… | |
… | |
75 | /* 5.8.7 */ |
75 | /* 5.8.7 */ |
76 | #ifndef SvRV_set |
76 | #ifndef SvRV_set |
77 | # define SvRV_set(s,v) SvRV(s) = (v) |
77 | # define SvRV_set(s,v) SvRV(s) = (v) |
78 | #endif |
78 | #endif |
79 | |
79 | |
|
|
80 | /* 5.8.8 */ |
|
|
81 | #ifndef GV_NOTQUAL |
|
|
82 | # define GV_NOTQUAL 0 |
|
|
83 | #endif |
|
|
84 | #ifndef newSV |
|
|
85 | # define newSV(l) NEWSV(0,l) |
|
|
86 | #endif |
|
|
87 | |
80 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
88 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
81 | # undef CORO_STACKGUARD |
89 | # undef CORO_STACKGUARD |
82 | #endif |
90 | #endif |
83 | |
91 | |
84 | #ifndef CORO_STACKGUARD |
92 | #ifndef CORO_STACKGUARD |
… | |
… | |
98 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
106 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
99 | |
107 | |
100 | #if __GNUC__ >= 3 |
108 | #if __GNUC__ >= 3 |
101 | # define attribute(x) __attribute__(x) |
109 | # define attribute(x) __attribute__(x) |
102 | # define BARRIER __asm__ __volatile__ ("" : : : "memory") |
110 | # define BARRIER __asm__ __volatile__ ("" : : : "memory") |
|
|
111 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
103 | #else |
112 | #else |
104 | # define attribute(x) |
113 | # define attribute(x) |
105 | # define BARRIER |
114 | # define BARRIER |
|
|
115 | # define expect(expr,value) (expr) |
106 | #endif |
116 | #endif |
|
|
117 | |
|
|
118 | #define expect_false(expr) expect ((expr) != 0, 0) |
|
|
119 | #define expect_true(expr) expect ((expr) != 0, 1) |
107 | |
120 | |
108 | #define NOINLINE attribute ((noinline)) |
121 | #define NOINLINE attribute ((noinline)) |
109 | |
122 | |
110 | #include "CoroAPI.h" |
123 | #include "CoroAPI.h" |
111 | |
124 | |
… | |
… | |
131 | static struct CoroAPI coroapi; |
144 | static struct CoroAPI coroapi; |
132 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
145 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
133 | static JMPENV *main_top_env; |
146 | static JMPENV *main_top_env; |
134 | static HV *coro_state_stash, *coro_stash; |
147 | static HV *coro_state_stash, *coro_stash; |
135 | static SV *coro_mortal; /* will be freed after next transfer */ |
148 | static SV *coro_mortal; /* will be freed after next transfer */ |
|
|
149 | |
|
|
150 | static GV *irsgv; /* $/ */ |
|
|
151 | static GV *stdoutgv; /* *STDOUT */ |
136 | |
152 | |
137 | /* async_pool helper stuff */ |
153 | /* async_pool helper stuff */ |
138 | static SV *sv_pool_rss; |
154 | static SV *sv_pool_rss; |
139 | static SV *sv_pool_size; |
155 | static SV *sv_pool_size; |
140 | static AV *av_async_pool; |
156 | static AV *av_async_pool; |
… | |
… | |
184 | coro_cctx *cctx; |
200 | coro_cctx *cctx; |
185 | |
201 | |
186 | /* data associated with this coroutine (initial args) */ |
202 | /* data associated with this coroutine (initial args) */ |
187 | AV *args; |
203 | AV *args; |
188 | int refcnt; |
204 | int refcnt; |
189 | int save; /* CORO_SAVE flags */ |
|
|
190 | int flags; /* CF_ flags */ |
205 | int flags; /* CF_ flags */ |
191 | |
206 | |
192 | /* optionally saved, might be zero */ |
207 | /* optionally saved, might be zero */ |
193 | AV *defav; /* @_ */ |
208 | AV *defav; /* @_ */ |
194 | SV *defsv; /* $_ */ |
209 | SV *defsv; /* $_ */ |
195 | SV *errsv; /* $@ */ |
210 | SV *errsv; /* $@ */ |
196 | GV *deffh; /* default filehandle */ |
211 | SV *deffh; /* default filehandle */ |
197 | SV *irssv; /* $/ */ |
212 | SV *irssv; /* $/ */ |
198 | SV *irssv_sv; /* real $/ cache */ |
213 | SV *irssv_sv; /* real $/ cache */ |
199 | |
214 | |
200 | #define VAR(name,type) type name; |
215 | #define VAR(name,type) type name; |
201 | # include "state.h" |
216 | # include "state.h" |
202 | #undef VAR |
217 | #undef VAR |
203 | |
218 | |
204 | /* statistics */ |
219 | /* statistics */ |
205 | int usecount; /* number of switches to this coro */ |
220 | int usecount; /* number of transfers to this coro */ |
206 | |
221 | |
207 | /* coro process data */ |
222 | /* coro process data */ |
208 | int prio; |
223 | int prio; |
|
|
224 | SV *throw; |
|
|
225 | |
|
|
226 | /* async_pool */ |
|
|
227 | SV *saved_deffh; |
209 | |
228 | |
210 | /* linked list */ |
229 | /* linked list */ |
211 | struct coro *next, *prev; |
230 | struct coro *next, *prev; |
212 | HV *hv; /* the perl hash associated with this coro, if any */ |
231 | HV *hv; /* the perl hash associated with this coro, if any */ |
213 | }; |
232 | }; |
… | |
… | |
311 | MAGIC *mg; |
330 | MAGIC *mg; |
312 | |
331 | |
313 | if (SvROK (coro)) |
332 | if (SvROK (coro)) |
314 | coro = SvRV (coro); |
333 | coro = SvRV (coro); |
315 | |
334 | |
316 | if (SvTYPE (coro) != SVt_PVHV) |
335 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
317 | croak ("Coro::State object required"); |
336 | croak ("Coro::State object required"); |
318 | |
337 | |
319 | stash = SvSTASH (coro); |
338 | stash = SvSTASH (coro); |
320 | if (stash != coro_stash && stash != coro_state_stash) |
