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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.171 by root, Sat Sep 29 19:42:10 2007 UTC vs.
Revision 1.189 by root, Fri Oct 5 20:38:43 2007 UTC

…		…
132	static AV main_mainstack; / used to differentiate between $main and others */	132	static AV main_mainstack; / used to differentiate between $main and others */
133	static JMPENV *main_top_env;	133	static JMPENV *main_top_env;
134	static HV coro_state_stash, coro_stash;	134	static HV coro_state_stash, coro_stash;
135	static SV coro_mortal; / will be freed after next transfer */	135	static SV coro_mortal; / will be freed after next transfer */
136		136
		137	static GV irsgv; / $/ */
		138	static GV stdoutgv; / STDOUT /
		139
137	/* async_pool helper stuff */	140	/* async_pool helper stuff */
138	static SV *sv_pool_rss;	141	static SV *sv_pool_rss;
139	static SV *sv_pool_size;	142	static SV *sv_pool_size;
140	static AV *av_async_pool;	143	static AV *av_async_pool;
141		144
…		…
184	coro_cctx *cctx;	187	coro_cctx *cctx;
185		188
186	/* data associated with this coroutine (initial args) */	189	/* data associated with this coroutine (initial args) */
187	AV *args;	190	AV *args;
188	int refcnt;	191	int refcnt;
189	int save; /* CORO_SAVE flags */
190	int flags; /* CF_ flags */	192	int flags; /* CF_ flags */
191		193
192	/* optionally saved, might be zero */	194	/* optionally saved, might be zero */
193	AV defav; / @_ */	195	AV defav; / @_ */
194	SV defsv; / $_ */	196	SV defsv; / $_ */
195	SV errsv; / $@ */	197	SV errsv; / $@ */
196	GV deffh; / default filehandle */	198	SV deffh; / default filehandle */
197	SV irssv; / $/ */	199	SV irssv; / $/ */
198	SV irssv_sv; / real $/ cache */	200	SV irssv_sv; / real $/ cache */
199		201
200	#define VAR(name,type) type name;	202	#define VAR(name,type) type name;
201	# include "state.h"	203	# include "state.h"
202	#undef VAR	204	#undef VAR
203		205
		206	/* statistics */
		207	int usecount; /* number of transfers to this coro */
		208
204	/* coro process data */	209	/* coro process data */
205	int prio;	210	int prio;
		211	//SV *throw;
		212
		213	/* async_pool */
		214	SV *saved_deffh;
206		215
207	/* linked list */	216	/* linked list */
208	struct coro next, prev;	217	struct coro next, prev;
209	HV hv; / the perl hash associated with this coro, if any */	218	HV hv; / the perl hash associated with this coro, if any */
210	};	219	};
…		…
307	HV *stash;	316	HV *stash;
308	MAGIC *mg;	317	MAGIC *mg;
309		318
310	if (SvROK (coro))	319	if (SvROK (coro))
311	coro = SvRV (coro);	320	coro = SvRV (coro);
		321
		322	if (SvTYPE (coro) != SVt_PVHV)
		323	croak ("Coro::State object required");
312		324
313	stash = SvSTASH (coro);	325	stash = SvSTASH (coro);
314	if (stash != coro_stash && stash != coro_state_stash)	326	if (stash != coro_stash && stash != coro_state_stash)
315	{	327	{
316	/* very slow, but rare, check */	328	/* very slow, but rare, check */
…		…
369	AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv);	381	AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv);
370	}	382	}
371		383
372	/ load & save, init *****************************************************/	384	/ load & save, init *****************************************************/
373		385
374	#define SB do {
375	#define SE } while (0)
376
377	#define REPLACE_SV(sv,val) SB SvREFCNT_dec (sv); (sv) = (val); (val) = 0; SE
378
379	static void	386	static void
380	load_perl (pTHX_ Coro__State c)	387	load_perl (pTHX_ Coro__State c)
381	{	388	{
382	#define VAR(name,type) PL_ ## name = c->name;	389	#define VAR(name,type) PL_ ## name = c->name;
383	# include "state.h"	390	# include "state.h"
384	#undef VAR	391	#undef VAR
385		392
386	if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav);	393	GvSV (PL_defgv) = c->defsv;
387	if (c->defsv) REPLACE_SV (DEFSV , c->defsv);	394	GvAV (PL_defgv) = c->defav;
