… | |
… | |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
3 | |
3 | |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
5 | |
5 | |
6 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
|
|
7 | |
|
|
8 | #if CORO_UCONTEXT |
|
|
9 | #define CORO_BACKEND "ucontext" |
|
|
10 | #elif CORO_SJLJ |
|
|
11 | #define CORO_BACKEND "sjlj" |
|
|
12 | #elif CORO_LINUX |
|
|
13 | #define CORO_BACKEND "linux" |
|
|
14 | #elif CORO_LOSER |
|
|
15 | #define CORO_BACKEND "loser" |
|
|
16 | #elif CORO_FIBER |
|
|
17 | #define CORO_BACKEND "fiber" |
|
|
18 | #elif CORO_IRIX |
|
|
19 | #define CORO_BACKEND "irix" |
|
|
20 | #elif CORO_ASM |
|
|
21 | #define CORO_BACKEND "asm" |
|
|
22 | #elif CORO_PTHREAD |
|
|
23 | #define CORO_BACKEND "pthread" |
|
|
24 | #else |
|
|
25 | #define CORO_BACKEND "unknown" |
|
|
26 | #endif |
7 | |
27 | |
8 | #define PERL_NO_GET_CONTEXT |
28 | #define PERL_NO_GET_CONTEXT |
9 | #define PERL_EXT |
29 | #define PERL_EXT |
10 | |
30 | |
11 | #include "EXTERN.h" |
31 | #include "EXTERN.h" |
… | |
… | |
116 | # define CORO_CLOCK_MONOTONIC 1 |
136 | # define CORO_CLOCK_MONOTONIC 1 |
117 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
137 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
118 | # endif |
138 | # endif |
119 | #endif |
139 | #endif |
120 | |
140 | |
|
|
141 | /* one off bugfix for perl 5.22 */ |
|
|
142 | #if PERL_VERSION_ATLEAST(5,22,0) && !PERL_VERSION_ATLEAST(5,24,0) |
|
|
143 | # undef PadlistNAMES |
|
|
144 | # define PadlistNAMES(pl) *((PADNAMELIST **)PadlistARRAY (pl)) |
|
|
145 | #endif |
|
|
146 | |
|
|
147 | #if PERL_VERSION_ATLEAST(5,24,0) |
|
|
148 | # define SUB_ARGARRAY PL_curpad[0] |
|
|
149 | #else |
|
|
150 | # define SUB_ARGARRAY (SV *)cx->blk_sub.argarray |
|
|
151 | #endif |
|
|
152 | |
|
|
153 | /* perl usually suppresses asserts. for debugging, we sometimes force it to be on */ |
|
|
154 | #if 0 |
|
|
155 | # undef NDEBUG |
|
|
156 | # include <assert.h> |
|
|
157 | #endif |
|
|
158 | |
121 | static double (*nvtime)(); /* so why doesn't it take void? */ |
159 | static double (*nvtime)(); /* so why doesn't it take void? */ |
122 | static void (*u2time)(pTHX_ UV ret[2]); |
160 | static void (*u2time)(pTHX_ UV ret[2]); |
123 | |
161 | |
124 | /* we hijack an hopefully unused CV flag for our purposes */ |
162 | /* we hijack an hopefully unused CV flag for our purposes */ |
125 | #define CVf_SLF 0x4000 |
163 | #define CVf_SLF 0x4000 |
… | |
… | |
140 | |
178 | |
141 | static GV *irsgv; /* $/ */ |
179 | static GV *irsgv; /* $/ */ |
142 | static GV *stdoutgv; /* *STDOUT */ |
180 | static GV *stdoutgv; /* *STDOUT */ |
143 | static SV *rv_diehook; |
181 | static SV *rv_diehook; |
144 | static SV *rv_warnhook; |
182 | static SV *rv_warnhook; |
145 | static HV *hv_sig; /* %SIG */ |
|
|
146 | |
183 | |
147 | /* async_pool helper stuff */ |
184 | /* async_pool helper stuff */ |
148 | static SV *sv_pool_rss; |
185 | static SV *sv_pool_rss; |
149 | static SV *sv_pool_size; |
186 | static SV *sv_pool_size; |
150 | static SV *sv_async_pool_idle; /* description string */ |
187 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
727 | #endif |
764 | #endif |
728 | } |
765 | } |
729 | |
766 | |
730 | /* swap sv heads, at least logically */ |
767 | /* swap sv heads, at least logically */ |
731 | static void |
768 | static void |
732 | swap_svs (pTHX_ Coro__State c) |
769 | swap_svs_enter (pTHX_ Coro__State c) |
733 | { |
770 | { |
734 | int i; |
771 | int i; |
735 | |
772 | |
736 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
773 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
737 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
774 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
738 | } |
775 | } |
739 | |
