… | |
… | |
55 | |
55 | |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
57 | (PERL_REVISION > (a) \ |
57 | (PERL_REVISION > (a) \ |
58 | || (PERL_REVISION == (a) \ |
58 | || (PERL_REVISION == (a) \ |
59 | && (PERL_VERSION > (b) \ |
59 | && (PERL_VERSION > (b) \ |
60 | || (PERL_VERSION == (b) && PERLSUBVERSION >= (c))))) |
60 | || (PERL_VERSION == (b) && PERL_SUBVERSION >= (c))))) |
61 | |
61 | |
62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
63 | # ifndef PL_ppaddr |
63 | # ifndef PL_ppaddr |
64 | # define PL_ppaddr ppaddr |
64 | # define PL_ppaddr ppaddr |
65 | # endif |
65 | # endif |
… | |
… | |
98 | # define newSV(l) NEWSV(0,l) |
98 | # define newSV(l) NEWSV(0,l) |
99 | #endif |
99 | #endif |
100 | #ifndef CvISXSUB_on |
100 | #ifndef CvISXSUB_on |
101 | # define CvISXSUB_on(cv) (void)cv |
101 | # define CvISXSUB_on(cv) (void)cv |
102 | #endif |
102 | #endif |
|
|
103 | #ifndef CvISXSUB |
|
|
104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
|
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105 | #endif |
|
|
106 | #ifndef Newx |
|
|
107 | # define Newx(ptr,nitems,type) New (0,ptr,nitems,type) |
|
|
108 | #endif |
103 | |
109 | |
104 | /* 5.8.7 */ |
110 | /* 5.8.7 */ |
105 | #ifndef SvRV_set |
111 | #ifndef SvRV_set |
106 | # define SvRV_set(s,v) SvRV(s) = (v) |
112 | # define SvRV_set(s,v) SvRV(s) = (v) |
107 | #endif |
113 | #endif |
… | |
… | |
127 | #else |
133 | #else |
128 | # define dSTACKLEVEL volatile void *stacklevel |
134 | # define dSTACKLEVEL volatile void *stacklevel |
129 | # define STACKLEVEL ((void *)&stacklevel) |
135 | # define STACKLEVEL ((void *)&stacklevel) |
130 | #endif |
136 | #endif |
131 | |
137 | |
132 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
138 | #define IN_DESTRUCT PL_dirty |
133 | |
139 | |
134 | #if __GNUC__ >= 3 |
140 | #if __GNUC__ >= 3 |
135 | # define attribute(x) __attribute__(x) |
141 | # define attribute(x) __attribute__(x) |
136 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
142 | # define expect(expr,value) __builtin_expect ((expr), (value)) |
137 | # define INLINE static inline |
143 | # define INLINE static inline |
138 | #else |
144 | #else |
139 | # define attribute(x) |
145 | # define attribute(x) |
140 | # define expect(expr,value) (expr) |
146 | # define expect(expr,value) (expr) |
141 | # define INLINE static |
147 | # define INLINE static |
… | |
… | |
153 | # if CORO_PTHREAD |
159 | # if CORO_PTHREAD |
154 | static void *coro_thx; |
160 | static void *coro_thx; |
155 | # endif |
161 | # endif |
156 | #endif |
162 | #endif |
157 | |
163 | |
|
|
164 | #ifdef __linux |
|
|
165 | # include <time.h> /* for timespec */ |
|
|
166 | # include <syscall.h> /* for SYS_* */ |
|
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167 | # ifdef SYS_clock_gettime |
|
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168 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
|
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169 | # define CORO_CLOCK_MONOTONIC 1 |
|
|
170 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
|
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171 | # endif |
|
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172 | #endif |
|
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173 | |
158 | static double (*nvtime)(); /* so why doesn't it take void? */ |
174 | static double (*nvtime)(); /* so why doesn't it take void? */ |
|
|
175 | static void (*u2time)(pTHX_ UV ret[2]); |
159 | |
176 | |
160 | /* we hijack an hopefully unused CV flag for our purposes */ |
177 | /* we hijack an hopefully unused CV flag for our purposes */ |
161 | #define CVf_SLF 0x4000 |
178 | #define CVf_SLF 0x4000 |
162 | static OP *pp_slf (pTHX); |
179 | static OP *pp_slf (pTHX); |
163 | |
180 | |
… | |
… | |
167 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
184 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
168 | static JMPENV *main_top_env; |
185 | static JMPENV *main_top_env; |
169 | static HV *coro_state_stash, *coro_stash; |
186 | static HV *coro_state_stash, *coro_stash; |
170 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
187 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
171 | |
188 | |
|
|
189 | static AV *av_destroy; /* destruction queue */ |
|
|
190 | static SV *sv_manager; /* the manager coro */ |
|
|
191 | static SV *sv_idle; /* $Coro::idle */ |
|
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192 | |
172 | static GV *irsgv; /* $/ */ |
193 | static GV *irsgv; /* $/ */ |
173 | static GV *stdoutgv; /* *STDOUT */ |
194 | static GV *stdoutgv; /* *STDOUT */ |
174 | static SV *rv_diehook; |
195 | static SV *rv_diehook; |
175 | static SV *rv_warnhook; |
196 | static SV *rv_warnhook; |
176 | static HV *hv_sig; /* %SIG */ |
197 | static HV *hv_sig; /* %SIG */ |
177 | |
198 | |
178 | /* async_pool helper stuff */ |
199 | /* async_pool helper stuff */ |
179 | static SV *sv_pool_rss; |
200 | static SV *sv_pool_rss; |
180 | static SV *sv_pool_size; |
201 | static SV *sv_pool_size; |
|
|
202 | static SV *sv_async_pool_idle; /* description string */ |
181 | static AV *av_async_pool; |
203 | static AV *av_async_pool; /* idle pool */ |
|
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204 | static SV *sv_Coro; /* class string */ |
|
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205 | static CV *cv_pool_handler; |
|
|
206 | static CV *cv_coro_state_new; |
182 | |
207 | |
183 | /* Coro::AnyEvent */ |
208 | /* Coro::AnyEvent */ |
184 | static SV *sv_activity; |
209 | static SV *sv_activity; |
|
|
210 | |
|
|
211 | /* enable processtime/realtime profiling */ |
|
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212 | static char enable_times; |
|
|
213 | typedef U32 coro_ts[2]; |
|
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214 | static coro_ts time_real, time_cpu; |
|
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215 | static char times_valid; |
185 | |
216 | |
186 | static struct coro_cctx *cctx_first; |
217 | static struct coro_cctx *cctx_first; |
187 | static int cctx_count, cctx_idle; |
218 | static int cctx_count, cctx_idle; |
188 | |
219 | |
189 | enum { |
220 | enum { |
… | |
… | |
215 | int valgrind_id; |
246 | int valgrind_id; |
216 | #endif |
247 | #endif |
217 | unsigned char flags; |
248 | unsigned char flags; |
218 | } coro_cctx; |
249 | } coro_cctx; |
219 | |
250 | |
|
|
251 | coro_cctx *cctx_current; /* the currently running cctx */ |
|
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252 | |
|
|
253 | /*****************************************************************************/ |
|
|
254 | |
220 | enum { |
255 | enum { |
221 | CF_RUNNING = 0x0001, /* coroutine is running */ |
256 | CF_RUNNING = 0x0001, /* coroutine is running */ |
222 | CF_READY = 0x0002, /* coroutine is ready */ |
257 | CF_READY = 0x0002, /* coroutine is ready */ |
223 | CF_NEW = 0x0004, /* has never been switched to */ |
258 | CF_NEW = 0x0004, /* has never been switched to */ |
224 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
259 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
|
|
260 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
225 | }; |
261 | }; |
226 | |
262 | |
227 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
263 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
228 | typedef struct |
264 | typedef struct |
229 | { |
265 | { |
230 | SV *defsv; |
266 | SV *defsv; |
231 | AV *defav; |
267 | AV *defav; |
232 | SV *errsv; |
268 | SV *errsv; |
233 | SV *irsgv; |
269 | SV *irsgv; |
|
|
270 | HV *hinthv; |
234 | #define VAR(name,type) type name; |
271 | #define VAR(name,type) type name; |
235 | # include "state.h" |
272 | # include "state.h" |
236 | #undef VAR |
273 | #undef VAR |
237 | } perl_slots; |
274 | } perl_slots; |
238 | |
275 | |
… | |
… | |
241 | /* this is a structure representing a perl-level coroutine */ |
278 | /* this is a structure representing a perl-level coroutine */ |
242 | struct coro { |
279 | struct coro { |
243 | /* the C coroutine allocated to this perl coroutine, if any */ |
280 | /* the C coroutine allocated to this perl coroutine, if any */ |
244 | coro_cctx *cctx; |
281 | coro_cctx *cctx; |
245 | |
282 | |
|
|
283 | /* ready queue */ |
|
|
284 | struct coro *next_ready; |
|
|
285 | |
246 | /* state data */ |
286 | /* state data */ |
247 | struct CoroSLF slf_frame; /* saved slf frame */ |
287 | struct CoroSLF slf_frame; /* saved slf frame */ |
248 | AV *mainstack; |
288 | AV *mainstack; |
249 | perl_slots *slot; /* basically the saved sp */ |
289 | perl_slots *slot; /* basically the saved sp */ |
250 | |
290 | |
|
|
291 | CV *startcv; /* the CV to execute */ |
251 | AV *args; /* data associated with this coroutine (initial args) */ |
292 | AV *args; /* data associated with this coroutine (initial args) */ |
252 | int refcnt; /* coroutines are refcounted, yes */ |
293 | int refcnt; /* coroutines are refcounted, yes */ |
253 | int flags; /* CF_ flags */ |
294 | int flags; /* CF_ flags */ |
254 | HV *hv; /* the perl hash associated with this coro, if any */ |
295 | HV *hv; /* the perl hash associated with this coro, if any */ |
255 | void (*on_destroy)(pTHX_ struct coro *coro); |
296 | void (*on_destroy)(pTHX_ struct coro *coro); |
256 | |
297 | |
257 | /* statistics */ |
298 | /* statistics */ |
258 | int usecount; /* number of transfers to this coro */ |
299 | int usecount; /* number of transfers to this coro */ |
259 | |
300 | |
… | |
… | |
262 | SV *except; /* exception to be thrown */ |
303 | SV *except; /* exception to be thrown */ |
263 | SV *rouse_cb; |
304 | SV *rouse_cb; |
264 | |
305 | |
265 | /* async_pool */ |
306 | /* async_pool */ |
266 | SV *saved_deffh; |
307 | SV *saved_deffh; |
|
|
308 | SV *invoke_cb; |
|
|
309 | AV *invoke_av; |
|
|
310 | |
|
|
311 | /* on_enter/on_leave */ |
|
|
312 | AV *on_enter; |
|
|
313 | AV *on_leave; |
|
|
314 | |
|
|
315 | /* times */ |
|
|
316 | coro_ts t_cpu, t_real; |
267 | |
317 | |
268 | /* linked list */ |
318 | /* linked list */ |
269 | struct coro *next, *prev; |
319 | struct coro *next, *prev; |
270 | }; |
320 | }; |
271 | |
321 | |
… | |
… | |
277 | /* the mainr easonw e don't support windows process emulation */ |
327 | /* the mainr easonw e don't support windows process emulation */ |
278 | static struct CoroSLF slf_frame; /* the current slf frame */ |
328 | static struct CoroSLF slf_frame; /* the current slf frame */ |
279 | |
329 | |
280 | /** Coro ********************************************************************/ |
330 | /** Coro ********************************************************************/ |
281 | |
331 | |
282 | #define PRIO_MAX 3 |
332 | #define CORO_PRIO_MAX 3 |
283 | #define PRIO_HIGH 1 |
333 | #define CORO_PRIO_HIGH 1 |
284 | #define PRIO_NORMAL 0 |
334 | #define CORO_PRIO_NORMAL 0 |
285 | #define PRIO_LOW -1 |
335 | #define CORO_PRIO_LOW -1 |
286 | #define PRIO_IDLE -3 |
336 | #define CORO_PRIO_IDLE -3 |
287 | #define PRIO_MIN -4 |
337 | #define CORO_PRIO_MIN -4 |
288 | |
338 | |
289 | /* for Coro.pm */ |
339 | /* for Coro.pm */ |
290 | static SV *coro_current; |
340 | static SV *coro_current; |
291 | static SV *coro_readyhook; |
341 | static SV *coro_readyhook; |
292 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
342 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
|
|
343 | static CV *cv_coro_run, *cv_coro_terminate; |
293 | static struct coro *coro_first; |
344 | static struct coro *coro_first; |
294 | #define coro_nready coroapi.nready |
345 | #define coro_nready coroapi.nready |
295 | |
346 | |
296 | /** lowlevel stuff **********************************************************/ |
347 | /** lowlevel stuff **********************************************************/ |
297 | |
348 | |
… | |
… | |
323 | get_hv (name, create); |
374 | get_hv (name, create); |
324 | #endif |
375 | #endif |
325 | return get_hv (name, create); |
376 | return get_hv (name, create); |
326 | } |
377 | } |
327 | |
378 | |
|
|
379 | /* may croak */ |
|
|
380 | INLINE CV * |
|
|
381 | coro_sv_2cv (pTHX_ SV *sv) |
|
|
382 | { |
|
|
383 | HV *st; |
|
|
384 | GV *gvp; |
|
|
385 | CV *cv = sv_2cv (sv, &st, &gvp, 0); |
|
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386 | |
|
|
387 | if (!cv) |
|
|
388 | croak ("code reference expected"); |
|
|
389 | |
|
|
390 | return cv; |
|
|
391 | } |
|
|
392 | |
|
|
393 | INLINE void |
|
|
394 | coro_times_update () |
|
|
395 | { |
|
|
396 | #ifdef coro_clock_gettime |
|
|
397 | struct timespec ts; |
|
|
398 | |
|
|
399 | ts.tv_sec = ts.tv_nsec = 0; |
|
|
400 | coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts); |
|
|
401 | time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec; |
|
|
402 | |
|
|
403 | ts.tv_sec = ts.tv_nsec = 0; |
|
|
404 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
|
|
405 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
|
|
406 | #else |
|
|
407 | dTHX; |
|
|
408 | UV tv[2]; |
|
|
409 | |
|
|
410 | u2time (aTHX_ &tv); |
|
|
411 | time_real [0] = tv [0]; |
|
|
412 | time_real [1] = tv [1] * 1000; |
|
|
413 | #endif |
|
|
414 | } |
|
|
415 | |
|
|
416 | INLINE void |
|
|
417 | coro_times_add (struct coro *c) |
|
|
418 | { |
|
|
419 | c->t_real [1] += time_real [1]; |
|
|
420 | if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; } |
|
|
421 | c->t_real [0] += time_real [0]; |
|
|
422 | |
|
|
423 | c->t_cpu [1] += time_cpu [1]; |
|
|
424 | if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; } |
|
|
425 | c->t_cpu [0] += time_cpu [0]; |
|
|
426 | } |
|
|
427 | |
