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Comparing Coro/Coro/State.xs (file contents):
Revision 1.149 by root, Sat Apr 14 15:06:05 2007 UTC vs.
Revision 1.165 by root, Wed Sep 26 19:26:48 2007 UTC

… …
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
… …
133static AV *main_mainstack; /* used to differentiate between $main and others */ 132static AV *main_mainstack; /* used to differentiate between $main and others */
134static JMPENV *main_top_env; 133static JMPENV *main_top_env;
135static HV *coro_state_stash, *coro_stash; 134static HV *coro_state_stash, *coro_stash;
136static SV *coro_mortal; /* will be freed after next transfer */ 135static SV *coro_mortal; /* will be freed after next transfer */
137 136
137/* async_pool helper stuff */
138static SV *sv_pool_rss;
139static SV *sv_pool_size;
140static AV *av_async_pool;
141
138static struct coro_cctx *cctx_first; 142static struct coro_cctx *cctx_first;
139static int cctx_count, cctx_idle; 143static int cctx_count, cctx_idle;
144
145enum {
146 CC_MAPPED = 0x01,
147 CC_TRACE = 0x02,
148 CC_NOREUSE = 0x04, /* throw this away after tracing */
149};
140 150
141/* this is a structure representing a c-level coroutine */ 151/* this is a structure representing a c-level coroutine */
142typedef struct coro_cctx { 152typedef struct coro_cctx {
143 struct coro_cctx *next; 153 struct coro_cctx *next;
144 154
… …
153 coro_context cctx; 163 coro_context cctx;
154 164
155#if CORO_USE_VALGRIND 165#if CORO_USE_VALGRIND
156 int valgrind_id; 166 int valgrind_id;
157#endif 167#endif
158 char inuse, mapped; 168 unsigned char flags;
159} coro_cctx; 169} coro_cctx;
160 170
161enum { 171enum {
162 CF_RUNNING = 0x0001, /* coroutine is running */ 172 CF_RUNNING = 0x0001, /* coroutine is running */
163 CF_READY = 0x0002, /* coroutine is ready */ 173 CF_READY = 0x0002, /* coroutine is ready */
… …
188# include "state.h" 198# include "state.h"
189#undef VAR 199#undef VAR
190 200
191 /* coro process data */ 201 /* coro process data */
192 int prio; 202 int prio;
203
204 /* linked list */
205 struct coro *next, *prev;
206 HV *hv; /* the perl hash associated with this coro, if any */
193}; 207};
194 208
195typedef struct coro *Coro__State; 209typedef struct coro *Coro__State;
196typedef struct coro *Coro__State_or_hashref; 210typedef struct coro *Coro__State_or_hashref;
197 211
… …
206 220
207/* for Coro.pm */ 221/* for Coro.pm */
208static SV *coro_current; 222static SV *coro_current;
209static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; 223static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
210static int coro_nready; 224static int coro_nready;
225static struct coro *coro_first;
211 226
212/** lowlevel stuff **********************************************************/ 227/** lowlevel stuff **********************************************************/
213 228
214static AV * 229static AV *
215coro_clone_padlist (pTHX_ CV *cv) 230coro_clone_padlist (pTHX_ CV *cv)
… …
374 CvPADLIST (cv) = (AV *)POPs; 389 CvPADLIST (cv) = (AV *)POPs;
375 } 390 }
376 391
377 PUTBACK; 392 PUTBACK;
378 } 393 }
379 assert (!PL_comppad || AvARRAY (PL_comppad));//D
380} 394}
381 395
382static void 396static void