776 | |
|
|
777 | static void |
|
|
778 | swap_svs_leave (pTHX_ Coro__State c) |
|
|
779 | { |
|
|
780 | int i; |
|
|
781 | |
|
|
782 | for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2) |
|
|
783 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
|
|
784 | } |
|
|
785 | |
740 | #define SWAP_SVS(coro) \ |
786 | #define SWAP_SVS_ENTER(coro) \ |
741 | if (ecb_expect_false ((coro)->swap_sv)) \ |
787 | if (ecb_expect_false ((coro)->swap_sv)) \ |
742 | swap_svs (aTHX_ (coro)) |
788 | swap_svs_enter (aTHX_ (coro)) |
|
|
789 | |
|
|
790 | #define SWAP_SVS_LEAVE(coro) \ |
|
|
791 | if (ecb_expect_false ((coro)->swap_sv)) \ |
|
|
792 | swap_svs_leave (aTHX_ (coro)) |
743 | |
793 | |
744 | static void |
794 | static void |
745 | on_enterleave_call (pTHX_ SV *cb); |
795 | on_enterleave_call (pTHX_ SV *cb); |
746 | |
796 | |
747 | static void |
797 | static void |
… | |
… | |
800 | |
850 | |
801 | for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) |
851 | 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]); |
852 | ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); |
803 | } |
853 | } |
804 | |
854 | |
805 | SWAP_SVS (c); |
855 | SWAP_SVS_ENTER (c); |
806 | } |
856 | } |
807 | |
857 | |
808 | static void |
858 | static void |
809 | save_perl (pTHX_ Coro__State c) |
859 | save_perl (pTHX_ Coro__State c) |
810 | { |
860 | { |
811 | SWAP_SVS (c); |
861 | SWAP_SVS_LEAVE (c); |
812 | |
862 | |
813 | if (ecb_expect_false (c->on_leave_xs)) |
863 | if (ecb_expect_false (c->on_leave_xs)) |
814 | { |
864 | { |
815 | int i; |
865 | int i; |
816 | |
866 | |
… | |
… | |
951 | #endif |
1001 | #endif |
952 | |
1002 | |
953 | New(54,PL_savestack,24,ANY); |
1003 | New(54,PL_savestack,24,ANY); |
954 | PL_savestack_ix = 0; |
1004 | PL_savestack_ix = 0; |
955 | PL_savestack_max = 24; |
1005 | PL_savestack_max = 24; |
|
|
1006 | #if PERL_VERSION_ATLEAST (5,24,0) |
|
|
1007 | /* perl 5.24 moves SS_MAXPUSH optimisation from */ |
|
|
1008 | /* the header macros to PL_savestack_max */ |
|
|
1009 | PL_savestack_max -= SS_MAXPUSH; |
|
|
1010 | #endif |
956 | |
1011 | |
957 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1012 | #if !PERL_VERSION_ATLEAST (5,10,0) |
958 | New(54,PL_retstack,4,OP*); |
1013 | New(54,PL_retstack,4,OP*); |
959 | PL_retstack_ix = 0; |
1014 | PL_retstack_ix = 0; |
960 | PL_retstack_max = 4; |
1015 | PL_retstack_max = 4; |
… | |
… | |
1026 | } |
1081 | } |
1027 | |
1082 | |
1028 | return rss; |
1083 | return rss; |
1029 | } |
1084 | } |
1030 | |
1085 | |
1031 | /** coroutine stack handling ************************************************/ |
1086 | /** provide custom get/set/clear methods for %SIG elements ******************/ |
1032 | |
|
|
1033 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
1034 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
1035 | static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg); |
|
|
1036 | |
1087 | |
1037 | /* apparently < 5.8.8 */ |
1088 | /* apparently < 5.8.8 */ |
1038 | #ifndef MgPV_nolen_const |
1089 | #ifndef MgPV_nolen_const |
1039 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1090 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1040 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1091 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1041 | (const char*)(mg)->mg_ptr) |
1092 | (const char*)(mg)->mg_ptr) |
1042 | #endif |
1093 | #endif |
|
|
1094 | |
|
|
1095 | /* this will be a patched copy of PL_vtbl_sigelem */ |
|
|
1096 | static MGVTBL coro_sigelem_vtbl; |
|
|
1097 | |
|
|
1098 | static int ecb_cold |
|
|
1099 | coro_sig_copy (pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *name, I32 namlen) |
|
|
1100 | { |
|
|
1101 | char *key = SvPV_nolen ((SV *)name); |
|
|
1102 | |
|
|
