[email protected]$G$9!#(B
$B!!(BGC $B$^$o$j$r8+$F$?$s$G$9$,!"$$$/[email protected]$,$"$j$^$7$?!#(B
- $B%U%!%$%J%i%$%6$N5/F0%?%$%_%s%0(B
$B!!8=:!"%U%!%$%J%i%$%6$O(B after_gc_sweep()
$B$N%?%$%%s%0$G$7$+5/F0$5$l$^$;(B
$B$s!#$D$^$j!"$9$Y$F$N(B sweep
$B$,40N;$9$k$^$GCY1d$9$k$o$1$G$9$,!"$3$l$O;q8;(B
$B2rJ|$N%?%$%_%s%0$rCY$/$9$k$3$H$K$J$k$N$G!"$^$:$$$h$&$J5$$,$7$^$9!#(B
$B!!$3$l$r!"(Bslot_sweep
$B$N$?$S$K%U%!%$%J%i%$%6$r8F$V$h$&$K$7$?$i!"%a%b%j$,(B
$B>/$J$$4D6-$G$b!"(Btest-all $B$,:G8e$^$GF0$/$h$&$K$J$j$^$7$?!#(B
- GC.stress $B$,(B true $B;~$N5sF0(B
$B!!(BGC.stress $B$,(B true $B$N;~$O!"(Bmark/free
$B$r9T$$!"%*%V%8%’%/%H6u4V$,!J$=$l$J(B
$B$j$K!Ke:No$K$J$C$F$$$k!"$H$$$&$3$H$r4|BT$7$F$$$k$h$&$K;W$$$^$9$,!“8=:_$O(B
gc_lazy_sweep() $B$r9T$&[email protected]$1$J$N$G!”$^[email protected](B sweep
$B$,40N;$7$F$$$J$$>l9g$O!"(B
mark $B$J$I$O5/$3$j$^$;$s!#(B
$B!!$H$j$"$($:(B 1 [email protected]$m$&$H;W$$$^$9!#(B
$B!!$"$H!"=t!98+$F$$$C$?7k2L$N%Q%C%A!#(B
Index: gc.c
— gc.c (revision 29675)
+++ gc.c (working copy)
@@ -1043,12 +1043,25 @@ rb_during_gc(void)
#define RANY(o) ((RVALUE*)(o))
-static VALUE
-rb_newobj_from_heap(rb_objspace_t *objspace)
+VALUE
+rb_newobj(void)
{
- rb_objspace_t *objspace = &rb_objspace;
VALUE obj;
- if ((ruby_gc_stress && !ruby_disable_gc_stress) || !freelist) {
- if (during_gc) {
- dont_gc = 1;
- during_gc = 0;
- rb_bug(“object allocation during garbage collection phase”);
- }
- if (ruby_gc_stress && !ruby_disable_gc_stress) {
- if (!garbage_collect(objspace)) {
-
during_gc = 0; -
rb_memerror(); - }
- }
- if (!freelist) {
if (!gc_lazy_sweep(objspace)) {
during_gc = 0;
rb_memerror();
@@ -1068,20 +1081,6 @@ rb_newobj_from_heap(rb_objspace_t *objsp
return obj;
}
-VALUE
-rb_newobj(void)
-{
- rb_objspace_t *objspace = &rb_objspace;
- if (during_gc) {
- dont_gc = 1;
- during_gc = 0;
- rb_bug(“object allocation during garbage collection phase”);
- }
- return rb_newobj_from_heap(objspace);
-}
NODE*
rb_node_newnode(enum node_type type, VALUE a0, VALUE a1, VALUE a2)
{
@@ -1947,6 +1946,11 @@ slot_sweep(rb_objspace_t *objspace, stru
objspace->heap.free_num += free_num;
}
objspace->heap.final_num += final_num;
+
- if (final_num > 0) {
- /* kick finalizer */
- RUBY_VM_SET_FINALIZER_INTERRUPT(GET_THREAD());
- }
}
static int
@@ -1976,6 +1980,11 @@ before_gc_sweep(rb_objspace_t *objspace)
}
objspace->heap.sweep_slots = heaps;
objspace->heap.free_num = 0;
+
- /* sweep unlinked method entries */
- if (GET_VM()->unlinked_method_entry_list) {