383save_perl (pTHX_ Coro__State c) 397save_perl (pTHX_ Coro__State c)
384{ 398{
385 assert (!PL_comppad || AvARRAY (PL_comppad));//D
386 { 399 {
387 dSP; 400 dSP;
388 I32 cxix = cxstack_ix; 401 I32 cxix = cxstack_ix;
389 PERL_CONTEXT *ccstk = cxstack; 402 PERL_CONTEXT *ccstk = cxstack;
390 PERL_SI *top_si = PL_curstackinfo; 403 PERL_SI *top_si = PL_curstackinfo;
… …
392 /* 405 /*
393 * the worst thing you can imagine happens first - we have to save 406 * the worst thing you can imagine happens first - we have to save
394 * (and reinitialize) all cv's in the whole callchain :( 407 * (and reinitialize) all cv's in the whole callchain :(
395 */ 408 */
396 409
397 EXTEND (SP, 3 + 1);
398 PUSHs (Nullsv); 410 XPUSHs (Nullsv);
399 /* this loop was inspired by pp_caller */ 411 /* this loop was inspired by pp_caller */
400 for (;;) 412 for (;;)
401 { 413 {
402 while (cxix >= 0) 414 while (cxix >= 0)
403 { 415 {
404 PERL_CONTEXT *cx = &ccstk[cxix--]; 416 PERL_CONTEXT *cx = &ccstk[cxix--];
405 417
406 if (CxTYPE (cx) == CXt_SUB) 418 if (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)
407 { 419 {
408 CV *cv = cx->blk_sub.cv; 420 CV *cv = cx->blk_sub.cv;
409 421
410 if (CvDEPTH (cv)) 422 if (CvDEPTH (cv))
411 { 423 {
… …
422 434
423 if (top_si->si_type == PERLSI_MAIN) 435 if (top_si->si_type == PERLSI_MAIN)
424 break; 436 break;
425 437
426 top_si = top_si->si_prev; 438 top_si = top_si->si_prev;
427 ccstk = top_si->si_cxstack; 439 ccstk = top_si->si_cxstack;
428 cxix = top_si->si_cxix; 440 cxix = top_si->si_cxix;
429 } 441 }
430 442
431 PUTBACK; 443 PUTBACK;
432 } 444 }
433 445
… …
452# define coro_init_stacks init_stacks 464# define coro_init_stacks init_stacks
453#else 465#else
454static void 466static void
455coro_init_stacks (pTHX) 467coro_init_stacks (pTHX)
456{ 468{
457 PL_curstackinfo = new_stackinfo(128, 1024/sizeof(PERL_CONTEXT)); 469 PL_curstackinfo = new_stackinfo(64, 6);
458 PL_curstackinfo->si_type = PERLSI_MAIN; 470 PL_curstackinfo->si_type = PERLSI_MAIN;
459 PL_curstack = PL_curstackinfo->si_stack; 471 PL_curstack = PL_curstackinfo->si_stack;
460 PL_mainstack = PL_curstack; /* remember in case we switch stacks */ 472 PL_mainstack = PL_curstack; /* remember in case we switch stacks */
461 473
462 PL_stack_base = AvARRAY(PL_curstack); 474 PL_stack_base = AvARRAY(PL_curstack);
463 PL_stack_sp = PL_stack_base; 475 PL_stack_sp = PL_stack_base;
464 PL_stack_max = PL_stack_base + AvMAX(PL_curstack); 476 PL_stack_max = PL_stack_base + AvMAX(PL_curstack);
465 477
466 New(50,PL_tmps_stack,128,SV*); 478 New(50,PL_tmps_stack,64,SV*);
467 PL_tmps_floor = -1; 479 PL_tmps_floor = -1;
468 PL_tmps_ix = -1; 480 PL_tmps_ix = -1;
469 PL_tmps_max = 128; 481 PL_tmps_max = 64;
470 482
471 New(54,PL_markstack,32,I32); 483 New(54,PL_markstack,16,I32);
472 PL_markstack_ptr = PL_markstack; 484 PL_markstack_ptr = PL_markstack;
473 PL_markstack_max = PL_markstack + 32; 485 PL_markstack_max = PL_markstack + 16;
474 486
475#ifdef SET_MARK_OFFSET 487#ifdef SET_MARK_OFFSET
476 SET_MARK_OFFSET; 488 SET_MARK_OFFSET;
477#endif 489#endif
478 490
479 New(54,PL_scopestack,32,I32); 491 New(54,PL_scopestack,16,I32);
480 PL_scopestack_ix = 0; 492 PL_scopestack_ix = 0;
