1 | #include "libcoro/coro.c" |
1 | #include "libcoro/coro.c" |
2 | |
2 | |
3 | #define PERL_NO_GET_CONTEXT |
3 | #define PERL_NO_GET_CONTEXT |
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4 | #define PERL_EXT |
4 | |
5 | |
5 | #include "EXTERN.h" |
6 | #include "EXTERN.h" |
6 | #include "perl.h" |
7 | #include "perl.h" |
7 | #include "XSUB.h" |
8 | #include "XSUB.h" |
8 | |
9 | |
… | |
… | |
129 | #else |
130 | #else |
130 | # define LOCK (void)0 |
131 | # define LOCK (void)0 |
131 | # define UNLOCK (void)0 |
132 | # define UNLOCK (void)0 |
132 | #endif |
133 | #endif |
133 | |
134 | |
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135 | #define strpair(const) const, sizeof (const) - 1 |
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136 | |
134 | /* helper storage struct for Coro::AIO */ |
137 | /* helper storage struct for Coro::AIO */ |
135 | struct io_state |
138 | struct io_state |
136 | { |
139 | { |
137 | int errorno; |
140 | int errorno; |
138 | I32 laststype; |
141 | I32 laststype; |
… | |
… | |
147 | static HV *coro_state_stash, *coro_stash; |
150 | static HV *coro_state_stash, *coro_stash; |
148 | static SV *coro_mortal; /* will be freed after next transfer */ |
151 | static SV *coro_mortal; /* will be freed after next transfer */ |
149 | |
152 | |
150 | static GV *irsgv; /* $/ */ |
153 | static GV *irsgv; /* $/ */ |
151 | static GV *stdoutgv; /* *STDOUT */ |
154 | static GV *stdoutgv; /* *STDOUT */ |
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155 | |
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156 | static HV *hv_sig; /* %SIG */ |
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157 | static SV *sv_diehook; |
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158 | static SV *sv_warnhook; |
152 | |
159 | |
153 | /* async_pool helper stuff */ |
160 | /* async_pool helper stuff */ |
154 | static SV *sv_pool_rss; |
161 | static SV *sv_pool_rss; |
155 | static SV *sv_pool_size; |
162 | static SV *sv_pool_size; |
156 | static AV *av_async_pool; |
163 | static AV *av_async_pool; |
… | |
… | |
192 | CF_READY = 0x0002, /* coroutine is ready */ |
199 | CF_READY = 0x0002, /* coroutine is ready */ |
193 | CF_NEW = 0x0004, /* has never been switched to */ |
200 | CF_NEW = 0x0004, /* has never been switched to */ |
194 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
201 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
195 | }; |
202 | }; |
196 | |
203 | |
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204 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
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205 | typedef struct { |
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206 | SV *defsv; |
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207 | AV *defav; |
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208 | SV *errsv; |
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209 | SV *irsgv; |
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210 | #define VAR(name,type) type name; |
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211 | # include "state.h" |
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212 | #undef VAR |
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213 | } perl_slots; |
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214 | |
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215 | #define SLOT_COUNT ((sizeof (perl_slots) + sizeof (PERL_CONTEXT) - 1) / sizeof (PERL_CONTEXT)) |
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216 | |
197 | /* this is a structure representing a perl-level coroutine */ |
217 | /* this is a structure representing a perl-level coroutine */ |
198 | struct coro { |
218 | struct coro { |
199 | /* the c coroutine allocated to this perl coroutine, if any */ |
219 | /* the c coroutine allocated to this perl coroutine, if any */ |
200 | coro_cctx *cctx; |
220 | coro_cctx *cctx; |
201 | |
221 | |
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222 | /* process data */ |
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223 | AV *mainstack; |
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224 | perl_slots *slot; /* basically the saved sp */ |
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225 | |
202 | /* data associated with this coroutine (initial args) */ |
226 | AV *args; /* data associated with this coroutine (initial args) */ |
203 | AV *args; |
227 | int refcnt; /* coroutines are refcounted, yes */ |
204 | int refcnt; |
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205 | int flags; /* CF_ flags */ |
228 | int flags; /* CF_ flags */ |
206 | |
229 | HV *hv; /* the perl hash associated with this coro, if any */ |
207 | /* optionally saved, might be zero */ |
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208 | AV *defav; /* @_ */ |
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209 | SV *defsv; /* $_ */ |
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210 | SV *errsv; /* $@ */ |
