… | |
… | |
132 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
132 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
133 | static JMPENV *main_top_env; |
133 | static JMPENV *main_top_env; |
134 | static HV *coro_state_stash, *coro_stash; |
134 | static HV *coro_state_stash, *coro_stash; |
135 | static SV *coro_mortal; /* will be freed after next transfer */ |
135 | static SV *coro_mortal; /* will be freed after next transfer */ |
136 | |
136 | |
|
|
137 | static GV *irsgv; /* $/ */ |
|
|
138 | |
137 | /* async_pool helper stuff */ |
139 | /* async_pool helper stuff */ |
138 | static SV *sv_pool_rss; |
140 | static SV *sv_pool_rss; |
139 | static SV *sv_pool_size; |
141 | static SV *sv_pool_size; |
140 | static AV *av_async_pool; |
142 | static AV *av_async_pool; |
141 | |
143 | |
… | |
… | |
184 | coro_cctx *cctx; |
186 | coro_cctx *cctx; |
185 | |
187 | |
186 | /* data associated with this coroutine (initial args) */ |
188 | /* data associated with this coroutine (initial args) */ |
187 | AV *args; |
189 | AV *args; |
188 | int refcnt; |
190 | int refcnt; |
189 | int save; /* CORO_SAVE flags */ |
|
|
190 | int flags; /* CF_ flags */ |
191 | int flags; /* CF_ flags */ |
191 | |
192 | |
192 | /* optionally saved, might be zero */ |
193 | /* optionally saved, might be zero */ |
193 | AV *defav; /* @_ */ |
194 | AV *defav; /* @_ */ |
194 | SV *defsv; /* $_ */ |
195 | SV *defsv; /* $_ */ |
195 | SV *errsv; /* $@ */ |
196 | SV *errsv; /* $@ */ |
196 | GV *deffh; /* default filehandle */ |
197 | IO *deffh; /* default filehandle */ |
197 | SV *irssv; /* $/ */ |
198 | SV *irssv; /* $/ */ |
198 | SV *irssv_sv; /* real $/ cache */ |
199 | SV *irssv_sv; /* real $/ cache */ |
199 | |
200 | |
200 | #define VAR(name,type) type name; |
201 | #define VAR(name,type) type name; |
201 | # include "state.h" |
202 | # include "state.h" |
202 | #undef VAR |
203 | #undef VAR |
|
|
204 | |
|
|
205 | /* statistics */ |
|
|
206 | int usecount; /* number of switches to this coro */ |
203 | |
207 | |
204 | /* coro process data */ |
208 | /* coro process data */ |
205 | int prio; |
209 | int prio; |
206 | |
210 | |
207 | /* linked list */ |
211 | /* linked list */ |
… | |
… | |
307 | HV *stash; |
311 | HV *stash; |
308 | MAGIC *mg; |
312 | MAGIC *mg; |
309 | |
313 | |
310 | if (SvROK (coro)) |
314 | if (SvROK (coro)) |
311 | coro = SvRV (coro); |
315 | coro = SvRV (coro); |
|
|
316 | |
|
|
317 | if (SvTYPE (coro) != SVt_PVHV) |
|
|
318 | croak ("Coro::State object required"); |
312 | |
319 | |
313 | stash = SvSTASH (coro); |
320 | stash = SvSTASH (coro); |
314 | if (stash != coro_stash && stash != coro_state_stash) |
321 | if (stash != coro_stash && stash != coro_state_stash) |
315 | { |
322 | { |
316 | /* very slow, but rare, check */ |
323 | /* very slow, but rare, check */ |
… | |
… | |
369 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
376 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
370 | } |
377 | } |
371 | |
378 | |
372 | /** load & save, init *******************************************************/ |
379 | /** load & save, init *******************************************************/ |
373 | |
380 | |
374 | #define SB do { |
|
|
375 | #define SE } while (0) |
|
|
376 | |
|
|
377 | #define REPLACE_SV(sv,val) SB SvREFCNT_dec (sv); (sv) = (val); (val) = 0; SE |
|
|
378 | |
|
|
379 | static void |
381 | static void |
380 | load_perl (pTHX_ Coro__State c) |
382 | load_perl (pTHX_ Coro__State c) |
381 | { |
383 | { |
382 | #define VAR(name,type) PL_ ## name = c->name; |
