LOperand Class Reference

#include <lithium.h>

Inheritance diagram for LOperand:

Collaboration diagram for LOperand:

Data Structures
class	KindField

Public Types
enum	Kind {   INVALID, UNALLOCATED, CONSTANT_OPERAND, STACK_SLOT,   DOUBLE_STACK_SLOT, REGISTER, DOUBLE_REGISTER, ARGUMENT }

Public Member Functions
	LOperand ()
Kind	kind () const
int	index () const
bool	Equals (LOperand *other) const
void	PrintTo (StringStream *stream)
void	ConvertTo (Kind kind, int index)
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 void	SetUpCaches ()
static void	TearDownCaches ()

Protected Member Functions
	LOperand (Kind kind, int index)

Protected Attributes
unsigned	value_

Static Protected Attributes
static const int	kKindFieldWidth = 3

Detailed Description

Definition at line 46 of file lithium.h.

Member Enumeration Documentation

enum Kind

Enumerator
INVALID
UNALLOCATED
CONSTANT_OPERAND
STACK_SLOT
DOUBLE_STACK_SLOT
REGISTER
DOUBLE_REGISTER
ARGUMENT

Definition at line 48 of file lithium.h.

Constructor & Destructor Documentation

LOperand ( )

inline

Definition at line 59 of file lithium.h.

LOperand ( Kind  kind, int  index  )

inlineprotected

Definition at line 87 of file lithium.h.

References LOperand::ConvertTo().

Member Function Documentation

void ConvertTo ( Kind  kind, int  index  )

inline

Definition at line 73 of file lithium.h.

References ASSERT, BitField< Kind, 0, kKindFieldWidth >::encode(), LOperand::index(), LOperand::kKindFieldWidth, and LOperand::value_.

Referenced by LOperand::LOperand(), and LiveRange::SetSpillOperand().

bool Equals ( LOperand *  other ) const

inline

Definition at line 70 of file lithium.h.

References LOperand::value_.

Referenced by LParallelMove::PrintDataTo().

int index ( ) const

inline

Definition at line 62 of file lithium.h.

References LOperand::kKindFieldWidth, and LOperand::value_.

Referenced by LOperand::ConvertTo(), LConstantOperand::Create(), LStackSlot::Create(), LDoubleStackSlot::Create(), LRegister::Create(), LDoubleRegister::Create(), LChunk::LookupConstant(), LChunk::LookupLiteralRepresentation(), LOperand::PrintTo(), LPointerMap::RecordPointer(), LPointerMap::RecordUntagged(), LPointerMap::RemovePointer(), and LiveRange::SetSpillOperand().

Kind kind ( ) const

inline

Definition at line 61 of file lithium.h.

References BitField< Kind, 0, kKindFieldWidth >::decode(), and LOperand::value_.

Referenced by LOperand::PrintTo(), and LiveRange::SetSpillOperand().

void PrintTo

(

StringStream *

stream

)

Definition at line 52 of file lithium.cc.

References StringStream::Add(), Register::AllocationIndexToString(), DwVfpRegister::AllocationIndexToString(), LUnallocated::ANY, LOperand::ARGUMENT, LUnallocated::cast(), LOperand::CONSTANT_OPERAND, LOperand::DOUBLE_REGISTER, LOperand::DOUBLE_STACK_SLOT, LUnallocated::FIXED_DOUBLE_REGISTER, LUnallocated::fixed_index(), LUnallocated::FIXED_REGISTER, LUnallocated::FIXED_SLOT, LOperand::index(), LOperand::INVALID, LOperand::kind(), LUnallocated::MUST_HAVE_REGISTER, LUnallocated::NONE, v8::internal::NULL, LUnallocated::policy(), LOperand::REGISTER, LUnallocated::SAME_AS_FIRST_INPUT, LOperand::STACK_SLOT, LOperand::UNALLOCATED, LUnallocated::virtual_register(), and LUnallocated::WRITABLE_REGISTER.

Referenced by LInstruction::PrintDataTo(), LParallelMove::PrintDataTo(), LAccessArgumentsAt::PrintDataTo(), LCmpIDAndBranch::PrintDataTo(), LUnaryMathOperation::PrintDataTo(), LIsNilAndBranch::PrintDataTo(), LIsObjectAndBranch::PrintDataTo(), LIsStringAndBranch::PrintDataTo(), LIsSmiAndBranch::PrintDataTo(), LStringCompareAndBranch::PrintDataTo(), LBranch::PrintDataTo(), LLoadContextSlot::PrintDataTo(), LStoreContextSlot::PrintDataTo(), LCallNew::PrintDataTo(), LStoreNamedField::PrintDataTo(), LStoreNamedGeneric::PrintDataTo(), LStoreKeyedGeneric::PrintDataTo(), LTypeofIsAndBranch::PrintDataTo(), and LInstruction::PrintOutputOperandTo().

void SetUpCaches ( )

static

Definition at line 132 of file lithium.cc.

References LITHIUM_OPERAND_LIST, and LITHIUM_OPERAND_SETUP.

void TearDownCaches ( )

static

Definition at line 139 of file lithium.cc.

References LITHIUM_OPERAND_LIST, and LITHIUM_OPERAND_TEARDOWN.

Referenced by V8::TearDown().

Field Documentation

const int kKindFieldWidth = 3

staticprotected

Definition at line 84 of file lithium.h.

Referenced by LOperand::ConvertTo(), and LOperand::index().

unsigned value_

protected

Definition at line 89 of file lithium.h.

Referenced by LOperand::ConvertTo(), LOperand::Equals(), LUnallocated::fixed_index(), LOperand::index(), LUnallocated::IsUsedAtStart(), LOperand::kind(), LUnallocated::policy(), LUnallocated::set_policy(), LUnallocated::set_virtual_register(), and LUnallocated::virtual_register().

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

• src/lithium.h
• src/lithium.cc