1103 | /* do what mg_copy normally does */ |
|
|
1104 | sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen); |
|
|
1105 | assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem); |
|
|
1106 | |
|
|
1107 | /* patch sigelem vtbl, but only for __WARN__ and __DIE__ */ |
|
|
1108 | if (*key == '_' |
|
|
1109 | && (strEQ (key, "__DIE__") |
|
|
1110 | || strEQ (key, "__WARN__"))) |
|
|
1111 | mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl; |
|
|
1112 | |
|
|
1113 | return 1; |
|
|
1114 | } |
|
|
1115 | |
|
|
1116 | /* perl does not have a %SIG vtbl, we provide one so we can override */ |
|
|
1117 | /* the magic vtbl for the __DIE__ and __WARN__ members */ |
|
|
1118 | static const MGVTBL coro_sig_vtbl = { |
|
|
1119 | 0, 0, 0, 0, 0, |
|
|
1120 | coro_sig_copy |
|
|
1121 | }; |
1043 | |
1122 | |
1044 | /* |
1123 | /* |
1045 | * This overrides the default magic get method of %SIG elements. |
1124 | * 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 |
1125 | * 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), |
1126 | * and instead of trying to save and restore the hash elements (extremely slow), |
… | |
… | |
1049 | */ |
1128 | */ |
1050 | static int ecb_cold |
1129 | static int ecb_cold |
1051 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1130 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1052 | { |
1131 | { |
1053 | const char *s = MgPV_nolen_const (mg); |
1132 | const char *s = MgPV_nolen_const (mg); |
|
|
1133 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1134 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1054 | |
1135 | |
1055 | if (*s == '_') |
1136 | SV *ssv; |
1056 | { |
|
|
1057 | SV **svp = 0; |
|
|
1058 | |
1137 | |
1059 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1060 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1061 | |
|
|
1062 | if (svp) |
1138 | if (!*svp) |
1063 | { |
|
|
1064 | SV *ssv; |
|
|
1065 | |
|
|
1066 | if (!*svp) |
|
|
1067 | ssv = &PL_sv_undef; |
1139 | ssv = &PL_sv_undef; |
1068 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
1140 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
1069 | ssv = sv_2mortal (newRV_inc (*svp)); |
1141 | ssv = sv_2mortal (newRV_inc (*svp)); |
1070 | else |
1142 | else |
1071 | ssv = *svp; |
1143 | ssv = *svp; |
1072 | |
1144 | |
1073 | sv_setsv (sv, ssv); |
1145 | sv_setsv (sv, ssv); |
1074 | return 0; |
1146 | return 0; |
1075 | } |
|
|
1076 | } |
|
|
1077 | |
|
|
1078 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
|
|
1079 | } |
1147 | } |
1080 | |
1148 | |
1081 | static int ecb_cold |
1149 | static int ecb_cold |
1082 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1150 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1083 | { |
1151 | { |
1084 | const char *s = MgPV_nolen_const (mg); |
1152 | const char *s = MgPV_nolen_const (mg); |
|
|
1153 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1154 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1085 | |
1155 | |
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; |
1156 | SV *old = *svp; |
1096 | *svp = 0; |
1157 | *svp = 0; |
1097 | SvREFCNT_dec (old); |
1158 | SvREFCNT_dec (old); |
1098 | return 0; |
1159 | return 0; |
1099 | } |
|
|
1100 | } |
|
|
1101 | |
|
|
1102 | return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0; |
|
|
1103 | } |
1160 | } |
1104 | |
1161 | |
1105 | static int ecb_cold |
1162 | static int ecb_cold |
1106 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1163 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1107 | { |
1164 | { |
1108 | const char *s = MgPV_nolen_const (mg); |
1165 | const char *s = MgPV_nolen_const (mg); |
|
|
1166 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1167 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1109 | |