|
|
428 | INLINE void |
|
|
429 | coro_times_sub (struct coro *c) |
|
|
430 | { |
|
|
431 | if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; } |
|
|
432 | c->t_real [1] -= time_real [1]; |
|
|
433 | c->t_real [0] -= time_real [0]; |
|
|
434 | |
|
|
435 | if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; } |
|
|
436 | c->t_cpu [1] -= time_cpu [1]; |
|
|
437 | c->t_cpu [0] -= time_cpu [0]; |
|
|
438 | } |
|
|
439 | |
|
|
440 | /*****************************************************************************/ |
|
|
441 | /* magic glue */ |
|
|
442 | |
|
|
443 | #define CORO_MAGIC_type_cv 26 |
|
|
444 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
445 | |
|
|
446 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
447 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
448 | ? SvMAGIC (sv) \ |
|
|
449 | : mg_find (sv, type)) |
|
|
450 | |
|
|
451 | #define CORO_MAGIC(sv, type) \ |
|
|
452 | (expect_true (SvMAGIC (sv)) \ |
|
|
453 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
454 | : 0) |
|
|
455 | |
|
|
456 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
457 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
458 | |
|
|
459 | INLINE struct coro * |
|
|
460 | SvSTATE_ (pTHX_ SV *coro) |
|
|
461 | { |
|
|
462 | HV *stash; |
|
|
463 | MAGIC *mg; |
|
|
464 | |
|
|
465 | if (SvROK (coro)) |
|
|
466 | coro = SvRV (coro); |
|
|
467 | |
|
|
468 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
469 | croak ("Coro::State object required"); |
|
|
470 | |
|
|
471 | stash = SvSTASH (coro); |
|
|
472 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
473 | { |
|
|
474 | /* very slow, but rare, check */ |
|
|
475 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
476 | croak ("Coro::State object required"); |
|
|
477 | } |
|
|
478 | |
|
|
479 | mg = CORO_MAGIC_state (coro); |
|
|
480 | return (struct coro *)mg->mg_ptr; |
|
|
481 | } |
|
|
482 | |
|
|
483 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
484 | |
|
|
485 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
486 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
487 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
488 | |
|
|
489 | /*****************************************************************************/ |
|
|
490 | /* padlist management and caching */ |
|
|
491 | |
328 | static AV * |
492 | static AV * |
329 | coro_clone_padlist (pTHX_ CV *cv) |
493 | coro_derive_padlist (pTHX_ CV *cv) |
330 | { |
494 | { |
331 | AV *padlist = CvPADLIST (cv); |
495 | AV *padlist = CvPADLIST (cv); |
332 | AV *newpadlist, *newpad; |
496 | AV *newpadlist, *newpad; |
333 | |
497 | |
334 | newpadlist = newAV (); |
498 | newpadlist = newAV (); |
… | |
… | |
339 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
503 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
340 | #endif |
504 | #endif |
341 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
505 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
342 | --AvFILLp (padlist); |
506 | --AvFILLp (padlist); |
343 | |
507 | |
344 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
508 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
345 | av_store (newpadlist, 1, (SV *)newpad); |
509 | av_store (newpadlist, 1, (SV *)newpad); |
346 | |
510 | |
347 | return newpadlist; |
511 | return newpadlist; |
348 | } |
512 | } |
349 | |
513 | |
350 | static void |
514 | static void |
351 | free_padlist (pTHX_ AV *padlist) |
515 | free_padlist (pTHX_ AV *padlist) |
352 | { |
516 | { |
353 | /* may be during global destruction */ |
517 | /* may be during global destruction */ |
354 | if (SvREFCNT (padlist)) |
518 | if (!IN_DESTRUCT) |
355 | { |
519 | { |
356 | I32 i = AvFILLp (padlist); |
520 | I32 i = AvFILLp (padlist); |
357 | while (i >= 0) |
521 | |
|
|
522 | while (i > 0) /* special-case index 0 */ |
358 | { |
523 | { |
359 | SV **svp = av_fetch (padlist, i--, FALSE); |
524 | /* we try to be extra-careful here */ |
360 | if (svp) |
525 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
361 | { |
526 | I32 j = AvFILLp (av); |
362 | SV *sv; |
527 | |
363 | while (&PL_sv_undef != (sv = av_pop ((AV *)*svp))) |
528 | while (j >= 0) |
|
|
529 | SvREFCNT_dec (AvARRAY (av)[j--]); |
|
|
530 | |
|
|
531 | AvFILLp (av) = -1; |
364 | SvREFCNT_dec (sv); |
532 | SvREFCNT_dec (av); |
365 | |
|
|
366 | SvREFCNT_dec (*svp); |
|
|
367 | } |
|
|
368 | } |
533 | } |
369 | |
534 | |
|
|
535 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
|
|
536 | |
|
|
537 | AvFILLp (padlist) = -1; |
370 | SvREFCNT_dec ((SV*)padlist); |
538 | SvREFCNT_dec ((SV*)padlist); |
371 | } |
539 | } |
372 | } |
540 | } |
373 | |
541 | |
374 | static int |
542 | static int |
375 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
543 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
376 | { |
544 | { |
377 | AV *padlist; |
545 | AV *padlist; |
378 | AV *av = (AV *)mg->mg_obj; |
546 | AV *av = (AV *)mg->mg_obj; |
|
|
547 | |
|
|
548 | /* perl manages to free our internal AV and _then_ call us */ |
|
|
549 | if (IN_DESTRUCT) |
|
|
550 | return; |
379 | |
551 | |
380 | /* casting is fun. */ |
552 | /* casting is fun. */ |
381 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
553 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
382 | free_padlist (aTHX_ padlist); |
554 | free_padlist (aTHX_ padlist); |
383 | |
555 | |
384 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
556 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
385 | |
557 | |
386 | return 0; |
558 | return 0; |
387 | } |
559 | } |
388 | |
|
|
389 | #define CORO_MAGIC_type_cv 26 |
|
|
390 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
391 | |
560 | |
392 | static MGVTBL coro_cv_vtbl = { |
561 | static MGVTBL coro_cv_vtbl = { |
393 | 0, 0, 0, 0, |
562 | 0, 0, 0, 0, |
394 | coro_cv_free |
563 | coro_cv_free |
395 | }; |
564 | }; |
396 | |
|
|
397 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
398 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
399 | ? SvMAGIC (sv) \ |
|
|
400 | : mg_find (sv, type)) |
|
|
401 | |
|
|
402 | #define CORO_MAGIC(sv, type) \ |
|
|
403 | (expect_true (SvMAGIC (sv)) \ |
|
|
404 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
405 | : 0) |
|
|
406 | |
|
|
407 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
408 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
409 | |
|
|
410 | INLINE struct coro * |
|
|
411 | SvSTATE_ (pTHX_ SV *coro) |
|
|
412 | { |
|
|
413 | HV *stash; |
|
|
414 | MAGIC *mg; |
|
|
415 | |
|
|
416 | if (SvROK (coro)) |
|
|
417 | coro = SvRV (coro); |
|
|
418 | |
|
|
419 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
420 | croak ("Coro::State object required"); |
|
|
421 | |
|
|
422 | stash = SvSTASH (coro); |
|
|
423 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
424 | { |
|
|
425 | /* very slow, but rare, check */ |
|
|
426 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
427 | croak ("Coro::State object required"); |
|
|
428 | } |
|
|
429 | |
|
|
430 | mg = CORO_MAGIC_state (coro); |
|
|
431 | return (struct coro *)mg->mg_ptr; |
|
|
432 | } |
|
|
433 | |
|
|
434 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
435 | |
|
|
436 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
437 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
438 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
439 | |
565 | |
440 | /* the next two functions merely cache the padlists */ |
566 | /* the next two functions merely cache the padlists */ |
441 | static void |
567 | static void |
442 | get_padlist (pTHX_ CV *cv) |
568 | get_padlist (pTHX_ CV *cv) |
443 | { |
569 | { |
… | |
… | |
449 | else |
575 | else |
450 | { |
576 | { |
451 | #if CORO_PREFER_PERL_FUNCTIONS |
577 | #if CORO_PREFER_PERL_FUNCTIONS |
452 | /* this is probably cleaner? but also slower! */ |
578 | /* this is probably cleaner? but also slower! */ |
453 | /* in practise, it seems to be less stable */ |
579 | /* in practise, it seems to be less stable */ |
454 | CV *cp = Perl_cv_clone (cv); |
580 | CV *cp = Perl_cv_clone (aTHX_ cv); |
455 | CvPADLIST (cv) = CvPADLIST (cp); |
581 | CvPADLIST (cv) = CvPADLIST (cp); |
456 | CvPADLIST (cp) = 0; |
582 | CvPADLIST (cp) = 0; |
457 | SvREFCNT_dec (cp); |
583 | SvREFCNT_dec (cp); |
458 | #else |
584 | #else |
459 | CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv); |
585 | CvPADLIST (cv) = coro_derive_padlist (aTHX_ cv); |
460 | #endif |
586 | #endif |
461 | } |
587 | } |
462 | } |
588 | } |
463 | |
589 | |
464 | static void |
590 | static void |
… | |
… | |
471 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
597 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
472 | |
598 | |
473 | av = (AV *)mg->mg_obj; |
599 | av = (AV *)mg->mg_obj; |
474 | |
600 | |
475 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
601 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
476 | av_extend (av, AvMAX (av) + 1); |
602 | av_extend (av, AvFILLp (av) + 1); |
477 | |
603 | |
478 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
604 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
479 | } |
605 | } |
480 | |
606 | |
481 | /** load & save, init *******************************************************/ |
607 | /** load & save, init *******************************************************/ |
|
|
608 | |
|
|
609 | static void |
|
|
610 | on_enterleave_call (pTHX_ SV *cb); |
482 | |
611 | |
483 | static void |
612 | static void |
484 | load_perl (pTHX_ Coro__State c) |
613 | load_perl (pTHX_ Coro__State c) |
485 | { |
614 | { |
486 | perl_slots *slot = c->slot; |
615 | perl_slots *slot = c->slot; |
487 | c->slot = 0; |
616 | c->slot = 0; |
488 | |
617 | |
489 | PL_mainstack = c->mainstack; |
618 | PL_mainstack = c->mainstack; |
490 | |
619 | |
491 | GvSV (PL_defgv) = slot->defsv; |
620 | GvSV (PL_defgv) = slot->defsv; |
492 | GvAV (PL_defgv) = slot->defav; |
621 | GvAV (PL_defgv) = slot->defav; |
493 | GvSV (PL_errgv) = slot->errsv; |
622 | GvSV (PL_errgv) = slot->errsv; |
494 | GvSV (irsgv) = slot->irsgv; |
623 | GvSV (irsgv) = slot->irsgv; |
|
|
624 | GvHV (PL_hintgv) = slot->hinthv; |
495 | |
625 | |
496 | #define VAR(name,type) PL_ ## name = slot->name; |
626 | #define VAR(name,type) PL_ ## name = slot->name; |
497 | # include "state.h" |
627 | # include "state.h" |
498 | #undef VAR |
628 | #undef VAR |
499 | |
629 | |
… | |
… | |
513 | PUTBACK; |
643 | PUTBACK; |
514 | } |
644 | } |
515 | |
645 | |
516 | slf_frame = c->slf_frame; |
646 | slf_frame = c->slf_frame; |
517 | CORO_THROW = c->except; |
647 | CORO_THROW = c->except; |
|
|
648 | |
|
|
649 | if (expect_false (enable_times)) |
|
|
650 | { |
|
|
651 | if (expect_false (!times_valid)) |
|
|
652 | coro_times_update (); |
|
|
653 | |
|
|
654 | coro_times_sub (c); |
|
|
655 | } |
|
|
656 | |
|
|
657 | if (expect_false (c->on_enter)) |
|
|
658 | { |
|
|
659 | int i; |
|
|
660 | |
|
|
661 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
|
|
662 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
|
|
663 | } |
518 | } |
664 | } |
519 | |
665 | |
520 | static void |
666 | static void |
521 | save_perl (pTHX_ Coro__State c) |
667 | save_perl (pTHX_ Coro__State c) |
522 | { |
668 | { |
|
|
669 | if (expect_false (c->on_leave)) |
|
|
670 | { |
|
|
671 | int i; |
|
|
672 | |
|
|
673 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
|
|
674 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
675 | } |
|
|
676 | |
|
|
677 | times_valid = 0; |
|
|
678 | |
|
|
679 | if (expect_false (enable_times)) |
|
|
680 | { |
|
|
681 | coro_times_update (); times_valid = 1; |
|
|
682 | coro_times_add (c); |
|
|
683 | } |
|
|
684 | |
523 | c->except = CORO_THROW; |
685 | c->except = CORO_THROW; |
524 | c->slf_frame = slf_frame; |
686 | c->slf_frame = slf_frame; |
525 | |
687 | |
526 | { |
688 | { |
527 | dSP; |
689 | dSP; |
… | |
… | |
540 | { |
702 | { |
541 | while (expect_true (cxix >= 0)) |
703 | while (expect_true (cxix >= 0)) |
542 | { |
704 | { |
543 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
705 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
544 | |
706 | |
545 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
707 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
546 | { |
708 | { |
547 | CV *cv = cx->blk_sub.cv; |
709 | CV *cv = cx->blk_sub.cv; |
548 | |
710 | |
549 | if (expect_true (CvDEPTH (cv))) |
711 | if (expect_true (CvDEPTH (cv))) |
550 | { |
712 | { |
… | |
… | |
585 | c->mainstack = PL_mainstack; |
747 | c->mainstack = PL_mainstack; |
586 | |
748 | |
587 | { |
749 | { |
588 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
750 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
589 | |
751 | |
590 | slot->defav = GvAV (PL_defgv); |
752 | slot->defav = GvAV (PL_defgv); |
591 | slot->defsv = DEFSV; |
753 | slot->defsv = DEFSV; |
592 | slot->errsv = ERRSV; |
754 | slot->errsv = ERRSV; |
593 | slot->irsgv = GvSV (irsgv); |
755 | slot->irsgv = GvSV (irsgv); |
|
|
756 | slot->hinthv = GvHV (PL_hintgv); |
594 | |
757 | |
595 | #define VAR(name,type) slot->name = PL_ ## name; |
758 | #define VAR(name,type) slot->name = PL_ ## name; |
596 | # include "state.h" |
759 | # include "state.h" |
597 | #undef VAR |
760 | #undef VAR |
598 | } |
761 | } |
… | |
… | |
603 | * of perl.c:init_stacks, except that it uses less memory |
766 | * of perl.c:init_stacks, except that it uses less memory |
604 | * on the (sometimes correct) assumption that coroutines do |
767 | * on the (sometimes correct) assumption that coroutines do |
605 | * not usually need a lot of stackspace. |
