src/main/java/com/android/tools/r8/ir/code/And.java

// Copyright (c) 2016, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

package com.android.tools.r8.ir.code;

import com.android.tools.r8.cf.code.CfLogicalBinop;
import com.android.tools.r8.code.AndInt;
import com.android.tools.r8.code.AndInt2Addr;
import com.android.tools.r8.code.AndIntLit16;
import com.android.tools.r8.code.AndIntLit8;
import com.android.tools.r8.code.AndLong;
import com.android.tools.r8.code.AndLong2Addr;
import java.util.Set;

public class And extends LogicalBinop {

  public And(NumericType type, Value dest, Value left, Value right) {
    super(type, dest, left, right);
  }

  @Override
  public int opcode() {
    return Opcodes.AND;
  }

  @Override
  public <T> T accept(InstructionVisitor<T> visitor) {
    return visitor.visit(this);
  }

  @Override
  public boolean isAnd() {
    return true;
  }

  @Override
  public And asAnd() {
    return this;
  }

  @Override
  public boolean isCommutative() {
    return true;
  }

  @Override
  public com.android.tools.r8.code.Instruction CreateInt(int dest, int left, int right) {
    return new AndInt(dest, left, right);
  }

  @Override
  public com.android.tools.r8.code.Instruction CreateLong(int dest, int left, int right) {
    return new AndLong(dest, left, right);
  }

  @Override
  public com.android.tools.r8.code.Instruction CreateInt2Addr(int left, int right) {
    return new AndInt2Addr(left, right);
  }

  @Override
  public com.android.tools.r8.code.Instruction CreateLong2Addr(int left, int right) {
    return new AndLong2Addr(left, right);
  }

  @Override
  public com.android.tools.r8.code.Instruction CreateIntLit8(int dest, int left, int constant) {
    return new AndIntLit8(dest, left, constant);
  }

  @Override
  public com.android.tools.r8.code.Instruction CreateIntLit16(int dest, int left, int constant) {
    return new AndIntLit16(dest, left, constant);
  }

  @Override
  public boolean identicalNonValueNonPositionParts(Instruction other) {
    return other.isAnd() && other.asAnd().type == type;
  }

  @Override
  int foldIntegers(int left, int right) {
    return left & right;
  }

  @Override
  long foldLongs(long left, long right) {
    return left & right;
  }

  @Override
  CfLogicalBinop.Opcode getCfOpcode() {
    return CfLogicalBinop.Opcode.And;
  }

  @Override
  public boolean outTypeKnownToBeBoolean(Set<Phi> seen) {
    return leftValue().knownToBeBoolean(seen) && rightValue().knownToBeBoolean(seen);
  }
}