481 PL_scopestack_max = 32; 493 PL_scopestack_max = 16;
482 494
483 New(54,PL_savestack,64,ANY); 495 New(54,PL_savestack,64,ANY);
484 PL_savestack_ix = 0; 496 PL_savestack_ix = 0;
485 PL_savestack_max = 64; 497 PL_savestack_max = 64;
486 498
487#if !PERL_VERSION_ATLEAST (5,9,0) 499#if !PERL_VERSION_ATLEAST (5,9,0)
488 New(54,PL_retstack,16,OP*); 500 New(54,PL_retstack,4,OP*);
489 PL_retstack_ix = 0; 501 PL_retstack_ix = 0;
490 PL_retstack_max = 16; 502 PL_retstack_max = 4;
491#endif 503#endif
492} 504}
493#endif 505#endif
494 506
495/* 507/*
… …
535 Safefree (PL_scopestack); 547 Safefree (PL_scopestack);
536 Safefree (PL_savestack); 548 Safefree (PL_savestack);
537#if !PERL_VERSION_ATLEAST (5,9,0) 549#if !PERL_VERSION_ATLEAST (5,9,0)
538 Safefree (PL_retstack); 550 Safefree (PL_retstack);
539#endif 551#endif
552}
553
554static size_t
555coro_rss (struct coro *coro)
556{
557 size_t rss = sizeof (coro);
558
559 if (coro->mainstack)
560 {
561 if (coro->flags & CF_RUNNING)
562 {
563 #define VAR(name,type)coro->name = PL_ ## name;
564 # include "state.h"
565 #undef VAR
566 }
567
568 rss += sizeof (coro->curstackinfo);
569 rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *);
570 rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
571 rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *);
572 rss += coro->tmps_max * sizeof (SV *);
573 rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32);
574 rss += coro->scopestack_max * sizeof (I32);
575 rss += coro->savestack_max * sizeof (ANY);
576
577#if !PERL_VERSION_ATLEAST (5,9,0)
578 rss += coro->retstack_max * sizeof (OP *);
579#endif
580 }
581
582 return rss;
540} 583}
541 584
542/** coroutine stack handling ************************************************/ 585/** coroutine stack handling ************************************************/
543 586
544static void 587static void
… …
587 SvREFCNT_dec (coro_mortal); 630 SvREFCNT_dec (coro_mortal);
588 coro_mortal = 0; 631 coro_mortal = 0;
589 } 632 }
590} 633}
591 634
635static void
636do_trace (pTHX)
637{
638 if (PL_curcop != &PL_compiling)
639 {
640 runops_proc_t old_runops = PL_runops;
641 dSP;
642 ENTER;
643 SAVETMPS;
644 PUSHMARK (SP);
645 PUTBACK;
646 PL_runops = RUNOPS_DEFAULT;
647 call_pv ("Coro::_do_trace", G_KEEPERR | G_EVAL | G_VOID | G_DISCARD | G_NOARGS);
648 PL_runops = old_runops;
649 SPAGAIN;
650 FREETMPS;
651 LEAVE;
652 PUTBACK;
653 }
654}
655
656static int
657runops_coro (pTHX)
658{
659 COP *oldcop = 0;
660
661 while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))
662 {
663 PERL_ASYNC_CHECK ();
664
665 if (oldcop != PL_curcop)
666 {
667 oldcop = PL_curcop;
668 do_trace (aTHX);
669 }
670 }
671
672 TAINT_NOT;
673 return 0;
674}
675
592/* inject a fake call to Coro::State::_cctx_init into the execution */ 676/* inject a fake call to Coro::State::_cctx_init into the execution */
593/* _cctx_init shoukld be careful, as it could be called at almost any time */ 677/* _cctx_init should be careful, as it could be called at almost any time */
594/* during execution of a pelr program */ 678/* during execution of a perl program */
595static void NOINLINE 679static void NOINLINE
596prepare_cctx (pTHX_ coro_cctx *cctx) 680prepare_cctx (pTHX_ coro_cctx *cctx)
