v8::internal::LCodeGen::X87Stack Class Reference

Inheritance diagram for v8::internal::LCodeGen::X87Stack:

Collaboration diagram for v8::internal::LCodeGen::X87Stack:

Public Member Functions
	X87Stack (MacroAssembler *masm)
	X87Stack (const X87Stack &other)
bool	operator== (const X87Stack &other) const
X87Stack &	operator= (const X87Stack &other)
bool	Contains (X87Register reg)
void	Fxch (X87Register reg, int other_slot=0)
void	Free (X87Register reg)
void	PrepareToWrite (X87Register reg)
void	CommitWrite (X87Register reg)
void	FlushIfNecessary (LInstruction *instr, LCodeGen *cgen)
void	LeavingBlock (int current_block_id, LGoto *goto_instr, LCodeGen *cgen)
int	depth () const
int	GetLayout ()
int	st (X87Register reg)
void	pop ()
void	push (X87Register reg)
MacroAssembler *	masm () const
Isolate *	isolate () const
Public Member Functions inherited from v8::internal::ZoneObject
	INLINE (void *operator new(size_t size, Zone *zone))
void	operator delete (void *, size_t)
void	operator delete (void *pointer, Zone *zone)

Private Member Functions
int	ArrayIndex (X87Register reg)
int	st2idx (int pos)

Private Attributes
X87Register	stack_ [X87Register::kMaxNumAllocatableRegisters]
int	stack_depth_
bool	is_mutable_
MacroAssembler *	masm_

Detailed Description

Definition at line 380 of file lithium-codegen-x87.h.

Constructor & Destructor Documentation

X87Stack() [1/2]

v8::internal::LCodeGen::X87Stack::X87Stack ( MacroAssembler *  masm )

inlineexplicit

Definition at line 382 of file lithium-codegen-x87.h.

        : stack_depth_(0), is_mutable_(true), masm_(masm) { }

X87Stack() [2/2]

v8::internal::LCodeGen::X87Stack::X87Stack ( const X87Stack &  other )

inlineexplicit

Definition at line 384 of file lithium-codegen-x87.h.

        : stack_depth_(other.stack_depth_), is_mutable_(false), masm_(masm()) {
      for (int i = 0; i < stack_depth_; i++) {
        stack_[i] = other.stack_[i];
      }
    }

References stack_, and stack_depth_.

Member Function Documentation

ArrayIndex()

int v8::internal::LCodeGen::X87Stack::ArrayIndex ( X87Register  reg )

private

Referenced by st().

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CommitWrite()

void v8::internal::LCodeGen::X87Stack::CommitWrite

(

X87Register

reg

)

Referenced by v8::internal::LCodeGen::X87CommitWrite().

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Contains()

bool v8::internal::LCodeGen::X87Stack::Contains

(

X87Register

reg

)

depth()

int v8::internal::LCodeGen::X87Stack::depth ( ) const

inline

Definition at line 411 of file lithium-codegen-x87.h.

{ return stack_depth_; }

References stack_depth_.

Referenced by v8::internal::LCodeGen::X87StackEmpty().

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FlushIfNecessary()

void v8::internal::LCodeGen::X87Stack::FlushIfNecessary	(	LInstruction *	instr,
		LCodeGen *	cgen
	)

Referenced by v8::internal::LCodeGen::FlushX87StackIfNecessary().

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Free()

void v8::internal::LCodeGen::X87Stack::Free

(

X87Register

reg

)

Referenced by v8::internal::LCodeGen::X87Free().

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Fxch()

void v8::internal::LCodeGen::X87Stack::Fxch	(	X87Register	reg,
		int	other_slot = 0
	)

Referenced by v8::internal::LCodeGen::X87Fxch().

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GetLayout()

int v8::internal::LCodeGen::X87Stack::GetLayout

(

)

isolate()

Isolate* v8::internal::LCodeGen::X87Stack::isolate ( ) const

inline

Definition at line 426 of file lithium-codegen-x87.h.

{ return masm_->isolate(); }

References v8::internal::AssemblerBase::isolate(), and masm_.

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LeavingBlock()

void v8::internal::LCodeGen::X87Stack::LeavingBlock	(	int	current_block_id,
		LGoto *	goto_instr,
		LCodeGen *	cgen
	)

masm()

MacroAssembler* v8::internal::LCodeGen::X87Stack::masm ( ) const

inline

Definition at line 425 of file lithium-codegen-x87.h.

{ return masm_; }

References masm_.

operator=()

X87Stack& v8::internal::LCodeGen::X87Stack::operator= ( const X87Stack &  other )

inline

Definition at line 397 of file lithium-codegen-x87.h.

                                               {
      stack_depth_ = other.stack_depth_;
      for (int i = 0; i < stack_depth_; i++) {
        stack_[i] = other.stack_[i];
      }
      return *this;
    }

References stack_, and stack_depth_.

operator==()

bool v8::internal::LCodeGen::X87Stack::operator== ( const X87Stack &  other ) const

inline

Definition at line 390 of file lithium-codegen-x87.h.

                                                 {
      if (stack_depth_ != other.stack_depth_) return false;
      for (int i = 0; i < stack_depth_; i++) {
        if (!stack_[i].is(other.stack_[i])) return false;
      }
      return true;
    }

References stack_, and stack_depth_.

pop()

void v8::internal::LCodeGen::X87Stack::pop ( )

inline

Definition at line 414 of file lithium-codegen-x87.h.

               {
      DCHECK(is_mutable_);
      stack_depth_--;
    }

References DCHECK, is_mutable_, and stack_depth_.

PrepareToWrite()

void v8::internal::LCodeGen::X87Stack::PrepareToWrite

(

X87Register

reg

)

Referenced by v8::internal::LCodeGen::X87PrepareToWrite().

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push()

void v8::internal::LCodeGen::X87Stack::push ( X87Register  reg )

inline

Definition at line 418 of file lithium-codegen-x87.h.

                               {
      DCHECK(is_mutable_);
      DCHECK(stack_depth_ < X87Register::kMaxNumAllocatableRegisters);
      stack_[stack_depth_] = reg;
      stack_depth_++;
    }

References DCHECK, is_mutable_, v8::internal::X87Register::kMaxNumAllocatableRegisters, stack_, and stack_depth_.

st()

int v8::internal::LCodeGen::X87Stack::st ( X87Register  reg )

inline

Definition at line 413 of file lithium-codegen-x87.h.

{ return st2idx(ArrayIndex(reg)); }

References ArrayIndex(), and st2idx().

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st2idx()

int v8::internal::LCodeGen::X87Stack::st2idx ( int  pos )

private

Referenced by st().

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Member Data Documentation

is_mutable_

bool v8::internal::LCodeGen::X87Stack::is_mutable_

private

Definition at line 434 of file lithium-codegen-x87.h.

Referenced by pop(), and push().

masm_

MacroAssembler* v8::internal::LCodeGen::X87Stack::masm_

private

Definition at line 435 of file lithium-codegen-x87.h.

Referenced by isolate(), and masm().

stack_

X87Register v8::internal::LCodeGen::X87Stack::stack_[X87Register::kMaxNumAllocatableRegisters]

private

Definition at line 432 of file lithium-codegen-x87.h.

Referenced by operator=(), operator==(), push(), and X87Stack().

stack_depth_

int v8::internal::LCodeGen::X87Stack::stack_depth_

private

Definition at line 433 of file lithium-codegen-x87.h.

Referenced by depth(), operator=(), operator==(), pop(), push(), and X87Stack().

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

• /mnt/V8SourceCode/src/x87/lithium-codegen-x87.h