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Comparing Coro/Coro/State.xs (file contents):
Revision 1.443 by root, Thu Mar 6 06:40:32 2014 UTC vs.
Revision 1.463 by root, Wed Jun 22 20:37:27 2016 UTC

… …
21 21
22#include <stddef.h> 22#include <stddef.h>
23#include <stdio.h> 23#include <stdio.h>
24#include <errno.h> 24#include <errno.h>
25#include <assert.h> 25#include <assert.h>
26
27#ifndef SvREFCNT_dec_NN
28 #define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv)
29#endif
30
31#ifndef SvREFCNT_inc_NN
32 #define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
33#endif
26 34
27#ifndef SVs_PADSTALE 35#ifndef SVs_PADSTALE
28# define SVs_PADSTALE 0 36# define SVs_PADSTALE 0
29#endif 37#endif
30 38
… …
42# define PadlistNAMES(pl) (*PadlistARRAY (pl)) 50# define PadlistNAMES(pl) (*PadlistARRAY (pl))
43# define PadARRAY AvARRAY 51# define PadARRAY AvARRAY
44# define PadMAX AvFILLp 52# define PadMAX AvFILLp
45# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) 53# define newPADLIST(var) ((var) = newAV (), av_extend (var, 1))
46#endif 54#endif
55#ifndef PadnamelistREFCNT
56# define PadnamelistREFCNT(pnl) SvREFCNT (pnl)
57#endif
58#ifndef PadnamelistREFCNT_dec
59# define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl)
60#endif
47 61
48/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ 62/* 5.19.something has replaced SVt_BIND by SVt_INVLIST */
49/* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ 63/* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */
50#if PERL_VERSION_ATLEAST(5,19,0) 64#if PERL_VERSION_ATLEAST(5,19,0)
51# define SVt_BIND SVt_IV 65# define SVt_BIND SVt_IV
… …
126 140
127static GV *irsgv; /* $/ */ 141static GV *irsgv; /* $/ */
128static GV *stdoutgv; /* *STDOUT */ 142static GV *stdoutgv; /* *STDOUT */
129static SV *rv_diehook; 143static SV *rv_diehook;
130static SV *rv_warnhook; 144static SV *rv_warnhook;
131static HV *hv_sig; /* %SIG */
132 145
133/* async_pool helper stuff */ 146/* async_pool helper stuff */
134static SV *sv_pool_rss; 147static SV *sv_pool_rss;
135static SV *sv_pool_size; 148static SV *sv_pool_size;
136static SV *sv_async_pool_idle; /* description string */ 149static SV *sv_async_pool_idle; /* description string */
… …
242 SV *saved_deffh; 255 SV *saved_deffh;
243 SV *invoke_cb; 256 SV *invoke_cb;
244 AV *invoke_av; 257 AV *invoke_av;
245 258
246 /* on_enter/on_leave */ 259 /* on_enter/on_leave */
247 AV *on_enter; 260 AV *on_enter; AV *on_enter_xs;
248 AV *on_leave; 261 AV *on_leave; AV *on_leave_xs;
249 262
250 /* swap_sv */ 263 /* swap_sv */
251 AV *swap_sv; 264 AV *swap_sv;
252 265
253 /* times */ 266 /* times */
… …
489 502
490 return 0; 503 return 0;
491} 504}
492 505
493ecb_inline struct coro * 506ecb_inline struct coro *
494SvSTATE_ (pTHX_ SV *coro) 507SvSTATE_ (pTHX_ SV *coro_sv)
495{ 508{
496 MAGIC *mg; 509 MAGIC *mg;
497 510
498 if (SvROK (coro)) 511 if (SvROK (coro_sv))
499 coro = SvRV (coro); 512 coro_sv = SvRV (coro_sv);
500 513
501 mg = SvSTATEhv_p (aTHX_ coro); 514 mg = SvSTATEhv_p (aTHX_ coro_sv);
502 if (!mg) 515 if (!mg)
503 croak ("Coro::State object required"); 516 croak ("Coro::State object required");
504 517
505 return (struct coro *)mg->mg_ptr; 518 return (struct coro *)mg->mg_ptr;
