Fix SmiCompare on 64 bit to distinguish between comparisons where...

src/ia32/full-codegen-ia32.cc

Index: src/ia32/full-codegen-ia32.cc
===================================================================
--- src/ia32/full-codegen-ia32.cc	(revision 7153)
+++ src/ia32/full-codegen-ia32.cc	(working copy)
@@ -3049,8 +3049,8 @@
   // Fetch the map and check if array is in fast case.
   // Check that object doesn't require security checks and
   // has no indexed interceptor.
-  __ CmpObjectType(object, FIRST_JS_OBJECT_TYPE, temp);
-  __ j(below, &slow_case);
+  __ CmpObjectType(object, JS_OBJECT_TYPE, temp);

[Lasse Reichstein, 2011/03/15 09:07:01]

JS_ARRAY_TYPE

[Erik Corry, 2011/03/15 10:00:50]

Done.

+  __ j(not_equal, &slow_case);
   __ test_b(FieldOperand(temp, Map::kBitFieldOffset),
             KeyedLoadIC::kSlowCaseBitFieldMask);
   __ j(not_zero, &slow_case);