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211 | SV *deffh; /* default filehandle */ |
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212 | SV *irssv; /* $/ */ |
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213 | SV *irssv_sv; /* real $/ cache */ |
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214 | |
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215 | #define VAR(name,type) type name; |
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216 | # include "state.h" |
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217 | #undef VAR |
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218 | |
230 | |
219 | /* statistics */ |
231 | /* statistics */ |
220 | int usecount; /* number of transfers to this coro */ |
232 | int usecount; /* number of transfers to this coro */ |
221 | |
233 | |
222 | /* coro process data */ |
234 | /* coro process data */ |
223 | int prio; |
235 | int prio; |
224 | SV *throw; |
236 | SV *throw; /* exception to be thrown */ |
225 | |
237 | |
226 | /* async_pool */ |
238 | /* async_pool */ |
227 | SV *saved_deffh; |
239 | SV *saved_deffh; |
228 | |
240 | |
229 | /* linked list */ |
241 | /* linked list */ |
230 | struct coro *next, *prev; |
242 | struct coro *next, *prev; |
231 | HV *hv; /* the perl hash associated with this coro, if any */ |
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232 | }; |
243 | }; |
233 | |
244 | |
234 | typedef struct coro *Coro__State; |
245 | typedef struct coro *Coro__State; |
235 | typedef struct coro *Coro__State_or_hashref; |
246 | typedef struct coro *Coro__State_or_hashref; |
236 | |
247 | |
… | |
… | |
248 | static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; |
259 | static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; |
249 | static int coro_nready; |
260 | static int coro_nready; |
250 | static struct coro *coro_first; |
261 | static struct coro *coro_first; |
251 | |
262 | |
252 | /** lowlevel stuff **********************************************************/ |
263 | /** lowlevel stuff **********************************************************/ |
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264 | |
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265 | static SV * |
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266 | coro_get_sv (const char *name, int create) |
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267 | { |
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268 | #if PERL_VERSION_ATLEAST (5,9,0) |
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269 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
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270 | get_sv (name, create); |
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271 | #endif |
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272 | return get_sv (name, create); |
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273 | } |
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274 | |
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275 | static AV * |
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276 | coro_get_av (const char *name, int create) |
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277 | { |
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278 | #if PERL_VERSION_ATLEAST (5,9,0) |
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279 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
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280 | get_av (name, create); |
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281 | #endif |
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282 | return get_av (name, create); |
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283 | } |
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284 | |
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285 | static HV * |
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286 | coro_get_hv (const char *name, int create) |
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287 | { |
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288 | #if PERL_VERSION_ATLEAST (5,9,0) |
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289 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
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290 | get_hv (name, create); |
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291 | #endif |
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292 | return get_hv (name, create); |
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293 | } |
253 | |
294 | |
254 | static AV * |
295 | static AV * |
255 | coro_clone_padlist (pTHX_ CV *cv) |
296 | coro_clone_padlist (pTHX_ CV *cv) |
256 | { |
297 | { |
257 | AV *padlist = CvPADLIST (cv); |
298 | AV *padlist = CvPADLIST (cv); |
… | |
… | |
397 | /** load & save, init *******************************************************/ |
438 | /** load & save, init *******************************************************/ |
398 | |
439 | |