339 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
321 | { |
340 | { |
322 | /* very slow, but rare, check */ |
341 | /* very slow, but rare, check */ |
323 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
342 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
324 | croak ("Coro::State object required"); |
343 | croak ("Coro::State object required"); |
325 | } |
344 | } |
… | |
… | |
335 | get_padlist (pTHX_ CV *cv) |
354 | get_padlist (pTHX_ CV *cv) |
336 | { |
355 | { |
337 | MAGIC *mg = CORO_MAGIC (cv); |
356 | MAGIC *mg = CORO_MAGIC (cv); |
338 | AV *av; |
357 | AV *av; |
339 | |
358 | |
340 | if (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0) |
359 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
341 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
360 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
342 | else |
361 | else |
343 | { |
362 | { |
344 | #if CORO_PREFER_PERL_FUNCTIONS |
363 | #if CORO_PREFER_PERL_FUNCTIONS |
345 | /* this is probably cleaner, but also slower? */ |
364 | /* this is probably cleaner, but also slower? */ |
… | |
… | |
357 | put_padlist (pTHX_ CV *cv) |
376 | put_padlist (pTHX_ CV *cv) |
358 | { |
377 | { |
359 | MAGIC *mg = CORO_MAGIC (cv); |
378 | MAGIC *mg = CORO_MAGIC (cv); |
360 | AV *av; |
379 | AV *av; |
361 | |
380 | |
362 | if (!mg) |
381 | if (expect_false (!mg)) |
363 | { |
382 | { |
364 | sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0); |
383 | sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0); |
365 | mg = mg_find ((SV *)cv, PERL_MAGIC_coro); |
384 | mg = mg_find ((SV *)cv, PERL_MAGIC_coro); |
366 | mg->mg_virtual = &vtbl_coro; |
385 | mg->mg_virtual = &vtbl_coro; |
367 | mg->mg_obj = (SV *)newAV (); |
386 | mg->mg_obj = (SV *)newAV (); |
368 | } |
387 | } |
369 | |
388 | |
370 | av = (AV *)mg->mg_obj; |
389 | av = (AV *)mg->mg_obj; |
371 | |
390 | |
372 | if (AvFILLp (av) >= AvMAX (av)) |
391 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
373 | av_extend (av, AvMAX (av) + 1); |
392 | av_extend (av, AvMAX (av) + 1); |
374 | |
393 | |
375 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
394 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
376 | } |
395 | } |
377 | |
396 | |
378 | /** load & save, init *******************************************************/ |
397 | /** load & save, init *******************************************************/ |
379 | |
|
|
380 | #define SB do { |
|
|
381 | #define SE } while (0) |
|
|
382 | |
|
|
383 | #define REPLACE_SV(sv,val) SB SvREFCNT_dec (sv); (sv) = (val); (val) = 0; SE |
|
|
384 | |
398 | |
385 | static void |
399 | static void |
386 | load_perl (pTHX_ Coro__State c) |
400 | load_perl (pTHX_ Coro__State c) |
387 | { |
401 | { |
388 | #define VAR(name,type) PL_ ## name = c->name; |
402 | #define VAR(name,type) PL_ ## name = c->name; |
389 | # include "state.h" |
403 | # include "state.h" |
390 | #undef VAR |
404 | #undef VAR |
391 | |
405 | |
392 | if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav); |
406 | GvSV (PL_defgv) = c->defsv; |
393 | if (c->defsv) REPLACE_SV (DEFSV , c->defsv); |
407 | GvAV (PL_defgv) = c->defav; |
394 | if (c->errsv) REPLACE_SV (ERRSV , c->errsv); |
408 | GvSV (PL_errgv) = c->errsv; |
395 | if (c->deffh) REPLACE_SV (PL_defoutgv , c->deffh); |
409 | GvSV (irsgv) = c->irssv_sv; |
396 | |
|
|
397 | if (c->irssv) |
|
|
398 | { |
|
|
399 | if (c->irssv == PL_rs || sv_eq (PL_rs, c->irssv)) |
|
|
400 | { |
|
|
401 | SvREFCNT_dec (c->irssv); |
|
|
402 | c->irssv = 0; |
|
|
403 | } |
|
|
404 | else |
|
|
405 | { |
|
|
406 | REPLACE_SV (PL_rs, c->irssv); |
|
|
407 | if (!c->irssv_sv) c->irssv_sv = get_sv ("/", 0); |
|
|
408 | sv_setsv (c->irssv_sv, PL_rs); |
|
|
409 | } |
|
|
410 | } |
|
|
411 | |
410 | |
412 | { |
411 | { |
413 | dSP; |
412 | dSP; |
414 | CV *cv; |
413 | CV *cv; |
415 | |
414 | |
416 | /* now do the ugly restore mess */ |
415 | /* now do the ugly restore mess */ |
417 | while ((cv = (CV *)POPs)) |
416 | while (expect_true (cv = (CV *)POPs)) |
418 | { |
417 | { |
419 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
418 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
420 | CvDEPTH (cv) = PTR2IV (POPs); |
419 | CvDEPTH (cv) = PTR2IV (POPs); |
421 | CvPADLIST (cv) = (AV *)POPs; |
420 | CvPADLIST (cv) = (AV *)POPs; |
422 | } |
421 | } |
… | |
… | |
441 | |
440 | |
442 | XPUSHs (Nullsv); |
441 | XPUSHs (Nullsv); |
443 | /* this loop was inspired by pp_caller */ |
442 | /* this loop was inspired by pp_caller */ |
444 | for (;;) |
443 | for (;;) |
445 | { |
444 | { |
446 | while (cxix >= 0) |
445 | while (expect_true (cxix >= 0)) |
447 | { |
446 | { |
448 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
447 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
449 | |
448 | |
450 | if (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT) |
449 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
451 | { |
450 | { |
452 | CV *cv = cx->blk_sub.cv; |
451 | CV *cv = cx->blk_sub.cv; |
453 | |
452 | |
454 | if (CvDEPTH (cv)) |