768 | * not usually need a lot of stackspace. |
606 | */ |
769 | */ |
607 | #if CORO_PREFER_PERL_FUNCTIONS |
770 | #if CORO_PREFER_PERL_FUNCTIONS |
608 | # define coro_init_stacks init_stacks |
771 | # define coro_init_stacks(thx) init_stacks () |
609 | #else |
772 | #else |
610 | static void |
773 | static void |
611 | coro_init_stacks (pTHX) |
774 | coro_init_stacks (pTHX) |
612 | { |
775 | { |
613 | PL_curstackinfo = new_stackinfo(32, 8); |
776 | PL_curstackinfo = new_stackinfo(32, 8); |
… | |
… | |
676 | #if !PERL_VERSION_ATLEAST (5,10,0) |
839 | #if !PERL_VERSION_ATLEAST (5,10,0) |
677 | Safefree (PL_retstack); |
840 | Safefree (PL_retstack); |
678 | #endif |
841 | #endif |
679 | } |
842 | } |
680 | |
843 | |
|
|
844 | #define CORO_RSS \ |
|
|
845 | rss += sizeof (SYM (curstackinfo)); \ |
|
|
846 | rss += (SYM (curstackinfo->si_cxmax) + 1) * sizeof (PERL_CONTEXT); \ |
|
|
847 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (SYM (curstack))) * sizeof (SV *); \ |
|
|
848 | rss += SYM (tmps_max) * sizeof (SV *); \ |
|
|
849 | rss += (SYM (markstack_max) - SYM (markstack_ptr)) * sizeof (I32); \ |
|
|
850 | rss += SYM (scopestack_max) * sizeof (I32); \ |
|
|
851 | rss += SYM (savestack_max) * sizeof (ANY); |
|
|
852 | |
681 | static size_t |
853 | static size_t |
682 | coro_rss (pTHX_ struct coro *coro) |
854 | coro_rss (pTHX_ struct coro *coro) |
683 | { |
855 | { |
684 | size_t rss = sizeof (*coro); |
856 | size_t rss = sizeof (*coro); |
685 | |
857 | |
686 | if (coro->mainstack) |
858 | if (coro->mainstack) |
687 | { |
859 | { |
688 | perl_slots tmp_slot; |
|
|
689 | perl_slots *slot; |
|
|
690 | |
|
|
691 | if (coro->flags & CF_RUNNING) |
860 | if (coro->flags & CF_RUNNING) |
692 | { |
861 | { |
693 | slot = &tmp_slot; |
862 | #define SYM(sym) PL_ ## sym |
694 | |
863 | CORO_RSS; |
695 | #define VAR(name,type) slot->name = PL_ ## name; |
|
|
696 | # include "state.h" |
|
|
697 | #undef VAR |
864 | #undef SYM |
698 | } |
865 | } |
699 | else |
866 | else |
700 | slot = coro->slot; |
|
|
701 | |
|
|
702 | if (slot) |
|
|
703 | { |
867 | { |
704 | rss += sizeof (slot->curstackinfo); |
868 | #define SYM(sym) coro->slot->sym |
705 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
869 | CORO_RSS; |
706 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
870 | #undef SYM |
707 | rss += slot->tmps_max * sizeof (SV *); |
|
|
708 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
|
|
709 | rss += slot->scopestack_max * sizeof (I32); |
|
|
710 | rss += slot->savestack_max * sizeof (ANY); |
|
|
711 | |
|
|
712 | #if !PERL_VERSION_ATLEAST (5,10,0) |
|
|
713 | rss += slot->retstack_max * sizeof (OP *); |
|
|
714 | #endif |
|
|
715 | } |
871 | } |
716 | } |
872 | } |
717 | |
873 | |
718 | return rss; |
874 | return rss; |
719 | } |
875 | } |
… | |
… | |
732 | #endif |
888 | #endif |
733 | |
889 | |
734 | /* |
890 | /* |
735 | * This overrides the default magic get method of %SIG elements. |
891 | * This overrides the default magic get method of %SIG elements. |
736 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
892 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
737 | * and instead of tryign to save and restore the hash elements, we just provide |
893 | * and instead of trying to save and restore the hash elements, we just provide |
738 | * readback here. |
894 | * readback here. |
739 | * We only do this when the hook is != 0, as they are often set to 0 temporarily, |
|
|
740 | * not expecting this to actually change the hook. This is a potential problem |
|
|
741 | * when a schedule happens then, but we ignore this. |
|
|
742 | */ |
895 | */ |
743 | static int |
896 | static int |
744 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
897 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
745 | { |
898 | { |
746 | const char *s = MgPV_nolen_const (mg); |
899 | const char *s = MgPV_nolen_const (mg); |
… | |
… | |
799 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
952 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
800 | |
953 | |
801 | if (svp) |
954 | if (svp) |
802 | { |
955 | { |
803 | SV *old = *svp; |
956 | SV *old = *svp; |
804 | *svp = newSVsv (sv); |
957 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
805 | SvREFCNT_dec (old); |
958 | SvREFCNT_dec (old); |
806 | return 0; |
959 | return 0; |
807 | } |
960 | } |
808 | } |
961 | } |
809 | |
962 | |
… | |
… | |
819 | |
972 | |
820 | static int |
973 | static int |
821 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
974 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
822 | { |
975 | { |
823 | return 0; |
976 | return 0; |
|
|
977 | } |
|
|
978 | |
|
|
979 | static int |
|
|
980 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
|
|
981 | { |
|
|
982 | return 1; |
824 | } |
983 | } |
825 | |
984 | |
826 | static UNOP coro_setup_op; |
985 | static UNOP coro_setup_op; |
827 | |
986 | |
828 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
987 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
… | |
… | |
835 | |
994 | |
836 | PL_runops = RUNOPS_DEFAULT; |
995 | PL_runops = RUNOPS_DEFAULT; |
837 | PL_curcop = &PL_compiling; |
996 | PL_curcop = &PL_compiling; |
838 | PL_in_eval = EVAL_NULL; |
997 | PL_in_eval = EVAL_NULL; |
839 | PL_comppad = 0; |
998 | PL_comppad = 0; |
|
|
999 | PL_comppad_name = 0; |
|
|
1000 | PL_comppad_name_fill = 0; |
|
|
1001 | PL_comppad_name_floor = 0; |
840 | PL_curpm = 0; |
1002 | PL_curpm = 0; |
841 | PL_curpad = 0; |
1003 | PL_curpad = 0; |
842 | PL_localizing = 0; |
1004 | PL_localizing = 0; |
843 | PL_dirty = 0; |
1005 | PL_dirty = 0; |
844 | PL_restartop = 0; |
1006 | PL_restartop = 0; |
845 | #if PERL_VERSION_ATLEAST (5,10,0) |
1007 | #if PERL_VERSION_ATLEAST (5,10,0) |
846 | PL_parser = 0; |
1008 | PL_parser = 0; |
847 | #endif |
1009 | #endif |
|
|
1010 | PL_hints = 0; |
848 | |
1011 | |
849 | /* recreate the die/warn hooks */ |
1012 | /* recreate the die/warn hooks */ |
850 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
1013 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
851 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
1014 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
852 | |
1015 | |
853 | GvSV (PL_defgv) = newSV (0); |
1016 | GvSV (PL_defgv) = newSV (0); |
854 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1017 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
855 | GvSV (PL_errgv) = newSV (0); |
1018 | GvSV (PL_errgv) = newSV (0); |
856 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1019 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
|
|
1020 | GvHV (PL_hintgv) = 0; |
857 | PL_rs = newSVsv (GvSV (irsgv)); |
1021 | PL_rs = newSVsv (GvSV (irsgv)); |
858 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1022 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
859 | |
1023 | |
860 | { |
1024 | { |
861 | dSP; |
1025 | dSP; |
862 | UNOP myop; |
1026 | UNOP myop; |
863 | |
1027 | |
864 | Zero (&myop, 1, UNOP); |
1028 | Zero (&myop, 1, UNOP); |
865 | myop.op_next = Nullop; |
1029 | myop.op_next = Nullop; |
|
|
1030 | myop.op_type = OP_ENTERSUB; |
866 | myop.op_flags = OPf_WANT_VOID; |
1031 | myop.op_flags = OPf_WANT_VOID; |
867 | |
1032 | |
868 | PUSHMARK (SP); |
1033 | PUSHMARK (SP); |
869 | XPUSHs (sv_2mortal (av_shift (GvAV (PL_defgv)))); |
1034 | PUSHs ((SV *)coro->startcv); |
870 | PUTBACK; |
1035 | PUTBACK; |
871 | PL_op = (OP *)&myop; |
1036 | PL_op = (OP *)&myop; |
872 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1037 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
873 | SPAGAIN; |
|
|
874 | } |
1038 | } |
875 | |
1039 | |
876 | /* this newly created coroutine might be run on an existing cctx which most |
1040 | /* this newly created coroutine might be run on an existing cctx which most |
877 | * likely was suspended in pp_slf, so we have to emulate entering pp_slf here. |
1041 | * likely was suspended in pp_slf, so we have to emulate entering pp_slf here. |
878 | */ |
1042 | */ |
879 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1043 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
880 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1044 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
881 | |
1045 | |
882 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1046 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
883 | coro_setup_op.op_next = PL_op; |
1047 | coro_setup_op.op_next = PL_op; |
884 | coro_setup_op.op_type = OP_CUSTOM; |
1048 | coro_setup_op.op_type = OP_ENTERSUB; |
885 | coro_setup_op.op_ppaddr = pp_slf; |
1049 | coro_setup_op.op_ppaddr = pp_slf; |
886 | /* no flags required, as an init function won't be called */ |
1050 | /* no flags etc. required, as an init function won't be called */ |
887 | |
1051 | |
888 | PL_op = (OP *)&coro_setup_op; |
1052 | PL_op = (OP *)&coro_setup_op; |
889 | |
1053 | |
890 | /* copy throw, in case it was set before coro_setup */ |
1054 | /* copy throw, in case it was set before coro_setup */ |
891 | CORO_THROW = coro->except; |
1055 | CORO_THROW = coro->except; |
892 | } |
|
|
893 | |
1056 | |
|
|
1057 | if (expect_false (enable_times)) |
|
|
1058 | { |
|
|
1059 | coro_times_update (); |
|
|
1060 | coro_times_sub (coro); |
|
|
1061 | } |
|
|
1062 | } |
|
|
1063 | |
894 | static void |
1064 | static void |
895 | coro_destruct (pTHX_ struct coro *coro) |
1065 | coro_unwind_stacks (pTHX) |
896 | { |
1066 | { |
897 | if (!IN_DESTRUCT) |
1067 | if (!IN_DESTRUCT) |
898 | { |
1068 | { |
899 | /* restore all saved variables and stuff */ |
1069 | /* restore all saved variables and stuff */ |
900 | LEAVE_SCOPE (0); |
1070 | LEAVE_SCOPE (0); |
… | |
… | |
908 | POPSTACK_TO (PL_mainstack); |
1078 | POPSTACK_TO (PL_mainstack); |
909 | |
1079 | |
910 | /* unwind main stack */ |
1080 | /* unwind main stack */ |
911 | dounwind (-1); |
1081 | dounwind (-1); |
912 | } |
1082 | } |
|
|
1083 | } |
913 | |
1084 | |
914 | SvREFCNT_dec (GvSV (PL_defgv)); |
1085 | static void |
915 | SvREFCNT_dec (GvAV (PL_defgv)); |
1086 | coro_destruct_perl (pTHX_ struct coro *coro) |
916 | SvREFCNT_dec (GvSV (PL_errgv)); |
1087 | { |
917 | SvREFCNT_dec (PL_defoutgv); |
1088 | SV *svf [9]; |
918 | SvREFCNT_dec (PL_rs); |
|
|
919 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
920 | |
1089 | |
921 | SvREFCNT_dec (PL_diehook); |
|
|
922 | SvREFCNT_dec (PL_warnhook); |
|
|
923 | |
1090 | { |
924 | SvREFCNT_dec (CORO_THROW); |
1091 | struct coro *current = SvSTATE_current; |
|
|
1092 | |
|
|
1093 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
|
|
1094 | |
|
|
1095 | save_perl (aTHX_ current); |
|
|
1096 | load_perl (aTHX_ coro); |
|
|
1097 | |
|
|
1098 | coro_unwind_stacks (aTHX); |
|
|
1099 | coro_destruct_stacks (aTHX); |
|
|
1100 | |
|
|
1101 | // now save some sv's to be free'd later |
|
|
1102 | svf [0] = GvSV (PL_defgv); |
|
|
1103 | svf [1] = (SV *)GvAV (PL_defgv); |
|
|
1104 | svf [2] = GvSV (PL_errgv); |
|
|
1105 | svf [3] = (SV *)PL_defoutgv; |
|
|
1106 | svf [4] = PL_rs; |
|
|
1107 | svf [5] = GvSV (irsgv); |
|
|
1108 | svf [6] = (SV *)GvHV (PL_hintgv); |
|
|
1109 | svf [7] = PL_diehook; |
|
|
1110 | svf [8] = PL_warnhook; |
|
|
1111 | assert (9 == sizeof (svf) / sizeof (*svf)); |
|
|
1112 | |
|
|
1113 | load_perl (aTHX_ current); |
|
|
1114 | } |
|
|
1115 | |
|
|
1116 | { |
|
|
1117 | int i; |
|
|
1118 | |
|
|
1119 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
|
|
1120 | SvREFCNT_dec (svf [i]); |
|
|
1121 | |
925 | SvREFCNT_dec (coro->saved_deffh); |
1122 | SvREFCNT_dec (coro->saved_deffh); |
926 | SvREFCNT_dec (coro->rouse_cb); |
1123 | SvREFCNT_dec (coro->rouse_cb); |
927 | |
1124 | SvREFCNT_dec (coro->invoke_cb); |
928 | coro_destruct_stacks (aTHX); |
1125 | SvREFCNT_dec (coro->invoke_av); |
|
|
1126 | } |
929 | } |
1127 | } |
930 | |
1128 | |
931 | INLINE void |
1129 | INLINE void |
932 | free_coro_mortal (pTHX) |
1130 | free_coro_mortal (pTHX) |
933 | { |
1131 | { |
… | |
… | |
941 | static int |
1139 | static int |
942 | runops_trace (pTHX) |
1140 | runops_trace (pTHX) |
943 | { |
1141 | { |
944 | COP *oldcop = 0; |
1142 | COP *oldcop = 0; |
945 | int oldcxix = -2; |
1143 | int oldcxix = -2; |
946 | struct coro *coro = SvSTATE_current; /* trace cctx is tied to specific coro */ |
|
|
947 | coro_cctx *cctx = coro->cctx; |
|
|
948 | |
1144 | |
949 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
1145 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
950 | { |
1146 | { |
951 | PERL_ASYNC_CHECK (); |
1147 | PERL_ASYNC_CHECK (); |
952 | |
1148 | |
953 | if (cctx->flags & CC_TRACE_ALL) |
1149 | if (cctx_current->flags & CC_TRACE_ALL) |
954 | { |
1150 | { |
955 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
1151 | if (PL_op->op_type == OP_LEAVESUB && cctx_current->flags & CC_TRACE_SUB) |
956 | { |
1152 | { |
957 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1153 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
958 | SV **bot, **top; |
1154 | SV **bot, **top; |
959 | AV *av = newAV (); /* return values */ |
1155 | AV *av = newAV (); /* return values */ |
960 | SV **cb; |
1156 | SV **cb; |
… | |
… | |
997 | |
1193 | |
998 | if (PL_curcop != &PL_compiling) |
1194 | if (PL_curcop != &PL_compiling) |
999 | { |
1195 | { |
1000 | SV **cb; |
1196 | SV **cb; |
1001 | |
1197 | |
1002 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
1198 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1003 | { |
1199 | { |
1004 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1200 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1005 | |