- rb_sweep_method_entry(GET_VM());
- }
}
static void
@@ -1995,20 +2004,9 @@ after_gc_sweep(rb_objspace_t *objspace)
}
malloc_increase = 0;
-
if (deferred_final_list) {
-
/* clear finalization list */ -
RUBY_VM_SET_FINALIZER_INTERRUPT(GET_THREAD());
-
}
-
else{
free_unused_heaps(objspace);
} -
/* sweep unlinked method entries */
-
if (th->vm->unlinked_method_entry_list) {
-
rb_sweep_method_entry(th->vm);
-
}
-}
static int
lazy_sweep(rb_objspace_t *objspace)
{
@@ -2785,17 +2783,20 @@ run_single_final(VALUE arg)
}
static void
-run_finalizer(rb_objspace_t *objspace, VALUE obj, VALUE objid, VALUE
table)
+run_finalizer(rb_objspace_t *objspace, VALUE objid, VALUE table)
{
long i;
int status;
VALUE args[3];
- args[1] = 0;
- args[2] = (VALUE)rb_safe_level();
- if (!args[1] && RARRAY_LEN(table) > 0) {
-
if (RARRAY_LEN(table) > 0) {
args[1] = rb_obj_freeze(rb_ary_new3(1, objid));
} -
else {
-
args[1] = 0;
-
}
-
args[2] = (VALUE)rb_safe_level();
for (i=0; i<RARRAY_LEN(table); i++) {
VALUE final = RARRAY_PTR(table)[i];
args[0] = RARRAY_PTR(final)[1];
@@ -2828,7 +2829,7 @@ run_final(rb_objspace_t *objspace, VALUEkey = (st_data_t)obj;
if (st_delete(finalizer_table, &key, &table)) {
- run_finalizer(objspace, obj, objid, (VALUE)table);
- run_finalizer(objspace, objid, (VALUE)table);
}
}
@@ -2843,17 +2844,10 @@ finalize_deferred(rb_objspace_t *objspac
}
}
-static void
-gc_finalize_deferred(rb_objspace_t *objspace)
-{
- finalize_deferred(objspace);
- free_unused_heaps(objspace);
-}
void
rb_gc_finalize_deferred(void)
{
- gc_finalize_deferred(&rb_objspace);
- finalize_deferred(&rb_objspace);
}
static int
@@ -2919,7 +2913,7 @@ rb_objspace_call_finalizer(rb_objspace_t
st_foreach(finalizer_table, force_chain_object, (st_data_t)&list);
while (list) {
struct force_finalize_list *curr = list;
-
run_finalizer(objspace, curr->obj, rb_obj_id(curr->obj),
curr->table);
-
run_finalizer(objspace, rb_obj_id(curr->obj), curr->table); st_delete(finalizer_table, (st_data_t*)&curr->obj, 0); list = curr->next; xfree(curr);
@@ -2973,7 +2967,8 @@ rb_gc(void)
{
rb_objspace_t *objspace = &rb_objspace;
garbage_collect(objspace);
- gc_finalize_deferred(objspace);
- finalize_deferred(objspace);
- free_unused_heaps(objspace);
}
/*
$B!!8+$J$,$i%a%b$C$F$$$C$?$b$N!#;w$?$h$&$J4X?t$,$"$C$F!"$A$g$C$H$o$+$i$J$/(B
[email protected]}!#(B
slot_sweep(rb_objspace_t *objspace, struct heaps_slot *sweep_slot)
$B$"$k%9%m%C%H$K$D$$$F!"(Bsweep $B$r9T$&!#(Bsweep_slot
