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Comparing Coro/Coro/State.xs (file contents):
Revision 1.159 by root, Sat Sep 22 14:42:56 2007 UTC vs.
Revision 1.184 by root, Thu Oct 4 13:45:56 2007 UTC

… …
132static AV *main_mainstack; /* used to differentiate between $main and others */ 132static AV *main_mainstack; /* used to differentiate between $main and others */
133static JMPENV *main_top_env; 133static JMPENV *main_top_env;
134static HV *coro_state_stash, *coro_stash; 134static HV *coro_state_stash, *coro_stash;
135static SV *coro_mortal; /* will be freed after next transfer */ 135static SV *coro_mortal; /* will be freed after next transfer */
136 136
137static GV *irsgv; /* $/ */
138
137/* async_pool helper stuff */ 139/* async_pool helper stuff */
138static SV *sv_pool_rss; 140static SV *sv_pool_rss;
139static SV *sv_pool_size; 141static SV *sv_pool_size;
140static AV *av_async_pool; 142static AV *av_async_pool;
141 143
142static struct coro_cctx *cctx_first; 144static struct coro_cctx *cctx_first;
143static int cctx_count, cctx_idle; 145static int cctx_count, cctx_idle;
146
147enum {
148 CC_MAPPED = 0x01,
149 CC_NOREUSE = 0x02, /* throw this away after tracing */
150 CC_TRACE = 0x04,
151 CC_TRACE_SUB = 0x08, /* trace sub calls */
152 CC_TRACE_LINE = 0x10, /* trace each statement */
153 CC_TRACE_ALL = CC_TRACE_SUB | CC_TRACE_LINE,
154};
144 155
145/* this is a structure representing a c-level coroutine */ 156/* this is a structure representing a c-level coroutine */
146typedef struct coro_cctx { 157typedef struct coro_cctx {
147 struct coro_cctx *next; 158 struct coro_cctx *next;
148 159
… …
157 coro_context cctx; 168 coro_context cctx;
158 169
159#if CORO_USE_VALGRIND 170#if CORO_USE_VALGRIND
160 int valgrind_id; 171 int valgrind_id;
161#endif 172#endif
162 char inuse, mapped; 173 unsigned char flags;
163} coro_cctx; 174} coro_cctx;
164 175
165enum { 176enum {
166 CF_RUNNING = 0x0001, /* coroutine is running */ 177 CF_RUNNING = 0x0001, /* coroutine is running */
167 CF_READY = 0x0002, /* coroutine is ready */ 178 CF_READY = 0x0002, /* coroutine is ready */
… …
175 coro_cctx *cctx; 186 coro_cctx *cctx;
176 187
177 /* data associated with this coroutine (initial args) */ 188 /* data associated with this coroutine (initial args) */
178 AV *args; 189 AV *args;
179 int refcnt; 190 int refcnt;
180 int save; /* CORO_SAVE flags */
181 int flags; /* CF_ flags */ 191 int flags; /* CF_ flags */
182 192
183 /* optionally saved, might be zero */ 193 /* optionally saved, might be zero */
184 AV *defav; /* @_ */ 194 AV *defav; /* @_ */
185 SV *defsv; /* $_ */ 195 SV *defsv; /* $_ */
186 SV *errsv; /* $@ */ 196 SV *errsv; /* $@ */
187 GV *deffh; /* default filehandle */ 197 SV *deffh; /* default filehandle */
188 SV *irssv; /* $/ */ 198 SV *irssv; /* $/ */
189 SV *irssv_sv; /* real $/ cache */ 199 SV *irssv_sv; /* real $/ cache */
190 200
191#define VAR(name,type) type name; 201#define VAR(name,type) type name;
192# include "state.h" 202# include "state.h"
193#undef VAR 203#undef VAR
194 204
205 /* statistics */
206 int usecount; /* number of transfers to this coro */
207
195 /* coro process data */ 208 /* coro process data */
196 int prio; 209 int prio;
210 //SV *throw;
211
212 /* async_pool */
213 SV *saved_deffh;
197 214
198 /* linked list */ 215 /* linked list */
199 struct coro *next, *prev; 216 struct coro *next, *prev;
200 HV *hv; /* the perl hash associated with this coro, if any */ 217 HV *hv; /* the perl hash associated with this coro, if any */
201}; 218};
… …
289 SvMAGIC (cv) \ 306 SvMAGIC (cv) \
290 ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \ 307 ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \
291 ? SvMAGIC (cv) \ 308 ? SvMAGIC (cv) \
292 : mg_find ((SV *)cv, PERL_MAGIC_coro) \ 309 : mg_find ((SV *)cv, PERL_MAGIC_coro) \
293 : 0 310 : 0
311
312static struct coro *
313SvSTATE_ (pTHX_ SV *coro)
314{
315 HV *stash;
316 MAGIC *mg;
317
318 if (SvROK (coro))
319 coro = SvRV (coro);
320
321 if (SvTYPE (coro) != SVt_PVHV)
322 croak ("Coro::State object required");
323
324 stash = SvSTASH (coro);
325 if (stash != coro_stash && stash != coro_state_stash)
326 {
327 /* very slow, but rare, check */
328 if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
