diff options
| -rw-r--r-- | ChangeLog | 9 | ||||
| -rw-r--r-- | gc.c | 11 |
2 files changed, 15 insertions, 5 deletions
@@ -1,3 +1,12 @@ +Tue Sep 9 14:21:50 2014 Koichi Sasada <ko1@atdot.net> + + * gc.c: fix layout of rb_objsapce_t to improve cache locality. + + newobj_of() accesses: + (1) rb_objspace_t::flags + (2) rb_objspace_t::eden_heap::freelist + (3) and rb_objspace_t::eden_heap::free_pages if freelist is NULL. + Tue Sep 9 14:09:36 2014 Koichi Sasada <ko1@atdot.net> * gc.c: move rb_objspace_t::flags::gc_stressfull after during_gc @@ -435,13 +435,14 @@ typedef struct mark_stack { } mark_stack_t; typedef struct rb_heap_struct { - struct heap_page *pages; + RVALUE *freelist; + struct heap_page *free_pages; struct heap_page *using_page; + struct heap_page *pages; struct heap_page *sweep_pages; struct heap_page *pooled_pages; - RVALUE *freelist; size_t page_length; /* total page count in a heap */ size_t total_slots; /* total slot count (page_length * HEAP_OBJ_LIMIT) */ } rb_heap_t; @@ -477,15 +478,15 @@ typedef struct rb_objspace { #endif } flags; + rb_heap_t eden_heap; + rb_heap_t tomb_heap; /* heap for zombies and ghosts */ + struct { rb_atomic_t finalizing; } atomic_flags; size_t marked_objects; - rb_heap_t eden_heap; - rb_heap_t tomb_heap; /* heap for zombies and ghosts */ - struct { struct heap_page **sorted; size_t used; |