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Comparing Coro/Coro/State.xs (file contents):
Revision 1.454 by root, Tue Jul 7 00:38:03 2015 UTC vs.
Revision 1.468 by root, Sat Oct 29 19:12:46 2016 UTC

… …
116# define CORO_CLOCK_MONOTONIC 1 116# define CORO_CLOCK_MONOTONIC 1
117# define CORO_CLOCK_THREAD_CPUTIME_ID 3 117# define CORO_CLOCK_THREAD_CPUTIME_ID 3
118# endif 118# endif
119#endif 119#endif
120 120
121/* perl usually suppressed asserts. for debugging, we sometimes force it to be on */
122#if 0
123# undef NDEBUG
124# include <assert.h>
125#endif
126
121static double (*nvtime)(); /* so why doesn't it take void? */ 127static double (*nvtime)(); /* so why doesn't it take void? */
122static void (*u2time)(pTHX_ UV ret[2]); 128static void (*u2time)(pTHX_ UV ret[2]);
123 129
124/* we hijack an hopefully unused CV flag for our purposes */ 130/* we hijack an hopefully unused CV flag for our purposes */
125#define CVf_SLF 0x4000 131#define CVf_SLF 0x4000
… …
140 146
141static GV *irsgv; /* $/ */ 147static GV *irsgv; /* $/ */
142static GV *stdoutgv; /* *STDOUT */ 148static GV *stdoutgv; /* *STDOUT */
143static SV *rv_diehook; 149static SV *rv_diehook;
144static SV *rv_warnhook; 150static SV *rv_warnhook;
145static HV *hv_sig; /* %SIG */
146 151
147/* async_pool helper stuff */ 152/* async_pool helper stuff */
148static SV *sv_pool_rss; 153static SV *sv_pool_rss;
149static SV *sv_pool_size; 154static SV *sv_pool_size;
150static SV *sv_async_pool_idle; /* description string */ 155static SV *sv_async_pool_idle; /* description string */
… …
727#endif 732#endif
728} 733}
729 734
730/* swap sv heads, at least logically */ 735/* swap sv heads, at least logically */
731static void 736static void
732swap_svs (pTHX_ Coro__State c) 737swap_svs_enter (pTHX_ Coro__State c)
733{ 738{
734 int i; 739 int i;
735 740
736 for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) 741 for (i = 0; i <= AvFILLp (c->swap_sv); i += 2)
737 swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); 742 swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
738} 743}
739 744
745static void
746swap_svs_leave (pTHX_ Coro__State c)
747{
748 int i;
749
750 for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2)
751 swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]);
752}
753
740#define SWAP_SVS(coro) \ 754#define SWAP_SVS_ENTER(coro) \
741 if (ecb_expect_false ((coro)->swap_sv)) \ 755 if (ecb_expect_false ((coro)->swap_sv)) \
742 swap_svs (aTHX_ (coro)) 756 swap_svs_enter (aTHX_ (coro))
757
758#define SWAP_SVS_LEAVE(coro) \
759 if (ecb_expect_false ((coro)->swap_sv)) \
760 swap_svs_leave (aTHX_ (coro))
743 761
744static void 762static void
745on_enterleave_call (pTHX_ SV *cb); 763on_enterleave_call (pTHX_ SV *cb);
746 764
747static void 765static void
… …
800 818
801 for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) 819 for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2)
802 ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); 820 ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]);
803 } 821 }
804 822
805 SWAP_SVS (c); 823 SWAP_SVS_ENTER (c);
806} 824}
807 825
808static void 826static void
809save_perl (pTHX_ Coro__State c) 827save_perl (pTHX_ Coro__State c)
810{ 828{
811 SWAP_SVS (c); 829 SWAP_SVS_LEAVE (c);
812 830
813 if (ecb_expect_false (c->on_leave_xs)) 831 if (ecb_expect_false (c->on_leave_xs))
814 { 832 {
815 int i; 833 int i;
816 834
… …
951#endif 969#endif
952 970
953 New(54,PL_savestack,24,ANY); 971 New(54,PL_savestack,24,ANY);
954 PL_savestack_ix = 0; 972 PL_savestack_ix = 0;
955 PL_savestack_max = 24; 973 PL_savestack_max = 24;
974#if PERL_VERSION_ATLEAST (5,24,0)
975 /* perl 5.24 moves SS_MAXPUSH optimisation from */
976 /* the header macros to PL_savestack_max */
977 PL_savestack_max -= SS_MAXPUSH;
978#endif
956 979
957#if !PERL_VERSION_ATLEAST (5,10,0) 980#if !PERL_VERSION_ATLEAST (5,10,0)
