… | |
… | |
12 | #include "perl.h" |
12 | #include "perl.h" |
13 | #include "XSUB.h" |
13 | #include "XSUB.h" |
14 | #include "perliol.h" |
14 | #include "perliol.h" |
15 | |
15 | |
16 | #include "schmorp.h" |
16 | #include "schmorp.h" |
|
|
17 | |
|
|
18 | #define ECB_NO_THREADS 1 |
17 | #include "ecb.h" |
19 | #include "ecb.h" |
18 | |
20 | |
19 | #include <stddef.h> |
21 | #include <stddef.h> |
20 | #include <stdio.h> |
22 | #include <stdio.h> |
21 | #include <errno.h> |
23 | #include <errno.h> |
22 | #include <assert.h> |
24 | #include <assert.h> |
23 | |
25 | |
24 | #ifndef SVs_PADSTALE |
26 | #ifndef SVs_PADSTALE |
25 | # define SVs_PADSTALE 0 |
27 | # define SVs_PADSTALE 0 |
|
|
28 | #endif |
|
|
29 | |
|
|
30 | #ifdef PadARRAY |
|
|
31 | # define NEWPADAPI |
|
|
32 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
|
|
33 | #else |
|
|
34 | typedef AV PADNAMELIST; |
|
|
35 | # if !PERL_VERSION_ATLEAST(5,8,0) |
|
|
36 | typedef AV PADLIST; |
|
|
37 | typedef AV PAD; |
|
|
38 | # endif |
|
|
39 | # define PadlistARRAY(pl) ((PAD **)AvARRAY (pl)) |
|
|
40 | # define PadlistMAX(pl) AvFILLp (pl) |
|
|
41 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
|
|
42 | # define PadARRAY AvARRAY |
|
|
43 | # define PadMAX AvFILLp |
|
|
44 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
26 | #endif |
45 | #endif |
27 | |
46 | |
28 | #if defined(_WIN32) |
47 | #if defined(_WIN32) |
29 | # undef HAS_GETTIMEOFDAY |
48 | # undef HAS_GETTIMEOFDAY |
30 | # undef setjmp |
49 | # undef setjmp |
… | |
… | |
101 | # if CORO_PTHREAD |
120 | # if CORO_PTHREAD |
102 | static void *coro_thx; |
121 | static void *coro_thx; |
103 | # endif |
122 | # endif |
104 | #endif |
123 | #endif |
105 | |
124 | |
106 | /* used in state.h */ |
|
|
107 | #define VAR(name,type) VARx(name, PL_ ## name, type) |
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108 | |
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|
109 | #ifdef __linux |
125 | #ifdef __linux |
110 | # include <time.h> /* for timespec */ |
126 | # include <time.h> /* for timespec */ |
111 | # include <syscall.h> /* for SYS_* */ |
127 | # include <syscall.h> /* for SYS_* */ |
112 | # ifdef SYS_clock_gettime |
128 | # ifdef SYS_clock_gettime |
113 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
129 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
… | |
… | |
213 | }; |
229 | }; |
214 | |
230 | |
215 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
231 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
216 | typedef struct |
232 | typedef struct |
217 | { |
233 | { |
218 | #define VARx(name,expr,type) type name; |
234 | #define VARx(name,expr,type) type name; |
219 | # include "state.h" |
235 | #include "state.h" |
220 | #undef VARx |
|
|
221 | } perl_slots; |
236 | } perl_slots; |
222 | |
237 | |
223 | /* how many context stack entries do we need for perl_slots */ |
238 | /* how many context stack entries do we need for perl_slots */ |
224 | #define SLOT_COUNT ((sizeof (perl_slots) + sizeof (PERL_CONTEXT) - 1) / sizeof (PERL_CONTEXT)) |
239 | #define SLOT_COUNT ((sizeof (perl_slots) + sizeof (PERL_CONTEXT) - 1) / sizeof (PERL_CONTEXT)) |
225 | |
240 | |
… | |
… | |
375 | time_init (pTHX) |
390 | time_init (pTHX) |
376 | { |
391 | { |
377 | SV **svp; |
392 | SV **svp; |
378 | |
393 | |
379 | require_pv ("Time/HiRes.pm"); |
394 | require_pv ("Time/HiRes.pm"); |
380 | |
395 | |
381 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
396 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
382 | |
397 | |
383 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
398 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
384 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