388	if (c->errsv) REPLACE_SV (ERRSV , c->errsv);	395	GvSV (PL_errgv) = c->errsv;
389	if (c->deffh) REPLACE_SV (PL_defoutgv , c->deffh);	396	GvSV (irsgv) = c->irssv_sv;
390
391	if (c->irssv)
392	{
393	if (c->irssv == PL_rs \|\| sv_eq (PL_rs, c->irssv))
394	{
395	SvREFCNT_dec (c->irssv);
396	c->irssv = 0;
397	}
398	else
399	{
400	REPLACE_SV (PL_rs, c->irssv);
401	if (!c->irssv_sv) c->irssv_sv = get_sv ("/", 0);
402	sv_setsv (c->irssv_sv, PL_rs);
403	}
404	}
405		397
406	{	398	{
407	dSP;	399	dSP;
408	CV *cv;	400	CV *cv;
409		401
…		…
467	}	459	}
468		460
469	PUTBACK;	461	PUTBACK;
470	}	462	}
471		463
472	c->defav = c->save & CORO_SAVE_DEFAV ? (AV *)SvREFCNT_inc (GvAV (PL_defgv)) : 0;	464	c->defav = GvAV (PL_defgv);
473	c->defsv = c->save & CORO_SAVE_DEFSV ? SvREFCNT_inc (DEFSV) : 0;	465	c->defsv = DEFSV;
474	c->errsv = c->save & CORO_SAVE_ERRSV ? SvREFCNT_inc (ERRSV) : 0;	466	c->errsv = ERRSV;
475	c->deffh = c->save & CORO_SAVE_DEFFH ? (GV *)SvREFCNT_inc (PL_defoutgv) : 0;	467	c->irssv_sv = GvSV (irsgv);
476	c->irssv = c->save & CORO_SAVE_IRSSV ? SvREFCNT_inc (PL_rs) : 0;
477		468
478	#define VAR(name,type)c->name = PL_ ## name;	469	#define VAR(name,type)c->name = PL_ ## name;
479	# include "state.h"	470	# include "state.h"
480	#undef VAR	471	#undef VAR
481	}	472	}
…		…
534	* destroy the stacks, the callchain etc...	525	* destroy the stacks, the callchain etc...
535	*/	526	*/
536	static void	527	static void
537	coro_destroy_stacks (pTHX)	528	coro_destroy_stacks (pTHX)
538	{	529	{
539	if (!IN_DESTRUCT)
540	{
541	/* restore all saved variables and stuff */
542	LEAVE_SCOPE (0);
543	assert (PL_tmps_floor == -1);
544
545	/* free all temporaries */
546	FREETMPS;
547	assert (PL_tmps_ix == -1);
548
549	/* unwind all extra stacks */
550	POPSTACK_TO (PL_mainstack);
551
552	/* unwind main stack */
553	dounwind (-1);
554	}
555
556	while (PL_curstackinfo->si_next)	530	while (PL_curstackinfo->si_next)
557	PL_curstackinfo = PL_curstackinfo->si_next;	531	PL_curstackinfo = PL_curstackinfo->si_next;
558		532
559	while (PL_curstackinfo)	533	while (PL_curstackinfo)
560	{	534	{
…		…
578	}	552	}
579		553
580	static size_t	554	static size_t
581	coro_rss (pTHX_ struct coro *coro)	555	coro_rss (pTHX_ struct coro *coro)
582	{	556	{
583	size_t rss = sizeof (coro);	557	size_t rss = sizeof (*coro);
584		558
585	if (coro->mainstack)	559	if (coro->mainstack)
586	{	560	{
587	if (coro->flags & CF_RUNNING)	561	if (coro->flags & CF_RUNNING)
588	{	562	{
…		…
590	# include "state.h"	564	# include "state.h"
591	#undef VAR	565	#undef VAR
592	}	566	}
593		567
594	rss += sizeof (coro->curstackinfo);	568	rss += sizeof (coro->curstackinfo);
595	rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *);	569	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstackinfo->si_stack)) * sizeof (SV *);
596	rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	570	rss += (coro->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);
597	rss += sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *);	571	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvFILL (coro->curstack)) * sizeof (SV *);
598	rss += coro->tmps_max * sizeof (SV *);	572	rss += coro->tmps_max * sizeof (SV *);
599	rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32);	573	rss += (coro->markstack_max - coro->markstack_ptr) * sizeof (I32);
600	rss += coro->scopestack_max * sizeof (I32);	574	rss += coro->scopestack_max * sizeof (I32);
601	rss += coro->savestack_max * sizeof (ANY);	575	rss += coro->savestack_max * sizeof (ANY);
602		576
…		…
609	}	583	}
610		584
611	/ coroutine stack handling **********************************************/	585	/ coroutine stack handling **********************************************/
612		586
613	static void	587	static void
614	setup_coro (pTHX_ struct coro *coro)	588	coro_setup (pTHX_ struct coro *coro)
615	{	589	{
616	/*	590	/*
617	* emulate part of the perl startup here.	591	* emulate part of the perl startup here.