329 croak ("Coro::State object required");
330 }
331
332 mg = CORO_MAGIC (coro);
333 return (struct coro *)mg->mg_ptr;
334}
335
336#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
294 337
295/* the next two functions merely cache the padlists */ 338/* the next two functions merely cache the padlists */
296static void 339static void
297get_padlist (pTHX_ CV *cv) 340get_padlist (pTHX_ CV *cv)
298{ 341{
… …
337 AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); 380 AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv);
338} 381}
339 382
340/** load & save, init *******************************************************/ 383/** load & save, init *******************************************************/
341 384
342#define SB do {
343#define SE } while (0)
344
345#define REPLACE_SV(sv,val) SB SvREFCNT_dec (sv); (sv) = (val); (val) = 0; SE
346
347static void 385static void
348load_perl (pTHX_ Coro__State c) 386load_perl (pTHX_ Coro__State c)
349{ 387{
350#define VAR(name,type) PL_ ## name = c->name; 388#define VAR(name,type) PL_ ## name = c->name;
351# include "state.h" 389# include "state.h"
352#undef VAR 390#undef VAR
353 391
354 if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav); 392 GvSV (PL_defgv) = c->defsv;
355 if (c->defsv) REPLACE_SV (DEFSV , c->defsv); 393 GvAV (PL_defgv) = c->defav;
356 if (c->errsv) REPLACE_SV (ERRSV , c->errsv); 394 GvSV (PL_errgv) = c->errsv;
357 if (c->deffh) REPLACE_SV (PL_defoutgv , c->deffh); 395 GvSV (irsgv) = c->irssv_sv;
358
359 if (c->irssv)
360 {
361 if (c->irssv == PL_rs || sv_eq (PL_rs, c->irssv))
362 {
363 SvREFCNT_dec (c->irssv);
364 c->irssv = 0;
365 }
366 else
367 {
368 REPLACE_SV (PL_rs, c->irssv);
369 if (!c->irssv_sv) c->irssv_sv = get_sv ("/", 0);
370 sv_setsv (c->irssv_sv, PL_rs);
371 }
372 }
373 396
374 { 397 {
375 dSP; 398 dSP;
376 CV *cv; 399 CV *cv;
377 400
… …
435 } 458 }
436 459
437 PUTBACK; 460 PUTBACK;
438 } 461 }
439 462
440 c->defav = c->save & CORO_SAVE_DEFAV ? (AV *)SvREFCNT_inc (GvAV (PL_defgv)) : 0; 463 c->defav = GvAV (PL_defgv);
441 c->defsv = c->save & CORO_SAVE_DEFSV ? SvREFCNT_inc (DEFSV) : 0; 464 c->defsv = DEFSV;
442 c->errsv = c->save & CORO_SAVE_ERRSV ? SvREFCNT_inc (ERRSV) : 0; 465 c->errsv = ERRSV;
443 c->deffh = c->save & CORO_SAVE_DEFFH ? (GV *)SvREFCNT_inc (PL_defoutgv) : 0; 466 c->irssv_sv = GvSV (irsgv);
444 c->irssv = c->save & CORO_SAVE_IRSSV ? SvREFCNT_inc (PL_rs) : 0;
445 467
446#define VAR(name,type)c->name = PL_ ## name; 468#define VAR(name,type)c->name = PL_ ## name;
447# include "state.h" 469# include "state.h"
448#undef VAR 470#undef VAR
449} 471}
… …
502 * destroy the stacks, the callchain etc... 524 * destroy the stacks, the callchain etc...
503 */ 525 */
504static void 526static void
505coro_destroy_stacks (pTHX) 527coro_destroy_stacks (pTHX)
506{ 528{
507 if (!IN_DESTRUCT)
508 {
509 /* restore all saved variables and stuff */
510 LEAVE_SCOPE (0);
511 assert (PL_tmps_floor == -1);
512
513 /* free all temporaries */
514 FREETMPS;
515 assert (PL_tmps_ix == -1);
516
517 /* unwind all extra stacks */
518 POPSTACK_TO (PL_mainstack);
519
520 /* unwind main stack */
521 dounwind (-1);
522 }
523
524 while (PL_curstackinfo->si_next) 529 while (PL_curstackinfo->si_next)
525 PL_curstackinfo = PL_curstackinfo->si_next; 530 PL_curstackinfo = PL_curstackinfo->si_next;
526 531
527 while (PL_curstackinfo) 532 while (PL_curstackinfo)
528 { 533 {
… …
544 Safefree (PL_retstack); 549 Safefree (PL_retstack);
545#endif 550#endif
546} 551}
547 552
548static size_t 553static size_t
549coro_rss (struct coro *coro) 554coro_rss (pTHX_ struct coro *coro)
550{ 555{
551 size_t rss = sizeof (coro); 556 size_t rss = sizeof (*coro);
552 557
553 if (coro->mainstack) 558 if (coro->mainstack)
554 { 559 {
555 if (coro->flags & CF_RUNNING) 560 if (coro->flags & CF_RUNNING)
556 { 561 {
… …
577} 582}
578 583
579/** coroutine stack handling ************************************************/ 584/** coroutine stack handling ************************************************/
580 585
581static void 586static void
582setup_coro (pTHX_ struct coro *coro) 587coro_setup (pTHX_ struct coro *coro)
583{ 588{
584 /* 589 /*
585 * emulate part of the perl startup here. 590 * emulate part of the perl startup here.
