More cleanup regarding the maximum non-large object allocation size.

src/spaces.h

Index: src/spaces.h
diff --git a/src/spaces.h b/src/spaces.h
index b47452e421feeb5c61f8f083d908956eae99a046..63164057d7948f389e0ca4249b7d75c274e6ef5c 100644
--- a/src/spaces.h
+++ b/src/spaces.h
@@ -778,8 +778,9 @@ class Page : public MemoryChunk {
   // Page size in bytes.  This must be a multiple of the OS page size.
   static const int kPageSize = 1 << kPageSizeBits;
 
-  // Object area size in bytes.
-  static const int kNonCodeObjectAreaSize = kPageSize - kObjectStartOffset;
+  // Object area size in bytes. Take double alignment into account.
+  static const int kNonCodeObjectAreaSize =
+    kPageSize - kObjectStartOffset - kPointerSize;

[Michael Starzinger, 2013/08/02 12:30:53]

I don't think the wiggle room for double alignment should be taken into account
for the "area size", IMHO it should only apply to the "max object size" a lines
below.

[Hannes Payer (out of office), 2013/08/05 12:52:21]

Done.

 
   // Maximum object size that fits in a page. Objects larger than that size
   // are allocated in large object space and are never moved in memory. This