… | |
… | |
88 | /* prefer perl internal functions over our own? */ |
88 | /* prefer perl internal functions over our own? */ |
89 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
89 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
90 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
90 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
91 | #endif |
91 | #endif |
92 | |
92 | |
93 | /* The next macro should declare a variable stacklevel that contains and approximation |
93 | /* The next macros try to return the current stack pointer, in an as |
94 | * to the current C stack pointer. Its property is that it changes with each call |
94 | * portable way as possible. */ |
95 | * and should be unique. */ |
|
|
96 | #define dSTACKLEVEL int stacklevel |
95 | #define dSTACKLEVEL volatile char stacklevel |
97 | #define STACKLEVEL ((void *)&stacklevel) |
96 | #define STACKLEVEL ((void *)&stacklevel) |
98 | |
97 | |
99 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
98 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
100 | |
99 | |
101 | #if __GNUC__ >= 3 |
100 | #if __GNUC__ >= 3 |
… | |
… | |
133 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
132 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
134 | static JMPENV *main_top_env; |
133 | static JMPENV *main_top_env; |
135 | static HV *coro_state_stash, *coro_stash; |
134 | static HV *coro_state_stash, *coro_stash; |
136 | static SV *coro_mortal; /* will be freed after next transfer */ |
135 | static SV *coro_mortal; /* will be freed after next transfer */ |
137 | |
136 | |
|
|
137 | /* async_pool helper stuff */ |
|
|
138 | static SV *sv_pool_rss; |
|
|
139 | static SV *sv_pool_size; |
|
|
140 | static AV *av_async_pool; |
|
|
141 | |
138 | static struct coro_cctx *cctx_first; |
142 | static struct coro_cctx *cctx_first; |
139 | static int cctx_count, cctx_idle; |
143 | static int cctx_count, cctx_idle; |
|
|
144 | |
|
|
145 | enum { |
|
|
146 | CC_MAPPED = 0x01, |
|
|
147 | CC_NOREUSE = 0x02, /* throw this away after tracing */ |
|
|
148 | CC_TRACE = 0x04, |
|
|
149 | CC_TRACE_SUB = 0x08, /* trace sub calls */ |
|
|
150 | CC_TRACE_LINE = 0x10, /* trace each statement */ |
|
|
151 | CC_TRACE_ALL = CC_TRACE_SUB | CC_TRACE_LINE, |
|
|
152 | }; |
140 | |
153 | |
141 | /* this is a structure representing a c-level coroutine */ |
154 | /* this is a structure representing a c-level coroutine */ |
142 | typedef struct coro_cctx { |
155 | typedef struct coro_cctx { |
143 | struct coro_cctx *next; |
156 | struct coro_cctx *next; |
144 | |
157 | |
… | |
… | |
153 | coro_context cctx; |
166 | coro_context cctx; |
154 | |
167 | |
155 | #if CORO_USE_VALGRIND |
168 | #if CORO_USE_VALGRIND |
156 | int valgrind_id; |
169 | int valgrind_id; |
157 | #endif |
170 | #endif |
158 | char inuse, mapped; |
171 | unsigned char flags; |
159 | } coro_cctx; |
172 | } coro_cctx; |
160 | |
173 | |
161 | enum { |
174 | enum { |
162 | CF_RUNNING = 0x0001, /* coroutine is running */ |
175 | CF_RUNNING = 0x0001, /* coroutine is running */ |
163 | CF_READY = 0x0002, /* coroutine is ready */ |
176 | CF_READY = 0x0002, /* coroutine is ready */ |
… | |
… | |
188 | # include "state.h" |
201 | # include "state.h" |
189 | #undef VAR |
202 | #undef VAR |
190 | |
203 | |
191 | /* coro process data */ |
204 | /* coro process data */ |
192 | int prio; |
205 | int prio; |
|
|
206 | |
|
|
207 | /* linked list */ |
|
|
208 | struct coro *next, *prev; |
|
|
209 | HV *hv; /* the perl hash associated with this coro, if any */ |
193 | }; |
210 | }; |
194 | |
211 | |
195 | typedef struct coro *Coro__State; |
212 | typedef struct coro *Coro__State; |
196 | typedef struct coro *Coro__State_or_hashref; |
213 | typedef struct coro *Coro__State_or_hashref; |
197 | |
214 | |
… | |
… | |
206 | |
223 | |
207 | /* for Coro.pm */ |
224 | /* for Coro.pm */ |
208 | static SV *coro_current; |
225 | static SV *coro_current; |
209 | static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; |
226 | static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; |
210 | static int coro_nready; |
227 | static int coro_nready; |
|
|
228 | static struct coro *coro_first; |
211 | |
229 | |
212 | /** lowlevel stuff **********************************************************/ |
230 | /** lowlevel stuff **********************************************************/ |
213 | |
231 | |
214 | static AV * |
232 | static AV * |
215 | coro_clone_padlist (pTHX_ CV *cv) |
233 | coro_clone_padlist (pTHX_ CV *cv) |
… | |
… | |
280 | SvMAGIC (cv) \ |
298 | SvMAGIC (cv) \ |
281 | ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \ |
299 | ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \ |
282 | ? SvMAGIC (cv) \ |
300 | ? SvMAGIC (cv) \ |
283 | : mg_find ((SV *)cv, PERL_MAGIC_coro) \ |
301 | : mg_find ((SV *)cv, PERL_MAGIC_coro) \ |
284 | : 0 |
302 | : 0 |
|
|
303 | |
|
|
304 | static struct coro * |
|
|
305 | SvSTATE_ (pTHX_ SV *coro) |
|
|
306 | { |
|
|
307 | HV *stash; |
|
|
308 | MAGIC *mg; |
|
|
309 | |
|
|
310 | if (SvROK (coro)) |
|
|
311 | coro = SvRV (coro); |
|
|
312 | |
|
|
313 | stash = SvSTASH (coro); |
|
|
314 | if (stash != coro_stash && stash != coro_state_stash) |
|
|
315 | { |
|
|
316 | /* very slow, but rare, check */ |
|
|
317 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
318 | croak ("Coro::State object required"); |
|
|
319 | } |
|
|
320 | |
|
|
321 | mg = CORO_MAGIC (coro); |
|
|
322 | return (struct coro *)mg->mg_ptr; |
|
|
323 | } |
|
|
324 | |
|
|
325 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
285 | |
326 | |
286 | /* the next two functions merely cache the padlists */ |
327 | /* the next two functions merely cache the padlists */ |
287 | static void |
328 | static void |
288 | get_padlist (pTHX_ CV *cv) |
329 | get_padlist (pTHX_ CV *cv) |
289 | { |
330 | { |
… | |
… | |
374 | CvPADLIST (cv) = (AV *)POPs; |
415 | CvPADLIST (cv) = (AV *)POPs; |
375 | } |
416 | } |
376 | |
417 | |
377 | PUTBACK; |
418 | PUTBACK; |
378 | } |
419 | } |
379 | assert (!PL_comppad || AvARRAY (PL_comppad));//D |
|
|
380 | } |
420 | } |
381 | |
421 | |
382 | static void |
422 | static void |
383 | save_perl (pTHX_ Coro__State c) |
423 | save_perl (pTHX_ Coro__State c) |
384 | { |
424 | { |
385 | assert (!PL_comppad || AvARRAY (PL_comppad));//D |
|
|
386 | { |
425 | { |
387 | dSP; |
426 | dSP; |
388 | I32 cxix = cxstack_ix; |
427 | I32 cxix = cxstack_ix; |
389 | PERL_CONTEXT *ccstk = cxstack; |
428 | PERL_CONTEXT *ccstk = cxstack; |
390 | PERL_SI *top_si = PL_curstackinfo; |
429 | PERL_SI *top_si = PL_curstackinfo; |
… | |
… | |
392 | /* |
431 | /* |
393 | * the worst thing you can imagine happens first - we have to save |
432 | * the worst thing you can imagine happens first - we have to save |
394 | * (and reinitialize) all cv's in the whole callchain :( |
433 | * (and reinitialize) all cv's in the whole callchain :( |
395 | */ |
434 | */ |
396 | |
435 | |
397 | EXTEND (SP, 3 + 1); |
|
|
398 | PUSHs (Nullsv); |
436 | XPUSHs (Nullsv); |
399 | /* this loop was inspired by pp_caller */ |
437 | /* this loop was inspired by pp_caller */ |
400 | for (;;) |
438 | for (;;) |
401 | { |
439 | { |
402 | while (cxix >= 0) |
440 | while (cxix >= 0) |
403 | { |
441 | { |
404 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
442 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
405 | |
443 | |
406 | if (CxTYPE (cx) == CXt_SUB) |
444 | if (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT) |
407 | { |
445 | { |
408 | CV *cv = cx->blk_sub.cv; |
446 | CV *cv = cx->blk_sub.cv; |
409 | |
447 | |
410 | if (CvDEPTH (cv)) |
448 | if (CvDEPTH (cv)) |
411 | { |
449 | { |
… | |
… | |
422 | |
460 | |
423 | if (top_si->si_type == PERLSI_MAIN) |
461 | if (top_si->si_type == PERLSI_MAIN) |
424 | break; |
462 | break; |
425 | |
463 | |
426 | top_si = top_si->si_prev; |
464 | top_si = top_si->si_prev; |
427 | ccstk = top_si->si_cxstack; |
465 | ccstk = top_si->si_cxstack; |
428 | cxix = top_si->si_cxix; |
466 | cxix = top_si->si_cxix; |
429 | } |
467 | } |
430 | |
468 | |
431 | PUTBACK; |
469 | PUTBACK; |
432 | } |
470 | } |
433 | |
471 | |
… | |
… | |
452 | # define coro_init_stacks init_stacks |
490 | # define coro_init_stacks init_stacks |
453 | #else |
491 | #else |
454 | static void |
492 | static void |
455 | coro_init_stacks (pTHX) |
493 | coro_init_stacks (pTHX) |
456 | { |
494 | { |
457 | PL_curstackinfo = new_stackinfo(128, 1024/sizeof(PERL_CONTEXT)); |
495 | PL_curstackinfo = new_stackinfo(64, 6); |
458 | PL_curstackinfo->si_type = PERLSI_MAIN; |
496 | PL_curstackinfo->si_type = PERLSI_MAIN; |
459 | PL_curstack = PL_curstackinfo->si_stack; |
497 | PL_curstack = PL_curstackinfo->si_stack; |
460 | PL_mainstack = PL_curstack; /* remember in case we switch stacks */ |
498 | PL_mainstack = PL_curstack; /* remember in case we switch stacks */ |
461 | |
499 | |
462 | PL_stack_base = AvARRAY(PL_curstack); |
500 | PL_stack_base = AvARRAY(PL_curstack); |
463 | PL_stack_sp = PL_stack_base; |
501 | PL_stack_sp = PL_stack_base; |
464 | PL_stack_max = PL_stack_base + AvMAX(PL_curstack); |
502 | PL_stack_max = PL_stack_base + AvMAX(PL_curstack); |
465 | |
503 | |
466 | New(50,PL_tmps_stack,128,SV*); |
504 | New(50,PL_tmps_stack,64,SV*); |
467 | PL_tmps_floor = -1; |
505 | PL_tmps_floor = -1; |
468 | PL_tmps_ix = -1; |
506 | PL_tmps_ix = -1; |
469 | PL_tmps_max = 128; |
507 | PL_tmps_max = 64; |
