Explicitly mask constants in shift operations.

The assemblers expect an int8, so we mask ahead of calling them.

Change-Id: Id668cda6853fa365ac02531bf7aae288cad20fcd

3 files changed, 43 insertions, 0 deletions

diff --git a/test/436-shift-constant/expected.txt b/test/436-shift-constant/expected.txt
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/test/436-shift-constant/expected.txt
diff --git a/test/436-shift-constant/info.txt b/test/436-shift-constant/info.txt
new file mode 100644
index 0000000000..dc206461b0
--- /dev/null
+++ b/test/436-shift-constant/info.txt
@@ -0,0 +1 @@
+Regression tests for shift instructions and constants larger than 8bits.
diff --git a/test/436-shift-constant/src/Main.java b/test/436-shift-constant/src/Main.java
new file mode 100644
index 0000000000..e69f64bfc2
--- /dev/null
+++ b/test/436-shift-constant/src/Main.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2014 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.
+ */
+
+public class Main {
+  public static void main(String[] args) {
+    assertEquals(0x80000000, doShiftInt(1));
+    assertEquals(0x8000000000000000L, doShiftLong(1L));
+  }
+
+  public static int doShiftInt(int value) {
+    return value << 0xFFFF;
+  }
+
+  public static long doShiftLong(long value) {
+    return value << 0xFFFF;
+  }
+
+  public static void assertEquals(int a, int b) {
+    if (a != b) {
+      throw new Error("Expected " + a + ", got " + b);
+    }
+  }
+
+  public static void assertEquals(long a, long b) {
+    if (a != b) {
+      throw new Error("Expected " + a + ", got " + b);
+    }
+  }
+}