upload android base code part3

android/art/test/451-regression-add-float/info.txt

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+Tests a regression in float addition for optimizing. The second argument
+could be now be a constant for floating point numbers.

android/art/test/451-regression-add-float/src/Main.java

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+/*
+ * 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.
+ */
+
+
+public class Main {
+
+  public static void main(String[] args) {
+    assertEqual(4, add3(1));
+    assertEqual(4l, add3(1l));
+    assertEqual(4f, add3(1f));
+    assertEqual(4d, add3(1d));
+  }
+
+  public static int add3(int a) {
+    return 1 + a + 2;
+  }
+
+  public static long add3(long a) {
+    return 1l + a + 2l;
+  }
+
+  public static float add3(float a) {
+    return 1f + a + 2f;
+  }
+
+  public static double add3(double a) {
+    return 1d + a + 2d;
+  }
+
+  public static void assertEqual(int a, int b) {
+    if (a != b) {
+      throw new RuntimeException("Expected: " + a + " Found: " + b);
+    }
+  }
+
+  public static void assertEqual(long a, long b) {
+    if (a != b) {
+      throw new RuntimeException("Expected: " + a + " Found: " + b);
+    }
+  }
+
+  public static void assertEqual(float a, float b) {
+    boolean aproxEquals = (a > b)
+      ? ((a - b) < 0.0001f)
+      : ((b - a) < 0.0001f);
+    if (!aproxEquals) {
+      throw new RuntimeException("Expected: " + a + " Found: " + b);
+    }
+  }
+
+  public static void assertEqual(double a, double b) {
+    boolean aproxEquals = (a > b)
+      ? ((a - b) < 0.0001d)
+      : ((b - a) < 0.0001d);
+    if (!aproxEquals) {
+      throw new RuntimeException("Expected: " + a + " Found: " + b);
+    }
+  }
+}