefineConstantOperand (HConstant *constant)
HConstant *	LookupConstant (LConstantOperand *operand) const
Representation	LookupLiteralRepresentation (LConstantOperand *operand) const
int	ParameterAt (int index)
int	GetParameterStackSlot (int index) const
int	spill_slot_count () const
CompilationInfo *	info () const
HGraph *	graph () const
const ZoneList< LInstruction * > *	instructions () const
void	AddGapMove (int index, LOperand *from, LOperand *to)
LGap *	GetGapAt (int index) const
bool	IsGapAt (int index) const
int	NearestGapPos (int index) const
void	MarkEmptyBlocks ()
const ZoneList< LPointerMap * > *	pointer_maps () const
LLabel *	GetLabel (int block_id) const
int	LookupDestination (int block_id) const
Label *	GetAssemblyLabel (int block_id) const
const ZoneList< Handle < JSFunction > > *	inlined_closures () const
void	AddInlinedClosure (Handle< JSFunction > closure)
Zone *	zone () const
Handle< Code >	Codegen ()
Public Member Functions inherited from ZoneObject
	INLINE (void *operator new(size_t size, Zone *zone))
void	operator delete (void *, size_t)
void	operator delete (void *pointer, Zone *zone)

Static Public Member Functions
static LChunk *	NewChunk (HGraph *graph)

Protected Member Functions
	LChunk (CompilationInfo *info, HGraph *graph)

Protected Attributes
int	spill_slot_count_

Detailed Description

Definition at line 650 of file lithium.h.

Constructor & Destructor Documentation

LChunk ( CompilationInfo *  info, HGraph *  graph  )

inlineprotected

Definition at line 688 of file lithium.h.

Member Function Documentation

void AddGapMove	(	int	index,
		LOperand *	from,
		LOperand *	to
	)

Definition at line 376 of file lithium.cc.

References LParallelMove::AddMove(), LChunk::GetGapAt(), LGap::GetOrCreateParallelMove(), LGap::START, and LChunk::zone().

void AddInlinedClosure ( Handle< JSFunction >  closure )

inline

Definition at line 679 of file lithium.h.

References LChunk::zone().

void AddInstruction	(	LInstruction *	instruction,
		HBasicBlock *	block
	)

Definition at line 317 of file lithium.cc.

References LInstruction::HasPointerMap(), LInstruction::IsControl(), LInstruction::pointer_map(), LPointerMap::set_lithium_position(), HGraph::zone(), and LChunk::zone().

Handle< Code > Codegen

(

)

Definition at line 417 of file lithium.cc.

References v8::internal::code(), Code::ComputeFlags(), v8::internal::flags, v8::internal::generator(), LChunk::info(), CodeGenerator::MakeCodeEpilogue(), CodeGenerator::MakeCodePrologue(), LChunk::MarkEmptyBlocks(), Handle< T >::null(), v8::internal::NULL, CodeGenerator::PrintCode(), and v8::internal::PrintF().

Referenced by OptimizingCompiler::GenerateAndInstallCode().

LConstantOperand * DefineConstantOperand

(

HConstant *

constant

)

Definition at line 336 of file lithium.cc.

References LConstantOperand::Create(), HValue::id(), and LChunk::zone().

Label * GetAssemblyLabel

(

int

block_id

)

const

Definition at line 275 of file lithium.cc.

References ASSERT, LChunk::GetLabel(), LLabel::HasReplacement(), and LLabel::label().

LGap * GetGapAt

(

int

index

)

const

Definition at line 360 of file lithium.cc.

References LGap::cast().

Referenced by LChunk::AddGapMove().

LLabel * GetLabel

(

int

block_id

)

const

Definition at line 260 of file lithium.cc.

References HGraph::blocks(), LGap::cast(), and HBasicBlock::first_instruction_index().

Referenced by LChunk::GetAssemblyLabel(), LChunk::LookupDestination(), and LChunk::MarkEmptyBlocks().

int GetParameterStackSlot

(

int

index

)

const

Definition at line 341 of file lithium.cc.

References ASSERT, LChunk::info(), Scope::num_parameters(), and CompilationInfo::scope().

HGraph* graph ( ) const

inline

Definition at line 663 of file lithium.h.

Referenced by LChunk::MarkEmptyBlocks(), and HTracer::TraceLithium().

CompilationInfo* info ( ) const

inline

Definition at line 662 of file lithium.h.

Referenced by LChunk::Codegen(), LChunk::GetParameterStackSlot(), LChunk::NewChunk(), and LChunk::ParameterAt().

const ZoneList<Handle<JSFunction> >* inlined_closures ( ) const

inline

Definition at line 675 of file lithium.h.

const ZoneList<LInstruction*>* instructions ( ) const

inline

Definition at line 664 of file lithium.h.

Referenced by LChunk::MarkEmptyBlocks().

bool IsGapAt

(

int

index

)

const

Definition at line 365 of file lithium.cc.

Referenced by LChunk::NearestGapPos().

HConstant * LookupConstant

(

LConstantOperand *

operand

)

const

Definition at line 382 of file lithium.cc.

References HValue::cast(), LOperand::index(), and HGraph::LookupValue().

int LookupDestination

(

int

block_id

)

const

Definition at line 267 of file lithium.cc.

References LLabel::block_id(), LChunk::GetLabel(), v8::internal::NULL, and LLabel::replacement().

Representation LookupLiteralRepresentation

(

LConstantOperand *

operand

)

const

Definition at line 387 of file lithium.cc.

References LOperand::index(), and HGraph::LookupValue().

void MarkEmptyBlocks

(

)

Definition at line 281 of file lithium.cc.

References LGoto::block_id(), HGraph::blocks(), LGap::cast(), HBasicBlock::first_instruction_index(), LChunk::GetLabel(), LChunk::graph(), LChunk::instructions(), LLabel::is_loop_header(), LInstruction::IsGap(), LGap::IsRedundant(), HBasicBlock::last_instruction_index(), and LLabel::set_replacement().

Referenced by LChunk::Codegen().

int NearestGapPos

(

int

index

)

const

Definition at line 370 of file lithium.cc.

References LChunk::IsGapAt().

LChunk * NewChunk ( HGraph *  graph )

static

Definition at line 393 of file lithium.cc.

References HGraph::GetMaximumValueID(), HGraph::info(), LChunk::info(), LUnallocated::kMaxVirtualRegisters, v8::internal::NULL, and CompilationInfo::set_bailout_reason().

Referenced by OptimizingCompiler::OptimizeGraph().

int ParameterAt

(

int

index

)

Definition at line 353 of file lithium.cc.

References ASSERT, LChunk::info(), and v8::internal::kPointerSize.

const ZoneList<LPointerMap*>* pointer_maps ( ) const

inline

Definition at line 670 of file lithium.h.

int spill_slot_count ( ) const

inline

Definition at line 661 of file lithium.h.

References LChunk::spill_slot_count_.

Zone* zone ( ) const

inline

Definition at line 683 of file lithium.h.

References CompilationInfo::zone().

Referenced by LChunk::AddGapMove(), LChunk::AddInlinedClosure(), LChunk::AddInstruction(), LChunk::DefineConstantOperand(), and LPlatformChunk::GetNextSpillSlot().

Field Documentation

int spill_slot_count_

protected

Definition at line 696 of file lithium.h.

Referenced by LPlatformChunk::GetNextSpillIndex(), and LChunk::spill_slot_count().

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

• src/lithium.h
• src/lithium.cc