Porting r9392 to x64 (smi-only arrays).

test/mjsunit/element-kind.js

Index: test/mjsunit/element-kind.js
diff --git a/test/mjsunit/element-kind.js b/test/mjsunit/element-kind.js
index 1949857fd8b0214c9fc3d117725f629c59c63723..0159f5aafb7ce7e83fde09583d7c1190c83403c4 100644
--- a/test/mjsunit/element-kind.js
+++ b/test/mjsunit/element-kind.js
@@ -47,7 +47,7 @@ var element_kind = {
 }
 
 // We expect an object to only be of one element kind.
-function assertKind(expected, obj){
+function assertKind(expected, obj) {
   if (support_smi_only_arrays) {
     assertEquals(expected == element_kind.fast_smi_only_elements,
                  %HasFastSmiOnlyElements(obj));
@@ -100,7 +100,7 @@ assertKind(element_kind.fast_smi_only_elements, too);
 // Make sure the element kind transitions from smionly when a non-smi is stored.
 var you = new Array();
 assertKind(element_kind.fast_smi_only_elements, you);
-for(i = 0; i < 1337; i++) {
+for (var i = 0; i < 1337; i++) {
   var val = i;
   if (i == 1336) {
     assertKind(element_kind.fast_smi_only_elements, you);
@@ -110,10 +110,11 @@ for(i = 0; i < 1337; i++) {
 }
 assertKind(element_kind.fast_elements, you);
 
-assertKind(element_kind.dictionary_elements, new Array(0xC0C0A));
-
-// fast_double_elements not yet available
+assertKind(element_kind.dictionary_elements, new Array(0xDECAF));
 
+var fast_double_array = new Array(0xDECAF);
+for (var i = 0; i < 0xDECAF; i++) fast_double_array[i] = i / 2;
+assertKind(element_kind.fast_double_elements, fast_double_array);

[William Hesse, 2011/09/23 13:25:22]

Why is the test for fast double elements in the change porting fast smi
elements?

[Yang, 2011/09/23 14:19:12]

Yes, this should have been a separate CL. Kind of slipped this in when I was
looking through this test.

 
 assertKind(element_kind.external_byte_elements,           new Int8Array(9001));
 assertKind(element_kind.external_unsigned_byte_elements,  new Uint8Array(007));