dart::compiler::ffi::NativeRegistersLocation Class Reference

#include <native_location.h>

Inheritance diagram for dart::compiler::ffi::NativeRegistersLocation:

Public Member Functions
	NativeRegistersLocation (const NativeType &payload_type, const NativeType &container_type, ZoneGrowableArray< Register > *registers)
	NativeRegistersLocation (Zone *zone, const NativeType &payload_type, const NativeType &container_type, Register reg)
	NativeRegistersLocation (Zone *zone, const NativeType &payload_type, const NativeType &container_type, Register register1, Register register2)
virtual	~NativeRegistersLocation ()
virtual NativeRegistersLocation &	WithOtherNativeType (Zone *zone, const NativeType &new_payload_type, const NativeType &new_container_type) const
virtual bool	IsRegisters () const
virtual bool	IsExpressibleAsLocation () const
virtual Location	AsLocation () const
intptr_t	num_regs () const
Register	reg_at (intptr_t index) const
virtual NativeRegistersLocation &	Split (Zone *zone, intptr_t num_parts, intptr_t index) const
virtual void	PrintTo (BaseTextBuffer *f) const
virtual bool	Equals (const NativeLocation &other) const
Public Member Functions inherited from dart::compiler::ffi::NativeLocation
const NativeType &	payload_type () const
const NativeType &	container_type () const
NativeLocation &	WidenTo4Bytes (Zone *zone) const
NativeLocation &	WidenTo8Bytes (Zone *zone) const
virtual bool	IsFpuRegisters () const
virtual bool	IsStack () const
virtual bool	IsMultiple () const
virtual bool	IsPointerToMemory () const
virtual bool	IsBoth () 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 intptr_t	StackTopInBytes () 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)

Additional Inherited Members
Static Public Member Functions inherited from dart::compiler::ffi::NativeLocation
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 inherited from dart::compiler::ffi::NativeLocation
	NativeLocation (const NativeType &payload_type, const NativeType &container_type)

Detailed Description

Definition at line 159 of file native_location.h.

Constructor & Destructor Documentation

NativeRegistersLocation() [1/3]

dart::compiler::ffi::NativeRegistersLocation::NativeRegistersLocation ( const NativeType &  payload_type, const NativeType &  container_type, ZoneGrowableArray< Register > *  registers  )

inline

Definition at line 161 of file native_location.h.

      : NativeLocation(payload_type, container_type), regs_(registers) {}

NativeRegistersLocation() [2/3]

dart::compiler::ffi::NativeRegistersLocation::NativeRegistersLocation ( Zone *  zone, const NativeType &  payload_type, const NativeType &  container_type, Register  reg  )

inline

Definition at line 165 of file native_location.h.

      : NativeLocation(payload_type, container_type) {
    regs_ = new (zone) ZoneGrowableArray<Register>(zone, 1);
    regs_->Add(reg);
  }

NativeRegistersLocation() [3/3]

dart::compiler::ffi::NativeRegistersLocation::NativeRegistersLocation ( Zone *  zone, const NativeType &  payload_type, const NativeType &  container_type, Register  register1, Register  register2  )

inline

Definition at line 173 of file native_location.h.

      : NativeLocation(payload_type, container_type) {
    regs_ = new (zone) ZoneGrowableArray<Register>(zone, 2);
    regs_->Add(register1);
    regs_->Add(register2);
  }

~NativeRegistersLocation()

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

inlinevirtual

Definition at line 183 of file native_location.h.

{}

Member Function Documentation

AsLocation()

Location dart::compiler::ffi::NativeRegistersLocation::AsLocation ( ) const

virtual

Reimplemented from dart::compiler::ffi::NativeLocation.

Definition at line 106 of file native_location.cc.

                                                   {
  ASSERT(IsExpressibleAsLocation());
  switch (num_regs()) {
    case 1:
      return Location::RegisterLocation(regs_->At(0));
    case 2:
      return Location::Pair(Location::RegisterLocation(regs_->At(0)),
                            Location::RegisterLocation(regs_->At(1)));
  }
  UNREACHABLE_THIS();
}

Equals()

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

virtual

Reimplemented from dart::compiler::ffi::NativeLocation.

Definition at line 219 of file native_location.cc.

                                                                      {
  if (!other.IsRegisters()) {
    return false;
  }
  const auto& other_regs = other.AsRegisters();
  if (other_regs.num_regs() != num_regs()) {
    return false;
  }
  for (intptr_t i = 0; i < num_regs(); i++) {
    if (other_regs.reg_at(i) != reg_at(i)) {
      return false;
    }
  }
  return true;
}

IsExpressibleAsLocation()

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

inlinevirtual

Reimplemented from dart::compiler::ffi::NativeLocation.

Definition at line 194 of file native_location.h.

                                               {
    return num_regs() == 1 || num_regs() == 2;
  }

IsRegisters()

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

inlinevirtual

Reimplemented from dart::compiler::ffi::NativeLocation.

Definition at line 193 of file native_location.h.

{ return true; }

num_regs()

intptr_t dart::compiler::ffi::NativeRegistersLocation::num_regs ( ) const

inline

Definition at line 200 of file native_location.h.

{ return regs_->length(); }

PrintTo()

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

virtual

Reimplemented from dart::compiler::ffi::NativeLocation.

Definition at line 292 of file native_location.cc.

                                                             {
  if (num_regs() == 1) {
    f->Printf("%s", RegisterNames::RegisterAbiName(regs_->At(0)));
  } else {
    f->AddString("(");
    for (intptr_t i = 0; i < num_regs(); i++) {
      if (i != 0) {
        f->Printf(", ");
      }
      f->Printf("%s", RegisterNames::RegisterAbiName(regs_->At(i)));
    }
    f->AddString(")");
  }
  PrintRepresentations(f, *this);
}

reg_at()

Register dart::compiler::ffi::NativeRegistersLocation::reg_at ( intptr_t  index ) const

inline

Definition at line 201 of file native_location.h.

{ return regs_->At(index); }

Split()

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

virtual

Reimplemented from dart::compiler::ffi::NativeLocation.

Definition at line 144 of file native_location.cc.

                                                                              {
  ASSERT(num_parts == 2);
  ASSERT(num_regs() == num_parts);
  return *new (zone) NativeRegistersLocation(
      zone, payload_type().Split(zone, index),
      container_type().Split(zone, index), reg_at(index));
}

WithOtherNativeType()

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

inlinevirtual

Implements dart::compiler::ffi::NativeLocation.

Definition at line 185 of file native_location.h.

                                                  {
    return *new (zone)
        NativeRegistersLocation(new_payload_type, new_container_type, regs_);
  }

---

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