586 */ 591 */
587 coro_init_stacks (aTHX); 592 coro_init_stacks (aTHX);
588 593
594 PL_runops = RUNOPS_DEFAULT;
589 PL_curcop = &PL_compiling; 595 PL_curcop = &PL_compiling;
590 PL_in_eval = EVAL_NULL; 596 PL_in_eval = EVAL_NULL;
591 PL_comppad = 0; 597 PL_comppad = 0;
592 PL_curpm = 0; 598 PL_curpm = 0;
593 PL_localizing = 0; 599 PL_localizing = 0;
594 PL_dirty = 0; 600 PL_dirty = 0;
595 PL_restartop = 0; 601 PL_restartop = 0;
602
603 GvSV (PL_defgv) = NEWSV (0, 0);
604 GvAV (PL_defgv) = coro->args; coro->args = 0;
605 GvSV (PL_errgv) = NEWSV (0, 0);
606 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
607 PL_rs = newSVsv (GvSV (irsgv));
608
609 {
610 IO *io = newIO ();
611 PL_defoutgv = newGVgen ("Coro");
612 GvIOp(PL_defoutgv) = io;
613 IoTYPE (io) = IoTYPE_WRONLY;
614 IoOFP (io) = IoIFP (io) = PerlIO_stdout ();
615 IoFLAGS (io) |= IOf_FLUSH;
616 }
596 617
597 { 618 {
598 dSP; 619 dSP;
599 LOGOP myop; 620 LOGOP myop;
600
601 SvREFCNT_dec (GvAV (PL_defgv));
602 GvAV (PL_defgv) = coro->args; coro->args = 0;
603 621
604 Zero (&myop, 1, LOGOP); 622 Zero (&myop, 1, LOGOP);
605 myop.op_next = Nullop; 623 myop.op_next = Nullop;
606 myop.op_flags = OPf_WANT_VOID; 624 myop.op_flags = OPf_WANT_VOID;
607 625
… …
615 633
616 ENTER; /* necessary e.g. for dounwind */ 634 ENTER; /* necessary e.g. for dounwind */
617} 635}
618 636
619static void 637static void
638coro_destroy (pTHX_ struct coro *coro)
639{
640 if (!IN_DESTRUCT)
641 {
642 /* restore all saved variables and stuff */
643 LEAVE_SCOPE (0);
644 assert (PL_tmps_floor == -1);
645
646 /* free all temporaries */
647 FREETMPS;
648 assert (PL_tmps_ix == -1);
649
650 /* unwind all extra stacks */
651 POPSTACK_TO (PL_mainstack);
652
653 /* unwind main stack */
654 dounwind (-1);
655 }
656
657 SvREFCNT_dec (GvSV (PL_defgv));
658 SvREFCNT_dec (GvAV (PL_defgv));
659 SvREFCNT_dec (GvSV (PL_errgv));
660 SvREFCNT_dec (PL_defoutgv);
661 SvREFCNT_dec (PL_rs);
662 SvREFCNT_dec (GvSV (irsgv));
663
664 SvREFCNT_dec (coro->saved_deffh);
665 //SvREFCNT_dec (coro->throw);
666
667 coro_destroy_stacks (aTHX);
668}
669
670static void
620free_coro_mortal (pTHX) 671free_coro_mortal (pTHX)
621{ 672{
622 if (coro_mortal) 673 if (coro_mortal)
623 { 674 {
624 SvREFCNT_dec (coro_mortal); 675 SvREFCNT_dec (coro_mortal);
625 coro_mortal = 0; 676 coro_mortal = 0;
626 } 677 }
678}
679
680static int
681runops_trace (pTHX)
682{
683 COP *oldcop = 0;
684 int oldcxix = -2;
685 struct coro *coro = SvSTATE (coro_current); /* trace cctx is tied to specific coro */
686 coro_cctx *cctx = coro->cctx;
687
688 while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))
689 {
690 PERL_ASYNC_CHECK ();
691
692 if (cctx->flags & CC_TRACE_ALL)
693 {
694 if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB)
695 {
696 PERL_CONTEXT *cx = &cxstack[cxstack_ix];
697 SV **bot, **top;
698 AV *av = newAV (); /* return values */
699 SV **cb;
700 dSP;
701
702 GV *gv = CvGV (cx->blk_sub.cv);
703 SV *fullname = sv_2mortal (newSV (0));
704 if (isGV (gv))
705 gv_efullname3 (fullname, gv, 0);
706
707 bot = PL_stack_base + cx->blk_oldsp + 1;
708 top = cx->blk_gimme == G_ARRAY ? SP + 1
709 : cx->blk_gimme == G_SCALAR ? bot + 1
710 : bot;
711
712 while (bot < top)
713 av_push (av, SvREFCNT_inc (*bot++));
714
715 PL_runops = RUNOPS_DEFAULT;
716 ENTER;
717 SAVETMPS;
718 EXTEND (SP, 3);
719 PUSHMARK (SP);
720 PUSHs (&PL_sv_no);
721 PUSHs (fullname);
722 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
723 PUTBACK;
724 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
725 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
726 SPAGAIN;
727 FREETMPS;
728 LEAVE;
729 PL_runops = runops_trace;
730 }
731
732 if (oldcop != PL_curcop)
733 {
734 oldcop = PL_curcop;
735
736 if (PL_curcop != &PL_compiling)
737 {
738 SV **cb;
739
740 if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB)
741 {
742 PERL_CONTEXT *cx = &cxstack[cxstack_ix];
743
744 if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
745 {
746 runops_proc_t old_runops = PL_runops;
747 dSP;
748 GV *gv = CvGV (cx->blk_sub.cv);
749 SV *fullname = sv_2mortal (newSV (0));
750
751 if (isGV (gv))
752 gv_efullname3 (fullname, gv, 0);
753
754 PL_runops = RUNOPS_DEFAULT;
755 ENTER;
756 SAVETMPS;
757 EXTEND (SP, 3);
758 PUSHMARK (SP);
759 PUSHs (&PL_sv_yes);
760 PUSHs (fullname);
761 PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
762 PUTBACK;
763 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
764 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
765 SPAGAIN;
766 FREETMPS;
767 LEAVE;
768 PL_runops = runops_trace;
769 }
770
771 oldcxix = cxstack_ix;
772 }
773
774 if (cctx->flags & CC_TRACE_LINE)
