dart::compiler::ffi::NativeLocation Class Reference

#include <native_location.h>

Inheritance diagram for dart::compiler::ffi::NativeLocation:

Public Member Functions
const NativeType &	payload_type () const
const NativeType &	container_type () const
virtual NativeLocation &	WithOtherNativeType (Zone *zone, const NativeType &new_payload_type, const NativeType &new_container_type) const =0
NativeLocation &	WidenTo4Bytes (Zone *zone) const
NativeLocation &	WidenTo8Bytes (Zone *zone) const
virtual bool	IsRegisters () const
virtual bool	IsFpuRegisters () const
virtual bool	IsStack () const
virtual bool	IsMultiple () const
virtual bool	IsPointerToMemory () const
virtual bool	IsBoth () const
virtual bool	IsExpressibleAsLocation () const
virtual Location	AsLocation () const
virtual void	PrintTo (BaseTextBuffer *f) const
const char *	ToCString (Zone *zone) const
const char *	ToCString () const
const NativeRegistersLocation &	AsRegisters () const
const NativeFpuRegistersLocation &	AsFpuRegisters () const
const NativeStackLocation &	AsStack () const
const MultipleNativeLocations &	AsMultiple () const
const PointerToMemoryLocation &	AsPointerToMemory () const
const BothNativeLocations &	AsBoth () const
virtual NativeLocation &	Split (Zone *zone, intptr_t num_parts, intptr_t index) const
virtual intptr_t	StackTopInBytes () const
virtual bool	Equals (const NativeLocation &other) const
virtual	~NativeLocation ()
Public Member Functions inherited from dart::ZoneAllocated
	ZoneAllocated ()
void *	operator new (size_t size)
void *	operator new (size_t size, Zone *zone)
void	operator delete (void *pointer)

Static Public Member Functions
static bool	LocationCanBeExpressed (Location loc, Representation rep)
static NativeLocation &	FromLocation (Zone *zone, Location loc, Representation rep)
static NativeLocation &	FromPairLocation (Zone *zone, Location loc, Representation rep, intptr_t index)

Protected Member Functions
	NativeLocation (const NativeType &payload_type, const NativeType &container_type)

Detailed Description

Definition at line 63 of file native_location.h.

Constructor & Destructor Documentation

~NativeLocation()

virtual dart::compiler::ffi::NativeLocation::~NativeLocation ( )

inlinevirtual

Definition at line 141 of file native_location.h.

{}

NativeLocation()

dart::compiler::ffi::NativeLocation::NativeLocation ( const NativeType &  payload_type, const NativeType &  container_type  )

inlineprotected

Definition at line 144 of file native_location.h.

      : payload_type_(payload_type), container_type_(container_type) {}

Member Function Documentation

AsBoth()

const BothNativeLocations & dart::compiler::ffi::NativeLocation::AsBoth

(

)

const

Definition at line 100 of file native_location.cc.

                                                        {
  ASSERT(IsBoth());
  return static_cast<const BothNativeLocations&>(*this);
}

AsFpuRegisters()

const NativeFpuRegistersLocation & dart::compiler::ffi::NativeLocation::AsFpuRegisters

(

)

const

Definition at line 80 of file native_location.cc.

                                                                       {
  ASSERT(IsFpuRegisters());
  return static_cast<const NativeFpuRegistersLocation&>(*this);
}

AsLocation()

virtual Location dart::compiler::ffi::NativeLocation::AsLocation ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeRegistersLocation, dart::compiler::ffi::NativeFpuRegistersLocation, and dart::compiler::ffi::NativeStackLocation.

Definition at line 108 of file native_location.h.

                                      {
    ASSERT(IsExpressibleAsLocation());
    UNREACHABLE_THIS();
  }

AsMultiple()

const MultipleNativeLocations & dart::compiler::ffi::NativeLocation::AsMultiple

(

)

const

Definition at line 90 of file native_location.cc.

                                                                {
  ASSERT(IsMultiple());
  return static_cast<const MultipleNativeLocations&>(*this);
}

AsPointerToMemory()

const PointerToMemoryLocation & dart::compiler::ffi::NativeLocation::AsPointerToMemory

(

)

const

Definition at line 95 of file native_location.cc.