506} 519}
… …
517ecb_inline PADLIST * 530ecb_inline PADLIST *
518coro_derive_padlist (pTHX_ CV *cv) 531coro_derive_padlist (pTHX_ CV *cv)
519{ 532{
520 PADLIST *padlist = CvPADLIST (cv); 533 PADLIST *padlist = CvPADLIST (cv);
521 PADLIST *newpadlist; 534 PADLIST *newpadlist;
535 PADNAMELIST *padnames;
522 PAD *newpad; 536 PAD *newpad;
523 PADOFFSET off = PadlistMAX (padlist) + 1; 537 PADOFFSET off = PadlistMAX (padlist) + 1;
524 538
525#if NEWPADAPI 539#if NEWPADAPI
526 540
… …
553 AvREAL_off (newpadlist); 567 AvREAL_off (newpadlist);
554#endif 568#endif
555 569
556 /* Already extended to 2 elements by newPADLIST. */ 570 /* Already extended to 2 elements by newPADLIST. */
557 PadlistMAX (newpadlist) = 1; 571 PadlistMAX (newpadlist) = 1;
558 PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist)); 572
573 padnames = PadlistNAMES (padlist);
574 ++PadnamelistREFCNT (padnames);
575 PadlistNAMES (newpadlist) = padnames;
576
559 PadlistARRAY (newpadlist)[1] = newpad; 577 PadlistARRAY (newpadlist)[1] = newpad;
560 578
561 return newpadlist; 579 return newpadlist;
562} 580}
563 581
… …
584 PadMAX (pad) = -1; 602 PadMAX (pad) = -1;
585 SvREFCNT_dec (pad); 603 SvREFCNT_dec (pad);
586 } 604 }
587 } 605 }
588 606
589 SvREFCNT_dec (PadlistNAMES (padlist)); 607 PadnamelistREFCNT_dec (PadlistNAMES (padlist));
590 608
591#if NEWPADAPI 609#if NEWPADAPI
592 Safefree (PadlistARRAY (padlist)); 610 Safefree (PadlistARRAY (padlist));
593 Safefree (padlist); 611 Safefree (padlist);
594#else 612#else
… …
690 tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; 708 tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u;
691 709
692 /* if SvANY points to the head, we need to adjust the pointers, 710 /* if SvANY points to the head, we need to adjust the pointers,
693 * as the pointer for a still points to b, and maybe vice versa. 711 * as the pointer for a still points to b, and maybe vice versa.
694 */ 712 */
695 #define svany_in_head(type) \ 713 U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV);
696 (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) 714 #if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0)
715 svany_in_head_set |= 1 << SVt_NV;
716 #endif
717
718 #define svany_in_head(type) (svany_in_head_set & (1 << (type)))
697 719
698 if (svany_in_head (SvTYPE (a))) 720 if (svany_in_head (SvTYPE (a)))
699 SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); 721 SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a);
700 722
701 if (svany_in_head (SvTYPE (b))) 723 if (svany_in_head (SvTYPE (b)))
… …
704#endif 726#endif
705} 727}
706 728
707/* swap sv heads, at least logically */ 729/* swap sv heads, at least logically */
708static void 730static void
709swap_svs (pTHX_ Coro__State c) 731swap_svs_enter (pTHX_ Coro__State c)
710{ 732{
711 int i; 733 int i;
712 734
713 for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) 735 for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)
714 swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); 736 swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
715} 737}
716 738
739static void
740swap_svs_leave (pTHX_ Coro__State c)
741{
742 int i;
743