775 {
776 dSP;
777
778 PL_runops = RUNOPS_DEFAULT;
779 ENTER;
780 SAVETMPS;
781 EXTEND (SP, 3);
782 PL_runops = RUNOPS_DEFAULT;
783 PUSHMARK (SP);
784 PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
785 PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
786 PUTBACK;
787 cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);
788 if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
789 SPAGAIN;
790 FREETMPS;
791 LEAVE;
792 PL_runops = runops_trace;
793 }
794 }
795 }
796 }
797 }
798
799 TAINT_NOT;
800 return 0;
627} 801}
628 802
629/* inject a fake call to Coro::State::_cctx_init into the execution */ 803/* inject a fake call to Coro::State::_cctx_init into the execution */
630/* _cctx_init should be careful, as it could be called at almost any time */ 804/* _cctx_init should be careful, as it could be called at almost any time */
631/* during execution of a perl program */ 805/* during execution of a perl program */
632static void NOINLINE 806static void NOINLINE
633prepare_cctx (pTHX_ coro_cctx *cctx) 807prepare_cctx (pTHX_ coro_cctx *cctx)
634{ 808{
635 dSP; 809 dSP;
636 LOGOP myop; 810 LOGOP myop;
811
812 PL_top_env = &PL_start_env;
813
814 if (cctx->flags & CC_TRACE)
815 PL_runops = runops_trace;
637 816
638 Zero (&myop, 1, LOGOP); 817 Zero (&myop, 1, LOGOP);
639 myop.op_next = PL_op; 818 myop.op_next = PL_op;
640 myop.op_flags = OPf_WANT_VOID | OPf_STACKED; 819 myop.op_flags = OPf_WANT_VOID | OPf_STACKED;
641 820
… …
658 dTHX; 837 dTHX;
659 838
660 /* coro_run is the alternative tail of transfer(), so unlock here. */ 839 /* coro_run is the alternative tail of transfer(), so unlock here. */
661 UNLOCK; 840 UNLOCK;
662 841
663 PL_top_env = &PL_start_env; 842 /* we now skip the entersub that lead to transfer() */
843 PL_op = PL_op->op_next;
664 844
665 /* inject a fake subroutine call to cctx_init */ 845 /* inject a fake subroutine call to cctx_init */
666 prepare_cctx (aTHX_ (coro_cctx *)arg); 846 prepare_cctx (aTHX_ (coro_cctx *)arg);
667 847
668 /* somebody or something will hit me for both perl_run and PL_restartop */ 848 /* somebody or something will hit me for both perl_run and PL_restartop */
… …
702# if CORO_STACKGUARD 882# if CORO_STACKGUARD
703 mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); 883 mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE);
704# endif 884# endif
705 stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr; 885 stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr;
706 stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; 886 stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE;
707 cctx->mapped = 1; 887 cctx->flags |= CC_MAPPED;
708 } 888 }
709 else 889 else
710#endif 890#endif
711 { 891 {
712 cctx->ssize = coro_stacksize * (long)sizeof (long); 892 cctx->ssize = coro_stacksize * (long)sizeof (long);
… …
739#if CORO_USE_VALGRIND 919#if CORO_USE_VALGRIND
740 VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); 920 VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);
741#endif 921#endif
742 922
743#if HAVE_MMAP 923#if HAVE_MMAP
744 if (cctx->mapped) 924 if (cctx->flags & CC_MAPPED)
745 munmap (cctx->sptr, cctx->ssize); 925 munmap (cctx->sptr, cctx->ssize);
746 else 926 else
747#endif 927#endif
748 Safefree (cctx->sptr); 928 Safefree (cctx->sptr);
749 929
… …
757 { 937 {
758 coro_cctx *cctx = cctx_first; 938 coro_cctx *cctx = cctx_first;
759 cctx_first = cctx->next; 939 cctx_first = cctx->next;
760 --cctx_idle; 940 --cctx_idle;
761 941
762 if (cctx->ssize >= coro_stacksize) 942 if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE))
763 return cctx; 943 return cctx;
764 944
765 cctx_destroy (cctx); 945 cctx_destroy (cctx);
766 } 946 }
767 947
768 PL_op = PL_op->op_next;
769 return cctx_new (); 948 return cctx_new ();
770} 949}
771 950
772static void 951static void
773cctx_put (coro_cctx *cctx) 952cctx_put (coro_cctx *cctx)
… …
777 { 956 {
778 coro_cctx *first = cctx_first; 957 coro_cctx *first = cctx_first;
779 cctx_first = first->next; 958 cctx_first = first->next;
780 --cctx_idle; 959 --cctx_idle;
781 960
782 assert (!first->inuse);
783 cctx_destroy (first); 961 cctx_destroy (first);
784 } 962 }
785 963
786 ++cctx_idle; 964 ++cctx_idle;
787 cctx->next = cctx_first; 965 cctx->next = cctx_first;
788 cctx_first = cctx; 966 cctx_first = cctx;
789} 967}
790 968
791/** coroutine switching *****************************************************/ 969/** coroutine switching *****************************************************/
792 970
793/* never call directly, always through the coro_state_transfer global variable */ 971static void NOINLINE
972transfer_check (pTHX_ struct coro *prev, struct coro *next)