958 New(54,PL_retstack,4,OP*); 981 New(54,PL_retstack,4,OP*);
959 PL_retstack_ix = 0; 982 PL_retstack_ix = 0;
960 PL_retstack_max = 4; 983 PL_retstack_max = 4;
… …
1026 } 1049 }
1027 1050
1028 return rss; 1051 return rss;
1029} 1052}
1030 1053
1031/** coroutine stack handling ************************************************/ 1054/** provide custom get/set/clear methods for %SIG elements ******************/
1032
1033static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg);
1034static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg);
1035static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg);
1036 1055
1037/* apparently < 5.8.8 */ 1056/* apparently < 5.8.8 */
1038#ifndef MgPV_nolen_const 1057#ifndef MgPV_nolen_const
1039#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ 1058#define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \
1040 SvPV_nolen((SV*)((mg)->mg_ptr)) : \ 1059 SvPV_nolen((SV*)((mg)->mg_ptr)) : \
1041 (const char*)(mg)->mg_ptr) 1060 (const char*)(mg)->mg_ptr)
1042#endif 1061#endif
1062
1063/* this will be a patched copy of PL_vtbl_sigelem */
1064static MGVTBL coro_sigelem_vtbl;
1065
1066static int ecb_cold
1067coro_sig_copy (pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *name, I32 namlen)
1068{
1069 char *key = SvPV_nolen ((SV *)name);
1070
1071 /* do what mg_copy normally does */
1072 sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen);
1073 assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem);
1074
1075 /* patch sigelem vtbl, but only for __WARN__ and __DIE__ */
1076 if (*key == '_'
1077 && (strEQ (key, "__DIE__")
1078 || strEQ (key, "__WARN__")))
1079 mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl;
1080
1081 return 1;
1082}
1083
1084/* perl does not have a %SIG vtbl, we provide one so we can override */
1085/* the magic vtbl for the __DIE__ and __WARN__ members */
1086static const MGVTBL coro_sig_vtbl = {
1087 0, 0, 0, 0, 0,
1088 coro_sig_copy
1089};
1043 1090
1044/* 1091/*
1045 * This overrides the default magic get method of %SIG elements. 1092 * This overrides the default magic get method of %SIG elements.
1046 * The original one doesn't provide for reading back of PL_diehook/PL_warnhook 1093 * The original one doesn't provide for reading back of PL_diehook/PL_warnhook
1047 * and instead of trying to save and restore the hash elements (extremely slow), 1094 * and instead of trying to save and restore the hash elements (extremely slow),
… …
1049 */ 1096 */
1050static int ecb_cold 1097static int ecb_cold
1051coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) 1098coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg)
1052{ 1099{
1053 const char *s = MgPV_nolen_const (mg); 1100 const char *s = MgPV_nolen_const (mg);
1101 /* the key must be either __DIE__ or __WARN__ here */
1102 SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1054 1103
1055 if (*s == '_') 1104 SV *ssv;
1056 {
1057 SV **svp = 0;
1058 1105
1059 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1060 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1061
1062 if (svp) 1106 if (!*svp)
1063 {
1064 SV *ssv;
1065
1066 if (!*svp)
1067 ssv = &PL_sv_undef; 1107 ssv = &PL_sv_undef;
1068 else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ 1108 else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */
1069 ssv = sv_2mortal (newRV_inc (*svp)); 1109 ssv = sv_2mortal (newRV_inc (*svp));
1070 else 1110 else
1071 ssv = *svp; 1111 ssv = *svp;
1072 1112
1073 sv_setsv (sv, ssv); 1113 sv_setsv (sv, ssv);
1074 return 0; 1114 return 0;
1075 }
1076 }
1077
1078 return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0;
1079} 1115}
1080 1116
1081static int ecb_cold 1117static int ecb_cold
1082coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) 1118coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg)
1083{ 1119{
