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Comparing Coro/Coro/State.xs (file contents):
Revision 1.153 by root, Thu Sep 20 12:18:00 2007 UTC vs.
Revision 1.169 by root, Thu Sep 27 16:25:10 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_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 */
142typedef struct coro_cctx { 155typedef 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
161enum { 174enum {
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 */
… …
285 SvMAGIC (cv) \ 298 SvMAGIC (cv) \
286 ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \ 299 ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \
287 ? SvMAGIC (cv) \ 300 ? SvMAGIC (cv) \
288 : mg_find ((SV *)cv, PERL_MAGIC_coro) \ 301 : mg_find ((SV *)cv, PERL_MAGIC_coro) \
289 : 0 302 : 0
303
304static struct coro *
305SvSTATE_ (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))
290 326
291/* the next two functions merely cache the padlists */ 327/* the next two functions merely cache the padlists */
292static void 328static void
293get_padlist (pTHX_ CV *cv) 329get_padlist (pTHX_ CV *cv)
294{ 330{
… …
395 /* 431 /*
396 * 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
397 * (and reinitialize) all cv's in the whole callchain :( 433 * (and reinitialize) all cv's in the whole callchain :(
398 */ 434 */
399 435
400 EXTEND (SP, 3 + 1);
401 PUSHs (Nullsv); 436 XPUSHs (Nullsv);
402 /* this loop was inspired by pp_caller */ 437 /* this loop was inspired by pp_caller */
403 for (;;) 438 for (;;)
404 { 439 {
405 while (cxix >= 0) 440 while (cxix >= 0)
406 { 441 {
… …
425 460
426 if (top_si->si_type == PERLSI_MAIN) 461 if (top_si->si_type == PERLSI_MAIN)
427 break; 462 break;
428 463
429 top_si = top_si->si_prev; 464 top_si = top_si->si_prev;
430 ccstk = top_si->si_cxstack; 465 ccstk = top_si->si_cxstack;
431 cxix = top_si->si_cxix; 466 cxix = top_si->si_cxix;
432 } 467 }
433 468
434 PUTBACK; 469 PUTBACK;
435 } 470 }
436 471
… …
455# define coro_init_stacks init_stacks 490# define coro_init_stacks init_stacks
456#else 491#else
457static void 492static void
458coro_init_stacks (pTHX) 493coro_init_stacks (pTHX)
459{ 494{
460 PL_curstackinfo = new_stackinfo(128, 1024/sizeof(PERL_CONTEXT)); 495 PL_curstackinfo = new_stackinfo(64, 6);
461 PL_curstackinfo->si_type = PERLSI_MAIN; 496 PL_curstackinfo->si_type = PERLSI_MAIN;
462 PL_curstack = PL_curstackinfo->si_stack; 497 PL_curstack = PL_curstackinfo->si_stack;
463 PL_mainstack = PL_curstack; /* remember in case we switch stacks */ 498 PL_mainstack = PL_curstack; /* remember in case we switch stacks */
464 499
465 PL_stack_base = AvARRAY(PL_curstack); 500 PL_stack_base = AvARRAY(PL_curstack);
466 PL_stack_sp = PL_stack_base; 501 PL_stack_sp = PL_stack_base;
467 PL_stack_max = PL_stack_base + AvMAX(PL_curstack); 502 PL_stack_max = PL_stack_base + AvMAX(PL_curstack);
468 503
469 New(50,PL_tmps_stack,128,SV*); 504 New(50,PL_tmps_stack,64,SV*);
470 PL_tmps_floor = -1; 505 PL_tmps_floor = -1;
471 PL_tmps_ix = -1; 506 PL_tmps_ix = -1;
472 PL_tmps_max = 128; 507 PL_tmps_max = 64;
473 508
474 New(54,PL_markstack,32,I32); 509 New(54,PL_markstack,16,I32);
475 PL_markstack_ptr = PL_markstack; 510 PL_markstack_ptr = PL_markstack;
476 PL_markstack_max = PL_markstack + 32; 511 PL_markstack_max = PL_markstack + 16;
477 512
478#ifdef SET_MARK_OFFSET 513#ifdef SET_MARK_OFFSET
479 SET_MARK_OFFSET; 514 SET_MARK_OFFSET;
480#endif 515#endif
481 516
482 New(54,PL_scopestack,32,I32); 517 New(54,PL_scopestack,16,I32);
483 PL_scopestack_ix = 0; 518 PL_scopestack_ix = 0;