399 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
385 | |
400 | |
… | |
… | |
526 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
541 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
527 | |
542 | |
528 | /*****************************************************************************/ |
543 | /*****************************************************************************/ |
529 | /* padlist management and caching */ |
544 | /* padlist management and caching */ |
530 | |
545 | |
531 | ecb_inline AV * |
546 | ecb_inline PADLIST * |
532 | coro_derive_padlist (pTHX_ CV *cv) |
547 | coro_derive_padlist (pTHX_ CV *cv) |
533 | { |
548 | { |
534 | AV *padlist = CvPADLIST (cv); |
549 | PADLIST *padlist = CvPADLIST (cv); |
535 | AV *newpadlist, *newpad; |
550 | PADLIST *newpadlist; |
|
|
551 | PAD *newpad; |
|
|
552 | PADOFFSET const off = PadlistMAX (padlist) + 1; |
536 | |
553 | |
537 | newpadlist = newAV (); |
554 | newPADLIST(newpadlist); |
|
|
555 | #if !PERL_VERSION_ATLEAST(5,15,3) |
|
|
556 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
538 | AvREAL_off (newpadlist); |
557 | AvREAL_off (newpadlist); |
|
|
558 | #endif |
539 | #if PERL_VERSION_ATLEAST (5,10,0) |
559 | #if PERL_VERSION_ATLEAST (5,10,0) |
540 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
560 | Perl_pad_push (aTHX_ padlist, off); |
541 | #else |
561 | #else |
542 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
562 | Perl_pad_push (aTHX_ padlist, off, 1); |
543 | #endif |
563 | #endif |
544 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
564 | newpad = PadlistARRAY (padlist)[off]; |
545 | --AvFILLp (padlist); |
565 | PadlistMAX (padlist) = off - 1; |
546 | |
566 | |
547 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
567 | /* Already extended to 2 elements by newPADLIST. */ |
548 | av_store (newpadlist, 1, (SV *)newpad); |
568 | PadlistMAX (newpadlist) = 1; |
|
|
569 | PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist)); |
|
|
570 | PadlistARRAY (newpadlist)[1] = newpad; |
549 | |
571 | |
550 | return newpadlist; |
572 | return newpadlist; |
551 | } |
573 | } |
552 | |
574 | |
553 | ecb_inline void |
575 | ecb_inline void |
554 | free_padlist (pTHX_ AV *padlist) |
576 | free_padlist (pTHX_ PADLIST *padlist) |
555 | { |
577 | { |
556 | /* may be during global destruction */ |
578 | /* may be during global destruction */ |
557 | if (!IN_DESTRUCT) |
579 | if (!IN_DESTRUCT) |
558 | { |
580 | { |
559 | I32 i = AvFILLp (padlist); |
581 | I32 i = PadlistMAX (padlist); |
560 | |
582 | |
561 | while (i > 0) /* special-case index 0 */ |
583 | while (i > 0) /* special-case index 0 */ |
562 | { |
584 | { |
563 | /* we try to be extra-careful here */ |
585 | /* we try to be extra-careful here */ |
564 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
586 | PAD *pad = PadlistARRAY (padlist)[i--]; |
565 | I32 j = AvFILLp (av); |
587 | I32 j = PadMAX (pad); |
566 | |
588 | |
567 | while (j >= 0) |
589 | while (j >= 0) |
568 | SvREFCNT_dec (AvARRAY (av)[j--]); |
590 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
569 | |
591 | |
570 | AvFILLp (av) = -1; |
592 | PadMAX (pad) = -1; |
571 | SvREFCNT_dec (av); |
593 | SvREFCNT_dec (pad); |
572 | } |
594 | } |
573 | |
595 | |
574 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
596 | SvREFCNT_dec (PadlistNAMES (padlist)); |
575 | |
597 | |
|
|
598 | #ifdef NEWPADAPI |
|
|
599 | Safefree (PadlistARRAY (padlist)); |
|
|
600 | Safefree (padlist); |
|
|
601 | #else |
576 | AvFILLp (padlist) = -1; |
602 | AvFILLp (padlist) = -1; |
|
|
603 | AvREAL_off (padlist); |
577 | SvREFCNT_dec ((SV*)padlist); |
604 | SvREFCNT_dec ((SV*)padlist); |
|
|
605 | #endif |
578 | } |
606 | } |
579 | } |
607 | } |
580 | |
608 | |
581 | static int |
