| // 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.code; |
| |
| import com.android.tools.r8.dex.Constants; |
| import com.android.tools.r8.dex.IndexedItemCollection; |
| import com.android.tools.r8.graph.GraphLens; |
| import com.android.tools.r8.graph.ObjectToOffsetMapping; |
| import com.android.tools.r8.graph.ProgramMethod; |
| import com.android.tools.r8.ir.conversion.LensCodeRewriterUtils; |
| import com.android.tools.r8.naming.ClassNameMapper; |
| import com.android.tools.r8.utils.StringUtils; |
| import com.android.tools.r8.utils.structural.CompareToVisitor; |
| import com.android.tools.r8.utils.structural.StructuralSpecification; |
| import java.nio.ShortBuffer; |
| |
| abstract class Format21s extends Base2Format { |
| |
| public final short AA; |
| public final short BBBB; |
| |
| private static void specify(StructuralSpecification<Format21s, ?> spec) { |
| spec.withInt(i -> i.AA).withInt(i -> i.BBBB); |
| } |
| |
| // AA | op | #+BBBB |
| /*package*/ Format21s(int high, BytecodeStream stream) { |
| super(stream); |
| AA = (short) high; |
| BBBB = readSigned16BitValue(stream); |
| } |
| |
| /*package*/ Format21s(int AA, int BBBB) { |
| assert Short.MIN_VALUE <= BBBB && BBBB <= Short.MAX_VALUE; |
| assert 0 <= AA && AA <= Constants.U8BIT_MAX; |
| this.AA = (short) AA; |
| this.BBBB = (short) BBBB; |
| } |
| |
| @Override |
| public void write( |
| ShortBuffer dest, |
| ProgramMethod context, |
| GraphLens graphLens, |
| ObjectToOffsetMapping mapping, |
| LensCodeRewriterUtils rewriter) { |
| writeFirst(AA, dest); |
| write16BitValue(BBBB, dest); |
| } |
| |
| @Override |
| public final int hashCode() { |
| return ((BBBB << 8) | AA) ^ getClass().hashCode(); |
| } |
| |
| @Override |
| final int internalAcceptCompareTo(Instruction other, CompareToVisitor visitor) { |
| return visitor.visit(this, (Format21s) other, Format21s::specify); |
| } |
| |
| @Override |
| public String toString(ClassNameMapper naming) { |
| return formatString("v" + AA + ", #" + BBBB); |
| } |
| |
| @Override |
| public String toSmaliString(ClassNameMapper naming) { |
| return formatSmaliString("v" + AA + ", " + StringUtils.hexString(BBBB, 4) + " # " + BBBB); |
| } |
| |
| @Override |
| public void collectIndexedItems( |
| IndexedItemCollection indexedItems, |
| ProgramMethod context, |
| GraphLens graphLens, |
| LensCodeRewriterUtils rewriter) { |
| // No references. |
| } |
| } |