                                                                       {
  ASSERT(IsPointerToMemory());
  return static_cast<const PointerToMemoryLocation&>(*this);
}

AsRegisters()

const NativeRegistersLocation & dart::compiler::ffi::NativeLocation::AsRegisters

(

)

const

Definition at line 75 of file native_location.cc.

                                                                 {
  ASSERT(IsRegisters());
  return static_cast<const NativeRegistersLocation&>(*this);
}

AsStack()

const NativeStackLocation & dart::compiler::ffi::NativeLocation::AsStack

(

)

const

Definition at line 85 of file native_location.cc.

                                                         {
  ASSERT(IsStack());
  return static_cast<const NativeStackLocation&>(*this);
}

container_type()

const NativeType & dart::compiler::ffi::NativeLocation::container_type ( ) const

inline

Definition at line 85 of file native_location.h.

{ return container_type_; }

Equals()

virtual bool dart::compiler::ffi::NativeLocation::Equals ( const NativeLocation &  other ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeRegistersLocation, dart::compiler::ffi::NativeFpuRegistersLocation, dart::compiler::ffi::NativeStackLocation, and dart::compiler::ffi::PointerToMemoryLocation.

Definition at line 139 of file native_location.h.

{ UNREACHABLE_THIS(); }

FromLocation()

NativeLocation & dart::compiler::ffi::NativeLocation::FromLocation ( Zone *  zone, Location  loc, Representation  rep  )

static

Definition at line 32 of file native_location.cc.

                                                                 {
  ASSERT(LocationCanBeExpressed(loc, rep));
 
  const NativeType& native_rep = NativeType::FromRepresentation(zone, rep);
 
  switch (loc.kind()) {
    case Location::Kind::kRegister:
      return *new (zone)
          NativeRegistersLocation(zone, native_rep, native_rep, loc.reg());
    case Location::Kind::kFpuRegister:
      return *new (zone)
          NativeFpuRegistersLocation(native_rep, native_rep, loc.fpu_reg());
    case Location::Kind::kStackSlot:
      return *new (zone)
          NativeStackLocation(native_rep, native_rep, loc.base_reg(),
                              loc.stack_index() * compiler::target::kWordSize);
    case Location::Kind::kDoubleStackSlot:
      return *new (zone)
          NativeStackLocation(native_rep, native_rep, loc.base_reg(),
                              loc.stack_index() * compiler::target::kWordSize);
    default:
      break;
  }
 
  UNREACHABLE();
}

FromPairLocation()

NativeLocation & dart::compiler::ffi::NativeLocation::FromPairLocation ( Zone *  zone, Location  loc, Representation  rep, intptr_t  index  )

static

Definition at line 61 of file native_location.cc.

                                                                 {
  ASSERT(pair_loc.IsPairLocation());
  ASSERT(index == 0 || index == 1);
  const Representation rep = NativeType::FromRepresentation(zone, pair_rep)
                                 .Split(zone, index)
                                 .AsRepresentation();
  const Location loc = pair_loc.AsPairLocation()->At(index);
  return FromLocation(zone, loc, rep);
}

IsBoth()

virtual bool dart::compiler::ffi::NativeLocation::IsBoth ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::BothNativeLocations.

Definition at line 104 of file native_location.h.

{ return false; }

IsExpressibleAsLocation()

virtual bool dart::compiler::ffi::NativeLocation::IsExpressibleAsLocation ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeRegistersLocation, dart::compiler::ffi::NativeFpuRegistersLocation, and dart::compiler::ffi::NativeStackLocation.

Definition at line 106 of file native_location.h.

{ return false; }

IsFpuRegisters()

virtual bool dart::compiler::ffi::NativeLocation::IsFpuRegisters ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeFpuRegistersLocation.

Definition at line 100 of file native_location.h.

{ return false; }

IsMultiple()

virtual bool dart::compiler::ffi::NativeLocation::IsMultiple ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::MultipleNativeLocations.

Definition at line 102 of file native_location.h.

{ return false; }

IsPointerToMemory()

virtual bool dart::compiler::ffi::NativeLocation::IsPointerToMemory ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::PointerToMemoryLocation.

Definition at line 103 of file native_location.h.

{ return false; }

IsRegisters()

virtual bool dart::compiler::ffi::NativeLocation::IsRegisters ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeRegistersLocation.

Definition at line 99 of file native_location.h.