609 | static int |
582 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
610 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
583 | { |
611 | { |
584 | AV *padlist; |
612 | PADLIST *padlist; |
585 | AV *av = (AV *)mg->mg_obj; |
613 | PADLIST **padlists = (PADLIST **)(mg->mg_ptr + sizeof(size_t)); |
|
|
614 | size_t len = *(size_t *)mg->mg_ptr; |
586 | |
615 | |
587 | /* perl manages to free our internal AV and _then_ call us */ |
616 | /* perl manages to free our internal AV and _then_ call us */ |
588 | if (IN_DESTRUCT) |
617 | if (IN_DESTRUCT) |
589 | return 0; |
618 | return 0; |
590 | |
619 | |
591 | /* casting is fun. */ |
620 | while (len--) |
592 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
|
|
593 | free_padlist (aTHX_ padlist); |
621 | free_padlist (aTHX_ padlists[len]); |
594 | |
|
|
595 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
596 | |
622 | |
597 | return 0; |
623 | return 0; |
598 | } |
624 | } |
599 | |
625 | |
600 | static MGVTBL coro_cv_vtbl = { |
626 | static MGVTBL coro_cv_vtbl = { |
… | |
… | |
605 | /* the next two functions merely cache the padlists */ |
631 | /* the next two functions merely cache the padlists */ |
606 | ecb_inline void |
632 | ecb_inline void |
607 | get_padlist (pTHX_ CV *cv) |
633 | get_padlist (pTHX_ CV *cv) |
608 | { |
634 | { |
609 | MAGIC *mg = CORO_MAGIC_cv (cv); |
635 | MAGIC *mg = CORO_MAGIC_cv (cv); |
610 | AV *av; |
636 | size_t *lenp; |
611 | |
637 | |
612 | if (ecb_expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
638 | if (ecb_expect_true (mg && *(lenp = (size_t *)mg->mg_ptr))) |
613 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
639 | CvPADLIST (cv) = ((PADLIST **)(mg->mg_ptr + sizeof(size_t)))[--*lenp]; |
614 | else |
640 | else |
615 | { |
641 | { |
616 | #if CORO_PREFER_PERL_FUNCTIONS |
642 | #if CORO_PREFER_PERL_FUNCTIONS |
617 | /* this is probably cleaner? but also slower! */ |
643 | /* this is probably cleaner? but also slower! */ |
618 | /* in practise, it seems to be less stable */ |
644 | /* in practise, it seems to be less stable */ |
… | |
… | |
628 | |
654 | |
629 | ecb_inline void |
655 | ecb_inline void |
630 | put_padlist (pTHX_ CV *cv) |
656 | put_padlist (pTHX_ CV *cv) |
631 | { |
657 | { |
632 | MAGIC *mg = CORO_MAGIC_cv (cv); |
658 | MAGIC *mg = CORO_MAGIC_cv (cv); |
633 | AV *av; |
|
|
634 | |
659 | |
635 | if (ecb_expect_false (!mg)) |
660 | if (ecb_expect_false (!mg)) |
|
|
661 | { |
636 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
662 | mg = sv_magicext ((SV *)cv, 0, CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
|
|
663 | Newz (0, mg->mg_ptr ,sizeof (size_t) + sizeof (PADLIST *), char); |
|
|
664 | mg->mg_len = 1; /* so mg_free frees mg_ptr */ |
|
|
665 | } |
|
|
666 | else |
|
|
667 | Renew (mg->mg_ptr, |
|
|
668 | sizeof(size_t) + (*(size_t *)mg->mg_ptr + 1) * sizeof(PADLIST *), |
|
|
669 | char); |
637 | |
670 | |
638 | av = (AV *)mg->mg_obj; |
671 | ((PADLIST **)(mg->mg_ptr + sizeof (size_t))) [(*(size_t *)mg->mg_ptr)++] = CvPADLIST (cv); |
639 | |
|
|
640 | if (ecb_expect_false (AvFILLp (av) >= AvMAX (av))) |
|
|
641 | av_extend (av, AvFILLp (av) + 1); |
|
|
642 | |
|
|
643 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
|
|
644 | } |
672 | } |
645 | |
673 | |
646 | /** load & save, init *******************************************************/ |
674 | /** load & save, init *******************************************************/ |
647 | |
675 | |
648 | ecb_inline void |
676 | ecb_inline void |
… | |
… | |
710 | |
738 | |
711 | #if CORO_JIT |
739 | #if CORO_JIT |
712 | load_perl_slots (slot); |
740 | load_perl_slots (slot); |
713 | #else |
741 | #else |
714 | #define VARx(name,expr,type) expr = slot->name; |