384 | #define VAR(name,type) PL_ ## name = c->name; |
383 | # include "state.h" |
385 | # include "state.h" |
384 | #undef VAR |
386 | #undef VAR |
385 | |
387 | |
386 | if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav); |
388 | GvSV (PL_defgv) = c->defsv; |
387 | if (c->defsv) REPLACE_SV (DEFSV , c->defsv); |
389 | GvAV (PL_defgv) = c->defav; |
388 | if (c->errsv) REPLACE_SV (ERRSV , c->errsv); |
390 | GvSV (PL_errgv) = c->errsv; |
389 | if (c->deffh) REPLACE_SV (PL_defoutgv , c->deffh); |
391 | PL_defoutgv = c->deffh; |
390 | |
392 | PL_rs = c->irssv; |
391 | if (c->irssv) |
393 | GvSV (irsgv) = c->irssv_sv; |
392 | { |
|
|
393 | if (c->irssv == PL_rs || sv_eq (PL_rs, c->irssv)) |
|
|
394 | { |
|
|
395 | SvREFCNT_dec (c->irssv); |
|
|
396 | c->irssv = 0; |
|
|
397 | } |
|
|
398 | else |
|
|
399 | { |
|
|
400 | REPLACE_SV (PL_rs, c->irssv); |
|
|
401 | if (!c->irssv_sv) c->irssv_sv = get_sv ("/", 0); |
|
|
402 | sv_setsv (c->irssv_sv, PL_rs); |
|
|
403 | } |
|
|
404 | } |
|
|
405 | |
394 | |
406 | { |
395 | { |
407 | dSP; |
396 | dSP; |
408 | CV *cv; |
397 | CV *cv; |
409 | |
398 | |
… | |
… | |
467 | } |
456 | } |
468 | |
457 | |
469 | PUTBACK; |
458 | PUTBACK; |
470 | } |
459 | } |
471 | |
460 | |
472 | c->defav = c->save & CORO_SAVE_DEFAV ? (AV *)SvREFCNT_inc (GvAV (PL_defgv)) : 0; |
461 | c->defav = GvAV (PL_defgv); |
473 | c->defsv = c->save & CORO_SAVE_DEFSV ? SvREFCNT_inc (DEFSV) : 0; |
462 | c->defsv = DEFSV; |
474 | c->errsv = c->save & CORO_SAVE_ERRSV ? SvREFCNT_inc (ERRSV) : 0; |
463 | c->errsv = ERRSV; |
475 | c->deffh = c->save & CORO_SAVE_DEFFH ? (GV *)SvREFCNT_inc (PL_defoutgv) : 0; |
464 | c->deffh = PL_defoutgv; |
476 | c->irssv = c->save & CORO_SAVE_IRSSV ? SvREFCNT_inc (PL_rs) : 0; |
465 | c->irssv = PL_rs; |
|
|
466 | c->irssv_sv = GvSV (irsgv); |
477 | |
467 | |
478 | #define VAR(name,type)c->name = PL_ ## name; |
468 | #define VAR(name,type)c->name = PL_ ## name; |
479 | # include "state.h" |
469 | # include "state.h" |
480 | #undef VAR |
470 | #undef VAR |
481 | } |
471 | } |
… | |
… | |
534 | * destroy the stacks, the callchain etc... |
524 | * destroy the stacks, the callchain etc... |
535 | */ |
525 | */ |
536 | static void |
526 | static void |
537 | coro_destroy_stacks (pTHX) |
527 | coro_destroy_stacks (pTHX) |
538 | { |
528 | { |
539 | if (!IN_DESTRUCT) |
|
|
540 | { |
|
|
541 | /* restore all saved variables and stuff */ |
|
|
542 | LEAVE_SCOPE (0); |
|
|
543 | assert (PL_tmps_floor == -1); |
|
|
544 | |
|
|
545 | /* free all temporaries */ |
|
|
546 | FREETMPS; |
|
|
547 | assert (PL_tmps_ix == -1); |
|
|
548 | |
|
|
549 | /* unwind all extra stacks */ |
|
|
550 | POPSTACK_TO (PL_mainstack); |
|
|
551 | |
|
|
552 | /* unwind main stack */ |
|
|
553 | dounwind (-1); |
|
|
554 | } |
|
|
555 | |
|
|
556 | while (PL_curstackinfo->si_next) |
529 | while (PL_curstackinfo->si_next) |
557 | PL_curstackinfo = PL_curstackinfo->si_next; |
530 | PL_curstackinfo = PL_curstackinfo->si_next; |
558 | |
531 | |
559 | while (PL_curstackinfo) |
532 | while (PL_curstackinfo) |
560 | { |
533 | { |
… | |
… | |
576 | Safefree (PL_retstack); |
549 | Safefree (PL_retstack); |
577 | #endif |
550 | #endif |
578 | } |
551 | } |
579 | |
552 | |
580 | static size_t |
553 | static size_t |
581 | coro_rss (struct coro *coro) |
554 | coro_rss (pTHX_ struct coro *coro) |
582 | { |
555 | { |
583 | size_t rss = sizeof (coro); |
556 | size_t rss = sizeof (coro); |
584 | |
557 | |
585 | if (coro->mainstack) |
558 | if (coro->mainstack) |
586 | { |
559 | { |
… | |