399 | static void |
440 | static void |
400 | load_perl (pTHX_ Coro__State c) |
441 | load_perl (pTHX_ Coro__State c) |
401 | { |
442 | { |
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443 | perl_slots *slot = c->slot; |
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444 | c->slot = 0; |
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445 | |
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446 | PL_mainstack = c->mainstack; |
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447 | |
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448 | GvSV (PL_defgv) = slot->defsv; |
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449 | GvAV (PL_defgv) = slot->defav; |
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450 | GvSV (PL_errgv) = slot->errsv; |
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451 | GvSV (irsgv) = slot->irsgv; |
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452 | |
402 | #define VAR(name,type) PL_ ## name = c->name; |
453 | #define VAR(name,type) PL_ ## name = slot->name; |
403 | # include "state.h" |
454 | # include "state.h" |
404 | #undef VAR |
455 | #undef VAR |
405 | |
456 | |
406 | GvSV (PL_defgv) = c->defsv; |
457 | /*hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);*/ |
407 | GvAV (PL_defgv) = c->defav; |
458 | /*hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);*/ |
408 | GvSV (PL_errgv) = c->errsv; |
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409 | GvSV (irsgv) = c->irssv_sv; |
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410 | |
459 | |
411 | { |
460 | { |
412 | dSP; |
461 | dSP; |
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462 | |
413 | CV *cv; |
463 | CV *cv; |
414 | |
464 | |
415 | /* now do the ugly restore mess */ |
465 | /* now do the ugly restore mess */ |
416 | while (expect_true (cv = (CV *)POPs)) |
466 | while (expect_true (cv = (CV *)POPs)) |
417 | { |
467 | { |
… | |
… | |
472 | } |
522 | } |
473 | |
523 | |
474 | PUTBACK; |
524 | PUTBACK; |
475 | } |
525 | } |
476 | |
526 | |
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527 | /* allocate some space on the context stack for our purposes */ |
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528 | /* we manually unroll here, as usually 2 slots is enough */ |
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529 | if (SLOT_COUNT >= 1) CXINC; |
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530 | if (SLOT_COUNT >= 2) CXINC; |
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531 | if (SLOT_COUNT >= 3) CXINC; |
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532 | { |
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533 | int i; |
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534 | for (i = 3; i < SLOT_COUNT; ++i) |
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535 | CXINC; |
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536 | } |
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537 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
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538 | |
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539 | c->mainstack = PL_mainstack; |
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540 | |
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541 | { |
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542 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
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543 | |
477 | c->defav = GvAV (PL_defgv); |
544 | slot->defav = GvAV (PL_defgv); |
478 | c->defsv = DEFSV; |
545 | slot->defsv = DEFSV; |
479 | c->errsv = ERRSV; |
546 | slot->errsv = ERRSV; |
480 | c->irssv_sv = GvSV (irsgv); |
547 | slot->irsgv = GvSV (irsgv); |
481 | |
548 | |
482 | #define VAR(name,type)c->name = PL_ ## name; |
549 | #define VAR(name,type) slot->name = PL_ ## name; |
483 | # include "state.h" |
550 | # include "state.h" |
484 | #undef VAR |
551 | #undef VAR |
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552 | } |
485 | } |
553 | } |
486 | |
554 | |
487 | /* |
555 | /* |
488 | * allocate various perl stacks. This is an exact copy |
556 | * allocate various perl stacks. This is an exact copy |
489 | * of perl.c:init_stacks, except that it uses less memory |
557 | * of perl.c:init_stacks, except that it uses less memory |
… | |
… | |
494 | # define coro_init_stacks init_stacks |
562 | # define coro_init_stacks init_stacks |
495 | #else |
563 | #else |
496 | static void |
564 | static void |
497 | coro_init_stacks (pTHX) |
565 | coro_init_stacks (pTHX) |
498 | { |
566 | { |
499 | PL_curstackinfo = new_stackinfo(64, 6); |
567 | PL_curstackinfo = new_stackinfo(32, 8); |
500 | PL_curstackinfo->si_type = PERLSI_MAIN; |
568 | PL_curstackinfo->si_type = PERLSI_MAIN; |
501 | PL_curstack = PL_curstackinfo->si_stack; |
569 | PL_curstack = PL_curstackinfo->si_stack; |
502 | PL_mainstack = PL_curstack; /* remember in case we switch stacks */ |
570 | PL_mainstack = PL_curstack; /* remember in case we switch stacks */ |