742 | #define VARx(name,expr,type) expr = slot->name; |
715 | # include "state.h" |
743 | #include "state.h" |
716 | #undef VARx |
|
|
717 | #endif |
744 | #endif |
718 | |
745 | |
719 | { |
746 | { |
720 | dSP; |
747 | dSP; |
721 | |
748 | |
… | |
… | |
724 | /* now do the ugly restore mess */ |
751 | /* now do the ugly restore mess */ |
725 | while (ecb_expect_true (cv = (CV *)POPs)) |
752 | while (ecb_expect_true (cv = (CV *)POPs)) |
726 | { |
753 | { |
727 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
754 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
728 | CvDEPTH (cv) = PTR2IV (POPs); |
755 | CvDEPTH (cv) = PTR2IV (POPs); |
729 | CvPADLIST (cv) = (AV *)POPs; |
756 | CvPADLIST (cv) = (PADLIST *)POPs; |
730 | } |
757 | } |
731 | |
758 | |
732 | PUTBACK; |
759 | PUTBACK; |
733 | } |
760 | } |
734 | |
761 | |
… | |
… | |
843 | |
870 | |
844 | #if CORO_JIT |
871 | #if CORO_JIT |
845 | save_perl_slots (slot); |
872 | save_perl_slots (slot); |
846 | #else |
873 | #else |
847 | #define VARx(name,expr,type) slot->name = expr; |
874 | #define VARx(name,expr,type) slot->name = expr; |
848 | # include "state.h" |
875 | #include "state.h" |
849 | #undef VARx |
|
|
850 | #endif |
876 | #endif |
851 | } |
877 | } |
852 | } |
878 | } |
853 | |
879 | |
854 | /* |
880 | /* |
… | |
… | |
998 | { |
1024 | { |
999 | SV **svp = 0; |
1025 | SV **svp = 0; |
1000 | |
1026 | |
1001 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
1027 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
1002 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1028 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1003 | |
1029 | |
1004 | if (svp) |
1030 | if (svp) |
1005 | { |
1031 | { |
1006 | SV *ssv; |
1032 | SV *ssv; |
1007 | |
1033 | |
1008 | if (!*svp) |
1034 | if (!*svp) |
… | |
… | |
1114 | PL_hints = 0; |
1140 | PL_hints = 0; |
1115 | |
1141 | |
1116 | /* recreate the die/warn hooks */ |
1142 | /* recreate the die/warn hooks */ |
1117 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1143 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1118 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1144 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1119 | |
1145 | |
1120 | GvSV (PL_defgv) = newSV (0); |
1146 | GvSV (PL_defgv) = newSV (0); |
1121 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1147 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1122 | GvSV (PL_errgv) = newSV (0); |
1148 | GvSV (PL_errgv) = newSV (0); |
1123 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1149 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1124 | GvHV (PL_hintgv) = 0; |
1150 | GvHV (PL_hintgv) = 0; |
… | |
… | |
1417 | transfer_tail (pTHX) |
1443 | transfer_tail (pTHX) |
1418 | { |
1444 | { |
1419 | free_coro_mortal (aTHX); |
1445 | free_coro_mortal (aTHX); |
1420 | } |
1446 | } |
1421 | |
1447 | |
|
|
1448 | /* try to exit the same way perl's main function would do */ |
|
|
1449 | /* we do not bother resetting the environment or other things *7 |
|
|
1450 | /* that are not, uhm, essential */ |
|
|
1451 | /* this obviously also doesn't work when perl is embedded */ |
|
|
1452 | static void ecb_noinline ecb_cold |
|
|
1453 | perlish_exit (pTHX) |
|
|
1454 | { |
|
|
1455 | int exitstatus = perl_destruct (PL_curinterp); |
|
|
1456 | perl_free (PL_curinterp); |
|
|
1457 | exit (exitstatus); |
|
|
1458 | } |
|
|
1459 | |
1422 | /* |
1460 | /* |
1423 | * this is a _very_ stripped down perl interpreter ;) |
1461 | * this is a _very_ stripped down perl interpreter ;) |
1424 | */ |
1462 | */ |
1425 | static void |
1463 | static void |
1426 | cctx_run (void *arg) |
1464 | cctx_run (void *arg) |
… | |
… | |
1453 | */ |
1491 | */ |
1454 | |
1492 | |
1455 | /* |