744 for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2)
745 swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
746}
747
717#define SWAP_SVS(coro) \ 748#define SWAP_SVS_ENTER(coro) \
718 if (ecb_expect_false ((coro)->swap_sv)) \ 749 if (ecb_expect_false ((coro)->swap_sv)) \
719 swap_svs (aTHX_ (coro)) 750 swap_svs_enter (aTHX_ (coro))
751
752#define SWAP_SVS_LEAVE(coro) \
753 if (ecb_expect_false ((coro)->swap_sv)) \
754 swap_svs_leave (aTHX_ (coro))
720 755
721static void 756static void
722on_enterleave_call (pTHX_ SV *cb); 757on_enterleave_call (pTHX_ SV *cb);
723 758
724static void 759static void
… …
769 804
770 for (i = 0; i <= AvFILLp (c->on_enter); ++i) 805 for (i = 0; i <= AvFILLp (c->on_enter); ++i)
771 on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); 806 on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]);
772 } 807 }
773 808
809 if (ecb_expect_false (c->on_enter_xs))
810 {
811 int i;
812
813 for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2)
814 ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]);
815 }
816
774 SWAP_SVS (c); 817 SWAP_SVS_ENTER (c);
775} 818}
776 819
777static void 820static void
778save_perl (pTHX_ Coro__State c) 821save_perl (pTHX_ Coro__State c)
779{ 822{
780 SWAP_SVS (c); 823 SWAP_SVS_LEAVE (c);
824
825 if (ecb_expect_false (c->on_leave_xs))
826 {
827 int i;
828
829 for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2)
830 ((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]);
831 }
781 832
782 if (ecb_expect_false (c->on_leave)) 833 if (ecb_expect_false (c->on_leave))
783 { 834 {
784 int i; 835 int i;
785 836
… …
912#endif 963#endif
913 964
914 New(54,PL_savestack,24,ANY); 965 New(54,PL_savestack,24,ANY);
915 PL_savestack_ix = 0; 966 PL_savestack_ix = 0;
916 PL_savestack_max = 24; 967 PL_savestack_max = 24;
968#if !PERL_VERSION_ATLEAST (5,24,0)
969 /* perl 5.24 moves SS_MAXPUSH optimisation from */
970 /* the header macros to PL_savestack_max */
971 PL_savestack_max -= SS_MAXPUSH;
972#endif
917 973
918#if !PERL_VERSION_ATLEAST (5,10,0) 974#if !PERL_VERSION_ATLEAST (5,10,0)
919 New(54,PL_retstack,4,OP*); 975 New(54,PL_retstack,4,OP*);
920 PL_retstack_ix = 0; 976 PL_retstack_ix = 0;
921 PL_retstack_max = 4; 977 PL_retstack_max = 4;
… …
1138 1194
1139 GvSV (PL_defgv) = newSV (0); 1195 GvSV (PL_defgv) = newSV (0);
1140 GvAV (PL_defgv) = coro->args; coro->args = 0; 1196 GvAV (PL_defgv) = coro->args; coro->args = 0;
1141 GvSV (PL_errgv) = newSV (0); 1197 GvSV (PL_errgv) = newSV (0);
1142 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); 1198 GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
1143 GvHV (PL_hintgv) = 0; 1199 GvHV (PL_hintgv) = newHV ();
1200#if PERL_VERSION_ATLEAST (5,10,0)
1201 hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints);
1202#endif
1144 PL_rs = newSVsv (GvSV (irsgv)); 1203 PL_rs = newSVsv (GvSV (irsgv));
1145 PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); 1204 PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv);
1146 1205
1147 { 1206 {
1148 dSP; 1207 dSP;
… …
1176 PL_op = (OP *)&init_perl_op; 1235 PL_op = (OP *)&init_perl_op;
1177 1236
1178 /* copy throw, in case it was set before init_perl */ 1237 /* copy throw, in case it was set before init_perl */