597{ 681{
598 dSP; 682 dSP;
599 LOGOP myop; 683 LOGOP myop;
684
685 PL_top_env = &PL_start_env;
686
687 if (cctx->flags & CC_TRACE)
688 PL_runops = runops_coro;
600 689
601 Zero (&myop, 1, LOGOP); 690 Zero (&myop, 1, LOGOP);
602 myop.op_next = PL_op; 691 myop.op_next = PL_op;
603 myop.op_flags = OPf_WANT_VOID | OPf_STACKED; 692 myop.op_flags = OPf_WANT_VOID | OPf_STACKED;
604 693
… …
621 dTHX; 710 dTHX;
622 711
623 /* coro_run is the alternative tail of transfer(), so unlock here. */ 712 /* coro_run is the alternative tail of transfer(), so unlock here. */
624 UNLOCK; 713 UNLOCK;
625 714
626 PL_top_env = &PL_start_env; 715 /* we now skip the entersub that lead to transfer() */
716 PL_op = PL_op->op_next;
627 717
628 /* inject a fake subroutine call to cctx_init */ 718 /* inject a fake subroutine call to cctx_init */
629 prepare_cctx (aTHX_ (coro_cctx *)arg); 719 prepare_cctx (aTHX_ (coro_cctx *)arg);
630 720
631 /* somebody or something will hit me for both perl_run and PL_restartop */ 721 /* somebody or something will hit me for both perl_run and PL_restartop */
… …
665# if CORO_STACKGUARD 755# if CORO_STACKGUARD
666 mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); 756 mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE);
667# endif 757# endif
668 stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr; 758 stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr;
669 stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; 759 stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE;
670 cctx->mapped = 1; 760 cctx->flags |= CC_MAPPED;
671 } 761 }
672 else 762 else
673#endif 763#endif
674 { 764 {
675 cctx->ssize = coro_stacksize * (long)sizeof (long); 765 cctx->ssize = coro_stacksize * (long)sizeof (long);
… …
702#if CORO_USE_VALGRIND 792#if CORO_USE_VALGRIND
703 VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); 793 VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);
704#endif 794#endif
705 795
706#if HAVE_MMAP 796#if HAVE_MMAP
707 if (cctx->mapped) 797 if (cctx->flags & CC_MAPPED)
708 munmap (cctx->sptr, cctx->ssize); 798 munmap (cctx->sptr, cctx->ssize);
709 else 799 else
710#endif 800#endif
711 Safefree (cctx->sptr); 801 Safefree (cctx->sptr);
712 802
… …
720 { 810 {
721 coro_cctx *cctx = cctx_first; 811 coro_cctx *cctx = cctx_first;
722 cctx_first = cctx->next; 812 cctx_first = cctx->next;
723 --cctx_idle; 813 --cctx_idle;
724 814
725 if (cctx->ssize >= coro_stacksize) 815 if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE))
726 return cctx; 816 return cctx;
727 817
728 cctx_destroy (cctx); 818 cctx_destroy (cctx);
729 } 819 }
730 820
731 PL_op = PL_op->op_next;
732 return cctx_new (); 821 return cctx_new ();
733} 822}
734 823
735static void 824static void
736cctx_put (coro_cctx *cctx) 825cctx_put (coro_cctx *cctx)
… …
740 { 829 {
741 coro_cctx *first = cctx_first; 830 coro_cctx *first = cctx_first;
742 cctx_first = first->next; 831 cctx_first = first->next;
743 --cctx_idle; 832 --cctx_idle;
744 833
745 assert (!first->inuse);
746 cctx_destroy (first); 834 cctx_destroy (first);
747 } 835 }
748 836
749 ++cctx_idle; 837 ++cctx_idle;
750 cctx->next = cctx_first; 838 cctx->next = cctx_first;
… …
