Mercurial > projects > ldc
comparison druntime/import/core/thread.di @ 760:6f33b427bfd1
Seems like hg ignores .di files, so I missed a bunch of stuff. complete druntime should be there now :)
author | Tomas Lindquist Olsen <tomas.l.olsen@gmail.com> |
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date | Wed, 12 Nov 2008 00:19:18 +0100 |
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759:d3eb054172f9 | 760:6f33b427bfd1 |
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1 // D import file generated from 'core/thread.d' | |
2 module core.thread; | |
3 version = StackGrowsDown; | |
4 class ThreadException : Exception | |
5 { | |
6 this(string msg) | |
7 { | |
8 super(msg); | |
9 } | |
10 } | |
11 class FiberException : Exception | |
12 { | |
13 this(string msg) | |
14 { | |
15 super(msg); | |
16 } | |
17 } | |
18 private | |
19 { | |
20 extern (C) | |
21 { | |
22 void* rt_stackBottom(); | |
23 } | |
24 extern (C) | |
25 { | |
26 void* rt_stackTop(); | |
27 } | |
28 void* getStackBottom() | |
29 { | |
30 return rt_stackBottom(); | |
31 } | |
32 void* getStackTop(); | |
33 } | |
34 version (Windows) | |
35 { | |
36 private | |
37 { | |
38 import stdc.stdint; | |
39 import sys.windows.windows; | |
40 const | |
41 { | |
42 DWORD TLS_OUT_OF_INDEXES = -1u; | |
43 } | |
44 extern (Windows) | |
45 { | |
46 alias uint function(void*) btex_fptr; | |
47 } | |
48 extern (C) | |
49 { | |
50 uintptr_t _beginthreadex(void*, uint, btex_fptr, void*, uint, uint*); | |
51 } | |
52 extern (Windows) | |
53 { | |
54 uint thread_entryPoint(void* arg); | |
55 } | |
56 HANDLE GetCurrentThreadHandle() | |
57 { | |
58 const uint DUPLICATE_SAME_ACCESS = 2; | |
59 HANDLE curr = GetCurrentThread(); | |
60 HANDLE proc = GetCurrentProcess(); | |
61 HANDLE hndl; | |
62 DuplicateHandle(proc,curr,proc,&hndl,0,TRUE,DUPLICATE_SAME_ACCESS); | |
63 return hndl; | |
64 } | |
65 } | |
66 } | |
67 else | |
68 { | |
69 version (Posix) | |
70 { | |
71 private | |
72 { | |
73 import stdc.posix.semaphore; | |
74 import stdc.posix.pthread; | |
75 import stdc.posix.signal; | |
76 import stdc.posix.time; | |
77 import stdc.errno; | |
78 extern (C) | |
79 { | |
80 int getErrno(); | |
81 } | |
82 version (GNU) | |
83 { | |
84 import gcc.builtins; | |
85 } | |
86 extern (C) | |
87 { | |
88 void* thread_entryPoint(void* arg); | |
89 } | |
90 sem_t suspendCount; | |
91 extern (C) | |
92 { | |
93 void thread_suspendHandler(int sig); | |
94 } | |
95 extern (C) | |
96 { | |
97 void thread_resumeHandler(int sig) | |
98 in | |
99 { | |
100 assert(sig == SIGUSR2); | |
101 } | |
102 body | |
103 { | |
104 } | |
105 } | |
106 } | |
107 } | |
108 else | |
109 { | |
110 static assert(false,"Unknown threading implementation."); | |
111 } | |
112 } | |
113 class Thread | |
114 { | |
115 this(void function() fn, size_t sz = 0) | |
116 in | |
117 { | |
118 assert(fn); | |
119 } | |
120 body | |
121 { | |
122 m_fn = fn; | |
123 m_sz = sz; | |
124 m_call = Call.FN; | |
125 m_curr = &m_main; | |
126 } | |
127 this(void delegate() dg, size_t sz = 0) | |
128 in | |
129 { | |
130 assert(dg); | |
131 } | |
132 body | |
133 { | |
134 m_dg = dg; | |
135 m_sz = sz; | |
136 m_call = Call.DG; | |
137 m_curr = &m_main; | |
138 } | |
139 final | |
140 { | |
141 void start(); | |
142 } | |
143 final | |
144 { | |
145 Object join(bool rethrow = true); | |
146 } | |
147 final | |
148 { | |
149 char[] name(); | |
150 } | |
151 final | |
152 { | |
153 void name(char[] val); | |
154 } | |
155 final | |
156 { | |
157 bool isDaemon(); | |
158 } | |
159 final | |
160 { | |
161 void isDaemon(bool val); | |
162 } | |
163 final | |