1179 CORO_THROW = coro->except; 1238 CORO_THROW = coro->except;
1180 1239
1181 SWAP_SVS (coro); 1240 SWAP_SVS_ENTER (coro);
1182 1241
1183 if (ecb_expect_false (enable_times)) 1242 if (ecb_expect_false (enable_times))
1184 { 1243 {
1185 coro_times_update (); 1244 coro_times_update ();
1186 coro_times_sub (coro); 1245 coro_times_sub (coro);
… …
1224 /* this will cause transfer_check to croak on block*/ 1283 /* this will cause transfer_check to croak on block*/
1225 SvRV_set (coro_current, (SV *)coro->hv); 1284 SvRV_set (coro_current, (SV *)coro->hv);
1226 1285
1227 load_perl (aTHX_ coro); 1286 load_perl (aTHX_ coro);
1228 1287
1288 /* restore swapped sv's */
1289 SWAP_SVS_LEAVE (coro);
1290
1229 coro_unwind_stacks (aTHX); 1291 coro_unwind_stacks (aTHX);
1230
1231 /* restore swapped sv's */
1232 SWAP_SVS (coro);
1233 1292
1234 coro_destruct_stacks (aTHX); 1293 coro_destruct_stacks (aTHX);
1235 1294
1236 /* now save some sv's to be free'd later */ 1295 /* now save some sv's to be free'd later */
1237 svf [0] = GvSV (PL_defgv); 1296 svf [0] = GvSV (PL_defgv);
… …
1258 1317
1259 SvREFCNT_dec (coro->saved_deffh); 1318 SvREFCNT_dec (coro->saved_deffh);
1260 SvREFCNT_dec (coro->rouse_cb); 1319 SvREFCNT_dec (coro->rouse_cb);
1261 SvREFCNT_dec (coro->invoke_cb); 1320 SvREFCNT_dec (coro->invoke_cb);
1262 SvREFCNT_dec (coro->invoke_av); 1321 SvREFCNT_dec (coro->invoke_av);
1322 SvREFCNT_dec (coro->on_enter_xs);
1323 SvREFCNT_dec (coro->on_leave_xs);
1263 } 1324 }
1264} 1325}
1265 1326
1266ecb_inline void 1327ecb_inline void
1267free_coro_mortal (pTHX) 1328free_coro_mortal (pTHX)
… …
1330 1391
1331 if (PL_curcop != &PL_compiling) 1392 if (PL_curcop != &PL_compiling)
1332 { 1393 {
1333 SV **cb; 1394 SV **cb;
1334 1395
1335 if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) 1396 if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0)
1336 { 1397 {
1337 PERL_CONTEXT *cx = &cxstack[cxstack_ix]; 1398 PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1338 1399
1339 if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) 1400 if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1340 { 1401 {
… …
1482 * coro body here, as perl_run destroys these. Likewise, we cannot catch 1543 * coro body here, as perl_run destroys these. Likewise, we cannot catch
1483 * runtime errors here, as this is just a random interpreter, not a thread. 1544 * runtime errors here, as this is just a random interpreter, not a thread.
1484 */ 1545 */
1485 1546
1486 /* 1547 /*
1548 * pp_entersub in 5.24 no longer ENTERs, but perl_destruct
1549 * requires PL_scopestack_ix, so do it here if required.
1550 */
1551 if (!PL_scopestack_ix)
1552 ENTER;
1553
1554 /*
1487 * If perl-run returns we assume exit() was being called or the coro 1555 * If perl-run returns we assume exit() was being called or the coro
1488 * fell off the end, which seems to be the only valid (non-bug) 1556 * fell off the end, which seems to be the only valid (non-bug)
1489 * reason for perl_run to return. We try to mimic whatever perl is normally 1557 * reason for perl_run to return. We try to mimic whatever perl is normally
1490 * doing in that case. YMMV. 1558 * doing in that case. YMMV.