618	*/	592	*/
619	coro_init_stacks (aTHX);	593	coro_init_stacks (aTHX);
…		…
624	PL_comppad = 0;	598	PL_comppad = 0;
625	PL_curpm = 0;	599	PL_curpm = 0;
626	PL_localizing = 0;	600	PL_localizing = 0;
627	PL_dirty = 0;	601	PL_dirty = 0;
628	PL_restartop = 0;	602	PL_restartop = 0;
		603
		604	GvSV (PL_defgv) = NEWSV (0, 0);
		605	GvAV (PL_defgv) = coro->args; coro->args = 0;
		606	GvSV (PL_errgv) = NEWSV (0, 0);
		607	GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0);
		608	PL_rs = newSVsv (GvSV (irsgv));
		609	PL_defoutgv = SvREFCNT_inc (stdoutgv);
629		610
630	{	611	{
631	dSP;	612	dSP;
632	LOGOP myop;	613	LOGOP myop;
633
634	SvREFCNT_dec (GvAV (PL_defgv));
635	GvAV (PL_defgv) = coro->args; coro->args = 0;
636		614
637	Zero (&myop, 1, LOGOP);	615	Zero (&myop, 1, LOGOP);
638	myop.op_next = Nullop;	616	myop.op_next = Nullop;
639	myop.op_flags = OPf_WANT_VOID;	617	myop.op_flags = OPf_WANT_VOID;
640		618
…		…
648		626
649	ENTER; /* necessary e.g. for dounwind */	627	ENTER; /* necessary e.g. for dounwind */
650	}	628	}
651		629
652	static void	630	static void
		631	coro_destroy (pTHX_ struct coro *coro)
		632	{
		633	if (!IN_DESTRUCT)
		634	{
		635	/* restore all saved variables and stuff */
		636	LEAVE_SCOPE (0);
		637	assert (PL_tmps_floor == -1);
		638
		639	/* free all temporaries */
		640	FREETMPS;
		641	assert (PL_tmps_ix == -1);
		642
		643	/* unwind all extra stacks */
		644	POPSTACK_TO (PL_mainstack);
		645
		646	/* unwind main stack */
		647	dounwind (-1);
		648	}
		649
		650	SvREFCNT_dec (GvSV (PL_defgv));
		651	SvREFCNT_dec (GvAV (PL_defgv));
		652	SvREFCNT_dec (GvSV (PL_errgv));
		653	SvREFCNT_dec (PL_defoutgv);
		654	SvREFCNT_dec (PL_rs);
		655	SvREFCNT_dec (GvSV (irsgv));
		656
		657	SvREFCNT_dec (coro->saved_deffh);
		658	//SvREFCNT_dec (coro->throw);
		659
		660	coro_destroy_stacks (aTHX);
		661	}
		662
		663	static void
653	free_coro_mortal (pTHX)	664	free_coro_mortal (pTHX)
654	{	665	{
655	if (coro_mortal)	666	if (coro_mortal)
656	{	667	{
657	SvREFCNT_dec (coro_mortal);	668	SvREFCNT_dec (coro_mortal);
…		…
669		680
670	while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))	681	while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))
671	{	682	{
672	PERL_ASYNC_CHECK ();	683	PERL_ASYNC_CHECK ();
673		684
674	if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB)	685	if (cctx->flags & CC_TRACE_ALL)
675	{	686	{
676	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	687	if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB)
677	SV bot, top;
678	AV av = newAV (); / return values */
679	SV **cb;
680	runops_proc_t old_runops = PL_runops;
681	dSP;
682	ENTER;
683	SAVETMPS;
684	EXTEND (SP, 3);
685	PL_runops = RUNOPS_DEFAULT;
686
687	GV *gv = CvGV (cx->blk_sub.cv);
688	SV *fullname = sv_2mortal (newSV (0));
689	if (isGV (gv))
690	gv_efullname3 (fullname, gv, 0);
691
692	bot = PL_stack_base + cx->blk_oldsp + 1;
693	top = cx->blk_gimme == G_ARRAY ? SP + 1
694	: cx->blk_gimme == G_SCALAR ? bot + 1
695	: bot;
696
697	while (bot < top)
698	av_push (av, SvREFCNT_inc (*bot++));
699
700	PUSHMARK (SP);
701	PUSHs (&PL_sv_no);
702	PUSHs (fullname);
703	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
704	PUTBACK;
705	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
706	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
707	SPAGAIN;
708
709	FREETMPS;
710	LEAVE;
711	PL_runops = old_runops;
712	}
713
714	if (oldcop != PL_curcop)
715	{
716	oldcop = PL_curcop;
717
718	if (PL_curcop != &PL_compiling)
719	{	688	{