… | |
609 | } |
582 | } |
610 | |
583 | |
611 | /** coroutine stack handling ************************************************/ |
584 | /** coroutine stack handling ************************************************/ |
612 | |
585 | |
613 | static void |
586 | static void |
614 | setup_coro (pTHX_ struct coro *coro) |
587 | coro_setup (pTHX_ struct coro *coro) |
615 | { |
588 | { |
616 | /* |
589 | /* |
617 | * emulate part of the perl startup here. |
590 | * emulate part of the perl startup here. |
618 | */ |
591 | */ |
619 | coro_init_stacks (aTHX); |
592 | coro_init_stacks (aTHX); |
… | |
… | |
624 | PL_comppad = 0; |
597 | PL_comppad = 0; |
625 | PL_curpm = 0; |
598 | PL_curpm = 0; |
626 | PL_localizing = 0; |
599 | PL_localizing = 0; |
627 | PL_dirty = 0; |
600 | PL_dirty = 0; |
628 | 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 | } |
629 | |
617 | |
630 | { |
618 | { |
631 | dSP; |
619 | dSP; |
632 | LOGOP myop; |
620 | LOGOP myop; |
633 | |
|
|
634 | SvREFCNT_dec (GvAV (PL_defgv)); |
|
|
635 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
|
|
636 | |
621 | |
637 | Zero (&myop, 1, LOGOP); |
622 | Zero (&myop, 1, LOGOP); |
638 | myop.op_next = Nullop; |
623 | myop.op_next = Nullop; |
639 | myop.op_flags = OPf_WANT_VOID; |
624 | myop.op_flags = OPf_WANT_VOID; |
640 | |
625 | |
… | |
… | |
648 | |
633 | |
649 | ENTER; /* necessary e.g. for dounwind */ |
634 | ENTER; /* necessary e.g. for dounwind */ |
650 | } |
635 | } |
651 | |
636 | |
652 | static void |
637 | static void |
|
|
638 | coro_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 | coro_destroy_stacks (aTHX); |
|
|
665 | } |
|
|
666 | |
|
|
667 | static void |
653 | free_coro_mortal (pTHX) |
668 | free_coro_mortal (pTHX) |
654 | { |
669 | { |
655 | if (coro_mortal) |
670 | if (coro_mortal) |
656 | { |
671 | { |
657 | SvREFCNT_dec (coro_mortal); |
672 | SvREFCNT_dec (coro_mortal); |
… | |
… | |
669 | |
684 | |
670 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
685 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
671 | { |
686 | { |
672 | PERL_ASYNC_CHECK (); |
687 | PERL_ASYNC_CHECK (); |
673 | |
688 | |
674 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
689 | if (cctx->flags & CC_TRACE_ALL) |
675 | { |
690 | { |
676 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
691 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
677 | SV **bot, **top; |
|
|
678 | AV *av = newAV (); /* return values */ |
|
|
679 | SV **cb; |
|
|
680 | runops_proc_t old_runops = PL_runops; |
|
|
681 | dSP; |
|
|
682 | ENTER; |
|
|
683 | SAVETMPS; |
|
|
684 | EXTEND (SP, 3); |
|
|
685 | PL_runops = RUNOPS_DEFAULT; |
|
|
686 | |
|
|
687 | GV *gv = CvGV (cx->blk_sub.cv); |
|
|
688 | SV *fullname = sv_2mortal (newSV (0)); |
|
|
689 | if (isGV (gv)) |
|
|
690 | gv_efullname3 (fullname, gv, 0); |
|
|
691 | |
|
|
692 | bot = PL_stack_base + cx->blk_oldsp + 1; |
|
|
693 | top = cx->blk_gimme == G_ARRAY ? SP + 1 |
|
|
694 | : cx->blk_gimme == G_SCALAR ? bot + 1 |
|
|
695 | : bot; |
|
|
696 | |
|
|
697 | while (bot < top) |
|
|
698 | av_push (av, SvREFCNT_inc (*bot++)); |
|
|
699 | |
|
|
700 | PUSHMARK (SP); |
|
|
701 | PUSHs (&PL_sv_no); |
|
|
702 | PUSHs (fullname); |
|
|
703 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
704 | PUTBACK; |
|
|
705 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
|
|
706 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
707 | SPAGAIN; |
|
|
708 | |
|
|
709 | FREETMPS; |
|
|
710 | LEAVE; |
|
|
711 | PL_runops = old_runops; |
|
|
712 | } |
|
|
713 | |
|
|