1084 const char *s = MgPV_nolen_const (mg); 1120 const char *s = MgPV_nolen_const (mg);
1121 /* the key must be either __DIE__ or __WARN__ here */
1122 SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1085 1123
1086 if (*s == '_')
1087 {
1088 SV **svp = 0;
1089
1090 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1091 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1092
1093 if (svp)
1094 {
1095 SV *old = *svp; 1124 SV *old = *svp;
1096 *svp = 0; 1125 *svp = 0;
1097 SvREFCNT_dec (old); 1126 SvREFCNT_dec (old);
1098 return 0; 1127 return 0;
1099 }
1100 }
1101
1102 return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0;
1103} 1128}
1104 1129
1105static int ecb_cold 1130static int ecb_cold
1106coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) 1131coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg)
1107{ 1132{
1108 const char *s = MgPV_nolen_const (mg); 1133 const char *s = MgPV_nolen_const (mg);
1134 /* the key must be either __DIE__ or __WARN__ here */
1135 SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook;
1109 1136
1110 if (*s == '_')
1111 {
1112 SV **svp = 0;
1113
1114 if (strEQ (s, "__DIE__" )) svp = &PL_diehook;
1115 if (strEQ (s, "__WARN__")) svp = &PL_warnhook;
1116
1117 if (svp)
1118 {
1119 SV *old = *svp; 1137 SV *old = *svp;
1120 *svp = SvOK (sv) ? newSVsv (sv) : 0; 1138 *svp = SvOK (sv) ? newSVsv (sv) : 0;
1121 SvREFCNT_dec (old); 1139 SvREFCNT_dec (old);
1122 return 0; 1140 return 0;
1123 }
1124 }
1125
1126 return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0;
1127} 1141}
1128 1142
1129static void 1143static void
1130prepare_nop (pTHX_ struct coro_transfer_args *ta) 1144prepare_nop (pTHX_ struct coro_transfer_args *ta)
1131{ 1145{
… …
1142static int 1156static int
1143slf_check_repeat (pTHX_ struct CoroSLF *frame) 1157slf_check_repeat (pTHX_ struct CoroSLF *frame)
1144{ 1158{
1145 return 1; 1159 return 1;
1146} 1160}
1161
1162/** coroutine stack handling ************************************************/
1147 1163
1148static UNOP init_perl_op; 1164static UNOP init_perl_op;
1149 1165
1150ecb_noinline static void /* noinline to keep it out of the transfer fast path */ 1166ecb_noinline static void /* noinline to keep it out of the transfer fast path */
1151init_perl (pTHX_ struct coro *coro) 1167init_perl (pTHX_ struct coro *coro)
… …
1218 PL_op = (OP *)&init_perl_op; 1234 PL_op = (OP *)&init_perl_op;
1219 1235
1220 /* copy throw, in case it was set before init_perl */ 1236 /* copy throw, in case it was set before init_perl */
1221 CORO_THROW = coro->except; 1237 CORO_THROW = coro->except;
1222 1238
1223 SWAP_SVS (coro); 1239 SWAP_SVS_ENTER (coro);
1224 1240
1225 if (ecb_expect_false (enable_times)) 1241 if (ecb_expect_false (enable_times))
1226 { 1242 {
1227 coro_times_update (); 1243 coro_times_update ();
1228 coro_times_sub (coro); 1244 coro_times_sub (coro);
… …
1266 /* this will cause transfer_check to croak on block*/ 1282 /* this will cause transfer_check to croak on block*/
1267 SvRV_set (coro_current, (SV *)coro->hv); 1283 SvRV_set (coro_current, (SV *)coro->hv);
1268 1284
1269 load_perl (aTHX_ coro); 1285 load_perl (aTHX_ coro);
1270 1286
1287 /* restore swapped sv's */
1288 SWAP_SVS_LEAVE (coro);
1289
1271 coro_unwind_stacks (aTHX); 1290 coro_unwind_stacks (aTHX);
1272
1273 /* restore swapped sv's */
1274 SWAP_SVS (coro);
1275 1291
1276 coro_destruct_stacks (aTHX); 1292 coro_destruct_stacks (aTHX);
1277 1293
1278 /* now save some sv's to be free'd later */ 1294 /* now save some sv's to be free'd later */
1279 svf [0] = GvSV (PL_defgv); 1295 svf [0] = GvSV (PL_defgv);
… …
1526 * coro body here, as perl_run destroys these. Likewise, we cannot catch 1542 * coro body here, as perl_run destroys these. Likewise, we cannot catch
1527 * runtime errors here, as this is just a random interpreter, not a thread. 1543 * runtime errors here, as this is just a random interpreter, not a thread.