470 | |
508 | |
471 | New(54,PL_markstack,32,I32); |
509 | New(54,PL_markstack,16,I32); |
472 | PL_markstack_ptr = PL_markstack; |
510 | PL_markstack_ptr = PL_markstack; |
473 | PL_markstack_max = PL_markstack + 32; |
511 | PL_markstack_max = PL_markstack + 16; |
474 | |
512 | |
475 | #ifdef SET_MARK_OFFSET |
513 | #ifdef SET_MARK_OFFSET |
476 | SET_MARK_OFFSET; |
514 | SET_MARK_OFFSET; |
477 | #endif |
515 | #endif |
478 | |
516 | |
479 | New(54,PL_scopestack,32,I32); |
517 | New(54,PL_scopestack,16,I32); |
480 | PL_scopestack_ix = 0; |
518 | PL_scopestack_ix = 0; |
481 | PL_scopestack_max = 32; |
519 | PL_scopestack_max = 16; |
482 | |
520 | |
483 | New(54,PL_savestack,64,ANY); |
521 | New(54,PL_savestack,64,ANY); |
484 | PL_savestack_ix = 0; |
522 | PL_savestack_ix = 0; |
485 | PL_savestack_max = 64; |
523 | PL_savestack_max = 64; |
486 | |
524 | |
487 | #if !PERL_VERSION_ATLEAST (5,9,0) |
525 | #if !PERL_VERSION_ATLEAST (5,9,0) |
488 | New(54,PL_retstack,16,OP*); |
526 | New(54,PL_retstack,4,OP*); |
489 | PL_retstack_ix = 0; |
527 | PL_retstack_ix = 0; |
490 | PL_retstack_max = 16; |
528 | PL_retstack_max = 4; |
491 | #endif |
529 | #endif |
492 | } |
530 | } |
493 | #endif |
531 | #endif |
494 | |
532 | |
495 | /* |
533 | /* |
… | |
… | |
537 | #if !PERL_VERSION_ATLEAST (5,9,0) |
575 | #if !PERL_VERSION_ATLEAST (5,9,0) |
538 | Safefree (PL_retstack); |
576 | Safefree (PL_retstack); |
539 | #endif |
577 | #endif |
540 | } |
578 | } |
541 | |
579 | |
|
|
580 | static size_t |
|
|
581 | coro_rss (struct coro *coro) |
|
|
582 | { |
|
|
583 | size_t rss = sizeof (coro); |
|
|
584 | |
|
|
585 | if (coro->mainstack) |
|
|
586 | { |
|
|
587 | if (coro->flags & CF_RUNNING) |
|
|
588 | { |
|
|
589 | #define VAR(name,type)coro->name = PL_ ## name; |
|
|
590 | # include "state.h" |
|
|
591 | #undef VAR |
|
|
592 | } |
|
|
593 | |
|
|
594 | rss += sizeof (coro->curstackinfo); |
|
|
595 | rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *); |
|
|
596 | rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
|
|
597 | rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *); |
|
|
598 | rss += coro->tmps_max * sizeof (SV *); |
|
|
599 | rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32); |
|
|
600 | rss += coro->scopestack_max * sizeof (I32); |
|
|
601 | rss += coro->savestack_max * sizeof (ANY); |
|
|
602 | |
|
|
603 | #if !PERL_VERSION_ATLEAST (5,9,0) |
|
|
604 | rss += coro->retstack_max * sizeof (OP *); |
|
|
605 | #endif |
|
|
606 | } |
|
|
607 | |
|
|
608 | return rss; |
|
|
609 | } |
|
|
610 | |
542 | /** coroutine stack handling ************************************************/ |
611 | /** coroutine stack handling ************************************************/ |
543 | |
612 | |
544 | static void |
613 | static void |
545 | setup_coro (pTHX_ struct coro *coro) |
614 | setup_coro (pTHX_ struct coro *coro) |
546 | { |
615 | { |
547 | /* |
616 | /* |
548 | * emulate part of the perl startup here. |
617 | * emulate part of the perl startup here. |
549 | */ |
618 | */ |
550 | coro_init_stacks (aTHX); |
619 | coro_init_stacks (aTHX); |
551 | |
620 | |
|
|
621 | PL_runops = RUNOPS_DEFAULT; |
552 | PL_curcop = &PL_compiling; |
622 | PL_curcop = &PL_compiling; |
553 | PL_in_eval = EVAL_NULL; |
623 | PL_in_eval = EVAL_NULL; |
554 | PL_comppad = 0; |
624 | PL_comppad = 0; |
555 | PL_curpm = 0; |
625 | PL_curpm = 0; |
556 | PL_localizing = 0; |
626 | PL_localizing = 0; |
… | |
… | |
587 | SvREFCNT_dec (coro_mortal); |
657 | SvREFCNT_dec (coro_mortal); |
588 | coro_mortal = 0; |
658 | coro_mortal = 0; |
589 | } |
659 | } |
590 | } |
660 | } |
591 | |
661 | |
|
|
662 | static int |
|
|
663 | runops_trace (pTHX) |
|
|
664 | { |
|
|
665 | COP *oldcop = 0; |
|
|
666 | int oldcxix = -2; |
|
|
667 | struct coro *coro = SvSTATE (coro_current); /* trace cctx is tied to specific coro */ |
|
|
668 | coro_cctx *cctx = coro->cctx; |
|
|
669 | |
|
|
670 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
|
|
671 | { |
|
|
672 | PERL_ASYNC_CHECK (); |
|
|
673 | |
|
|
674 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
|
|
675 | { |
|
|
676 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
|
|
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 | { |
|
|
720 | SV **cb; |
|
|
721 | runops_proc_t old_runops = PL_runops; |
|
|
722 | dSP; |
|
|
723 | ENTER; |
|
|
724 | SAVETMPS; |
|
|
725 | EXTEND (SP, 3); |
|
|
726 | PL_runops = RUNOPS_DEFAULT; |
|
|
727 | |
|
|
728 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
|
|
729 | { |
|
|
730 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
|
|
731 | |
|
|
732 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
|
|
733 | { |
|
|