484 PL_scopestack_max = 32; 519 PL_scopestack_max = 16;
485 520
486 New(54,PL_savestack,64,ANY); 521 New(54,PL_savestack,64,ANY);
487 PL_savestack_ix = 0; 522 PL_savestack_ix = 0;
488 PL_savestack_max = 64; 523 PL_savestack_max = 64;
489 524
490#if !PERL_VERSION_ATLEAST (5,9,0) 525#if !PERL_VERSION_ATLEAST (5,9,0)
491 New(54,PL_retstack,16,OP*); 526 New(54,PL_retstack,4,OP*);
492 PL_retstack_ix = 0; 527 PL_retstack_ix = 0;
493 PL_retstack_max = 16; 528 PL_retstack_max = 4;
494#endif 529#endif
495} 530}
496#endif 531#endif
497 532
498/* 533/*
… …
581 /* 616 /*
582 * emulate part of the perl startup here. 617 * emulate part of the perl startup here.
583 */ 618 */
584 coro_init_stacks (aTHX); 619 coro_init_stacks (aTHX);
585 620
621 PL_runops = RUNOPS_DEFAULT;
586 PL_curcop = &PL_compiling; 622 PL_curcop = &PL_compiling;
587 PL_in_eval = EVAL_NULL; 623 PL_in_eval = EVAL_NULL;
588 PL_comppad = 0; 624 PL_comppad = 0;
589 PL_curpm = 0; 625 PL_curpm = 0;
590 PL_localizing = 0; 626 PL_localizing = 0;
… …
621 SvREFCNT_dec (coro_mortal); 657 SvREFCNT_dec (coro_mortal);
622 coro_mortal = 0; 658 coro_mortal = 0;
623 } 659 }
624} 660}
625 661
662static int
663runops_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
626/* 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 */
627/* _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 */
628/* during execution of a perl program */ 776/* during execution of a perl program */
629static void NOINLINE 777static void NOINLINE
630prepare_cctx (pTHX_ coro_cctx *cctx) 778prepare_cctx (pTHX_ coro_cctx *cctx)
631{ 779{
632 dSP; 780 dSP;
633 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;
634 787
635 Zero (&myop, 1, LOGOP); 788 Zero (&myop, 1, LOGOP);
636 myop.op_next = PL_op; 789 myop.op_next = PL_op;
637 myop.op_flags = OPf_WANT_VOID | OPf_STACKED; 790 myop.op_flags = OPf_WANT_VOID | OPf_STACKED;
638 791
… …
655 dTHX; 808 dTHX;
656 809
657 /* coro_run is the alternative tail of transfer(), so unlock here. */ 810 /* coro_run is the alternative tail of transfer(), so unlock here. */
658 UNLOCK; 811 UNLOCK;
659 812
660 PL_top_env = &PL_start_env; 813 /* we now skip the entersub that lead to transfer() */
814 PL_op = PL_op->op_next;
661 815
662 /* inject a fake subroutine call to cctx_init */ 816 /* inject a fake subroutine call to cctx_init */
663 prepare_cctx (aTHX_ (coro_cctx *)arg); 817 prepare_cctx (aTHX_ (coro_cctx *)arg);
664 818
665 /* 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 */
… …
699# if CORO_STACKGUARD 853# if CORO_STACKGUARD
700 mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); 854 mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE);
701# endif 855# endif
702 stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr; 856 stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr;
703 stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; 857 stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE;
704 cctx->mapped = 1; 858 cctx->flags |= CC_MAPPED;
705 } 859 }
706 else 860 else
707#endif 861#endif
708 { 862 {
709 cctx->ssize = coro_stacksize * (long)sizeof (long); 863 cctx->ssize = coro_stacksize * (long)sizeof (long);
… …
736#if CORO_USE_VALGRIND 890#if CORO_USE_VALGRIND
737 VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); 891 VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);
738#endif 892#endif
739 893
740#if HAVE_MMAP 894#if HAVE_MMAP
741 if (cctx->mapped) 895 if (cctx->flags & CC_MAPPED)
742 munmap (cctx->sptr, cctx->ssize); 896 munmap (cctx->sptr, cctx->ssize);
743 else 897 else
744#endif 898#endif
