[ViewVC] Diff of: cvs/Coro/Coro/State.xs

Comparing Coro/Coro/State.xs (file contents):
Revision 1.190 by root, Fri Oct 5 20:39:39 2007 UTC vs.
Revision 1.206 by root, Tue Oct 9 15:45:26 2007 UTC

…		…
1	#include "libcoro/coro.c"	1	#include "libcoro/coro.c"
2		2
3	#define PERL_NO_GET_CONTEXT	3	#define PERL_NO_GET_CONTEXT
		4	#define PERL_EXT
4		5
5	#include "EXTERN.h"	6	#include "EXTERN.h"
6	#include "perl.h"	7	#include "perl.h"
7	#include "XSUB.h"	8	#include "XSUB.h"
8		9
79		80
80	/* 5.8.8 */	81	/* 5.8.8 */
81	#ifndef GV_NOTQUAL	82	#ifndef GV_NOTQUAL
82	# define GV_NOTQUAL 0	83	# define GV_NOTQUAL 0
83	#endif	84	#endif
		85	#ifndef newSV
		86	# define newSV(l) NEWSV(0,l)
		87	#endif
84		88
85	#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64	89	#if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64
86	# undef CORO_STACKGUARD	90	# undef CORO_STACKGUARD
87	#endif	91	#endif
88		92
…		…
103	#define IN_DESTRUCT (PL_main_cv == Nullcv)	107	#define IN_DESTRUCT (PL_main_cv == Nullcv)
104		108
105	#if __GNUC__ >= 3	109	#if __GNUC__ >= 3
106	# define attribute(x) __attribute__(x)	110	# define attribute(x) __attribute__(x)
107	# define BARRIER __asm__ __volatile__ ("" : : : "memory")	111	# define BARRIER __asm__ __volatile__ ("" : : : "memory")
		112	# define expect(expr,value) __builtin_expect ((expr),(value))
108	#else	113	#else
109	# define attribute(x)	114	# define attribute(x)
110	# define BARRIER	115	# define BARRIER
		116	# define expect(expr,value) (expr)
111	#endif	117	#endif
		118
		119	#define expect_false(expr) expect ((expr) != 0, 0)
		120	#define expect_true(expr) expect ((expr) != 0, 1)
112		121
113	#define NOINLINE attribute ((noinline))	122	#define NOINLINE attribute ((noinline))
114		123
115	#include "CoroAPI.h"	124	#include "CoroAPI.h"
116		125
…		…
121	#else	130	#else
122	# define LOCK (void)0	131	# define LOCK (void)0
123	# define UNLOCK (void)0	132	# define UNLOCK (void)0
124	#endif	133	#endif
125		134
		135	#define strpair(const) const, sizeof (const) - 1
		136
126	/* helper storage struct for Coro::AIO */	137	/* helper storage struct for Coro::AIO */
127	struct io_state	138	struct io_state
128	{	139	{
129	int errorno;	140	int errorno;
130	I32 laststype;	141	I32 laststype;
…		…
139	static HV coro_state_stash, coro_stash;	150	static HV coro_state_stash, coro_stash;
140	static SV coro_mortal; / will be freed after next transfer */	151	static SV coro_mortal; / will be freed after next transfer */
141		152
142	static GV irsgv; / $/ */	153	static GV irsgv; / $/ */
143	static GV stdoutgv; / STDOUT /	154	static GV stdoutgv; / STDOUT /
		155
		156	static HV hv_sig; / %SIG */
		157	static SV *sv_diehook;
		158	static SV *sv_warnhook;
144		159
145	/* async_pool helper stuff */	160	/* async_pool helper stuff */
146	static SV *sv_pool_rss;	161	static SV *sv_pool_rss;
147	static SV *sv_pool_size;	162	static SV *sv_pool_size;
148	static AV *av_async_pool;	163	static AV *av_async_pool;
…		…
184	CF_READY = 0x0002, /* coroutine is ready */	199	CF_READY = 0x0002, /* coroutine is ready */
185	CF_NEW = 0x0004, /* has never been switched to */	200	CF_NEW = 0x0004, /* has never been switched to */
186	CF_DESTROYED = 0x0008, /* coroutine data has been freed */	201	CF_DESTROYED = 0x0008, /* coroutine data has been freed */
187	};	202	};
188		203
		204	/* the structure where most of the perl state is stored, overlaid on the cxstack */
		205	typedef struct {
		206	SV *defsv;
		207	AV *defav;
		208	SV *errsv;
		209	SV *irsgv;
		210	#define VAR(name,type) type name;
		211	# include "state.h"
		212	#undef VAR
		213	} perl_slots;
		214
		215	#define SLOT_COUNT ((sizeof (perl_slots) + sizeof (PERL_CONTEXT) - 1) / sizeof (PERL_CONTEXT))
		216
189	/* this is a structure representing a perl-level coroutine */	217	/* this is a structure representing a perl-level coroutine */
190	struct coro {	218	struct coro {
191	/* the c coroutine allocated to this perl coroutine, if any */	219	/* the c coroutine allocated to this perl coroutine, if any */
192	coro_cctx *cctx;	220	coro_cctx *cctx;
193		221
		222	/* process data */
		223	AV *mainstack;
		224	perl_slots slot; / basically the saved sp */
		225
194	/* data associated with this coroutine (initial args) */	226	AV args; / data associated with this coroutine (initial args) */
195	AV *args;	227	int refcnt; /* coroutines are refcounted, yes */
196	int refcnt;
197	int flags; /* CF_ flags */	228	int flags; /* CF_ flags */
198		229	HV hv; / the perl hash associated with this coro, if any */
199	/* optionally saved, might be zero */
200	AV defav; / @_ */
201	SV defsv; / $_ */
202	SV errsv; / $@ */
203	SV deffh; / default filehandle */
204	SV irssv; / $/ */
205	SV irssv_sv; / real $/ cache */
206
207	#define VAR(name,type) type name;
208	# include "state.h"
209	#undef VAR
210		230
211	/* statistics */	231	/* statistics */
212	int usecount; /* number of transfers to this coro */	232	int usecount; /* number of transfers to this coro */
213		233
214	/* coro process data */	234	/* coro process data */
215	int prio;	235	int prio;
216	//SV *throw;	236	SV throw; / exception to be thrown */
217		237
218	/* async_pool */	238	/* async_pool */
219	SV *saved_deffh;	239	SV *saved_deffh;
220		240
221	/* linked list */	241	/* linked list */
222	struct coro next, prev;	242	struct coro next, prev;
223	HV hv; / the perl hash associated with this coro, if any */
224	};	243	};