453 | if (expect_true (CvDEPTH (cv))) |
455 | { |
454 | { |
456 | EXTEND (SP, 3); |
455 | EXTEND (SP, 3); |
457 | PUSHs ((SV *)CvPADLIST (cv)); |
456 | PUSHs ((SV *)CvPADLIST (cv)); |
458 | PUSHs (INT2PTR (SV *, CvDEPTH (cv))); |
457 | PUSHs (INT2PTR (SV *, CvDEPTH (cv))); |
459 | PUSHs ((SV *)cv); |
458 | PUSHs ((SV *)cv); |
… | |
… | |
462 | get_padlist (aTHX_ cv); |
461 | get_padlist (aTHX_ cv); |
463 | } |
462 | } |
464 | } |
463 | } |
465 | } |
464 | } |
466 | |
465 | |
467 | if (top_si->si_type == PERLSI_MAIN) |
466 | if (expect_true (top_si->si_type == PERLSI_MAIN)) |
468 | break; |
467 | break; |
469 | |
468 | |
470 | top_si = top_si->si_prev; |
469 | top_si = top_si->si_prev; |
471 | ccstk = top_si->si_cxstack; |
470 | ccstk = top_si->si_cxstack; |
472 | cxix = top_si->si_cxix; |
471 | cxix = top_si->si_cxix; |
473 | } |
472 | } |
474 | |
473 | |
475 | PUTBACK; |
474 | PUTBACK; |
476 | } |
475 | } |
477 | |
476 | |
478 | c->defav = c->save & CORO_SAVE_DEFAV ? (AV *)SvREFCNT_inc (GvAV (PL_defgv)) : 0; |
477 | c->defav = GvAV (PL_defgv); |
479 | c->defsv = c->save & CORO_SAVE_DEFSV ? SvREFCNT_inc (DEFSV) : 0; |
478 | c->defsv = DEFSV; |
480 | c->errsv = c->save & CORO_SAVE_ERRSV ? SvREFCNT_inc (ERRSV) : 0; |
479 | c->errsv = ERRSV; |
481 | c->deffh = c->save & CORO_SAVE_DEFFH ? (GV *)SvREFCNT_inc (PL_defoutgv) : 0; |
480 | c->irssv_sv = GvSV (irsgv); |
482 | c->irssv = c->save & CORO_SAVE_IRSSV ? SvREFCNT_inc (PL_rs) : 0; |
|
|
483 | |
481 | |
484 | #define VAR(name,type)c->name = PL_ ## name; |
482 | #define VAR(name,type)c->name = PL_ ## name; |
485 | # include "state.h" |
483 | # include "state.h" |
486 | #undef VAR |
484 | #undef VAR |
487 | } |
485 | } |
… | |
… | |
540 | * destroy the stacks, the callchain etc... |
538 | * destroy the stacks, the callchain etc... |
541 | */ |
539 | */ |
542 | static void |
540 | static void |
543 | coro_destroy_stacks (pTHX) |
541 | coro_destroy_stacks (pTHX) |
544 | { |
542 | { |
545 | if (!IN_DESTRUCT) |
|
|
546 | { |
|
|
547 | /* restore all saved variables and stuff */ |
|
|
548 | LEAVE_SCOPE (0); |
|
|
549 | assert (PL_tmps_floor == -1); |
|
|
550 | |
|
|
551 | /* free all temporaries */ |
|
|
552 | FREETMPS; |
|
|
553 | assert (PL_tmps_ix == -1); |
|
|
554 | |
|
|
555 | /* unwind all extra stacks */ |
|
|
556 | POPSTACK_TO (PL_mainstack); |
|
|
557 | |
|
|
558 | /* unwind main stack */ |
|
|
559 | dounwind (-1); |
|
|
560 | } |
|
|
561 | |
|
|
562 | while (PL_curstackinfo->si_next) |
543 | while (PL_curstackinfo->si_next) |
563 | PL_curstackinfo = PL_curstackinfo->si_next; |
544 | PL_curstackinfo = PL_curstackinfo->si_next; |
564 | |
545 | |
565 | while (PL_curstackinfo) |
546 | while (PL_curstackinfo) |
566 | { |
547 | { |
… | |
… | |
584 | } |
565 | } |
585 | |
566 | |
586 | static size_t |
567 | static size_t |
587 | coro_rss (pTHX_ struct coro *coro) |
568 | coro_rss (pTHX_ struct coro *coro) |
588 | { |
569 | { |
589 | size_t rss = sizeof (coro); |
570 | size_t rss = sizeof (*coro); |
590 | |
571 | |
591 | if (coro->mainstack) |
572 | if (coro->mainstack) |
592 | { |
573 | { |
593 | if (coro->flags & CF_RUNNING) |
574 | if (coro->flags & CF_RUNNING) |
594 | { |
575 | { |
… | |
… | |
596 | # include "state.h" |
577 | # include "state.h" |
597 | #undef VAR |
578 | #undef VAR |
598 | } |
579 | } |
599 | |
580 | |
600 | rss += sizeof (coro->curstackinfo); |
581 | rss += sizeof (coro->curstackinfo); |
601 | rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *); |
582 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *); |
602 | rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
583 | rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
603 | rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *); |
584 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *); |
604 | rss += coro->tmps_max * sizeof (SV *); |
585 | rss += coro->tmps_max * sizeof (SV *); |
605 | rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32); |
586 | rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32); |
606 | rss += coro->scopestack_max * sizeof (I32); |
587 | rss += coro->scopestack_max * sizeof (I32); |
607 | rss += coro->savestack_max * sizeof (ANY); |
588 | rss += coro->savestack_max * sizeof (ANY); |
608 | |
589 | |
… | |
… | |
615 | } |
596 | } |
616 | |
597 | |
617 | /** coroutine stack handling ************************************************/ |
598 | /** coroutine stack handling ************************************************/ |
618 | |
599 | |
619 | static void |
600 | static void |
620 | setup_coro (pTHX_ struct coro *coro) |
601 | coro_setup (pTHX_ struct coro *coro) |
621 | { |
602 | { |
622 | /* |
603 | /* |
623 | * emulate part of the perl startup here. |
604 | * emulate part of the perl startup here. |
624 | */ |
605 | */ |
625 | coro_init_stacks (aTHX); |
606 | coro_init_stacks (aTHX); |
… | |
… | |
627 | PL_runops = RUNOPS_DEFAULT; |
608 | PL_runops = RUNOPS_DEFAULT; |
628 | PL_curcop = &PL_compiling; |
609 | PL_curcop = &PL_compiling; |