1493 | /* |
1456 | * If perl-run returns we assume exit() was being called or the coro |
1494 | * If perl-run returns we assume exit() was being called or the coro |
1457 | * fell off the end, which seems to be the only valid (non-bug) |
1495 | * fell off the end, which seems to be the only valid (non-bug) |
1458 | * reason for perl_run to return. We try to exit by jumping to the |
1496 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1459 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1497 | * doing in that case. YMMV. |
1460 | * coroutine as Coro has no such concept. |
|
|
1461 | * This actually isn't valid with the pthread backend, but OSes requiring |
|
|
1462 | * that backend are too broken to do it in a standards-compliant way. |
|
|
1463 | */ |
1498 | */ |
1464 | PL_top_env = main_top_env; |
1499 | perlish_exit (aTHX); |
1465 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
|
|
1466 | } |
1500 | } |
1467 | } |
1501 | } |
1468 | |
1502 | |
1469 | static coro_cctx * |
1503 | static coro_cctx * |
1470 | cctx_new (void) |
1504 | cctx_new (void) |
… | |
… | |
1499 | { |
1533 | { |
1500 | coro_cctx *cctx = cctx_new (); |
1534 | coro_cctx *cctx = cctx_new (); |
1501 | void *stack_start; |
1535 | void *stack_start; |
1502 | size_t stack_size; |
1536 | size_t stack_size; |
1503 | |
1537 | |
|
|
1538 | #if CORO_FIBER |
|
|
1539 | |
|
|
1540 | cctx->ssize = cctx_stacksize * sizeof (long); |
|
|
1541 | cctx->sptr = 0; |
|
|
1542 | |
|
|
1543 | #else |
|
|
1544 | |
1504 | #if HAVE_MMAP |
1545 | #if HAVE_MMAP |
1505 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
1546 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
1506 | /* mmap supposedly does allocate-on-write for us */ |
1547 | /* mmap supposedly does allocate-on-write for us */ |
1507 | cctx->sptr = mmap (0, cctx->ssize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS, 0, 0); |
1548 | cctx->sptr = mmap (0, cctx->ssize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS, -1, 0); |
1508 | |
1549 | |
1509 | if (cctx->sptr != (void *)-1) |
1550 | if (cctx->sptr != (void *)-1) |
1510 | { |
1551 | { |
1511 | #if CORO_STACKGUARD |
1552 | #if CORO_STACKGUARD |
1512 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
1553 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
1513 | #endif |
1554 | #endif |
1514 | stack_start = (char *)cctx->sptr + CORO_STACKGUARD * PAGESIZE; |
1555 | stack_start = (char *)cctx->sptr + CORO_STACKGUARD * PAGESIZE; |
1515 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
1556 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
1516 | cctx->flags |= CC_MAPPED; |
1557 | cctx->flags |= CC_MAPPED; |
1517 | } |
1558 | } |
1518 | else |
1559 | else |
1519 | #endif |
1560 | #endif |
1520 | { |
1561 | { |
1521 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
1562 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
1522 | New (0, cctx->sptr, cctx_stacksize, long); |
1563 | New (0, cctx->sptr, cctx_stacksize, long); |
1523 | |
1564 | |
1524 | if (!cctx->sptr) |
1565 | if (!cctx->sptr) |
1525 | { |
1566 | { |
1526 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1567 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1527 | _exit (EXIT_FAILURE); |
1568 | _exit (EXIT_FAILURE); |
1528 | } |
1569 | } |
1529 | |
1570 | |
1530 | stack_start = cctx->sptr; |
1571 | stack_start = cctx->sptr; |
1531 | stack_size = cctx->ssize; |
1572 | stack_size = cctx->ssize; |
1532 | } |
1573 | } |
|
|
1574 | #endif |
1533 | |
1575 | |
1534 | #if CORO_USE_VALGRIND |
1576 | #if CORO_USE_VALGRIND |
1535 | cctx->valgrind_id = VALGRIND_STACK_REGISTER ((char *)stack_start, (char *)stack_start + stack_size); |
1577 | cctx->valgrind_id = VALGRIND_STACK_REGISTER ((char *)stack_start, (char *)stack_start + stack_size); |