973{
974 if (prev != next)
975 {
976 if (!(prev->flags & (CF_RUNNING | CF_NEW)))
977 croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states");
978
979 if (next->flags & CF_RUNNING)
980 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
981
982 if (next->flags & CF_DESTROYED)
983 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
984
985 if (PL_lex_state != LEX_NOTPARSING)
986 croak ("Coro::State::transfer called while parsing, but this is not supported");
987 }
988}
989
990/* always use the TRANSFER macro */
794static void NOINLINE 991static void NOINLINE
795transfer (pTHX_ struct coro *prev, struct coro *next) 992transfer (pTHX_ struct coro *prev, struct coro *next)
796{ 993{
797 dSTACKLEVEL; 994 dSTACKLEVEL;
798 995
… …
808 1005
809 if (prev->flags & CF_NEW) 1006 if (prev->flags & CF_NEW)
810 { 1007 {
811 /* create a new empty context */ 1008 /* create a new empty context */
812 Newz (0, prev->cctx, 1, coro_cctx); 1009 Newz (0, prev->cctx, 1, coro_cctx);
813 prev->cctx->inuse = 1;
814 prev->flags &= ~CF_NEW; 1010 prev->flags &= ~CF_NEW;
815 prev->flags |= CF_RUNNING; 1011 prev->flags |= CF_RUNNING;
816 } 1012 }
817
818 /*TODO: must not croak here */
819 if (!prev->flags & CF_RUNNING)
820 croak ("Coro::State::transfer called with non-running prev Coro::State, but can only transfer from running states");
821
822 if (next->flags & CF_RUNNING)
823 croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
824
825 if (next->flags & CF_DESTROYED)
826 croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
827 1013
828 prev->flags &= ~CF_RUNNING; 1014 prev->flags &= ~CF_RUNNING;
829 next->flags |= CF_RUNNING; 1015 next->flags |= CF_RUNNING;
830 1016
831 LOCK; 1017 LOCK;
… …
835 /* need to start coroutine */ 1021 /* need to start coroutine */
836 next->flags &= ~CF_NEW; 1022 next->flags &= ~CF_NEW;
837 /* first get rid of the old state */ 1023 /* first get rid of the old state */
838 save_perl (aTHX_ prev); 1024 save_perl (aTHX_ prev);
839 /* setup coroutine call */ 1025 /* setup coroutine call */
840 setup_coro (aTHX_ next); 1026 coro_setup (aTHX_ next);
841 /* need a new stack */
842 assert (!next->cctx);
843 } 1027 }
844 else 1028 else
845 { 1029 {
846 /* coroutine already started */ 1030 /* coroutine already started */
847 save_perl (aTHX_ prev); 1031 save_perl (aTHX_ prev);
… …
849 } 1033 }
850 1034
851 prev__cctx = prev->cctx; 1035 prev__cctx = prev->cctx;
852 1036
853 /* possibly "free" the cctx */ 1037 /* possibly "free" the cctx */
854 if (prev__cctx->idle_sp == STACKLEVEL) 1038 if (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))
855 { 1039 {
856 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ 1040 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
857 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); 1041 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
858 1042
859 prev->cctx = 0; 1043 prev->cctx = 0;
860 1044
861 cctx_put (prev__cctx); 1045 cctx_put (prev__cctx);
862 prev__cctx->inuse = 0;
863 } 1046 }
864 1047
1048 ++next->usecount;
1049
865 if (!next->cctx) 1050 if (!next->cctx)
866 {
867 next->cctx = cctx_get (aTHX); 1051 next->cctx = cctx_get (aTHX);
868 assert (!next->cctx->inuse);
869 next->cctx->inuse = 1;
870 }
871 1052
872 if (prev__cctx != next->cctx) 1053 if (prev__cctx != next->cctx)
873 { 1054 {
874 prev__cctx->top_env = PL_top_env; 1055 prev__cctx->top_env = PL_top_env;
875 PL_top_env = next->cctx->top_env; 1056 PL_top_env = next->cctx->top_env;
… …
885{ 1066{
886 struct coro *prev, *next; 1067 struct coro *prev, *next;
887}; 1068};
888 1069
889#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) 1070#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)
1071#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
890 1072
891/** high level stuff ********************************************************/ 1073/** high level stuff ********************************************************/
892 1074
893static int 1075static int
894coro_state_destroy (pTHX_ struct coro *coro) 1076coro_state_destroy (pTHX_ struct coro *coro)
… …
911 1093
912 if (coro->mainstack && coro->mainstack != main_mainstack) 1094 if (coro->mainstack && coro->mainstack != main_mainstack)
913 { 1095 {
914 struct coro temp; 1096 struct coro temp;
915 1097
916 assert (!(coro->flags & CF_RUNNING));
917
918 Zero (&temp, 1, struct coro);
919 temp.save = CORO_SAVE_ALL;
920
921 if (coro->flags & CF_RUNNING) 1098 if (coro->flags & CF_RUNNING)
922 croak ("FATAL: tried to destroy currently running coroutine"); 1099 croak ("FATAL: tried to destroy currently running coroutine");
923 1100
