Add Math.multiplyHigh intrinsic

Test: ./art/test/testrunner/testrunner.py --target  --optimizing --64 -t 082-inline-execute
Test: ./art/test/testrunner/testrunner.py --host --optimizing --64 -t 082-inline-execute
Change-Id: I4b6cafa8b9e513eca7c5c139440024d87a7ef758

1 files changed, 7 insertions, 0 deletions

diff --git a/test/082-inline-execute/src/Main.java b/test/082-inline-execute/src/Main.java
index 5597947cfc..f4a234b437 100644
--- a/test/082-inline-execute/src/Main.java
+++ b/test/082-inline-execute/src/Main.java
@@ -44,6 +44,7 @@ public class Main {
     test_Math_isNaN_F();
     test_Math_isInfinite_D();
     test_Math_isInfinite_F();
+    test_Math_multiplyHigh();
     test_Short_reverseBytes();
     test_Integer_reverseBytes();
     test_Long_reverseBytes();
@@ -978,6 +979,12 @@ public class Main {
     Assert.assertFalse(Float.isInfinite(Float.intBitsToFloat(0x80000001)));
   }
 
+  public static void test_Math_multiplyHigh() {
+    Math.multiplyHigh(2L, 3L);
+    Assert.assertEquals(Math.multiplyHigh(2L, 3L), 0L);
+    Assert.assertEquals(Math.multiplyHigh(Long.MAX_VALUE, Long.MAX_VALUE), 4611686018427387903L);
+  }
+
   public static void test_StrictMath_abs_I() {
     StrictMath.abs(-1);
     Assert.assertEquals(StrictMath.abs(0), 0);