714 | if (oldcop != PL_curcop) |
|
|
715 | { |
|
|
716 | oldcop = PL_curcop; |
|
|
717 | |
|
|
718 | if (PL_curcop != &PL_compiling) |
|
|
719 | { |
692 | { |
|
|
693 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
|
|
694 | SV **bot, **top; |
|
|
695 | AV *av = newAV (); /* return values */ |
720 | SV **cb; |
696 | SV **cb; |
721 | runops_proc_t old_runops = PL_runops; |
|
|
722 | dSP; |
697 | dSP; |
|
|
698 | |
|
|
699 | GV *gv = CvGV (cx->blk_sub.cv); |
|
|
700 | SV *fullname = sv_2mortal (newSV (0)); |
|
|
701 | if (isGV (gv)) |
|
|
702 | gv_efullname3 (fullname, gv, 0); |
|
|
703 | |
|
|
704 | bot = PL_stack_base + cx->blk_oldsp + 1; |
|
|
705 | top = cx->blk_gimme == G_ARRAY ? SP + 1 |
|
|
706 | : cx->blk_gimme == G_SCALAR ? bot + 1 |
|
|
707 | : bot; |
|
|
708 | |
|
|
709 | while (bot < top) |
|
|
710 | av_push (av, SvREFCNT_inc (*bot++)); |
|
|
711 | |
|
|
712 | PL_runops = RUNOPS_DEFAULT; |
723 | ENTER; |
713 | ENTER; |
724 | SAVETMPS; |
714 | SAVETMPS; |
725 | EXTEND (SP, 3); |
715 | EXTEND (SP, 3); |
726 | PL_runops = RUNOPS_DEFAULT; |
716 | PUSHMARK (SP); |
|
|
717 | PUSHs (&PL_sv_no); |
|
|
718 | PUSHs (fullname); |
|
|
719 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
720 | PUTBACK; |
|
|
721 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
|
|
722 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
723 | SPAGAIN; |
|
|
724 | FREETMPS; |
|
|
725 | LEAVE; |
|
|
726 | PL_runops = runops_trace; |
|
|
727 | } |
727 | |
728 | |
728 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
729 | if (oldcop != PL_curcop) |
|
|
730 | { |
|
|
731 | oldcop = PL_curcop; |
|
|
732 | |
|
|
733 | if (PL_curcop != &PL_compiling) |
729 | { |
734 | { |
730 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
735 | SV **cb; |
731 | |
736 | |
732 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
737 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
733 | { |
738 | { |
|
|
739 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
|
|
740 | |
|
|
741 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
|
|
742 | { |
|
|
743 | runops_proc_t old_runops = PL_runops; |
|
|
744 | dSP; |
734 | GV *gv = CvGV (cx->blk_sub.cv); |
745 | GV *gv = CvGV (cx->blk_sub.cv); |
735 | SV *fullname = sv_2mortal (newSV (0)); |
746 | SV *fullname = sv_2mortal (newSV (0)); |
|
|
747 | |
736 | if (isGV (gv)) |
748 | if (isGV (gv)) |
737 | gv_efullname3 (fullname, gv, 0); |
749 | gv_efullname3 (fullname, gv, 0); |
738 | |
750 | |
|
|
751 | PL_runops = RUNOPS_DEFAULT; |
|
|
752 | ENTER; |
|
|
753 | SAVETMPS; |
|
|
754 | EXTEND (SP, 3); |
|
|
755 | PUSHMARK (SP); |
|
|
756 | PUSHs (&PL_sv_yes); |
|
|
757 | PUSHs (fullname); |
|
|
758 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
|
|
759 | PUTBACK; |
|
|
760 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
|
|
761 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
762 | SPAGAIN; |
|
|
763 | FREETMPS; |
|
|
764 | LEAVE; |
|
|
765 | PL_runops = runops_trace; |
|
|
766 | } |
|
|
767 | |
|
|
768 | oldcxix = cxstack_ix; |
|
|
769 | } |
|
|
770 | |
|
|
771 | if (cctx->flags & CC_TRACE_LINE) |
|
|
772 | { |
|
|
773 | dSP; |
|
|
774 | |
|
|
775 | PL_runops = RUNOPS_DEFAULT; |
|
|
776 | ENTER; |
|
|
777 | SAVETMPS; |
|
|
778 | EXTEND (SP, 3); |
|
|
779 | PL_runops = RUNOPS_DEFAULT; |
739 | PUSHMARK (SP); |
780 | PUSHMARK (SP); |
740 | PUSHs (&PL_sv_yes); |
781 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
741 | PUSHs (fullname); |
782 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