503 | |
571 | |
504 | PL_stack_base = AvARRAY(PL_curstack); |
572 | PL_stack_base = AvARRAY(PL_curstack); |
505 | PL_stack_sp = PL_stack_base; |
573 | PL_stack_sp = PL_stack_base; |
506 | PL_stack_max = PL_stack_base + AvMAX(PL_curstack); |
574 | PL_stack_max = PL_stack_base + AvMAX(PL_curstack); |
507 | |
575 | |
508 | New(50,PL_tmps_stack,64,SV*); |
576 | New(50,PL_tmps_stack,32,SV*); |
509 | PL_tmps_floor = -1; |
577 | PL_tmps_floor = -1; |
510 | PL_tmps_ix = -1; |
578 | PL_tmps_ix = -1; |
511 | PL_tmps_max = 64; |
579 | PL_tmps_max = 32; |
512 | |
580 | |
513 | New(54,PL_markstack,16,I32); |
581 | New(54,PL_markstack,16,I32); |
514 | PL_markstack_ptr = PL_markstack; |
582 | PL_markstack_ptr = PL_markstack; |
515 | PL_markstack_max = PL_markstack + 16; |
583 | PL_markstack_max = PL_markstack + 16; |
516 | |
584 | |
517 | #ifdef SET_MARK_OFFSET |
585 | #ifdef SET_MARK_OFFSET |
518 | SET_MARK_OFFSET; |
586 | SET_MARK_OFFSET; |
519 | #endif |
587 | #endif |
520 | |
588 | |
521 | New(54,PL_scopestack,16,I32); |
589 | New(54,PL_scopestack,8,I32); |
522 | PL_scopestack_ix = 0; |
590 | PL_scopestack_ix = 0; |
523 | PL_scopestack_max = 16; |
591 | PL_scopestack_max = 8; |
524 | |
592 | |
525 | New(54,PL_savestack,64,ANY); |
593 | New(54,PL_savestack,24,ANY); |
526 | PL_savestack_ix = 0; |
594 | PL_savestack_ix = 0; |
527 | PL_savestack_max = 64; |
595 | PL_savestack_max = 24; |
528 | |
596 | |
529 | #if !PERL_VERSION_ATLEAST (5,9,0) |
597 | #if !PERL_VERSION_ATLEAST (5,9,0) |
530 | New(54,PL_retstack,4,OP*); |
598 | New(54,PL_retstack,4,OP*); |
531 | PL_retstack_ix = 0; |
599 | PL_retstack_ix = 0; |
532 | PL_retstack_max = 4; |
600 | PL_retstack_max = 4; |
… | |
… | |
569 | { |
637 | { |
570 | size_t rss = sizeof (*coro); |
638 | size_t rss = sizeof (*coro); |
571 | |
639 | |
572 | if (coro->mainstack) |
640 | if (coro->mainstack) |
573 | { |
641 | { |
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642 | perl_slots tmp_slot; |
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643 | perl_slots *slot; |
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644 | |
574 | if (coro->flags & CF_RUNNING) |
645 | if (coro->flags & CF_RUNNING) |
575 | { |
646 | { |
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647 | slot = &tmp_slot; |
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648 | |
576 | #define VAR(name,type)coro->name = PL_ ## name; |
649 | #define VAR(name,type) slot->name = PL_ ## name; |
577 | # include "state.h" |
650 | # include "state.h" |
578 | #undef VAR |
651 | #undef VAR |
579 | } |
652 | } |
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653 | else |
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654 | slot = coro->slot; |
580 | |
655 | |
581 | rss += sizeof (coro->curstackinfo); |
656 | rss += sizeof (slot->curstackinfo); |
582 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *); |
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583 | rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
657 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
584 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *); |
658 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
585 | rss += coro->tmps_max * sizeof (SV *); |
659 | rss += slot->tmps_max * sizeof (SV *); |
586 | rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32); |
660 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
587 | rss += coro->scopestack_max * sizeof (I32); |
661 | rss += slot->scopestack_max * sizeof (I32); |
588 | rss += coro->savestack_max * sizeof (ANY); |
662 | rss += slot->savestack_max * sizeof (ANY); |
589 | |
663 | |
590 | #if !PERL_VERSION_ATLEAST (5,9,0) |
664 | #if !PERL_VERSION_ATLEAST (5,9,0) |
591 | rss += coro->retstack_max * sizeof (OP *); |
665 | rss += slot->retstack_max * sizeof (OP *); |
592 | #endif |
666 | #endif |
593 | } |
667 | } |
594 | |
668 | |
595 | return rss; |
669 | return rss; |
596 | } |
670 | } |
… | |
… | |
612 | PL_curpm = 0; |
686 | PL_curpm = 0; |
613 | PL_curpad = 0; |
687 | PL_curpad = 0; |
614 | PL_localizing = 0; |
688 | PL_localizing = 0; |
615 | PL_dirty = 0; |
689 | PL_dirty = 0; |
616 | PL_restartop = 0; |
690 | PL_restartop = 0; |
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691 | PL_diehook = 0; hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
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692 | PL_warnhook = 0; hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
617 | |
693 | |
618 | GvSV (PL_defgv) = newSV (0); |
694 | GvSV (PL_defgv) = newSV (0); |
619 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
695 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
620 | GvSV (PL_errgv) = newSV (0); |
696 | GvSV (PL_errgv) = newSV (0); |
621 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
697 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
… | |
… | |
666 | SvREFCNT_dec (GvSV (PL_errgv)); |
742 | SvREFCNT_dec (GvSV (PL_errgv)); |
667 | SvREFCNT_dec (PL_defoutgv); |