629 | PL_in_eval = EVAL_NULL; |
610 | PL_in_eval = EVAL_NULL; |
630 | PL_comppad = 0; |
611 | PL_comppad = 0; |
631 | PL_curpm = 0; |
612 | PL_curpm = 0; |
|
|
613 | PL_curpad = 0; |
632 | PL_localizing = 0; |
614 | PL_localizing = 0; |
633 | PL_dirty = 0; |
615 | PL_dirty = 0; |
634 | PL_restartop = 0; |
616 | PL_restartop = 0; |
|
|
617 | |
|
|
618 | GvSV (PL_defgv) = newSV (0); |
|
|
619 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
|
|
620 | GvSV (PL_errgv) = newSV (0); |
|
|
621 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
|
|
622 | PL_rs = newSVsv (GvSV (irsgv)); |
|
|
623 | PL_defoutgv = (GV *)SvREFCNT_inc (stdoutgv); |
635 | |
624 | |
636 | { |
625 | { |
637 | dSP; |
626 | dSP; |
638 | LOGOP myop; |
627 | LOGOP myop; |
639 | |
628 | |
640 | SvREFCNT_dec (GvAV (PL_defgv)); |
|
|
641 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
|
|
642 | |
|
|
643 | Zero (&myop, 1, LOGOP); |
629 | Zero (&myop, 1, LOGOP); |
644 | myop.op_next = Nullop; |
630 | myop.op_next = Nullop; |
645 | myop.op_flags = OPf_WANT_VOID; |
631 | myop.op_flags = OPf_WANT_VOID; |
646 | |
632 | |
647 | PUSHMARK (SP); |
633 | PUSHMARK (SP); |
648 | XPUSHs (av_shift (GvAV (PL_defgv))); |
634 | XPUSHs (sv_2mortal (av_shift (GvAV (PL_defgv)))); |
649 | PUTBACK; |
635 | PUTBACK; |
650 | PL_op = (OP *)&myop; |
636 | PL_op = (OP *)&myop; |
651 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
637 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
652 | SPAGAIN; |
638 | SPAGAIN; |
653 | } |
639 | } |
654 | |
640 | |
655 | ENTER; /* necessary e.g. for dounwind */ |
641 | ENTER; /* necessary e.g. for dounwind and to balance the xsub-entersub */ |
|
|
642 | } |
|
|
643 | |
|
|
644 | static void |
|
|
645 | coro_destroy (pTHX_ struct coro *coro) |
|
|
646 | { |
|
|
647 | if (!IN_DESTRUCT) |
|
|
648 | { |
|
|
649 | /* restore all saved variables and stuff */ |
|
|
650 | LEAVE_SCOPE (0); |
|
|
651 | assert (PL_tmps_floor == -1); |
|
|
652 | |
|
|
653 | /* free all temporaries */ |
|
|
654 | FREETMPS; |
|
|
655 | assert (PL_tmps_ix == -1); |
|
|
656 | |
|
|
657 | /* unwind all extra stacks */ |
|
|
658 | POPSTACK_TO (PL_mainstack); |
|
|
659 | |
|
|
660 | /* unwind main stack */ |
|
|
661 | dounwind (-1); |
|
|
662 | } |
|
|
663 | |
|
|
664 | SvREFCNT_dec (GvSV (PL_defgv)); |
|
|
665 | SvREFCNT_dec (GvAV (PL_defgv)); |
|
|
666 | SvREFCNT_dec (GvSV (PL_errgv)); |
|
|
667 | SvREFCNT_dec (PL_defoutgv); |
|
|
668 | SvREFCNT_dec (PL_rs); |
|
|
669 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
670 | |
|
|
671 | SvREFCNT_dec (coro->saved_deffh); |
|
|
672 | SvREFCNT_dec (coro->throw); |
|
|
673 | |
|
|
674 | coro_destroy_stacks (aTHX); |
656 | } |
675 | } |
657 | |
676 | |
658 | static void |
677 | static void |
659 | free_coro_mortal (pTHX) |
678 | free_coro_mortal (pTHX) |
660 | { |
679 | { |
661 | if (coro_mortal) |
680 | if (expect_true (coro_mortal)) |
662 | { |
681 | { |
663 | SvREFCNT_dec (coro_mortal); |
682 | SvREFCNT_dec (coro_mortal); |
664 | coro_mortal = 0; |
683 | coro_mortal = 0; |
665 | } |
684 | } |
666 | } |
685 | } |
… | |
… | |
695 | bot = PL_stack_base + cx->blk_oldsp + 1; |
714 | bot = PL_stack_base + cx->blk_oldsp + 1; |
696 | top = cx->blk_gimme == G_ARRAY ? SP + 1 |
715 | top = cx->blk_gimme == G_ARRAY ? SP + 1 |
697 | : cx->blk_gimme == G_SCALAR ? bot + 1 |
716 | : cx->blk_gimme == G_SCALAR ? bot + 1 |
698 | : bot; |
717 | : bot; |
699 | |
718 | |
|
|
719 | av_extend (av, top - bot); |
700 | while (bot < top) |
720 | while (bot < top) |
701 | av_push (av, SvREFCNT_inc (*bot++)); |
721 | av_push (av, SvREFCNT_inc (*bot++)); |
702 | |
722 | |
703 | PL_runops = RUNOPS_DEFAULT; |
723 | PL_runops = RUNOPS_DEFAULT; |
704 | ENTER; |
724 | ENTER; |
… | |
… | |
916 | Safefree (cctx->sptr); |
936 | Safefree (cctx->sptr); |
917 | |
937 | |
918 | Safefree (cctx); |
938 | Safefree (cctx); |
919 | } |
939 | } |
920 | |
940 | |
|
|
941 | /* wether this cctx should be destructed */ |
|
|
942 | #define CCTX_EXPIRED(cctx) ((cctx)->ssize < coro_stacksize || ((cctx)->flags & CC_NOREUSE)) |
|
|
943 | |
921 | static coro_cctx * |
944 | static coro_cctx * |
922 | cctx_get (pTHX) |
945 | cctx_get (pTHX) |
923 | { |
946 | { |
924 | while (cctx_first) |
947 | while (expect_true (cctx_first)) |
925 | { |
948 | { |
926 | coro_cctx *cctx = cctx_first; |
949 | coro_cctx *cctx = cctx_first; |
927 | cctx_first = cctx->next; |
950 | cctx_first = cctx->next; |
928 | --cctx_idle; |
951 | --cctx_idle; |
929 | |
952 | |
930 | if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE)) |
953 | if (expect_true (!CCTX_EXPIRED (cctx))) |
931 | return cctx; |
954 | return cctx; |
932 | |
955 | |
933 | cctx_destroy (cctx); |
956 | cctx_destroy (cctx); |
934 | } |
957 | } |
935 | |
958 | |
… | |
… | |
938 | |
961 | |
939 | static void |
962 | static void |
940 | cctx_put (coro_cctx *cctx) |
963 | cctx_put (coro_cctx *cctx) |
941 | { |
964 | { |
942 | /* free another cctx if overlimit */ |
965 | /* free another cctx if overlimit */ |
943 | if (cctx_idle >= MAX_IDLE_CCTX) |
966 | if (expect_false (cctx_idle >= MAX_IDLE_CCTX)) |
944 | { |
967 | { |
945 | coro_cctx *first = cctx_first; |
968 | coro_cctx *first = cctx_first; |
946 | cctx_first = first->next; |
969 | cctx_first = first->next; |
947 | --cctx_idle; |
970 | --cctx_idle; |
948 | |
971 | |
… | |
… | |
954 | cctx_first = cctx; |
977 | cctx_first = cctx; |
955 | } |
978 | } |
956 | |
979 | |
957 | /** coroutine switching *****************************************************/ |
980 | /** coroutine switching *****************************************************/ |
958 | |
981 | |
959 | static void NOINLINE |
982 | static void |
960 | transfer_check (pTHX_ struct coro *prev, struct coro *next) |
983 | transfer_check (pTHX_ struct coro *prev, struct coro *next) |
961 | { |
984 | { |
962 | if (prev != next) |
985 | if (expect_true (prev != next)) |
963 | { |
986 | { |
964 | if (!(prev->flags & (CF_RUNNING | CF_NEW))) |
987 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
965 | croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states"); |
988 | croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states"); |
966 | |
989 | |
967 | if (next->flags & CF_RUNNING) |
990 | if (expect_false (next->flags & CF_RUNNING)) |
968 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
991 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
969 | |
992 | |
970 | if (next->flags & CF_DESTROYED) |
993 | if (expect_false (next->flags & CF_DESTROYED)) |
971 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
994 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
972 | |
995 | |
973 | if (PL_lex_state != LEX_NOTPARSING) |
996 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
974 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
997 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
975 | } |
998 | } |
976 | } |
999 | } |
977 | |
1000 | |
978 | /* always use the TRANSFER macro */ |
1001 | /* always use the TRANSFER macro */ |
… | |
… | |
980 | transfer (pTHX_ struct coro *prev, struct coro *next) |
1003 | transfer (pTHX_ struct coro *prev, struct coro *next) |
981 | { |
1004 | { |
982 | dSTACKLEVEL; |
1005 | dSTACKLEVEL; |
983 | |
1006 | |
984 | /* sometimes transfer is only called to set idle_sp */ |
1007 | /* sometimes transfer is only called to set idle_sp */ |
985 | if (!next) |
1008 | if (expect_false (!next)) |
986 | { |
1009 | { |
987 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1010 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
988 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1011 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
989 | } |
1012 | } |
990 | else if (prev != next) |
1013 | else if (expect_true (prev != next)) |
991 | { |
1014 | { |
992 | coro_cctx *prev__cctx; |
1015 | coro_cctx *prev__cctx; |
993 | |
1016 | |
994 | if (prev->flags & CF_NEW) |
1017 | if (expect_false (prev->flags & CF_NEW)) |
995 | { |
1018 | { |
996 | /* create a new empty context */ |
1019 | /* create a new empty context */ |
997 | Newz (0, prev->cctx, 1, coro_cctx); |
1020 | Newz (0, prev->cctx, 1, coro_cctx); |
998 | prev->flags &= ~CF_NEW; |
1021 | prev->flags &= ~CF_NEW; |
999 | prev->flags |= CF_RUNNING; |
1022 | prev->flags |= CF_RUNNING; |
… | |
… | |
1002 | prev->flags &= ~CF_RUNNING; |
1025 | prev->flags &= ~CF_RUNNING; |
1003 | next->flags |= CF_RUNNING; |
1026 | next->flags |= CF_RUNNING; |
1004 | |
1027 | |
1005 | LOCK; |
1028 | LOCK; |
1006 | |
1029 | |
1007 | if (next->flags & CF_NEW) |
1030 | if (expect_false (next->flags & CF_NEW)) |
1008 | { |
1031 | { |
1009 | /* need to start coroutine */ |
1032 | /* need to start coroutine */ |
1010 | next->flags &= ~CF_NEW; |
1033 | next->flags &= ~CF_NEW; |
1011 | /* first get rid of the old state */ |
1034 | /* first get rid of the old state */ |
1012 | save_perl (aTHX_ prev); |
1035 | save_perl (aTHX_ prev); |
1013 | /* setup coroutine call */ |
1036 | /* setup coroutine call */ |
1014 | setup_coro (aTHX_ next); |
1037 | coro_setup (aTHX_ next); |
1015 | } |
1038 | } |
1016 | else |
1039 | else |
1017 | { |
1040 | { |
1018 | /* coroutine already started */ |
1041 | /* coroutine already started */ |
1019 | save_perl (aTHX_ prev); |
1042 | save_perl (aTHX_ prev); |
… | |
… | |
1021 | } |
1044 | } |
1022 | |
1045 | |
1023 | prev__cctx = prev->cctx; |
1046 | prev__cctx = prev->cctx; |
1024 | |
1047 | |
1025 | /* possibly "free" the cctx */ |
1048 | /* possibly "free" the cctx */ |
1026 | if (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)) |
1049 | if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))) |
1027 | { |
1050 | { |
1028 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1051 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1029 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1052 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1030 | |
1053 | |
1031 | prev->cctx = 0; |
1054 | prev->cctx = 0; |
1032 | |
1055 | |
|
|
1056 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