		689	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
		690	SV bot, top;
		691	AV av = newAV (); / return values */
720	SV **cb;	692	SV **cb;
721	runops_proc_t old_runops = PL_runops;
722	dSP;	693	dSP;
		694
		695	GV *gv = CvGV (cx->blk_sub.cv);
		696	SV *fullname = sv_2mortal (newSV (0));
		697	if (isGV (gv))
		698	gv_efullname3 (fullname, gv, 0);
		699
		700	bot = PL_stack_base + cx->blk_oldsp + 1;
		701	top = cx->blk_gimme == G_ARRAY ? SP + 1
		702	: cx->blk_gimme == G_SCALAR ? bot + 1
		703	: bot;
		704
		705	while (bot < top)
		706	av_push (av, SvREFCNT_inc (*bot++));
		707
		708	PL_runops = RUNOPS_DEFAULT;
723	ENTER;	709	ENTER;
724	SAVETMPS;	710	SAVETMPS;
725	EXTEND (SP, 3);	711	EXTEND (SP, 3);
726	PL_runops = RUNOPS_DEFAULT;	712	PUSHMARK (SP);
		713	PUSHs (&PL_sv_no);
		714	PUSHs (fullname);
		715	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		716	PUTBACK;
		717	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
		718	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
		719	SPAGAIN;
		720	FREETMPS;
		721	LEAVE;
		722	PL_runops = runops_trace;
		723	}
727		724
728	if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB)	725	if (oldcop != PL_curcop)
		726	{
		727	oldcop = PL_curcop;
		728
		729	if (PL_curcop != &PL_compiling)
729	{	730	{
730	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	731	SV **cb;
731		732
732	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	733	if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB)
733	{	734	{
		735	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
		736
		737	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
		738	{
		739	runops_proc_t old_runops = PL_runops;
		740	dSP;
734	GV *gv = CvGV (cx->blk_sub.cv);	741	GV *gv = CvGV (cx->blk_sub.cv);
735	SV *fullname = sv_2mortal (newSV (0));	742	SV *fullname = sv_2mortal (newSV (0));
		743
736	if (isGV (gv))	744	if (isGV (gv))
737	gv_efullname3 (fullname, gv, 0);	745	gv_efullname3 (fullname, gv, 0);
738		746
		747	PL_runops = RUNOPS_DEFAULT;
		748	ENTER;
		749	SAVETMPS;
		750	EXTEND (SP, 3);
		751	PUSHMARK (SP);
		752	PUSHs (&PL_sv_yes);
		753	PUSHs (fullname);
		754	PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
		755	PUTBACK;
		756	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
		757	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
		758	SPAGAIN;
		759	FREETMPS;
		760	LEAVE;
		761	PL_runops = runops_trace;
		762	}
		763
		764	oldcxix = cxstack_ix;
		765	}
		766
		767	if (cctx->flags & CC_TRACE_LINE)
		768	{
		769	dSP;
		770
		771	PL_runops = RUNOPS_DEFAULT;
		772	ENTER;
		773	SAVETMPS;
		774	EXTEND (SP, 3);
		775	PL_runops = RUNOPS_DEFAULT;
739	PUSHMARK (SP);	776	PUSHMARK (SP);
740	PUSHs (&PL_sv_yes);	777	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
741	PUSHs (fullname);	778	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
742	PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
743	PUTBACK;	779	PUTBACK;
744	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);	780	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);
745	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	781	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
746	SPAGAIN;	782	SPAGAIN;
		783	FREETMPS;
		784	LEAVE;
		785	PL_runops = runops_trace;
747	}	786	}
748
749	oldcxix = cxstack_ix;
750	}	787	}
751
752	if (cctx->flags & CC_TRACE_LINE)
753	{
754	PUSHMARK (SP);
755	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
756	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
757	PUTBACK;
