src/main/java/com/android/tools/r8/ir/conversion/MethodOptimizationFeedback.java

// Copyright (c) 2019, 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.conversion;

import com.android.tools.r8.graph.AppView;
import com.android.tools.r8.graph.DexEncodedMethod;
import com.android.tools.r8.graph.DexType;
import com.android.tools.r8.ir.analysis.type.ClassTypeElement;
import com.android.tools.r8.ir.analysis.type.TypeElement;
import com.android.tools.r8.ir.analysis.value.AbstractValue;
import com.android.tools.r8.ir.optimize.Inliner.ConstraintWithTarget;
import com.android.tools.r8.ir.optimize.classinliner.ClassInlinerEligibilityInfo;
import com.android.tools.r8.ir.optimize.info.ParameterUsagesInfo;
import com.android.tools.r8.ir.optimize.info.initializer.InstanceInitializerInfo;
import com.android.tools.r8.shaking.AppInfoWithLiveness;
import java.util.BitSet;
import java.util.Set;

public interface MethodOptimizationFeedback {

  void markForceInline(DexEncodedMethod method);

  void markInlinedIntoSingleCallSite(DexEncodedMethod method);

  void markMethodCannotBeKept(DexEncodedMethod method);

  void methodInitializesClassesOnNormalExit(
      DexEncodedMethod method, Set<DexType> initializedClasses);

  void methodReturnsArgument(DexEncodedMethod method, int argument);

  void methodReturnsAbstractValue(
      DexEncodedMethod method, AppView<AppInfoWithLiveness> appView, AbstractValue abstractValue);

  void methodReturnsObjectWithUpperBoundType(
      DexEncodedMethod method, AppView<?> appView, TypeElement type);

  void methodReturnsObjectWithLowerBoundType(DexEncodedMethod method, ClassTypeElement type);

  void methodMayNotHaveSideEffects(DexEncodedMethod method);

  void methodReturnValueOnlyDependsOnArguments(DexEncodedMethod method);

  void methodNeverReturnsNull(DexEncodedMethod method);

  void methodNeverReturnsNormally(DexEncodedMethod method);

  void markProcessed(DexEncodedMethod method, ConstraintWithTarget state);

  void markAsPropagated(DexEncodedMethod method);

  void markCheckNullReceiverBeforeAnySideEffect(DexEncodedMethod method, boolean mark);

  void markTriggerClassInitBeforeAnySideEffect(DexEncodedMethod method, boolean mark);

  void setClassInlinerEligibility(DexEncodedMethod method, ClassInlinerEligibilityInfo eligibility);

  void setInstanceInitializerInfo(
      DexEncodedMethod method, InstanceInitializerInfo instanceInitializerInfo);

  void setInitializerEnablingJavaVmAssertions(DexEncodedMethod method);

  void setParameterUsages(DexEncodedMethod method, ParameterUsagesInfo parameterUsagesInfo);

  void setNonNullParamOrThrow(DexEncodedMethod method, BitSet facts);

  void setNonNullParamOnNormalExits(DexEncodedMethod method, BitSet facts);

  void classInitializerMayBePostponed(DexEncodedMethod method);
}