745 Safefree (cctx->sptr); 899 Safefree (cctx->sptr);
746 900
… …
754 { 908 {
755 coro_cctx *cctx = cctx_first; 909 coro_cctx *cctx = cctx_first;
756 cctx_first = cctx->next; 910 cctx_first = cctx->next;
757 --cctx_idle; 911 --cctx_idle;
758 912
759 if (cctx->ssize >= coro_stacksize) 913 if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE))
760 return cctx; 914 return cctx;
761 915
762 cctx_destroy (cctx); 916 cctx_destroy (cctx);
763 } 917 }
764 918
765 PL_op = PL_op->op_next;
766 return cctx_new (); 919 return cctx_new ();
767} 920}
768 921
769static void 922static void
770cctx_put (coro_cctx *cctx) 923cctx_put (coro_cctx *cctx)
… …
774 { 927 {
775 coro_cctx *first = cctx_first; 928 coro_cctx *first = cctx_first;
776 cctx_first = first->next; 929 cctx_first = first->next;
777 --cctx_idle; 930 --cctx_idle;
778 931
779 assert (!first->inuse);
780 cctx_destroy (first); 932 cctx_destroy (first);
781 } 933 }
782 934
783 ++cctx_idle; 935 ++cctx_idle;
784 cctx->next = cctx_first; 936 cctx->next = cctx_first;
… …
805 957
806 if (prev->flags & CF_NEW) 958 if (prev->flags & CF_NEW)
807 { 959 {
808 /* create a new empty context */ 960 /* create a new empty context */
809 Newz (0, prev->cctx, 1, coro_cctx); 961 Newz (0, prev->cctx, 1, coro_cctx);
810 prev->cctx->inuse = 1;
811 prev->flags &= ~CF_NEW; 962 prev->flags &= ~CF_NEW;
812 prev->flags |= CF_RUNNING; 963 prev->flags |= CF_RUNNING;
813 } 964 }
814 965
815 /*TODO: must not croak here */ 966 /*TODO: must not croak here */
… …
833 next->flags &= ~CF_NEW; 984 next->flags &= ~CF_NEW;
834 /* first get rid of the old state */ 985 /* first get rid of the old state */
835 save_perl (aTHX_ prev); 986 save_perl (aTHX_ prev);
836 /* setup coroutine call */ 987 /* setup coroutine call */
837 setup_coro (aTHX_ next); 988 setup_coro (aTHX_ next);
838 /* need a new stack */
839 assert (!next->cctx);
840 } 989 }
841 else 990 else
842 { 991 {
843 /* coroutine already started */ 992 /* coroutine already started */
844 save_perl (aTHX_ prev); 993 save_perl (aTHX_ prev);
… …
846 } 995 }
847 996
848 prev__cctx = prev->cctx; 997 prev__cctx = prev->cctx;
849 998
850 /* possibly "free" the cctx */ 999 /* possibly "free" the cctx */
851 if (prev__cctx->idle_sp == STACKLEVEL) 1000 if (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))
852 { 1001 {
853 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ 1002 /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
854 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); 1003 assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
855 1004
856 prev->cctx = 0; 1005 prev->cctx = 0;
857 1006
858 cctx_put (prev__cctx); 1007 cctx_put (prev__cctx);
859 prev__cctx->inuse = 0;
860 } 1008 }
861 1009
862 if (!next->cctx) 1010 if (!next->cctx)
863 {
864 next->cctx = cctx_get (aTHX); 1011 next->cctx = cctx_get (aTHX);
865 assert (!next->cctx->inuse);
866 next->cctx->inuse = 1;
867 }
868 1012
869 if (prev__cctx != next->cctx) 1013 if (prev__cctx != next->cctx)
870 { 1014 {
871 prev__cctx->top_env = PL_top_env; 1015 prev__cctx->top_env = PL_top_env;
872 PL_top_env = next->cctx->top_env; 1016 PL_top_env = next->cctx->top_env;
… …
974#else 1118#else
975# define MGf_DUP 0 1119# define MGf_DUP 0
976#endif 1120#endif
977}; 1121};
978 1122
979static struct coro *
980SvSTATE_ (pTHX_ SV *coro)
981{
982 HV *stash;
983 MAGIC *mg;
984
985 if (SvROK (coro))
986 coro = SvRV (coro);
987
988 stash = SvSTASH (coro);
989 if (stash != coro_stash && stash != coro_state_stash)
990 {
991 /* very slow, but rare, check */
992 if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