1168 | |
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; |
1169 | SV *old = *svp; |
1120 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1170 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1121 | SvREFCNT_dec (old); |
1171 | SvREFCNT_dec (old); |
1122 | return 0; |
1172 | return 0; |
1123 | } |
|
|
1124 | } |
|
|
1125 | |
|
|
1126 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
|
|
1127 | } |
1173 | } |
1128 | |
1174 | |
1129 | static void |
1175 | static void |
1130 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1176 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1131 | { |
1177 | { |
… | |
… | |
1142 | static int |
1188 | static int |
1143 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1189 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1144 | { |
1190 | { |
1145 | return 1; |
1191 | return 1; |
1146 | } |
1192 | } |
|
|
1193 | |
|
|
1194 | /** coroutine stack handling ************************************************/ |
1147 | |
1195 | |
1148 | static UNOP init_perl_op; |
1196 | static UNOP init_perl_op; |
1149 | |
1197 | |
1150 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1198 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1151 | init_perl (pTHX_ struct coro *coro) |
1199 | init_perl (pTHX_ struct coro *coro) |
… | |
… | |
1194 | myop.op_next = Nullop; |
1242 | myop.op_next = Nullop; |
1195 | myop.op_type = OP_ENTERSUB; |
1243 | myop.op_type = OP_ENTERSUB; |
1196 | myop.op_flags = OPf_WANT_VOID; |
1244 | myop.op_flags = OPf_WANT_VOID; |
1197 | |
1245 | |
1198 | PUSHMARK (SP); |
1246 | PUSHMARK (SP); |
1199 | PUSHs ((SV *)coro->startcv); |
1247 | XPUSHs ((SV *)coro->startcv); |
1200 | PUTBACK; |
1248 | PUTBACK; |
1201 | PL_op = (OP *)&myop; |
1249 | PL_op = (OP *)&myop; |
1202 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1250 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1203 | } |
1251 | } |
1204 | |
1252 | |
… | |
… | |
1218 | PL_op = (OP *)&init_perl_op; |
1266 | PL_op = (OP *)&init_perl_op; |
1219 | |
1267 | |
1220 | /* copy throw, in case it was set before init_perl */ |
1268 | /* copy throw, in case it was set before init_perl */ |
1221 | CORO_THROW = coro->except; |
1269 | CORO_THROW = coro->except; |
1222 | |
1270 | |
1223 | SWAP_SVS (coro); |
1271 | SWAP_SVS_ENTER (coro); |
1224 | |
1272 | |
1225 | if (ecb_expect_false (enable_times)) |
1273 | if (ecb_expect_false (enable_times)) |
1226 | { |
1274 | { |
1227 | coro_times_update (); |
1275 | coro_times_update (); |
1228 | coro_times_sub (coro); |
1276 | coro_times_sub (coro); |
… | |
… | |
1266 | /* this will cause transfer_check to croak on block*/ |
1314 | /* this will cause transfer_check to croak on block*/ |
1267 | SvRV_set (coro_current, (SV *)coro->hv); |
1315 | SvRV_set (coro_current, (SV *)coro->hv); |
1268 | |
1316 | |
1269 | load_perl (aTHX_ coro); |
1317 | load_perl (aTHX_ coro); |
1270 | |
1318 | |
|
|
1319 | /* restore swapped sv's */ |
|
|
1320 | SWAP_SVS_LEAVE (coro); |
|
|
1321 | |
1271 | coro_unwind_stacks (aTHX); |
1322 | coro_unwind_stacks (aTHX); |
1272 | |
|
|
1273 | /* restore swapped sv's */ |
|
|
1274 | SWAP_SVS (coro); |
|
|
1275 | |
1323 | |
1276 | coro_destruct_stacks (aTHX); |
1324 | coro_destruct_stacks (aTHX); |
1277 | |
1325 | |
1278 | /* now save some sv's to be free'd later */ |
1326 | /* now save some sv's to be free'd later */ |
1279 | svf [0] = GvSV (PL_defgv); |
1327 | svf [0] = GvSV (PL_defgv); |
… | |
… | |
1352 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1400 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1353 | |
1401 | |
1354 | PL_runops = RUNOPS_DEFAULT; |
1402 | PL_runops = RUNOPS_DEFAULT; |
1355 | ENTER; |
1403 | ENTER; |
1356 | SAVETMPS; |
1404 | SAVETMPS; |
|