225		244
226	typedef struct coro *Coro__State;	245	typedef struct coro *Coro__State;
227	typedef struct coro *Coro__State_or_hashref;	246	typedef struct coro *Coro__State_or_hashref;
228		247
…		…
240	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];	259	static AV *coro_ready [PRIO_MAX-PRIO_MIN+1];
241	static int coro_nready;	260	static int coro_nready;
242	static struct coro *coro_first;	261	static struct coro *coro_first;
243		262
244	/ lowlevel stuff ********************************************************/	263	/ lowlevel stuff ********************************************************/
		264
		265	static SV *
		266	coro_get_sv (const char *name, int create)
		267	{
		268	#if PERL_VERSION_ATLEAST (5,9,0)
		269	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
		270	get_sv (name, create);
		271	#endif
		272	return get_sv (name, create);
		273	}
		274
		275	static AV *
		276	coro_get_av (const char *name, int create)
		277	{
		278	#if PERL_VERSION_ATLEAST (5,9,0)
		279	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
		280	get_av (name, create);
		281	#endif
		282	return get_av (name, create);
		283	}
		284
		285	static HV *
		286	coro_get_hv (const char *name, int create)
		287	{
		288	#if PERL_VERSION_ATLEAST (5,9,0)
		289	/* silence stupid and wrong 5.10 warning that I am unable to switch off */
		290	get_hv (name, create);
		291	#endif
		292	return get_hv (name, create);
		293	}
245		294
246	static AV *	295	static AV *
247	coro_clone_padlist (pTHX_ CV *cv)	296	coro_clone_padlist (pTHX_ CV *cv)
248	{	297	{
249	AV *padlist = CvPADLIST (cv);	298	AV *padlist = CvPADLIST (cv);
…		…
322	MAGIC *mg;	371	MAGIC *mg;
323		372
324	if (SvROK (coro))	373	if (SvROK (coro))
325	coro = SvRV (coro);	374	coro = SvRV (coro);
326		375
327	if (SvTYPE (coro) != SVt_PVHV)	376	if (expect_false (SvTYPE (coro) != SVt_PVHV))
328	croak ("Coro::State object required");	377	croak ("Coro::State object required");
329		378
330	stash = SvSTASH (coro);	379	stash = SvSTASH (coro);
331	if (stash != coro_stash && stash != coro_state_stash)	380	if (expect_false (stash != coro_stash && stash != coro_state_stash))
332	{	381	{
333	/* very slow, but rare, check */	382	/* very slow, but rare, check */
334	if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))	383	if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
335	croak ("Coro::State object required");	384	croak ("Coro::State object required");
336	}	385	}
…		…
346	get_padlist (pTHX_ CV *cv)	395	get_padlist (pTHX_ CV *cv)
347	{	396	{
348	MAGIC *mg = CORO_MAGIC (cv);	397	MAGIC *mg = CORO_MAGIC (cv);
349	AV *av;	398	AV *av;
350		399
351	if (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)	400	if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0))
352	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];	401	CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--];
353	else	402	else
354	{	403	{
355	#if CORO_PREFER_PERL_FUNCTIONS	404	#if CORO_PREFER_PERL_FUNCTIONS
356	/* this is probably cleaner, but also slower? */	405	/* this is probably cleaner, but also slower? */
…		…
368	put_padlist (pTHX_ CV *cv)	417	put_padlist (pTHX_ CV *cv)
369	{	418	{
370	MAGIC *mg = CORO_MAGIC (cv);	419	MAGIC *mg = CORO_MAGIC (cv);
371	AV *av;	420	AV *av;
372		421
373	if (!mg)	422	if (expect_false (!mg))
374	{	423	{
375	sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0);	424	sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0);
376	mg = mg_find ((SV *)cv, PERL_MAGIC_coro);	425	mg = mg_find ((SV *)cv, PERL_MAGIC_coro);
377	mg->mg_virtual = &vtbl_coro;	426	mg->mg_virtual = &vtbl_coro;
378	mg->mg_obj = (SV *)newAV ();	427	mg->mg_obj = (SV *)newAV ();
379	}	428	}
380		429
381	av = (AV *)mg->mg_obj;	430	av = (AV *)mg->mg_obj;
382		431
383	if (AvFILLp (av) >= AvMAX (av))	432	if (expect_false (AvFILLp (av) >= AvMAX (av)))
384	av_extend (av, AvMAX (av) + 1);	433	av_extend (av, AvMAX (av) + 1);
385		434
386	AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv);	435	AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv);
387	}	436	}
388		437
389	/ load & save, init *****************************************************/	438	/ load & save, init *****************************************************/
390		439
391	static void	440	static void
392	load_perl (pTHX_ Coro__State c)	441	load_perl (pTHX_ Coro__State c)
393	{	442	{
		443	perl_slots *slot = c->slot;
		444	c->slot = 0;
		445
		446	PL_mainstack = c->mainstack;
		447
		448	GvSV (PL_defgv) = slot->defsv;
		449	GvAV (PL_defgv) = slot->defav;
		450	GvSV (PL_errgv) = slot->errsv;
		451	GvSV (irsgv) = slot->irsgv;
		452
394	#define VAR(name,type) PL_ ## name = c->name;	453	#define VAR(name,type) PL_ ## name = slot->name;
395	# include "state.h"	454	# include "state.h"
396	#undef VAR	455	#undef VAR
397		456
398	GvSV (PL_defgv) = c->defsv;	457	/hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);/
399	GvAV (PL_defgv) = c->defav;	458	/hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);/
400	GvSV (PL_errgv) = c->errsv;
401	GvSV (irsgv) = c->irssv_sv;
402		459
403	{	460	{
404	dSP;	461	dSP;
		462
405	CV *cv;	463	CV *cv;
406		464
407	/* now do the ugly restore mess */	465	/* now do the ugly restore mess */
408	while ((cv = (CV *)POPs))	466	while (expect_true (cv = (CV *)POPs))
409	{	467	{
410	put_padlist (aTHX_ cv); /* mark this padlist as available */	468	put_padlist (aTHX_ cv); /* mark this padlist as available */