993 croak ("Coro::State object required");
994 }
995
996 mg = CORO_MAGIC (coro);
997 return (struct coro *)mg->mg_ptr;
998}
999
1000#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
1001
1002static void 1123static void
1003prepare_transfer (pTHX_ struct transfer_args *ta, SV *prev_sv, SV *next_sv) 1124prepare_transfer (pTHX_ struct transfer_args *ta, SV *prev_sv, SV *next_sv)
1004{ 1125{
1005 ta->prev = SvSTATE (prev_sv); 1126 ta->prev = SvSTATE (prev_sv);
1006 ta->next = SvSTATE (next_sv); 1127 ta->next = SvSTATE (next_sv);
… …
1216#endif 1337#endif
1217 BOOT_PAGESIZE; 1338 BOOT_PAGESIZE;
1218 1339
1219 coro_state_stash = gv_stashpv ("Coro::State", TRUE); 1340 coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1220 1341
1342 newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1343 newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
1344 newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));
1345 newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));
1346
1221 newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV)); 1347 newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV));
1222 newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV)); 1348 newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV));
1223 newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV)); 1349 newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV));
1224 newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV)); 1350 newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV));
1225 newCONSTSUB (coro_state_stash, "SAVE_DEFFH", newSViv (CORO_SAVE_DEFFH)); 1351 newCONSTSUB (coro_state_stash, "SAVE_DEFFH", newSViv (CORO_SAVE_DEFFH));
… …
1376 if (coro->hv) 1502 if (coro->hv)
1377 XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); 1503 XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv)));
1378} 1504}
1379 1505
1380void 1506void
1381_eval (Coro::State coro, SV *coderef) 1507call (Coro::State coro, SV *coderef)
1508 ALIAS:
1509 eval = 1
1382 CODE: 1510 CODE:
1383{ 1511{
1384 if (coro->mainstack) 1512 if (coro->mainstack)
1385 { 1513 {
1386 struct coro temp; 1514 struct coro temp;
… …
1397 dSP; 1525 dSP;
1398 ENTER; 1526 ENTER;
1399 SAVETMPS; 1527 SAVETMPS;
1400 PUSHMARK (SP); 1528 PUSHMARK (SP);
1401 PUTBACK; 1529 PUTBACK;
1530 if (ix)
1531 eval_sv (coderef, 0);
1532 else
1402 call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); 1533 call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD);
1403 SPAGAIN; 1534 SPAGAIN;
1404 FREETMPS; 1535 FREETMPS;
1405 LEAVE; 1536 LEAVE;
1406 PUTBACK; 1537 PUTBACK;
1407 } 1538 }
… …
1425 CODE: 1556 CODE:
1426 RETVAL = boolSV (coro->flags & ix); 1557 RETVAL = boolSV (coro->flags & ix);
1427 OUTPUT: 1558 OUTPUT:
1428 RETVAL 1559 RETVAL
1429 1560
1561void
1562trace (Coro::State coro, int flags = CC_TRACE | CC_TRACE_SUB)
1563 CODE:
1564 if (flags & CC_TRACE)
1565 {
1566 if (!coro->cctx)
1567 coro->cctx = cctx_new ();
1568 else if (!(coro->cctx->flags & CC_TRACE))
1569 croak ("cannot enable tracing on coroutine with custom stack");
1570
1571 coro->cctx->flags |= flags & (CC_TRACE | CC_TRACE_ALL);
1572 }
1573 else
1574 if (coro->cctx && coro->cctx->flags & CC_TRACE)
1575 {
1576 coro->cctx->flags &= ~(CC_TRACE | CC_TRACE_ALL);
1577 coro->cctx->flags |= CC_NOREUSE;
1578
1579 if (coro->flags & CF_RUNNING)
1580 PL_runops = RUNOPS_DEFAULT;
1581 else
1582 coro->runops = RUNOPS_DEFAULT;
1583 }
1584
1585SV *
1586has_stack (Coro::State coro)
1587 PROTOTYPE: $
1588 CODE:
1589 RETVAL = boolSV (!!coro->cctx);
1590 OUTPUT:
1591 RETVAL
1592
1593int
1594is_traced (Coro::State coro)
1595 PROTOTYPE: $
1596 CODE:
1597 RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL;
1598 OUTPUT:
1599 RETVAL
1600
1430IV 1601IV
1431rss (Coro::State coro) 1602rss (Coro::State coro)
1432 PROTOTYPE: $ 1603 PROTOTYPE: $
1433 CODE: 1604 CODE:
1434 RETVAL = coro_rss (coro); 1605 RETVAL = coro_rss (coro);
… …
1440 1611
1441BOOT: 1612BOOT:
1442{ 1613{
1443 int i; 1614 int i;
1444 1615
1616 sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);
1617 sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);
1618 av_async_pool = get_av ("Coro::async_pool", TRUE);
1619
1620 coro_current = get_sv ("Coro::current", FALSE);
1621 SvREADONLY_on (coro_current);
1622
1445 coro_stash = gv_stashpv ("Coro", TRUE); 1623 coro_stash = gv_stashpv ("Coro", TRUE);
1446 1624
1447 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); 1625 newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1448 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); 1626 newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1449 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); 1627 newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1450 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); 1628 newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1451 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); 1629 newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1452 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); 1630 newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1453
1454 coro_current = get_sv ("Coro::current", FALSE);
1455 SvREADONLY_on (coro_current);
1456 1631
1457 for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) 1632 for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1458 coro_ready[i] = newAV (); 1633 coro_ready[i] = newAV ();
1459 1634
1460 { 1635 {
… …
1518 CODE: 1693 CODE:
1519 RETVAL = coro_nready; 1694 RETVAL = coro_nready;
1520 OUTPUT: 1695 OUTPUT:
1521 RETVAL 1696 RETVAL
1522 1697
1698# for async_pool speedup
1699void
1700_pool_1 (SV *cb)
1701 CODE:
1702{
1703 int i, len;
1704 HV *hv = (HV *)SvRV (coro_current);
1705 AV *defav = GvAV (PL_defgv);
1706 SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1707 AV *invoke_av;
1708
1709 if (!invoke)
1710 croak ("\3terminate\2\n");
1711
1712 hv_store (hv, "desc", sizeof ("desc") - 1,
1713 newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1714
1715 invoke_av = (AV *)SvRV (invoke);
1716 len = av_len (invoke_av);
1717
1718 sv_setsv (cb, AvARRAY (invoke_av)[0]);
1719
1720 if (len > 0)
1721 {
1722 av_fill (defav, len - 1);
1723 for (i = 0; i < len; ++i)
1724 av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1]));
1725 }
1726
1727 SvREFCNT_dec (invoke);
1728}
1729
1730void
1731_pool_2 (SV *cb)
1732 CODE:
1733{
1734 struct coro *coro = SvSTATE (coro_current);
1735
1736 sv_setsv (cb, &PL_sv_undef);
1737
1738 if (coro_rss (coro) > SvIV (sv_pool_rss)
1739 || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1740 croak ("\3terminate\2\n");
1741
1742 av_clear (GvAV (PL_defgv));
1743 hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1744 newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1745 coro->save = CORO_SAVE_DEF;
1746 coro->prio = 0;
1747 av_push (av_async_pool, newSVsv (coro_current));
1748}
1749
1750
1523MODULE = Coro::State PACKAGE = Coro::AIO 1751MODULE = Coro::State PACKAGE = Coro::AIO
1524 1752
1525SV * 1753SV *
1526_get_state () 1754_get_state ()
1527 CODE: 1755 CODE:

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