924 save_perl (aTHX_ &temp); 1101 save_perl (aTHX_ &temp);
925 load_perl (aTHX_ coro); 1102 load_perl (aTHX_ coro);
926 1103
927 coro_destroy_stacks (aTHX); 1104 coro_destroy (aTHX_ coro);
928 1105
929 load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */ 1106 load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */
930 1107
931 coro->mainstack = 0; 1108 coro->mainstack = 0;
932 } 1109 }
… …
977#else 1154#else
978# define MGf_DUP 0 1155# define MGf_DUP 0
979#endif 1156#endif
980}; 1157};
981 1158
982static struct coro *
983SvSTATE_ (pTHX_ SV *coro)
984{
985 HV *stash;
986 MAGIC *mg;
987
988 if (SvROK (coro))
989 coro = SvRV (coro);
990
991 stash = SvSTASH (coro);
992 if (stash != coro_stash && stash != coro_state_stash)
993 {
994 /* very slow, but rare, check */
995 if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
996 croak ("Coro::State object required");
997 }
998
999 mg = CORO_MAGIC (coro);
1000 return (struct coro *)mg->mg_ptr;
1001}
1002
1003#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
1004
1005static void 1159static void
1006prepare_transfer (pTHX_ struct transfer_args *ta, SV *prev_sv, SV *next_sv) 1160prepare_transfer (pTHX_ struct transfer_args *ta, SV *prev_sv, SV *next_sv)
1007{ 1161{
1008 ta->prev = SvSTATE (prev_sv); 1162 ta->prev = SvSTATE (prev_sv);
1009 ta->next = SvSTATE (next_sv); 1163 ta->next = SvSTATE (next_sv);
1164 TRANSFER_CHECK (*ta);
1010} 1165}
1011 1166
1012static void 1167static void
1013api_transfer (SV *prev_sv, SV *next_sv) 1168api_transfer (SV *prev_sv, SV *next_sv)
1014{ 1169{
1015 dTHX; 1170 dTHX;
1016 struct transfer_args ta; 1171 struct transfer_args ta;
1017 1172
1018 prepare_transfer (aTHX_ &ta, prev_sv, next_sv); 1173 prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1019 TRANSFER (ta); 1174 TRANSFER (ta);
1020}
1021
1022static int
1023api_save (SV *coro_sv, int new_save)
1024{
1025 dTHX;
1026 struct coro *coro = SvSTATE (coro_sv);
1027 int old_save = coro->save;
1028
1029 if (new_save >= 0)
1030 coro->save = new_save;
1031
1032 return old_save;
1033} 1175}
1034 1176
1035/** Coro ********************************************************************/ 1177/** Coro ********************************************************************/
1036 1178
1037static void 1179static void
… …
1131 break; 1273 break;
1132 } 1274 }
1133 1275
1134 /* free this only after the transfer */ 1276 /* free this only after the transfer */
1135 prev_sv = SvRV (coro_current); 1277 prev_sv = SvRV (coro_current);
1136 SvRV_set (coro_current, next_sv);
1137 ta->prev = SvSTATE (prev_sv); 1278 ta->prev = SvSTATE (prev_sv);
1138 1279 TRANSFER_CHECK (*ta);
1139 assert (ta->next->flags & CF_READY); 1280 assert (ta->next->flags & CF_READY);
1140 ta->next->flags &= ~CF_READY; 1281 ta->next->flags &= ~CF_READY;
1282 SvRV_set (coro_current, next_sv);
1141 1283
1142 LOCK; 1284 LOCK;
1143 free_coro_mortal (aTHX); 1285 free_coro_mortal (aTHX);
1144 coro_mortal = prev_sv; 1286 coro_mortal = prev_sv;
1145 UNLOCK; 1287 UNLOCK;
… …
1206 } 1348 }
1207 else 1349 else
1208 return 0; 1350 return 0;
1209} 1351}
1210 1352
1353static void
1354api_trace (SV *coro_sv, int flags)
1355{
1356 dTHX;
1357 struct coro *coro = SvSTATE (coro_sv);
1358
1359 if (flags & CC_TRACE)
1360 {
1361 if (!coro->cctx)
1362 coro->cctx = cctx_new ();
1363 else if (!(coro->cctx->flags & CC_TRACE))
1364 croak ("cannot enable tracing on coroutine with custom stack");
1365
1366 coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL));
1367 }
1368 else if (coro->cctx && coro->cctx->flags & CC_TRACE)
1369 {
1370 coro->cctx->flags &= ~(CC_TRACE | CC_TRACE_ALL);
1371
1372 if (coro->flags & CF_RUNNING)
1373 PL_runops = RUNOPS_DEFAULT;
1374 else
1375 coro->runops = RUNOPS_DEFAULT;
1376 }
1377}
1378
1211MODULE = Coro::State PACKAGE = Coro::State 1379MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1212 1380
1213PROTOTYPES: DISABLE 1381PROTOTYPES: DISABLE
1214 1382
1215BOOT: 1383BOOT:
1216{ 1384{
1217#ifdef USE_ITHREADS 1385#ifdef USE_ITHREADS
1218 MUTEX_INIT (&coro_mutex); 1386 MUTEX_INIT (&coro_mutex);
1219#endif 1387#endif
1220 BOOT_PAGESIZE; 1388 BOOT_PAGESIZE;
1221 1389
1390 irsgv = gv_fetchpv ("/", 1, SVt_PV);
1391
1222 coro_state_stash = gv_stashpv ("Coro::State", TRUE); 1392 coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1223 1393
1224 newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV)); 1394 newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1225 newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV)); 1395 newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
1226 newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV));