411	CvDEPTH (cv) = PTR2IV (POPs);	469	CvDEPTH (cv) = PTR2IV (POPs);
412	CvPADLIST (cv) = (AV *)POPs;	470	CvPADLIST (cv) = (AV *)POPs;
413	}	471	}
…		…
432		490
433	XPUSHs (Nullsv);	491	XPUSHs (Nullsv);
434	/* this loop was inspired by pp_caller */	492	/* this loop was inspired by pp_caller */
435	for (;;)	493	for (;;)
436	{	494	{
437	while (cxix >= 0)	495	while (expect_true (cxix >= 0))
438	{	496	{
439	PERL_CONTEXT *cx = &ccstk[cxix--];	497	PERL_CONTEXT *cx = &ccstk[cxix--];
440		498
441	if (CxTYPE (cx) == CXt_SUB \|\| CxTYPE (cx) == CXt_FORMAT)	499	if (expect_true (CxTYPE (cx) == CXt_SUB \|\| CxTYPE (cx) == CXt_FORMAT))
442	{	500	{
443	CV *cv = cx->blk_sub.cv;	501	CV *cv = cx->blk_sub.cv;
444		502
445	if (CvDEPTH (cv))	503	if (expect_true (CvDEPTH (cv)))
446	{	504	{
447	EXTEND (SP, 3);	505	EXTEND (SP, 3);
448	PUSHs ((SV *)CvPADLIST (cv));	506	PUSHs ((SV *)CvPADLIST (cv));
449	PUSHs (INT2PTR (SV *, CvDEPTH (cv)));	507	PUSHs (INT2PTR (SV *, CvDEPTH (cv)));
450	PUSHs ((SV *)cv);	508	PUSHs ((SV *)cv);
…		…
453	get_padlist (aTHX_ cv);	511	get_padlist (aTHX_ cv);
454	}	512	}
455	}	513	}
456	}	514	}
457		515
458	if (top_si->si_type == PERLSI_MAIN)	516	if (expect_true (top_si->si_type == PERLSI_MAIN))
459	break;	517	break;
460		518
461	top_si = top_si->si_prev;	519	top_si = top_si->si_prev;
462	ccstk = top_si->si_cxstack;	520	ccstk = top_si->si_cxstack;
463	cxix = top_si->si_cxix;	521	cxix = top_si->si_cxix;
464	}	522	}
465		523
466	PUTBACK;	524	PUTBACK;
467	}	525	}
468		526
		527	/* allocate some space on the context stack for our purposes */
		528	/* we manually unroll here, as usually 2 slots is enough */
		529	if (SLOT_COUNT >= 1) CXINC;
		530	if (SLOT_COUNT >= 2) CXINC;
		531	if (SLOT_COUNT >= 3) CXINC;
		532	{
		533	int i;
		534	for (i = 3; i < SLOT_COUNT; ++i)
		535	CXINC;
		536	}
		537	cxstack_ix -= SLOT_COUNT; /* undo allocation */
		538
		539	c->mainstack = PL_mainstack;
		540
		541	{
		542	perl_slots slot = c->slot = (perl_slots )(cxstack + cxstack_ix + 1);
		543
469	c->defav = GvAV (PL_defgv);	544	slot->defav = GvAV (PL_defgv);
470	c->defsv = DEFSV;	545	slot->defsv = DEFSV;
471	c->errsv = ERRSV;	546	slot->errsv = ERRSV;
472	c->irssv_sv = GvSV (irsgv);	547	slot->irsgv = GvSV (irsgv);
473		548
474	#define VAR(name,type)c->name = PL_ ## name;	549	#define VAR(name,type) slot->name = PL_ ## name;
475	# include "state.h"	550	# include "state.h"
476	#undef VAR	551	#undef VAR
		552	}
477	}	553	}
478		554
479	/*	555	/*
480	* allocate various perl stacks. This is an exact copy	556	* allocate various perl stacks. This is an exact copy
481	* of perl.c:init_stacks, except that it uses less memory	557	* of perl.c:init_stacks, except that it uses less memory
…		…
486	# define coro_init_stacks init_stacks	562	# define coro_init_stacks init_stacks
487	#else	563	#else
488	static void	564	static void
489	coro_init_stacks (pTHX)	565	coro_init_stacks (pTHX)
490	{	566	{
491	PL_curstackinfo = new_stackinfo(64, 6);	567	PL_curstackinfo = new_stackinfo(32, 8);
492	PL_curstackinfo->si_type = PERLSI_MAIN;	568	PL_curstackinfo->si_type = PERLSI_MAIN;
493	PL_curstack = PL_curstackinfo->si_stack;	569	PL_curstack = PL_curstackinfo->si_stack;
494	PL_mainstack = PL_curstack; /* remember in case we switch stacks */	570	PL_mainstack = PL_curstack; /* remember in case we switch stacks */
495		571
496	PL_stack_base = AvARRAY(PL_curstack);	572	PL_stack_base = AvARRAY(PL_curstack);
497	PL_stack_sp = PL_stack_base;	573	PL_stack_sp = PL_stack_base;
498	PL_stack_max = PL_stack_base + AvMAX(PL_curstack);	574	PL_stack_max = PL_stack_base + AvMAX(PL_curstack);
499		575
500	New(50,PL_tmps_stack,64,SV*);	576	New(50,PL_tmps_stack,32,SV*);
501	PL_tmps_floor = -1;	577	PL_tmps_floor = -1;
502	PL_tmps_ix = -1;	578	PL_tmps_ix = -1;
503	PL_tmps_max = 64;	579	PL_tmps_max = 32;
504		580
505	New(54,PL_markstack,16,I32);	581	New(54,PL_markstack,16,I32);
506	PL_markstack_ptr = PL_markstack;	582	PL_markstack_ptr = PL_markstack;
507	PL_markstack_max = PL_markstack + 16;	583	PL_markstack_max = PL_markstack + 16;
508		584
509	#ifdef SET_MARK_OFFSET	585	#ifdef SET_MARK_OFFSET
510	SET_MARK_OFFSET;	586	SET_MARK_OFFSET;
511	#endif	587	#endif
512		588
513	New(54,PL_scopestack,16,I32);	589	New(54,PL_scopestack,8,I32);
514	PL_scopestack_ix = 0;	590	PL_scopestack_ix = 0;
515	PL_scopestack_max = 16;	591	PL_scopestack_max = 8;
516		592
517	New(54,PL_savestack,64,ANY);	593	New(54,PL_savestack,24,ANY);
518	PL_savestack_ix = 0;	594	PL_savestack_ix = 0;
519	PL_savestack_max = 64;	595	PL_savestack_max = 24;
520		596
521	#if !PERL_VERSION_ATLEAST (5,9,0)	597	#if !PERL_VERSION_ATLEAST (5,9,0)
522	New(54,PL_retstack,4,OP*);	598	New(54,PL_retstack,4,OP*);
523	PL_retstack_ix = 0;	599	PL_retstack_ix = 0;
524	PL_retstack_max = 4;	600	PL_retstack_max = 4;
…		…
561	{	637	{
562	size_t rss = sizeof (*coro);	638	size_t rss = sizeof (*coro);
563		639
564	if (coro->mainstack)	640	if (coro->mainstack)
565	{	641	{
		642	perl_slots tmp_slot;
		643	perl_slots *slot;
		644
566	if (coro->flags & CF_RUNNING)	645	if (coro->flags & CF_RUNNING)
567	{	646	{
		647	slot = &tmp_slot;
		648
568	#define VAR(name,type)coro->name = PL_ ## name;	649	#define VAR(name,type) slot->name = PL_ ## name;
569	# include "state.h"	650	# include "state.h"
570	#undef VAR	651	#undef VAR
571	}	652	}
		653	else
		654	slot = coro->slot;
572		655
573	rss += sizeof (coro->curstackinfo);	656	rss += sizeof (slot->curstackinfo);
