commit c032e74b57d31861b6bb55500016ebb5476eb142
author xueliang.zhong <xueliang.zhong@linaro.org> Mon Mar 28 16:44:32 2016 +0100
committer xueliang.zhong <xueliang.zhong@linaro.org> Thu Feb 02 17:04:03 2017 +0000
tree 044af8b3efe9326245a9f32144a6b23b64ec0e22
parent 1e6578a68d6f4499362254bcdeb6bbf55e309ea4

Math.min and Math.max intrinsics for ARM

This patch implements min/max intrinsics for:
  * Long
  * Float
  * Double

Test: m test-art-host
Test: m test-art-target
Test: 082-inline-execute

Change-Id: I2dfab8ab606f3d01fba712f9014d2e0617449d74

test/082-inline-execute/src/Main.java

diff --git a/test/082-inline-execute/src/Main.java b/test/082-inline-execute/src/Main.java
index fad8a9f..072f0e6 100644
--- a/test/082-inline-execute/src/Main.java
+++ b/test/082-inline-execute/src/Main.java
@@ -535,6 +535,8 @@
     Assert.assertEquals(Math.min(0.0f, Float.MAX_VALUE), 0.0f);
     Assert.assertEquals(Math.min(Float.MIN_VALUE, 0.0f), 0.0f);
     Assert.assertEquals(Math.min(Float.MIN_VALUE, Float.MAX_VALUE), Float.MIN_VALUE);
+    // Should not have flush-to-zero behavior.
+    Assert.assertEquals(Math.min(Float.MIN_VALUE, Float.MIN_VALUE), Float.MIN_VALUE);
   }
 
   public static void test_Math_max_F() {
@@ -548,8 +550,10 @@
     Assert.assertEquals(Math.max(1.0f, 0.0f), 1.0f);
     Assert.assertEquals(Math.max(0.0f, 1.0f), 1.0f);
     Assert.assertEquals(Math.max(0.0f, Float.MAX_VALUE), Float.MAX_VALUE);
-    Assert.assertEquals(Math.max(Float.MIN_VALUE, 0.0f), Float.MIN_VALUE);
     Assert.assertEquals(Math.max(Float.MIN_VALUE, Float.MAX_VALUE), Float.MAX_VALUE);
+    // Should not have flush-to-zero behavior.
+    Assert.assertEquals(Math.max(Float.MIN_VALUE, 0.0f), Float.MIN_VALUE);
+    Assert.assertEquals(Math.max(Float.MIN_VALUE, Float.MIN_VALUE), Float.MIN_VALUE);
   }
 
   public static void test_Math_min_D() {
@@ -565,6 +569,8 @@
     Assert.assertEquals(Math.min(0.0d, Double.MAX_VALUE), 0.0d);
     Assert.assertEquals(Math.min(Double.MIN_VALUE, 0.0d), 0.0d);
     Assert.assertEquals(Math.min(Double.MIN_VALUE, Double.MAX_VALUE), Double.MIN_VALUE);
+    // Should not have flush-to-zero behavior.
+    Assert.assertEquals(Math.min(Double.MIN_VALUE, Double.MIN_VALUE), Double.MIN_VALUE);
   }
 
   public static void test_Math_max_D() {
@@ -580,6 +586,9 @@
     Assert.assertEquals(Math.max(0.0d, Double.MAX_VALUE), Double.MAX_VALUE);
     Assert.assertEquals(Math.max(Double.MIN_VALUE, 0.0d), Double.MIN_VALUE);
     Assert.assertEquals(Math.max(Double.MIN_VALUE, Double.MAX_VALUE), Double.MAX_VALUE);
+    // Should not have flush-to-zero behavior.
+    Assert.assertEquals(Math.max(Double.MIN_VALUE, 0.0d), Double.MIN_VALUE);
+    Assert.assertEquals(Math.max(Double.MIN_VALUE, Double.MIN_VALUE), Double.MIN_VALUE);
   }
 
   public static void test_Math_sqrt() {