1528 */ 1544 */
1529 1545
1530 /* 1546 /*
1547 * pp_entersub in 5.24 no longer ENTERs, but perl_destruct
1548 * requires PL_scopestack_ix, so do it here if required.
1549 */
1550 if (!PL_scopestack_ix)
1551 ENTER;
1552
1553 /*
1531 * If perl-run returns we assume exit() was being called or the coro 1554 * If perl-run returns we assume exit() was being called or the coro
1532 * fell off the end, which seems to be the only valid (non-bug) 1555 * fell off the end, which seems to be the only valid (non-bug)
1533 * reason for perl_run to return. We try to mimic whatever perl is normally 1556 * reason for perl_run to return. We try to mimic whatever perl is normally
1534 * doing in that case. YMMV. 1557 * doing in that case. YMMV.
1535 */ 1558 */
… …
2414 else 2437 else
2415 { 2438 {
2416 av_clear (GvAV (PL_defgv)); 2439 av_clear (GvAV (PL_defgv));
2417 hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); 2440 hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
2418 2441
2442 if (ecb_expect_false (coro->swap_sv))
2443 {
2444 SWAP_SVS_LEAVE (coro);
2445 SvREFCNT_dec_NN (coro->swap_sv);
2446 coro->swap_sv = 0;
2447 }
2448
2419 coro->prio = 0; 2449 coro->prio = 0;
2420 2450
2421 if (coro->cctx && (coro->cctx->flags & CC_TRACE)) 2451 if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE))
2422 api_trace (aTHX_ coro_current, 0); 2452 api_trace (aTHX_ coro_current, 0);
2423 2453
2424 frame->prepare = prepare_schedule; 2454 frame->prepare = prepare_schedule;
2425 av_push (av_async_pool, SvREFCNT_inc (hv)); 2455 av_push (av_async_pool, SvREFCNT_inc (hv));
2426 } 2456 }
… …
3555 3585
3556 map_len = load_len + save_len + 16; 3586 map_len = load_len + save_len + 16;
3557 3587
3558 map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); 3588 map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
3559 3589
3590 if (map_base == (char *)MAP_FAILED)
3591 map_base = mmap (0, map_len, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
3592
3560 assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); 3593 assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED));
3561 3594
3562 load_perl_slots = (load_save_perl_slots_type)map_base; 3595 load_perl_slots = (load_save_perl_slots_type)map_base;
3563 memcpy (map_base, load_ptr, load_len); 3596 memcpy (map_base, load_ptr, load_len);
3564 3597
… …
3600 cctx_current = cctx_new_empty (); 3633 cctx_current = cctx_new_empty ();
3601 3634
3602 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); 3635 irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV);
3603 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); 3636 stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO);
3604 3637
3605 orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; 3638 {
3606 orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; 3639 /*
3607 orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; 3640 * we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig
3641 * by coro_sig_vtbl in hash values.