758	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);
759	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
760	SPAGAIN;
761	}
762
763	FREETMPS;
764	LEAVE;
765	PL_runops = old_runops;
766	}	788	}
767	}	789	}
768	}	790	}
769		791
770	TAINT_NOT;	792	TAINT_NOT;
…		…
992	/* need to start coroutine */	1014	/* need to start coroutine */
993	next->flags &= ~CF_NEW;	1015	next->flags &= ~CF_NEW;
994	/* first get rid of the old state */	1016	/* first get rid of the old state */
995	save_perl (aTHX_ prev);	1017	save_perl (aTHX_ prev);
996	/* setup coroutine call */	1018	/* setup coroutine call */
997	setup_coro (aTHX_ next);	1019	coro_setup (aTHX_ next);
998	}	1020	}
999	else	1021	else
1000	{	1022	{
1001	/* coroutine already started */	1023	/* coroutine already started */
1002	save_perl (aTHX_ prev);	1024	save_perl (aTHX_ prev);
…		…
1014	prev->cctx = 0;	1036	prev->cctx = 0;
1015		1037
1016	cctx_put (prev__cctx);	1038	cctx_put (prev__cctx);
1017	}	1039	}
1018		1040
		1041	++next->usecount;
		1042
1019	if (!next->cctx)	1043	if (!next->cctx)
1020	next->cctx = cctx_get (aTHX);	1044	next->cctx = cctx_get (aTHX);
1021		1045
1022	if (prev__cctx != next->cctx)	1046	if (prev__cctx != next->cctx)
1023	{	1047	{
…		…
1062		1086
1063	if (coro->mainstack && coro->mainstack != main_mainstack)	1087	if (coro->mainstack && coro->mainstack != main_mainstack)
1064	{	1088	{
1065	struct coro temp;	1089	struct coro temp;
1066		1090
1067	assert (!(coro->flags & CF_RUNNING));
1068
1069	Zero (&temp, 1, struct coro);
1070	temp.save = CORO_SAVE_ALL;
1071
1072	if (coro->flags & CF_RUNNING)	1091	if (coro->flags & CF_RUNNING)
1073	croak ("FATAL: tried to destroy currently running coroutine");	1092	croak ("FATAL: tried to destroy currently running coroutine");
1074		1093
1075	save_perl (aTHX_ &temp);	1094	save_perl (aTHX_ &temp);
1076	load_perl (aTHX_ coro);	1095	load_perl (aTHX_ coro);
1077		1096
1078	coro_destroy_stacks (aTHX);	1097	coro_destroy (aTHX_ coro);
1079		1098
1080	load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */	1099	load_perl (aTHX_ &temp); /* this will get rid of defsv etc.. */
1081		1100
1082	coro->mainstack = 0;	1101	coro->mainstack = 0;
1083	}	1102	}
…		…
1146		1165
1147	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);	1166	prepare_transfer (aTHX_ &ta, prev_sv, next_sv);
1148	TRANSFER (ta);	1167	TRANSFER (ta);
1149	}	1168	}
1150		1169
1151	static int
1152	api_save (SV *coro_sv, int new_save)
1153	{
1154	dTHX;
1155	struct coro *coro = SvSTATE (coro_sv);
1156	int old_save = coro->save;
1157
1158	if (new_save >= 0)
1159	coro->save = new_save;
1160
1161	return old_save;
1162	}
1163
1164	/ Coro ******************************************************************/	1170	/ Coro ******************************************************************/
1165		1171
1166	static void	1172	static void
1167	coro_enq (pTHX_ SV *coro_sv)	1173	coro_enq (pTHX_ SV *coro_sv)
1168	{	1174	{
…		…
1335	}	1341	}
1336	else	1342	else
1337	return 0;	1343	return 0;
1338	}	1344	}
1339		1345
		1346	static void
		1347	api_trace (SV *coro_sv, int flags)
		1348	{
		1349	dTHX;
		1350	struct coro *coro = SvSTATE (coro_sv);
		1351
		1352	if (flags & CC_TRACE)
		1353	{
		1354	if (!coro->cctx)
		1355	coro->cctx = cctx_new ();
		1356	else if (!(coro->cctx->flags & CC_TRACE))
		1357	croak ("cannot enable tracing on coroutine with custom stack");
		1358
		1359	coro->cctx->flags \|= CC_NOREUSE \| (flags & (CC_TRACE \| CC_TRACE_ALL));
		1360	}
		1361	else if (coro->cctx && coro->cctx->flags & CC_TRACE)