734 | GV *gv = CvGV (cx->blk_sub.cv); |
|
|
735 | SV *fullname = sv_2mortal (newSV (0)); |
|
|
736 | if (isGV (gv)) |
|
|
737 | gv_efullname3 (fullname, gv, 0); |
|
|
738 | |
|
|
739 | PUSHMARK (SP); |
|
|
740 | PUSHs (&PL_sv_yes); |
|
|
741 | PUSHs (fullname); |
|
|
742 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
|
|
743 | PUTBACK; |
|
|
744 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
|
|
745 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
746 | SPAGAIN; |
|
|
747 | } |
|
|
748 | |
|
|
749 | oldcxix = cxstack_ix; |
|
|
750 | } |
|
|
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 | } |
|
|
767 | } |
|
|
768 | } |
|
|
769 | |
|
|
770 | TAINT_NOT; |
|
|
771 | return 0; |
|
|
772 | } |
|
|
773 | |
592 | /* inject a fake call to Coro::State::_cctx_init into the execution */ |
774 | /* inject a fake call to Coro::State::_cctx_init into the execution */ |
593 | /* _cctx_init should be careful, as it could be called at almost any time */ |
775 | /* _cctx_init should be careful, as it could be called at almost any time */ |
594 | /* during execution of a perl program */ |
776 | /* during execution of a perl program */ |
595 | static void NOINLINE |
777 | static void NOINLINE |
596 | prepare_cctx (pTHX_ coro_cctx *cctx) |
778 | prepare_cctx (pTHX_ coro_cctx *cctx) |
597 | { |
779 | { |
598 | dSP; |
780 | dSP; |
599 | LOGOP myop; |
781 | LOGOP myop; |
|
|
782 | |
|
|
783 | PL_top_env = &PL_start_env; |
|
|
784 | |
|
|
785 | if (cctx->flags & CC_TRACE) |
|
|
786 | PL_runops = runops_trace; |
600 | |
787 | |
601 | Zero (&myop, 1, LOGOP); |
788 | Zero (&myop, 1, LOGOP); |
602 | myop.op_next = PL_op; |
789 | myop.op_next = PL_op; |
603 | myop.op_flags = OPf_WANT_VOID | OPf_STACKED; |
790 | myop.op_flags = OPf_WANT_VOID | OPf_STACKED; |
604 | |
791 | |
… | |
… | |
621 | dTHX; |
808 | dTHX; |
622 | |
809 | |
623 | /* coro_run is the alternative tail of transfer(), so unlock here. */ |
810 | /* coro_run is the alternative tail of transfer(), so unlock here. */ |
624 | UNLOCK; |
811 | UNLOCK; |
625 | |
812 | |
626 | PL_top_env = &PL_start_env; |
813 | /* we now skip the entersub that lead to transfer() */ |
|
|
814 | PL_op = PL_op->op_next; |
627 | |
815 | |
628 | /* inject a fake subroutine call to cctx_init */ |
816 | /* inject a fake subroutine call to cctx_init */ |
629 | prepare_cctx (aTHX_ (coro_cctx *)arg); |
817 | prepare_cctx (aTHX_ (coro_cctx *)arg); |
630 | |
818 | |
631 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
819 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
… | |
… | |
665 | # if CORO_STACKGUARD |
853 | # if CORO_STACKGUARD |
666 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
854 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
667 | # endif |
855 | # endif |
668 | stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr; |
856 | stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr; |
669 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
857 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
670 | cctx->mapped = 1; |
858 | cctx->flags |= CC_MAPPED; |
671 | } |
859 | } |
672 | else |
860 | else |
673 | #endif |
861 | #endif |
674 | { |
862 | { |
675 | cctx->ssize = coro_stacksize * (long)sizeof (long); |
863 | cctx->ssize = coro_stacksize * (long)sizeof (long); |
… | |
… | |
702 | #if CORO_USE_VALGRIND |
890 | #if CORO_USE_VALGRIND |
703 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
891 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
704 | #endif |
892 | #endif |
705 | |
893 | |
706 | #if HAVE_MMAP |
894 | #if HAVE_MMAP |
707 | if (cctx->mapped) |
895 | if (cctx->flags & CC_MAPPED) |
708 | munmap (cctx->sptr, cctx->ssize); |
896 | munmap (cctx->sptr, cctx->ssize); |
709 | else |
897 | else |
710 | #endif |
898 | #endif |
711 | Safefree (cctx->sptr); |
899 | Safefree (cctx->sptr); |
712 | |
900 | |
… | |
… | |
720 | { |
908 | { |
721 | coro_cctx *cctx = cctx_first; |
909 | coro_cctx *cctx = cctx_first; |
722 | cctx_first = cctx->next; |
910 | cctx_first = cctx->next; |
723 | --cctx_idle; |
911 | --cctx_idle; |
724 | |
912 | |
725 | if (cctx->ssize >= coro_stacksize) |
913 | if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE)) |
726 | return cctx; |
914 | return cctx; |
727 | |
915 | |
728 | cctx_destroy (cctx); |
916 | cctx_destroy (cctx); |
729 | } |
917 | } |
730 | |
918 | |
731 | PL_op = PL_op->op_next; |
|
|
732 | return cctx_new (); |
919 | return cctx_new (); |
733 | } |
920 | } |
734 | |
921 | |
735 | static void |
922 | static void |
736 | cctx_put (coro_cctx *cctx) |
923 | cctx_put (coro_cctx *cctx) |
… | |
… | |
740 | { |
927 | { |
741 | coro_cctx *first = cctx_first; |
928 | coro_cctx *first = cctx_first; |