771 859
772 if (prev->flags & CF_NEW) 860 if (prev->flags & CF_NEW)
773 { 861 {
774 /* create a new empty context */ 862 /* create a new empty context */
775 Newz (0, prev->cctx, 1, coro_cctx); 863 Newz (0, prev->cctx, 1, coro_cctx);
776 prev->cctx->inuse = 1;
777 prev->flags &= ~CF_NEW; 864 prev->flags &= ~CF_NEW;
778 prev->flags |= CF_RUNNING; 865 prev->flags |= CF_RUNNING;
779 } 866 }
780 867
781 /*TODO: must not croak here */ 868 /*TODO: must not croak here */
… …
799 next->flags &= ~CF_NEW; 886 next->flags &= ~CF_NEW;
800 /* first get rid of the old state */ 887 /* first get rid of the old state */
801 save_perl (aTHX_ prev); 888 save_perl (aTHX_ prev);
802 /* setup coroutine call */ 889 /* setup coroutine call */
803 setup_coro (aTHX_ next); 890 setup_coro (aTHX_ next);
804 /* need a new stack */
805 assert (!next->cctx);
806 } 891 }
807 else 892 else
808 { 893 {
809 /* coroutine already started */ 894 /* coroutine already started */
810 save_perl (aTHX_ prev); 895 save_perl (aTHX_ prev);
… …
820 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); 905 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
821 906
822 prev->cctx = 0; 907 prev->cctx = 0;
823 908
824 cctx_put (prev__cctx); 909 cctx_put (prev__cctx);
825 prev__cctx->inuse = 0;
826 } 910 }
827 911
828 if (!next->cctx) 912 if (!next->cctx)
829 {
830 next->cctx = cctx_get (aTHX); 913 next->cctx = cctx_get (aTHX);
831 assert (!next->cctx->inuse);
832 next->cctx->inuse = 1;
833 }
834 914
835 if (prev__cctx != next->cctx) 915 if (prev__cctx != next->cctx)
836 { 916 {
837 prev__cctx->top_env = PL_top_env; 917 prev__cctx->top_env = PL_top_env;
838 PL_top_env = next->cctx->top_env; 918 PL_top_env = next->cctx->top_env;
… …
877 struct coro temp; 957 struct coro temp;
878 958
879 assert (!(coro->flags & CF_RUNNING)); 959 assert (!(coro->flags & CF_RUNNING));
880 960
881 Zero (&temp, 1, struct coro); 961 Zero (&temp, 1, struct coro);
882 temp.save = CORO_SAVE_DEF; 962 temp.save = CORO_SAVE_ALL;
883 963
884 if (coro->flags & CF_RUNNING) 964 if (coro->flags & CF_RUNNING)
885 croak ("FATAL: tried to destroy currently running coroutine"); 965 croak ("FATAL: tried to destroy currently running coroutine");
886 966
887 save_perl (aTHX_ &temp); 967 save_perl (aTHX_ &temp);
… …
895 } 975 }
896 976
897 cctx_destroy (coro->cctx); 977 cctx_destroy (coro->cctx);
898 SvREFCNT_dec (coro->args); 978 SvREFCNT_dec (coro->args);
899 979
980 if (coro->next) coro->next->prev = coro->prev;
981 if (coro->prev) coro->prev->next = coro->next;
982 if (coro == coro_first) coro_first = coro->next;
983
900 return 1; 984 return 1;
901} 985}
902 986
903static int 987static int
904coro_state_free (pTHX_ SV *sv, MAGIC *mg) 988coro_state_free (pTHX_ SV *sv, MAGIC *mg)
905{ 989{
906 struct coro *coro = (struct coro *)mg->mg_ptr; 990 struct coro *coro = (struct coro *)mg->mg_ptr;
907 mg->mg_ptr = 0; 991 mg->mg_ptr = 0;
992
993 coro->hv = 0;
908 994
909 if (--coro->refcnt < 0) 995 if (--coro->refcnt < 0)
910 { 996 {
911 coro_state_destroy (aTHX_ coro); 997 coro_state_destroy (aTHX_ coro);
912 Safefree (coro); 998 Safefree (coro);
… …
1209 Newz (0, coro, 1, struct coro); 1295 Newz (0, coro, 1, struct coro);
