… | |
… | |
130 | #else |
130 | #else |
131 | # define LOCK (void)0 |
131 | # define LOCK (void)0 |
132 | # define UNLOCK (void)0 |
132 | # define UNLOCK (void)0 |
133 | #endif |
133 | #endif |
134 | |
134 | |
|
|
135 | #define strpair(const) const, sizeof (const) - 1 |
|
|
136 | |
135 | /* helper storage struct for Coro::AIO */ |
137 | /* helper storage struct for Coro::AIO */ |
136 | struct io_state |
138 | struct io_state |
137 | { |
139 | { |
138 | int errorno; |
140 | int errorno; |
139 | I32 laststype; |
141 | I32 laststype; |
… | |
… | |
148 | static HV *coro_state_stash, *coro_stash; |
150 | static HV *coro_state_stash, *coro_stash; |
149 | static SV *coro_mortal; /* will be freed after next transfer */ |
151 | static SV *coro_mortal; /* will be freed after next transfer */ |
150 | |
152 | |
151 | static GV *irsgv; /* $/ */ |
153 | static GV *irsgv; /* $/ */ |
152 | static GV *stdoutgv; /* *STDOUT */ |
154 | static GV *stdoutgv; /* *STDOUT */ |
|
|
155 | |
|
|
156 | static HV *hv_sig; /* %SIG */ |
153 | static SV *sv_diehook; |
157 | static SV *sv_diehook; |
154 | static SV *sv_warnhook; |
158 | static SV *sv_warnhook; |
155 | |
159 | |
156 | /* async_pool helper stuff */ |
160 | /* async_pool helper stuff */ |
157 | static SV *sv_pool_rss; |
161 | static SV *sv_pool_rss; |
… | |
… | |
267 | get_sv (name, create); |
271 | get_sv (name, create); |
268 | #endif |
272 | #endif |
269 | return get_sv (name, create); |
273 | return get_sv (name, create); |
270 | } |
274 | } |
271 | |
275 | |
272 | static SV * |
276 | static AV * |
273 | coro_get_av (const char *name, int create) |
277 | coro_get_av (const char *name, int create) |
274 | { |
278 | { |
275 | #if PERL_VERSION_ATLEAST (5,9,0) |
279 | #if PERL_VERSION_ATLEAST (5,9,0) |
276 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
280 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
277 | get_av (name, create); |
281 | get_av (name, create); |
278 | #endif |
282 | #endif |
279 | return get_av (name, create); |
283 | return get_av (name, create); |
|
|
284 | } |
|
|
285 | |
|
|
286 | static HV * |
|
|
287 | coro_get_hv (const char *name, int create) |
|
|
288 | { |
|
|
289 | #if PERL_VERSION_ATLEAST (5,9,0) |
|
|
290 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
|
|
291 | get_hv (name, create); |
|
|
292 | #endif |
|
|
293 | return get_hv (name, create); |
280 | } |
294 | } |
281 | |
295 | |
282 | static AV * |
296 | static AV * |
283 | coro_clone_padlist (pTHX_ CV *cv) |
297 | coro_clone_padlist (pTHX_ CV *cv) |
284 | { |
298 | { |
… | |
… | |
439 | |
453 | |
440 | #define VAR(name,type) PL_ ## name = slot->name; |
454 | #define VAR(name,type) PL_ ## name = slot->name; |
441 | # include "state.h" |
455 | # include "state.h" |
442 | #undef VAR |
456 | #undef VAR |
443 | |
457 | |
|
|
458 | /*hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);*/ |
|
|
459 | /*hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);*/ |
|
|
460 | |
444 | { |
461 | { |
445 | dSP; |
462 | dSP; |
446 | |
463 | |
447 | CV *cv; |
464 | CV *cv; |
448 | |
465 | |
… | |
… | |
507 | |
524 | |
508 | PUTBACK; |
525 | PUTBACK; |
509 | } |
526 | } |
510 | |
527 | |
511 | /* allocate some space on the context stack for our purposes */ |
528 | /* allocate some space on the context stack for our purposes */ |
|
|
529 | /* we manually unroll here, as usually 2 slots is enough */ |
|
|
530 | if (SLOT_COUNT >= 1) CXINC; |
|
|
531 | if (SLOT_COUNT >= 2) CXINC; |
|
|
532 | if (SLOT_COUNT >= 3) CXINC; |
512 | { |
533 | { |
513 | /* we manually unroll here, as usually 2 slots is enough */ |
|
|
514 | int i; |
534 | int i; |
515 | if (SLOT_COUNT >= 1) CXINC; |
|
|
516 | if (SLOT_COUNT >= 2) CXINC; |
|
|
517 | if (SLOT_COUNT >= 3) CXINC; |
|
|
518 | for (i = 3; i < SLOT_COUNT; ++i) |
535 | for (i = 3; i < SLOT_COUNT; ++i) |
519 | CXINC; |
536 | CXINC; |
520 | |
|
|
521 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
|
|
522 | } |
537 | } |
|
|
538 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