1491 */ 1559 */
… …
1927 1995
1928 ENTER; 1996 ENTER;
1929 SAVETMPS; 1997 SAVETMPS;
1930 1998
1931 PUSHMARK (SP); 1999 PUSHMARK (SP);
1932 XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught", 0))); 2000 XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0)));
1933 PUTBACK; 2001 PUTBACK;
1934 call_pv ("Carp::confess", G_VOID | G_DISCARD); 2002 call_pv ("Carp::confess", G_VOID | G_DISCARD);
1935 2003
1936 FREETMPS; 2004 FREETMPS;
1937 LEAVE; 2005 LEAVE;
… …
2370 else 2438 else
2371 { 2439 {
2372 av_clear (GvAV (PL_defgv)); 2440 av_clear (GvAV (PL_defgv));
2373 hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); 2441 hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
2374 2442
2443 if (ecb_expect_false (coro->swap_sv))
2444 {
2445 swap_svs_leave (coro);
2446 SvREFCNT_dec_NN (coro->swap_sv);
2447 coro->swap_sv = 0;
2448 }
2449
2375 coro->prio = 0; 2450 coro->prio = 0;
2376 2451
2377 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2452 if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE))
2378 api_trace (aTHX_ coro_current, 0); 2453 api_trace (aTHX_ coro_current, 0);
2379 2454
2380 frame->prepare = prepare_schedule; 2455 frame->prepare = prepare_schedule;
2381 av_push (av_async_pool, SvREFCNT_inc (hv)); 2456 av_push (av_async_pool, SvREFCNT_inc (hv));
2382 } 2457 }
… …
2807static void 2882static void
2808coro_pop_on_leave (pTHX_ void *coro) 2883coro_pop_on_leave (pTHX_ void *coro)
2809{ 2884{
2810 SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); 2885 SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave);
2811 on_enterleave_call (aTHX_ sv_2mortal (cb)); 2886 on_enterleave_call (aTHX_ sv_2mortal (cb));
2887}
2888
2889static void
2890enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg)
2891{
2892 if (!hook)
2893 return;
2894
2895 if (!*avp)
2896 {
2897 *avp = newAV ();
2898 AvREAL_off (*avp);
2899 }
2900
2901 av_push (*avp, (SV *)hook);
2902 av_push (*avp, (SV *)arg);
2903}
2904
2905static void
2906enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute)
2907{
2908 AV *av = *avp;
2909 int i;
2910
2911 if (!av)
2912 return;
2913
2914 for (i = AvFILLp (av) - 1; i >= 0; i -= 2)
2915 if (AvARRAY (av)[i] == (SV *)hook)
2916 {
2917 if (execute)
2918 hook (aTHX_ (void *)AvARRAY (av)[i + 1]);
2919
2920 memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1);
2921 av_pop (av);
2922 av_pop (av);
2923 break;
2924 }
2925
2926 if (AvFILLp (av) >= 0)
2927 {
2928 *avp = 0;
2929 SvREFCNT_dec_NN (av);
2930 }
2931}
2932
2933static void
2934api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg)
2935{
2936 struct coro *coro = SvSTATE (coro_sv);
2937
2938 if (SvSTATE_current == coro)
2939 if (enter)
2940 enter (aTHX_ enter_arg);
2941
2942 enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg);
2943 enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg);
2944}
2945
2946static void
2947api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave)
2948{
2949 struct coro *coro = SvSTATE (coro_sv);
2950
2951 enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
2952 enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro);
2953}
2954
2955static void
2956savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter)
2957{
2958 struct coro *coro = SvSTATE_current;
2959
2960 enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0);
2961}
2962
2963static void
2964savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave)
2965{
2966 struct coro *coro = SvSTATE_current;
2967
2968 enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1);
2969}
2970
2971static void
2972api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg)
2973{
2974 api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg);
2975
2976 /* this ought to be much cheaper than malloc + a single destructor call */
2977 if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter);
2978 if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave);
2812} 2979}
2813 2980
2814/*****************************************************************************/ 2981/*****************************************************************************/
2815/* PerlIO::cede */ 2982/* PerlIO::cede */
2816 2983
… …