1536 | #endif |
1578 | #endif |
1537 | |
1579 | |
… | |
… | |
1727 | return; |
1769 | return; |
1728 | |
1770 | |
1729 | slf_destroy (aTHX_ coro); |
1771 | slf_destroy (aTHX_ coro); |
1730 | |
1772 | |
1731 | coro->flags |= CF_ZOMBIE; |
1773 | coro->flags |= CF_ZOMBIE; |
1732 | |
1774 | |
1733 | if (coro->flags & CF_READY) |
1775 | if (coro->flags & CF_READY) |
1734 | { |
1776 | { |
1735 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1777 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1736 | /* alternative: look through all ready queues and remove the coro */ |
1778 | /* alternative: look through all ready queues and remove the coro */ |
1737 | --coro_nready; |
1779 | --coro_nready; |
… | |
… | |
2170 | |
2212 | |
2171 | static void |
2213 | static void |
2172 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2214 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2173 | { |
2215 | { |
2174 | AV *av; |
2216 | AV *av; |
2175 | |
2217 | |
2176 | if (coro->status) |
2218 | if (coro->status) |
2177 | { |
2219 | { |
2178 | av = coro->status; |
2220 | av = coro->status; |
2179 | av_clear (av); |
2221 | av_clear (av); |
2180 | } |
2222 | } |
… | |
… | |
2227 | |
2269 | |
2228 | coro = SvSTATE (arg [0]); |
2270 | coro = SvSTATE (arg [0]); |
2229 | coro_hv = coro->hv; |
2271 | coro_hv = coro->hv; |
2230 | |
2272 | |
2231 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2273 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2232 | |
2274 | |
2233 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2275 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2234 | { |
2276 | { |
2235 | /* coro currently busy cancelling something, so just notify it */ |
2277 | /* coro currently busy cancelling something, so just notify it */ |
2236 | coro->slf_frame.data = (void *)coro; |
2278 | coro->slf_frame.data = (void *)coro; |
2237 | |
2279 | |
… | |
… | |
2416 | |
2458 | |
2417 | static int |
2459 | static int |
2418 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2460 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2419 | { |
2461 | { |
2420 | SV *data = (SV *)frame->data; |
2462 | SV *data = (SV *)frame->data; |
2421 | |
2463 | |
2422 | if (CORO_THROW) |
2464 | if (CORO_THROW) |
2423 | return 0; |
2465 | return 0; |
2424 | |
2466 | |
2425 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2467 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2426 | return 1; |
2468 | return 1; |
… | |
… | |
2462 | cb = sv_2mortal (coro->rouse_cb); |
2504 | cb = sv_2mortal (coro->rouse_cb); |
2463 | coro->rouse_cb = 0; |
2505 | coro->rouse_cb = 0; |
2464 | } |
2506 | } |
2465 | |
2507 | |
2466 | if (!SvROK (cb) |
2508 | if (!SvROK (cb) |
2467 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2509 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2468 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2510 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2469 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2511 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2470 | |
2512 | |
2471 | { |
2513 | { |
2472 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2514 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
… | |
… | |
3393 | int count; |
3435 | int count; |
3394 | |
3436 | |
3395 | eval_pv ("require 'Coro/jit-" CORO_JIT_TYPE ".pl'", 1); |
3437 | eval_pv ("require 'Coro/jit-" CORO_JIT_TYPE ".pl'", 1); |
3396 | |
3438 | |
3397 | PUSHMARK (SP); |
3439 | PUSHMARK (SP); |
3398 | #define VARx(name,expr,type) pushav_4uv (aTHX_ (UV)&(expr), sizeof (expr), offsetof (perl_slots, name), sizeof (type)); |
3440 | #define VARx(name,expr,type) pushav_4uv (aTHX_ (UV)&(expr), sizeof (expr), offsetof (perl_slots, name), sizeof (type)); |