743 | SvREFCNT_dec (PL_defoutgv); |
668 | SvREFCNT_dec (PL_rs); |
744 | SvREFCNT_dec (PL_rs); |
669 | SvREFCNT_dec (GvSV (irsgv)); |
745 | SvREFCNT_dec (GvSV (irsgv)); |
670 | |
746 | |
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747 | SvREFCNT_dec (PL_diehook); |
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748 | SvREFCNT_dec (PL_warnhook); |
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749 | |
671 | SvREFCNT_dec (coro->saved_deffh); |
750 | SvREFCNT_dec (coro->saved_deffh); |
672 | SvREFCNT_dec (coro->throw); |
751 | SvREFCNT_dec (coro->throw); |
673 | |
752 | |
674 | coro_destroy_stacks (aTHX); |
753 | coro_destroy_stacks (aTHX); |
675 | } |
754 | } |
… | |
… | |
727 | PUSHMARK (SP); |
806 | PUSHMARK (SP); |
728 | PUSHs (&PL_sv_no); |
807 | PUSHs (&PL_sv_no); |
729 | PUSHs (fullname); |
808 | PUSHs (fullname); |
730 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
809 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
731 | PUTBACK; |
810 | PUTBACK; |
732 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
811 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
733 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
812 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
734 | SPAGAIN; |
813 | SPAGAIN; |
735 | FREETMPS; |
814 | FREETMPS; |
736 | LEAVE; |
815 | LEAVE; |
737 | PL_runops = runops_trace; |
816 | PL_runops = runops_trace; |
… | |
… | |
766 | PUSHMARK (SP); |
845 | PUSHMARK (SP); |
767 | PUSHs (&PL_sv_yes); |
846 | PUSHs (&PL_sv_yes); |
768 | PUSHs (fullname); |
847 | PUSHs (fullname); |
769 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
848 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
770 | PUTBACK; |
849 | PUTBACK; |
771 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
850 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
772 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
851 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
773 | SPAGAIN; |
852 | SPAGAIN; |
774 | FREETMPS; |
853 | FREETMPS; |
775 | LEAVE; |
854 | LEAVE; |
776 | PL_runops = runops_trace; |
855 | PL_runops = runops_trace; |
… | |
… | |
790 | PL_runops = RUNOPS_DEFAULT; |
869 | PL_runops = RUNOPS_DEFAULT; |
791 | PUSHMARK (SP); |
870 | PUSHMARK (SP); |
792 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
871 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
793 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
872 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
794 | PUTBACK; |
873 | PUTBACK; |
795 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
874 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_line_cb"), 0); |
796 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
875 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
797 | SPAGAIN; |
876 | SPAGAIN; |
798 | FREETMPS; |
877 | FREETMPS; |
799 | LEAVE; |
878 | LEAVE; |
800 | PL_runops = runops_trace; |
879 | PL_runops = runops_trace; |
… | |
… | |
810 | |
889 | |
811 | /* inject a fake call to Coro::State::_cctx_init into the execution */ |
890 | /* inject a fake call to Coro::State::_cctx_init into the execution */ |
812 | /* _cctx_init should be careful, as it could be called at almost any time */ |
891 | /* _cctx_init should be careful, as it could be called at almost any time */ |
813 | /* during execution of a perl program */ |
892 | /* during execution of a perl program */ |
814 | static void NOINLINE |
893 | static void NOINLINE |
815 | prepare_cctx (pTHX_ coro_cctx *cctx) |
894 | cctx_prepare (pTHX_ coro_cctx *cctx) |
816 | { |
895 | { |
817 | dSP; |
896 | dSP; |
818 | LOGOP myop; |
897 | LOGOP myop; |
819 | |
898 | |
820 | PL_top_env = &PL_start_env; |
899 | PL_top_env = &PL_start_env; |
… | |
… | |
838 | |
917 | |
839 | /* |
918 | /* |
840 | * this is a _very_ stripped down perl interpreter ;) |
919 | * this is a _very_ stripped down perl interpreter ;) |
841 | */ |
920 | */ |
842 | static void |
921 | static void |
843 | coro_run (void *arg) |
922 | cctx_run (void *arg) |
844 | { |
923 | { |
845 | dTHX; |
924 | dTHX; |
846 | |
925 | |
847 | /* coro_run is the alternative tail of transfer(), so unlock here. */ |
926 | /* cctx_run is the alternative tail of transfer(), so unlock here. */ |
848 | UNLOCK; |
927 | UNLOCK; |
849 | |
928 | |
850 | /* we now skip the entersub that lead to transfer() */ |
929 | /* we now skip the entersub that lead to transfer() */ |
851 | PL_op = PL_op->op_next; |
930 | PL_op = PL_op->op_next; |
852 | |
931 | |
853 | /* inject a fake subroutine call to cctx_init */ |
932 | /* inject a fake subroutine call to cctx_init */ |
854 | prepare_cctx (aTHX_ (coro_cctx *)arg); |
933 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
855 | |
934 | |
856 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
935 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
857 | PL_restartop = PL_op; |
936 | PL_restartop = PL_op; |
858 | perl_run (PL_curinterp); |
937 | perl_run (PL_curinterp); |
859 | |
938 | |