742 | cctx_first = first->next; |
929 | cctx_first = first->next; |
743 | --cctx_idle; |
930 | --cctx_idle; |
744 | |
931 | |
745 | assert (!first->inuse); |
|
|
746 | cctx_destroy (first); |
932 | cctx_destroy (first); |
747 | } |
933 | } |
748 | |
934 | |
749 | ++cctx_idle; |
935 | ++cctx_idle; |
750 | cctx->next = cctx_first; |
936 | cctx->next = cctx_first; |
751 | cctx_first = cctx; |
937 | cctx_first = cctx; |
752 | } |
938 | } |
753 | |
939 | |
754 | /** coroutine switching *****************************************************/ |
940 | /** coroutine switching *****************************************************/ |
755 | |
941 | |
756 | /* never call directly, always through the coro_state_transfer global variable */ |
942 | static void NOINLINE |
|
|
943 | transfer_check (pTHX_ struct coro *prev, struct coro *next) |
|
|
944 | { |
|
|
945 | if (prev != next) |
|
|
946 | { |
|
|
947 | if (!(prev->flags & (CF_RUNNING | CF_NEW))) |
|
|
948 | croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states"); |
|
|
949 | |
|
|
950 | if (next->flags & CF_RUNNING) |
|
|
951 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
|
|
952 | |
|
|
953 | if (next->flags & CF_DESTROYED) |
|
|
954 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
|
|
955 | |
|
|
956 | if (PL_lex_state != LEX_NOTPARSING) |
|
|
957 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
|
|
958 | } |
|
|
959 | } |
|
|
960 | |
|
|
961 | /* always use the TRANSFER macro */ |
757 | static void NOINLINE |
962 | static void NOINLINE |
758 | transfer (pTHX_ struct coro *prev, struct coro *next) |
963 | transfer (pTHX_ struct coro *prev, struct coro *next) |
759 | { |
964 | { |
760 | dSTACKLEVEL; |
965 | dSTACKLEVEL; |
761 | |
966 | |
… | |
… | |
771 | |
976 | |
772 | if (prev->flags & CF_NEW) |
977 | if (prev->flags & CF_NEW) |
773 | { |
978 | { |
774 | /* create a new empty context */ |
979 | /* create a new empty context */ |
775 | Newz (0, prev->cctx, 1, coro_cctx); |
980 | Newz (0, prev->cctx, 1, coro_cctx); |
776 | prev->cctx->inuse = 1; |
|
|
777 | prev->flags &= ~CF_NEW; |
981 | prev->flags &= ~CF_NEW; |
778 | prev->flags |= CF_RUNNING; |
982 | prev->flags |= CF_RUNNING; |
779 | } |
983 | } |
780 | |
|
|
781 | /*TODO: must not croak here */ |
|
|
782 | if (!prev->flags & CF_RUNNING) |
|
|
783 | croak ("Coro::State::transfer called with non-running prev Coro::State, but can only transfer from running states"); |
|
|
784 | |
|
|
785 | if (next->flags & CF_RUNNING) |
|
|
786 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
|
|
787 | |
|
|
788 | if (next->flags & CF_DESTROYED) |
|
|
789 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
|
|
790 | |
984 | |
791 | prev->flags &= ~CF_RUNNING; |
985 | prev->flags &= ~CF_RUNNING; |
792 | next->flags |= CF_RUNNING; |
986 | next->flags |= CF_RUNNING; |
793 | |
987 | |
794 | LOCK; |
988 | LOCK; |
… | |
… | |
799 | next->flags &= ~CF_NEW; |
993 | next->flags &= ~CF_NEW; |
800 | /* first get rid of the old state */ |
994 | /* first get rid of the old state */ |
801 | save_perl (aTHX_ prev); |
995 | save_perl (aTHX_ prev); |
802 | /* setup coroutine call */ |
996 | /* setup coroutine call */ |
803 | setup_coro (aTHX_ next); |
997 | setup_coro (aTHX_ next); |
804 | /* need a new stack */ |
|
|
805 | assert (!next->cctx); |
|
|
806 | } |
998 | } |
807 | else |
999 | else |
808 | { |
1000 | { |
809 | /* coroutine already started */ |
1001 | /* coroutine already started */ |
810 | save_perl (aTHX_ prev); |
1002 | save_perl (aTHX_ prev); |
… | |
… | |
812 | } |
1004 | } |
813 | |
1005 | |
814 | prev__cctx = prev->cctx; |
1006 | prev__cctx = prev->cctx; |
815 | |
1007 | |
816 | /* possibly "free" the cctx */ |
1008 | /* possibly "free" the cctx */ |
817 | if (prev__cctx->idle_sp == STACKLEVEL) |
1009 | if (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)) |
818 | { |
1010 | { |
819 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1011 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
820 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1012 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
821 | |
1013 | |
822 | prev->cctx = 0; |
1014 | prev->cctx = 0; |
823 | |
1015 | |
824 | cctx_put (prev__cctx); |
1016 | cctx_put (prev__cctx); |
825 | prev__cctx->inuse = 0; |
|
|
826 | } |
1017 | } |
827 | |
1018 | |
828 | if (!next->cctx) |
1019 | if (!next->cctx) |
829 | { |
|
|
830 | next->cctx = cctx_get (aTHX); |
1020 | next->cctx = cctx_get (aTHX); |
831 | assert (!next->cctx->inuse); |
|
|
832 | next->cctx->inuse = 1; |
|
|
833 | } |
|
|
834 | |
1021 | |
835 | if (prev__cctx != next->cctx) |
1022 | if (prev__cctx != next->cctx) |
836 | { |
1023 | { |