742 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
|
|
743 | PUTBACK; |
783 | PUTBACK; |
744 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
784 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
745 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
785 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
746 | SPAGAIN; |
786 | SPAGAIN; |
|
|
787 | FREETMPS; |
|
|
788 | LEAVE; |
|
|
789 | PL_runops = runops_trace; |
747 | } |
790 | } |
748 | |
|
|
749 | oldcxix = cxstack_ix; |
|
|
750 | } |
791 | } |
751 | |
|
|
752 | if (cctx->flags & CC_TRACE_LINE) |
|
|
753 | { |
|
|
754 | PUSHMARK (SP); |
|
|
755 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
|
|
756 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
|
|
757 | PUTBACK; |
|
|
758 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
|
|
759 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
760 | SPAGAIN; |
|
|
761 | } |
|
|
762 | |
|
|
763 | FREETMPS; |
|
|
764 | LEAVE; |
|
|
765 | PL_runops = old_runops; |
|
|
766 | } |
792 | } |
767 | } |
793 | } |
768 | } |
794 | } |
769 | |
795 | |
770 | TAINT_NOT; |
796 | TAINT_NOT; |
… | |
… | |
992 | /* need to start coroutine */ |
1018 | /* need to start coroutine */ |
993 | next->flags &= ~CF_NEW; |
1019 | next->flags &= ~CF_NEW; |
994 | /* first get rid of the old state */ |
1020 | /* first get rid of the old state */ |
995 | save_perl (aTHX_ prev); |
1021 | save_perl (aTHX_ prev); |
996 | /* setup coroutine call */ |
1022 | /* setup coroutine call */ |
997 | setup_coro (aTHX_ next); |
1023 | coro_setup (aTHX_ next); |
998 | } |
1024 | } |
999 | else |
1025 | else |
1000 | { |
1026 | { |
1001 | /* coroutine already started */ |
1027 | /* coroutine already started */ |
1002 | save_perl (aTHX_ prev); |
1028 | save_perl (aTHX_ prev); |
… | |
… | |
1014 | prev->cctx = 0; |
1040 | prev->cctx = 0; |
1015 | |
1041 | |
1016 | cctx_put (prev__cctx); |
1042 | cctx_put (prev__cctx); |
1017 | } |
1043 | } |
1018 | |
1044 | |
|
|
1045 | ++next->usecount; |
|
|
1046 | |
1019 | if (!next->cctx) |
1047 | if (!next->cctx) |
1020 | next->cctx = cctx_get (aTHX); |
1048 | next->cctx = cctx_get (aTHX); |
1021 | |
1049 | |
1022 | if (prev__cctx != next->cctx) |
1050 | if (prev__cctx != next->cctx) |
1023 | { |
1051 | { |
… | |
… | |
1062 | |
1090 | |
1063 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1091 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1064 | { |
1092 | { |
1065 | struct coro temp; |
1093 | struct coro temp; |
1066 | |
1094 | |
1067 | assert (!(coro->flags & CF_RUNNING)); |
|
|
1068 | |
|
|
1069 | Zero (&temp, 1, struct coro); |
|
|
1070 | temp.save = CORO_SAVE_ALL; |
|
|
1071 | |
|
|
1072 | if (coro->flags & CF_RUNNING) |
1095 | if (coro->flags & CF_RUNNING) |
1073 | croak ("FATAL: tried to destroy currently running coroutine"); |
1096 | croak ("FATAL: tried to destroy currently running coroutine"); |
1074 | |
1097 | |
1075 | save_perl (aTHX_ &temp); |
1098 | save_perl (aTHX_ &temp); |
1076 | load_perl (aTHX_ coro); |
1099 | load_perl (aTHX_ coro); |
1077 | |
1100 | |
1078 | coro_destroy_stacks (aTHX); |
1101 | coro_destroy (aTHX_ coro); |
1079 | |
1102 | |
1080 | load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */ |
1103 | load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */ |
1081 | |
1104 | |
1082 | coro->mainstack = 0; |
1105 | coro->mainstack = 0; |
1083 | } |
1106 | } |
… | |
… | |
1146 | |
1169 | |
1147 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1170 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1148 | TRANSFER (ta); |
