Remove custom lookup-single-target implementation in class inliner
Bug: 142116551
Change-Id: Idf1d8bbefb6acbdbf22631e2f9c78cd52fee7a4c
diff --git a/src/main/java/com/android/tools/r8/ir/optimize/classinliner/InlineCandidateProcessor.java b/src/main/java/com/android/tools/r8/ir/optimize/classinliner/InlineCandidateProcessor.java
index 0ba6b03..98f5a47 100644
--- a/src/main/java/com/android/tools/r8/ir/optimize/classinliner/InlineCandidateProcessor.java
+++ b/src/main/java/com/android/tools/r8/ir/optimize/classinliner/InlineCandidateProcessor.java
@@ -318,7 +318,8 @@
if (user.isInvokeMethod()) {
InvokeMethod invokeMethod = user.asInvokeMethod();
- DexEncodedMethod singleTarget = findSingleTarget(invokeMethod);
+ DexEncodedMethod singleTarget =
+ invokeMethod.lookupSingleTarget(appView, method.method.holder);
if (!isEligibleSingleTarget(singleTarget)) {
return user; // Not eligible.
}
@@ -1107,26 +1108,13 @@
}
}
- private DexEncodedMethod findSingleTarget(InvokeMethod invoke) {
- if (isExtraMethodCall(invoke)) {
- DexType invocationContext = method.method.holder;
- return invoke.lookupSingleTarget(appView, invocationContext);
- }
- // We don't use computeSingleTarget(...) on invoke since it sometimes fails to
- // find the single target, while this code may be more successful since we exactly
- // know what is the actual type of the receiver.
-
- // Note that we also intentionally limit ourselves to methods directly defined in
- // the instance's class. This may be improved later.
- return invoke.isInvokeDirect()
- ? eligibleClassDefinition.lookupDirectMethod(invoke.getInvokedMethod())
- : eligibleClassDefinition.lookupVirtualMethod(invoke.getInvokedMethod());
- }
-
private boolean isEligibleSingleTarget(DexEncodedMethod singleTarget) {
if (singleTarget == null) {
return false;
}
+ if (!singleTarget.isProgramMethod(appView)) {
+ return false;
+ }
if (isProcessedConcurrently.test(singleTarget)) {
return false;
}
diff --git a/src/test/java/com/android/tools/r8/ir/optimize/classinliner/BuilderWithMethodOnParentClassTest.java b/src/test/java/com/android/tools/r8/ir/optimize/classinliner/BuilderWithMethodOnParentClassTest.java
new file mode 100644
index 0000000..7076755
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/ir/optimize/classinliner/BuilderWithMethodOnParentClassTest.java
@@ -0,0 +1,74 @@
+// 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.optimize.classinliner;
+
+import static com.android.tools.r8.utils.codeinspector.Matchers.isPresent;
+import static org.hamcrest.CoreMatchers.not;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+import com.android.tools.r8.NeverInline;
+import com.android.tools.r8.NeverMerge;
+import com.android.tools.r8.NeverPropagateValue;
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.utils.codeinspector.CodeInspector;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+@RunWith(Parameterized.class)
+public class BuilderWithMethodOnParentClassTest extends TestBase {
+
+ private final TestParameters parameters;
+
+ @Parameterized.Parameters(name = "{0}")
+ public static TestParametersCollection data() {
+ return getTestParameters().withAllRuntimesAndApiLevels().build();
+ }
+
+ public BuilderWithMethodOnParentClassTest(TestParameters parameters) {
+ this.parameters = parameters;
+ }
+
+ @Test
+ public void test() throws Exception {
+ testForR8(parameters.getBackend())
+ .addInnerClasses(BuilderWithMethodOnParentClassTest.class)
+ .addKeepMainRule(TestClass.class)
+ .enableInliningAnnotations()
+ .enableMemberValuePropagationAnnotations()
+ .enableMergeAnnotations()
+ .setMinApi(parameters.getApiLevel())
+ .compile()
+ .inspect(this::inspect)
+ .run(parameters.getRuntime(), TestClass.class)
+ .assertSuccessWithOutputLines("Hello world!");
+ }
+
+ private void inspect(CodeInspector inspector) {
+ assertThat(inspector.clazz(Builder.class), not(isPresent()));
+ assertThat(inspector.clazz(BuilderBase.class), not(isPresent()));
+ }
+
+ static class TestClass {
+
+ public static void main(String[] args) {
+ System.out.println(new Builder().build());
+ }
+ }
+
+ @NeverMerge
+ static class BuilderBase {
+
+ @NeverInline
+ @NeverPropagateValue
+ String build() {
+ return "Hello world!";
+ }
+ }
+
+ static class Builder extends BuilderBase {}
+}