|
|
1057 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
|
|
1058 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
|
|
1059 | next->cctx = cctx_get (aTHX); |
|
|
1060 | |
1033 | cctx_put (prev__cctx); |
1061 | cctx_put (prev__cctx); |
1034 | } |
1062 | } |
1035 | |
1063 | |
1036 | ++next->usecount; |
1064 | ++next->usecount; |
1037 | |
1065 | |
1038 | if (!next->cctx) |
1066 | if (expect_true (!next->cctx)) |
1039 | next->cctx = cctx_get (aTHX); |
1067 | next->cctx = cctx_get (aTHX); |
1040 | |
1068 | |
1041 | if (prev__cctx != next->cctx) |
1069 | if (expect_false (prev__cctx != next->cctx)) |
1042 | { |
1070 | { |
1043 | prev__cctx->top_env = PL_top_env; |
1071 | prev__cctx->top_env = PL_top_env; |
1044 | PL_top_env = next->cctx->top_env; |
1072 | PL_top_env = next->cctx->top_env; |
1045 | coro_transfer (&prev__cctx->cctx, &next->cctx->cctx); |
1073 | coro_transfer (&prev__cctx->cctx, &next->cctx->cctx); |
1046 | } |
1074 | } |
1047 | |
1075 | |
1048 | free_coro_mortal (aTHX); |
1076 | free_coro_mortal (aTHX); |
1049 | UNLOCK; |
1077 | UNLOCK; |
|
|
1078 | |
|
|
1079 | if (expect_false (prev->throw || next->throw)) |
|
|
1080 | { |
|
|
1081 | struct coro *coro = SvSTATE (coro_current); |
|
|
1082 | |
|
|
1083 | if (coro->throw) |
|
|
1084 | { |
|
|
1085 | SV *exception = coro->throw; |
|
|
1086 | coro->throw = 0; |
|
|
1087 | sv_setsv (ERRSV, exception); |
|
|
1088 | croak (0); |
|
|
1089 | } |
|
|
1090 | } |
1050 | } |
1091 | } |
1051 | } |
1092 | } |
1052 | |
1093 | |
1053 | struct transfer_args |
1094 | struct transfer_args |
1054 | { |
1095 | { |
… | |
… | |
1081 | |
1122 | |
1082 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1123 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1083 | { |
1124 | { |
1084 | struct coro temp; |
1125 | struct coro temp; |
1085 | |
1126 | |
1086 | assert (!(coro->flags & CF_RUNNING)); |
|
|
1087 | |
|
|
1088 | Zero (&temp, 1, struct coro); |
|
|
1089 | temp.save = CORO_SAVE_ALL; |
|
|
1090 | |
|
|
1091 | if (coro->flags & CF_RUNNING) |
1127 | if (coro->flags & CF_RUNNING) |
1092 | croak ("FATAL: tried to destroy currently running coroutine"); |
1128 | croak ("FATAL: tried to destroy currently running coroutine"); |
1093 | |
1129 | |
1094 | save_perl (aTHX_ &temp); |
1130 | save_perl (aTHX_ &temp); |
1095 | load_perl (aTHX_ coro); |
1131 | load_perl (aTHX_ coro); |
1096 | |
1132 | |
1097 | coro_destroy_stacks (aTHX); |
1133 | coro_destroy (aTHX_ coro); |
1098 | |
1134 | |
1099 | load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */ |
1135 | load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */ |
1100 | |
1136 | |
1101 | coro->mainstack = 0; |
1137 | coro->mainstack = 0; |
1102 | } |
1138 | } |
… | |
… | |
1165 | |
1201 | |
1166 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1202 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1167 | TRANSFER (ta); |
1203 | TRANSFER (ta); |
1168 | } |
1204 | } |
1169 | |
1205 | |
1170 | static int |
|
|
1171 | api_save (SV *coro_sv, int new_save) |
|
|
1172 | { |
|
|
1173 | dTHX; |
|
|
1174 | struct coro *coro = SvSTATE (coro_sv); |
|
|
1175 | int old_save = coro->save; |
|
|
1176 | |
|
|
1177 | if (new_save >= 0) |
|
|
1178 | coro->save = new_save; |
|
|
1179 | |
|
|
1180 | return old_save; |
|
|
1181 | } |
|
|
1182 | |
|
|
1183 | /** Coro ********************************************************************/ |
1206 | /** Coro ********************************************************************/ |
1184 | |
1207 | |
1185 | static void |
1208 | static void |
1186 | coro_enq (pTHX_ SV *coro_sv) |
1209 | coro_enq (pTHX_ SV *coro_sv) |
1187 | { |
1210 | { |
… | |
… | |
1244 | { |
1267 | { |
1245 | LOCK; |
1268 | LOCK; |
1246 | next_sv = coro_deq (aTHX_ PRIO_MIN); |
1269 | next_sv = coro_deq (aTHX_ PRIO_MIN); |
1247 | |
1270 | |
1248 | /* nothing to schedule: call the idle handler */ |
1271 | /* nothing to schedule: call the idle handler */ |
1249 | if (!next_sv) |
1272 | if (expect_false (!next_sv)) |
1250 | { |
1273 | { |
1251 | dSP; |
1274 | dSP; |
1252 | UNLOCK; |
1275 | UNLOCK; |
1253 | |
1276 | |
1254 | ENTER; |
1277 | ENTER; |
… | |
… | |
1264 | } |
1287 | } |
1265 | |
1288 | |
1266 | ta->next = SvSTATE (next_sv); |
1289 | ta->next = SvSTATE (next_sv); |
1267 | |
1290 | |
1268 | /* cannot transfer to destroyed coros, skip and look for next */ |
1291 | /* cannot transfer to destroyed coros, skip and look for next */ |
1269 | if (ta->next->flags & CF_DESTROYED) |
1292 | if (expect_false (ta->next->flags & CF_DESTROYED)) |
1270 | { |
1293 | { |
1271 | UNLOCK; |
1294 | UNLOCK; |
1272 | SvREFCNT_dec (next_sv); |
1295 | SvREFCNT_dec (next_sv); |
1273 | /* coro_nready is already taken care of by destroy */ |
1296 | /* coro_nready is already taken care of by destroy */ |
1274 | continue; |
1297 | continue; |
… | |
… | |
1330 | dTHX; |
1353 | dTHX; |
1331 | struct transfer_args ta; |
1354 | struct transfer_args ta; |
1332 | |
1355 | |
1333 | prepare_cede (aTHX_ &ta); |
