v8::internal::FrameAndConstantPoolScope Class Reference

#include <macro-assembler-arm.h>

Collaboration diagram for v8::internal::FrameAndConstantPoolScope:

Public Member Functions
	FrameAndConstantPoolScope (MacroAssembler *masm, StackFrame::Type type)
	~FrameAndConstantPoolScope ()
void	GenerateLeaveFrame ()

Private Member Functions
	DISALLOW_IMPLICIT_CONSTRUCTORS (FrameAndConstantPoolScope)

Private Attributes
MacroAssembler *	masm_
StackFrame::Type	type_
bool	old_has_frame_
bool	old_constant_pool_available_

Detailed Description

Definition at line 1533 of file macro-assembler-arm.h.

Constructor & Destructor Documentation

FrameAndConstantPoolScope()

v8::internal::FrameAndConstantPoolScope::FrameAndConstantPoolScope ( MacroAssembler *  masm, StackFrame::Type  type  )

inline

Definition at line 1535 of file macro-assembler-arm.h.

      : masm_(masm),
        type_(type),
        old_has_frame_(masm->has_frame()),
        old_constant_pool_available_(masm->is_constant_pool_available())  {
    // We only want to enable constant pool access for non-manual frame scopes
    // to ensure the constant pool pointer is valid throughout the scope.
    DCHECK(type_ != StackFrame::MANUAL && type_ != StackFrame::NONE);
    masm->set_has_frame(true);
    masm->set_constant_pool_available(true);
    masm->EnterFrame(type, !old_constant_pool_available_);
  }

References DCHECK, v8::internal::MacroAssembler::EnterFrame(), NONE, old_constant_pool_available_, v8::internal::Assembler::set_constant_pool_available(), v8::internal::MacroAssembler::set_has_frame(), and type_.

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~FrameAndConstantPoolScope()

v8::internal::FrameAndConstantPoolScope::~FrameAndConstantPoolScope ( )

inline

Definition at line 1548 of file macro-assembler-arm.h.

                               {
    masm_->LeaveFrame(type_);
    masm_->set_has_frame(old_has_frame_);
    masm_->set_constant_pool_available(old_constant_pool_available_);
  }

References v8::internal::MacroAssembler::LeaveFrame(), masm_, old_constant_pool_available_, old_has_frame_, v8::internal::Assembler::set_constant_pool_available(), v8::internal::MacroAssembler::set_has_frame(), and type_.

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Member Function Documentation

DISALLOW_IMPLICIT_CONSTRUCTORS()

v8::internal::FrameAndConstantPoolScope::DISALLOW_IMPLICIT_CONSTRUCTORS ( FrameAndConstantPoolScope  )

private

GenerateLeaveFrame()

void v8::internal::FrameAndConstantPoolScope::GenerateLeaveFrame ( )

inline

Definition at line 1559 of file macro-assembler-arm.h.

                            {
    DCHECK(type_ != StackFrame::MANUAL && type_ != StackFrame::NONE);
    masm_->LeaveFrame(type_);
  }

References DCHECK, v8::internal::MacroAssembler::LeaveFrame(), masm_, NONE, and type_.

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Member Data Documentation

masm_

MacroAssembler* v8::internal::FrameAndConstantPoolScope::masm_

private

Definition at line 1565 of file macro-assembler-arm.h.

Referenced by GenerateLeaveFrame(), and ~FrameAndConstantPoolScope().

old_constant_pool_available_

bool v8::internal::FrameAndConstantPoolScope::old_constant_pool_available_

private

Definition at line 1568 of file macro-assembler-arm.h.

Referenced by FrameAndConstantPoolScope(), and ~FrameAndConstantPoolScope().

old_has_frame_

bool v8::internal::FrameAndConstantPoolScope::old_has_frame_

private

Definition at line 1567 of file macro-assembler-arm.h.

Referenced by ~FrameAndConstantPoolScope().

type_

StackFrame::Type v8::internal::FrameAndConstantPoolScope::type_

private

Definition at line 1566 of file macro-assembler-arm.h.

Referenced by FrameAndConstantPoolScope(), GenerateLeaveFrame(), and ~FrameAndConstantPoolScope().

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

• /mnt/V8SourceCode/src/arm/macro-assembler-arm.h