		1362	{
		1363	coro->cctx->flags &= ~(CC_TRACE \| CC_TRACE_ALL);
		1364
		1365	if (coro->flags & CF_RUNNING)
		1366	PL_runops = RUNOPS_DEFAULT;
		1367	else
		1368	coro->runops = RUNOPS_DEFAULT;
		1369	}
		1370	}
		1371
1340	MODULE = Coro::State PACKAGE = Coro::State	1372	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1341		1373
1342	PROTOTYPES: DISABLE	1374	PROTOTYPES: DISABLE
1343		1375
1344	BOOT:	1376	BOOT:
1345	{	1377	{
1346	#ifdef USE_ITHREADS	1378	#ifdef USE_ITHREADS
1347	MUTEX_INIT (&coro_mutex);	1379	MUTEX_INIT (&coro_mutex);
1348	#endif	1380	#endif
1349	BOOT_PAGESIZE;	1381	BOOT_PAGESIZE;
		1382
		1383	irsgv = gv_fetchpv ("/" , GV_ADD, SVt_PV);
		1384	stdoutgv = gv_fetchpv ("STDOUT", GV_ADD, SVt_PVIO);
1350		1385
1351	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	1386	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
1352		1387
1353	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));	1388	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
1354	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));	1389	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
1355	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));	1390	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));
1356	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));	1391	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));
1357		1392
1358	newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV));
1359	newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV));
1360	newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV));
1361	newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV));
1362	newCONSTSUB (coro_state_stash, "SAVE_DEFFH", newSViv (CORO_SAVE_DEFFH));
1363	newCONSTSUB (coro_state_stash, "SAVE_DEF", newSViv (CORO_SAVE_DEF));
1364	newCONSTSUB (coro_state_stash, "SAVE_ALL", newSViv (CORO_SAVE_ALL));
1365
1366	main_mainstack = PL_mainstack;	1393	main_mainstack = PL_mainstack;
1367	main_top_env = PL_top_env;	1394	main_top_env = PL_top_env;
1368		1395
1369	while (main_top_env->je_prev)	1396	while (main_top_env->je_prev)
1370	main_top_env = main_top_env->je_prev;	1397	main_top_env = main_top_env->je_prev;
…		…
1382	struct coro *coro;	1409	struct coro *coro;
1383	HV *hv;	1410	HV *hv;
1384	int i;	1411	int i;
1385		1412
1386	Newz (0, coro, 1, struct coro);	1413	Newz (0, coro, 1, struct coro);
1387	coro->args = newAV ();	1414	coro->args = newAV ();
1388	coro->save = CORO_SAVE_DEF;
1389	coro->flags = CF_NEW;	1415	coro->flags = CF_NEW;
1390		1416
1391	if (coro_first) coro_first->prev = coro;	1417	if (coro_first) coro_first->prev = coro;
1392	coro->next = coro_first;	1418	coro->next = coro_first;
1393	coro_first = coro;	1419	coro_first = coro;
…		…
1400	av_push (coro->args, newSVsv (ST (i)));	1426	av_push (coro->args, newSVsv (ST (i)));
1401	}	1427	}
1402	OUTPUT:	1428	OUTPUT:
1403	RETVAL	1429	RETVAL
1404		1430
1405	int	1431	# these not obviously related functions are all rolled into the same xs
1406	save (SV *coro, int new_save = -1)	1432	# function to increase chances that they all will call transfer with the same
1407	CODE:	1433	# stack offset
1408	RETVAL = api_save (coro, new_save);
1409	OUTPUT:
1410	RETVAL
1411
1412	int
1413	save_also (SV *coro_sv, int save_also)
1414	CODE:
1415	{
1416	struct coro *coro = SvSTATE (coro_sv);
1417	RETVAL = coro->save;
1418	coro->save \|= save_also;
1419	}
1420	OUTPUT:
1421	RETVAL
1422
1423	void	1434	void
1424	_set_stacklevel (...)	1435	_set_stacklevel (...)