1201 | |
1006 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1202 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1007 | { |
1203 | { |
1008 | runops_proc_t old_runops = PL_runops; |
|
|
1009 | dSP; |
1204 | dSP; |
1010 | GV *gv = CvGV (cx->blk_sub.cv); |
1205 | GV *gv = CvGV (cx->blk_sub.cv); |
1011 | SV *fullname = sv_2mortal (newSV (0)); |
1206 | SV *fullname = sv_2mortal (newSV (0)); |
1012 | |
1207 | |
1013 | if (isGV (gv)) |
1208 | if (isGV (gv)) |
… | |
… | |
1018 | SAVETMPS; |
1213 | SAVETMPS; |
1019 | EXTEND (SP, 3); |
1214 | EXTEND (SP, 3); |
1020 | PUSHMARK (SP); |
1215 | PUSHMARK (SP); |
1021 | PUSHs (&PL_sv_yes); |
1216 | PUSHs (&PL_sv_yes); |
1022 | PUSHs (fullname); |
1217 | PUSHs (fullname); |
1023 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1218 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1024 | PUTBACK; |
1219 | PUTBACK; |
1025 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1220 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1026 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1221 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1027 | SPAGAIN; |
1222 | SPAGAIN; |
1028 | FREETMPS; |
1223 | FREETMPS; |
… | |
… | |
1031 | } |
1226 | } |
1032 | |
1227 | |
1033 | oldcxix = cxstack_ix; |
1228 | oldcxix = cxstack_ix; |
1034 | } |
1229 | } |
1035 | |
1230 | |
1036 | if (cctx->flags & CC_TRACE_LINE) |
1231 | if (cctx_current->flags & CC_TRACE_LINE) |
1037 | { |
1232 | { |
1038 | dSP; |
1233 | dSP; |
1039 | |
1234 | |
1040 | PL_runops = RUNOPS_DEFAULT; |
1235 | PL_runops = RUNOPS_DEFAULT; |
1041 | ENTER; |
1236 | ENTER; |
… | |
… | |
1060 | |
1255 | |
1061 | TAINT_NOT; |
1256 | TAINT_NOT; |
1062 | return 0; |
1257 | return 0; |
1063 | } |
1258 | } |
1064 | |
1259 | |
1065 | static struct coro_cctx *cctx_ssl_cctx; |
|
|
1066 | static struct CoroSLF cctx_ssl_frame; |
1260 | static struct CoroSLF cctx_ssl_frame; |
1067 | |
1261 | |
1068 | static void |
1262 | static void |
1069 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1263 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1070 | { |
1264 | { |
1071 | ta->prev = (struct coro *)cctx_ssl_cctx; |
|
|
1072 | ta->next = 0; |
1265 | ta->prev = 0; |
1073 | } |
1266 | } |
1074 | |
1267 | |
1075 | static int |
1268 | static int |
1076 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1269 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1077 | { |
1270 | { |
… | |
… | |
1080 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1273 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1081 | } |
1274 | } |
1082 | |
1275 | |
1083 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1276 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1084 | static void NOINLINE |
1277 | static void NOINLINE |
1085 | cctx_prepare (pTHX_ coro_cctx *cctx) |
1278 | cctx_prepare (pTHX) |
1086 | { |
1279 | { |
1087 | PL_top_env = &PL_start_env; |
1280 | PL_top_env = &PL_start_env; |
1088 | |
1281 | |
1089 | if (cctx->flags & CC_TRACE) |
1282 | if (cctx_current->flags & CC_TRACE) |
1090 | PL_runops = runops_trace; |
1283 | PL_runops = runops_trace; |
1091 | |
1284 | |
1092 | /* we already must be executing an SLF op, there is no other valid way |
1285 | /* we already must be executing an SLF op, there is no other valid way |
1093 | * that can lead to creation of a new cctx */ |
1286 | * that can lead to creation of a new cctx */ |
1094 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1287 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1095 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1288 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1096 | |
1289 | |
1097 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1290 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1098 | cctx_ssl_cctx = cctx; |
|
|
1099 | cctx_ssl_frame = slf_frame; |
1291 | cctx_ssl_frame = slf_frame; |
1100 | |
1292 | |
1101 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1293 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1102 | slf_frame.check = slf_check_set_stacklevel; |
1294 | slf_frame.check = slf_check_set_stacklevel; |
1103 | } |
1295 | } |
… | |
… | |
1126 | /* normally we would need to skip the entersub here */ |
1318 | /* normally we would need to skip the entersub here */ |
1127 | /* not doing so will re-execute it, which is exactly what we want */ |
1319 | /* not doing so will re-execute it, which is exactly what we want */ |
1128 | /* PL_nop = PL_nop->op_next */ |
1320 | /* PL_nop = PL_nop->op_next */ |
1129 | |
1321 | |
1130 | /* inject a fake subroutine call to cctx_init */ |
1322 | /* inject a fake subroutine call to cctx_init */ |
1131 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
1323 | cctx_prepare (aTHX); |
1132 | |
1324 | |
1133 | /* cctx_run is the alternative tail of transfer() */ |
1325 | /* cctx_run is the alternative tail of transfer() */ |
1134 | transfer_tail (aTHX); |
1326 | transfer_tail (aTHX); |
1135 | |
1327 | |
1136 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1328 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1137 | PL_restartop = PL_op; |
1329 | PL_restartop = PL_op; |
1138 | perl_run (PL_curinterp); |
1330 | perl_run (PL_curinterp); |
|
|
1331 | /* |
|
|
1332 | * Unfortunately, there is no way to get at the return values of the |
|
|
1333 | * coro body here, as perl_run destroys these |
|
|
1334 | */ |
1139 | |
1335 | |
1140 | /* |
1336 | /* |
1141 | * If perl-run returns we assume exit() was being called or the coro |
1337 | * If perl-run returns we assume exit() was being called or the coro |
1142 | * fell off the end, which seems to be the only valid (non-bug) |
1338 | * fell off the end, which seems to be the only valid (non-bug) |
1143 | * reason for perl_run to return. We try to exit by jumping to the |
1339 | * reason for perl_run to return. We try to exit by jumping to the |
1144 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1340 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1145 | * coroutine as Coro has no such concept |
1341 | * coroutine as Coro has no such concept. |
|
|
1342 | * This actually isn't valid with the pthread backend, but OSes requiring |
|
|
1343 | * that backend are too broken to do it in a standards-compliant way. |
1146 | */ |
1344 | */ |
1147 | PL_top_env = main_top_env; |
1345 | PL_top_env = main_top_env; |
1148 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1346 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1149 | } |
1347 | } |
1150 | } |
1348 | } |
… | |
… | |
1227 | cctx_destroy (coro_cctx *cctx) |
1425 | cctx_destroy (coro_cctx *cctx) |
1228 | { |
1426 | { |
1229 | if (!cctx) |
1427 | if (!cctx) |
1230 | return; |
1428 | return; |
1231 | |
1429 | |
|
|
1430 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
|
|
1431 | |
1232 | --cctx_count; |
1432 | --cctx_count; |
1233 | coro_destroy (&cctx->cctx); |
1433 | coro_destroy (&cctx->cctx); |
1234 | |
1434 | |
1235 | /* coro_transfer creates new, empty cctx's */ |
1435 | /* coro_transfer creates new, empty cctx's */ |
1236 | if (cctx->sptr) |
1436 | if (cctx->sptr) |
… | |
… | |
1299 | /* TODO: throwing up here is considered harmful */ |
1499 | /* TODO: throwing up here is considered harmful */ |
1300 | |
1500 | |
1301 | if (expect_true (prev != next)) |
1501 | if (expect_true (prev != next)) |
1302 | { |
1502 | { |
1303 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1503 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1304 | croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states,"); |
1504 | croak ("Coro::State::transfer called with a blocked prev Coro::State, but can only transfer from running or new states,"); |
1305 | |
1505 | |
1306 | if (expect_false (next->flags & CF_RUNNING)) |
|
|
1307 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states,"); |
|
|
1308 | |
|
|
1309 | if (expect_false (next->flags & CF_DESTROYED)) |
1506 | if (expect_false (next->flags & (CF_RUNNING | CF_DESTROYED | CF_SUSPENDED))) |
1310 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states,"); |
1507 | croak ("Coro::State::transfer called with running, destroyed or suspended next Coro::State, but can only transfer to inactive states,"); |
1311 | |
1508 | |
1312 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1509 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1313 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1510 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1314 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1511 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1315 | #endif |
1512 | #endif |
… | |
… | |
1321 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1518 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1322 | { |
1519 | { |
1323 | dSTACKLEVEL; |
1520 | dSTACKLEVEL; |
1324 | |
1521 | |
1325 | /* sometimes transfer is only called to set idle_sp */ |
1522 | /* sometimes transfer is only called to set idle_sp */ |
1326 | if (expect_false (!next)) |
1523 | if (expect_false (!prev)) |
1327 | { |
1524 | { |
1328 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1525 | cctx_current->idle_sp = STACKLEVEL; |
1329 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1526 | assert (cctx_current->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1330 | } |
1527 | } |
1331 | else if (expect_true (prev != next)) |
1528 | else if (expect_true (prev != next)) |
1332 | { |
1529 | { |
1333 | coro_cctx *prev__cctx; |
1530 | coro_cctx *cctx_prev; |
1334 | |
1531 | |
1335 | if (expect_false (prev->flags & CF_NEW)) |
1532 | if (expect_false (prev->flags & CF_NEW)) |
1336 | { |
1533 | { |
1337 | /* create a new empty/source context */ |
1534 | /* create a new empty/source context */ |
1338 | prev->cctx = cctx_new_empty (); |
|
|
1339 | prev->flags &= ~CF_NEW; |
1535 | prev->flags &= ~CF_NEW; |
1340 | prev->flags |= CF_RUNNING; |
1536 | prev->flags |= CF_RUNNING; |
1341 | } |
1537 | } |
1342 | |
1538 | |
1343 | prev->flags &= ~CF_RUNNING; |
1539 | prev->flags &= ~CF_RUNNING; |
… | |
… | |
1354 | coro_setup (aTHX_ next); |
1550 | coro_setup (aTHX_ next); |
1355 | } |
1551 | } |
1356 | else |
1552 | else |
1357 | load_perl (aTHX_ next); |
1553 | load_perl (aTHX_ next); |
1358 | |
1554 | |
1359 | prev__cctx = prev->cctx; |
|
|
1360 | |
|
|
1361 | /* possibly untie and reuse the cctx */ |
1555 | /* possibly untie and reuse the cctx */ |
1362 | if (expect_true ( |
1556 | if (expect_true ( |
1363 | prev__cctx->idle_sp == STACKLEVEL |
1557 | cctx_current->idle_sp == STACKLEVEL |
1364 | && !(prev__cctx->flags & CC_TRACE) |
1558 | && !(cctx_current->flags & CC_TRACE) |
1365 | && !force_cctx |
1559 | && !force_cctx |
1366 | )) |
1560 | )) |
1367 | { |
1561 | { |
1368 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1562 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1369 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == prev__cctx->idle_te)); |
1563 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == cctx_current->idle_te)); |
1370 | |
1564 | |
1371 | prev->cctx = 0; |
|
|
1372 | |
|
|
1373 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
1565 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get. */ |
1374 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
1566 | /* without this the next cctx_get might destroy the running cctx while still in use */ |
1375 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
1567 | if (expect_false (CCTX_EXPIRED (cctx_current))) |
1376 | if (!next->cctx) |
1568 | if (expect_true (!next->cctx)) |
1377 | next->cctx = cctx_get (aTHX); |
1569 | next->cctx = cctx_get (aTHX); |
1378 | |
1570 | |
1379 | cctx_put (prev__cctx); |
1571 | cctx_put (cctx_current); |
1380 | } |
1572 | } |
|
|
1573 | else |
|
|
1574 | prev->cctx = cctx_current; |
1381 | |
1575 | |
1382 | ++next->usecount; |
1576 | ++next->usecount; |
1383 | |
1577 | |
1384 | if (expect_true (!next->cctx)) |
1578 | cctx_prev = cctx_current; |
1385 | next->cctx = cctx_get (aTHX); |
1579 | cctx_current = expect_false (next->cctx) ? next->cctx : cctx_get (aTHX); |
1386 | |
1580 | |
1387 | if (expect_false (prev__cctx != next->cctx)) |
1581 | next->cctx = 0; |
|
|
1582 | |
|
|
1583 | if (expect_false (cctx_prev != cctx_current)) |
1388 | { |
1584 | { |
1389 | prev__cctx->top_env = PL_top_env; |
1585 | cctx_prev->top_env = PL_top_env; |
1390 | PL_top_env = next->cctx->top_env; |
1586 | PL_top_env = cctx_current->top_env; |
1391 | coro_transfer (&prev__cctx->cctx, &next->cctx->cctx); |
1587 | coro_transfer (&cctx_prev->cctx, &cctx_current->cctx); |
1392 | } |
1588 | } |
1393 | |
1589 | |
1394 | transfer_tail (aTHX); |
1590 | transfer_tail (aTHX); |
1395 | } |
1591 | } |
1396 | } |
1592 | } |
… | |
… | |
1404 | coro_state_destroy (pTHX_ struct coro *coro) |
1600 | coro_state_destroy (pTHX_ struct coro *coro) |
1405 | { |
1601 | { |
1406 | if (coro->flags & CF_DESTROYED) |
1602 | if (coro->flags & CF_DESTROYED) |
1407 | return 0; |
1603 | return 0; |
1408 | |
1604 | |
1409 | if (coro->on_destroy) |
1605 | if (coro->on_destroy && !PL_dirty) |
1410 | coro->on_destroy (aTHX_ coro); |
1606 | coro->on_destroy (aTHX_ coro); |
1411 | |
1607 | |
1412 | coro->flags |= CF_DESTROYED; |
1608 | coro->flags |= CF_DESTROYED; |
1413 | |
1609 | |
1414 | if (coro->flags & CF_READY) |
1610 | if (coro->flags & CF_READY) |
… | |
… | |
1418 | --coro_nready; |
1614 | --coro_nready; |
1419 | } |
1615 | } |
1420 | else |
1616 | else |
1421 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1617 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1422 | |