1227 newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV));
1228 newCONSTSUB (coro_state_stash, "SAVE_DEFFH", newSViv (CORO_SAVE_DEFFH));
1229 newCONSTSUB (coro_state_stash, "SAVE_DEF", newSViv (CORO_SAVE_DEF)); 1396 newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));
1230 newCONSTSUB (coro_state_stash, "SAVE_ALL", newSViv (CORO_SAVE_ALL)); 1397 newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));
1231 1398
1232 main_mainstack = PL_mainstack; 1399 main_mainstack = PL_mainstack;
1233 main_top_env = PL_top_env; 1400 main_top_env = PL_top_env;
1234 1401
1235 while (main_top_env->je_prev) 1402 while (main_top_env->je_prev)
… …
1248 struct coro *coro; 1415 struct coro *coro;
1249 HV *hv; 1416 HV *hv;
1250 int i; 1417 int i;
1251 1418
1252 Newz (0, coro, 1, struct coro); 1419 Newz (0, coro, 1, struct coro);
1253 coro->args = newAV (); 1420 coro->args = newAV ();
1254 coro->save = CORO_SAVE_DEF;
1255 coro->flags = CF_NEW; 1421 coro->flags = CF_NEW;
1256 1422
1257 if (coro_first) coro_first->prev = coro; 1423 if (coro_first) coro_first->prev = coro;
1258 coro->next = coro_first; 1424 coro->next = coro_first;
1259 coro_first = coro; 1425 coro_first = coro;
… …
1266 av_push (coro->args, newSVsv (ST (i))); 1432 av_push (coro->args, newSVsv (ST (i)));
1267} 1433}
1268 OUTPUT: 1434 OUTPUT:
1269 RETVAL 1435 RETVAL
1270 1436
1271int 1437# these not obviously related functions are all rolled into the same xs
1272save (SV *coro, int new_save = -1) 1438# function to increase chances that they all will call transfer with the same
1273 CODE: 1439# stack offset
1274 RETVAL = api_save (coro, new_save);
1275 OUTPUT:
1276 RETVAL
1277
1278int
1279save_also (SV *coro_sv, int save_also)
1280 CODE:
1281{
1282 struct coro *coro = SvSTATE (coro_sv);
1283 RETVAL = coro->save;
1284 coro->save |= save_also;
1285}
1286 OUTPUT:
1287 RETVAL
1288
1289void 1440void
1290_set_stacklevel (...) 1441_set_stacklevel (...)
1291 ALIAS: 1442 ALIAS:
1292 Coro::State::transfer = 1 1443 Coro::State::transfer = 1
1293 Coro::schedule = 2 1444 Coro::schedule = 2
… …
1379 if (coro->hv) 1530 if (coro->hv)
1380 XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); 1531 XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv)));
1381} 1532}
1382 1533
1383void 1534void
1384_eval (Coro::State coro, SV *coderef) 1535call (Coro::State coro, SV *coderef)
1536 ALIAS:
1537 eval = 1
1385 CODE: 1538 CODE:
1386{ 1539{
1387 if (coro->mainstack) 1540 if (coro->mainstack)
1388 { 1541 {
1389 struct coro temp; 1542 struct coro temp;
1390 Zero (&temp, 1, struct coro); 1543 Zero (&temp, 1, struct coro);
1391 temp.save = CORO_SAVE_ALL;
1392 1544
1393 if (!(coro->flags & CF_RUNNING)) 1545 if (!(coro->flags & CF_RUNNING))
1394 { 1546 {
1395 save_perl (aTHX_ &temp); 1547 save_perl (aTHX_ &temp);
1396 load_perl (aTHX_ coro); 1548 load_perl (aTHX_ coro);
… …
1400 dSP; 1552 dSP;
1401 ENTER; 1553 ENTER;
1402 SAVETMPS; 1554 SAVETMPS;
1403 PUSHMARK (SP); 1555 PUSHMARK (SP);
1404 PUTBACK; 1556 PUTBACK;
1557 if (ix)
1558 eval_sv (coderef, 0);
1559 else
1405 call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); 1560 call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
1406 SPAGAIN; 1561 SPAGAIN;
1407 FREETMPS; 1562 FREETMPS;
1408 LEAVE; 1563 LEAVE;
1409 PUTBACK; 1564 PUTBACK;
1410 } 1565 }
… …
1414 save_perl (aTHX_ coro); 1569 save_perl (aTHX_ coro);
1415 load_perl (aTHX_ &temp); 1570 load_perl (aTHX_ &temp);
1416 } 1571 }
1417 } 1572 }
1418} 1573}
1419 1574
1420SV * 1575SV *
1421is_ready (Coro::State coro) 1576is_ready (Coro::State coro)
1422 PROTOTYPE: $ 1577 PROTOTYPE: $
1423 ALIAS: 1578 ALIAS:
1424 is_ready = CF_READY 1579 is_ready = CF_READY
… …
1428 CODE: 1583 CODE:
1429 RETVAL = boolSV (coro->flags & ix); 1584 RETVAL = boolSV (coro->flags & ix);
1430 OUTPUT: 1585 OUTPUT:
1431 RETVAL 1586 RETVAL
1432 1587
1588void
1589api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB)
1590
1591SV *
1592has_stack (Coro::State coro)
1593 PROTOTYPE: $
1594 CODE:
1595 RETVAL = boolSV (!!coro->cctx);
1596 OUTPUT:
1597 RETVAL
1598
1599int
1600is_traced (Coro::State coro)
1601 PROTOTYPE: $
1602 CODE:
1603 RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL;
1604 OUTPUT:
1605 RETVAL
1606
1433IV 1607IV
1434rss (Coro::State coro) 1608rss (Coro::State coro)
1435 PROTOTYPE: $ 1609 PROTOTYPE: $
1610 ALIAS:
1611 usecount = 1
1436 CODE: 1612 CODE:
1437 RETVAL = coro_rss (coro); 1613 switch (ix)
1614 {
1615 case 0: RETVAL = coro_rss (aTHX_ coro); break;
1616 case 1: RETVAL = coro->usecount; break;
1617 }
1438 OUTPUT: 1618 OUTPUT:
1439 RETVAL 1619 RETVAL
1440 1620
1441 1621
1442MODULE = Coro::State PACKAGE = Coro 1622MODULE = Coro::State PACKAGE = Coro