1425	ALIAS:	1436	ALIAS:
1426	Coro::State::transfer = 1	1437	Coro::State::transfer = 1
1427	Coro::schedule = 2	1438	Coro::schedule = 2
…		…
1522	{	1533	{
1523	if (coro->mainstack)	1534	if (coro->mainstack)
1524	{	1535	{
1525	struct coro temp;	1536	struct coro temp;
1526	Zero (&temp, 1, struct coro);	1537	Zero (&temp, 1, struct coro);
1527	temp.save = CORO_SAVE_ALL;
1528		1538
1529	if (!(coro->flags & CF_RUNNING))	1539	if (!(coro->flags & CF_RUNNING))
1530	{	1540	{
1531	save_perl (aTHX_ &temp);	1541	save_perl (aTHX_ &temp);
1532	load_perl (aTHX_ coro);	1542	load_perl (aTHX_ coro);
…		…
1553	save_perl (aTHX_ coro);	1563	save_perl (aTHX_ coro);
1554	load_perl (aTHX_ &temp);	1564	load_perl (aTHX_ &temp);
1555	}	1565	}
1556	}	1566	}
1557	}	1567	}
1558		1568
1559	SV *	1569	SV *
1560	is_ready (Coro::State coro)	1570	is_ready (Coro::State coro)
1561	PROTOTYPE: $	1571	PROTOTYPE: $
1562	ALIAS:	1572	ALIAS:
1563	is_ready = CF_READY	1573	is_ready = CF_READY
…		…
1568	RETVAL = boolSV (coro->flags & ix);	1578	RETVAL = boolSV (coro->flags & ix);
1569	OUTPUT:	1579	OUTPUT:
1570	RETVAL	1580	RETVAL
1571		1581
1572	void	1582	void
1573	trace (Coro::State coro, int flags = CC_TRACE \| CC_TRACE_SUB)	1583	api_trace (SV *coro, int flags = CC_TRACE \| CC_TRACE_SUB)
1574	CODE:
1575	if (flags & CC_TRACE)
1576	{
1577	if (!coro->cctx)
1578	coro->cctx = cctx_new ();
1579	else if (!(coro->cctx->flags & CC_TRACE))
1580	croak ("cannot enable tracing on coroutine with custom stack");
1581
1582	coro->cctx->flags \|= flags & (CC_TRACE \| CC_TRACE_ALL);
1583	}
1584	else
1585	if (coro->cctx && coro->cctx->flags & CC_TRACE)
1586	{
1587	coro->cctx->flags &= ~(CC_TRACE \| CC_TRACE_ALL);
1588	coro->cctx->flags \|= CC_NOREUSE;
1589
1590	if (coro->flags & CF_RUNNING)
1591	PL_runops = RUNOPS_DEFAULT;
1592	else
1593	coro->runops = RUNOPS_DEFAULT;
1594	}
1595		1584
1596	SV *	1585	SV *
1597	has_stack (Coro::State coro)	1586	has_stack (Coro::State coro)
1598	PROTOTYPE: $	1587	PROTOTYPE: $
1599	CODE:	1588	CODE:
…		…
1610	RETVAL	1599	RETVAL
1611		1600
1612	IV	1601	IV
1613	rss (Coro::State coro)	1602	rss (Coro::State coro)
1614	PROTOTYPE: $	1603	PROTOTYPE: $
		1604	ALIAS:
		1605	usecount = 1
1615	CODE:	1606	CODE:
		1607	switch (ix)
		1608	{
1616	RETVAL = coro_rss (aTHX_ coro);	1609	case 0: RETVAL = coro_rss (aTHX_ coro); break;
		1610	case 1: RETVAL = coro->usecount; break;
		1611	}
1617	OUTPUT:	1612	OUTPUT:
1618	RETVAL	1613	RETVAL
1619		1614
1620		1615
1621	MODULE = Coro::State PACKAGE = Coro	1616	MODULE = Coro::State PACKAGE = Coro
…		…
1626		1621
1627	sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);	1622	sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);
1628	sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);	1623	sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);
1629	av_async_pool = get_av ("Coro::async_pool", TRUE);	1624	av_async_pool = get_av ("Coro::async_pool", TRUE);
1630		1625
1631	coro_current = get_sv ("Coro::current", FALSE);	1626	coro_current = get_sv ("Coro::current", FALSE);
1632	SvREADONLY_on (coro_current);	1627	SvREADONLY_on (coro_current);
1633		1628
1634	coro_stash = gv_stashpv ("Coro", TRUE);	1629	coro_stash = gv_stashpv ("Coro", TRUE);
1635		1630
1636	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	1631	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
…		…
1645		1640
1646	{	1641	{