1618 | |
1423 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1619 | if (coro->mainstack |
1424 | { |
1620 | && coro->mainstack != main_mainstack |
1425 | struct coro temp; |
1621 | && coro->slot |
1426 | |
1622 | && !PL_dirty) |
1427 | assert (("FATAL: tried to destroy currently running coroutine (please report)", !(coro->flags & CF_RUNNING))); |
|
|
1428 | |
|
|
1429 | save_perl (aTHX_ &temp); |
|
|
1430 | load_perl (aTHX_ coro); |
|
|
1431 | |
|
|
1432 | coro_destruct (aTHX_ coro); |
1623 | coro_destruct_perl (aTHX_ coro); |
1433 | |
|
|
1434 | load_perl (aTHX_ &temp); |
|
|
1435 | |
|
|
1436 | coro->slot = 0; |
|
|
1437 | } |
|
|
1438 | |
1624 | |
1439 | cctx_destroy (coro->cctx); |
1625 | cctx_destroy (coro->cctx); |
|
|
1626 | SvREFCNT_dec (coro->startcv); |
1440 | SvREFCNT_dec (coro->args); |
1627 | SvREFCNT_dec (coro->args); |
|
|
1628 | SvREFCNT_dec (CORO_THROW); |
1441 | |
1629 | |
1442 | if (coro->next) coro->next->prev = coro->prev; |
1630 | if (coro->next) coro->next->prev = coro->prev; |
1443 | if (coro->prev) coro->prev->next = coro->next; |
1631 | if (coro->prev) coro->prev->next = coro->next; |
1444 | if (coro == coro_first) coro_first = coro->next; |
1632 | if (coro == coro_first) coro_first = coro->next; |
1445 | |
1633 | |
… | |
… | |
1527 | /** Coro ********************************************************************/ |
1715 | /** Coro ********************************************************************/ |
1528 | |
1716 | |
1529 | INLINE void |
1717 | INLINE void |
1530 | coro_enq (pTHX_ struct coro *coro) |
1718 | coro_enq (pTHX_ struct coro *coro) |
1531 | { |
1719 | { |
1532 | av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv)); |
1720 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1533 | } |
|
|
1534 | |
1721 | |
1535 | INLINE SV * |
1722 | SvREFCNT_inc_NN (coro->hv); |
|
|
1723 | |
|
|
1724 | coro->next_ready = 0; |
|
|
1725 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
|
|
1726 | ready [1] = coro; |
|
|
1727 | } |
|
|
1728 | |
|
|
1729 | INLINE struct coro * |
1536 | coro_deq (pTHX) |
1730 | coro_deq (pTHX) |
1537 | { |
1731 | { |
1538 | int prio; |
1732 | int prio; |
1539 | |
1733 | |
1540 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1734 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1541 | if (AvFILLp (coro_ready [prio]) >= 0) |
1735 | { |
1542 | return av_shift (coro_ready [prio]); |
1736 | struct coro **ready = coro_ready [prio]; |
|
|
1737 | |
|
|
1738 | if (ready [0]) |
|
|
1739 | { |
|
|
1740 | struct coro *coro = ready [0]; |
|
|
1741 | ready [0] = coro->next_ready; |
|
|
1742 | return coro; |
|
|
1743 | } |
|
|
1744 | } |
1543 | |
1745 | |
1544 | return 0; |
1746 | return 0; |
1545 | } |
1747 | } |
1546 | |
1748 | |
1547 | static int |
1749 | static int |
… | |
… | |
1549 | { |
1751 | { |
1550 | struct coro *coro; |
1752 | struct coro *coro; |
1551 | SV *sv_hook; |
1753 | SV *sv_hook; |
1552 | void (*xs_hook)(void); |
1754 | void (*xs_hook)(void); |
1553 | |
1755 | |
1554 | if (SvROK (coro_sv)) |
|
|
1555 | coro_sv = SvRV (coro_sv); |
|
|
1556 | |
|
|
1557 | coro = SvSTATE (coro_sv); |
1756 | coro = SvSTATE (coro_sv); |
1558 | |
1757 | |
1559 | if (coro->flags & CF_READY) |
1758 | if (coro->flags & CF_READY) |
1560 | return 0; |
1759 | return 0; |
1561 | |
1760 | |
… | |
… | |
1592 | api_is_ready (pTHX_ SV *coro_sv) |
1791 | api_is_ready (pTHX_ SV *coro_sv) |
1593 | { |
1792 | { |
1594 | return !!(SvSTATE (coro_sv)->flags & CF_READY); |
1793 | return !!(SvSTATE (coro_sv)->flags & CF_READY); |
1595 | } |
1794 | } |
1596 | |
1795 | |
|
|
1796 | /* expects to own a reference to next->hv */ |
1597 | INLINE void |
1797 | INLINE void |
1598 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1798 | prepare_schedule_to (pTHX_ struct coro_transfer_args *ta, struct coro *next) |
1599 | { |
1799 | { |
1600 | SV *prev_sv, *next_sv; |
|
|
1601 | |
|
|
1602 | for (;;) |
|
|
1603 | { |
|
|
1604 | next_sv = coro_deq (aTHX); |
|
|
1605 | |
|
|
1606 | /* nothing to schedule: call the idle handler */ |
|
|
1607 | if (expect_false (!next_sv)) |
|
|
1608 | { |
|
|
1609 | dSP; |
|
|
1610 | |
|
|
1611 | ENTER; |
|
|
1612 | SAVETMPS; |
|
|
1613 | |
|
|
1614 | PUSHMARK (SP); |
|
|
1615 | PUTBACK; |
|
|
1616 | call_sv (get_sv ("Coro::idle", FALSE), G_VOID | G_DISCARD); |
|
|
1617 | |
|
|
1618 | FREETMPS; |
|
|
1619 | LEAVE; |
|
|
1620 | continue; |
|
|
1621 | } |
|
|
1622 | |
|
|
1623 | ta->next = SvSTATE_hv (next_sv); |
|
|
1624 | |
|
|
1625 | /* cannot transfer to destroyed coros, skip and look for next */ |
|
|
1626 | if (expect_false (ta->next->flags & CF_DESTROYED)) |
|
|
1627 | { |
|
|
1628 | SvREFCNT_dec (next_sv); |
|
|
1629 | /* coro_nready has already been taken care of by destroy */ |
|
|
1630 | continue; |
|
|
1631 | } |
|
|
1632 | |
|
|
1633 | --coro_nready; |
|
|
1634 | break; |
|
|
1635 | } |
|
|
1636 | |
|
|
1637 | /* free this only after the transfer */ |
|
|
1638 | prev_sv = SvRV (coro_current); |
1800 | SV *prev_sv = SvRV (coro_current); |
|
|
1801 | |
1639 | ta->prev = SvSTATE_hv (prev_sv); |
1802 | ta->prev = SvSTATE_hv (prev_sv); |
|
|
1803 | ta->next = next; |
|
|
1804 | |
1640 | TRANSFER_CHECK (*ta); |
1805 | TRANSFER_CHECK (*ta); |
1641 | assert (("FATAL: next coroutine isn't marked as ready in Coro (please report)", ta->next->flags & CF_READY)); |
1806 | |
1642 | ta->next->flags &= ~CF_READY; |
|
|
1643 | SvRV_set (coro_current, next_sv); |
1807 | SvRV_set (coro_current, (SV *)next->hv); |
1644 | |
1808 | |
1645 | free_coro_mortal (aTHX); |
1809 | free_coro_mortal (aTHX); |
1646 | coro_mortal = prev_sv; |
1810 | coro_mortal = prev_sv; |
1647 | } |
1811 | } |
1648 | |
1812 | |
|
|
1813 | static void |
|
|
1814 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
|
|
1815 | { |
|
|
1816 | for (;;) |
|
|
1817 | { |
|
|
1818 | struct coro *next = coro_deq (aTHX); |
|
|
1819 | |
|
|
1820 | if (expect_true (next)) |
|
|
1821 | { |
|
|
1822 | /* cannot transfer to destroyed coros, skip and look for next */ |
|
|
1823 | if (expect_false (next->flags & (CF_DESTROYED | CF_SUSPENDED))) |
|
|
1824 | SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */ |
|
|
1825 | else |
|
|
1826 | { |
|
|
1827 | next->flags &= ~CF_READY; |
|
|
1828 | --coro_nready; |
|
|
1829 | |
|
|
1830 | prepare_schedule_to (aTHX_ ta, next); |
|
|
1831 | break; |
|
|
1832 | } |
|
|
1833 | } |
|
|
1834 | else |
|
|
1835 | { |
|
|
1836 | /* nothing to schedule: call the idle handler */ |
|
|
1837 | if (SvROK (sv_idle) |
|
|
1838 | && SvOBJECT (SvRV (sv_idle))) |
|
|
1839 | { |
|
|
1840 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
|
|
1841 | api_ready (aTHX_ SvRV (sv_idle)); |
|
|
1842 | --coro_nready; |
|
|
1843 | } |
|
|
1844 | else |
|
|
1845 | { |
|
|
1846 | dSP; |
|
|
1847 | |
|
|
1848 | ENTER; |
|
|
1849 | SAVETMPS; |
|
|
1850 | |
|
|
1851 | PUSHMARK (SP); |
|
|
1852 | PUTBACK; |
|
|
1853 | call_sv (sv_idle, G_VOID | G_DISCARD); |
|
|
1854 | |
|
|
1855 | FREETMPS; |
|
|
1856 | LEAVE; |
|
|
1857 | } |
|
|
1858 | } |
|
|
1859 | } |
|
|
1860 | } |
|
|
1861 | |
1649 | INLINE void |
1862 | INLINE void |
1650 | prepare_cede (pTHX_ struct coro_transfer_args *ta) |
1863 | prepare_cede (pTHX_ struct coro_transfer_args *ta) |
1651 | { |
1864 | { |
1652 | api_ready (aTHX_ coro_current); |
1865 | api_ready (aTHX_ coro_current); |
1653 | prepare_schedule (aTHX_ ta); |
1866 | prepare_schedule (aTHX_ ta); |
… | |
… | |
1672 | { |
1885 | { |
1673 | struct coro_transfer_args ta; |
1886 | struct coro_transfer_args ta; |
1674 | |
1887 | |
1675 | prepare_schedule (aTHX_ &ta); |
1888 | prepare_schedule (aTHX_ &ta); |
1676 | TRANSFER (ta, 1); |
1889 | TRANSFER (ta, 1); |
|
|
1890 | } |
|
|
1891 | |
|
|
1892 | static void |
|
|
1893 | api_schedule_to (pTHX_ SV *coro_sv) |
|
|
1894 | { |
|
|
1895 | struct coro_transfer_args ta; |
|
|
1896 | struct coro *next = SvSTATE (coro_sv); |
|
|
1897 | |
|
|
1898 | SvREFCNT_inc_NN (coro_sv); |
|
|
1899 | prepare_schedule_to (aTHX_ &ta, next); |
1677 | } |
1900 | } |
1678 | |
1901 | |
1679 | static int |
1902 | static int |
1680 | api_cede (pTHX) |
1903 | api_cede (pTHX) |
1681 | { |
1904 | { |
… | |
… | |
1710 | static void |
1933 | static void |
1711 | api_trace (pTHX_ SV *coro_sv, int flags) |
1934 | api_trace (pTHX_ SV *coro_sv, int flags) |
1712 | { |
1935 | { |
1713 | struct coro *coro = SvSTATE (coro_sv); |
1936 | struct coro *coro = SvSTATE (coro_sv); |
1714 | |
1937 | |
|
|
1938 | if (coro->flags & CF_RUNNING) |
|
|
1939 | croak ("cannot enable tracing on a running coroutine, caught"); |
|
|
1940 | |
1715 | if (flags & CC_TRACE) |
1941 | if (flags & CC_TRACE) |
1716 | { |
1942 | { |
1717 | if (!coro->cctx) |
1943 | if (!coro->cctx) |
1718 | coro->cctx = cctx_new_run (); |
1944 | coro->cctx = cctx_new_run (); |
1719 | else if (!(coro->cctx->flags & CC_TRACE)) |
1945 | else if (!(coro->cctx->flags & CC_TRACE)) |
1720 | croak ("cannot enable tracing on coroutine with custom stack,"); |
1946 | croak ("cannot enable tracing on coroutine with custom stack, caught"); |
1721 | |
1947 | |
1722 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1948 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1723 | } |
1949 | } |
1724 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1950 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1725 | { |
1951 | { |
… | |
… | |
1730 | else |
1956 | else |
1731 | coro->slot->runops = RUNOPS_DEFAULT; |
1957 | coro->slot->runops = RUNOPS_DEFAULT; |
1732 | } |
1958 | } |
1733 | } |
1959 | } |
1734 | |
1960 | |
|
|
1961 | static void |
|
|
1962 | coro_call_on_destroy (pTHX_ struct coro *coro) |
|
|
1963 | { |
|
|
1964 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
|
|
1965 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1966 | |
|
|
1967 | if (on_destroyp) |
|
|
1968 | { |
|
|
1969 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
|
|
1970 | |
|
|
1971 | while (AvFILLp (on_destroy) >= 0) |
|
|
1972 | { |
|
|
1973 | dSP; /* don't disturb outer sp */ |
|
|
1974 | SV *cb = av_pop (on_destroy); |
|
|
1975 | |
|
|
1976 | PUSHMARK (SP); |
|
|
1977 | |
|
|
1978 | if (statusp) |
|
|
1979 | { |
|
|
1980 | int i; |
|
|
1981 | AV *status = (AV *)SvRV (*statusp); |
|
|
1982 | EXTEND (SP, AvFILLp (status) + 1); |
|
|
1983 | |
|
|
1984 | for (i = 0; i <= AvFILLp (status); ++i) |
|
|
1985 | PUSHs (AvARRAY (status)[i]); |
|
|
1986 | } |
|
|
1987 | |
|
|
1988 | PUTBACK; |
|
|
1989 | call_sv (sv_2mortal (cb), G_VOID | G_DISCARD); |
|
|
1990 | } |
|
|
1991 | } |
|
|
1992 | } |
|
|
1993 | |
|
|
1994 | static void |
|
|
1995 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
1996 | { |
|
|
1997 | int i; |
|
|
1998 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1999 | AV *av = newAV (); |
|
|
2000 | |
|
|
2001 | av_extend (av, items - 1); |
|
|
2002 | for (i = 0; i < items; ++i) |
|
|
2003 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
2004 | |
|
|
2005 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
|
|
2006 | |
|
|
2007 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
|
|
2008 | api_ready (aTHX_ sv_manager); |
|
|
2009 | |
|
|
2010 | frame->prepare = prepare_schedule; |
|
|
2011 | frame->check = slf_check_repeat; |
|
|
2012 | |
|
|
2013 | /* as a minor optimisation, we could unwind all stacks here */ |
|
|
2014 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
|
|
2015 | /*coro_unwind_stacks (aTHX);*/ |
|
|
2016 | } |
|
|
2017 | |
|
|
2018 | /*****************************************************************************/ |
|
|
2019 | /* async pool handler */ |
|
|
2020 | |
|
|
2021 | static int |
|
|
2022 | slf_check_pool_handler (pTHX_ struct CoroSLF *frame) |
|
|
2023 | { |
|
|
2024 | HV *hv = (HV *)SvRV (coro_current); |
|
|
2025 | struct coro *coro = (struct coro *)frame->data; |
|
|
2026 | |
|
|
2027 | if (!coro->invoke_cb) |
|
|
2028 | return 1; /* loop till we have invoke */ |
|
|
2029 | else |
|
|
2030 | { |
|
|
2031 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
2032 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
|
|
2033 | |
|
|
2034 | coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv); |
|
|
2035 | |
|
|
2036 | { |
|
|
2037 | dSP; |
|
|
2038 | XPUSHs (sv_2mortal (coro->invoke_cb)); coro->invoke_cb = 0; |
|
|
2039 | PUTBACK; |
|
|
2040 | } |
|
|
2041 | |
|
|
2042 | SvREFCNT_dec (GvAV (PL_defgv)); |
|
|
2043 | GvAV (PL_defgv) = coro->invoke_av; |
|
|
2044 | coro->invoke_av = 0; |
|
|
2045 | |
|
|
2046 | return 0; |
|
|
2047 | } |
|
|
2048 | } |
|
|
2049 | |
|
|
2050 | static void |
|
|
2051 | slf_init_pool_handler (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2052 | { |
|
|
2053 | HV *hv = (HV *)SvRV (coro_current); |
|
|
2054 | struct coro *coro = SvSTATE_hv ((SV *)hv); |
|
|
2055 | |
|
|
2056 | if (expect_true (coro->saved_deffh)) |
|
|
2057 | { |
|
|
2058 | /* subsequent iteration */ |
|
|
2059 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
|
|
2060 | coro->saved_deffh = 0; |
|
|
2061 | |
|
|
2062 | if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss) |
|
|
2063 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
2064 | { |
|
|
2065 | coro->invoke_cb = SvREFCNT_inc_NN ((SV *)cv_coro_terminate); |
|
|
2066 | coro->invoke_av = newAV (); |
|
|
2067 | |
|
|
2068 | frame->prepare = prepare_nop; |
|
|
2069 | } |
|
|
2070 | else |
|
|
2071 | { |
|
|
2072 | av_clear (GvAV (PL_defgv)); |
|
|
2073 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
|
|
2074 | |
|
|
2075 | coro->prio = 0; |
|
|
2076 | |