523 | |
539 | |
524 | c->mainstack = PL_mainstack; |
540 | c->mainstack = PL_mainstack; |
525 | |
541 | |
526 | { |
542 | { |
527 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
543 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
… | |
… | |
541 | * allocate various perl stacks. This is an exact copy |
557 | * allocate various perl stacks. This is an exact copy |
542 | * of perl.c:init_stacks, except that it uses less memory |
558 | * of perl.c:init_stacks, except that it uses less memory |
543 | * on the (sometimes correct) assumption that coroutines do |
559 | * on the (sometimes correct) assumption that coroutines do |
544 | * not usually need a lot of stackspace. |
560 | * not usually need a lot of stackspace. |
545 | */ |
561 | */ |
546 | #if CORO_PREFER_PERL_FUNCTIONS |
562 | #if 1 |
547 | # define coro_init_stacks init_stacks |
563 | # define coro_init_stacks init_stacks |
548 | #else |
564 | #else |
549 | static void |
565 | static void |
550 | coro_init_stacks (pTHX) |
566 | coro_init_stacks (pTHX) |
551 | { |
567 | { |
… | |
… | |
671 | PL_curpm = 0; |
687 | PL_curpm = 0; |
672 | PL_curpad = 0; |
688 | PL_curpad = 0; |
673 | PL_localizing = 0; |
689 | PL_localizing = 0; |
674 | PL_dirty = 0; |
690 | PL_dirty = 0; |
675 | PL_restartop = 0; |
691 | PL_restartop = 0; |
676 | PL_diehook = SvREFCNT_inc (sv_diehook); |
692 | PL_diehook = 0; hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
677 | PL_warnhook = SvREFCNT_inc (sv_warnhook); |
693 | PL_warnhook = 0; hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
678 | |
694 | |
679 | GvSV (PL_defgv) = newSV (0); |
695 | GvSV (PL_defgv) = newSV (0); |
680 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
696 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
681 | GvSV (PL_errgv) = newSV (0); |
697 | GvSV (PL_errgv) = newSV (0); |
682 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
698 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
… | |
… | |
791 | PUSHMARK (SP); |
807 | PUSHMARK (SP); |
792 | PUSHs (&PL_sv_no); |
808 | PUSHs (&PL_sv_no); |
793 | PUSHs (fullname); |
809 | PUSHs (fullname); |
794 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
810 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
795 | PUTBACK; |
811 | PUTBACK; |
796 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
812 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
797 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
813 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
798 | SPAGAIN; |
814 | SPAGAIN; |
799 | FREETMPS; |
815 | FREETMPS; |
800 | LEAVE; |
816 | LEAVE; |
801 | PL_runops = runops_trace; |
817 | PL_runops = runops_trace; |
… | |
… | |
830 | PUSHMARK (SP); |
846 | PUSHMARK (SP); |
831 | PUSHs (&PL_sv_yes); |
847 | PUSHs (&PL_sv_yes); |
832 | PUSHs (fullname); |
848 | PUSHs (fullname); |
833 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
849 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
834 | PUTBACK; |
850 | PUTBACK; |
835 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
851 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
836 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
852 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
837 | SPAGAIN; |
853 | SPAGAIN; |
838 | FREETMPS; |
854 | FREETMPS; |
839 | LEAVE; |
855 | LEAVE; |
840 | PL_runops = runops_trace; |
856 | PL_runops = runops_trace; |
… | |
… | |
854 | PL_runops = RUNOPS_DEFAULT; |
870 | PL_runops = RUNOPS_DEFAULT; |
855 | PUSHMARK (SP); |
871 | PUSHMARK (SP); |
856 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
872 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
857 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
873 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
858 | PUTBACK; |
874 | PUTBACK; |
859 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
875 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_line_cb"), 0); |
860 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
876 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
