dart::BinaryFeedback Class Reference

#include <il.h>

Inheritance diagram for dart::BinaryFeedback:

Public Member Functions
	BinaryFeedback (Zone *zone)
bool	ArgumentIs (intptr_t cid) const
bool	OperandsAreEither (intptr_t cid_a, intptr_t cid_b) const
bool	OperandsAreSmiOrNull () const
bool	OperandsAreSmiOrMint () const
bool	OperandsAreSmiOrDouble () const
bool	OperandsAre (intptr_t cid) const
bool	IncludesOperands (intptr_t cid) const
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 const BinaryFeedback *	Create (Zone *zone, const ICData &ic_data)
static const BinaryFeedback *	CreateMonomorphic (Zone *zone, intptr_t receiver_cid, intptr_t argument_cid)

Friends
class	Cids

Detailed Description

Definition at line 830 of file il.h.

Constructor & Destructor Documentation

BinaryFeedback()

dart::BinaryFeedback::BinaryFeedback ( Zone *  zone )

inlineexplicit

Definition at line 832 of file il.h.

: feedback_(zone, 2) {}

Member Function Documentation

ArgumentIs()

bool dart::BinaryFeedback::ArgumentIs ( intptr_t  cid ) const

inline

Definition at line 839 of file il.h.

                                      {
    if (feedback_.is_empty()) {
      return false;
    }
    for (intptr_t i = 0, n = feedback_.length(); i < n; i++) {
      if (feedback_[i].second != cid) {
        return false;
      }
    }
    return true;
  }

Create()

const BinaryFeedback * dart::BinaryFeedback::Create ( Zone *  zone, const ICData &  ic_data  )

static

Definition at line 4097 of file il.cc.

                                                                    {
  BinaryFeedback* result = new (zone) BinaryFeedback(zone);
  if (ic_data.NumArgsTested() == 2) {
    for (intptr_t i = 0, n = ic_data.NumberOfChecks(); i < n; i++) {
      if (ic_data.GetCountAt(i) == 0) {
        continue;
      }
      GrowableArray<intptr_t> arg_ids;
      ic_data.GetClassIdsAt(i, &arg_ids);
      result->feedback_.Add({arg_ids[0], arg_ids[1]});
    }
  }
  return result;
}

CreateMonomorphic()

const BinaryFeedback * dart::BinaryFeedback::CreateMonomorphic ( Zone *  zone, intptr_t  receiver_cid, intptr_t  argument_cid  )

static

Definition at line 4113 of file il.cc.

                                                                               {
  BinaryFeedback* result = new (zone) BinaryFeedback(zone);
  result->feedback_.Add({receiver_cid, argument_cid});
  return result;
}

IncludesOperands()

bool dart::BinaryFeedback::IncludesOperands ( intptr_t  cid ) const

inline

Definition at line 880 of file il.h.

                                            {
    for (intptr_t i = 0, n = feedback_.length(); i < n; i++) {
      if ((feedback_[i].first == cid) && (feedback_[i].second == cid)) {
        return true;
      }
    }
    return false;
  }

OperandsAre()

bool dart::BinaryFeedback::OperandsAre ( intptr_t  cid ) const

inline

Definition at line 875 of file il.h.

                                       {
    if (feedback_.length() != 1) return false;
    return (feedback_[0].first == cid) && (feedback_[0].second == cid);
  }

OperandsAreEither()

bool dart::BinaryFeedback::OperandsAreEither ( intptr_t  cid_a, intptr_t  cid_b  ) const

inline

Definition at line 851 of file il.h.

                                                               {
    if (feedback_.is_empty()) {
      return false;
    }
    for (intptr_t i = 0, n = feedback_.length(); i < n; i++) {
      if ((feedback_[i].first != cid_a) && (feedback_[i].first != cid_b)) {
        return false;
      }
      if ((feedback_[i].second != cid_a) && (feedback_[i].second != cid_b)) {
        return false;
      }
    }
    return true;
  }

OperandsAreSmiOrDouble()

bool dart::BinaryFeedback::OperandsAreSmiOrDouble ( ) const

inline

Definition at line 871 of file il.h.

                                      {
    return OperandsAreEither(kSmiCid, kDoubleCid);
  }

OperandsAreSmiOrMint()

bool dart::BinaryFeedback::OperandsAreSmiOrMint ( ) const

inline

Definition at line 868 of file il.h.

                                    {
    return OperandsAreEither(kSmiCid, kMintCid);
  }

OperandsAreSmiOrNull()

bool dart::BinaryFeedback::OperandsAreSmiOrNull ( ) const

inline

Definition at line 865 of file il.h.

                                    {
    return OperandsAreEither(kSmiCid, kNullCid);
  }

Friends And Related Symbol Documentation

Cids

friend class Cids

friend

Definition at line 892 of file il.h.

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

• third_party/dart-lang/sdk/runtime/vm/compiler/backend/il.h
• third_party/dart-lang/sdk/runtime/vm/compiler/backend/il.cc