574	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *);
575	rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	657	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
576	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *);	658	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);
577	rss += coro->tmps_max * sizeof (SV *);	659	rss += slot->tmps_max * sizeof (SV *);
578	rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32);	660	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
579	rss += coro->scopestack_max * sizeof (I32);	661	rss += slot->scopestack_max * sizeof (I32);
580	rss += coro->savestack_max * sizeof (ANY);	662	rss += slot->savestack_max * sizeof (ANY);
581		663
582	#if !PERL_VERSION_ATLEAST (5,9,0)	664	#if !PERL_VERSION_ATLEAST (5,9,0)
583	rss += coro->retstack_max * sizeof (OP *);	665	rss += slot->retstack_max * sizeof (OP *);
584	#endif	666	#endif
585	}	667	}
586		668
587	return rss;	669	return rss;
588	}	670	}
…		…
600	PL_runops = RUNOPS_DEFAULT;	682	PL_runops = RUNOPS_DEFAULT;
601	PL_curcop = &PL_compiling;	683	PL_curcop = &PL_compiling;
602	PL_in_eval = EVAL_NULL;	684	PL_in_eval = EVAL_NULL;
603	PL_comppad = 0;	685	PL_comppad = 0;
604	PL_curpm = 0;	686	PL_curpm = 0;
		687	PL_curpad = 0;
605	PL_localizing = 0;	688	PL_localizing = 0;
606	PL_dirty = 0;	689	PL_dirty = 0;
607	PL_restartop = 0;	690	PL_restartop = 0;
		691	PL_diehook = 0; hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);
		692	PL_warnhook = 0; hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);
608		693
609	GvSV (PL_defgv) = NEWSV (0, 0);	694	GvSV (PL_defgv) = newSV (0);
610	GvAV (PL_defgv) = coro->args; coro->args = 0;	695	GvAV (PL_defgv) = coro->args; coro->args = 0;
611	GvSV (PL_errgv) = NEWSV (0, 0);	696	GvSV (PL_errgv) = newSV (0);
612	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);	697	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
613	PL_rs = newSVsv (GvSV (irsgv));	698	PL_rs = newSVsv (GvSV (irsgv));
614	PL_defoutgv = SvREFCNT_inc (stdoutgv);	699	PL_defoutgv = (GV *)SvREFCNT_inc (stdoutgv);
615		700
616	{	701	{
617	dSP;	702	dSP;
618	LOGOP myop;	703	LOGOP myop;
619		704
620	Zero (&myop, 1, LOGOP);	705	Zero (&myop, 1, LOGOP);
621	myop.op_next = Nullop;	706	myop.op_next = Nullop;
622	myop.op_flags = OPf_WANT_VOID;	707	myop.op_flags = OPf_WANT_VOID;
623		708
624	PUSHMARK (SP);	709	PUSHMARK (SP);
625	XPUSHs (av_shift (GvAV (PL_defgv)));	710	XPUSHs (sv_2mortal (av_shift (GvAV (PL_defgv))));
626	PUTBACK;	711	PUTBACK;
627	PL_op = (OP *)&myop;	712	PL_op = (OP *)&myop;
628	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);	713	PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);
629	SPAGAIN;	714	SPAGAIN;
630	}	715	}
631		716
632	ENTER; /* necessary e.g. for dounwind */	717	ENTER; /* necessary e.g. for dounwind and to balance the xsub-entersub */
633	}	718	}
634		719
635	static void	720	static void
636	coro_destroy (pTHX_ struct coro *coro)	721	coro_destroy (pTHX_ struct coro *coro)
637	{	722	{
…		…
657	SvREFCNT_dec (GvSV (PL_errgv));	742	SvREFCNT_dec (GvSV (PL_errgv));
658	SvREFCNT_dec (PL_defoutgv);	743	SvREFCNT_dec (PL_defoutgv);
659	SvREFCNT_dec (PL_rs);	744	SvREFCNT_dec (PL_rs);
660	SvREFCNT_dec (GvSV (irsgv));	745	SvREFCNT_dec (GvSV (irsgv));
661		746
		747	SvREFCNT_dec (PL_diehook);
		748	SvREFCNT_dec (PL_warnhook);
		749
662	SvREFCNT_dec (coro->saved_deffh);	750	SvREFCNT_dec (coro->saved_deffh);
663	//SvREFCNT_dec (coro->throw);	751	SvREFCNT_dec (coro->throw);
664		752
665	coro_destroy_stacks (aTHX);	753	coro_destroy_stacks (aTHX);
666	}	754	}
667		755
668	static void	756	static void
669	free_coro_mortal (pTHX)	757	free_coro_mortal (pTHX)
670	{	758	{
671	if (coro_mortal)	759	if (expect_true (coro_mortal))
672	{	760	{
673	SvREFCNT_dec (coro_mortal);	761	SvREFCNT_dec (coro_mortal);
674	coro_mortal = 0;	762	coro_mortal = 0;
675	}	763	}
676	}	764	}
…		…
705	bot = PL_stack_base + cx->blk_oldsp + 1;	793	bot = PL_stack_base + cx->blk_oldsp + 1;
706	top = cx->blk_gimme == G_ARRAY ? SP + 1	794	top = cx->blk_gimme == G_ARRAY ? SP + 1
707	: cx->blk_gimme == G_SCALAR ? bot + 1	795	: cx->blk_gimme == G_SCALAR ? bot + 1
708	: bot;	796	: bot;
709		797
		798	av_extend (av, top - bot);
710	while (bot < top)	799	while (bot < top)
711	av_push (av, SvREFCNT_inc (*bot++));	800	av_push (av, SvREFCNT_inc (*bot++));
712		801
713	PL_runops = RUNOPS_DEFAULT;	802	PL_runops = RUNOPS_DEFAULT;
714	ENTER;	803	ENTER;
…		…
717	PUSHMARK (SP);	806	PUSHMARK (SP);
718	PUSHs (&PL_sv_no);	807	PUSHs (&PL_sv_no);
719	PUSHs (fullname);	808	PUSHs (fullname);
720	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));	809	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
721	PUTBACK;	810	PUTBACK;
722	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	811	cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0);
723	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	812	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
724	SPAGAIN;	813	SPAGAIN;
725	FREETMPS;	814	FREETMPS;
726	LEAVE;	815	LEAVE;
727	PL_runops = runops_trace;	816	PL_runops = runops_trace;
…		…
756	PUSHMARK (SP);	845	PUSHMARK (SP);
757	PUSHs (&PL_sv_yes);	846	PUSHs (&PL_sv_yes);
758	PUSHs (fullname);	847	PUSHs (fullname);
759	PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);	848	PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
760	PUTBACK;	849	PUTBACK;
761	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	850	cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0);
762	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	851	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
763	SPAGAIN;	852	SPAGAIN;
764	FREETMPS;	853	FREETMPS;
765	LEAVE;	854	LEAVE;
766	PL_runops = runops_trace;	855	PL_runops = runops_trace;
…		…
780	PL_runops = RUNOPS_DEFAULT;	869	PL_runops = RUNOPS_DEFAULT;
781	PUSHMARK (SP);	870	PUSHMARK (SP);
782	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));	871	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
783	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));	872	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
784	PUTBACK;	873	PUTBACK;
785	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);	874	cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_line_cb"), 0);
786	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	875	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
787	SPAGAIN;	876	SPAGAIN;
788	FREETMPS;	877	FREETMPS;
789	LEAVE;	878	LEAVE;
790	PL_runops = runops_trace;	879	PL_runops = runops_trace;
…		…
800		889
801	/* inject a fake call to Coro::State::_cctx_init into the execution */	890	/* inject a fake call to Coro::State::_cctx_init into the execution */
802	/* _cctx_init should be careful, as it could be called at almost any time */	891	/* _cctx_init should be careful, as it could be called at almost any time */
803	/* during execution of a perl program */	892	/* during execution of a perl program */
804	static void NOINLINE	893	static void NOINLINE
805	prepare_cctx (pTHX_ coro_cctx *cctx)	894	cctx_prepare (pTHX_ coro_cctx *cctx)
806	{	895	{
807	dSP;	896	dSP;
808	LOGOP myop;	897	LOGOP myop;
809		898
810	PL_top_env = &PL_start_env;	899	PL_top_env = &PL_start_env;
…		…
828		917
829	/*	918	/*
830	* this is a _very_ stripped down perl interpreter ;)	919	* this is a _very_ stripped down perl interpreter ;)
831	*/	920	*/
832	static void	921	static void
833	coro_run (void *arg)	922	cctx_run (void *arg)
834	{	923	{
835	dTHX;	924	dTHX;
836		925
837	/* coro_run is the alternative tail of transfer(), so unlock here. */	926	/* cctx_run is the alternative tail of transfer(), so unlock here. */
838	UNLOCK;	927	UNLOCK;
839		928
840	/* we now skip the entersub that lead to transfer() */	929	/* we now skip the entersub that lead to transfer() */
841	PL_op = PL_op->op_next;	930	PL_op = PL_op->op_next;
842		931
843	/* inject a fake subroutine call to cctx_init */	932	/* inject a fake subroutine call to cctx_init */
844	prepare_cctx (aTHX_ (coro_cctx *)arg);	933	cctx_prepare (aTHX_ (coro_cctx *)arg);
845		934
846	/* somebody or something will hit me for both perl_run and PL_restartop */	935	/* somebody or something will hit me for both perl_run and PL_restartop */
847	PL_restartop = PL_op;	936	PL_restartop = PL_op;
848	perl_run (PL_curinterp);	937	perl_run (PL_curinterp);
849		938
…		…
868	++cctx_count;	957	++cctx_count;
869		958
870	Newz (0, cctx, 1, coro_cctx);	959	Newz (0, cctx, 1, coro_cctx);
871		960
872	#if HAVE_MMAP	961	#if HAVE_MMAP
873
874	cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE;	962	cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE;
875	/* mmap supposedly does allocate-on-write for us */	963	/* mmap supposedly does allocate-on-write for us */
876	cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC\|PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, 0, 0);	964	cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC\|PROT_READ\|PROT_WRITE, MAP_PRIVATE\|MAP_ANONYMOUS, 0, 0);
877		965
878	if (cctx->sptr != (void *)-1)	966	if (cctx->sptr != (void *)-1)
…		…
899	stack_start = cctx->sptr;	987	stack_start = cctx->sptr;
900	stack_size = cctx->ssize;	988	stack_size = cctx->ssize;
901	}	989	}
902		990
903	REGISTER_STACK (cctx, (char )stack_start, (char )stack_start + stack_size);	991	REGISTER_STACK (cctx, (char )stack_start, (char )stack_start + stack_size);
904	coro_create (&cctx->cctx, coro_run, (void *)cctx, stack_start, stack_size);	992	coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size);
905		993
906	return cctx;	994	return cctx;
907	}	995	}
908		996
909	static void	997	static void
…		…
926	Safefree (cctx->sptr);	1014	Safefree (cctx->sptr);
927		1015
928	Safefree (cctx);	1016	Safefree (cctx);
929	}	1017	}
930		1018
		1019	/* wether this cctx should be destructed */
		1020	#define CCTX_EXPIRED(cctx) ((cctx)->ssize < coro_stacksize \|\| ((cctx)->flags & CC_NOREUSE))
		1021
931	static coro_cctx *	1022	static coro_cctx *
932	cctx_get (pTHX)	1023	cctx_get (pTHX)
933	{	1024	{
934	while (cctx_first)	1025	while (expect_true (cctx_first))
935	{	1026	{
936	coro_cctx *cctx = cctx_first;	1027	coro_cctx *cctx = cctx_first;
937	cctx_first = cctx->next;	1028	cctx_first = cctx->next;
938	--cctx_idle;	1029	--cctx_idle;
939		1030
940	if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE))	1031	if (expect_true (!CCTX_EXPIRED (cctx)))
941	return cctx;	1032	return cctx;
942		1033
943	cctx_destroy (cctx);	1034	cctx_destroy (cctx);
944	}	1035	}
945		1036
…		…
948		1039
949	static void	1040	static void
950	cctx_put (coro_cctx *cctx)	1041	cctx_put (coro_cctx *cctx)
951	{	1042	{
952	/* free another cctx if overlimit */	1043	/* free another cctx if overlimit */
953	if (cctx_idle >= MAX_IDLE_CCTX)	1044	if (expect_false (cctx_idle >= MAX_IDLE_CCTX))
954	{	1045	{
955	coro_cctx *first = cctx_first;	1046	coro_cctx *first = cctx_first;
956	cctx_first = first->next;	1047	cctx_first = first->next;
957	--cctx_idle;	1048	--cctx_idle;
958		1049
…		…
964	cctx_first = cctx;	1055	cctx_first = cctx;
965	}	1056	}
966		1057
967	/ coroutine switching ***************************************************/	1058	/ coroutine switching ***************************************************/
968		1059
969	static void NOINLINE	1060	static void
970	transfer_check (pTHX_ struct coro prev, struct coro next)	1061	transfer_check (pTHX_ struct coro prev, struct coro next)
971	{	1062	{
972	if (prev != next)	1063	if (expect_true (prev != next))
973	{	1064	{
974	if (!(prev->flags & (CF_RUNNING \| CF_NEW)))	1065	if (expect_false (!(prev->flags & (CF_RUNNING \| CF_NEW))))
975	croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states");	1066	croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states");
976		1067
977	if (next->flags & CF_RUNNING)	1068	if (expect_false (next->flags & CF_RUNNING))
978	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");	1069	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
979		1070
980	if (next->flags & CF_DESTROYED)	1071	if (expect_false (next->flags & CF_DESTROYED))
981	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");	1072	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
982		1073
		1074	if (
		1075	#if PERL_VERSION_ATLEAST (5,9,0)
		1076	expect_false (PL_parser)
		1077	#else
983	if (PL_lex_state != LEX_NOTPARSING)	1078	expect_false (PL_lex_state != LEX_NOTPARSING)
		1079	#endif
		1080	)
984	croak ("Coro::State::transfer called while parsing, but this is not supported");	1081	croak ("Coro::State::transfer called while parsing, but this is not supported");
985	}	1082	}
986	}	1083	}
987		1084
988	/* always use the TRANSFER macro */	1085	/* always use the TRANSFER macro */
…		…
990	transfer (pTHX_ struct coro prev, struct coro next)	1087	transfer (pTHX_ struct coro prev, struct coro next)
991	{	1088	{
992	dSTACKLEVEL;	1089	dSTACKLEVEL;
993		1090
994	/* sometimes transfer is only called to set idle_sp */	1091	/* sometimes transfer is only called to set idle_sp */
995	if (!next)	1092	if (expect_false (!next))
996	{	1093	{
997	((coro_cctx *)prev)->idle_sp = STACKLEVEL;	1094	((coro_cctx *)prev)->idle_sp = STACKLEVEL;
998	assert (((coro_cctx )prev)->idle_te = PL_top_env); / just for the side-effect when asserts are enabled */	1095	assert (((coro_cctx )prev)->idle_te = PL_top_env); / just for the side-effect when asserts are enabled */
999	}	1096	}
1000	else if (prev != next)	1097	else if (expect_true (prev != next))
1001	{	1098	{
1002	coro_cctx *prev__cctx;	1099	coro_cctx *prev__cctx;
1003		1100
1004	if (prev->flags & CF_NEW)	1101	if (expect_false (prev->flags & CF_NEW))
1005	{	1102	{
1006	/* create a new empty context */	1103	/* create a new empty context */
1007	Newz (0, prev->cctx, 1, coro_cctx);	1104	Newz (0, prev->cctx, 1, coro_cctx);
1008	prev->flags &= ~CF_NEW;	1105	prev->flags &= ~CF_NEW;
1009	prev->flags \|= CF_RUNNING;	1106	prev->flags \|= CF_RUNNING;
…		…
1012	prev->flags &= ~CF_RUNNING;	1109	prev->flags &= ~CF_RUNNING;
1013	next->flags \|= CF_RUNNING;	1110	next->flags \|= CF_RUNNING;
1014		1111
1015	LOCK;	1112	LOCK;
1016		1113
1017	if (next->flags & CF_NEW)	1114	if (expect_false (next->flags & CF_NEW))
1018	{	1115	{
1019	/* need to start coroutine */	1116	/* need to start coroutine */
1020	next->flags &= ~CF_NEW;	1117	next->flags &= ~CF_NEW;
1021	/* first get rid of the old state */	1118	/* first get rid of the old state */
1022	save_perl (aTHX_ prev);	1119	save_perl (aTHX_ prev);
…		…
1031	}	1128	}
1032		1129
1033	prev__cctx = prev->cctx;	1130	prev__cctx = prev->cctx;
1034		1131
1035	/* possibly "free" the cctx */	1132	/* possibly "free" the cctx */
1036	if (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))	1133	if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE)))
1037	{	1134	{
1038	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */	1135	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
1039	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));	1136	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
1040		1137
1041	prev->cctx = 0;	1138	prev->cctx = 0;
1042		1139
		1140	/* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */
		1141	/* without this the next cctx_get might destroy the prev__cctx while still in use */
		1142	if (expect_false (CCTX_EXPIRED (prev__cctx)))
		1143	if (!next->cctx)
		1144	next->cctx = cctx_get (aTHX);
		1145
1043	cctx_put (prev__cctx);	1146	cctx_put (prev__cctx);
1044	}	1147	}
1045		1148
1046	++next->usecount;	1149	++next->usecount;
1047		1150
1048	if (!next->cctx)	1151	if (expect_true (!next->cctx))
1049	next->cctx = cctx_get (aTHX);	1152	next->cctx = cctx_get (aTHX);
1050		1153
1051	if (prev__cctx != next->cctx)	1154	if (expect_false (prev__cctx != next->cctx))
1052	{	1155	{
1053	prev__cctx->top_env = PL_top_env;	1156	prev__cctx->top_env = PL_top_env;
1054	PL_top_env = next->cctx->top_env;	1157	PL_top_env = next->cctx->top_env;
1055	coro_transfer (&prev__cctx->cctx, &next->cctx->cctx);	1158	coro_transfer (&prev__cctx->cctx, &next->cctx->cctx);
1056	}	1159	}
1057		1160
1058	free_coro_mortal (aTHX);	1161	free_coro_mortal (aTHX);
1059	UNLOCK;	1162	UNLOCK;
		1163
		1164	if (expect_false (prev->throw \|\| next->throw))
		1165	{
		1166	struct coro *coro = SvSTATE (coro_current);
		1167
		1168	if (coro->throw)