1647	SV *sv = perl_get_sv("Coro::API", 1);	1642	SV *sv = perl_get_sv("Coro::API", 1);
1648		1643
1649	coroapi.schedule = api_schedule;	1644	coroapi.schedule = api_schedule;
1650	coroapi.save = api_save;
1651	coroapi.cede = api_cede;	1645	coroapi.cede = api_cede;
1652	coroapi.cede_notself = api_cede_notself;	1646	coroapi.cede_notself = api_cede_notself;
1653	coroapi.ready = api_ready;	1647	coroapi.ready = api_ready;
1654	coroapi.is_ready = api_is_ready;	1648	coroapi.is_ready = api_is_ready;
1655	coroapi.nready = &coro_nready;	1649	coroapi.nready = &coro_nready;
…		…
1709	# for async_pool speedup	1703	# for async_pool speedup
1710	void	1704	void
1711	_pool_1 (SV *cb)	1705	_pool_1 (SV *cb)
1712	CODE:	1706	CODE:
1713	{	1707	{
1714	int i, len;	1708	struct coro *coro = SvSTATE (coro_current);
1715	HV hv = (HV )SvRV (coro_current);	1709	HV hv = (HV )SvRV (coro_current);
1716	AV *defav = GvAV (PL_defgv);	1710	AV *defav = GvAV (PL_defgv);
1717	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);	1711	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
1718	AV *invoke_av;	1712	AV *invoke_av;
		1713	int i, len;
1719		1714
1720	if (!invoke)	1715	if (!invoke)
1721	croak ("\3terminate\2\n");	1716	croak ("\3terminate\2\n");
		1717
		1718	SvREFCNT_dec (coro->saved_deffh);
		1719	coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv);
1722		1720
1723	hv_store (hv, "desc", sizeof ("desc") - 1,	1721	hv_store (hv, "desc", sizeof ("desc") - 1,
1724	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);	1722	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
1725		1723
1726	invoke_av = (AV *)SvRV (invoke);	1724	invoke_av = (AV *)SvRV (invoke);
…		…
1744	{	1742	{
1745	struct coro *coro = SvSTATE (coro_current);	1743	struct coro *coro = SvSTATE (coro_current);
1746		1744
1747	sv_setsv (cb, &PL_sv_undef);	1745	sv_setsv (cb, &PL_sv_undef);
1748		1746
		1747	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
		1748	coro->saved_deffh = 0;
		1749
1749	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)	1750	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
1750	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))	1751	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
1751	croak ("\3terminate\2\n");	1752	croak ("\3terminate\2\n");
1752		1753
1753	av_clear (GvAV (PL_defgv));	1754	av_clear (GvAV (PL_defgv));
1754	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,	1755	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
1755	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);	1756	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
1756	coro->save = CORO_SAVE_DEF;	1757
1757	coro->prio = 0;	1758	coro->prio = 0;
		1759
		1760	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
		1761	api_trace (coro_current, 0);
		1762
1758	av_push (av_async_pool, newSVsv (coro_current));	1763	av_push (av_async_pool, newSVsv (coro_current));
1759	}	1764	}
1760		1765
1761		1766
1762	MODULE = Coro::State PACKAGE = Coro::AIO	1767	MODULE = Coro::State PACKAGE = Coro::AIO

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Comparing Coro/Coro/State.xs (file contents): Revision 1.171 by root, Sat Sep 29 19:42:10 2007 UTC vs. Revision 1.189 by root, Fri Oct 5 20:38:43 2007 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.171 by root, Sat Sep 29 19:42:10 2007 UTC vs.
Revision 1.189 by root, Fri Oct 5 20:38:43 2007 UTC