| // 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.graph; |
| |
| import com.android.tools.r8.code.CfOrDexInstruction; |
| import com.android.tools.r8.dex.MixedSectionCollection; |
| import com.android.tools.r8.errors.Unreachable; |
| import com.android.tools.r8.graph.bytecodemetadata.BytecodeInstructionMetadata; |
| import com.android.tools.r8.graph.bytecodemetadata.BytecodeMetadata; |
| import com.android.tools.r8.graph.proto.RewrittenPrototypeDescription; |
| import com.android.tools.r8.ir.code.IRCode; |
| import com.android.tools.r8.ir.code.NumberGenerator; |
| import com.android.tools.r8.ir.code.Position; |
| import com.android.tools.r8.ir.conversion.MethodConversionOptions.MutableMethodConversionOptions; |
| import com.android.tools.r8.naming.ClassNameMapper; |
| import com.android.tools.r8.origin.Origin; |
| import it.unimi.dsi.fastutil.ints.Int2ReferenceMap; |
| |
| public abstract class Code extends CachedHashValueDexItem { |
| |
| public final IRCode buildIR(ProgramMethod method, AppView<?> appView, Origin origin) { |
| return buildIR(method, appView, origin, new MutableMethodConversionOptions(appView.options())); |
| } |
| |
| public abstract IRCode buildIR( |
| ProgramMethod method, |
| AppView<?> appView, |
| Origin origin, |
| MutableMethodConversionOptions conversionOptions); |
| |
| public IRCode buildInliningIR( |
| ProgramMethod context, |
| ProgramMethod method, |
| AppView<?> appView, |
| GraphLens codeLens, |
| NumberGenerator valueNumberGenerator, |
| Position callerPosition, |
| Origin origin, |
| RewrittenPrototypeDescription protoChanges) { |
| throw new Unreachable("Unexpected attempt to build IR graph for inlining from: " |
| + getClass().getCanonicalName()); |
| } |
| |
| public GraphLens getCodeLens(AppView<?> appView) { |
| return appView.codeLens(); |
| } |
| |
| public BytecodeMetadata<? extends CfOrDexInstruction> getMetadata() { |
| return null; |
| } |
| |
| public BytecodeInstructionMetadata getMetadata(CfOrDexInstruction instruction) { |
| return null; |
| } |
| |
| public abstract void registerCodeReferences(ProgramMethod method, UseRegistry registry); |
| |
| public abstract void registerCodeReferencesForDesugaring( |
| ClasspathMethod method, UseRegistry registry); |
| |
| public void registerArgumentReferences(DexEncodedMethod method, ArgumentUse registry) { |
| throw new Unreachable(); |
| } |
| |
| public Int2ReferenceMap<DebugLocalInfo> collectParameterInfo( |
| DexEncodedMethod encodedMethod, AppView<?> appView) { |
| throw new Unreachable(); |
| } |
| |
| @Override |
| public abstract String toString(); |
| |
| public abstract String toString(DexEncodedMethod method, ClassNameMapper naming); |
| |
| public boolean isCfCode() { |
| return false; |
| } |
| |
| public boolean isCfWritableCode() { |
| return false; |
| } |
| |
| public boolean isDefaultInstanceInitializerCode() { |
| return false; |
| } |
| |
| public DefaultInstanceInitializerCode asDefaultInstanceInitializerCode() { |
| return null; |
| } |
| |
| public boolean isDexCode() { |
| return false; |
| } |
| |
| public boolean isDexWritableCode() { |
| return false; |
| } |
| |
| public boolean isHorizontalClassMergerCode() { |
| return false; |
| } |
| |
| public boolean isIncompleteHorizontalClassMergerCode() { |
| return false; |
| } |
| |
| public boolean isOutlineCode() { |
| return false; |
| } |
| |
| public boolean isSharedCodeObject() { |
| return false; |
| } |
| |
| public boolean isThrowNullCode() { |
| return false; |
| } |
| |
| public boolean isThrowExceptionCode() { |
| return false; |
| } |
| |
| public ThrowNullCode asThrowNullCode() { |
| return null; |
| } |
| |
| public ThrowExceptionCode asThrowExceptionCode() { |
| return null; |
| } |
| |
| /** Estimate the number of IR instructions emitted by buildIR(). */ |
| public int estimatedSizeForInlining() { |
| return Integer.MAX_VALUE; |
| } |
| |
| /** Compute estimatedSizeForInlining() <= threshold. */ |
| public boolean estimatedSizeForInliningAtMost(int threshold) { |
| return estimatedSizeForInlining() <= threshold; |
| } |
| |
| public abstract int estimatedDexCodeSizeUpperBoundInBytes(); |
| |
| public CfCode asCfCode() { |
| throw new Unreachable(getClass().getCanonicalName() + ".asCfCode()"); |
| } |
| |
| public CfWritableCode asCfWritableCode() { |
| throw new Unreachable(getClass().getCanonicalName() + ".asCfWritableCode()"); |
| } |
| |
| public LazyCfCode asLazyCfCode() { |
| throw new Unreachable(getClass().getCanonicalName() + ".asLazyCfCode()"); |
| } |
| |
| public DexCode asDexCode() { |
| throw new Unreachable(getClass().getCanonicalName() + ".asDexCode()"); |
| } |
| |
| public DexWritableCode asDexWritableCode() { |
| throw new Unreachable(getClass().getCanonicalName() + ".asDexWritableCode()"); |
| } |
| |
| @Override |
| void collectMixedSectionItems(MixedSectionCollection collection) { |
| throw new Unreachable(); |
| } |
| |
| public abstract boolean isEmptyVoidMethod(); |
| |
| public boolean verifyNoInputReaders() { |
| return true; |
| } |
| |
| public Code getCodeAsInlining(DexMethod caller, DexMethod callee, DexItemFactory factory) { |
| throw new Unreachable(); |
| } |
| } |