|
1405 | PUSHMARK (SP); |
1357 | EXTEND (SP, 3); |
1406 | EXTEND (SP, 3); |
1358 | PUSHMARK (SP); |
|
|
1359 | PUSHs (&PL_sv_no); |
1407 | PUSHs (&PL_sv_no); |
1360 | PUSHs (fullname); |
1408 | PUSHs (fullname); |
1361 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1409 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1362 | PUTBACK; |
1410 | PUTBACK; |
1363 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1411 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
… | |
… | |
1390 | gv_efullname3 (fullname, gv, 0); |
1438 | gv_efullname3 (fullname, gv, 0); |
1391 | |
1439 | |
1392 | PL_runops = RUNOPS_DEFAULT; |
1440 | PL_runops = RUNOPS_DEFAULT; |
1393 | ENTER; |
1441 | ENTER; |
1394 | SAVETMPS; |
1442 | SAVETMPS; |
|
|
1443 | PUSHMARK (SP); |
1395 | EXTEND (SP, 3); |
1444 | EXTEND (SP, 3); |
1396 | PUSHMARK (SP); |
|
|
1397 | PUSHs (&PL_sv_yes); |
1445 | PUSHs (&PL_sv_yes); |
1398 | PUSHs (fullname); |
1446 | PUSHs (fullname); |
1399 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1447 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc (SUB_ARGARRAY)) : &PL_sv_undef); |
1400 | PUTBACK; |
1448 | PUTBACK; |
1401 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1449 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1402 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1450 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1403 | SPAGAIN; |
1451 | SPAGAIN; |
1404 | FREETMPS; |
1452 | FREETMPS; |
… | |
… | |
1414 | dSP; |
1462 | dSP; |
1415 | |
1463 | |
1416 | PL_runops = RUNOPS_DEFAULT; |
1464 | PL_runops = RUNOPS_DEFAULT; |
1417 | ENTER; |
1465 | ENTER; |
1418 | SAVETMPS; |
1466 | SAVETMPS; |
1419 | EXTEND (SP, 3); |
|
|
1420 | PL_runops = RUNOPS_DEFAULT; |
|
|
1421 | PUSHMARK (SP); |
1467 | PUSHMARK (SP); |
|
|
1468 | EXTEND (SP, 2); |
1422 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1469 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1423 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1470 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1424 | PUTBACK; |
1471 | PUTBACK; |
1425 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
1472 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
1426 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1473 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
… | |
… | |
1526 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1573 | * 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. |
1574 | * runtime errors here, as this is just a random interpreter, not a thread. |
1528 | */ |
1575 | */ |
1529 | |
1576 | |
1530 | /* |
1577 | /* |
|
|
1578 | * pp_entersub in 5.24 no longer ENTERs, but perl_destruct |
|
|
1579 | * requires PL_scopestack_ix, so do it here if required. |
|
|
1580 | */ |
|
|
1581 | if (!PL_scopestack_ix) |
|
|
1582 | ENTER; |
|
|
1583 | |
|
|
1584 | /* |
1531 | * If perl-run returns we assume exit() was being called or the coro |
1585 | * 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) |
1586 | * 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 |
1587 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1534 | * doing in that case. YMMV. |
1588 | * doing in that case. YMMV. |
1535 | */ |
1589 | */ |
… | |
… | |
2337 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2391 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2338 | { |
2392 | { |
2339 | if (coro->cctx) |
2393 | if (coro->cctx) |
2340 | croak ("coro inside C callback, unable to cancel at this time, caught"); |
2394 | croak ("coro inside C callback, unable to cancel at this time, caught"); |
2341 | |
2395 | |
2342 | if (coro->flags & CF_NEW) |
2396 | if (coro->flags & (CF_NEW | CF_ZOMBIE)) |
2343 | { |
2397 | { |
2344 | coro_set_status (aTHX_ coro, arg, items); |
