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

Comparing Coro/Coro/State.xs (file contents):
Revision 1.309 by root, Wed Nov 19 15:29:57 2008 UTC vs.
Revision 1.321 by root, Sat Nov 22 02:09:54 2008 UTC

…		…
		1	#define CORO_CLONE 1 //D
		2
1	#include "libcoro/coro.c"	3	#include "libcoro/coro.c"
2		4
3	#define PERL_NO_GET_CONTEXT	5	#define PERL_NO_GET_CONTEXT
4	#define PERL_EXT	6	#define PERL_EXT
5		7
55		57
56	#define PERL_VERSION_ATLEAST(a,b,c) \	58	#define PERL_VERSION_ATLEAST(a,b,c) \
57	(PERL_REVISION > (a) \	59	(PERL_REVISION > (a) \
58	\|\| (PERL_REVISION == (a) \	60	\|\| (PERL_REVISION == (a) \
59	&& (PERL_VERSION > (b) \	61	&& (PERL_VERSION > (b) \
60	\|\| (PERL_VERSION == (b) && PERLSUBVERSION >= (c)))))	62	\|\| (PERL_VERSION == (b) && PERL_SUBVERSION >= (c)))))
61		63
62	#if !PERL_VERSION_ATLEAST (5,6,0)	64	#if !PERL_VERSION_ATLEAST (5,6,0)
63	# ifndef PL_ppaddr	65	# ifndef PL_ppaddr
64	# define PL_ppaddr ppaddr	66	# define PL_ppaddr ppaddr
65	# endif	67	# endif
…		…
98	# define newSV(l) NEWSV(0,l)	100	# define newSV(l) NEWSV(0,l)
99	#endif	101	#endif
100	#ifndef CvISXSUB_on	102	#ifndef CvISXSUB_on
101	# define CvISXSUB_on(cv) (void)cv	103	# define CvISXSUB_on(cv) (void)cv
102	#endif	104	#endif
		105	#ifndef CvISXSUB
		106	# define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE)
		107	#endif
		108	#ifndef Newx
		109	# define Newx(ptr,nitems,type) New (0,ptr,nitems,type)
		110	#endif
103		111
104	/* 5.8.7 */	112	/* 5.8.7 */
105	#ifndef SvRV_set	113	#ifndef SvRV_set
106	# define SvRV_set(s,v) SvRV(s) = (v)	114	# define SvRV_set(s,v) SvRV(s) = (v)
107	#endif	115	#endif
…		…
165	static size_t cctx_stacksize = CORO_STACKSIZE;	173	static size_t cctx_stacksize = CORO_STACKSIZE;
166	static struct CoroAPI coroapi;	174	static struct CoroAPI coroapi;
167	static AV main_mainstack; / used to differentiate between $main and others */	175	static AV main_mainstack; / used to differentiate between $main and others */
168	static JMPENV *main_top_env;	176	static JMPENV *main_top_env;
169	static HV coro_state_stash, coro_stash;	177	static HV coro_state_stash, coro_stash;
170	static CV *coro_run_cv;
171	static volatile SV coro_mortal; / will be freed/thrown after next transfer */	178	static volatile SV coro_mortal; / will be freed/thrown after next transfer */
		179
		180	static AV av_destroy; / destruction queue */
		181	static SV sv_manager; / the manager coro */
172		182
173	static GV irsgv; / $/ */	183	static GV irsgv; / $/ */
174	static GV stdoutgv; / STDOUT /	184	static GV stdoutgv; / STDOUT /
175	static SV *rv_diehook;	185	static SV *rv_diehook;
176	static SV *rv_warnhook;	186	static SV *rv_warnhook;
177	static HV hv_sig; / %SIG */	187	static HV hv_sig; / %SIG */
178		188
179	/* async_pool helper stuff */	189	/* async_pool helper stuff */
180	static SV *sv_pool_rss;	190	static SV *sv_pool_rss;
181	static SV *sv_pool_size;	191	static SV *sv_pool_size;
		192	static SV sv_async_pool_idle; / description string */
182	static AV *av_async_pool;	193	static AV av_async_pool; / idle pool */
		194	static SV sv_Coro; / class string */
		195	static CV *cv_pool_handler;
		196	static CV *cv_coro_state_new;