1171 | TRANSFER (ta); |
1149 | } |
1172 | } |
1150 | |
1173 | |
1151 | static int |
|
|
1152 | api_save (SV *coro_sv, int new_save) |
|
|
1153 | { |
|
|
1154 | dTHX; |
|
|
1155 | struct coro *coro = SvSTATE (coro_sv); |
|
|
1156 | int old_save = coro->save; |
|
|
1157 | |
|
|
1158 | if (new_save >= 0) |
|
|
1159 | coro->save = new_save; |
|
|
1160 | |
|
|
1161 | return old_save; |
|
|
1162 | } |
|
|
1163 | |
|
|
1164 | /** Coro ********************************************************************/ |
1174 | /** Coro ********************************************************************/ |
1165 | |
1175 | |
1166 | static void |
1176 | static void |
1167 | coro_enq (pTHX_ SV *coro_sv) |
1177 | coro_enq (pTHX_ SV *coro_sv) |
1168 | { |
1178 | { |
… | |
… | |
1335 | } |
1345 | } |
1336 | else |
1346 | else |
1337 | return 0; |
1347 | return 0; |
1338 | } |
1348 | } |
1339 | |
1349 | |
|
|
1350 | static void |
|
|
1351 | api_trace (SV *coro_sv, int flags) |
|
|
1352 | { |
|
|
1353 | dTHX; |
|
|
1354 | struct coro *coro = SvSTATE (coro_sv); |
|
|
1355 | |
|
|
1356 | if (flags & CC_TRACE) |
|
|
1357 | { |
|
|
1358 | if (!coro->cctx) |
|
|
1359 | coro->cctx = cctx_new (); |
|
|
1360 | else if (!(coro->cctx->flags & CC_TRACE)) |
|
|
1361 | croak ("cannot enable tracing on coroutine with custom stack"); |
|
|
1362 | |
|
|
1363 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
|
|
1364 | } |
|
|
1365 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
|
|
1366 | { |
|
|
1367 | coro->cctx->flags &= ~(CC_TRACE | CC_TRACE_ALL); |
|
|
1368 | |
|
|
1369 | if (coro->flags & CF_RUNNING) |
|
|
1370 | PL_runops = RUNOPS_DEFAULT; |
|
|
1371 | else |
|
|
1372 | coro->runops = RUNOPS_DEFAULT; |
|
|
1373 | } |
|
|
1374 | } |
|
|
1375 | |
1340 | MODULE = Coro::State PACKAGE = Coro::State |
1376 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1341 | |
1377 | |
1342 | PROTOTYPES: DISABLE |
1378 | PROTOTYPES: DISABLE |
1343 | |
1379 | |
1344 | BOOT: |
1380 | BOOT: |
1345 | { |
1381 | { |
1346 | #ifdef USE_ITHREADS |
1382 | #ifdef USE_ITHREADS |
1347 | MUTEX_INIT (&coro_mutex); |
1383 | MUTEX_INIT (&coro_mutex); |
1348 | #endif |
1384 | #endif |
1349 | BOOT_PAGESIZE; |
1385 | BOOT_PAGESIZE; |
|
|
1386 | |
|
|
1387 | irsgv = gv_fetchpv ("/", 1, SVt_PV); |
1350 | |
1388 | |
1351 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1389 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1352 | |
1390 | |
1353 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1391 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1354 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1392 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1355 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
1393 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
1356 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
1394 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
1357 | |
1395 | |
1358 | newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV)); |
|
|
1359 | newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV)); |
|
|
1360 | newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV)); |
|
|
1361 | newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV)); |
|
|
1362 | newCONSTSUB (coro_state_stash, "SAVE_DEFFH", newSViv (CORO_SAVE_DEFFH)); |
|
|
1363 | newCONSTSUB (coro_state_stash, "SAVE_DEF", newSViv (CORO_SAVE_DEF)); |
|
|
1364 | newCONSTSUB (coro_state_stash, "SAVE_ALL", newSViv (CORO_SAVE_ALL)); |
|
|
1365 | |
|
|
1366 | main_mainstack = PL_mainstack; |
1396 | main_mainstack = PL_mainstack; |