3642 */
3643 MAGIC *mg = mg_find ((SV *)GvHV (gv_fetchpv ("SIG", GV_ADD | GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig);
3644
3645 /* this only works if perl doesn't have a vtbl for %SIG */
3646 assert (!mg->mg_virtual);
3647
3648 /*
3649 * The irony is that the perl API itself asserts that mg_virtual
3650 * must be non-const, yet perl5porters insisted on marking their
3651 * vtbls as read-only, just to thwart perl modules from patching
3652 * them.
3653 */
3654 mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl;
3655 mg->mg_flags |= MGf_COPY;
3656
3657 coro_sigelem_vtbl = PL_vtbl_sigelem;
3658 coro_sigelem_vtbl.svt_get = coro_sigelem_get;
3659 coro_sigelem_vtbl.svt_set = coro_sigelem_set;
3660 coro_sigelem_vtbl.svt_clear = coro_sigelem_clr;
3661 }
3608 3662
3609 hv_sig = coro_get_hv (aTHX_ "SIG", TRUE);
3610 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); 3663 rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV));
3611 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); 3664 rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV));
3612 3665
3613 coro_state_stash = gv_stashpv ("Coro::State", TRUE); 3666 coro_state_stash = gv_stashpv ("Coro::State", TRUE);
3614 3667
… …
3920 if (ecb_expect_false (current == self)) 3973 if (ecb_expect_false (current == self))
3921 coro_times_sub (SvSTATE (coro_current)); 3974 coro_times_sub (SvSTATE (coro_current));
3922} 3975}
3923 3976
3924void 3977void
3925swap_sv (Coro::State coro, SV *sv, SV *swapsv) 3978swap_sv (Coro::State coro, SV *sva, SV *svb)
3926 CODE: 3979 CODE:
3927{ 3980{
3928 struct coro *current = SvSTATE_current; 3981 struct coro *current = SvSTATE_current;
3982 AV *swap_sv;
3983 int i;
3984
3985 sva = SvRV (sva);
3986 svb = SvRV (svb);
3929 3987
3930 if (current == coro) 3988 if (current == coro)
3931 SWAP_SVS (current); 3989 SWAP_SVS_LEAVE (current);
3932 3990
3933 if (!coro->swap_sv) 3991 if (!coro->swap_sv)
3934 coro->swap_sv = newAV (); 3992 coro->swap_sv = newAV ();
3935 3993
3994 swap_sv = coro->swap_sv;
3995
3996 for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2)
3997 {
3998 SV *a = AvARRAY (swap_sv)[i ];
3999 SV *b = AvARRAY (swap_sv)[i + 1];
4000
4001 if (a == sva && b == svb)
4002 {
4003 SvREFCNT_dec_NN (a);
4004 SvREFCNT_dec_NN (b);
4005
4006 for (; i <= AvFILLp (swap_sv) - 2; i++)
4007 AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2];
4008
4009 AvFILLp (swap_sv) -= 2;
4010
4011 goto removed;
4012 }
4013 }
4014
3936 av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); 4015 av_push (swap_sv, SvREFCNT_inc_NN (sva));
3937 av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); 4016 av_push (swap_sv, SvREFCNT_inc_NN (svb));
4017
4018 removed:
3938 4019
3939 if (current == coro) 4020 if (current == coro)
3940 SWAP_SVS (current); 4021 SWAP_SVS_ENTER (current);
3941} 4022}
3942 4023
3943 4024
3944MODULE = Coro::State PACKAGE = Coro 4025MODULE = Coro::State PACKAGE = Coro
3945 4026
… …
4259 RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); 4340 RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]);
4260 OUTPUT: 4341 OUTPUT:
4261 RETVAL 4342 RETVAL
4262 4343
4263void 4344void
4264up (SV *self, int adjust = 1) 4345up (SV *self)
4265 ALIAS:
4266 adjust = 1
4267 CODE: 4346 CODE:
4347 coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1);
4348
4349void
4350adjust (SV *self, int adjust)
4351 CODE:
4268 coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); 4352 coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust);
4269 4353
4270void 4354void
4271down (...) 4355down (...)
4272 CODE: 4356 CODE:
4273 CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); 4357 CORO_EXECUTE_SLF_XS (slf_init_semaphore_down);

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