… | |
… | |
878 | ++cctx_count; |
957 | ++cctx_count; |
879 | |
958 | |
880 | Newz (0, cctx, 1, coro_cctx); |
959 | Newz (0, cctx, 1, coro_cctx); |
881 | |
960 | |
882 | #if HAVE_MMAP |
961 | #if HAVE_MMAP |
883 | |
|
|
884 | cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
962 | cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
885 | /* mmap supposedly does allocate-on-write for us */ |
963 | /* mmap supposedly does allocate-on-write for us */ |
886 | cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
964 | cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
887 | |
965 | |
888 | if (cctx->sptr != (void *)-1) |
966 | if (cctx->sptr != (void *)-1) |
… | |
… | |
909 | stack_start = cctx->sptr; |
987 | stack_start = cctx->sptr; |
910 | stack_size = cctx->ssize; |
988 | stack_size = cctx->ssize; |
911 | } |
989 | } |
912 | |
990 | |
913 | REGISTER_STACK (cctx, (char *)stack_start, (char *)stack_start + stack_size); |
991 | REGISTER_STACK (cctx, (char *)stack_start, (char *)stack_start + stack_size); |
914 | coro_create (&cctx->cctx, coro_run, (void *)cctx, stack_start, stack_size); |
992 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size); |
915 | |
993 | |
916 | return cctx; |
994 | return cctx; |
917 | } |
995 | } |
918 | |
996 | |
919 | static void |
997 | static void |
… | |
… | |
991 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
1069 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
992 | |
1070 | |
993 | if (expect_false (next->flags & CF_DESTROYED)) |
1071 | if (expect_false (next->flags & CF_DESTROYED)) |
994 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
1072 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
995 | |
1073 | |
|
|
1074 | if ( |
|
|
1075 | #if PERL_VERSION_ATLEAST (5,9,0) |
|
|
1076 | expect_false (PL_parser) |
|
|
1077 | #else |
996 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1078 | expect_false (PL_lex_state != LEX_NOTPARSING) |
|
|
1079 | #endif |
|
|
1080 | ) |
997 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
1081 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
998 | } |
1082 | } |
999 | } |
1083 | } |
1000 | |
1084 | |
1001 | /* always use the TRANSFER macro */ |
1085 | /* always use the TRANSFER macro */ |
… | |
… | |
1054 | prev->cctx = 0; |
1138 | prev->cctx = 0; |
1055 | |
1139 | |
1056 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
1140 | /* 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 */ |
1141 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
1058 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
1142 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
|
|
1143 | if (!next->cctx) |
1059 | next->cctx = cctx_get (aTHX); |
1144 | next->cctx = cctx_get (aTHX); |
1060 | |
1145 | |
1061 | cctx_put (prev__cctx); |
1146 | cctx_put (prev__cctx); |
1062 | } |
1147 | } |
1063 | |
1148 | |
1064 | ++next->usecount; |
1149 | ++next->usecount; |
… | |
… | |
1130 | save_perl (aTHX_ &temp); |
1215 | save_perl (aTHX_ &temp); |
1131 | load_perl (aTHX_ coro); |
1216 | load_perl (aTHX_ coro); |
1132 | |
1217 | |
1133 | coro_destroy (aTHX_ coro); |
1218 | coro_destroy (aTHX_ coro); |
1134 | |
1219 | |
1135 | load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */ |
1220 | load_perl (aTHX_ &temp); |
1136 | |
1221 | |
1137 | coro->mainstack = 0; |
1222 | coro->slot = 0; |
1138 | } |
1223 | } |
1139 | |
1224 | |
1140 | cctx_destroy (coro->cctx); |
1225 | cctx_destroy (coro->cctx); |
1141 | SvREFCNT_dec (coro->args); |
1226 | SvREFCNT_dec (coro->args); |
1142 | |
1227 | |
… | |
… | |
1399 | coro->cctx->flags &= ~(CC_TRACE | CC_TRACE_ALL); |
1484 | coro->cctx->flags &= ~(CC_TRACE | CC_TRACE_ALL); |
1400 | |
1485 | |
1401 | if (coro->flags & CF_RUNNING) |
1486 | if (coro->flags & CF_RUNNING) |
1402 | PL_runops = RUNOPS_DEFAULT; |
1487 | PL_runops = RUNOPS_DEFAULT; |
1403 | else |
1488 | else |
1404 | coro->runops = RUNOPS_DEFAULT; |
1489 | coro->slot->runops = RUNOPS_DEFAULT; |
1405 | } |
1490 | } |
1406 | } |
1491 | } |
1407 | |
1492 | |
1408 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1493 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1409 | |
1494 | |
… | |
… | |
1416 | #endif |
1501 | #endif |
1417 | BOOT_PAGESIZE; |
1502 | BOOT_PAGESIZE; |
1418 | |
1503 | |
1419 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1504 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1420 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1505 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
|
|
1506 | |
|
|
1507 | hv_sig = coro_get_hv ("SIG", TRUE); |
|
|
1508 | sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); |
|
|
1509 | sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); |
|
|
1510 | |
|
|
1511 | if (!PL_diehook ) hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
|
|
1512 | if (!PL_warnhook) hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
1421 | |
1513 | |
1422 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1514 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1423 | |