183		197
184	/* Coro::AnyEvent */	198	/* Coro::AnyEvent */
185	static SV *sv_activity;	199	static SV *sv_activity;
186		200
187	static struct coro_cctx *cctx_first;	201	static struct coro_cctx *cctx_first;
…		…
264	SV except; / exception to be thrown */	278	SV except; / exception to be thrown */
265	SV *rouse_cb;	279	SV *rouse_cb;
266		280
267	/* async_pool */	281	/* async_pool */
268	SV *saved_deffh;	282	SV *saved_deffh;
		283	SV *invoke_cb;
		284	AV *invoke_av;
269		285
270	/* linked list */	286	/* linked list */
271	struct coro next, prev;	287	struct coro next, prev;
272	};	288	};
273		289
…		…
290		306
291	/* for Coro.pm */	307	/* for Coro.pm */
292	static SV *coro_current;	308	static SV *coro_current;
293	static SV *coro_readyhook;	309	static SV *coro_readyhook;
294	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];	310	static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1];
		311	static CV cv_coro_run, cv_coro_terminate;
295	static struct coro *coro_first;	312	static struct coro *coro_first;
296	#define coro_nready coroapi.nready	313	#define coro_nready coroapi.nready
297		314
298	/ lowlevel stuff ********************************************************/	315	/ lowlevel stuff ********************************************************/
299		316
…		…
327	return get_hv (name, create);	344	return get_hv (name, create);
328	}	345	}
329		346
330	/* may croak */	347	/* may croak */
331	INLINE CV *	348	INLINE CV *
332	coro_sv_2cv (SV *sv)	349	coro_sv_2cv (pTHX_ SV *sv)
333	{	350	{
334	HV *st;	351	HV *st;
335	GV *gvp;	352	GV *gvp;
336	return sv_2cv (sv, &st, &gvp, 0);	353	return sv_2cv (sv, &st, &gvp, 0);
337	}	354	}
338		355
339	static AV *	356	static AV *
340	coro_clone_padlist (pTHX_ CV *cv)	357	coro_derive_padlist (pTHX_ CV *cv)
341	{	358	{
342	AV *padlist = CvPADLIST (cv);	359	AV *padlist = CvPADLIST (cv);
343	AV newpadlist, newpad;	360	AV newpadlist, newpad;
344		361
345	newpadlist = newAV ();	362	newpadlist = newAV ();
…		…
465	CV *cp = Perl_cv_clone (aTHX_ cv);	482	CV *cp = Perl_cv_clone (aTHX_ cv);
466	CvPADLIST (cv) = CvPADLIST (cp);	483	CvPADLIST (cv) = CvPADLIST (cp);
467	CvPADLIST (cp) = 0;	484	CvPADLIST (cp) = 0;
468	SvREFCNT_dec (cp);	485	SvREFCNT_dec (cp);
469	#else	486	#else
470	CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv);	487	CvPADLIST (cv) = coro_derive_padlist (aTHX_ cv);
471	#endif	488	#endif
472	}	489	}
473	}	490	}
474		491
475	static void	492	static void
…		…
687	#if !PERL_VERSION_ATLEAST (5,10,0)	704	#if !PERL_VERSION_ATLEAST (5,10,0)
688	Safefree (PL_retstack);	705	Safefree (PL_retstack);
689	#endif	706	#endif
690	}	707	}
691		708
		709	#define CORO_RSS \
		710	rss += sizeof (SYM (curstackinfo)); \
		711	rss += (SYM (curstackinfo->si_cxmax) + 1) * sizeof (PERL_CONTEXT); \
		712	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (SYM (curstack))) * sizeof (SV *); \
		713	rss += SYM (tmps_max) * sizeof (SV *); \
		714	rss += (SYM (markstack_max) - SYM (markstack_ptr)) * sizeof (I32); \
		715	rss += SYM (scopestack_max) * sizeof (I32); \
		716	rss += SYM (savestack_max) * sizeof (ANY);
		717
692	static size_t	718	static size_t