164 { | |
165 bool isRunning(); | |
166 } | |
167 static const | |
168 { | |
169 int PRIORITY_MIN; | |
170 } | |
171 static const | |
172 { | |
173 int PRIORITY_MAX; | |
174 } | |
175 final | |
176 { | |
177 int priority(); | |
178 } | |
179 final | |
180 { | |
181 void priority(int val); | |
182 } | |
183 static | |
184 { | |
185 void sleep(long period); | |
186 } | |
187 static | |
188 { | |
189 void yield(); | |
190 } | |
191 static | |
192 { | |
193 Thread getThis(); | |
194 } | |
195 static | |
196 { | |
197 Thread[] getAll(); | |
198 } | |
199 static | |
200 { | |
201 int opApply(int delegate(ref Thread) dg); | |
202 } | |
203 static const | |
204 { | |
205 uint LOCAL_MAX = 64; | |
206 } | |
207 static | |
208 { | |
209 uint createLocal(); | |
210 } | |
211 static | |
212 { | |
213 void deleteLocal(uint key); | |
214 } | |
215 static | |
216 { | |
217 void* getLocal(uint key) | |
218 { | |
219 return getThis().m_local[key]; | |
220 } | |
221 } | |
222 static | |
223 { | |
224 void* setLocal(uint key, void* val) | |
225 { | |
226 return getThis().m_local[key] = val; | |
227 } | |
228 } | |
229 static this(); | |
230 private | |
231 { | |
232 this() | |
233 { | |
234 m_call = Call.NO; | |
235 m_curr = &m_main; | |
236 } | |
237 final | |
238 { | |
239 void run(); | |
240 } | |
241 private | |
242 { | |
243 enum Call | |
244 { | |
245 NO, | |
246 FN, | |
247 DG, | |
248 } | |
249 version (Win32) | |
250 { | |
251 alias uint TLSKey; | |
252 alias uint ThreadAddr; | |
253 } | |
254 else | |
255 { | |
256 version (Posix) | |
257 { | |
258 alias pthread_key_t TLSKey; | |
259 alias pthread_t ThreadAddr; | |
260 } | |
261 } | |
262 static | |
263 { | |
264 bool[LOCAL_MAX] sm_local; | |
265 } | |
266 static | |
267 { | |
268 TLSKey sm_this; | |
269 } | |
270 void*[LOCAL_MAX] m_local; | |
271 version (Win32) | |
272 { | |
273 HANDLE m_hndl; | |
274 } | |
275 ThreadAddr m_addr; | |
276 Call m_call; | |
277 char[] m_name; | |
278 union | |
279 { | |
280 void function() m_fn; | |
281 void delegate() m_dg; | |
282 } | |
283 size_t m_sz; | |
284 version (Posix) | |
285 { | |
286 bool m_isRunning; | |
287 } | |
288 bool m_isDaemon; | |
289 Object m_unhandled; | |
290 private | |
291 { | |
292 static | |
293 { | |
294 void setThis(Thread t); | |
295 } | |
296 private | |
297 { | |
298 final | |
299 { | |
300 void pushContext(Context* c) | |
301 in | |
302 { | |
303 assert(!c.within); | |
304 } | |
305 body | |
306 { | |
307 c.within = m_curr; | |
308 m_curr = c; | |
309 } | |
310 } | |
311 final | |
312 { | |
313 void popContext() | |
314 in | |
315 { | |
316 assert(m_curr && m_curr.within); | |
317 } | |
318 body | |
319 { | |
320 Context* c = m_curr; | |
321 m_curr = c.within; | |
322 c.within = null; | |
323 } | |
324 } | |
325 final | |
326 { | |
327 Context* topContext() | |
328 in | |
329 { | |
330 assert(m_curr); | |
331 } | |
332 body | |
333 { | |
334 return m_curr; | |
335 } | |
336 } | |
337 static | |
338 { | |
339 struct Context | |
340 { | |
341 void* bstack; | |
342 void* tstack; | |
343 Context* within; | |
344 Context* next; | |
345 Context* prev; | |
346 } | |
347 } | |
348 Context m_main; | |
349 Context* m_curr; | |
350 bool m_lock; | |
351 version (Win32) | |
352 { | |
353 uint[8] m_reg; | |
354 } | |
355 private | |
356 { | |
357 static | |
358 { | |
359 Object slock() | |
360 { | |
361 return Thread.classinfo; | |
362 } | |
363 } | |
364 static | |
365 { | |
366 Context* sm_cbeg; | |
367 } | |
368 static | |
369 { | |
370 size_t sm_clen; | |
371 } | |
372 static | |
373 { | |
374 Thread sm_tbeg; | |
375 } | |
376 static | |
377 { | |