2398 | coro_set_status (aTHX_ coro, arg, items); |
2345 | coro_state_destroy (aTHX_ coro); |
2399 | coro_state_destroy (aTHX_ coro); |
2346 | } |
2400 | } |
2347 | else |
2401 | else |
… | |
… | |
2414 | else |
2468 | else |
2415 | { |
2469 | { |
2416 | av_clear (GvAV (PL_defgv)); |
2470 | av_clear (GvAV (PL_defgv)); |
2417 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2471 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2418 | |
2472 | |
|
|
2473 | if (ecb_expect_false (coro->swap_sv)) |
|
|
2474 | { |
|
|
2475 | SWAP_SVS_LEAVE (coro); |
|
|
2476 | SvREFCNT_dec_NN (coro->swap_sv); |
|
|
2477 | coro->swap_sv = 0; |
|
|
2478 | } |
|
|
2479 | |
2419 | coro->prio = 0; |
2480 | coro->prio = 0; |
2420 | |
2481 | |
2421 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
2482 | if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE)) |
2422 | api_trace (aTHX_ coro_current, 0); |
2483 | api_trace (aTHX_ coro_current, 0); |
2423 | |
2484 | |
2424 | frame->prepare = prepare_schedule; |
2485 | frame->prepare = prepare_schedule; |
2425 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2486 | av_push (av_async_pool, SvREFCNT_inc_NN (hv)); |
2426 | } |
2487 | } |
2427 | } |
2488 | } |
2428 | else |
2489 | else |
2429 | { |
2490 | { |
2430 | /* first iteration, simply fall through */ |
2491 | /* first iteration, simply fall through */ |
… | |
… | |
2444 | coro_rouse_callback (pTHX_ CV *cv) |
2505 | coro_rouse_callback (pTHX_ CV *cv) |
2445 | { |
2506 | { |
2446 | dXSARGS; |
2507 | dXSARGS; |
2447 | SV *data = (SV *)S_GENSUB_ARG; |
2508 | SV *data = (SV *)S_GENSUB_ARG; |
2448 | |
2509 | |
|
|
2510 | /* data starts being the coro, and is replaced by the results when done */ |
2449 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2511 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2450 | { |
2512 | { |
2451 | /* first call, set args */ |
2513 | /* first call, set args */ |
2452 | SV *coro = SvRV (data); |
2514 | SV *coro = SvRV (data); |
2453 | AV *av = newAV (); |
2515 | AV *av = newAV (); |
… | |
… | |
2457 | /* better take a full copy of the arguments */ |
2519 | /* better take a full copy of the arguments */ |
2458 | while (items--) |
2520 | while (items--) |
2459 | av_store (av, items, newSVsv (ST (items))); |
2521 | av_store (av, items, newSVsv (ST (items))); |
2460 | |
2522 | |
2461 | api_ready (aTHX_ coro); |
2523 | api_ready (aTHX_ coro); |
2462 | SvREFCNT_dec (coro); |
2524 | SvREFCNT_dec_NN (coro); |
2463 | } |
2525 | } |
2464 | |
2526 | |
2465 | XSRETURN_EMPTY; |
2527 | XSRETURN_EMPTY; |
2466 | } |
2528 | } |
2467 | |
2529 | |
… | |
… | |
2536 | struct coro *coro = SvSTATE_hv (hv); |
2598 | struct coro *coro = SvSTATE_hv (hv); |
2537 | SV *data = newRV_inc ((SV *)hv); |
2599 | SV *data = newRV_inc ((SV *)hv); |
2538 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2600 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2539 | |
2601 | |
2540 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2602 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2541 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2603 | SvREFCNT_dec_NN (data); /* magicext increases the refcount */ |
2542 | |
2604 | |
2543 | SvREFCNT_dec (coro->rouse_cb); |
2605 | SvREFCNT_dec (coro->rouse_cb); |
2544 | coro->rouse_cb = SvREFCNT_inc_NN (cb); |
2606 | coro->rouse_cb = SvREFCNT_inc_NN (cb); |
2545 | |
2607 | |
2546 | return cb; |
2608 | return cb; |
… | |
… | |
3555 | |
3617 | |
3556 | map_len = load_len + save_len + 16; |
3618 | map_len = load_len + save_len + 16; |
3557 | |
3619 | |
3558 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3620 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3559 | |
3621 | |
|
|
3622 | if (map_base == (char *)MAP_FAILED) |
|
|