2946 XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); 3113 XPUSHs (sv_2mortal (newRV_inc ((SV *)av)));
2947 PUTBACK; 3114 PUTBACK;
2948 call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); 3115 call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR);
2949 } 3116 }
2950 3117
2951 SvREFCNT_dec (cb); 3118 SvREFCNT_dec_NN (cb);
2952 } 3119 }
2953} 3120}
2954 3121
2955static void 3122static void
2956coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) 3123coro_semaphore_destroy (pTHX_ struct CoroSLF *frame)
… …
3096 { 3263 {
3097 api_ready (aTHX_ cb); 3264 api_ready (aTHX_ cb);
3098 sv_setiv (cb, 0); /* signal waiter */ 3265 sv_setiv (cb, 0); /* signal waiter */
3099 } 3266 }
3100 3267
3101 SvREFCNT_dec (cb); 3268 SvREFCNT_dec_NN (cb);
3102 3269
3103 --count; 3270 --count;
3104 } 3271 }
3105} 3272}
3106 3273
… …
3191 } 3358 }
3192 3359
3193 av_push (state, data_sv); 3360 av_push (state, data_sv);
3194 3361
3195 api_ready (aTHX_ coro); 3362 api_ready (aTHX_ coro);
3196 SvREFCNT_dec (coro); 3363 SvREFCNT_dec_NN (coro);
3197 SvREFCNT_dec ((AV *)state); 3364 SvREFCNT_dec_NN ((AV *)state);
3198} 3365}
3199 3366
3200static int 3367static int
3201slf_check_aio_req (pTHX_ struct CoroSLF *frame) 3368slf_check_aio_req (pTHX_ struct CoroSLF *frame)
3202{ 3369{
… …
3220 errno = data->errorno; 3387 errno = data->errorno;
3221 PL_laststype = data->laststype; 3388 PL_laststype = data->laststype;
3222 PL_laststatval = data->laststatval; 3389 PL_laststatval = data->laststatval;
3223 PL_statcache = data->statcache; 3390 PL_statcache = data->statcache;
3224 3391
3225 SvREFCNT_dec (data_sv); 3392 SvREFCNT_dec_NN (data_sv);
3226 } 3393 }
3227 3394
3228 /* push result values */ 3395 /* push result values */
3229 { 3396 {
3230 dSP; 3397 dSP;
… …
3445 3612
3446PROTOTYPES: DISABLE 3613PROTOTYPES: DISABLE
3447 3614
3448BOOT: 3615BOOT:
3449{ 3616{
3617#define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl.");
3618#include "state.h"
3450#ifdef USE_ITHREADS 3619#ifdef USE_ITHREADS
3451# if CORO_PTHREAD 3620# if CORO_PTHREAD
3452 coro_thx = PERL_GET_CONTEXT; 3621 coro_thx = PERL_GET_CONTEXT;
3453# endif 3622# endif
3454#endif 3623#endif
… …
3466 3635
3467 orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; 3636 orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get;
3468 orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; 3637 orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set;
3469 orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; 3638 orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr;
3470 3639
3471 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
3472 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); 3640 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
3473 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); 3641 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
3474 3642
3475 coro_state_stash = gv_stashpv ("Coro::State", TRUE); 3643 coro_state_stash = gv_stashpv ("Coro::State", TRUE);
3476 3644
… …
3782 if (ecb_expect_false (current == self)) 3950 if (ecb_expect_false (current == self))
3783 coro_times_sub (SvSTATE (coro_current)); 3951 coro_times_sub (SvSTATE (coro_current));
3784} 3952}
3785 3953
3786void 3954void
3787swap_sv (Coro::State coro, SV *sv, SV *swapsv) 3955swap_sv (Coro::State coro, SV *sva, SV *svb)
3788 CODE: 3956 CODE:
3789{ 3957{
3790 struct coro *current = SvSTATE_current; 3958 struct coro *current = SvSTATE_current;
3959 AV *swap_sv;
3960 int i;
3961
3962 sva = SvRV (sva);
3963 svb = SvRV (svb);
3791 3964
3792 if (current == coro) 3965 if (current == coro)
3793 SWAP_SVS (current); 3966 SWAP_SVS_LEAVE (current);
3794 3967
3795 if (!coro->swap_sv) 3968 if (!coro->swap_sv)
3796 coro->swap_sv = newAV (); 3969 coro->swap_sv = newAV ();
3797 3970
3971 swap_sv = coro->swap_sv;
3972
3973 for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2)
3974 {
3975 SV *a = AvARRAY (swap_sv)[i ];
3976 SV *b = AvARRAY (swap_sv)[i + 1];
3977
3978 if (a == sva && b == svb)
3979 {
3980 SvREFCNT_dec_NN (a);
3981 SvREFCNT_dec_NN (b);
3982
3983 for (; i <= AvFILLp (swap_sv) - 2; i++)
3984 AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2];
3985
3986 AvFILLp (swap_sv) -= 2;
3987
3988 goto removed;
3989 }
3990 }
3991
3798 av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); 3992 av_push (swap_sv, SvREFCNT_inc_NN (sva));
3799 av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); 3993 av_push (swap_sv, SvREFCNT_inc_NN (svb));
3994
3995 removed:
3800 3996
3801 if (current == coro) 3997 if (current == coro)
3802 SWAP_SVS (current); 3998 SWAP_SVS_ENTER (current);
3803} 3999}
3804 4000
3805 4001
3806MODULE = Coro::State PACKAGE = Coro 4002MODULE = Coro::State PACKAGE = Coro
3807 4003
3808BOOT: 4004BOOT:
3809{ 4005{
4006 if (SVt_LAST > 32)
4007 croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment");
4008
3810 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); 4009 sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
3811 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); 4010 sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
3812 cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); 4011 cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD);
3813 coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); 4012 coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
3814 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); 4013 av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
… …
3840 coroapi.ready = api_ready; 4039 coroapi.ready = api_ready;
3841 coroapi.is_ready = api_is_ready; 4040 coroapi.is_ready = api_is_ready;
3842 coroapi.nready = coro_nready; 4041 coroapi.nready = coro_nready;
3843 coroapi.current = coro_current; 4042 coroapi.current = coro_current;
3844 4043
4044 coroapi.enterleave_hook = api_enterleave_hook;
4045 coroapi.enterleave_unhook = api_enterleave_unhook;
4046 coroapi.enterleave_scope_hook = api_enterleave_scope_hook;
4047
3845 /*GCoroAPI = &coroapi;*/ 4048 /*GCoroAPI = &coroapi;*/
3846 sv_setiv (sv, (IV)&coroapi); 4049 sv_setiv (sv, (IV)&coroapi);
3847 SvREADONLY_on (sv); 4050 SvREADONLY_on (sv);
3848 } 4051 }
3849} 4052}
… …
3914 4117
3915void 4118void
3916_set_current (SV *current) 4119_set_current (SV *current)
3917 PROTOTYPE: $ 4120 PROTOTYPE: $
3918 CODE: 4121 CODE:
3919 SvREFCNT_dec (SvRV (coro_current)); 4122 SvREFCNT_dec_NN (SvRV (coro_current));
3920 SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); 4123 SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current)));
3921 4124
3922void 4125void
3923_set_readyhook (SV *hook) 4126_set_readyhook (SV *hook)
3924 PROTOTYPE: $ 4127 PROTOTYPE: $
… …
4008 4211
4009 if ((SV *)hv == &PL_sv_undef) 4212 if ((SV *)hv == &PL_sv_undef)
4010 { 4213 {
4011 SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); 4214 SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1);
4012 hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); 4215 hv = (HV *)SvREFCNT_inc_NN (SvRV (sv));
4013 SvREFCNT_dec (sv); 4216 SvREFCNT_dec_NN (sv);
4014 } 4217 }
4015 4218
4016 { 4219 {
4017 struct coro *coro = SvSTATE_hv (hv); 4220 struct coro *coro = SvSTATE_hv (hv);
4018 4221
… …
4025 api_ready (aTHX_ (SV *)hv); 4228 api_ready (aTHX_ (SV *)hv);
4026 4229
4027 if (GIMME_V != G_VOID) 4230 if (GIMME_V != G_VOID)
4028 XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); 4231 XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
4029 else 4232 else
4030 SvREFCNT_dec (hv); 4233 SvREFCNT_dec_NN (hv);
4031} 4234}
4032 4235
4033SV * 4236SV *
4034rouse_cb () 4237rouse_cb ()
4035 PROTOTYPE: 4238 PROTOTYPE:
… …
4114 RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); 4317 RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);
4115 OUTPUT: 4318 OUTPUT:
4116 RETVAL 4319 RETVAL
4117 4320
4118void 4321void
4119up (SV *self, int adjust = 1) 4322up (SV *self)
4120 ALIAS:
4121 adjust = 1
4122 CODE: 4323 CODE:
4324 coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1);
4325
4326void
4327adjust (SV *self, int adjust)
4328 CODE:
4123 coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); 4329 coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust);
4124 4330
4125void 4331void
4126down (...) 4332down (...)
4127 CODE: 4333 CODE:
4128 CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); 4334 CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);

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