1367 | main_top_env = PL_top_env; |
1397 | main_top_env = PL_top_env; |
1368 | |
1398 | |
1369 | while (main_top_env->je_prev) |
1399 | while (main_top_env->je_prev) |
1370 | main_top_env = main_top_env->je_prev; |
1400 | main_top_env = main_top_env->je_prev; |
… | |
… | |
1382 | struct coro *coro; |
1412 | struct coro *coro; |
1383 | HV *hv; |
1413 | HV *hv; |
1384 | int i; |
1414 | int i; |
1385 | |
1415 | |
1386 | Newz (0, coro, 1, struct coro); |
1416 | Newz (0, coro, 1, struct coro); |
1387 | coro->args = newAV (); |
1417 | coro->args = newAV (); |
1388 | coro->save = CORO_SAVE_DEF; |
|
|
1389 | coro->flags = CF_NEW; |
1418 | coro->flags = CF_NEW; |
1390 | |
1419 | |
1391 | if (coro_first) coro_first->prev = coro; |
1420 | if (coro_first) coro_first->prev = coro; |
1392 | coro->next = coro_first; |
1421 | coro->next = coro_first; |
1393 | coro_first = coro; |
1422 | coro_first = coro; |
… | |
… | |
1400 | av_push (coro->args, newSVsv (ST (i))); |
1429 | av_push (coro->args, newSVsv (ST (i))); |
1401 | } |
1430 | } |
1402 | OUTPUT: |
1431 | OUTPUT: |
1403 | RETVAL |
1432 | RETVAL |
1404 | |
1433 | |
1405 | int |
1434 | # these not obviously related functions are all rolled into the same xs |
1406 | save (SV *coro, int new_save = -1) |
1435 | # function to increase chances that they all will call transfer with the same |
1407 | CODE: |
1436 | # stack offset |
1408 | RETVAL = api_save (coro, new_save); |
|
|
1409 | OUTPUT: |
|
|
1410 | RETVAL |
|
|
1411 | |
|
|
1412 | int |
|
|
1413 | save_also (SV *coro_sv, int save_also) |
|
|
1414 | CODE: |
|
|
1415 | { |
|
|
1416 | struct coro *coro = SvSTATE (coro_sv); |
|
|
1417 | RETVAL = coro->save; |
|
|
1418 | coro->save |= save_also; |
|
|
1419 | } |
|
|
1420 | OUTPUT: |
|
|
1421 | RETVAL |
|
|
1422 | |
|
|
1423 | void |
1437 | void |
1424 | _set_stacklevel (...) |
1438 | _set_stacklevel (...) |
1425 | ALIAS: |
1439 | ALIAS: |
1426 | Coro::State::transfer = 1 |
1440 | Coro::State::transfer = 1 |
1427 | Coro::schedule = 2 |
1441 | Coro::schedule = 2 |
… | |
… | |
1522 | { |
1536 | { |
1523 | if (coro->mainstack) |
1537 | if (coro->mainstack) |
1524 | { |
1538 | { |
1525 | struct coro temp; |
1539 | struct coro temp; |
1526 | Zero (&temp, 1, struct coro); |
1540 | Zero (&temp, 1, struct coro); |
1527 | temp.save = CORO_SAVE_ALL; |
|
|
1528 | |
1541 | |
1529 | if (!(coro->flags & CF_RUNNING)) |
1542 | if (!(coro->flags & CF_RUNNING)) |
1530 | { |
1543 | { |
1531 | save_perl (aTHX_ &temp); |
1544 | save_perl (aTHX_ &temp); |
1532 | load_perl (aTHX_ coro); |
1545 | load_perl (aTHX_ coro); |
… | |
… | |
1553 | save_perl (aTHX_ coro); |
1566 | save_perl (aTHX_ coro); |
1554 | load_perl (aTHX_ &temp); |
1567 | load_perl (aTHX_ &temp); |
1555 | } |
1568 | } |
1556 | } |
1569 | } |
1557 | } |
1570 | } |
1558 | |
1571 | |
1559 | SV * |
1572 | SV * |
1560 | is_ready (Coro::State coro) |
1573 | is_ready (Coro::State coro) |
1561 | PROTOTYPE: $ |
1574 | PROTOTYPE: $ |
1562 | ALIAS: |
1575 | ALIAS: |
1563 | is_ready = CF_READY |
1576 | is_ready = CF_READY |
… | |
… | |
1568 | RETVAL = boolSV (coro->flags & ix); |
1581 | RETVAL = boolSV (coro->flags & ix); |
1569 | OUTPUT: |
1582 | OUTPUT: |
1570 | RETVAL |
1583 | RETVAL |
1571 | |
1584 | |
1572 | void |
1585 | void |
1573 | trace (Coro::State coro, int flags = CC_TRACE | CC_TRACE_SUB) |
1586 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
1574 | CODE: |
|
|
1575 | if (flags & CC_TRACE) |
|
|
1576 | { |
|
|
1577 | if (!coro->cctx) |
|
|
1578 | coro->cctx = cctx_new (); |