3623 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
|
|
3624 | |
3560 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3625 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3561 | |
3626 | |
3562 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3627 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3563 | memcpy (map_base, load_ptr, load_len); |
3628 | memcpy (map_base, load_ptr, load_len); |
3564 | |
3629 | |
… | |
… | |
3600 | cctx_current = cctx_new_empty (); |
3665 | cctx_current = cctx_new_empty (); |
3601 | |
3666 | |
3602 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3667 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3603 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3668 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3604 | |
3669 | |
3605 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3670 | { |
3606 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3671 | /* |
3607 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3672 | * we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig |
|
|
3673 | * by coro_sig_vtbl in hash values. |
|
|
3674 | */ |
|
|
3675 | MAGIC *mg = mg_find ((SV *)GvHV (gv_fetchpv ("SIG", GV_ADD | GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig); |
|
|
3676 | |
|
|
3677 | /* this only works if perl doesn't have a vtbl for %SIG */ |
|
|
3678 | assert (!mg->mg_virtual); |
|
|
3679 | |
|
|
3680 | /* |
|
|
3681 | * The irony is that the perl API itself asserts that mg_virtual |
|
|
3682 | * must be non-const, yet perl5porters insisted on marking their |
|
|
3683 | * vtbls as read-only, just to thwart perl modules from patching |
|
|
3684 | * them. |
|
|
3685 | */ |
|
|
3686 | mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl; |
|
|
3687 | mg->mg_flags |= MGf_COPY; |
|
|
3688 | |
|
|
3689 | coro_sigelem_vtbl = PL_vtbl_sigelem; |
|
|
3690 | coro_sigelem_vtbl.svt_get = coro_sigelem_get; |
|
|
3691 | coro_sigelem_vtbl.svt_set = coro_sigelem_set; |
|
|
3692 | coro_sigelem_vtbl.svt_clear = coro_sigelem_clr; |
|
|
3693 | } |
3608 | |
3694 | |
3609 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3610 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3695 | 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)); |
3696 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3612 | |
3697 | |
3613 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3698 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
|
|
3699 | |
|
|
3700 | newCONSTSUB (coro_state_stash, "BACKEND", newSVpv (CORO_BACKEND, 0)); /* undocumented */ |
3614 | |
3701 | |
3615 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3702 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3616 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3703 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3617 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3704 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3618 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
3705 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
… | |
… | |
3743 | call (Coro::State coro, SV *coderef) |
3830 | call (Coro::State coro, SV *coderef) |
3744 | ALIAS: |
3831 | ALIAS: |
3745 | eval = 1 |
3832 | eval = 1 |
3746 | CODE: |
3833 | CODE: |
3747 | { |
3834 | { |
|
|
3835 | struct coro *current = SvSTATE_current; |
|
|
3836 | |
3748 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3837 | if ((coro == current) || (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))) |
3749 | { |
3838 | { |
3750 | struct coro *current = SvSTATE_current; |
|
|
3751 | struct CoroSLF slf_save; |
3839 | struct CoroSLF slf_save; |
3752 | |
3840 | |
3753 | if (current != coro) |
3841 | if (current != coro) |
3754 | { |
3842 | { |
3755 | PUTBACK; |
3843 | PUTBACK; |