693	coro_rss (pTHX_ struct coro *coro)	719	coro_rss (pTHX_ struct coro *coro)
694	{	720	{
695	size_t rss = sizeof (*coro);	721	size_t rss = sizeof (*coro);
696		722
697	if (coro->mainstack)	723	if (coro->mainstack)
698	{	724	{
699	perl_slots tmp_slot;
700	perl_slots *slot;
701
702	if (coro->flags & CF_RUNNING)	725	if (coro->flags & CF_RUNNING)
703	{	726	{
704	slot = &tmp_slot;	727	#define SYM(sym) PL_ ## sym
705		728	CORO_RSS;
706	#define VAR(name,type) slot->name = PL_ ## name;
707	# include "state.h"
708	#undef VAR	729	#undef SYM
709	}	730	}
710	else	731	else
711	slot = coro->slot;
712
713	if (slot)
714	{	732	{
715	rss += sizeof (slot->curstackinfo);	733	#define SYM(sym) coro->slot->sym
716	rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT);	734	CORO_RSS;
717	rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *);	735	#undef SYM
718	rss += slot->tmps_max * sizeof (SV *);
719	rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32);
720	rss += slot->scopestack_max * sizeof (I32);
721	rss += slot->savestack_max * sizeof (ANY);
722
723	#if !PERL_VERSION_ATLEAST (5,10,0)
724	rss += slot->retstack_max * sizeof (OP *);
725	#endif
726	}	736	}
727	}	737	}
728		738
729	return rss;	739	return rss;
730	}	740	}
…		…
832	slf_check_nop (pTHX_ struct CoroSLF *frame)	842	slf_check_nop (pTHX_ struct CoroSLF *frame)
833	{	843	{
834	return 0;	844	return 0;
835	}	845	}
836		846
		847	static int
		848	slf_check_repeat (pTHX_ struct CoroSLF *frame)
		849	{
		850	return 1;
		851	}
		852
837	static UNOP coro_setup_op;	853	static UNOP coro_setup_op;
838		854
839	static void NOINLINE /* noinline to keep it out of the transfer fast path */	855	static void NOINLINE /* noinline to keep it out of the transfer fast path */
840	coro_setup (pTHX_ struct coro *coro)	856	coro_setup (pTHX_ struct coro *coro)
841	{	857	{
…		…
890	slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */	906	slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */
891	slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */	907	slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */
892		908
893	/* and we have to provide the pp_slf op in any case, so pp_slf can skip it */	909	/* and we have to provide the pp_slf op in any case, so pp_slf can skip it */
894	coro_setup_op.op_next = PL_op;	910	coro_setup_op.op_next = PL_op;
895	coro_setup_op.op_type = OP_CUSTOM;	911	coro_setup_op.op_type = OP_ENTERSUB;
896	coro_setup_op.op_ppaddr = pp_slf;	912	coro_setup_op.op_ppaddr = pp_slf;
897	/* no flags etc. required, as an init function won't be called */	913	/* no flags etc. required, as an init function won't be called */
898		914
899	PL_op = (OP *)&coro_setup_op;	915	PL_op = (OP *)&coro_setup_op;
900		916
…		…
932	SvREFCNT_dec (PL_diehook);	948	SvREFCNT_dec (PL_diehook);
933	SvREFCNT_dec (PL_warnhook);	949	SvREFCNT_dec (PL_warnhook);
934		950
935	SvREFCNT_dec (coro->saved_deffh);	951	SvREFCNT_dec (coro->saved_deffh);
936	SvREFCNT_dec (coro->rouse_cb);	952	SvREFCNT_dec (coro->rouse_cb);
		953	SvREFCNT_dec (coro->invoke_cb);
		954	SvREFCNT_dec (coro->invoke_av);
937		955
938	coro_destruct_stacks (aTHX);	956	coro_destruct_stacks (aTHX);
939	}	957	}
940		958
941	INLINE void	959	INLINE void
…		…
1013	{	1031	{
1014	PERL_CONTEXT *cx = &cxstack[cxstack_ix];	1032	PERL_CONTEXT *cx = &cxstack[cxstack_ix];
1015		1033
1016	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)	1034	if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix)
1017	{	1035	{
1018	runops_proc_t old_runops = PL_runops;
1019	dSP;	1036	dSP;
1020	GV *gv = CvGV (cx->blk_sub.cv);	1037	GV *gv = CvGV (cx->blk_sub.cv);
1021	SV *fullname = sv_2mortal (newSV (0));	1038	SV *fullname = sv_2mortal (newSV (0));
1022		1039
1023	if (isGV (gv))	1040	if (isGV (gv))
…		…
1608	api_is_ready (pTHX_ SV *coro_sv)	1625	api_is_ready (pTHX_ SV *coro_sv)
1609	{	1626	{
1610	return !!(SvSTATE (coro_sv)->flags & CF_READY);	1627	return !!(SvSTATE (coro_sv)->flags & CF_READY);
1611	}	1628	}
1612		1629
		1630	/* expects to own a reference to next->hv */
1613	INLINE void	1631	INLINE void
		1632	prepare_schedule_to (pTHX_ struct coro_transfer_args ta, struct coro next)
		1633	{
		1634	SV *prev_sv = SvRV (coro_current);
		1635
		1636	ta->prev = SvSTATE_hv (prev_sv);
		1637	ta->next = next;
		1638
		1639	TRANSFER_CHECK (*ta);
		1640
		1641	SvRV_set (coro_current, (SV *)next->hv);
		1642
		1643	free_coro_mortal (aTHX);
		1644	coro_mortal = prev_sv;
		1645	}
		1646
		1647	static void
1614	prepare_schedule (pTHX_ struct coro_transfer_args *ta)	1648	prepare_schedule (pTHX_ struct coro_transfer_args *ta)
1615	{	1649	{
1616	SV prev_sv, next_sv;
1617
1618	for (;;)	1650	for (;;)
1619	{	1651	{
1620	next_sv = coro_deq (aTHX);	1652	SV *next_sv = coro_deq (aTHX);
1621		1653
1622	/* nothing to schedule: call the idle handler */
1623	if (expect_false (!next_sv))	1654	if (expect_true (next_sv))
1624	{	1655	{
		1656	struct coro *next = SvSTATE_hv (next_sv);
		1657
		1658	/* cannot transfer to destroyed coros, skip and look for next */
		1659	if (expect_false (next->flags & CF_DESTROYED))
		1660	SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */
		1661	else
		1662	{
		1663	next->flags &= ~CF_READY;
		1664	--coro_nready;
		1665
		1666	prepare_schedule_to (aTHX_ ta, next);
		1667	break;
		1668	}
		1669	}
		1670	else
		1671	{
		1672	/* nothing to schedule: call the idle handler */
1625	dSP;	1673	dSP;
1626		1674
1627	ENTER;	1675	ENTER;
1628	SAVETMPS;	1676	SAVETMPS;
1629		1677
…		…
1631	PUTBACK;	1679	PUTBACK;
1632	call_sv (get_sv ("Coro::idle", FALSE), G_VOID \| G_DISCARD);	1680	call_sv (get_sv ("Coro::idle", FALSE), G_VOID \| G_DISCARD);
1633		1681
1634	FREETMPS;	1682	FREETMPS;
1635	LEAVE;	1683	LEAVE;
1636	continue;
1637	}	1684	}
1638
1639	ta->next = SvSTATE_hv (next_sv);
1640
1641	/* cannot transfer to destroyed coros, skip and look for next */
1642	if (expect_false (ta->next->flags & CF_DESTROYED))
1643	{
1644	SvREFCNT_dec (next_sv);
1645	/* coro_nready has already been taken care of by destroy */
1646	continue;
1647	}
1648
1649	--coro_nready;
1650	break;
1651	}	1685	}
1652
1653	/* free this only after the transfer */
1654	prev_sv = SvRV (coro_current);
1655	ta->prev = SvSTATE_hv (prev_sv);
1656	TRANSFER_CHECK (*ta);
1657	assert (("FATAL: next coroutine isn't marked as ready in Coro (please report)", ta->next->flags & CF_READY));
1658	ta->next->flags &= ~CF_READY;
1659	SvRV_set (coro_current, next_sv);
1660
1661	free_coro_mortal (aTHX);
1662	coro_mortal = prev_sv;
1663	}	1686	}
1664		1687
1665	INLINE void	1688	INLINE void
1666	prepare_cede (pTHX_ struct coro_transfer_args *ta)	1689	prepare_cede (pTHX_ struct coro_transfer_args *ta)
1667	{	1690	{
…		…
1688	{	1711	{
1689	struct coro_transfer_args ta;	1712	struct coro_transfer_args ta;
1690		1713
1691	prepare_schedule (aTHX_ &ta);	1714	prepare_schedule (aTHX_ &ta);
1692	TRANSFER (ta, 1);	1715	TRANSFER (ta, 1);
		1716	}
		1717
		1718	static void
		1719	api_schedule_to (pTHX_ SV *coro_sv)
		1720	{
		1721	struct coro_transfer_args ta;
		1722	struct coro *next = SvSTATE (coro_sv);
		1723
		1724	SvREFCNT_inc_NN (coro_sv);
		1725	prepare_schedule_to (aTHX_ &ta, next);
1693	}	1726	}
1694		1727
1695	static int	1728	static int
1696	api_cede (pTHX)	1729	api_cede (pTHX)
1697	{	1730	{
…		…
1746	else	1779	else
1747	coro->slot->runops = RUNOPS_DEFAULT;	1780	coro->slot->runops = RUNOPS_DEFAULT;
1748	}	1781	}
1749	}	1782	}
1750		1783
		1784	static void
		1785	coro_call_on_destroy (pTHX_ struct coro *coro)
		1786	{
		1787	SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0);
		1788	SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0);
		1789
		1790	if (on_destroyp)
		1791	{
		1792	AV on_destroy = (AV )SvRV (*on_destroyp);
		1793
		1794	while (AvFILLp (on_destroy) >= 0)
		1795	{
		1796	dSP; /* don't disturb outer sp */
		1797	SV *cb = av_pop (on_destroy);
		1798
		1799	PUSHMARK (SP);
		1800
		1801	if (statusp)
		1802	{
		1803	int i;
		1804	AV status = (AV )SvRV (*statusp);
		1805	EXTEND (SP, AvFILLp (status) + 1);
		1806
		1807	for (i = 0; i <= AvFILLp (status); ++i)
		1808	PUSHs (AvARRAY (status)[i]);
		1809	}
		1810
		1811	PUTBACK;
		1812	call_sv (sv_2mortal (cb), G_VOID \| G_DISCARD);
		1813	}
		1814	}
		1815	}
		1816
		1817	static void
		1818	slf_init_terminate (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1819	{
		1820	int i;
		1821	HV hv = (HV )SvRV (coro_current);
		1822	AV *av = newAV ();
		1823
		1824	av_extend (av, items - 1);
		1825	for (i = 0; i < items; ++i)
		1826	av_push (av, SvREFCNT_inc_NN (arg [i]));
		1827
		1828	hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0);
		1829
		1830	av_push (av_destroy, (SV )newRV_inc ((SV )hv)); /* RVinc for perl */
		1831	api_ready (aTHX_ sv_manager);
		1832
		1833	frame->prepare = prepare_schedule;
		1834	frame->check = slf_check_repeat;
		1835	}
		1836
		1837	/*****************************************************************************/
		1838	/* async pool handler */
		1839
		1840	static int
		1841	slf_check_pool_handler (pTHX_ struct CoroSLF *frame)
		1842	{
		1843	HV hv = (HV )SvRV (coro_current);
		1844	struct coro coro = (struct coro )frame->data;
		1845
		1846	if (!coro->invoke_cb)
		1847	return 1; /* loop till we have invoke */
		1848	else
		1849	{
		1850	hv_store (hv, "desc", sizeof ("desc") - 1,
		1851	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
		1852
		1853	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
		1854
		1855	{
		1856	dSP;
		1857	XPUSHs (sv_2mortal (coro->invoke_cb)); coro->invoke_cb = 0;
		1858	PUTBACK;
		1859	}
		1860
		1861	SvREFCNT_dec (GvAV (PL_defgv));
		1862	GvAV (PL_defgv) = coro->invoke_av;
		1863	coro->invoke_av = 0;
		1864
		1865	return 0;
		1866	}
		1867	}
		1868
		1869	static void
		1870	slf_init_pool_handler (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		1871	{
		1872	HV hv = (HV )SvRV (coro_current);
		1873	struct coro coro = SvSTATE_hv ((SV )hv);
		1874
		1875	if (expect_true (coro->saved_deffh))
		1876	{
		1877	/* subsequent iteration */
		1878	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;
		1879	coro->saved_deffh = 0;
		1880
		1881	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
		1882	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
		1883	{
		1884	coro->invoke_cb = SvREFCNT_inc_NN ((SV *)cv_coro_terminate);
		1885	coro->invoke_av = newAV ();
		1886
		1887	frame->prepare = prepare_nop;
		1888	}
		1889	else
		1890	{
		1891	av_clear (GvAV (PL_defgv));
		1892	hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0);
		1893
		1894	coro->prio = 0;
		1895
		1896	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
		1897	api_trace (aTHX_ coro_current, 0);
		1898
		1899	frame->prepare = prepare_schedule;
		1900	av_push (av_async_pool, SvREFCNT_inc (hv));
		1901	}
		1902	}
		1903	else
		1904	{
		1905	/* first iteration, simply fall through */
		1906	frame->prepare = prepare_nop;
		1907	}
		1908
		1909	frame->check = slf_check_pool_handler;
		1910	frame->data = (void *)coro;
		1911	}
		1912
1751	/*****************************************************************************/	1913	/*****************************************************************************/
1752	/* rouse callback */	1914	/* rouse callback */
1753		1915
1754	#define CORO_MAGIC_type_rouse PERL_MAGIC_ext	1916	#define CORO_MAGIC_type_rouse PERL_MAGIC_ext
1755		1917
…		…
1760	SV data = (SV )GENSUB_ARG;	1922	SV data = (SV )GENSUB_ARG;
1761		1923
1762	if (SvTYPE (SvRV (data)) != SVt_PVAV)	1924	if (SvTYPE (SvRV (data)) != SVt_PVAV)
1763	{	1925	{
1764	/* first call, set args */	1926	/* first call, set args */
1765	int i;
1766	AV *av = newAV ();	1927	AV *av = newAV ();
1767	SV *coro = SvRV (data);	1928	SV *coro = SvRV (data);
1768		1929
1769	SvRV_set (data, (SV *)av);	1930	SvRV_set (data, (SV *)av);
1770	api_ready (aTHX_ coro);	1931	api_ready (aTHX_ coro);
…		…
1911	static void	2072	static void
1912	slf_init_schedule (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2073	slf_init_schedule (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
1913	{	2074	{
1914	frame->prepare = prepare_schedule;	2075	frame->prepare = prepare_schedule;
1915	frame->check = slf_check_nop;	2076	frame->check = slf_check_nop;
		2077	}
		2078
		2079	static void
		2080	slf_prepare_schedule_to (pTHX_ struct coro_transfer_args *ta)
		2081	{
		2082	struct coro next = (struct coro )slf_frame.data;
		2083
		2084	SvREFCNT_inc_NN (next->hv);
		2085	prepare_schedule_to (aTHX_ ta, next);
		2086	}
		2087
		2088	static void
		2089	slf_init_schedule_to (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		2090	{
		2091	if (!items)
		2092	croak ("Coro::schedule_to expects a coroutine argument, caught");
		2093