		1169	{
		1170	SV *exception = coro->throw;
		1171	coro->throw = 0;
		1172	sv_setsv (ERRSV, exception);
		1173	croak (0);
		1174	}
		1175	}
1060	}	1176	}
1061	}	1177	}
1062		1178
1063	struct transfer_args	1179	struct transfer_args
1064	{	1180	{
…		…
1099	save_perl (aTHX_ &temp);	1215	save_perl (aTHX_ &temp);
1100	load_perl (aTHX_ coro);	1216	load_perl (aTHX_ coro);
1101		1217
1102	coro_destroy (aTHX_ coro);	1218	coro_destroy (aTHX_ coro);
1103		1219
1104	load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */	1220	load_perl (aTHX_ &temp);
1105		1221
1106	coro->mainstack = 0;	1222	coro->slot = 0;
1107	}	1223	}
1108		1224
1109	cctx_destroy (coro->cctx);	1225	cctx_destroy (coro->cctx);
1110	SvREFCNT_dec (coro->args);	1226	SvREFCNT_dec (coro->args);
1111		1227
…		…
1236	{	1352	{
1237	LOCK;	1353	LOCK;
1238	next_sv = coro_deq (aTHX_ PRIO_MIN);	1354	next_sv = coro_deq (aTHX_ PRIO_MIN);
1239		1355
1240	/* nothing to schedule: call the idle handler */	1356	/* nothing to schedule: call the idle handler */
1241	if (!next_sv)	1357	if (expect_false (!next_sv))
1242	{	1358	{
1243	dSP;	1359	dSP;
1244	UNLOCK;	1360	UNLOCK;
1245		1361
1246	ENTER;	1362	ENTER;
…		…
1256	}	1372	}
1257		1373
1258	ta->next = SvSTATE (next_sv);	1374	ta->next = SvSTATE (next_sv);
1259		1375
1260	/* cannot transfer to destroyed coros, skip and look for next */	1376	/* cannot transfer to destroyed coros, skip and look for next */
1261	if (ta->next->flags & CF_DESTROYED)	1377	if (expect_false (ta->next->flags & CF_DESTROYED))
1262	{	1378	{
1263	UNLOCK;	1379	UNLOCK;
1264	SvREFCNT_dec (next_sv);	1380	SvREFCNT_dec (next_sv);
1265	/* coro_nready is already taken care of by destroy */	1381	/* coro_nready is already taken care of by destroy */
1266	continue;	1382	continue;
…		…
1322	dTHX;	1438	dTHX;
1323	struct transfer_args ta;	1439	struct transfer_args ta;
1324		1440
1325	prepare_cede (aTHX_ &ta);	1441	prepare_cede (aTHX_ &ta);
1326		1442
1327	if (ta.prev != ta.next)	1443	if (expect_true (ta.prev != ta.next))
1328	{	1444	{
1329	TRANSFER (ta);	1445	TRANSFER (ta);
1330	return 1;	1446	return 1;
1331	}	1447	}
1332	else	1448	else
…		…
1368	coro->cctx->flags &= ~(CC_TRACE \| CC_TRACE_ALL);	1484	coro->cctx->flags &= ~(CC_TRACE \| CC_TRACE_ALL);
1369		1485
1370	if (coro->flags & CF_RUNNING)	1486	if (coro->flags & CF_RUNNING)
1371	PL_runops = RUNOPS_DEFAULT;	1487	PL_runops = RUNOPS_DEFAULT;
1372	else	1488	else
1373	coro->runops = RUNOPS_DEFAULT;	1489	coro->slot->runops = RUNOPS_DEFAULT;
1374	}	1490	}
1375	}	1491	}
1376		1492
1377	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	1493	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1378		1494
…		…
1385	#endif	1501	#endif
1386	BOOT_PAGESIZE;	1502	BOOT_PAGESIZE;
1387		1503
1388	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);	1504	irsgv = gv_fetchpv ("/" , GV_ADD\|GV_NOTQUAL, SVt_PV);
1389	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);	1505	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD\|GV_NOTQUAL, SVt_PVIO);
		1506
		1507	hv_sig = coro_get_hv ("SIG", TRUE);
		1508	sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE);
		1509	sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE);
		1510
		1511	if (!PL_diehook ) hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);
		1512	if (!PL_warnhook) hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);
1390		1513
1391	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	1514	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1392		1515
1393	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	1516	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1394	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	1517	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
…		…
1425		1548
1426	coro->hv = hv = newHV ();	1549	coro->hv = hv = newHV ();
1427	sv_magicext ((SV )hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char )coro, 0)->mg_flags \|= MGf_DUP;	1550	sv_magicext ((SV )hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char )coro, 0)->mg_flags \|= MGf_DUP;
1428	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));	1551	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
1429		1552
		1553	av_extend (coro->args, items - 1);
1430	for (i = 1; i < items; i++)	1554	for (i = 1; i < items; i++)
1431	av_push (coro->args, newSVsv (ST (i)));	1555	av_push (coro->args, newSVsv (ST (i)));
1432	}	1556	}
1433	OUTPUT:	1557	OUTPUT:
1434	RETVAL	1558	RETVAL
…		…
1477	}	1601	}
1478		1602
1479	BARRIER;	1603	BARRIER;
1480	TRANSFER (ta);	1604	TRANSFER (ta);
1481		1605
1482	if (GIMME_V != G_VOID && ta.next != ta.prev)	1606	if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev))
1483	XSRETURN_YES;	1607	XSRETURN_YES;
1484	}	1608	}
1485		1609
1486	bool	1610	bool
1487	_destroy (SV *coro_sv)	1611	_destroy (SV *coro_sv)
…		…
1537	CODE:	1661	CODE:
1538	{	1662	{
1539	if (coro->mainstack)	1663	if (coro->mainstack)
1540	{	1664	{
1541	struct coro temp;	1665	struct coro temp;
1542	Zero (&temp, 1, struct coro);
1543		1666
1544	if (!(coro->flags & CF_RUNNING))	1667	if (!(coro->flags & CF_RUNNING))
1545	{	1668	{
1546	save_perl (aTHX_ &temp);	1669	save_perl (aTHX_ &temp);
1547	load_perl (aTHX_ coro);	1670	load_perl (aTHX_ coro);
…		…
1551	dSP;	1674	dSP;
1552	ENTER;	1675	ENTER;
1553	SAVETMPS;	1676	SAVETMPS;
1554	PUSHMARK (SP);	1677	PUSHMARK (SP);
1555	PUTBACK;	1678	PUTBACK;
		1679
1556	if (ix)	1680	if (ix)