378 size_t sm_tlen; | |
379 } | |
380 Thread prev; | |
381 Thread next; | |
382 static | |
383 { | |
384 void add(Context* c); | |
385 } | |
386 static | |
387 { | |
388 void remove(Context* c); | |
389 } | |
390 static | |
391 { | |
392 void add(Thread t); | |
393 } | |
394 static | |
395 { | |
396 void remove(Thread t); | |
397 } | |
398 } | |
399 } | |
400 } | |
401 } | |
402 } | |
403 } | |
404 extern (C) | |
405 { | |
406 void thread_init(); | |
407 } | |
408 extern (C) | |
409 { | |
410 void thread_attachThis(); | |
411 } | |
412 extern (C) | |
413 { | |
414 void thread_detachThis() | |
415 { | |
416 Thread.remove(Thread.getThis()); | |
417 } | |
418 } | |
419 extern (C) | |
420 { | |
421 void thread_joinAll(); | |
422 } | |
423 private | |
424 { | |
425 bool multiThreadedFlag = false; | |
426 } | |
427 extern (C) | |
428 { | |
429 bool thread_needLock() | |
430 { | |
431 return multiThreadedFlag; | |
432 } | |
433 } | |
434 private | |
435 { | |
436 uint suspendDepth = 0; | |
437 } | |
438 extern (C) | |
439 { | |
440 void thread_suspendAll(); | |
441 } | |
442 extern (C) | |
443 { | |
444 void thread_resumeAll(); | |
445 } | |
446 private | |
447 { | |
448 alias void delegate(void*, void*) scanAllThreadsFn; | |
449 } | |
450 extern (C) | |
451 { | |
452 void thread_scanAll(scanAllThreadsFn scan, void* curStackTop = null); | |
453 } | |
454 template ThreadLocal(T) | |
455 { | |
456 class ThreadLocal | |
457 { | |
458 this(T def = T.init) | |
459 { | |
460 m_def = def; | |
461 m_key = Thread.createLocal(); | |
462 } | |
463 T val() | |
464 { | |
465 Wrap* wrap = cast(Wrap*)Thread.getLocal(m_key); | |
466 return wrap ? wrap.val : m_def; | |
467 } | |
468 T val(T newval) | |
469 { | |
470 Wrap* wrap = cast(Wrap*)Thread.getLocal(m_key); | |
471 if (wrap is null) | |
472 { | |
473 wrap = new Wrap; | |
474 Thread.setLocal(m_key,wrap); | |
475 } | |
476 wrap.val = newval; | |
477 return newval; | |
478 } | |
479 private | |
480 { | |
481 struct Wrap | |
482 { | |
483 T val; | |
484 } | |
485 T m_def; | |
486 uint m_key; | |
487 } | |
488 } | |
489 } | |
490 class ThreadGroup | |
491 { | |
492 final | |
493 { | |
494 Thread create(void function() fn); | |
495 } | |
496 final | |
497 { | |
498 Thread create(void delegate() dg); | |
499 } | |
500 final | |
501 { | |
502 void add(Thread t); | |
503 } | |
504 final | |
505 { | |
506 void remove(Thread t); | |
507 } | |
508 final | |
509 { | |
510 int opApply(int delegate(ref Thread) dg); | |
511 } | |
512 final | |
513 { | |
514 void joinAll(bool rethrow = true); | |
515 } | |
516 private | |
517 { | |
518 Thread[Thread] m_all; | |
519 } | |
520 } | |
521 private | |
522 { | |
523 version (D_InlineAsm_X86) | |
524 { | |
525 version (X86_64) | |
526 { | |
527 } | |
528 else | |
529 { | |
530 version (Win32) | |
531 { | |
532 version = AsmX86_Win32; | |
533 } | |
534 else | |
535 { | |
536 version (Posix) | |
537 { | |
538 version = AsmX86_Posix; | |
539 } | |
540 } | |
541 } | |
542 } | |
543 else | |
544 { | |
545 version (PPC) | |
546 { | |
547 version (Posix) | |
548 { | |
549 version = AsmPPC_Posix; | |
550 } | |
551 } | |
552 } | |
553 version (LLVM_InlineAsm_X86) | |
554 { | |
555 version (Win32) | |
556 { | |
557 version = LLVM_AsmX86_Win32; | |
558 } | |
559 else | |
560 { | |
561 version (Posix) | |
562 { | |
563 version = LLVM_AsmX86_Posix; | |
564 } | |
565 } | |
566 } | |
567 else | |
568 { | |
569 version (LLVM_InlineAsm_X86_64) | |
570 { | |
571 version (Posix) | |
572 { | |
573 version = LLVM_AsmX86_64_Posix; | |
574 } | |
575 } | |
576 } | |
577 version (Posix) | |
578 { | |
579 import stdc.posix.unistd; | |