837 | prev__cctx->top_env = PL_top_env; |
1024 | prev__cctx->top_env = PL_top_env; |
838 | PL_top_env = next->cctx->top_env; |
1025 | PL_top_env = next->cctx->top_env; |
… | |
… | |
848 | { |
1035 | { |
849 | struct coro *prev, *next; |
1036 | struct coro *prev, *next; |
850 | }; |
1037 | }; |
851 | |
1038 | |
852 | #define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) |
1039 | #define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) |
|
|
1040 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
853 | |
1041 | |
854 | /** high level stuff ********************************************************/ |
1042 | /** high level stuff ********************************************************/ |
855 | |
1043 | |
856 | static int |
1044 | static int |
857 | coro_state_destroy (pTHX_ struct coro *coro) |
1045 | coro_state_destroy (pTHX_ struct coro *coro) |
… | |
… | |
877 | struct coro temp; |
1065 | struct coro temp; |
878 | |
1066 | |
879 | assert (!(coro->flags & CF_RUNNING)); |
1067 | assert (!(coro->flags & CF_RUNNING)); |
880 | |
1068 | |
881 | Zero (&temp, 1, struct coro); |
1069 | Zero (&temp, 1, struct coro); |
882 | temp.save = CORO_SAVE_DEF; |
1070 | temp.save = CORO_SAVE_ALL; |
883 | |
1071 | |
884 | if (coro->flags & CF_RUNNING) |
1072 | if (coro->flags & CF_RUNNING) |
885 | croak ("FATAL: tried to destroy currently running coroutine"); |
1073 | croak ("FATAL: tried to destroy currently running coroutine"); |
886 | |
1074 | |
887 | save_perl (aTHX_ &temp); |
1075 | save_perl (aTHX_ &temp); |
… | |
… | |
895 | } |
1083 | } |
896 | |
1084 | |
897 | cctx_destroy (coro->cctx); |
1085 | cctx_destroy (coro->cctx); |
898 | SvREFCNT_dec (coro->args); |
1086 | SvREFCNT_dec (coro->args); |
899 | |
1087 | |
|
|
1088 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1089 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1090 | if (coro == coro_first) coro_first = coro->next; |
|
|
1091 | |
900 | return 1; |
1092 | return 1; |
901 | } |
1093 | } |
902 | |
1094 | |
903 | static int |
1095 | static int |
904 | coro_state_free (pTHX_ SV *sv, MAGIC *mg) |
1096 | coro_state_free (pTHX_ SV *sv, MAGIC *mg) |
905 | { |
1097 | { |
906 | struct coro *coro = (struct coro *)mg->mg_ptr; |
1098 | struct coro *coro = (struct coro *)mg->mg_ptr; |
907 | mg->mg_ptr = 0; |
1099 | mg->mg_ptr = 0; |
|
|
1100 | |
|
|
1101 | coro->hv = 0; |
908 | |
1102 | |
909 | if (--coro->refcnt < 0) |
1103 | if (--coro->refcnt < 0) |
910 | { |
1104 | { |
911 | coro_state_destroy (aTHX_ coro); |
1105 | coro_state_destroy (aTHX_ coro); |
912 | Safefree (coro); |
1106 | Safefree (coro); |
… | |
… | |
934 | #else |
1128 | #else |
935 | # define MGf_DUP 0 |
1129 | # define MGf_DUP 0 |
936 | #endif |
1130 | #endif |
937 | }; |
1131 | }; |
938 | |
1132 | |
939 | static struct coro * |
|
|
940 | SvSTATE_ (pTHX_ SV *coro) |
|
|
941 | { |
|
|
942 | HV *stash; |
|
|
943 | MAGIC *mg; |
|
|
944 | |
|
|
945 | if (SvROK (coro)) |
|
|
946 | coro = SvRV (coro); |
|
|
947 | |
|
|
948 | stash = SvSTASH (coro); |
|
|
949 | if (stash != coro_stash && stash != coro_state_stash) |
|
|
950 | { |
|
|
951 | /* very slow, but rare, check */ |
|
|
952 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
953 | croak ("Coro::State object required"); |
|
|
954 | } |
|
|
955 | |
|
|
956 | mg = CORO_MAGIC (coro); |
|
|
957 | return (struct coro *)mg->mg_ptr; |
|
|
958 | } |
|
|
959 | |
|
|
960 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
961 | |
|
|
962 | static void |
1133 | static void |
963 | prepare_transfer (pTHX_ struct transfer_args *ta, SV *prev_sv, SV *next_sv) |
1134 | prepare_transfer (pTHX_ struct transfer_args *ta, SV *prev_sv, SV *next_sv) |
964 | { |
1135 | { |
965 | ta->prev = SvSTATE (prev_sv); |
1136 | ta->prev = SvSTATE (prev_sv); |
966 | ta->next = SvSTATE (next_sv); |
1137 | ta->next = SvSTATE (next_sv); |
|
|
1138 | TRANSFER_CHECK (*ta); |
967 | } |
1139 | } |
968 | |
1140 | |
969 | static void |
1141 | static void |
970 | api_transfer (SV *prev_sv, SV *next_sv) |
1142 | api_transfer (SV *prev_sv, SV *next_sv) |
971 | { |
1143 | { |
… | |
… | |
1088 | break; |
1260 | break; |
1089 | } |
1261 | } |
1090 | |
1262 | |
1091 | /* free this only after the transfer */ |
1263 | /* free this only after the transfer */ |
1092 | prev_sv = SvRV (coro_current); |
1264 | prev_sv = SvRV (coro_current); |
1093 | SvRV_set (coro_current, next_sv); |
|
|
1094 | ta->prev = SvSTATE (prev_sv); |
1265 | ta->prev = SvSTATE (prev_sv); |
1095 | |
1266 | TRANSFER_CHECK (*ta); |
1096 | assert (ta->next->flags & CF_READY); |
1267 | assert (ta->next->flags & CF_READY); |
1097 | ta->next->flags &= ~CF_READY; |
1268 | ta->next->flags &= ~CF_READY; |
|
|