3399 | # include "state.h" |
3441 | #include "state.h" |
3400 | #undef VARx |
|
|
3401 | count = call_pv ("Coro::State::_jit", G_ARRAY); |
3442 | count = call_pv ("Coro::State::_jit", G_ARRAY); |
3402 | SPAGAIN; |
3443 | SPAGAIN; |
3403 | |
3444 | |
3404 | save = POPs; save_ptr = SvPVbyte (save, save_len); |
3445 | save = POPs; save_ptr = SvPVbyte (save, save_len); |
3405 | load = POPs; load_ptr = SvPVbyte (load, load_len); |
3446 | load = POPs; load_ptr = SvPVbyte (load, load_len); |
… | |
… | |
3588 | void |
3629 | void |
3589 | list () |
3630 | list () |
3590 | PROTOTYPE: |
3631 | PROTOTYPE: |
3591 | PPCODE: |
3632 | PPCODE: |
3592 | { |
3633 | { |
3593 | struct coro *coro; |
3634 | struct coro *coro; |
3594 | for (coro = coro_first; coro; coro = coro->next) |
3635 | for (coro = coro_first; coro; coro = coro->next) |
3595 | if (coro->hv) |
3636 | if (coro->hv) |
3596 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3637 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3597 | } |
3638 | } |
3598 | |
3639 | |
… | |
… | |
3662 | RETVAL = boolSV (coro->flags & ix); |
3703 | RETVAL = boolSV (coro->flags & ix); |
3663 | OUTPUT: |
3704 | OUTPUT: |
3664 | RETVAL |
3705 | RETVAL |
3665 | |
3706 | |
3666 | void |
3707 | void |
3667 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3708 | throw (SV *self, SV *exception = &PL_sv_undef) |
3668 | PROTOTYPE: $;$ |
3709 | PROTOTYPE: $;$ |
3669 | CODE: |
3710 | CODE: |
3670 | { |
3711 | { |
|
|
3712 | struct coro *coro = SvSTATE (self); |
3671 | struct coro *current = SvSTATE_current; |
3713 | struct coro *current = SvSTATE_current; |
3672 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3714 | SV **exceptionp = coro == current ? &CORO_THROW : &coro->except; |
3673 | SvREFCNT_dec (*exceptionp); |
3715 | SvREFCNT_dec (*exceptionp); |
3674 | SvGETMAGIC (exception); |
3716 | SvGETMAGIC (exception); |
3675 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3717 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
|
|
3718 | |
|
|
3719 | api_ready (aTHX_ self); |
3676 | } |
3720 | } |
3677 | |
3721 | |
3678 | void |
3722 | void |
3679 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3723 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3680 | PROTOTYPE: $;$ |
3724 | PROTOTYPE: $;$ |
… | |
… | |
3757 | |
3801 | |
3758 | void |
3802 | void |
3759 | times (Coro::State self) |
3803 | times (Coro::State self) |
3760 | PPCODE: |
3804 | PPCODE: |
3761 | { |
3805 | { |
3762 | struct coro *current = SvSTATE (coro_current); |
3806 | struct coro *current = SvSTATE (coro_current); |
3763 | |
3807 | |
3764 | if (ecb_expect_false (current == self)) |
3808 | if (ecb_expect_false (current == self)) |
3765 | { |
3809 | { |
3766 | coro_times_update (); |
3810 | coro_times_update (); |
3767 | coro_times_add (SvSTATE (coro_current)); |
3811 | coro_times_add (SvSTATE (coro_current)); |
… | |
… | |
3810 | |
3854 | |
3811 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3855 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3812 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3856 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3813 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3857 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3814 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3858 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3815 | |
3859 | |
3816 | coro_stash = gv_stashpv ("Coro", TRUE); |
3860 | coro_stash = gv_stashpv ("Coro", TRUE); |
3817 | |
3861 | |
3818 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3862 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3819 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3863 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3820 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3864 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