1210 coro->args = newAV (); 1296 coro->args = newAV ();
1211 coro->save = CORO_SAVE_DEF; 1297 coro->save = CORO_SAVE_DEF;
1212 coro->flags = CF_NEW; 1298 coro->flags = CF_NEW;
1213 1299
1300 if (coro_first) coro_first->prev = coro;
1301 coro->next = coro_first;
1302 coro_first = coro;
1303
1214 hv = newHV (); 1304 coro->hv = hv = newHV ();
1215 sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; 1305 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)); 1306 RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
1217 1307
1218 for (i = 1; i < items; i++) 1308 for (i = 1; i < items; i++)
1219 av_push (coro->args, newSVsv (ST (i))); 1309 av_push (coro->args, newSVsv (ST (i)));
… …
1321 CODE: 1411 CODE:
1322 RETVAL = cctx_idle; 1412 RETVAL = cctx_idle;
1323 OUTPUT: 1413 OUTPUT:
1324 RETVAL 1414 RETVAL
1325 1415
1416void
1417list ()
1418 PPCODE:
1419{
1420 struct coro *coro;
1421 for (coro = coro_first; coro; coro = coro->next)
1422 if (coro->hv)
1423 XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv)));
1424}
1425
1426void
1427call (Coro::State coro, SV *coderef)
1428 ALIAS:
1429 eval = 1
1430 CODE:
1431{
1432 if (coro->mainstack)
1433 {
1434 struct coro temp;
1435 Zero (&temp, 1, struct coro);
1436 temp.save = CORO_SAVE_ALL;
1437
1438 if (!(coro->flags & CF_RUNNING))
1439 {
1440 save_perl (aTHX_ &temp);
1441 load_perl (aTHX_ coro);
1442 }
1443
1444 {
1445 dSP;
1446 ENTER;
1447 SAVETMPS;
1448 PUSHMARK (SP);
1449 PUTBACK;
1450 if (ix)
1451 eval_sv (coderef, 0);
1452 else
1453 call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
1454 SPAGAIN;
1455 FREETMPS;
1456 LEAVE;
1457 PUTBACK;
1458 }
1459
1460 if (!(coro->flags & CF_RUNNING))
1461 {
1462 save_perl (aTHX_ coro);
1463 load_perl (aTHX_ &temp);
1464 }
1465 }
1466}
1467
1468SV *
1469is_ready (Coro::State coro)
1470 PROTOTYPE: $
1471 ALIAS:
1472 is_ready = CF_READY
1473 is_running = CF_RUNNING
1474 is_new = CF_NEW
1475 is_destroyed = CF_DESTROYED
1476 CODE:
1477 RETVAL = boolSV (coro->flags & ix);
1478 OUTPUT:
1479 RETVAL
1480
1481void
1482trace (Coro::State coro, int enable = 0)
1483 CODE:
1484 if (enable)
1485 {
1486 if (coro->flags & CF_RUNNING)
1487 croak ("cannot enable tracing on running coroutine");
1488
1489 if (coro->cctx)
1490 croak ("cannot enable tracing on coroutine with custom stack");
1491
1492 coro->cctx = cctx_new ();
1493 coro->cctx->flags |= CC_TRACE;
1494 }
1495 else
1496 if (coro->cctx && coro->cctx->flags & CC_TRACE)
1497 {
1498 coro->cctx->flags &= ~CC_TRACE;
1499 coro->cctx->flags |= CC_NOREUSE;
1500 }
1501
1502SV *
1503has_stack (Coro::State coro)
1504 PROTOTYPE: $
1505 CODE:
1506 RETVAL = boolSV (!!coro->cctx);
1507 OUTPUT:
1508 RETVAL
1509
1510IV
1511rss (Coro::State coro)
1512 PROTOTYPE: $
1513 CODE:
1514 RETVAL = coro_rss (coro);
1515 OUTPUT:
1516 RETVAL
1517
1518
1326MODULE = Coro::State PACKAGE = Coro 1519MODULE = Coro::State PACKAGE = Coro
1327 1520
1328BOOT: 1521BOOT:
1329{ 1522{
1330 int i; 1523 int i;
1524
1525 sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);
1526 sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);
1527 av_async_pool = get_av ("Coro::async_pool", TRUE);
1528
1529 coro_current = get_sv ("Coro::current", FALSE);
1530 SvREADONLY_on (coro_current);
