ko1	2016-01-09 05:46:36 +0900 (Sat, 09 Jan 2016)

  New Revision: 53470

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=53470

  Log:
    * gc.c: PAGE_BITMAP_PLANES (the number of bitmap) is 4, not 3.

  Modified files:
    trunk/ChangeLog
    trunk/gc.c
Index: gc.c
===================================================================
--- gc.c	(revision 53469)
+++ gc.c	(revision 53470)
@@ -638,7 +638,7 @@ enum { https://github.com/ruby/ruby/blob/trunk/gc.c#L638
     PAGE_OBJ_LIMIT = (unsigned int)((PAGE_SIZE - sizeof(struct heap_page_header))/sizeof(struct RVALUE)),
     PAGE_BITMAP_LIMIT = CEILDIV(CEILDIV(PAGE_SIZE, sizeof(struct RVALUE)), BITS_BITLENGTH),
     PAGE_BITMAP_SIZE = (BITS_SIZE * PAGE_BITMAP_LIMIT),
-    PAGE_BITMAP_PLANES = USE_RGENGC ? 3 : 1 /* RGENGC: mark bits, rememberset bits and oldgen bits */
+    PAGE_BITMAP_PLANES = USE_RGENGC ? 4 : 1 /* RGENGC: mark, unprotected, uncollectible, marking */
 };
 
 struct heap_page {
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 53469)
+++ ChangeLog	(revision 53470)
@@ -1,3 +1,7 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Sat Jan  9 05:45:40 2016  Koichi Sasada  <ko1@a...>
+
+	* gc.c: PAGE_BITMAP_PLANES (the number of bitmap) is 4, not 3.
+
 Sat Jan  9 05:42:57 2016  Koichi Sasada  <ko1@a...>
 
 	* gc.c: rename constant names HEAP_* to PAGE_*.

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