|
|
2077 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
|
|
2078 | api_trace (aTHX_ coro_current, 0); |
|
|
2079 | |
|
|
2080 | frame->prepare = prepare_schedule; |
|
|
2081 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
|
|
2082 | } |
|
|
2083 | } |
|
|
2084 | else |
|
|
2085 | { |
|
|
2086 | /* first iteration, simply fall through */ |
|
|
2087 | frame->prepare = prepare_nop; |
|
|
2088 | } |
|
|
2089 | |
|
|
2090 | frame->check = slf_check_pool_handler; |
|
|
2091 | frame->data = (void *)coro; |
|
|
2092 | } |
|
|
2093 | |
1735 | /*****************************************************************************/ |
2094 | /*****************************************************************************/ |
1736 | /* rouse callback */ |
2095 | /* rouse callback */ |
1737 | |
2096 | |
1738 | #define CORO_MAGIC_type_rouse PERL_MAGIC_ext |
2097 | #define CORO_MAGIC_type_rouse PERL_MAGIC_ext |
1739 | |
2098 | |
… | |
… | |
1744 | SV *data = (SV *)GENSUB_ARG; |
2103 | SV *data = (SV *)GENSUB_ARG; |
1745 | |
2104 | |
1746 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2105 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
1747 | { |
2106 | { |
1748 | /* first call, set args */ |
2107 | /* first call, set args */ |
1749 | int i; |
2108 | SV *coro = SvRV (data); |
1750 | AV *av = newAV (); |
2109 | AV *av = newAV (); |
1751 | SV *coro = SvRV (data); |
|
|
1752 | |
2110 | |
1753 | SvRV_set (data, (SV *)av); |
2111 | SvRV_set (data, (SV *)av); |
1754 | api_ready (aTHX_ coro); |
|
|
1755 | SvREFCNT_dec (coro); |
|
|
1756 | |
2112 | |
1757 | /* better take a full copy of the arguments */ |
2113 | /* better take a full copy of the arguments */ |
1758 | while (items--) |
2114 | while (items--) |
1759 | av_store (av, items, newSVsv (ST (items))); |
2115 | av_store (av, items, newSVsv (ST (items))); |
|
|
2116 | |
|
|
2117 | api_ready (aTHX_ coro); |
|
|
2118 | SvREFCNT_dec (coro); |
1760 | } |
2119 | } |
1761 | |
2120 | |
1762 | XSRETURN_EMPTY; |
2121 | XSRETURN_EMPTY; |
1763 | } |
2122 | } |
1764 | |
2123 | |
… | |
… | |
1781 | |
2140 | |
1782 | EXTEND (SP, AvFILLp (av) + 1); |
2141 | EXTEND (SP, AvFILLp (av) + 1); |
1783 | for (i = 0; i <= AvFILLp (av); ++i) |
2142 | for (i = 0; i <= AvFILLp (av); ++i) |
1784 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2143 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
1785 | |
2144 | |
1786 | /* we have stolen the elements, so ste length to zero and free */ |
2145 | /* we have stolen the elements, so set length to zero and free */ |
1787 | AvFILLp (av) = -1; |
2146 | AvFILLp (av) = -1; |
1788 | av_undef (av); |
2147 | av_undef (av); |
1789 | |
2148 | |
1790 | PUTBACK; |
2149 | PUTBACK; |
1791 | } |
2150 | } |
… | |
… | |
1895 | static void |
2254 | static void |
1896 | slf_init_schedule (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2255 | slf_init_schedule (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
1897 | { |
2256 | { |
1898 | frame->prepare = prepare_schedule; |
2257 | frame->prepare = prepare_schedule; |
1899 | frame->check = slf_check_nop; |
2258 | frame->check = slf_check_nop; |
|
|
2259 | } |
|
|
2260 | |
|
|
2261 | static void |
|
|
2262 | slf_prepare_schedule_to (pTHX_ struct coro_transfer_args *ta) |
|
|
2263 | { |
|
|
2264 | struct coro *next = (struct coro *)slf_frame.data; |
|
|
2265 | |
|
|
2266 | SvREFCNT_inc_NN (next->hv); |
|
|
2267 | prepare_schedule_to (aTHX_ ta, next); |
|
|
2268 | } |
|
|
2269 | |
|
|
2270 | static void |
|
|
2271 | slf_init_schedule_to (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2272 | { |
|
|
2273 | if (!items) |
|
|
2274 | croak ("Coro::schedule_to expects a coroutine argument, caught"); |
|
|
2275 | |
|
|
2276 | frame->data = (void *)SvSTATE (arg [0]); |
|
|
2277 | frame->prepare = slf_prepare_schedule_to; |
|
|
2278 | frame->check = slf_check_nop; |
|
|
2279 | } |
|
|
2280 | |
|
|
2281 | static void |
|
|
2282 | slf_init_cede_to (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2283 | { |
|
|
2284 | api_ready (aTHX_ SvRV (coro_current)); |
|
|
2285 | |
|
|
2286 | slf_init_schedule_to (aTHX_ frame, cv, arg, items); |
1900 | } |
2287 | } |
1901 | |
2288 | |
1902 | static void |
2289 | static void |
1903 | slf_init_cede (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2290 | slf_init_cede (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
1904 | { |
2291 | { |
… | |
… | |
2050 | } |
2437 | } |
2051 | else |
2438 | else |
2052 | slf_argc = 0; |
2439 | slf_argc = 0; |
2053 | |
2440 | |
2054 | PL_op->op_ppaddr = pp_slf; |
2441 | PL_op->op_ppaddr = pp_slf; |
2055 | PL_op->op_type = OP_CUSTOM; /* maybe we should leave it at entersub? */ |
2442 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2056 | |
2443 | |
2057 | PL_op = (OP *)&slf_restore; |
2444 | PL_op = (OP *)&slf_restore; |
|
|
2445 | } |
|
|
2446 | |
|
|
2447 | /*****************************************************************************/ |
|
|
2448 | /* dynamic wind */ |
|
|
2449 | |
|
|
2450 | static void |
|
|
2451 | on_enterleave_call (pTHX_ SV *cb) |
|
|
2452 | { |
|
|
2453 | dSP; |
|
|
2454 | |
|
|
2455 | PUSHSTACK; |
|
|
2456 | |
|
|
2457 | PUSHMARK (SP); |
|
|
2458 | PUTBACK; |
|
|
2459 | call_sv (cb, G_VOID | G_DISCARD); |
|
|
2460 | SPAGAIN; |
|
|
2461 | |
|
|
2462 | POPSTACK; |
|
|
2463 | } |
|
|
2464 | |
|
|
2465 | static SV * |
|
|
2466 | coro_avp_pop_and_free (pTHX_ AV **avp) |
|
|
2467 | { |
|
|
2468 | AV *av = *avp; |
|
|
2469 | SV *res = av_pop (av); |
|
|
2470 | |
|
|
2471 | if (AvFILLp (av) < 0) |
|
|
2472 | { |
|
|
2473 | *avp = 0; |
|
|
2474 | SvREFCNT_dec (av); |
|
|
2475 | } |
|
|
2476 | |
|
|
2477 | return res; |
|
|
2478 | } |
|
|
2479 | |
|
|
2480 | static void |
|
|
2481 | coro_pop_on_enter (pTHX_ void *coro) |
|
|
2482 | { |
|
|
2483 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_enter); |
|
|
2484 | SvREFCNT_dec (cb); |
|
|
2485 | } |
|
|
2486 | |
|
|
2487 | static void |
|
|
2488 | coro_pop_on_leave (pTHX_ void *coro) |
|
|
2489 | { |
|
|
2490 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
|
|
2491 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2058 | } |
2492 | } |
2059 | |
2493 | |
2060 | /*****************************************************************************/ |
2494 | /*****************************************************************************/ |
2061 | /* PerlIO::cede */ |
2495 | /* PerlIO::cede */ |
2062 | |
2496 | |
… | |
… | |
2136 | /* Coro::Semaphore & Coro::Signal */ |
2570 | /* Coro::Semaphore & Coro::Signal */ |
2137 | |
2571 | |
2138 | static SV * |
2572 | static SV * |
2139 | coro_waitarray_new (pTHX_ int count) |
2573 | coro_waitarray_new (pTHX_ int count) |
2140 | { |
2574 | { |
2141 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2575 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2142 | AV *av = newAV (); |
2576 | AV *av = newAV (); |
2143 | SV **ary; |
2577 | SV **ary; |
2144 | |
2578 | |
2145 | /* unfortunately, building manually saves memory */ |
2579 | /* unfortunately, building manually saves memory */ |
2146 | Newx (ary, 2, SV *); |
2580 | Newx (ary, 2, SV *); |
2147 | AvALLOC (av) = ary; |
2581 | AvALLOC (av) = ary; |
2148 | SvPV_set ((SV *)av, (char *)ary); /* 5.8.8 needs this syntax instead of AvARRAY = ary */ |
2582 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
2583 | AvARRAY (av) = ary; |
|
|
2584 | #else |
|
|
2585 | /* 5.8.8 needs this syntax instead of AvARRAY = ary, yet */ |
|
|
2586 | /* -DDEBUGGING flags this as a bug, despite it perfectly working */ |
|
|
2587 | SvPVX ((SV *)av) = (char *)ary; |
|
|
2588 | #endif |
2149 | AvMAX (av) = 1; |
2589 | AvMAX (av) = 1; |
2150 | AvFILLp (av) = 0; |
2590 | AvFILLp (av) = 0; |
2151 | ary [0] = newSViv (count); |
2591 | ary [0] = newSViv (count); |
2152 | |
2592 | |
2153 | return newRV_noinc ((SV *)av); |
2593 | return newRV_noinc ((SV *)av); |
… | |
… | |
2173 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2613 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2174 | AvARRAY (av)[1] = count_sv; |
2614 | AvARRAY (av)[1] = count_sv; |
2175 | cb = av_shift (av); |
2615 | cb = av_shift (av); |
2176 | |
2616 | |
2177 | if (SvOBJECT (cb)) |
2617 | if (SvOBJECT (cb)) |
|
|
2618 | { |
2178 | api_ready (aTHX_ cb); |
2619 | api_ready (aTHX_ cb); |
2179 | else |
2620 | --count; |
2180 | croak ("callbacks not yet supported"); |
2621 | } |
|
|
2622 | else if (SvTYPE (cb) == SVt_PVCV) |
|
|
2623 | { |
|
|
2624 | dSP; |
|
|
2625 | PUSHMARK (SP); |
|
|
2626 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2627 | PUTBACK; |
|
|
2628 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2629 | } |
2181 | |
2630 | |
2182 | SvREFCNT_dec (cb); |
2631 | SvREFCNT_dec (cb); |
2183 | |
|
|
2184 | --count; |
|
|
2185 | } |
2632 | } |
2186 | } |
2633 | } |
2187 | |
2634 | |
2188 | static void |
2635 | static void |
2189 | coro_semaphore_on_destroy (pTHX_ struct coro *coro) |
2636 | coro_semaphore_on_destroy (pTHX_ struct coro *coro) |
… | |
… | |
2271 | } |
2718 | } |
2272 | |
2719 | |
2273 | static void |
2720 | static void |
2274 | slf_init_semaphore_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2721 | slf_init_semaphore_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2275 | { |
2722 | { |
|
|
2723 | if (items >= 2) |
|
|
2724 | { |
|
|
2725 | /* callback form */ |
|
|
2726 | AV *av = (AV *)SvRV (arg [0]); |
|
|
2727 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
|
|
2728 | |
|
|
2729 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2730 | |
|
|
2731 | if (SvIVX (AvARRAY (av)[0]) > 0) |
|
|
2732 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
2733 | |
|
|
2734 | frame->prepare = prepare_nop; |
|
|
2735 | frame->check = slf_check_nop; |
|
|
2736 | } |
|
|
2737 | else |
|
|
2738 | { |
2276 | slf_init_semaphore_down_or_wait (aTHX_ frame, cv, arg, items); |
2739 | slf_init_semaphore_down_or_wait (aTHX_ frame, cv, arg, items); |
2277 | frame->check = slf_check_semaphore_wait; |
2740 | frame->check = slf_check_semaphore_wait; |
|
|
2741 | } |
2278 | } |
2742 | } |
2279 | |
2743 | |
2280 | /* signal */ |
2744 | /* signal */ |
2281 | |
2745 | |
2282 | static void |
2746 | static void |
… | |
… | |
2294 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2758 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2295 | AvARRAY (av)[1] = cb; |
2759 | AvARRAY (av)[1] = cb; |
2296 | |
2760 | |
2297 | cb = av_shift (av); |
2761 | cb = av_shift (av); |
2298 | |
2762 | |
|
|
2763 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2764 | { |
|
|
2765 | dSP; |
|
|
2766 | PUSHMARK (SP); |
|
|
2767 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2768 | PUTBACK; |
|
|
2769 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2770 | } |
|
|
2771 | else |
|
|
2772 | { |
2299 | api_ready (aTHX_ cb); |
2773 | api_ready (aTHX_ cb); |
2300 | sv_setiv (cb, 0); /* signal waiter */ |
2774 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2775 | } |
|
|
2776 | |
2301 | SvREFCNT_dec (cb); |
2777 | SvREFCNT_dec (cb); |
2302 | |
2778 | |
2303 | --count; |
2779 | --count; |
2304 | } |
2780 | } |
2305 | } |
2781 | } |
… | |
… | |
2314 | static void |
2790 | static void |
2315 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2791 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2316 | { |
2792 | { |
2317 | AV *av = (AV *)SvRV (arg [0]); |
2793 | AV *av = (AV *)SvRV (arg [0]); |
2318 | |
2794 | |
|
|
2795 | if (items >= 2) |
|
|
2796 | { |
|
|
2797 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
|
|
2798 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2799 | |
2319 | if (SvIVX (AvARRAY (av)[0])) |
2800 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2801 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
|
|
2802 | |
|
|
2803 | frame->prepare = prepare_nop; |
|
|
2804 | frame->check = slf_check_nop; |
|
|
2805 | } |
|
|
2806 | else if (SvIVX (AvARRAY (av)[0])) |
2320 | { |
2807 | { |
2321 | SvIVX (AvARRAY (av)[0]) = 0; |
2808 | SvIVX (AvARRAY (av)[0]) = 0; |
2322 | frame->prepare = prepare_nop; |
2809 | frame->prepare = prepare_nop; |
2323 | frame->check = slf_check_nop; |
2810 | frame->check = slf_check_nop; |
2324 | } |
2811 | } |
2325 | else |
2812 | else |
2326 | { |
2813 | { |
2327 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2814 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2328 | |
2815 | |
2329 | av_push (av, waiter); |
2816 | av_push (av, waiter); |
2330 | |
2817 | |
2331 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2818 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2332 | frame->prepare = prepare_schedule; |
2819 | frame->prepare = prepare_schedule; |
… | |
… | |
2354 | dXSARGS; |
2841 | dXSARGS; |
2355 | AV *state = (AV *)GENSUB_ARG; |
2842 | AV *state = (AV *)GENSUB_ARG; |
2356 | SV *coro = av_pop (state); |
2843 | SV *coro = av_pop (state); |
2357 | SV *data_sv = newSV (sizeof (struct io_state)); |
2844 | SV *data_sv = newSV (sizeof (struct io_state)); |
2358 | |
2845 | |
2359 | av_extend (state, items); |
2846 | av_extend (state, items - 1); |
2360 | |
2847 | |
2361 | sv_upgrade (data_sv, SVt_PV); |
2848 | sv_upgrade (data_sv, SVt_PV); |
2362 | SvCUR_set (data_sv, sizeof (struct io_state)); |
2849 | SvCUR_set (data_sv, sizeof (struct io_state)); |
2363 | SvPOK_only (data_sv); |
2850 | SvPOK_only (data_sv); |
2364 | |
2851 | |
… | |
… | |
2499 | XSRETURN_EMPTY; |
2986 | XSRETURN_EMPTY; |
2500 | } |
2987 | } |
2501 | |
2988 | |
2502 | /*****************************************************************************/ |
