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Enlarge gc header to doubly-link the gc chain.

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This commit is contained in:
Graydon Hoare 2010-06-25 09:00:08 -07:00
parent 5dfe101e51
commit 63b5e18207
1 changed files with 3 additions and 2 deletions
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5
src/boot/be/abi.ml
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@ -29,15 +29,16 @@ let frame_glue_fns_field_reloc = 2;;
let exterior_rc_slot_field_refcnt = 0;; let exterior_rc_slot_field_refcnt = 0;;
let exterior_rc_slot_field_body = 1;; let exterior_rc_slot_field_body = 1;;
let exterior_gc_slot_field_prev = (-3);;
let exterior_gc_slot_field_next = (-2);; let exterior_gc_slot_field_next = (-2);;
let exterior_gc_slot_field_ctrl = (-1);; let exterior_gc_slot_field_ctrl = (-1);;
let exterior_gc_slot_field_refcnt = 0;; let exterior_gc_slot_field_refcnt = 0;;
let exterior_gc_slot_field_body = 1;; let exterior_gc_slot_field_body = 1;;
let exterior_rc_header_size = 1;; let exterior_rc_header_size = 1;;
let exterior_gc_header_size = 3;; let exterior_gc_header_size = 4;;
let exterior_gc_malloc_return_adjustment = 2;; let exterior_gc_malloc_return_adjustment = 3;;
let stk_field_valgrind_id = 0 + 1;; let stk_field_valgrind_id = 0 + 1;;
let stk_field_limit = stk_field_valgrind_id + 1;; let stk_field_limit = stk_field_valgrind_id + 1;;