4042 | on_leave = 1 |
4086 | on_leave = 1 |
4043 | PROTOTYPE: & |
4087 | PROTOTYPE: & |
4044 | CODE: |
4088 | CODE: |
4045 | { |
4089 | { |
4046 | struct coro *coro = SvSTATE_current; |
4090 | struct coro *coro = SvSTATE_current; |
4047 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4091 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4048 | |
4092 | |
4049 | block = s_get_cv_croak (block); |
4093 | block = s_get_cv_croak (block); |
4050 | |
4094 | |
4051 | if (!*avp) |
4095 | if (!*avp) |
4052 | *avp = newAV (); |
4096 | *avp = newAV (); |
… | |
… | |
4072 | |
4116 | |
4073 | SV * |
4117 | SV * |
4074 | new (SV *klass, SV *count = 0) |
4118 | new (SV *klass, SV *count = 0) |
4075 | CODE: |
4119 | CODE: |
4076 | { |
4120 | { |
4077 | int semcnt = 1; |
4121 | int semcnt = 1; |
4078 | |
4122 | |
4079 | if (count) |
4123 | if (count) |
4080 | { |
4124 | { |
4081 | SvGETMAGIC (count); |
4125 | SvGETMAGIC (count); |
4082 | |
4126 | |
… | |
… | |
4142 | XSRETURN_NO; |
4186 | XSRETURN_NO; |
4143 | } |
4187 | } |
4144 | |
4188 | |
4145 | void |
4189 | void |
4146 | waiters (SV *self) |
4190 | waiters (SV *self) |
4147 | PPCODE: |
4191 | PPCODE: |
4148 | { |
4192 | { |
4149 | AV *av = (AV *)SvRV (self); |
4193 | AV *av = (AV *)SvRV (self); |
4150 | int wcount = AvFILLp (av) + 1 - 1; |
4194 | int wcount = AvFILLp (av) + 1 - 1; |
4151 | |
4195 | |
4152 | if (GIMME_V == G_SCALAR) |
4196 | if (GIMME_V == G_SCALAR) |
… | |
… | |
4164 | |
4208 | |
4165 | void |
4209 | void |
4166 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4210 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4167 | PPCODE: |
4211 | PPCODE: |
4168 | { |
4212 | { |
4169 | AV *av = (AV *)SvRV (sem); |
4213 | AV *av = (AV *)SvRV (sem); |
4170 | |
4214 | |
4171 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4215 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4172 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4216 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4173 | && SvIV (AvARRAY (av)[0]) == count) |
4217 | && SvIV (AvARRAY (av)[0]) == count) |
4174 | XSRETURN_YES; |
4218 | XSRETURN_YES; |
… | |
… | |
4195 | |
4239 | |
4196 | void |
4240 | void |
4197 | broadcast (SV *self) |
4241 | broadcast (SV *self) |
4198 | CODE: |
4242 | CODE: |
4199 | { |
4243 | { |
4200 | AV *av = (AV *)SvRV (self); |
4244 | AV *av = (AV *)SvRV (self); |
4201 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4245 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4202 | } |
4246 | } |
4203 | |
4247 | |
4204 | void |
4248 | void |
4205 | send (SV *self) |
4249 | send (SV *self) |
… | |
… | |
4213 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4257 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4214 | } |
4258 | } |
4215 | |
4259 | |
4216 | IV |
4260 | IV |
4217 | awaited (SV *self) |
4261 | awaited (SV *self) |
4218 | CODE: |
4262 | CODE: |
4219 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4263 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4220 | OUTPUT: |
4264 | OUTPUT: |
4221 | RETVAL |
4265 | RETVAL |
4222 | |
4266 | |
4223 | |
4267 | |
… | |
… | |
4228 | |
4272 | |
4229 | void |
4273 | void |
4230 | _schedule (...) |
4274 | _schedule (...) |
4231 | CODE: |
4275 | CODE: |
4232 | { |
4276 | { |
4233 | static int incede; |
4277 | static int incede; |
4234 | |
4278 | |
4235 | api_cede_notself (aTHX); |
4279 | api_cede_notself (aTHX); |
4236 | |
4280 | |
4237 | ++incede; |
4281 | ++incede; |
4238 | while (coro_nready >= incede && api_cede (aTHX)) |
4282 | while (coro_nready >= incede && api_cede (aTHX)) |