… | |
… | |
3920 | if (ecb_expect_false (current == self)) |
4008 | if (ecb_expect_false (current == self)) |
3921 | coro_times_sub (SvSTATE (coro_current)); |
4009 | coro_times_sub (SvSTATE (coro_current)); |
3922 | } |
4010 | } |
3923 | |
4011 | |
3924 | void |
4012 | void |
3925 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
4013 | swap_sv (Coro::State coro, SV *sva, SV *svb) |
3926 | CODE: |
4014 | CODE: |
3927 | { |
4015 | { |
3928 | struct coro *current = SvSTATE_current; |
4016 | struct coro *current = SvSTATE_current; |
|
|
4017 | AV *swap_sv; |
|
|
4018 | int i; |
|
|
4019 | |
|
|
4020 | sva = SvRV (sva); |
|
|
4021 | svb = SvRV (svb); |
3929 | |
4022 | |
3930 | if (current == coro) |
4023 | if (current == coro) |
3931 | SWAP_SVS (current); |
4024 | SWAP_SVS_LEAVE (current); |
3932 | |
4025 | |
3933 | if (!coro->swap_sv) |
4026 | if (!coro->swap_sv) |
3934 | coro->swap_sv = newAV (); |
4027 | coro->swap_sv = newAV (); |
3935 | |
4028 | |
|
|
4029 | swap_sv = coro->swap_sv; |
|
|
4030 | |
|
|
4031 | for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2) |
|
|
4032 | { |
|
|
4033 | SV *a = AvARRAY (swap_sv)[i ]; |
|
|
4034 | SV *b = AvARRAY (swap_sv)[i + 1]; |
|
|
4035 | |
|
|
4036 | if (a == sva && b == svb) |
|
|
4037 | { |
|
|
4038 | SvREFCNT_dec_NN (a); |
|
|
4039 | SvREFCNT_dec_NN (b); |
|
|
4040 | |
|
|
4041 | for (; i <= AvFILLp (swap_sv) - 2; i++) |
|
|
4042 | AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2]; |
|
|
4043 | |
|
|
4044 | AvFILLp (swap_sv) -= 2; |
|
|
4045 | |
|
|
4046 | goto removed; |
|
|
4047 | } |
|
|
4048 | } |
|
|
4049 | |
3936 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
4050 | av_push (swap_sv, SvREFCNT_inc_NN (sva)); |
3937 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
4051 | av_push (swap_sv, SvREFCNT_inc_NN (svb)); |
|
|
4052 | |
|
|
4053 | removed: |
3938 | |
4054 | |
3939 | if (current == coro) |
4055 | if (current == coro) |
3940 | SWAP_SVS (current); |
4056 | SWAP_SVS_ENTER (current); |
3941 | } |
4057 | } |
3942 | |
4058 | |
3943 | |
4059 | |
3944 | MODULE = Coro::State PACKAGE = Coro |
4060 | MODULE = Coro::State PACKAGE = Coro |
3945 | |
4061 | |
… | |
… | |
3986 | coroapi.enterleave_hook = api_enterleave_hook; |
4102 | coroapi.enterleave_hook = api_enterleave_hook; |
3987 | coroapi.enterleave_unhook = api_enterleave_unhook; |
4103 | coroapi.enterleave_unhook = api_enterleave_unhook; |
3988 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
4104 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
3989 | |
4105 | |
3990 | /*GCoroAPI = &coroapi;*/ |
4106 | /*GCoroAPI = &coroapi;*/ |
3991 | sv_setiv (sv, (IV)&coroapi); |
4107 | sv_setiv (sv, PTR2IV (&coroapi)); |
3992 | SvREADONLY_on (sv); |
4108 | SvREADONLY_on (sv); |
3993 | } |
4109 | } |
3994 | } |
4110 | } |
3995 | |
4111 | |
3996 | SV * |
4112 | SV * |
… | |
… | |
4259 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4375 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4260 | OUTPUT: |
4376 | OUTPUT: |
4261 | RETVAL |
4377 | RETVAL |
4262 | |
4378 | |
4263 | void |
4379 | void |
4264 | up (SV *self, int adjust = 1) |
4380 | up (SV *self) |
4265 | ALIAS: |
|
|
4266 | adjust = 1 |
|
|
4267 | CODE: |
4381 | CODE: |
|
|
4382 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1); |
|
|
4383 | |
|
|
4384 | void |
|
|
4385 | adjust (SV *self, int adjust) |
|
|
4386 | CODE: |
4268 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
4387 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust); |
4269 | |
4388 | |
4270 | void |
4389 | void |
4271 | down (...) |
4390 | down (...) |
4272 | CODE: |
4391 | CODE: |
4273 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
4392 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |