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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.158 by root, Fri Sep 21 02:23:48 2007 UTC vs.
Revision 1.173 by root, Sun Sep 30 13:41:45 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	/* async_pool helper stuff */
		138	static SV *sv_pool_rss;
		139	static SV *sv_pool_size;
		140	static AV *av_async_pool;
		141
137	static struct coro_cctx *cctx_first;	142	static struct coro_cctx *cctx_first;
138	static int cctx_count, cctx_idle;	143	static int cctx_count, cctx_idle;
		144
		145	enum {
		146	CC_MAPPED = 0x01,
		147	CC_NOREUSE = 0x02, /* throw this away after tracing */
		148	CC_TRACE = 0x04,
		149	CC_TRACE_SUB = 0x08, /* trace sub calls */
		150	CC_TRACE_LINE = 0x10, /* trace each statement */
		151	CC_TRACE_ALL = CC_TRACE_SUB \| CC_TRACE_LINE,
		152	};
139		153
140	/* this is a structure representing a c-level coroutine */	154	/* this is a structure representing a c-level coroutine */
141	typedef struct coro_cctx {	155	typedef struct coro_cctx {
142	struct coro_cctx *next;	156	struct coro_cctx *next;
143		157
…		…
152	coro_context cctx;	166	coro_context cctx;
153		167
154	#if CORO_USE_VALGRIND	168	#if CORO_USE_VALGRIND
155	int valgrind_id;	169	int valgrind_id;
156	#endif	170	#endif
157	char inuse, mapped;	171	unsigned char flags;
158	} coro_cctx;	172	} coro_cctx;
159		173
160	enum {	174	enum {
161	CF_RUNNING = 0x0001, /* coroutine is running */	175	CF_RUNNING = 0x0001, /* coroutine is running */
162	CF_READY = 0x0002, /* coroutine is ready */	176	CF_READY = 0x0002, /* coroutine is ready */
…		…
185		199
186	#define VAR(name,type) type name;	200	#define VAR(name,type) type name;
187	# include "state.h"	201	# include "state.h"
188	#undef VAR	202	#undef VAR
189		203
		204	/* statistics */
		205	int usecount; /* number of switches to this coro */
		206
190	/* coro process data */	207	/* coro process data */
191	int prio;	208	int prio;
192		209
193	/* linked list */	210	/* linked list */
194	struct coro next, prev;	211	struct coro next, prev;
…		…
284	SvMAGIC (cv) \	301	SvMAGIC (cv) \
285	? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \	302	? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \
286	? SvMAGIC (cv) \	303	? SvMAGIC (cv) \
287	: mg_find ((SV *)cv, PERL_MAGIC_coro) \	304	: mg_find ((SV *)cv, PERL_MAGIC_coro) \
288	: 0	305	: 0
		306
		307	static struct coro *
		308	SvSTATE_ (pTHX_ SV *coro)
		309	{
		310	HV *stash;
		311	MAGIC *mg;
		312
		313	if (SvROK (coro))
		314	coro = SvRV (coro);
		315
		316	if (SvTYPE (coro) != SVt_PVHV)
		317	croak ("Coro::State object required");
		318
		319	stash = SvSTASH (coro);
		320	if (stash != coro_stash && stash != coro_state_stash)
		321	{
		322	/* very slow, but rare, check */
		323	if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
		324	croak ("Coro::State object required");
		325	}
		326
		327	mg = CORO_MAGIC (coro);
		328	return (struct coro *)mg->mg_ptr;
		329	}
		330
		331	#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
289		332
290	/* the next two functions merely cache the padlists */	333	/* the next two functions merely cache the padlists */
291	static void	334	static void
292	get_padlist (pTHX_ CV *cv)	335	get_padlist (pTHX_ CV *cv)
293	{	336	{
…		…
539	Safefree (PL_retstack);	582	Safefree (PL_retstack);
540	#endif	583	#endif
541	}	584	}
542		585
543	static size_t	586	static size_t
544	coro_rss (struct coro *coro)	587	coro_rss (pTHX_ struct coro *coro)
545	{	588	{
546	size_t rss = sizeof (coro);	589	size_t rss = sizeof (coro);
547		590
548	if (coro->mainstack)	591	if (coro->mainstack)
549	{	592	{
…		…
579	/*	622	/*
580	* emulate part of the perl startup here.	623	* emulate part of the perl startup here.
581	*/	624	*/
582	coro_init_stacks (aTHX);	625	coro_init_stacks (aTHX);
583		626
		627	PL_runops = RUNOPS_DEFAULT;
584	PL_curcop = &PL_compiling;	628	PL_curcop = &PL_compiling;
585	PL_in_eval = EVAL_NULL;	629	PL_in_eval = EVAL_NULL;
586	PL_comppad = 0;	630	PL_comppad = 0;
587	PL_curpm = 0;	631	PL_curpm = 0;
588	PL_localizing = 0;	632	PL_localizing = 0;
…		…
619	SvREFCNT_dec (coro_mortal);	663	SvREFCNT_dec (coro_mortal);
620	coro_mortal = 0;	664	coro_mortal = 0;
621	}	665	}
622	}	666	}
623		667
		668	static int
		669	runops_trace (pTHX)
		670	{
		671	COP *oldcop = 0;
		672	int oldcxix = -2;
		673	struct coro coro = SvSTATE (coro_current); / trace cctx is tied to specific coro */
		674	coro_cctx *cctx = coro->cctx;
		675
		676	while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX)))
		677	{
		678	PERL_ASYNC_CHECK ();
		679
		680	if (cctx->flags & CC_TRACE_ALL)
		681	{
		682	if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB)
		683	{
		684	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
		685	SV bot, top;
		686	AV av = newAV (); / return values */
		687	SV **cb;
		688	dSP;
		689
		690	GV *gv = CvGV (cx->blk_sub.cv);
		691	SV *fullname = sv_2mortal (newSV (0));
		692	if (isGV (gv))
		693	gv_efullname3 (fullname, gv, 0);
		694
		695	bot = PL_stack_base + cx->blk_oldsp + 1;
		696	top = cx->blk_gimme == G_ARRAY ? SP + 1
		697	: cx->blk_gimme == G_SCALAR ? bot + 1
		698	: bot;
		699
		700	while (bot < top)
		701	av_push (av, SvREFCNT_inc (*bot++));
		702
		703	PL_runops = RUNOPS_DEFAULT;
		704	ENTER;
		705	SAVETMPS;
		706	EXTEND (SP, 3);
		707	PUSHMARK (SP);
		708	PUSHs (&PL_sv_no);
		709	PUSHs (fullname);
		710	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		711	PUTBACK;
		712	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
		713	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
		714	SPAGAIN;
		715	FREETMPS;
		716	LEAVE;
		717	PL_runops = runops_trace;
		718	}
		719
		720	if (oldcop != PL_curcop)
		721	{
		722	oldcop = PL_curcop;
		723
		724	if (PL_curcop != &PL_compiling)
		725	{
		726	SV **cb;
		727
		728	if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB)
		729	{
		730	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
		731
		732	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
		733	{
		734	runops_proc_t old_runops = PL_runops;
		735	dSP;
		736	GV *gv = CvGV (cx->blk_sub.cv);
		737	SV *fullname = sv_2mortal (newSV (0));
		738
		739	if (isGV (gv))
		740	gv_efullname3 (fullname, gv, 0);
		741
		742	PL_runops = RUNOPS_DEFAULT;
		743	ENTER;
		744	SAVETMPS;
		745	EXTEND (SP, 3);
		746	PUSHMARK (SP);
		747	PUSHs (&PL_sv_yes);
		748	PUSHs (fullname);
		749	PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef);
		750	PUTBACK;
		751	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0);
		752	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
		753	SPAGAIN;
		754	FREETMPS;
		755	LEAVE;
		756	PL_runops = runops_trace;
		757	}
		758
		759	oldcxix = cxstack_ix;
		760	}
		761
		762	if (cctx->flags & CC_TRACE_LINE)
		763	{
		764	dSP;
		765
		766	PL_runops = RUNOPS_DEFAULT;
		767	ENTER;
		768	SAVETMPS;
		769	EXTEND (SP, 3);
		770	PL_runops = RUNOPS_DEFAULT;
		771	PUSHMARK (SP);
		772	PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0)));
		773	PUSHs (sv_2mortal (newSViv (CopLINE (oldcop))));
		774	PUTBACK;
		775	cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0);
		776	if (cb) call_sv (*cb, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
		777	SPAGAIN;
		778	FREETMPS;
		779	LEAVE;
		780	PL_runops = runops_trace;
		781	}
		782	}
		783	}
		784	}
		785	}
		786
		787	TAINT_NOT;
		788	return 0;
		789	}
		790
624	/* inject a fake call to Coro::State::_cctx_init into the execution */	791	/* inject a fake call to Coro::State::_cctx_init into the execution */
625	/* _cctx_init should be careful, as it could be called at almost any time */	792	/* _cctx_init should be careful, as it could be called at almost any time */
626	/* during execution of a perl program */	793	/* during execution of a perl program */
627	static void NOINLINE	794	static void NOINLINE
628	prepare_cctx (pTHX_ coro_cctx *cctx)	795	prepare_cctx (pTHX_ coro_cctx *cctx)
629	{	796	{
630	dSP;	797	dSP;
631	LOGOP myop;	798	LOGOP myop;
		799
		800	PL_top_env = &PL_start_env;
		801
		802	if (cctx->flags & CC_TRACE)
		803	PL_runops = runops_trace;
632		804
633	Zero (&myop, 1, LOGOP);	805	Zero (&myop, 1, LOGOP);
634	myop.op_next = PL_op;	806	myop.op_next = PL_op;
635	myop.op_flags = OPf_WANT_VOID \| OPf_STACKED;	807	myop.op_flags = OPf_WANT_VOID \| OPf_STACKED;
636		808
…		…
653	dTHX;	825	dTHX;
654		826
655	/* coro_run is the alternative tail of transfer(), so unlock here. */	827	/* coro_run is the alternative tail of transfer(), so unlock here. */
656	UNLOCK;	828	UNLOCK;
657		829
658	PL_top_env = &PL_start_env;	830	/* we now skip the entersub that lead to transfer() */
		831	PL_op = PL_op->op_next;
659		832
660	/* inject a fake subroutine call to cctx_init */	833	/* inject a fake subroutine call to cctx_init */
661	prepare_cctx (aTHX_ (coro_cctx *)arg);	834	prepare_cctx (aTHX_ (coro_cctx *)arg);
662		835
663	/* somebody or something will hit me for both perl_run and PL_restartop */	836	/* somebody or something will hit me for both perl_run and PL_restartop */
…		…
697	# if CORO_STACKGUARD	870	# if CORO_STACKGUARD
698	mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE);	871	mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE);
699	# endif	872	# endif
700	stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr;	873	stack_start = CORO_STACKGUARD * PAGESIZE + (char *)cctx->sptr;
701	stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE;	874	stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE;
702	cctx->mapped = 1;	875	cctx->flags \|= CC_MAPPED;
703	}	876	}
704	else	877	else
705	#endif	878	#endif
706	{	879	{
707	cctx->ssize = coro_stacksize * (long)sizeof (long);	880	cctx->ssize = coro_stacksize * (long)sizeof (long);
…		…
734	#if CORO_USE_VALGRIND	907	#if CORO_USE_VALGRIND
735	VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);	908	VALGRIND_STACK_DEREGISTER (cctx->valgrind_id);
736	#endif	909	#endif
737		910
738	#if HAVE_MMAP	911	#if HAVE_MMAP
739	if (cctx->mapped)	912	if (cctx->flags & CC_MAPPED)
740	munmap (cctx->sptr, cctx->ssize);	913	munmap (cctx->sptr, cctx->ssize);
741	else	914	else
742	#endif	915	#endif
743	Safefree (cctx->sptr);	916	Safefree (cctx->sptr);
744		917
…		…
752	{	925	{
753	coro_cctx *cctx = cctx_first;	926	coro_cctx *cctx = cctx_first;
754	cctx_first = cctx->next;	927	cctx_first = cctx->next;
755	--cctx_idle;	928	--cctx_idle;
756		929
757	if (cctx->ssize >= coro_stacksize)	930	if (cctx->ssize >= coro_stacksize && !(cctx->flags & CC_NOREUSE))
758	return cctx;	931	return cctx;
759		932
760	cctx_destroy (cctx);	933	cctx_destroy (cctx);
761	}	934	}
762		935
763	PL_op = PL_op->op_next;
764	return cctx_new ();	936	return cctx_new ();
765	}	937	}
766		938
767	static void	939	static void
768	cctx_put (coro_cctx *cctx)	940	cctx_put (coro_cctx *cctx)
…		…
772	{	944	{
773	coro_cctx *first = cctx_first;	945	coro_cctx *first = cctx_first;
774	cctx_first = first->next;	946	cctx_first = first->next;
775	--cctx_idle;	947	--cctx_idle;
776		948
777	assert (!first->inuse);
778	cctx_destroy (first);	949	cctx_destroy (first);
779	}	950	}
780		951
781	++cctx_idle;	952	++cctx_idle;
782	cctx->next = cctx_first;	953	cctx->next = cctx_first;
783	cctx_first = cctx;	954	cctx_first = cctx;
784	}	955	}
785		956
786	/ coroutine switching ***************************************************/	957	/ coroutine switching ***************************************************/
787		958
788	/* never call directly, always through the coro_state_transfer global variable */	959	static void NOINLINE
		960	transfer_check (pTHX_ struct coro prev, struct coro next)
		961	{
		962	if (prev != next)
		963	{
		964	if (!(prev->flags & (CF_RUNNING \| CF_NEW)))
		965	croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states");
		966
		967	if (next->flags & CF_RUNNING)
		968	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
		969
		970	if (next->flags & CF_DESTROYED)
		971	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
		972
		973	if (PL_lex_state != LEX_NOTPARSING)
		974	croak ("Coro::State::transfer called while parsing, but this is not supported");
		975	}
		976	}
		977
		978	/* always use the TRANSFER macro */
789	static void NOINLINE	979	static void NOINLINE
790	transfer (pTHX_ struct coro prev, struct coro next)	980	transfer (pTHX_ struct coro prev, struct coro next)
791	{	981	{
792	dSTACKLEVEL;	982	dSTACKLEVEL;
793		983
…		…
803		993
804	if (prev->flags & CF_NEW)	994	if (prev->flags & CF_NEW)
805	{	995	{
806	/* create a new empty context */	996	/* create a new empty context */
807	Newz (0, prev->cctx, 1, coro_cctx);	997	Newz (0, prev->cctx, 1, coro_cctx);
808	prev->cctx->inuse = 1;
809	prev->flags &= ~CF_NEW;	998	prev->flags &= ~CF_NEW;
810	prev->flags \|= CF_RUNNING;	999	prev->flags \|= CF_RUNNING;
811	}	1000	}
812
813	/TODO: must not croak here /
814	if (!prev->flags & CF_RUNNING)
815	croak ("Coro::State::transfer called with non-running prev Coro::State, but can only transfer from running states");
816
817	if (next->flags & CF_RUNNING)
818	croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states");
819
820	if (next->flags & CF_DESTROYED)
821	croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states");
822		1001
823	prev->flags &= ~CF_RUNNING;	1002	prev->flags &= ~CF_RUNNING;
824	next->flags \|= CF_RUNNING;	1003	next->flags \|= CF_RUNNING;
825		1004
826	LOCK;	1005	LOCK;
…		…
831	next->flags &= ~CF_NEW;	1010	next->flags &= ~CF_NEW;
832	/* first get rid of the old state */	1011	/* first get rid of the old state */
833	save_perl (aTHX_ prev);	1012	save_perl (aTHX_ prev);
834	/* setup coroutine call */	1013	/* setup coroutine call */
835	setup_coro (aTHX_ next);	1014	setup_coro (aTHX_ next);
836	/* need a new stack */
837	assert (!next->cctx);
838	}	1015	}
839	else	1016	else
840	{	1017	{
841	/* coroutine already started */	1018	/* coroutine already started */
842	save_perl (aTHX_ prev);	1019	save_perl (aTHX_ prev);
…		…
844	}	1021	}
845		1022
846	prev__cctx = prev->cctx;	1023	prev__cctx = prev->cctx;
847		1024
848	/* possibly "free" the cctx */	1025	/* possibly "free" the cctx */
849	if (prev__cctx->idle_sp == STACKLEVEL)	1026	if (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))
850	{	1027	{
851	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */	1028	/* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */
852	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));	1029	assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te));
853		1030
854	prev->cctx = 0;	1031	prev->cctx = 0;
855		1032
856	cctx_put (prev__cctx);	1033	cctx_put (prev__cctx);
857	prev__cctx->inuse = 0;
858	}	1034	}
859		1035
		1036	++next->usecount;
		1037
860	if (!next->cctx)	1038	if (!next->cctx)
861	{
862	next->cctx = cctx_get (aTHX);	1039	next->cctx = cctx_get (aTHX);
863	assert (!next->cctx->inuse);
864	next->cctx->inuse = 1;
865	}
866		1040
867	if (prev__cctx != next->cctx)	1041	if (prev__cctx != next->cctx)
868	{	1042	{
869	prev__cctx->top_env = PL_top_env;	1043	prev__cctx->top_env = PL_top_env;
870	PL_top_env = next->cctx->top_env;	1044	PL_top_env = next->cctx->top_env;
…		…
880	{	1054	{
881	struct coro prev, next;	1055	struct coro prev, next;
882	};	1056	};
883		1057
884	#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)	1058	#define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next)
		1059	#define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next)
885		1060
886	/ high level stuff ******************************************************/	1061	/ high level stuff ******************************************************/
887		1062
888	static int	1063	static int
889	coro_state_destroy (pTHX_ struct coro *coro)	1064	coro_state_destroy (pTHX_ struct coro *coro)
…		…
972	#else	1147	#else
973	# define MGf_DUP 0	1148	# define MGf_DUP 0
974	#endif	1149	#endif
975	};	1150	};
976		1151
977	static struct coro *
978	SvSTATE_ (pTHX_ SV *coro)
979	{
980	HV *stash;
981	MAGIC *mg;
982
983	if (SvROK (coro))
984	coro = SvRV (coro);
985
986	stash = SvSTASH (coro);
987	if (stash != coro_stash && stash != coro_state_stash)
988	{
989	/* very slow, but rare, check */
990	if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State"))
991	croak ("Coro::State object required");
992	}
993
994	mg = CORO_MAGIC (coro);
995	return (struct coro *)mg->mg_ptr;
996	}
997
998	#define SvSTATE(sv) SvSTATE_ (aTHX_ (sv))
999
1000	static void	1152	static void
1001	prepare_transfer (pTHX_ struct transfer_args ta, SV prev_sv, SV *next_sv)	1153	prepare_transfer (pTHX_ struct transfer_args ta, SV prev_sv, SV *next_sv)
1002	{	1154	{
1003	ta->prev = SvSTATE (prev_sv);	1155	ta->prev = SvSTATE (prev_sv);
1004	ta->next = SvSTATE (next_sv);	1156	ta->next = SvSTATE (next_sv);
		1157	TRANSFER_CHECK (*ta);
1005	}	1158	}
1006		1159
1007	static void	1160	static void
1008	api_transfer (SV prev_sv, SV next_sv)	1161	api_transfer (SV prev_sv, SV next_sv)
1009	{	1162	{
…		…
1126	break;	1279	break;
1127	}	1280	}
1128		1281
1129	/* free this only after the transfer */	1282	/* free this only after the transfer */
1130	prev_sv = SvRV (coro_current);	1283	prev_sv = SvRV (coro_current);
1131	SvRV_set (coro_current, next_sv);
1132	ta->prev = SvSTATE (prev_sv);	1284	ta->prev = SvSTATE (prev_sv);
1133		1285	TRANSFER_CHECK (*ta);
1134	assert (ta->next->flags & CF_READY);	1286	assert (ta->next->flags & CF_READY);
1135	ta->next->flags &= ~CF_READY;	1287	ta->next->flags &= ~CF_READY;
		1288	SvRV_set (coro_current, next_sv);
1136		1289
1137	LOCK;	1290	LOCK;
1138	free_coro_mortal (aTHX);	1291	free_coro_mortal (aTHX);
1139	coro_mortal = prev_sv;	1292	coro_mortal = prev_sv;
1140	UNLOCK;	1293	UNLOCK;
…		…
1201	}	1354	}
1202	else	1355	else
1203	return 0;	1356	return 0;
1204	}	1357	}
1205		1358
		1359	static void
		1360	api_trace (struct coro *coro, int flags)
		1361	{
		1362	dTHX;
		1363
		1364	if (flags & CC_TRACE)
		1365	{
		1366	if (!coro->cctx)
		1367	coro->cctx = cctx_new ();
		1368	else if (!(coro->cctx->flags & CC_TRACE))
		1369	croak ("cannot enable tracing on coroutine with custom stack");
		1370
		1371	coro->cctx->flags \|= CC_NOREUSE \| (flags & (CC_TRACE \| CC_TRACE_ALL));
		1372	}
		1373	else if (coro->cctx && coro->cctx->flags & CC_TRACE)
		1374	{
		1375	coro->cctx->flags &= ~(CC_TRACE \| CC_TRACE_ALL);
		1376
		1377	if (coro->flags & CF_RUNNING)
		1378	PL_runops = RUNOPS_DEFAULT;
		1379	else
		1380	coro->runops = RUNOPS_DEFAULT;
		1381	}
		1382	}
		1383
1206	MODULE = Coro::State PACKAGE = Coro::State	1384	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
1207		1385
1208	PROTOTYPES: DISABLE	1386	PROTOTYPES: DISABLE
1209		1387
1210	BOOT:	1388	BOOT:
1211	{	1389	{
…		…
1213	MUTEX_INIT (&coro_mutex);	1391	MUTEX_INIT (&coro_mutex);
1214	#endif	1392	#endif
1215	BOOT_PAGESIZE;	1393	BOOT_PAGESIZE;
1216		1394
1217	coro_state_stash = gv_stashpv ("Coro::State", TRUE);	1395	coro_state_stash = gv_stashpv ("Coro::State", TRUE);
		1396
		1397	newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE));
		1398	newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB));
		1399	newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE));
		1400	newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL));
1218		1401
1219	newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV));	1402	newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (CORO_SAVE_DEFAV));
1220	newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV));	1403	newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (CORO_SAVE_DEFSV));
1221	newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV));	1404	newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (CORO_SAVE_ERRSV));
1222	newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV));	1405	newCONSTSUB (coro_state_stash, "SAVE_IRSSV", newSViv (CORO_SAVE_IRSSV));
…		…
1374	if (coro->hv)	1557	if (coro->hv)
1375	XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv)));	1558	XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv)));
1376	}	1559	}
1377		1560
1378	void	1561	void
1379	_eval (Coro::State coro, SV *coderef)	1562	call (Coro::State coro, SV *coderef)
		1563	ALIAS:
		1564	eval = 1
1380	CODE:	1565	CODE:
1381	{	1566	{
1382	if (coro->mainstack)	1567	if (coro->mainstack)
1383	{	1568	{
1384	struct coro temp;	1569	struct coro temp;
…		…
1395	dSP;	1580	dSP;
1396	ENTER;	1581	ENTER;
1397	SAVETMPS;	1582	SAVETMPS;
1398	PUSHMARK (SP);	1583	PUSHMARK (SP);
1399	PUTBACK;	1584	PUTBACK;
		1585	if (ix)
		1586	eval_sv (coderef, 0);
		1587	else
1400	call_sv (coderef, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);	1588	call_sv (coderef, G_KEEPERR \| G_EVAL \| G_VOID \| G_DISCARD);
1401	SPAGAIN;	1589	SPAGAIN;
1402	FREETMPS;	1590	FREETMPS;
1403	LEAVE;	1591	LEAVE;
1404	PUTBACK;	1592	PUTBACK;
1405	}	1593	}
…		…
1409	save_perl (aTHX_ coro);	1597	save_perl (aTHX_ coro);
1410	load_perl (aTHX_ &temp);	1598	load_perl (aTHX_ &temp);
1411	}	1599	}
1412	}	1600	}
1413	}	1601	}
1414		1602
1415	SV *	1603	SV *
1416	is_ready (Coro::State coro)	1604	is_ready (Coro::State coro)
1417	PROTOTYPE: $	1605	PROTOTYPE: $
1418	ALIAS:	1606	ALIAS:
1419	is_ready = CF_READY	1607	is_ready = CF_READY
…		…
1423	CODE:	1611	CODE:
1424	RETVAL = boolSV (coro->flags & ix);	1612	RETVAL = boolSV (coro->flags & ix);
1425	OUTPUT:	1613	OUTPUT:
1426	RETVAL	1614	RETVAL
1427		1615
		1616	void
		1617	api_trace (Coro::State coro, int flags = CC_TRACE \| CC_TRACE_SUB)
		1618
		1619	SV *
		1620	has_stack (Coro::State coro)
		1621	PROTOTYPE: $
		1622	CODE:
		1623	RETVAL = boolSV (!!coro->cctx);
		1624	OUTPUT:
		1625	RETVAL
		1626
		1627	int
		1628	is_traced (Coro::State coro)
		1629	PROTOTYPE: $
		1630	CODE:
		1631	RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL;
		1632	OUTPUT:
		1633	RETVAL
		1634
1428	IV	1635	IV
1429	rss (Coro::State coro)	1636	rss (Coro::State coro)
1430	PROTOTYPE: $	1637	PROTOTYPE: $
		1638	ALIAS:
		1639	usecount = 1
1431	CODE:	1640	CODE:
1432	RETVAL = coro_rss (coro);	1641	switch (ix)
		1642	{
		1643	case 0: RETVAL = coro_rss (aTHX_ coro); break;
		1644	case 1: RETVAL = coro->usecount; break;
		1645	}
1433	OUTPUT:	1646	OUTPUT:
1434	RETVAL	1647	RETVAL
1435		1648
1436		1649
1437	MODULE = Coro::State PACKAGE = Coro	1650	MODULE = Coro::State PACKAGE = Coro
1438		1651
1439	BOOT:	1652	BOOT:
1440	{	1653	{
1441	int i;	1654	int i;
		1655
		1656	sv_pool_rss = get_sv ("Coro::POOL_RSS" , TRUE);
		1657	sv_pool_size = get_sv ("Coro::POOL_SIZE" , TRUE);
		1658	av_async_pool = get_av ("Coro::async_pool", TRUE);
		1659
		1660	coro_current = get_sv ("Coro::current", FALSE);
		1661	SvREADONLY_on (coro_current);
1442		1662
1443	coro_stash = gv_stashpv ("Coro", TRUE);	1663	coro_stash = gv_stashpv ("Coro", TRUE);
1444		1664
1445	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	1665	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
1446	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	1666	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
1447	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));	1667	newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL));
1448	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));	1668	newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW));
1449	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));	1669	newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE));
1450	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));	1670	newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN));
1451
1452	coro_current = get_sv ("Coro::current", FALSE);
1453	SvREADONLY_on (coro_current);
1454		1671
1455	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )	1672	for (i = PRIO_MAX - PRIO_MIN + 1; i--; )
1456	coro_ready[i] = newAV ();	1673	coro_ready[i] = newAV ();
1457		1674
1458	{	1675	{
…		…
1516	CODE:	1733	CODE:
1517	RETVAL = coro_nready;	1734	RETVAL = coro_nready;
1518	OUTPUT:	1735	OUTPUT:
1519	RETVAL	1736	RETVAL
1520		1737
		1738	# for async_pool speedup
		1739	void
		1740	_pool_1 (SV *cb)
		1741	CODE:
		1742	{
		1743	int i, len;
		1744	HV hv = (HV )SvRV (coro_current);
		1745	AV *defav = GvAV (PL_defgv);
		1746	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
		1747	AV *invoke_av;
		1748
		1749	if (!invoke)
		1750	croak ("\3terminate\2\n");
		1751
		1752	hv_store (hv, "desc", sizeof ("desc") - 1,
		1753	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
		1754
		1755	invoke_av = (AV *)SvRV (invoke);
		1756	len = av_len (invoke_av);
		1757
		1758	sv_setsv (cb, AvARRAY (invoke_av)[0]);
		1759
		1760	if (len > 0)
		1761	{
		1762	av_fill (defav, len - 1);
		1763	for (i = 0; i < len; ++i)
		1764	av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1]));
		1765	}
		1766
		1767	SvREFCNT_dec (invoke);
		1768	}
		1769
		1770	void
		1771	_pool_2 (SV *cb)
		1772	CODE:
		1773	{
		1774	struct coro *coro = SvSTATE (coro_current);
		1775
		1776	sv_setsv (cb, &PL_sv_undef);
		1777
		1778	if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss)
		1779	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
		1780	croak ("\3terminate\2\n");
		1781
		1782	av_clear (GvAV (PL_defgv));
		1783	hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1,
		1784	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
		1785	coro->save = CORO_SAVE_DEF;
		1786	coro->prio = 0;
		1787
		1788	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
		1789	api_trace (coro, 0);
		1790
		1791	av_push (av_async_pool, newSVsv (coro_current));
		1792	}
		1793
		1794
1521	MODULE = Coro::State PACKAGE = Coro::AIO	1795	MODULE = Coro::State PACKAGE = Coro::AIO
1522		1796
1523	SV *	1797	SV *
1524	_get_state ()	1798	_get_state ()
1525	CODE:	1799	CODE:

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Comparing Coro/Coro/State.xs (file contents): Revision 1.158 by root, Fri Sep 21 02:23:48 2007 UTC vs. Revision 1.173 by root, Sun Sep 30 13:41:45 2007 UTC

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Comparing Coro/Coro/State.xs (file contents):
Revision 1.158 by root, Fri Sep 21 02:23:48 2007 UTC vs.
Revision 1.173 by root, Sun Sep 30 13:41:45 2007 UTC