2989 | /*****************************************************************************/ |
2503 | |
2990 | |
|
|
2991 | #if CORO_CLONE |
|
|
2992 | # include "clone.c" |
|
|
2993 | #endif |
|
|
2994 | |
2504 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2995 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2505 | |
2996 | |
2506 | PROTOTYPES: DISABLE |
2997 | PROTOTYPES: DISABLE |
2507 | |
2998 | |
2508 | BOOT: |
2999 | BOOT: |
… | |
… | |
2512 | coro_thx = PERL_GET_CONTEXT; |
3003 | coro_thx = PERL_GET_CONTEXT; |
2513 | # endif |
3004 | # endif |
2514 | #endif |
3005 | #endif |
2515 | BOOT_PAGESIZE; |
3006 | BOOT_PAGESIZE; |
2516 | |
3007 | |
|
|
3008 | cctx_current = cctx_new_empty (); |
|
|
3009 | |
2517 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3010 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2518 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3011 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2519 | |
3012 | |
2520 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3013 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2521 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3014 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
… | |
… | |
2540 | |
3033 | |
2541 | { |
3034 | { |
2542 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
3035 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2543 | |
3036 | |
2544 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
3037 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2545 | hv_store_ent (PL_custom_op_names, slf, |
3038 | hv_store_ent (PL_custom_op_names, slf, newSVpv ("coro_slf", 0), 0); |
2546 | newSVpv ("coro_slf", 0), 0); |
|
|
2547 | |
3039 | |
2548 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
3040 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2549 | hv_store_ent (PL_custom_op_descs, slf, |
3041 | hv_store_ent (PL_custom_op_descs, slf, newSVpv ("coro schedule like function", 0), 0); |
2550 | newSVpv ("coro schedule like function", 0), 0); |
|
|
2551 | } |
3042 | } |
2552 | |
3043 | |
2553 | coroapi.ver = CORO_API_VERSION; |
3044 | coroapi.ver = CORO_API_VERSION; |
2554 | coroapi.rev = CORO_API_REVISION; |
3045 | coroapi.rev = CORO_API_REVISION; |
2555 | |
3046 | |
… | |
… | |
2567 | |
3058 | |
2568 | if (!svp) croak ("Time::HiRes is required"); |
3059 | if (!svp) croak ("Time::HiRes is required"); |
2569 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
3060 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2570 | |
3061 | |
2571 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
3062 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
3063 | |
|
|
3064 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
3065 | u2time = INT2PTR (double (*)(), SvIV (*svp)); |
2572 | } |
3066 | } |
2573 | |
3067 | |
2574 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
3068 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2575 | } |
3069 | } |
2576 | |
3070 | |
2577 | SV * |
3071 | SV * |
2578 | new (char *klass, ...) |
3072 | new (char *klass, ...) |
|
|
3073 | ALIAS: |
|
|
3074 | Coro::new = 1 |
2579 | CODE: |
3075 | CODE: |
2580 | { |
3076 | { |
2581 | struct coro *coro; |
3077 | struct coro *coro; |
2582 | MAGIC *mg; |
3078 | MAGIC *mg; |
2583 | HV *hv; |
3079 | HV *hv; |
|
|
3080 | CV *cb; |
2584 | int i; |
3081 | int i; |
|
|
3082 | |
|
|
3083 | if (items > 1) |
|
|
3084 | { |
|
|
3085 | cb = coro_sv_2cv (aTHX_ ST (1)); |
|
|
3086 | |
|
|
3087 | if (!ix) |
|
|
3088 | { |
|
|
3089 | if (CvISXSUB (cb)) |
|
|
3090 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3091 | |
|
|
3092 | if (!CvROOT (cb)) |
|
|
3093 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3094 | } |
|
|
3095 | } |
2585 | |
3096 | |
2586 | Newz (0, coro, 1, struct coro); |
3097 | Newz (0, coro, 1, struct coro); |
2587 | coro->args = newAV (); |
3098 | coro->args = newAV (); |
2588 | coro->flags = CF_NEW; |
3099 | coro->flags = CF_NEW; |
2589 | |
3100 | |
… | |
… | |
2594 | coro->hv = hv = newHV (); |
3105 | coro->hv = hv = newHV (); |
2595 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
3106 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
2596 | mg->mg_flags |= MGf_DUP; |
3107 | mg->mg_flags |= MGf_DUP; |
2597 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
3108 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
2598 | |
3109 | |
|
|
3110 | if (items > 1) |
|
|
3111 | { |
2599 | av_extend (coro->args, items - 1); |
3112 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
3113 | |
|
|
3114 | if (ix) |
|
|
3115 | { |
|
|
3116 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3117 | cb = cv_coro_run; |
|
|
3118 | } |
|
|
3119 | |
|
|
3120 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3121 | |
2600 | for (i = 1; i < items; i++) |
3122 | for (i = 2; i < items; i++) |
2601 | av_push (coro->args, newSVsv (ST (i))); |
3123 | av_push (coro->args, newSVsv (ST (i))); |
|
|
3124 | } |
2602 | } |
3125 | } |
2603 | OUTPUT: |
3126 | OUTPUT: |
2604 | RETVAL |
3127 | RETVAL |
2605 | |
3128 | |
2606 | void |
3129 | void |
… | |
… | |
2619 | void |
3142 | void |
2620 | _exit (int code) |
3143 | _exit (int code) |
2621 | PROTOTYPE: $ |
3144 | PROTOTYPE: $ |
2622 | CODE: |
3145 | CODE: |
2623 | _exit (code); |
3146 | _exit (code); |
|
|
3147 | |
|
|
3148 | SV * |
|
|
3149 | clone (Coro::State coro) |
|
|
3150 | CODE: |
|
|
3151 | { |
|
|
3152 | #if CORO_CLONE |
|
|
3153 | struct coro *ncoro = coro_clone (aTHX_ coro); |
|
|
3154 | MAGIC *mg; |
|
|
3155 | /* TODO: too much duplication */ |
|
|
3156 | ncoro->hv = newHV (); |
|
|
3157 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
|
|
3158 | mg->mg_flags |= MGf_DUP; |
|
|
3159 | RETVAL = sv_bless (newRV_noinc ((SV *)ncoro->hv), SvSTASH (coro->hv)); |
|
|
3160 | #else |
|
|
3161 | croak ("Coro::State->clone has not been configured into this installation of Coro, realised"); |
|
|
3162 | #endif |
|
|
3163 | } |
|
|
3164 | OUTPUT: |
|
|
3165 | RETVAL |
2624 | |
3166 | |
2625 | int |
3167 | int |
2626 | cctx_stacksize (int new_stacksize = 0) |
3168 | cctx_stacksize (int new_stacksize = 0) |
2627 | PROTOTYPE: ;$ |
3169 | PROTOTYPE: ;$ |
2628 | CODE: |
3170 | CODE: |
… | |
… | |
2678 | eval = 1 |
3220 | eval = 1 |
2679 | CODE: |
3221 | CODE: |
2680 | { |
3222 | { |
2681 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3223 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
2682 | { |
3224 | { |
2683 | struct coro temp; |
3225 | struct coro *current = SvSTATE_current; |
2684 | |
3226 | |
2685 | if (!(coro->flags & CF_RUNNING)) |
3227 | if (current != coro) |
2686 | { |
3228 | { |
2687 | PUTBACK; |
3229 | PUTBACK; |
2688 | save_perl (aTHX_ &temp); |
3230 | save_perl (aTHX_ current); |
2689 | load_perl (aTHX_ coro); |
3231 | load_perl (aTHX_ coro); |
|
|
3232 | SPAGAIN; |
2690 | } |
3233 | } |
2691 | |
3234 | |
2692 | { |
|
|
2693 | dSP; |
|
|
2694 | ENTER; |
|
|
2695 | SAVETMPS; |
|
|
2696 | PUTBACK; |
|
|
2697 | PUSHSTACK; |
3235 | PUSHSTACK; |
|
|
3236 | |
2698 | PUSHMARK (SP); |
3237 | PUSHMARK (SP); |
|
|
3238 | PUTBACK; |
2699 | |
3239 | |
2700 | if (ix) |
3240 | if (ix) |
2701 | eval_sv (coderef, 0); |
3241 | eval_sv (coderef, 0); |
2702 | else |
3242 | else |
2703 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3243 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
2704 | |
3244 | |
2705 | POPSTACK; |
3245 | POPSTACK; |
2706 | SPAGAIN; |
3246 | SPAGAIN; |
2707 | FREETMPS; |
|
|
2708 | LEAVE; |
|
|
2709 | PUTBACK; |
|
|
2710 | } |
|
|
2711 | |
3247 | |
2712 | if (!(coro->flags & CF_RUNNING)) |
3248 | if (current != coro) |
2713 | { |
3249 | { |
|
|
3250 | PUTBACK; |
2714 | save_perl (aTHX_ coro); |
3251 | save_perl (aTHX_ coro); |
2715 | load_perl (aTHX_ &temp); |
3252 | load_perl (aTHX_ current); |
2716 | SPAGAIN; |
3253 | SPAGAIN; |
2717 | } |
3254 | } |
2718 | } |
3255 | } |
2719 | } |
3256 | } |
2720 | |
3257 | |
… | |
… | |
2724 | ALIAS: |
3261 | ALIAS: |
2725 | is_ready = CF_READY |
3262 | is_ready = CF_READY |
2726 | is_running = CF_RUNNING |
3263 | is_running = CF_RUNNING |
2727 | is_new = CF_NEW |
3264 | is_new = CF_NEW |
2728 | is_destroyed = CF_DESTROYED |
3265 | is_destroyed = CF_DESTROYED |
|
|
3266 | is_suspended = CF_SUSPENDED |
2729 | CODE: |
3267 | CODE: |
2730 | RETVAL = boolSV (coro->flags & ix); |
3268 | RETVAL = boolSV (coro->flags & ix); |
2731 | OUTPUT: |
3269 | OUTPUT: |
2732 | RETVAL |
3270 | RETVAL |
2733 | |
3271 | |
… | |
… | |
2737 | CODE: |
3275 | CODE: |
2738 | { |
3276 | { |
2739 | struct coro *current = SvSTATE_current; |
3277 | struct coro *current = SvSTATE_current; |
2740 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3278 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
2741 | SvREFCNT_dec (*throwp); |
3279 | SvREFCNT_dec (*throwp); |
|
|
3280 | SvGETMAGIC (throw); |
2742 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3281 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
2743 | } |
3282 | } |
2744 | |
3283 | |
2745 | void |
3284 | void |
2746 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3285 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
… | |
… | |
2749 | |
3288 | |
2750 | SV * |
3289 | SV * |
2751 | has_cctx (Coro::State coro) |
3290 | has_cctx (Coro::State coro) |
2752 | PROTOTYPE: $ |
3291 | PROTOTYPE: $ |
2753 | CODE: |
3292 | CODE: |
2754 | RETVAL = boolSV (!!coro->cctx); |
3293 | /* maybe manage the running flag differently */ |
|
|
3294 | RETVAL = boolSV (!!coro->cctx || (coro->flags & CF_RUNNING)); |
2755 | OUTPUT: |
3295 | OUTPUT: |
2756 | RETVAL |
3296 | RETVAL |
2757 | |
3297 | |
2758 | int |
3298 | int |
2759 | is_traced (Coro::State coro) |
3299 | is_traced (Coro::State coro) |
… | |
… | |
2779 | |
3319 | |
2780 | void |
3320 | void |
2781 | force_cctx () |
3321 | force_cctx () |
2782 | PROTOTYPE: |
3322 | PROTOTYPE: |
2783 | CODE: |
3323 | CODE: |
2784 | SvSTATE_current->cctx->idle_sp = 0; |
3324 | cctx_current->idle_sp = 0; |
2785 | |
3325 | |
2786 | void |
3326 | void |
2787 | swap_defsv (Coro::State self) |
3327 | swap_defsv (Coro::State self) |
2788 | PROTOTYPE: $ |
3328 | PROTOTYPE: $ |
2789 | ALIAS: |
3329 | ALIAS: |
… | |
… | |
2797 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3337 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
2798 | |
3338 | |
2799 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3339 | SV *tmp = *src; *src = *dst; *dst = tmp; |
2800 | } |
3340 | } |
2801 | |
3341 | |
|
|
3342 | void |
|
|
3343 | cancel (Coro::State self) |
|
|
3344 | CODE: |
|
|
3345 | coro_state_destroy (aTHX_ self); |
|
|
3346 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3347 | |
|
|
3348 | |
|
|
3349 | SV * |
|
|
3350 | enable_times (int enabled = enable_times) |
|
|
3351 | CODE: |
|
|
3352 | { |
|
|
3353 | RETVAL = boolSV (enable_times); |
|
|
3354 | |
|
|
3355 | if (enabled != enable_times) |
|
|
3356 | { |
|
|
3357 | enable_times = enabled; |
|
|
3358 | |
|
|
3359 | coro_times_update (); |
|
|
3360 | (enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current)); |
|
|
3361 | } |
|
|
3362 | } |
|
|
3363 | OUTPUT: |
|
|
3364 | RETVAL |
|
|
3365 | |
|
|
3366 | void |
|
|
3367 | times (Coro::State self) |
|
|
3368 | PPCODE: |
|
|
3369 | { |
|
|
3370 | struct coro *current = SvSTATE (coro_current); |
|
|
3371 | |
|
|
3372 | if (expect_false (current == self)) |
|
|
3373 | { |
|
|
3374 | coro_times_update (); |
|
|
3375 | coro_times_add (SvSTATE (coro_current)); |
|
|
3376 | } |
|
|
3377 | |
|
|
3378 | EXTEND (SP, 2); |
|
|
3379 | PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9))); |
|
|
3380 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
|
|
3381 | |
|
|
3382 | if (expect_false (current == self)) |
|
|
3383 | coro_times_sub (SvSTATE (coro_current)); |
|
|
3384 | } |
2802 | |
3385 | |
2803 | MODULE = Coro::State PACKAGE = Coro |
3386 | MODULE = Coro::State PACKAGE = Coro |
2804 | |
3387 | |
2805 | BOOT: |
3388 | BOOT: |
2806 | { |
3389 | { |
2807 | int i; |
|
|
2808 | |
|
|
2809 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
2810 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3390 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
2811 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3391 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
2812 | |
3392 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
|
|
3393 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
2813 | coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); |
3394 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
2814 | SvREADONLY_on (coro_current); |
3395 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
3396 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
|
|
3397 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
|
|
3398 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
|
|
3399 | |
|
|
3400 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
|
|
3401 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
|
|
3402 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
|
|
3403 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
2815 | |
3404 | |
2816 | coro_stash = gv_stashpv ("Coro", TRUE); |
3405 | coro_stash = gv_stashpv ("Coro", TRUE); |
2817 | |
3406 | |
2818 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3407 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
2819 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3408 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
2820 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3409 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
2821 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3410 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
2822 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3411 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
2823 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3412 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
2824 | |
|
|
2825 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
|
|
2826 | coro_ready[i] = newAV (); |
|
|
2827 | |
3413 | |
2828 | { |
3414 | { |
2829 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3415 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
2830 | |
3416 | |
2831 | coroapi.schedule = api_schedule; |
3417 | coroapi.schedule = api_schedule; |
|
|
3418 | coroapi.schedule_to = api_schedule_to; |
2832 | coroapi.cede = api_cede; |
3419 | coroapi.cede = api_cede; |
2833 | coroapi.cede_notself = api_cede_notself; |
3420 | coroapi.cede_notself = api_cede_notself; |
2834 | coroapi.ready = api_ready; |
3421 | coroapi.ready = api_ready; |
2835 | coroapi.is_ready = api_is_ready; |
3422 | coroapi.is_ready = api_is_ready; |
2836 | coroapi.nready = coro_nready; |
3423 | coroapi.nready = coro_nready; |
… | |
… | |
2841 | SvREADONLY_on (sv); |
3428 | SvREADONLY_on (sv); |
2842 | } |
3429 | } |
2843 | } |
3430 | } |
2844 | |
3431 | |
2845 | void |
3432 | void |
|
|
3433 | terminate (...) |
|
|
3434 | CODE: |
|
|
3435 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
|
|
3436 | |
|
|
3437 | void |
2846 | schedule (...) |
3438 | schedule (...) |
2847 | CODE: |
3439 | CODE: |
2848 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3440 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
|
|
3441 | |
|
|
3442 | void |
|
|
3443 | schedule_to (...) |
|
|
3444 | CODE: |
|
|
3445 | CORO_EXECUTE_SLF_XS (slf_init_schedule_to); |
|
|
3446 | |
|
|
3447 | void |
|
|
3448 | cede_to (...) |
|
|
3449 | CODE: |
|
|
3450 | CORO_EXECUTE_SLF_XS (slf_init_cede_to); |
2849 | |
3451 | |
2850 | void |
3452 | void |
2851 | cede (...) |
3453 | cede (...) |
2852 | CODE: |
3454 | CODE: |
2853 | CORO_EXECUTE_SLF_XS (slf_init_cede); |
3455 | CORO_EXECUTE_SLF_XS (slf_init_cede); |
… | |
… | |
2867 | void |
3469 | void |
2868 | _set_readyhook (SV *hook) |
3470 | _set_readyhook (SV *hook) |
2869 | PROTOTYPE: $ |
3471 | PROTOTYPE: $ |
2870 | CODE: |
3472 | CODE: |
2871 | SvREFCNT_dec (coro_readyhook); |
3473 | SvREFCNT_dec (coro_readyhook); |
|
|
3474 | SvGETMAGIC (hook); |
2872 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3475 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
2873 | |
3476 | |
2874 | int |
3477 | int |
2875 | prio (Coro::State coro, int newprio = 0) |
3478 | prio (Coro::State coro, int newprio = 0) |
2876 | PROTOTYPE: $;$ |
3479 | PROTOTYPE: $;$ |
… | |
… | |
2883 | if (items > 1) |
3486 | if (items > 1) |
2884 | { |
3487 | { |
2885 | if (ix) |
3488 | if (ix) |
2886 | newprio = coro->prio - newprio; |
3489 | newprio = coro->prio - newprio; |
2887 | |
3490 | |
2888 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
3491 | if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN; |
2889 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
3492 | if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX; |
2890 | |
3493 | |
2891 | coro->prio = newprio; |
3494 | coro->prio = newprio; |
2892 | } |
3495 | } |
2893 | } |
3496 | } |
2894 | OUTPUT: |
3497 | OUTPUT: |
… | |
… | |
2908 | CODE: |
3511 | CODE: |
2909 | RETVAL = coro_nready; |
3512 | RETVAL = coro_nready; |
2910 | OUTPUT: |
3513 | OUTPUT: |
2911 | RETVAL |
3514 | RETVAL |
2912 | |
3515 | |
2913 | # for async_pool speedup |
|
|
2914 | void |
3516 | void |
2915 | _pool_1 (SV *cb) |
3517 | suspend (Coro::State self) |
|
|
3518 | PROTOTYPE: $ |
2916 | CODE: |
3519 | CODE: |
2917 | { |
3520 | self->flags |= CF_SUSPENDED; |
2918 | HV *hv = (HV *)SvRV (coro_current); |
|
|
2919 | struct coro *coro = SvSTATE_hv ((SV *)hv); |
|
|
2920 | AV *defav = GvAV (PL_defgv); |
|
|
2921 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
|
|
2922 | AV *invoke_av; |
|
|
2923 | int i, len; |
|
|
2924 | |
3521 | |
2925 | if (!invoke) |
3522 | void |
|
|
3523 | resume (Coro::State self) |
|
|
3524 | PROTOTYPE: $ |
|
|
3525 | CODE: |
|
|
3526 | self->flags &= ~CF_SUSPENDED; |
|
|
3527 | |
|
|
3528 | void |
|
|
3529 | _pool_handler (...) |
|
|
3530 | CODE: |
|
|
3531 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
|
|
3532 | |
|
|
3533 | void |
|
|
3534 | async_pool (SV *cv, ...) |
|
|
3535 | PROTOTYPE: &@ |
|
|
3536 | PPCODE: |
|
|
3537 | { |
|
|
3538 | HV *hv = (HV *)av_pop (av_async_pool); |
|
|
3539 | AV *av = newAV (); |
|
|
3540 | SV *cb = ST (0); |
|
|
3541 | int i; |
|
|
3542 | |
|
|
3543 | av_extend (av, items - 2); |
|
|
3544 | for (i = 1; i < items; ++i) |
|
|
3545 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
|
|
3546 | |
|
|
3547 | if ((SV *)hv == &PL_sv_undef) |
2926 | { |
3548 | { |
2927 | SV *old = PL_diehook; |
3549 | PUSHMARK (SP); |
2928 | PL_diehook = 0; |
3550 | EXTEND (SP, 2); |
2929 | SvREFCNT_dec (old); |
3551 | PUSHs (sv_Coro); |
2930 | croak ("\3async_pool terminate\2\n"); |
3552 | PUSHs ((SV *)cv_pool_handler); |
|
|
3553 | PUTBACK; |
|
|
3554 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3555 | SPAGAIN; |
|
|
3556 | |
|
|
3557 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
2931 | } |
3558 | } |
2932 | |
3559 | |
2933 | SvREFCNT_dec (coro->saved_deffh); |
|
|
2934 | coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv); |
|
|
2935 | |
|
|
2936 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
2937 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
|
|
2938 | |
|
|
2939 | invoke_av = (AV *)SvRV (invoke); |
|
|
2940 | len = av_len (invoke_av); |
|
|
2941 | |
|
|
2942 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
|
|
2943 | |
|
|
2944 | if (len > 0) |
|
|
2945 | { |
3560 | { |
2946 | av_fill (defav, len - 1); |
3561 | struct coro *coro = SvSTATE_hv (hv); |
2947 | for (i = 0; i < len; ++i) |
3562 | |
2948 | av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1])); |
3563 | assert (!coro->invoke_cb); |
|
|
3564 | assert (!coro->invoke_av); |
|
|
3565 | coro->invoke_cb = SvREFCNT_inc (cb); |
|
|
3566 | coro->invoke_av = av; |
2949 | } |
3567 | } |
2950 | } |
|
|
2951 | |
3568 | |
2952 | void |
3569 | api_ready (aTHX_ (SV *)hv); |
2953 | _pool_2 (SV *cb) |
|
|
2954 | CODE: |
|
|
2955 | { |
|
|
2956 | HV *hv = (HV *)SvRV (coro_current); |
|
|
2957 | struct coro *coro = SvSTATE_hv ((SV *)hv); |
|
|
2958 | |
3570 | |
2959 | sv_setsv (cb, &PL_sv_undef); |
3571 | if (GIMME_V != G_VOID) |
2960 | |
3572 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
2961 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
3573 | else |
2962 | coro->saved_deffh = 0; |
|
|
2963 | |
|
|
2964 | if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss) |
|
|
2965 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
2966 | { |
|
|
2967 | SV *old = PL_diehook; |
|
|
2968 | PL_diehook = 0; |
|
|
2969 | SvREFCNT_dec (old); |
3574 | SvREFCNT_dec (hv); |
2970 | croak ("\3async_pool terminate\2\n"); |
|
|
2971 | } |
|
|
2972 | |
|
|
2973 | av_clear (GvAV (PL_defgv)); |
|
|
2974 | hv_store (hv, "desc", sizeof ("desc") - 1, |
|
|
2975 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
|
|
2976 | |
|
|
2977 | coro->prio = 0; |
|
|
2978 | |
|
|
2979 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
|
|
2980 | api_trace (aTHX_ coro_current, 0); |
|
|
2981 | |
|
|
2982 | av_push (av_async_pool, newSVsv (coro_current)); |
|
|
2983 | } |
3575 | } |
2984 | |
3576 | |
2985 | SV * |
3577 | SV * |
2986 | rouse_cb () |
3578 | rouse_cb () |
2987 | PROTOTYPE: |
3579 | PROTOTYPE: |
… | |
… | |
2989 | RETVAL = coro_new_rouse_cb (aTHX); |
3581 | RETVAL = coro_new_rouse_cb (aTHX); |
2990 | OUTPUT: |
3582 | OUTPUT: |
2991 | RETVAL |
3583 | RETVAL |
2992 | |
3584 | |
2993 | void |
3585 | void |
2994 | rouse_wait (SV *cb = 0) |
3586 | rouse_wait (...) |
2995 | PROTOTYPE: ;$ |
3587 | PROTOTYPE: ;$ |
2996 | PPCODE: |
3588 | PPCODE: |
2997 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3589 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
2998 | |
3590 | |
|
|
3591 | void |
|
|
3592 | on_enter (SV *block) |
|
|
3593 | ALIAS: |
|
|
3594 | on_leave = 1 |
|
|
3595 | PROTOTYPE: & |
|
|
3596 | CODE: |
|
|
3597 | { |
|
|
3598 | struct coro *coro = SvSTATE_current; |
|
|
3599 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
|
|
3600 | |
|
|
3601 | block = (SV *)coro_sv_2cv (aTHX_ block); |
|
|
3602 | |
|
|
3603 | if (!*avp) |
|
|
3604 | *avp = newAV (); |
|
|
3605 | |
|
|
3606 | av_push (*avp, SvREFCNT_inc (block)); |
|
|
3607 | |
|
|
3608 | if (!ix) |
|
|
3609 | on_enterleave_call (aTHX_ block); |
|
|
3610 | |
|
|
3611 | LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3612 | SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro); |
|
|
3613 | ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3614 | } |
|
|
3615 | |
2999 | |
3616 | |
3000 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3617 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3001 | |
3618 | |
3002 | BOOT: |
3619 | BOOT: |
3003 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
3620 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
… | |
… | |
3006 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3623 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3007 | |
3624 | |
3008 | SV * |
3625 | SV * |
3009 | new (SV *klass, SV *count = 0) |
3626 | new (SV *klass, SV *count = 0) |
3010 | CODE: |
3627 | CODE: |
|
|
3628 | { |
|
|
3629 | int semcnt = 1; |
|
|
3630 | |
|
|
3631 | if (count) |
|
|
3632 | { |
|
|
3633 | SvGETMAGIC (count); |
|
|
3634 | |
|
|
3635 | if (SvOK (count)) |
|
|
3636 | semcnt = SvIV (count); |
|
|
3637 | } |
|
|
3638 | |
3011 | RETVAL = sv_bless ( |
3639 | RETVAL = sv_bless ( |
3012 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3640 | coro_waitarray_new (aTHX_ semcnt), |
3013 | GvSTASH (CvGV (cv)) |
3641 | GvSTASH (CvGV (cv)) |
3014 | ); |
3642 | ); |
|
|
3643 | } |
3015 | OUTPUT: |
3644 | OUTPUT: |
3016 | RETVAL |
3645 | RETVAL |
3017 | |
3646 | |
3018 | # helper for Coro::Channel |
3647 | # helper for Coro::Channel and others |
3019 | SV * |
3648 | SV * |
3020 | _alloc (int count) |
3649 | _alloc (int count) |
3021 | CODE: |
3650 | CODE: |
3022 | RETVAL = coro_waitarray_new (aTHX_ count); |
3651 | RETVAL = coro_waitarray_new (aTHX_ count); |
3023 | OUTPUT: |
3652 | OUTPUT: |
… | |
… | |
3036 | adjust = 1 |
3665 | adjust = 1 |
3037 | CODE: |
3666 | CODE: |
3038 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
3667 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
3039 | |
3668 | |
3040 | void |
3669 | void |
3041 | down (SV *self) |
3670 | down (...) |
3042 | CODE: |
3671 | CODE: |
3043 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
3672 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
3044 | |
3673 | |
3045 | void |
3674 | void |
3046 | wait (SV *self) |
3675 | wait (...) |
3047 | CODE: |
3676 | CODE: |
3048 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_wait); |
3677 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_wait); |
3049 | |
3678 | |
3050 | void |
3679 | void |
3051 | try (SV *self) |
3680 | try (SV *self) |
… | |
… | |
3081 | for (i = 1; i <= wcount; ++i) |
3710 | for (i = 1; i <= wcount; ++i) |
3082 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3711 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3083 | } |
3712 | } |
3084 | } |
3713 | } |
3085 | |
3714 | |
|
|
3715 | MODULE = Coro::State PACKAGE = Coro::SemaphoreSet |
|
|
3716 | |
|
|
3717 | void |
|
|
3718 | _may_delete (SV *sem, int count, int extra_refs) |
|
|
3719 | PPCODE: |
|
|
3720 | { |
|
|
3721 | AV *av = (AV *)SvRV (sem); |
|
|
3722 | |
|
|
3723 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
|
|
3724 | && AvFILLp (av) == 0 /* no waiters, just count */ |
|
|
3725 | && SvIV (AvARRAY (av)[0]) == count) |
|
|
3726 | XSRETURN_YES; |
|
|
3727 | |
|
|
3728 | XSRETURN_NO; |
|
|
3729 | } |
|
|
3730 | |
3086 | MODULE = Coro::State PACKAGE = Coro::Signal |
3731 | MODULE = Coro::State PACKAGE = Coro::Signal |
3087 | |
3732 | |
3088 | SV * |
3733 | SV * |
3089 | new (SV *klass) |
3734 | new (SV *klass) |
3090 | CODE: |
3735 | CODE: |
… | |
… | |
3094 | ); |
3739 | ); |
3095 | OUTPUT: |
3740 | OUTPUT: |
3096 | RETVAL |
3741 | RETVAL |
3097 | |
3742 | |
3098 | void |
3743 | void |
3099 | wait (SV *self) |
3744 | wait (...) |
3100 | CODE: |
3745 | CODE: |
3101 | CORO_EXECUTE_SLF_XS (slf_init_signal_wait); |
3746 | CORO_EXECUTE_SLF_XS (slf_init_signal_wait); |
3102 | |
3747 | |
3103 | void |
3748 | void |
3104 | broadcast (SV *self) |
3749 | broadcast (SV *self) |
… | |
… | |
3161 | |
3806 | |
3162 | void |
3807 | void |
3163 | _register (char *target, char *proto, SV *req) |
3808 | _register (char *target, char *proto, SV *req) |
3164 | CODE: |
3809 | CODE: |
3165 | { |
3810 | { |
3166 | HV *st; |
3811 | CV *req_cv = coro_sv_2cv (aTHX_ req); |
3167 | GV *gvp; |
|
|
3168 | CV *req_cv = sv_2cv (req, &st, &gvp, 0); |
|
|
3169 | /* newXSproto doesn't return the CV on 5.8 */ |
3812 | /* newXSproto doesn't return the CV on 5.8 */ |
3170 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3813 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3171 | sv_setpv ((SV *)slf_cv, proto); |
3814 | sv_setpv ((SV *)slf_cv, proto); |
3172 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3815 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3173 | } |
3816 | } |