{ return false; }

IsStack()

virtual bool dart::compiler::ffi::NativeLocation::IsStack ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeStackLocation.

Definition at line 101 of file native_location.h.

{ return false; }

LocationCanBeExpressed()

bool dart::compiler::ffi::NativeLocation::LocationCanBeExpressed ( Location  loc, Representation  rep  )

static

Definition at line 16 of file native_location.cc.

                                                                            {
  switch (loc.kind()) {
    case Location::Kind::kRegister:
    case Location::Kind::kFpuRegister:
    case Location::Kind::kStackSlot:
    case Location::Kind::kDoubleStackSlot:
      return true;
    default:
      break;
  }
  if (loc.IsPairLocation()) {
    return false;
  }
  return false;
}

payload_type()

const NativeType & dart::compiler::ffi::NativeLocation::payload_type ( ) const

inline

Definition at line 77 of file native_location.h.

{ return payload_type_; }

PrintTo()

void dart::compiler::ffi::NativeLocation::PrintTo ( BaseTextBuffer *  f ) const

virtual

Reimplemented in dart::compiler::ffi::NativeRegistersLocation, dart::compiler::ffi::NativeFpuRegistersLocation, dart::compiler::ffi::NativeStackLocation, dart::compiler::ffi::PointerToMemoryLocation, dart::compiler::ffi::MultipleNativeLocations, and dart::compiler::ffi::BothNativeLocations.

Definition at line 287 of file native_location.cc.

                                                    {
  f->AddString("I");
  PrintRepresentations(f, *this);
}

Split()

virtual NativeLocation & dart::compiler::ffi::NativeLocation::Split ( Zone *  zone, intptr_t  num_parts, intptr_t  index  ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeRegistersLocation, and dart::compiler::ffi::NativeStackLocation.

Definition at line 128 of file native_location.h.

                                                      {
    UNREACHABLE_THIS();
  }

StackTopInBytes()

virtual intptr_t dart::compiler::ffi::NativeLocation::StackTopInBytes ( ) const

inlinevirtual

Reimplemented in dart::compiler::ffi::NativeStackLocation, dart::compiler::ffi::PointerToMemoryLocation, dart::compiler::ffi::MultipleNativeLocations, and dart::compiler::ffi::BothNativeLocations.

Definition at line 136 of file native_location.h.

{ return 0; }

ToCString() [1/2]

const char * dart::compiler::ffi::NativeLocation::ToCString

(

)

const

Definition at line 374 of file native_location.cc.

                                            {
  return ToCString(Thread::Current()->zone());
}

ToCString() [2/2]

const char * dart::compiler::ffi::NativeLocation::ToCString

(

Zone *

zone

)

const

Definition at line 338 of file native_location.cc.

                                                      {
  ZoneTextBuffer textBuffer(zone);
  PrintTo(&textBuffer);
  return textBuffer.buffer();
}

WidenTo4Bytes()

NativeLocation & dart::compiler::ffi::NativeLocation::WidenTo4Bytes

(

Zone *

zone

)

const

Definition at line 187 of file native_location.cc.

                                                              {
  return WithOtherNativeType(zone, payload_type().WidenTo4Bytes(zone),
                             container_type().WidenTo4Bytes(zone));
}

WidenTo8Bytes()

NativeLocation & dart::compiler::ffi::NativeLocation::WidenTo8Bytes

(

Zone *

zone

)

const

Definition at line 192 of file native_location.cc.

                                                              {
  return WithOtherNativeType(zone, payload_type().WidenTo8Bytes(zone),
                             container_type().WidenTo8Bytes(zone));
}

WithOtherNativeType()

virtual NativeLocation & dart::compiler::ffi::NativeLocation::WithOtherNativeType ( Zone *  zone, const NativeType &  new_payload_type, const NativeType &  new_container_type  ) const

pure virtual

Implemented in dart::compiler::ffi::NativeRegistersLocation, dart::compiler::ffi::NativeFpuRegistersLocation, dart::compiler::ffi::NativeStackLocation, dart::compiler::ffi::PointerToMemoryLocation, dart::compiler::ffi::MultipleNativeLocations, and dart::compiler::ffi::BothNativeLocations.

---

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

• third_party/dart-lang/sdk/runtime/vm/compiler/ffi/native_location.h
• third_party/dart-lang/sdk/runtime/vm/compiler/ffi/native_location.cc