1331 1531
1332 coro_stash = gv_stashpv ("Coro", TRUE); 1532 coro_stash = gv_stashpv ("Coro", TRUE);
1333 1533
1334 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); 1534 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1335 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); 1535 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1336 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); 1536 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1337 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); 1537 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1338 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); 1538 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1339 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); 1539 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1340
1341 coro_current = get_sv ("Coro::current", FALSE);
1342 SvREADONLY_on (coro_current);
1343 1540
1344 for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) 1541 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1345 coro_ready[i] = newAV (); 1542 coro_ready[i] = newAV ();
1346 1543
1347 { 1544 {
… …
1397 CODE: 1594 CODE:
1398 RETVAL = boolSV (api_ready (self)); 1595 RETVAL = boolSV (api_ready (self));
1399 OUTPUT: 1596 OUTPUT:
1400 RETVAL 1597 RETVAL
1401 1598
1402SV *
1403is_ready (SV *self)
1404 PROTOTYPE: $
1405 CODE:
1406 RETVAL = boolSV (api_is_ready (self));
1407 OUTPUT:
1408 RETVAL
1409
1410int 1599int
1411nready (...) 1600nready (...)
1412 PROTOTYPE: 1601 PROTOTYPE:
1413 CODE: 1602 CODE:
1414 RETVAL = coro_nready; 1603 RETVAL = coro_nready;
1415 OUTPUT: 1604 OUTPUT:
1416 RETVAL 1605 RETVAL
1417 1606
1607# for async_pool speedup
1608void
1609_pool_1 (SV *cb)
1610 CODE:
1611{
1612 int i, len;
1613 HV *hv = (HV *)SvRV (coro_current);
1614 AV *defav = GvAV (PL_defgv);
1615 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1616 AV *invoke_av;
1617
1618 if (!invoke)
1619 croak ("\3terminate\2\n");
1620
1621 hv_store (hv, "desc", sizeof ("desc") - 1,
1622 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1623
1624 invoke_av = (AV *)SvRV (invoke);
1625 len = av_len (invoke_av);
1626
1627 sv_setsv (cb, AvARRAY (invoke_av)[0]);
1628
1629 if (len > 0)
1630 {
1631 av_fill (defav, len - 1);
1632 for (i = 0; i < len; ++i)
1633 av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1]));
1634 }
1635
1636 SvREFCNT_dec (invoke);
1637}
1638
1639void
1640_pool_2 (SV *cb)
1641 CODE:
1642{
1643 struct coro *coro = SvSTATE (coro_current);
1644
1645 sv_setsv (cb, &PL_sv_undef);
1646
1647 if (coro_rss (coro) > SvIV (sv_pool_rss)
1648 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1649 croak ("\3terminate\2\n");
1650
1651 av_clear (GvAV (PL_defgv));
1652 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1653 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1654 coro->save = CORO_SAVE_DEF;
1655 coro->prio = 0;
1656 av_push (av_async_pool, newSVsv (coro_current));
1657}
1658
1659
1418MODULE = Coro::State PACKAGE = Coro::AIO 1660MODULE = Coro::State PACKAGE = Coro::AIO
1419 1661
1420SV * 1662SV *
1421_get_state () 1663_get_state ()
1422 CODE: 1664 CODE:

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