861 | SPAGAIN; |
877 | SPAGAIN; |
862 | FREETMPS; |
878 | FREETMPS; |
863 | LEAVE; |
879 | LEAVE; |
864 | PL_runops = runops_trace; |
880 | PL_runops = runops_trace; |
… | |
… | |
874 | |
890 | |
875 | /* inject a fake call to Coro::State::_cctx_init into the execution */ |
891 | /* inject a fake call to Coro::State::_cctx_init into the execution */ |
876 | /* _cctx_init should be careful, as it could be called at almost any time */ |
892 | /* _cctx_init should be careful, as it could be called at almost any time */ |
877 | /* during execution of a perl program */ |
893 | /* during execution of a perl program */ |
878 | static void NOINLINE |
894 | static void NOINLINE |
879 | prepare_cctx (pTHX_ coro_cctx *cctx) |
895 | cctx_prepare (pTHX_ coro_cctx *cctx) |
880 | { |
896 | { |
881 | dSP; |
897 | dSP; |
882 | LOGOP myop; |
898 | LOGOP myop; |
883 | |
899 | |
884 | PL_top_env = &PL_start_env; |
900 | PL_top_env = &PL_start_env; |
… | |
… | |
902 | |
918 | |
903 | /* |
919 | /* |
904 | * this is a _very_ stripped down perl interpreter ;) |
920 | * this is a _very_ stripped down perl interpreter ;) |
905 | */ |
921 | */ |
906 | static void |
922 | static void |
907 | coro_run (void *arg) |
923 | cctx_run (void *arg) |
908 | { |
924 | { |
909 | dTHX; |
925 | dTHX; |
910 | |
926 | |
911 | /* coro_run is the alternative tail of transfer(), so unlock here. */ |
927 | /* cctx_run is the alternative tail of transfer(), so unlock here. */ |
912 | UNLOCK; |
928 | UNLOCK; |
913 | |
929 | |
914 | /* we now skip the entersub that lead to transfer() */ |
930 | /* we now skip the entersub that lead to transfer() */ |
915 | PL_op = PL_op->op_next; |
931 | PL_op = PL_op->op_next; |
916 | |
932 | |
917 | /* inject a fake subroutine call to cctx_init */ |
933 | /* inject a fake subroutine call to cctx_init */ |
918 | prepare_cctx (aTHX_ (coro_cctx *)arg); |
934 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
919 | |
935 | |
920 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
936 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
921 | PL_restartop = PL_op; |
937 | PL_restartop = PL_op; |
922 | perl_run (PL_curinterp); |
938 | perl_run (PL_curinterp); |
923 | |
939 | |
… | |
… | |
942 | ++cctx_count; |
958 | ++cctx_count; |
943 | |
959 | |
944 | Newz (0, cctx, 1, coro_cctx); |
960 | Newz (0, cctx, 1, coro_cctx); |
945 | |
961 | |
946 | #if HAVE_MMAP |
962 | #if HAVE_MMAP |
947 | |
|
|
948 | cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
963 | cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
949 | /* mmap supposedly does allocate-on-write for us */ |
964 | /* mmap supposedly does allocate-on-write for us */ |
950 | cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
965 | cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
951 | |
966 | |
952 | if (cctx->sptr != (void *)-1) |
967 | if (cctx->sptr != (void *)-1) |
… | |
… | |
973 | stack_start = cctx->sptr; |
988 | stack_start = cctx->sptr; |
974 | stack_size = cctx->ssize; |
989 | stack_size = cctx->ssize; |
975 | } |
990 | } |
976 | |
991 | |
977 | REGISTER_STACK (cctx, (char *)stack_start, (char *)stack_start + stack_size); |
992 | REGISTER_STACK (cctx, (char *)stack_start, (char *)stack_start + stack_size); |
978 | coro_create (&cctx->cctx, coro_run, (void *)cctx, stack_start, stack_size); |
993 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size); |
979 | |
994 | |
980 | return cctx; |
995 | return cctx; |
981 | } |
996 | } |
982 | |
997 | |
983 | static void |
998 | static void |
… | |
… | |
1124 | prev->cctx = 0; |
1139 | prev->cctx = 0; |
1125 | |
1140 | |
1126 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
1141 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
1127 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
1142 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
1128 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
1143 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
|
|
1144 | if (!next->cctx) |
1129 | next->cctx = cctx_get (aTHX); |
1145 | next->cctx = cctx_get (aTHX); |
1130 | |
1146 | |
1131 | cctx_put (prev__cctx); |
1147 | cctx_put (prev__cctx); |
1132 | } |
1148 | } |
1133 | |
1149 | |
1134 | ++next->usecount; |
1150 | ++next->usecount; |
… | |
… | |
1487 | BOOT_PAGESIZE; |
1503 | BOOT_PAGESIZE; |
1488 | |
1504 | |
1489 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1505 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1490 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1506 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1491 | |
1507 | |
|
|
1508 | hv_sig = coro_get_hv ("SIG", TRUE); |
1492 | sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); |
1509 | sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); |
1493 | sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); |
1510 | sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); |
1494 | |
1511 | |
1495 | if (!PL_diehook) PL_diehook = SvREFCNT_inc (sv_diehook); |
1512 | if (!PL_diehook ) hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
1496 | if (!PL_warnhook) PL_warnhook = SvREFCNT_inc (sv_warnhook); |
1513 | if (!PL_warnhook) hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
1497 | |
1514 | |
1498 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1515 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1499 | |
1516 | |
1500 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1517 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1501 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1518 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
… | |
… | |
1828 | CODE: |
1845 | CODE: |
1829 | { |
1846 | { |
1830 | struct coro *coro = SvSTATE (coro_current); |
1847 | struct coro *coro = SvSTATE (coro_current); |
1831 | HV *hv = (HV *)SvRV (coro_current); |
1848 | HV *hv = (HV *)SvRV (coro_current); |
1832 | AV *defav = GvAV (PL_defgv); |
1849 | AV *defav = GvAV (PL_defgv); |
1833 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
1850 | SV *invoke = hv_delete (hv, strpair ("_invoke"), 0); |
1834 | AV *invoke_av; |
1851 | AV *invoke_av; |
1835 | int i, len; |
1852 | int i, len; |
1836 | |
1853 | |
1837 | if (!invoke) |
1854 | if (!invoke) |
1838 | croak ("\3async_pool terminate\2\n"); |
1855 | croak ("\3async_pool terminate\2\n"); |
1839 | |
1856 | |
1840 | SvREFCNT_dec (coro->saved_deffh); |
1857 | SvREFCNT_dec (coro->saved_deffh); |
1841 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1858 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1842 | |
1859 | |
1843 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1860 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1844 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
1861 | newSVpvn (strpair ("[async_pool]")), 0); |
1845 | |
1862 | |
1846 | invoke_av = (AV *)SvRV (invoke); |
1863 | invoke_av = (AV *)SvRV (invoke); |
1847 | len = av_len (invoke_av); |
1864 | len = av_len (invoke_av); |
1848 | |
1865 | |
1849 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
1866 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
… | |
… | |
1872 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1889 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1873 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1890 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1874 | croak ("\3async_pool terminate\2\n"); |
1891 | croak ("\3async_pool terminate\2\n"); |
1875 | |
1892 | |
1876 | av_clear (GvAV (PL_defgv)); |
1893 | av_clear (GvAV (PL_defgv)); |
1877 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1894 | hv_store ((HV *)SvRV (coro_current), strpair ("desc"), |
1878 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1895 | newSVpvn (strpair ("[async_pool idle]")), 0); |
1879 | |
1896 | |
1880 | coro->prio = 0; |
1897 | coro->prio = 0; |
1881 | |
1898 | |
1882 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1899 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1883 | api_trace (coro_current, 0); |
1900 | api_trace (coro_current, 0); |