1269 | SvRV_set (coro_current, next_sv); |
1098 | |
1270 | |
1099 | LOCK; |
1271 | LOCK; |
1100 | free_coro_mortal (aTHX); |
1272 | free_coro_mortal (aTHX); |
1101 | coro_mortal = prev_sv; |
1273 | coro_mortal = prev_sv; |
1102 | UNLOCK; |
1274 | UNLOCK; |
… | |
… | |
1175 | MUTEX_INIT (&coro_mutex); |
1347 | MUTEX_INIT (&coro_mutex); |
1176 | #endif |
1348 | #endif |
1177 | BOOT_PAGESIZE; |
1349 | BOOT_PAGESIZE; |
1178 | |
1350 | |
1179 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1351 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
|
|
1352 | |
|
|
1353 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
|
|
1354 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
|
|
1355 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
|
|
1356 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
1180 | |
1357 | |
1181 | newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV)); |
1358 | newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV)); |
1182 | newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV)); |
1359 | newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV)); |
1183 | newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV)); |
1360 | newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV)); |
1184 | newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV)); |
1361 | newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV)); |
… | |
… | |
1209 | Newz (0, coro, 1, struct coro); |
1386 | Newz (0, coro, 1, struct coro); |
1210 | coro->args = newAV (); |
1387 | coro->args = newAV (); |
1211 | coro->save = CORO_SAVE_DEF; |
1388 | coro->save = CORO_SAVE_DEF; |
1212 | coro->flags = CF_NEW; |
1389 | coro->flags = CF_NEW; |
1213 | |
1390 | |
|
|
1391 | if (coro_first) coro_first->prev = coro; |
|
|
1392 | coro->next = coro_first; |
|
|
1393 | coro_first = coro; |
|
|
1394 | |
1214 | hv = newHV (); |
1395 | coro->hv = hv = newHV (); |
1215 | sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; |
1396 | sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; |
1216 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
1397 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
1217 | |
1398 | |
1218 | for (i = 1; i < items; i++) |
1399 | for (i = 1; i < items; i++) |
1219 | av_push (coro->args, newSVsv (ST (i))); |
1400 | av_push (coro->args, newSVsv (ST (i))); |
… | |
… | |
1321 | CODE: |
1502 | CODE: |
1322 | RETVAL = cctx_idle; |
1503 | RETVAL = cctx_idle; |
1323 | OUTPUT: |
1504 | OUTPUT: |
1324 | RETVAL |
1505 | RETVAL |
1325 | |
1506 | |
|
|
1507 | void |
|
|
1508 | list () |
|
|
1509 | PPCODE: |
|
|
1510 | { |
|
|
1511 | struct coro *coro; |
|
|
1512 | for (coro = coro_first; coro; coro = coro->next) |
|
|
1513 | if (coro->hv) |
|
|
1514 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
|
|
1515 | } |
|
|
1516 | |
|
|
1517 | void |
|
|
1518 | call (Coro::State coro, SV *coderef) |
|
|
1519 | ALIAS: |
|
|
1520 | eval = 1 |
|
|
1521 | CODE: |
|
|
1522 | { |
|
|
1523 | if (coro->mainstack) |
|
|
1524 | { |
|
|
1525 | struct coro temp; |
|
|
1526 | Zero (&temp, 1, struct coro); |
|
|
1527 | temp.save = CORO_SAVE_ALL; |
|
|
1528 | |
|
|
1529 | if (!(coro->flags & CF_RUNNING)) |
|
|
1530 | { |
|
|
1531 | save_perl (aTHX_ &temp); |
|
|
1532 | load_perl (aTHX_ coro); |
|
|
1533 | } |
|
|
1534 | |
|
|
1535 | { |
|
|
1536 | dSP; |
|
|
1537 | ENTER; |
|
|
1538 | SAVETMPS; |
|
|
1539 | PUSHMARK (SP); |
|
|
1540 | PUTBACK; |
|
|
1541 | if (ix) |
|
|
1542 | eval_sv (coderef, 0); |
|
|
1543 | else |
|
|
1544 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
1545 | SPAGAIN; |
|
|
1546 | FREETMPS; |
|
|
1547 | LEAVE; |
|
|
1548 | PUTBACK; |
|
|
1549 | } |
|
|
1550 | |
|
|
1551 | if (!(coro->flags & CF_RUNNING)) |
|
|
1552 | { |
|
|
1553 | save_perl (aTHX_ coro); |
|
|
1554 | load_perl (aTHX_ &temp); |
|
|
1555 | } |
|
|
1556 | } |
|
|
1557 | } |
|
|
1558 | |
|
|
1559 | SV * |
|
|
1560 | is_ready (Coro::State coro) |
|
|
1561 | PROTOTYPE: $ |
|
|
1562 | ALIAS: |
|
|
1563 | is_ready = CF_READY |
|
|
1564 | is_running = CF_RUNNING |
|
|
1565 | is_new = CF_NEW |
|
|
1566 | is_destroyed = CF_DESTROYED |
|
|
1567 | CODE: |
|
|
1568 | RETVAL = boolSV (coro->flags & ix); |
|
|
1569 | OUTPUT: |
|
|
1570 | RETVAL |
|
|
1571 | |
|
|
1572 | void |
|
|
1573 | trace (Coro::State 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 | |
|
|
1596 | SV * |
|
|
1597 | has_stack (Coro::State coro) |
|
|
1598 | PROTOTYPE: $ |
|
|
1599 | CODE: |
|
|
1600 | RETVAL = boolSV (!!coro->cctx); |
|
|
1601 | OUTPUT: |
|
|
1602 | RETVAL |
|
|
1603 | |
|
|
1604 | int |
|
|
1605 | is_traced (Coro::State coro) |
|
|
1606 | PROTOTYPE: $ |
|
|
1607 | CODE: |
|
|
1608 | RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL; |
