ART: Adds a regression test for an inliner issue
Regression test for CL Ieddadcd94135930a1f29ad64ad57349a384da07f.
Change-Id: Ibc8fd827a4b8b3d0cddf7f7590a689ec99bf1329
diff --git a/test/475-regression-inliner-ids/expected.txt b/test/475-regression-inliner-ids/expected.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test/475-regression-inliner-ids/expected.txt
diff --git a/test/475-regression-inliner-ids/info.txt b/test/475-regression-inliner-ids/info.txt
new file mode 100644
index 0000000..d12d32e
--- /dev/null
+++ b/test/475-regression-inliner-ids/info.txt
@@ -0,0 +1,2 @@
+Tests a regression when inlining a method with constants would lead to duplicate
+instruction IDs in the caller graph.
\ No newline at end of file
diff --git a/test/475-regression-inliner-ids/smali/TestCase.smali b/test/475-regression-inliner-ids/smali/TestCase.smali
new file mode 100644
index 0000000..efbe00f
--- /dev/null
+++ b/test/475-regression-inliner-ids/smali/TestCase.smali
@@ -0,0 +1,76 @@
+# Copyright (C) 2015 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+.class public LTestCase;
+
+.super Ljava/lang/Object;
+
+.method private static flagToString(I)Ljava/lang/String;
+ .registers 2
+
+ # The bug is triggered when inlining a method with few Load/StoreLocals but
+ # many constants. The switch instruction helps with that.
+
+ sparse-switch p0, :sswitch_data_1a
+ const/4 v0, 0x0
+
+ :goto_4
+ return-object v0
+
+ :sswitch_5
+ const-string v0, "DEFAULT"
+ goto :goto_4
+
+ :sswitch_8
+ const-string v0, "FLAG_INCLUDE_NOT_IMPORTANT_VIEWS"
+ goto :goto_4
+
+ :sswitch_b
+ const-string v0, "FLAG_REQUEST_TOUCH_EXPLORATION_MODE"
+ goto :goto_4
+
+ :sswitch_e
+ const-string v0, "FLAG_REQUEST_ENHANCED_WEB_ACCESSIBILITY"
+ goto :goto_4
+
+ :sswitch_11
+ const-string v0, "FLAG_REPORT_VIEW_IDS"
+ goto :goto_4
+
+ :sswitch_14
+ const-string v0, "FLAG_REQUEST_FILTER_KEY_EVENTS"
+ goto :goto_4
+
+ :sswitch_17
+ const-string v0, "FLAG_RETRIEVE_INTERACTIVE_WINDOWS"
+ goto :goto_4
+
+ :sswitch_data_1a
+ .sparse-switch
+ 0x1 -> :sswitch_5
+ 0x2 -> :sswitch_8
+ 0x4 -> :sswitch_b
+ 0x8 -> :sswitch_e
+ 0x10 -> :sswitch_11
+ 0x20 -> :sswitch_14
+ 0x40 -> :sswitch_17
+ .end sparse-switch
+.end method
+
+.method public static testCase(I)Ljava/lang/String;
+ .registers 2
+ invoke-static {v1}, LTestCase;->flagToString(I)Ljava/lang/String;
+ move-result-object v0
+ return-object v0
+.end method
diff --git a/test/475-regression-inliner-ids/src/Main.java b/test/475-regression-inliner-ids/src/Main.java
new file mode 100644
index 0000000..bf22062
--- /dev/null
+++ b/test/475-regression-inliner-ids/src/Main.java
@@ -0,0 +1,33 @@
+/*
+* Copyright (C) 2015 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+import java.lang.reflect.Method;
+
+public class Main {
+
+ // Workaround for b/18051191.
+ class InnerClass {}
+
+ public static void main(String[] args) throws Exception {
+ Class<?> c = Class.forName("TestCase");
+ Method m = c.getMethod("testCase", int.class);
+ String actual = (String) m.invoke(null, 1);
+ String expected = "DEFAULT";
+ if (!expected.equals(actual)) {
+ throw new Error();
+ }
+ }
+}