|
|
1579 | else if (!(coro->cctx->flags & CC_TRACE)) |
|
|
1580 | croak ("cannot enable tracing on coroutine with custom stack"); |
|
|
1581 | |
|
|
1582 | coro->cctx->flags |= flags & (CC_TRACE | CC_TRACE_ALL); |
|
|
1583 | } |
|
|
1584 | else |
|
|
1585 | if (coro->cctx && coro->cctx->flags & CC_TRACE) |
|
|
1586 | { |
|
|
1587 | coro->cctx->flags &= ~(CC_TRACE | CC_TRACE_ALL); |
|
|
1588 | coro->cctx->flags |= CC_NOREUSE; |
|
|
1589 | |
|
|
1590 | if (coro->flags & CF_RUNNING) |
|
|
1591 | PL_runops = RUNOPS_DEFAULT; |
|
|
1592 | else |
|
|
1593 | coro->runops = RUNOPS_DEFAULT; |
|
|
1594 | } |
|
|
1595 | |
1587 | |
1596 | SV * |
1588 | SV * |
1597 | has_stack (Coro::State coro) |
1589 | has_stack (Coro::State coro) |
1598 | PROTOTYPE: $ |
1590 | PROTOTYPE: $ |
1599 | CODE: |
1591 | CODE: |
… | |
… | |
1610 | RETVAL |
1602 | RETVAL |
1611 | |
1603 | |
1612 | IV |
1604 | IV |
1613 | rss (Coro::State coro) |
1605 | rss (Coro::State coro) |
1614 | PROTOTYPE: $ |
1606 | PROTOTYPE: $ |
|
|
1607 | ALIAS: |
|
|
1608 | usecount = 1 |
1615 | CODE: |
1609 | CODE: |
1616 | RETVAL = coro_rss (coro); |
1610 | switch (ix) |
|
|
1611 | { |
|
|
1612 | case 0: RETVAL = coro_rss (aTHX_ coro); break; |
|
|
1613 | case 1: RETVAL = coro->usecount; break; |
|
|
1614 | } |
1617 | OUTPUT: |
1615 | OUTPUT: |
1618 | RETVAL |
1616 | RETVAL |
1619 | |
1617 | |
1620 | |
1618 | |
1621 | MODULE = Coro::State PACKAGE = Coro |
1619 | MODULE = Coro::State PACKAGE = Coro |
… | |
… | |
1645 | |
1643 | |
1646 | { |
1644 | { |
1647 | SV *sv = perl_get_sv("Coro::API", 1); |
1645 | SV *sv = perl_get_sv("Coro::API", 1); |
1648 | |
1646 | |
1649 | coroapi.schedule = api_schedule; |
1647 | coroapi.schedule = api_schedule; |
1650 | coroapi.save = api_save; |
|
|
1651 | coroapi.cede = api_cede; |
1648 | coroapi.cede = api_cede; |
1652 | coroapi.cede_notself = api_cede_notself; |
1649 | coroapi.cede_notself = api_cede_notself; |
1653 | coroapi.ready = api_ready; |
1650 | coroapi.ready = api_ready; |
1654 | coroapi.is_ready = api_is_ready; |
1651 | coroapi.is_ready = api_is_ready; |
1655 | coroapi.nready = &coro_nready; |
1652 | coroapi.nready = &coro_nready; |
… | |
… | |
1744 | { |
1741 | { |
1745 | struct coro *coro = SvSTATE (coro_current); |
1742 | struct coro *coro = SvSTATE (coro_current); |
1746 | |
1743 | |
1747 | sv_setsv (cb, &PL_sv_undef); |
1744 | sv_setsv (cb, &PL_sv_undef); |
1748 | |
1745 | |
1749 | if (coro_rss (coro) > SvIV (sv_pool_rss) |
1746 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1750 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1747 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1751 | croak ("\3terminate\2\n"); |
1748 | croak ("\3terminate\2\n"); |
1752 | |
1749 | |
1753 | av_clear (GvAV (PL_defgv)); |
1750 | av_clear (GvAV (PL_defgv)); |
1754 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1751 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1755 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1752 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1756 | coro->save = CORO_SAVE_DEF; |
1753 | |
1757 | coro->prio = 0; |
1754 | coro->prio = 0; |
|
|
1755 | |
|
|
1756 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
|
|
1757 | api_trace (coro_current, 0); |
|
|
1758 | |
1758 | av_push (av_async_pool, newSVsv (coro_current)); |
1759 | av_push (av_async_pool, newSVsv (coro_current)); |
1759 | } |
1760 | } |
1760 | |
1761 | |
1761 | |
1762 | |
1762 | MODULE = Coro::State PACKAGE = Coro::AIO |
1763 | MODULE = Coro::State PACKAGE = Coro::AIO |