1515 | |
1424 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1516 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1425 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1517 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
… | |
… | |
1469 | # function to increase chances that they all will call transfer with the same |
1561 | # function to increase chances that they all will call transfer with the same |
1470 | # stack offset |
1562 | # stack offset |
1471 | void |
1563 | void |
1472 | _set_stacklevel (...) |
1564 | _set_stacklevel (...) |
1473 | ALIAS: |
1565 | ALIAS: |
1474 | Coro::State::transfer = 1 |
1566 | Coro::State::transfer = 1 |
1475 | Coro::schedule = 2 |
1567 | Coro::schedule = 2 |
1476 | Coro::cede = 3 |
1568 | Coro::cede = 3 |
1477 | Coro::cede_notself = 4 |
1569 | Coro::cede_notself = 4 |
|
|
1570 | Coro::Event::next = 5 |
|
|
1571 | Coro::Event::next_cancel = 6 |
1478 | CODE: |
1572 | PPCODE: |
1479 | { |
1573 | { |
1480 | struct transfer_args ta; |
1574 | struct transfer_args ta; |
|
|
1575 | int again = 0; |
1481 | |
1576 | |
1482 | switch (ix) |
1577 | do |
1483 | { |
1578 | { |
|
|
1579 | switch (ix) |
|
|
1580 | { |
1484 | case 0: |
1581 | case 0: |
1485 | ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); |
1582 | ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); |
1486 | ta.next = 0; |
1583 | ta.next = 0; |
1487 | break; |
1584 | break; |
1488 | |
1585 | |
1489 | case 1: |
1586 | case 1: |
1490 | if (items != 2) |
1587 | if (items != 2) |
1491 | croak ("Coro::State::transfer (prev,next) expects two arguments, not %d", items); |
1588 | croak ("Coro::State::transfer (prev,next) expects two arguments, not %d", items); |
1492 | |
1589 | |
1493 | prepare_transfer (aTHX_ &ta, ST (0), ST (1)); |
1590 | prepare_transfer (aTHX_ &ta, ST (0), ST (1)); |
1494 | break; |
1591 | break; |
1495 | |
1592 | |
1496 | case 2: |
1593 | case 2: |
1497 | prepare_schedule (aTHX_ &ta); |
1594 | prepare_schedule (aTHX_ &ta); |
1498 | break; |
1595 | break; |
1499 | |
1596 | |
1500 | case 3: |
1597 | case 3: |
1501 | prepare_cede (aTHX_ &ta); |
1598 | prepare_cede (aTHX_ &ta); |
1502 | break; |
1599 | break; |
1503 | |
1600 | |
1504 | case 4: |
1601 | case 4: |
1505 | if (!prepare_cede_notself (aTHX_ &ta)) |
1602 | if (!prepare_cede_notself (aTHX_ &ta)) |
1506 | XSRETURN_EMPTY; |
1603 | XSRETURN_EMPTY; |
1507 | |
1604 | |
1508 | break; |
1605 | break; |
|
|
1606 | |
|
|
1607 | case 5: |
|
|
1608 | case 6: |
|
|
1609 | if (items != 1) |
|
|
1610 | croak ("Coro::Event::next (watcher) expects one argument, not %d", items); |
|
|
1611 | |
|
|
1612 | { |
|
|
1613 | SV *ev = coroapi.coro_event_next (ST (0), ix == 6, GIMME_V != G_VOID); |
|
|
1614 | |
|
|
1615 | if (ev) |
|
|
1616 | { |
|
|
1617 | if (GIMME_V != G_VOID) |
|
|
1618 | { |
|
|
1619 | XPUSHs (ev); |
|
|
1620 | XSRETURN (1); |
|
|
1621 | } |
|
|
1622 | else |
|
|
1623 | XSRETURN_EMPTY; |
|
|
1624 | } |
|
|
1625 | } |
|
|
1626 | |
|
|
1627 | prepare_schedule (aTHX_ &ta); |
|
|
1628 | again = 1; |
|
|
1629 | break; |
|
|
1630 | } |
|
|
1631 | |
|
|
1632 | BARRIER; |
|
|
1633 | TRANSFER (ta); |
|
|
1634 | BARRIER; |
1509 | } |
1635 | } |
1510 | |
1636 | while (again); |
1511 | BARRIER; |
|
|
1512 | TRANSFER (ta); |
|
|
1513 | |
1637 | |
1514 | if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev)) |
1638 | if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev)) |
1515 | XSRETURN_YES; |
1639 | XSRETURN_YES; |
1516 | } |
1640 | |
|
|
1641 | XSRETURN_EMPTY; /* not understood why this is necessary, likely some stack handling bug */ |
1517 | |
1642 | |
1518 | bool |
1643 | bool |
1519 | _destroy (SV *coro_sv) |
1644 | _destroy (SV *coro_sv) |
1520 | CODE: |
1645 | CODE: |
1521 | RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); |
1646 | RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); |
… | |
… | |
1569 | CODE: |
1694 | CODE: |
1570 | { |
1695 | { |
1571 | if (coro->mainstack) |
1696 | if (coro->mainstack) |
1572 | { |
1697 | { |
1573 | struct coro temp; |
1698 | struct coro temp; |
1574 | Zero (&temp, 1, struct coro); |
|
|
1575 | |
1699 | |
1576 | if (!(coro->flags & CF_RUNNING)) |
1700 | if (!(coro->flags & CF_RUNNING)) |
1577 | { |
1701 | { |
1578 | save_perl (aTHX_ &temp); |
1702 | save_perl (aTHX_ &temp); |
1579 | load_perl (aTHX_ coro); |
1703 | load_perl (aTHX_ coro); |
… | |
… | |
1581 | |
1705 | |
1582 | { |
1706 | { |
1583 | dSP; |
1707 | dSP; |
1584 | ENTER; |
1708 | ENTER; |
1585 | SAVETMPS; |
1709 | SAVETMPS; |
|
|
1710 | PUTBACK; |
|
|
1711 | PUSHSTACK; |
1586 | PUSHMARK (SP); |
1712 | PUSHMARK (SP); |
1587 | PUTBACK; |
1713 | |
1588 | if (ix) |
1714 | if (ix) |
1589 | eval_sv (coderef, 0); |
1715 | eval_sv (coderef, 0); |
1590 | else |
1716 | else |
1591 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1717 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
|
|
1718 | |
1592 | SPAGAIN; |
1719 | POPSTACK; |
1593 | FREETMPS; |