1356 | prepare_cede (aTHX_ &ta); |
1334 | |
1357 | |
1335 | if (ta.prev != ta.next) |
1358 | if (expect_true (ta.prev != ta.next)) |
1336 | { |
1359 | { |
1337 | TRANSFER (ta); |
1360 | TRANSFER (ta); |
1338 | return 1; |
1361 | return 1; |
1339 | } |
1362 | } |
1340 | else |
1363 | else |
… | |
… | |
1391 | #ifdef USE_ITHREADS |
1414 | #ifdef USE_ITHREADS |
1392 | MUTEX_INIT (&coro_mutex); |
1415 | MUTEX_INIT (&coro_mutex); |
1393 | #endif |
1416 | #endif |
1394 | BOOT_PAGESIZE; |
1417 | BOOT_PAGESIZE; |
1395 | |
1418 | |
|
|
1419 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
|
|
1420 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
|
|
1421 | |
1396 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1422 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1397 | |
1423 | |
1398 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1424 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1399 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1425 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1400 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
1426 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
1401 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
1427 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
1402 | |
1428 | |
1403 | newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV)); |
|
|
1404 | newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV)); |
|
|
1405 | newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV)); |
|
|
1406 | newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV)); |
|
|
1407 | newCONSTSUB (coro_state_stash, "SAVE_DEFFH", newSViv (CORO_SAVE_DEFFH)); |
|
|
1408 | newCONSTSUB (coro_state_stash, "SAVE_DEF", newSViv (CORO_SAVE_DEF)); |
|
|
1409 | newCONSTSUB (coro_state_stash, "SAVE_ALL", newSViv (CORO_SAVE_ALL)); |
|
|
1410 | |
|
|
1411 | main_mainstack = PL_mainstack; |
1429 | main_mainstack = PL_mainstack; |
1412 | main_top_env = PL_top_env; |
1430 | main_top_env = PL_top_env; |
1413 | |
1431 | |
1414 | while (main_top_env->je_prev) |
1432 | while (main_top_env->je_prev) |
1415 | main_top_env = main_top_env->je_prev; |
1433 | main_top_env = main_top_env->je_prev; |
… | |
… | |
1427 | struct coro *coro; |
1445 | struct coro *coro; |
1428 | HV *hv; |
1446 | HV *hv; |
1429 | int i; |
1447 | int i; |
1430 | |
1448 | |
1431 | Newz (0, coro, 1, struct coro); |
1449 | Newz (0, coro, 1, struct coro); |
1432 | coro->args = newAV (); |
1450 | coro->args = newAV (); |
1433 | coro->save = CORO_SAVE_DEF; |
|
|
1434 | coro->flags = CF_NEW; |
1451 | coro->flags = CF_NEW; |
1435 | |
1452 | |
1436 | if (coro_first) coro_first->prev = coro; |
1453 | if (coro_first) coro_first->prev = coro; |
1437 | coro->next = coro_first; |
1454 | coro->next = coro_first; |
1438 | coro_first = coro; |
1455 | coro_first = coro; |
1439 | |
1456 | |
1440 | coro->hv = hv = newHV (); |
1457 | coro->hv = hv = newHV (); |
1441 | sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; |
1458 | sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; |
1442 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
1459 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
1443 | |
1460 | |
|
|
1461 | av_extend (coro->args, items - 1); |
1444 | for (i = 1; i < items; i++) |
1462 | for (i = 1; i < items; i++) |
1445 | av_push (coro->args, newSVsv (ST (i))); |
1463 | av_push (coro->args, newSVsv (ST (i))); |
1446 | } |
1464 | } |
1447 | OUTPUT: |
1465 | OUTPUT: |
1448 | RETVAL |
1466 | RETVAL |
1449 | |
1467 | |
1450 | int |
1468 | # these not obviously related functions are all rolled into the same xs |
1451 | save (SV *coro, int new_save = -1) |
1469 | # function to increase chances that they all will call transfer with the same |
1452 | CODE: |
1470 | # stack offset |
1453 | RETVAL = api_save (coro, new_save); |
|
|
1454 | OUTPUT: |
|
|
1455 | RETVAL |
|
|
1456 | |
|
|
1457 | int |
|
|
1458 | save_also (SV *coro_sv, int save_also) |
|
|
1459 | CODE: |
|
|
1460 | { |
|
|
1461 | struct coro *coro = SvSTATE (coro_sv); |
|
|
1462 | RETVAL = coro->save; |
|
|
1463 | coro->save |= save_also; |
|
|
1464 | } |
|
|
1465 | OUTPUT: |
|
|
1466 | RETVAL |
|
|
1467 | |
|
|
1468 | void |
1471 | void |
1469 | _set_stacklevel (...) |
1472 | _set_stacklevel (...) |
1470 | ALIAS: |
1473 | ALIAS: |
1471 | Coro::State::transfer = 1 |
1474 | Coro::State::transfer = 1 |
1472 | Coro::schedule = 2 |
1475 | Coro::schedule = 2 |
… | |
… | |
1506 | } |
1509 | } |
1507 | |
1510 | |
1508 | BARRIER; |
1511 | BARRIER; |
1509 | TRANSFER (ta); |
1512 | TRANSFER (ta); |
1510 | |
1513 | |
1511 | if (GIMME_V != G_VOID && ta.next != ta.prev) |
1514 | if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev)) |
1512 | XSRETURN_YES; |
1515 | XSRETURN_YES; |
1513 | } |
1516 | } |
1514 | |
1517 | |
1515 | bool |
1518 | bool |
1516 | _destroy (SV *coro_sv) |
1519 | _destroy (SV *coro_sv) |
… | |
… | |
1567 | { |
1570 | { |
1568 | if (coro->mainstack) |
1571 | if (coro->mainstack) |
1569 | { |
1572 | { |
1570 | struct coro temp; |