1557	eval_sv (coderef, 0);	1681	eval_sv (coderef, 0);
1558	else	1682	else
1559	call_sv (coderef, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	1683	call_sv (coderef, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
		1684
1560	SPAGAIN;	1685	SPAGAIN;
1561	FREETMPS;	1686	FREETMPS;
1562	LEAVE;	1687	LEAVE;
1563	PUTBACK;	1688	PUTBACK;
1564	}	1689	}
…		…
1622		1747
1623	BOOT:	1748	BOOT:
1624	{	1749	{
1625	int i;	1750	int i;
1626		1751
1627	sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);	1752	sv_pool_rss = coro_get_sv ("Coro::POOL_RSS" , TRUE);
1628	sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);	1753	sv_pool_size = coro_get_sv ("Coro::POOL_SIZE" , TRUE);
1629	av_async_pool = get_av ("Coro::async_pool", TRUE);	1754	av_async_pool = coro_get_av ("Coro::async_pool", TRUE);
1630		1755
1631	coro_current = get_sv ("Coro::current", FALSE);	1756	coro_current = coro_get_sv ("Coro::current", FALSE);
1632	SvREADONLY_on (coro_current);	1757	SvREADONLY_on (coro_current);
1633		1758
1634	coro_stash = gv_stashpv ("Coro", TRUE);	1759	coro_stash = gv_stashpv ("Coro", TRUE);
1635		1760
1636	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	1761	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1637	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	1762	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1638	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));	1763	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1639	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));	1764	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
…		…
1642		1767
1643	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )	1768	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1644	coro_ready[i] = newAV ();	1769	coro_ready[i] = newAV ();
1645		1770
1646	{	1771	{
1647	SV *sv = perl_get_sv("Coro::API", 1);	1772	SV *sv = perl_get_sv ("Coro::API", TRUE);
		1773	perl_get_sv ("Coro::API", TRUE); /* silence 5.10 warning */
1648		1774
1649	coroapi.schedule = api_schedule;	1775	coroapi.schedule = api_schedule;
1650	coroapi.cede = api_cede;	1776	coroapi.cede = api_cede;
1651	coroapi.cede_notself = api_cede_notself;	1777	coroapi.cede_notself = api_cede_notself;
1652	coroapi.ready = api_ready;	1778	coroapi.ready = api_ready;
…		…
1703	CODE:	1829	CODE:
1704	RETVAL = coro_nready;	1830	RETVAL = coro_nready;
1705	OUTPUT:	1831	OUTPUT:
1706	RETVAL	1832	RETVAL
1707		1833
		1834	void
		1835	throw (Coro::State self, SV *throw = &PL_sv_undef)
		1836	PROTOTYPE: $;$
		1837	CODE:
		1838	SvREFCNT_dec (self->throw);
		1839	self->throw = SvOK (throw) ? newSVsv (throw) : 0;
		1840
1708	# for async_pool speedup	1841	# for async_pool speedup
1709	void	1842	void
1710	_pool_1 (SV *cb)	1843	_pool_1 (SV *cb)
1711	CODE:	1844	CODE:
1712	{	1845	{
1713	struct coro *coro = SvSTATE (coro_current);	1846	struct coro *coro = SvSTATE (coro_current);
1714	HV hv = (HV )SvRV (coro_current);	1847	HV hv = (HV )SvRV (coro_current);
1715	AV *defav = GvAV (PL_defgv);	1848	AV *defav = GvAV (PL_defgv);
1716	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);	1849	SV *invoke = hv_delete (hv, strpair ("_invoke"), 0);
1717	AV *invoke_av;	1850	AV *invoke_av;
1718	int i, len;	1851	int i, len;
1719		1852
1720	if (!invoke)	1853	if (!invoke)
1721	croak ("\3terminate\2\n");	1854	croak ("\3async_pool terminate\2\n");
1722		1855
1723	SvREFCNT_dec (coro->saved_deffh);	1856	SvREFCNT_dec (coro->saved_deffh);
1724	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);	1857	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1725		1858
1726	hv_store (hv, "desc", sizeof ("desc") - 1,	1859	hv_store (hv, "desc", sizeof ("desc") - 1,
1727	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);	1860	newSVpvn (strpair ("[async_pool]")), 0);
1728		1861
1729	invoke_av = (AV *)SvRV (invoke);	1862	invoke_av = (AV *)SvRV (invoke);
1730	len = av_len (invoke_av);	1863	len = av_len (invoke_av);
1731		1864
1732	sv_setsv (cb, AvARRAY (invoke_av)[0]);	1865	sv_setsv (cb, AvARRAY (invoke_av)[0]);
…		…
1752	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;	1885	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
1753	coro->saved_deffh = 0;	1886	coro->saved_deffh = 0;
1754		1887
1755	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	1888	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1756	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	1889	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1757	croak ("\3terminate\2\n");	1890	croak ("\3async_pool terminate\2\n");
1758		1891
1759	av_clear (GvAV (PL_defgv));	1892	av_clear (GvAV (PL_defgv));
1760	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	1893	hv_store ((HV *)SvRV (coro_current), strpair ("desc"),
1761	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);	1894	newSVpvn (strpair ("[async_pool idle]")), 0);
1762		1895
1763	coro->prio = 0;	1896	coro->prio = 0;
1764		1897
1765	if (coro->cctx && (coro->cctx->flags & CC_TRACE))	1898	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
1766	api_trace (coro_current, 0);	1899	api_trace (coro_current, 0);

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Comparing Coro/Coro/State.xs (file contents): Revision 1.190 by root, Fri Oct 5 20:39:39 2007 UTC vs. Revision 1.206 by root, Tue Oct 9 15:45:26 2007 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.190 by root, Fri Oct 5 20:39:39 2007 UTC vs.
Revision 1.206 by root, Tue Oct 9 15:45:26 2007 UTC