| // Copyright (c) 2017, 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.LoadStoreHelper; |
| import com.android.tools.r8.cf.TypeVerificationHelper; |
| import com.android.tools.r8.cf.code.CfInvokeDynamic; |
| import com.android.tools.r8.code.InvokeCustomRange; |
| import com.android.tools.r8.graph.DexCallSite; |
| import com.android.tools.r8.graph.DexType; |
| import com.android.tools.r8.ir.conversion.CfBuilder; |
| import com.android.tools.r8.ir.conversion.DexBuilder; |
| import com.android.tools.r8.ir.optimize.Inliner.Constraint; |
| import com.android.tools.r8.shaking.Enqueuer.AppInfoWithLiveness; |
| import java.util.List; |
| |
| public final class InvokeCustom extends Invoke { |
| |
| private final DexCallSite callSite; |
| |
| public InvokeCustom(DexCallSite callSite, Value result, List<Value> arguments) { |
| super(result, arguments); |
| assert callSite != null; |
| this.callSite = callSite; |
| } |
| |
| @Override |
| public DexType getReturnType() { |
| return callSite.methodProto.returnType; |
| } |
| |
| public DexCallSite getCallSite() { |
| return callSite; |
| } |
| |
| @Override |
| public Type getType() { |
| return Type.CUSTOM; |
| } |
| |
| @Override |
| protected String getTypeString() { |
| return "Custom"; |
| } |
| |
| @Override |
| public String toString() { |
| return super.toString() + "; call site: " + callSite.toSourceString(); |
| } |
| |
| @Override |
| public void buildDex(DexBuilder builder) { |
| com.android.tools.r8.code.Instruction instruction; |
| int argumentRegisters = requiredArgumentRegisters(); |
| builder.requestOutgoingRegisters(argumentRegisters); |
| if (needsRangedInvoke(builder)) { |
| assert argumentsConsecutive(builder); |
| int firstRegister = argumentRegisterValue(0, builder); |
| instruction = new InvokeCustomRange(firstRegister, argumentRegisters, getCallSite()); |
| } else { |
| int[] individualArgumentRegisters = new int[5]; |
| int argumentRegistersCount = fillArgumentRegisters(builder, individualArgumentRegisters); |
| instruction = new com.android.tools.r8.code.InvokeCustom( |
| argumentRegistersCount, |
| getCallSite(), |
| individualArgumentRegisters[0], // C |
| individualArgumentRegisters[1], // D |
| individualArgumentRegisters[2], // E |
| individualArgumentRegisters[3], // F |
| individualArgumentRegisters[4]); // G |
| } |
| addInvokeAndMoveResult(instruction, builder); |
| } |
| |
| @Override |
| public void buildCf(CfBuilder builder) { |
| builder.add(new CfInvokeDynamic(getCallSite())); |
| } |
| |
| @Override |
| public boolean identicalNonValueNonPositionParts(Instruction other) { |
| return other.isInvokeCustom() && callSite == other.asInvokeCustom().callSite; |
| } |
| |
| @Override |
| public int compareNonValueParts(Instruction other) { |
| assert other.isInvokeCustom(); |
| assert false : "Not supported"; |
| return 0; |
| } |
| |
| @Override |
| public boolean isInvokeCustom() { |
| return true; |
| } |
| |
| @Override |
| public InvokeCustom asInvokeCustom() { |
| return this; |
| } |
| |
| @Override |
| public Constraint inliningConstraint(AppInfoWithLiveness info, DexType invocationContext) { |
| return Constraint.NEVER; |
| } |
| |
| @Override |
| public void insertLoadAndStores(InstructionListIterator it, LoadStoreHelper helper) { |
| // Essentially the same as InvokeMethod but with call site's method proto |
| // instead of a static called method. |
| helper.loadInValues(this, it); |
| if (getCallSite().methodProto.returnType.isVoidType()) { |
| return; |
| } |
| if (outValue == null) { |
| helper.popOutType(getCallSite().methodProto.returnType, this, it); |
| } else { |
| assert outValue.isUsed(); |
| helper.storeOutValue(this, it); |
| } |
| } |
| |
| @Override |
| public boolean hasInvariantVerificationType() { |
| return true; |
| } |
| |
| @Override |
| public DexType computeVerificationType(TypeVerificationHelper helper) { |
| return getCallSite().methodProto.returnType; |
| } |
| } |