580 import stdc.posix.sys.mman; | |
581 import stdc.posix.stdlib; | |
582 version (AsmX86_Win32) | |
583 { | |
584 } | |
585 else | |
586 { | |
587 version (AsmX86_Posix) | |
588 { | |
589 } | |
590 else | |
591 { | |
592 version (AsmPPC_Posix) | |
593 { | |
594 } | |
595 else | |
596 { | |
597 version (LLVM_AsmX86_Win32) | |
598 { | |
599 } | |
600 else | |
601 { | |
602 version (LLVM_AsmX86_Posix) | |
603 { | |
604 } | |
605 else | |
606 { | |
607 import stdc.posix.ucontext; | |
608 } | |
609 } | |
610 } | |
611 } | |
612 } | |
613 } | |
614 const | |
615 { | |
616 size_t PAGESIZE; | |
617 } | |
618 } | |
619 static this(); | |
620 private | |
621 { | |
622 extern (C) | |
623 { | |
624 void fiber_entryPoint(); | |
625 } | |
626 version (AsmPPC_Posix) | |
627 { | |
628 extern (C) | |
629 { | |
630 void fiber_switchContext(void** oldp, void* newp); | |
631 } | |
632 } | |
633 else | |
634 { | |
635 extern (C) | |
636 { | |
637 void fiber_switchContext(void** oldp, void* newp); | |
638 } | |
639 } | |
640 } | |
641 class Fiber | |
642 { | |
643 this(void function() fn, size_t sz = PAGESIZE) | |
644 in | |
645 { | |
646 assert(fn); | |
647 } | |
648 body | |
649 { | |
650 m_fn = fn; | |
651 m_call = Call.FN; | |
652 m_state = State.HOLD; | |
653 allocStack(sz); | |
654 initStack(); | |
655 } | |
656 this(void delegate() dg, size_t sz = PAGESIZE) | |
657 in | |
658 { | |
659 assert(dg); | |
660 } | |
661 body | |
662 { | |
663 m_dg = dg; | |
664 m_call = Call.DG; | |
665 m_state = State.HOLD; | |
666 allocStack(sz); | |
667 initStack(); | |
668 } | |
669 final | |
670 { | |
671 Object call(bool rethrow = true); | |
672 } | |
673 final | |
674 { | |
675 void reset() | |
676 in | |
677 { | |
678 assert(m_state == State.TERM); | |
679 assert(m_ctxt.tstack == m_ctxt.bstack); | |
680 } | |
681 body | |
682 { | |
683 m_state = State.HOLD; | |
684 initStack(); | |
685 m_unhandled = null; | |
686 } | |
687 } | |
688 enum State | |
689 { | |
690 HOLD, | |
691 EXEC, | |
692 TERM, | |
693 } | |
694 final | |
695 { | |
696 State state() | |
697 { | |
698 return m_state; | |
699 } | |
700 } | |
701 static | |
702 { | |
703 void yield(); | |
704 } | |
705 static | |
706 { | |
707 void yieldAndThrow(Object obj); | |
708 } | |
709 static | |
710 { | |
711 Fiber getThis(); | |
712 } | |
713 static this(); | |
714 private | |
715 { | |
716 this() | |
717 { | |
718 m_call = Call.NO; | |
719 } | |
720 final | |
721 { | |
722 void run(); | |
723 } | |
724 private | |
725 { | |
726 enum Call | |
727 { | |
728 NO, | |
729 FN, | |
730 DG, | |
731 } | |
732 Call m_call; | |
733 union | |
734 { | |
735 void function() m_fn; | |
736 void delegate() m_dg; | |
737 } | |
738 bool m_isRunning; | |
739 Object m_unhandled; | |
740 State m_state; | |
741 private | |
742 { | |
743 final | |
744 { | |
745 void allocStack(size_t sz); | |
746 } | |
747 final | |
748 { | |
749 void freeStack(); | |
750 } | |
751 final | |
752 { | |
753 void initStack(); | |
754 } | |
755 Thread.Context* m_ctxt; | |
756 size_t m_size; | |
757 void* m_pmem; | |
758 static if(is(ucontext_t)) | |
759 { | |
760 static | |
761 { | |
762 ucontext_t sm_utxt = void; | |
763 } | |
764 ucontext_t m_utxt = void; | |
765 ucontext_t* m_ucur = null; | |
766 } | |
767 private | |
768 { | |
769 static | |
770 { | |
771 void setThis(Fiber f); | |
772 } | |
773 static | |
774 { | |
775 Thread.TLSKey sm_this; | |
776 } | |
777 private | |
778 { | |
779 final | |
780 { | |
781 void switchIn(); | |
782 } | |
783 final | |
784 { | |
785 void switchOut(); | |
786 } | |
787 } | |
788 } | |
789 } | |
790 } | |
791 } | |
792 } |