1720 | FREETMPS; |
1594 | LEAVE; |
1721 | LEAVE; |
1595 | PUTBACK; |
|
|
1596 | } |
1722 | } |
1597 | |
1723 | |
1598 | if (!(coro->flags & CF_RUNNING)) |
1724 | if (!(coro->flags & CF_RUNNING)) |
1599 | { |
1725 | { |
1600 | save_perl (aTHX_ coro); |
1726 | save_perl (aTHX_ coro); |
… | |
… | |
1654 | |
1780 | |
1655 | BOOT: |
1781 | BOOT: |
1656 | { |
1782 | { |
1657 | int i; |
1783 | int i; |
1658 | |
1784 | |
1659 | sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE); |
1785 | sv_pool_rss = coro_get_sv ("Coro::POOL_RSS" , TRUE); |
1660 | sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE); |
1786 | sv_pool_size = coro_get_sv ("Coro::POOL_SIZE" , TRUE); |
1661 | av_async_pool = get_av ("Coro::async_pool", TRUE); |
1787 | av_async_pool = coro_get_av ("Coro::async_pool", TRUE); |
1662 | |
1788 | |
1663 | coro_current = get_sv ("Coro::current", FALSE); |
1789 | coro_current = coro_get_sv ("Coro::current", FALSE); |
1664 | SvREADONLY_on (coro_current); |
1790 | SvREADONLY_on (coro_current); |
1665 | |
1791 | |
1666 | coro_stash = gv_stashpv ("Coro", TRUE); |
1792 | coro_stash = gv_stashpv ("Coro", TRUE); |
1667 | |
1793 | |
1668 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1794 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1669 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
1795 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
1670 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
1796 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
1671 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
1797 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
… | |
… | |
1674 | |
1800 | |
1675 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
1801 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
1676 | coro_ready[i] = newAV (); |
1802 | coro_ready[i] = newAV (); |
1677 | |
1803 | |
1678 | { |
1804 | { |
1679 | SV *sv = perl_get_sv("Coro::API", 1); |
1805 | SV *sv = perl_get_sv ("Coro::API", TRUE); |
|
|
1806 | perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */ |
1680 | |
1807 | |
1681 | coroapi.schedule = api_schedule; |
1808 | coroapi.schedule = api_schedule; |
1682 | coroapi.cede = api_cede; |
1809 | coroapi.cede = api_cede; |
1683 | coroapi.cede_notself = api_cede_notself; |
1810 | coroapi.cede_notself = api_cede_notself; |
1684 | coroapi.ready = api_ready; |
1811 | coroapi.ready = api_ready; |
… | |
… | |
1750 | CODE: |
1877 | CODE: |
1751 | { |
1878 | { |
1752 | struct coro *coro = SvSTATE (coro_current); |
1879 | struct coro *coro = SvSTATE (coro_current); |
1753 | HV *hv = (HV *)SvRV (coro_current); |
1880 | HV *hv = (HV *)SvRV (coro_current); |
1754 | AV *defav = GvAV (PL_defgv); |
1881 | AV *defav = GvAV (PL_defgv); |
1755 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
1882 | SV *invoke = hv_delete (hv, strpair ("_invoke"), 0); |
1756 | AV *invoke_av; |
1883 | AV *invoke_av; |
1757 | int i, len; |
1884 | int i, len; |
1758 | |
1885 | |
1759 | if (!invoke) |
1886 | if (!invoke) |
1760 | croak ("\3terminate\2\n"); |
1887 | croak ("\3async_pool terminate\2\n"); |
1761 | |
1888 | |
1762 | SvREFCNT_dec (coro->saved_deffh); |
1889 | SvREFCNT_dec (coro->saved_deffh); |
1763 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1890 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1764 | |
1891 | |
1765 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1892 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1766 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
1893 | newSVpvn (strpair ("[async_pool]")), 0); |
1767 | |
1894 | |
1768 | invoke_av = (AV *)SvRV (invoke); |
1895 | invoke_av = (AV *)SvRV (invoke); |
1769 | len = av_len (invoke_av); |
1896 | len = av_len (invoke_av); |
1770 | |
1897 | |
1771 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
1898 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
… | |
… | |
1791 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
1918 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
1792 | coro->saved_deffh = 0; |
1919 | coro->saved_deffh = 0; |
1793 | |
1920 | |
1794 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1921 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1795 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1922 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1796 | croak ("\3terminate\2\n"); |
1923 | croak ("\3async_pool terminate\2\n"); |
1797 | |
1924 | |
1798 | av_clear (GvAV (PL_defgv)); |
1925 | av_clear (GvAV (PL_defgv)); |
1799 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1926 | hv_store ((HV *)SvRV (coro_current), strpair ("desc"), |
1800 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1927 | newSVpvn (strpair ("[async_pool idle]")), 0); |
1801 | |
1928 | |
1802 | coro->prio = 0; |
1929 | coro->prio = 0; |
1803 | |
1930 | |
1804 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1931 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1805 | api_trace (coro_current, 0); |
1932 | api_trace (coro_current, 0); |