|
|
1609 | OUTPUT: |
|
|
1610 | RETVAL |
|
|
1611 | |
|
|
1612 | IV |
|
|
1613 | rss (Coro::State coro) |
|
|
1614 | PROTOTYPE: $ |
|
|
1615 | CODE: |
|
|
1616 | RETVAL = coro_rss (coro); |
|
|
1617 | OUTPUT: |
|
|
1618 | RETVAL |
|
|
1619 | |
|
|
1620 | |
1326 | MODULE = Coro::State PACKAGE = Coro |
1621 | MODULE = Coro::State PACKAGE = Coro |
1327 | |
1622 | |
1328 | BOOT: |
1623 | BOOT: |
1329 | { |
1624 | { |
1330 | int i; |
1625 | int i; |
|
|
1626 | |
|
|
1627 | sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE); |
|
|
1628 | sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE); |
|
|
1629 | av_async_pool = get_av ("Coro::async_pool", TRUE); |
|
|
1630 | |
|
|
1631 | coro_current = get_sv ("Coro::current", FALSE); |
|
|
1632 | SvREADONLY_on (coro_current); |
1331 | |
1633 | |
1332 | coro_stash = gv_stashpv ("Coro", TRUE); |
1634 | coro_stash = gv_stashpv ("Coro", TRUE); |
1333 | |
1635 | |
1334 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1636 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1335 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
1637 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
1336 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
1638 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
1337 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
1639 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
1338 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
1640 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
1339 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
1641 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
1340 | |
|
|
1341 | coro_current = get_sv ("Coro::current", FALSE); |
|
|
1342 | SvREADONLY_on (coro_current); |
|
|
1343 | |
1642 | |
1344 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
1643 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
1345 | coro_ready[i] = newAV (); |
1644 | coro_ready[i] = newAV (); |
1346 | |
1645 | |
1347 | { |
1646 | { |
… | |
… | |
1397 | CODE: |
1696 | CODE: |
1398 | RETVAL = boolSV (api_ready (self)); |
1697 | RETVAL = boolSV (api_ready (self)); |
1399 | OUTPUT: |
1698 | OUTPUT: |
1400 | RETVAL |
1699 | RETVAL |
1401 | |
1700 | |
1402 | SV * |
|
|
1403 | is_ready (SV *self) |
|
|
1404 | PROTOTYPE: $ |
|
|
1405 | CODE: |
|
|
1406 | RETVAL = boolSV (api_is_ready (self)); |
|
|
1407 | OUTPUT: |
|
|
1408 | RETVAL |
|
|
1409 | |
|
|
1410 | int |
1701 | int |
1411 | nready (...) |
1702 | nready (...) |
1412 | PROTOTYPE: |
1703 | PROTOTYPE: |
1413 | CODE: |
1704 | CODE: |
1414 | RETVAL = coro_nready; |
1705 | RETVAL = coro_nready; |
1415 | OUTPUT: |
1706 | OUTPUT: |
1416 | RETVAL |
1707 | RETVAL |
1417 | |
1708 | |
|
|
1709 | # for async_pool speedup |
|
|
1710 | void |
|
|
1711 | _pool_1 (SV *cb) |
|
|
1712 | CODE: |
|
|
1713 | { |
|
|
1714 | int i, len; |
|
|
1715 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1716 | AV *defav = GvAV (PL_defgv); |
|
|
1717 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
|
|
1718 | AV *invoke_av; |
|
|
1719 | |
|
|
1720 | if (!invoke) |
|
|
1721 | croak ("\3terminate\2\n"); |
|
|
1722 | |
|
|
1723 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
1724 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
|
|
1725 | |
|
|
1726 | invoke_av = (AV *)SvRV (invoke); |
|
|
1727 | len = av_len (invoke_av); |
|
|
1728 | |
|
|
1729 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
|
|
1730 | |
|
|
1731 | if (len > 0) |
|
|
1732 | { |
|
|
1733 | av_fill (defav, len - 1); |
|
|
1734 | for (i = 0; i < len; ++i) |
|
|
1735 | av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1])); |
|
|
1736 | } |
|
|
1737 | |
|
|
1738 | SvREFCNT_dec (invoke); |
|
|
1739 | } |
|
|
1740 | |
|
|
1741 | void |
|
|
1742 | _pool_2 (SV *cb) |
|
|
1743 | CODE: |
|
|
1744 | { |
|
|
1745 | struct coro *coro = SvSTATE (coro_current); |
|
|
1746 | |
|
|
1747 | sv_setsv (cb, &PL_sv_undef); |
|
|
1748 | |
|
|
1749 | if (coro_rss (coro) > SvIV (sv_pool_rss) |
|
|
1750 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
1751 | croak ("\3terminate\2\n"); |
|
|
1752 | |
|
|
1753 | av_clear (GvAV (PL_defgv)); |
|
|
1754 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
|
|
1755 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
|
|
1756 | coro->save = CORO_SAVE_DEF; |
|
|
1757 | coro->prio = 0; |
|
|
1758 | av_push (av_async_pool, newSVsv (coro_current)); |
|
|
1759 | } |
|
|
1760 | |
|
|
1761 | |
1418 | MODULE = Coro::State PACKAGE = Coro::AIO |
1762 | MODULE = Coro::State PACKAGE = Coro::AIO |
1419 | |
1763 | |
1420 | SV * |
1764 | SV * |
1421 | _get_state () |
1765 | _get_state () |
1422 | CODE: |
1766 | CODE: |