1573 | struct coro temp; |
1571 | Zero (&temp, 1, struct coro); |
1574 | Zero (&temp, 1, struct coro); |
1572 | temp.save = CORO_SAVE_ALL; |
|
|
1573 | |
1575 | |
1574 | if (!(coro->flags & CF_RUNNING)) |
1576 | if (!(coro->flags & CF_RUNNING)) |
1575 | { |
1577 | { |
1576 | save_perl (aTHX_ &temp); |
1578 | save_perl (aTHX_ &temp); |
1577 | load_perl (aTHX_ coro); |
1579 | load_perl (aTHX_ coro); |
… | |
… | |
1656 | |
1658 | |
1657 | sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE); |
1659 | sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE); |
1658 | sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE); |
1660 | sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE); |
1659 | av_async_pool = get_av ("Coro::async_pool", TRUE); |
1661 | av_async_pool = get_av ("Coro::async_pool", TRUE); |
1660 | |
1662 | |
1661 | coro_current = get_sv ("Coro::current", FALSE); |
1663 | coro_current = get_sv ("Coro::current", FALSE); |
1662 | SvREADONLY_on (coro_current); |
1664 | SvREADONLY_on (coro_current); |
1663 | |
1665 | |
1664 | coro_stash = gv_stashpv ("Coro", TRUE); |
1666 | coro_stash = gv_stashpv ("Coro", TRUE); |
1665 | |
1667 | |
1666 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1668 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
… | |
… | |
1675 | |
1677 | |
1676 | { |
1678 | { |
1677 | SV *sv = perl_get_sv("Coro::API", 1); |
1679 | SV *sv = perl_get_sv("Coro::API", 1); |
1678 | |
1680 | |
1679 | coroapi.schedule = api_schedule; |
1681 | coroapi.schedule = api_schedule; |
1680 | coroapi.save = api_save; |
|
|
1681 | coroapi.cede = api_cede; |
1682 | coroapi.cede = api_cede; |
1682 | coroapi.cede_notself = api_cede_notself; |
1683 | coroapi.cede_notself = api_cede_notself; |
1683 | coroapi.ready = api_ready; |
1684 | coroapi.ready = api_ready; |
1684 | coroapi.is_ready = api_is_ready; |
1685 | coroapi.is_ready = api_is_ready; |
1685 | coroapi.nready = &coro_nready; |
1686 | coroapi.nready = &coro_nready; |
… | |
… | |
1734 | CODE: |
1735 | CODE: |
1735 | RETVAL = coro_nready; |
1736 | RETVAL = coro_nready; |
1736 | OUTPUT: |
1737 | OUTPUT: |
1737 | RETVAL |
1738 | RETVAL |
1738 | |
1739 | |
|
|
1740 | void |
|
|
1741 | throw (Coro::State self, SV *throw = &PL_sv_undef) |
|
|
1742 | PROTOTYPE: $;$ |
|
|
1743 | CODE: |
|
|
1744 | SvREFCNT_dec (self->throw); |
|
|
1745 | self->throw = SvOK (throw) ? newSVsv (throw) : 0; |
|
|
1746 | |
1739 | # for async_pool speedup |
1747 | # for async_pool speedup |
1740 | void |
1748 | void |
1741 | _pool_1 (SV *cb) |
1749 | _pool_1 (SV *cb) |
1742 | CODE: |
1750 | CODE: |
1743 | { |
1751 | { |
1744 | int i, len; |
1752 | struct coro *coro = SvSTATE (coro_current); |
1745 | HV *hv = (HV *)SvRV (coro_current); |
1753 | HV *hv = (HV *)SvRV (coro_current); |
1746 | AV *defav = GvAV (PL_defgv); |
1754 | AV *defav = GvAV (PL_defgv); |
1747 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
1755 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
1748 | AV *invoke_av; |
1756 | AV *invoke_av; |
|
|
1757 | int i, len; |
1749 | |
1758 | |
1750 | if (!invoke) |
1759 | if (!invoke) |
1751 | croak ("\3terminate\2\n"); |
1760 | croak ("\3async_pool terminate\2\n"); |
|
|
1761 | |
|
|
1762 | SvREFCNT_dec (coro->saved_deffh); |
|
|
1763 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1752 | |
1764 | |
1753 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1765 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1754 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
1766 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
1755 | |
1767 | |
1756 | invoke_av = (AV *)SvRV (invoke); |
1768 | invoke_av = (AV *)SvRV (invoke); |
… | |
… | |
1774 | { |
1786 | { |
1775 | struct coro *coro = SvSTATE (coro_current); |
1787 | struct coro *coro = SvSTATE (coro_current); |
1776 | |
1788 | |
1777 | sv_setsv (cb, &PL_sv_undef); |
1789 | sv_setsv (cb, &PL_sv_undef); |
1778 | |
1790 | |
|
|
1791 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
|
|
1792 | coro->saved_deffh = 0; |
|
|
1793 | |
1779 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1794 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1780 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1795 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1781 | croak ("\3terminate\2\n"); |
1796 | croak ("\3async_pool terminate\2\n"); |
1782 | |
1797 | |
1783 | av_clear (GvAV (PL_defgv)); |
1798 | av_clear (GvAV (PL_defgv)); |
1784 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1799 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1785 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1800 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1786 | coro->save = CORO_SAVE_DEF; |
1801 | |
1787 | coro->prio = 0; |
1802 | coro->prio = 0; |
1788 | |
1803 | |
1789 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1804 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1790 | api_trace (coro_current, 0); |
1805 | api_trace (coro_current, 0); |
1791 | |
1806 | |