… …
1447 1627
1448 sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE); 1628 sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);
1449 sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE); 1629 sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);
1450 av_async_pool = get_av ("Coro::async_pool", TRUE); 1630 av_async_pool = get_av ("Coro::async_pool", TRUE);
1451 1631
1452 coro_current = get_sv ("Coro::current", FALSE); 1632 coro_current = get_sv ("Coro::current", FALSE);
1453 SvREADONLY_on (coro_current); 1633 SvREADONLY_on (coro_current);
1454 1634
1455 coro_stash = gv_stashpv ("Coro", TRUE); 1635 coro_stash = gv_stashpv ("Coro", TRUE);
1456 1636
1457 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); 1637 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
… …
1466 1646
1467 { 1647 {
1468 SV *sv = perl_get_sv("Coro::API", 1); 1648 SV *sv = perl_get_sv("Coro::API", 1);
1469 1649
1470 coroapi.schedule = api_schedule; 1650 coroapi.schedule = api_schedule;
1471 coroapi.save = api_save;
1472 coroapi.cede = api_cede; 1651 coroapi.cede = api_cede;
1473 coroapi.cede_notself = api_cede_notself; 1652 coroapi.cede_notself = api_cede_notself;
1474 coroapi.ready = api_ready; 1653 coroapi.ready = api_ready;
1475 coroapi.is_ready = api_is_ready; 1654 coroapi.is_ready = api_is_ready;
1476 coroapi.nready = &coro_nready; 1655 coroapi.nready = &coro_nready;
… …
1526 RETVAL = coro_nready; 1705 RETVAL = coro_nready;
1527 OUTPUT: 1706 OUTPUT:
1528 RETVAL 1707 RETVAL
1529 1708
1530# for async_pool speedup 1709# for async_pool speedup
1531SV * 1710void
1532_pool_1 (...) 1711_pool_1 (SV *cb)
1533 CODE: 1712 CODE:
1534{ 1713{
1535 int i, len; 1714 struct coro *coro = SvSTATE (coro_current);
1536 HV *hv = (HV *)SvRV (coro_current); 1715 HV *hv = (HV *)SvRV (coro_current);
1537 AV *defav = GvAV (PL_defgv); 1716 AV *defav = GvAV (PL_defgv);
1538 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); 1717 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1539 AV *invoke_av; 1718 AV *invoke_av;
1719 int i, len;
1540 1720
1541 if (!invoke) 1721 if (!invoke)
1542 XSRETURN_EMPTY; 1722 croak ("\3terminate\2\n");
1723
1724 SvREFCNT_dec (coro->saved_deffh);
1725 coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1543 1726
1544 hv_store (hv, "desc", sizeof ("desc") - 1, 1727 hv_store (hv, "desc", sizeof ("desc") - 1,
1545 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); 1728 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1546 1729
1547 invoke_av = (AV *)SvRV (invoke); 1730 invoke_av = (AV *)SvRV (invoke);
1548 len = av_len (invoke_av); 1731 len = av_len (invoke_av);
1549 1732
1550 av_clear (defav); 1733 sv_setsv (cb, AvARRAY (invoke_av)[0]);
1551
1552 RETVAL = sv_2mortal (SvREFCNT_inc (AvARRAY (invoke_av)[0]));
1553 1734
1554 if (len > 0) 1735 if (len > 0)
1555 { 1736 {
1556 av_extend (defav, len); 1737 av_fill (defav, len - 1);
1557 for (i = 0; i < len; ++i) 1738 for (i = 0; i < len; ++i)
1558 av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1])); 1739 av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1]));
1559 } 1740 }
1560 1741
1561 SvREFCNT_dec (invoke); 1742 SvREFCNT_dec (invoke);
1562} 1743}
1563 OUTPUT:
1564 RETVAL
1565 1744
1566void 1745void
1567_pool_2 (...) 1746_pool_2 (SV *cb)
1568 CODE: 1747 CODE:
1569{ 1748{
1570 struct coro *coro = SvSTATE (coro_current); 1749 struct coro *coro = SvSTATE (coro_current);
1571 1750
1751 sv_setsv (cb, &PL_sv_undef);
1752
1753 SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh;
1754 coro->saved_deffh = 0;
1755
1572 if (coro_rss (coro) > SvIV (sv_pool_rss) 1756 if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1573 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) 1757 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1574 XSRETURN_YES; 1758 croak ("\3terminate\2\n");
1575 1759
1576 av_clear (GvAV (PL_defgv)); 1760 av_clear (GvAV (PL_defgv));
1577 hv_store (SvRV (coro_current), "desc", sizeof ("desc") - 1, 1761 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1578 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); 1762 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1579 coro->save = CORO_SAVE_DEF; 1763
1580 coro->prio = 0; 1764 coro->prio = 0;
1765
1766 if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1767 api_trace (coro_current, 0);
1768
1581 av_push (av_async_pool, newSVsv (coro_current)); 1769 av_push (av_async_pool, newSVsv (coro_current));
1582
1583 XSRETURN_NO;
1584} 1770}
1585 1771
1586 1772
1587MODULE = Coro::State PACKAGE = Coro::AIO 1773MODULE = Coro::State PACKAGE = Coro::AIO
1588 1774

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