$B$K$"$C$?$b$N$r<h$C$F$/$k!#(B
ready_to_gc(rb_objspace_t *objspace)
GC $B$r$d$C$FNI$1$l$P!J(Bdont_gc || during_gc$B!K(BTRUE $B$rJV$9(B
$B$b$7!"$d$C$A$cBLL$G(B freelist $B$,(B 0 $B$J$i!"(Bheaps
$B$r3HD%$7$FBP1~!#(B
before_gc_sweep(rb_objspace_t *objspace)
mark $B=*N;8e!"(Bsweep $B$r3+;O$9$kA0=hM}!#(B
after_gc_sweep(rb_objspace_t *objspace)
sweep $B=*N;8e$N8e=hM}!#(B
lazy_sweep(rb_objspace_t *objspace)
freelist $B$K2?$+$7$i$NCM$,F~$k$^$G!"(Blazy sweep $B$r?J$a$k!#(B
$B?J$a$F$b!"(Bfreelist $B$KCM$,F~$C$F$$$J$1$l$P!"(BFALSE $B$rJV$9!#(B
rest_sweep(rb_objspace_t *objspace)
$B$^[email protected](B sweep $B$7$F$$$J$$(B slot $B$,;D$C$F$$$l$P!"$=$l$r$9$Y$F(B
sweep $B$9$k!#(B
gc_lazy_sweep(rb_objspace_t *objspace)
Lazy sweep $BHG(B garbage_collect
newobj $B$O!"$3$N4X?t$r8F$V(B
- $B$b$7!"(Bsweep $B$NESCf$G$"$l$P!"(Blazy_sweep() $B$9$k(B
freelist $B$,Kd$^$l$P!"$=$3$GJV$9(B - mark $B$r$9$k(B
- $B:G=i$N(B1$B8D$N%*%V%8%’%/%H$,8+$D$+$k$^$G!"(Bsweep $B$r$9$k(B
$B$_$D$+$C$?;[email protected]$G!"(Bsweep $BCfCG(B
gc_sweep(rb_objspace_t *objspace)
$BA4It(B sweep $B$9$k(B
finalize_list(rb_objspace_t *objspace, RVALUE *p)
p $B$O(B RVALUE $B$NO"7k%j%9%H!#$3$N%j%9%H$O%U%!%$%J%i%$%6BP>]!#(B
run_final(rb_objspace_t *objspace, VALUE obj)
obj $B$N8e;OKv$r9T$&(B
- T_DATA $B$N>l9g$OEPO?$5$l$?(B free $B4X?t$r8F$V(B
- Ruy
$B%l%Y%k$G%U%!%$%J%i%$%6$,EPO?$5$l$F$$$l$P!"$=$l$r8F$V!J(Brun_finalizer$B!K(B
run_finalizer(rb_objspace_t *objspace, VALUE obj, VALUE objid, VALUE
table)
Ruby $B%l%Y%k$GEPO?$5$l$?%U%!%$%J%i%$%6$r5/F0$9$k(B
- $B%U%!%$%J%i%$%6$OJ#?tEPO?$5$l$F$$$k$+$b!#$=$l$,(B talbe
$B$H$$$&G[Ns!#(B - $B$3$l!"(Bobj $BMW$i$J$$$8$c$s!#(B
- table $B$C$F4X?tL>$OJQ$J46$8!#(B
run_single_final(VALUE arg)
$B%U%!%$%J%i%$%6$r0l$D5/F0$9$k!#(Brun_finalizer$B$+$i!"(Brb_protec
$B$G8F$P$l$k!#(B
finalize_deferred(rb_objspace_t *objspace)
$BCY1d$5$l$?%U%!%$%J%i%$%6$r5/F0$9$k!#(B
- deferred_final_list $B$G<($5$l$kO"7k%j%9%H(B
- $B5/F0$9$kA0$K!"(Bdeferred_final_list $B$r%/%j%"(B
gc_finalize_deferred(rb_objspace_t *objspace)
$B%U%!%$%J%i%$%6$r8F$s$G!"$=$N8e;H$o$l$F$$$J$$%R!<%W$r2s<}!#(B
- finalize_deferred(objspace);
- free_unused_heaps(objspace);
$BF1$8$h$&$J$3$H4X?t$,B?$$$N$G!"$3$l$OGQ;_$7$?$[$&$,NI$5$=$&!#(B
rb_gc_finalize_deferred(void)
gc_finalize_deferred $B$r!"(Bgc.c $B$+$i8F$V$?$a$N%$%s%?!<%U%’!<%9!#(B
thread.c $B$G!"3d$j9~$_=hM}$N$H$3$m$+$i;H$o$l$F$$$k!#(B
- free_unused_heaps $B$O8F$P$J$/$F$$$$$s$G$O$J$$$+!)(B
$B$D$^$j!"(Bafter_gc_sweep [email protected]$1$G8F$Y$P$$$$$H;W$o$l$k!#(B