		2094	frame->data = (void *)SvSTATE (arg [0]);
		2095	frame->prepare = slf_prepare_schedule_to;
		2096	frame->check = slf_check_nop;
		2097	}
		2098
		2099	static void
		2100	slf_init_cede_to (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
		2101	{
		2102	api_ready (aTHX_ SvRV (coro_current));
		2103
		2104	slf_init_schedule_to (aTHX_ frame, cv, arg, items);
1916	}	2105	}
1917		2106
1918	static void	2107	static void
1919	slf_init_cede (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)	2108	slf_init_cede (pTHX_ struct CoroSLF frame, CV cv, SV **arg, int items)
1920	{	2109	{
…		…
2066	}	2255	}
2067	else	2256	else
2068	slf_argc = 0;	2257	slf_argc = 0;
2069		2258
2070	PL_op->op_ppaddr = pp_slf;	2259	PL_op->op_ppaddr = pp_slf;
2071	PL_op->op_type = OP_CUSTOM; /* maybe we should leave it at entersub? */	2260	/PL_op->op_type = OP_CUSTOM; / we do behave like entersub still */
2072		2261
2073	PL_op = (OP *)&slf_restore;	2262	PL_op = (OP *)&slf_restore;
2074	}	2263	}
2075		2264
2076	/*****************************************************************************/	2265	/*****************************************************************************/
…		…
2299	{	2488	{
2300	if (items >= 2)	2489	if (items >= 2)
2301	{	2490	{
2302	/* callback form */	2491	/* callback form */
2303	AV av = (AV )SvRV (arg [0]);	2492	AV av = (AV )SvRV (arg [0]);
2304	CV *cb_cv = coro_sv_2cv (arg [1]);	2493	CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]);
2305		2494
2306	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));	2495	av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv));
2307		2496
2308	if (SvIVX (AvARRAY (av)[0]) > 0)	2497	if (SvIVX (AvARRAY (av)[0]) > 0)
2309	coro_semaphore_adjust (aTHX_ av, 0);	2498	coro_semaphore_adjust (aTHX_ av, 0);
…		…
2395	dXSARGS;	2584	dXSARGS;
2396	AV state = (AV )GENSUB_ARG;	2585	AV state = (AV )GENSUB_ARG;
2397	SV *coro = av_pop (state);	2586	SV *coro = av_pop (state);
2398	SV *data_sv = newSV (sizeof (struct io_state));	2587	SV *data_sv = newSV (sizeof (struct io_state));
2399		2588
2400	av_extend (state, items);	2589	av_extend (state, items - 1);
2401		2590
2402	sv_upgrade (data_sv, SVt_PV);	2591	sv_upgrade (data_sv, SVt_PV);
2403	SvCUR_set (data_sv, sizeof (struct io_state));	2592	SvCUR_set (data_sv, sizeof (struct io_state));
2404	SvPOK_only (data_sv);	2593	SvPOK_only (data_sv);
2405		2594
…		…
2540	XSRETURN_EMPTY;	2729	XSRETURN_EMPTY;
2541	}	2730	}
2542		2731
2543	/*****************************************************************************/	2732	/*****************************************************************************/
2544		2733
		2734	#if CORO_CLONE
		2735	# include "clone.c"
		2736	#endif
		2737
2545	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_	2738	MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_
2546		2739
2547	PROTOTYPES: DISABLE	2740	PROTOTYPES: DISABLE
2548		2741
2549	BOOT:	2742	BOOT:
…		…
2581		2774
2582	{	2775	{
2583	SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf)));	2776	SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf)));
2584		2777
2585	if (!PL_custom_op_names) PL_custom_op_names = newHV ();	2778	if (!PL_custom_op_names) PL_custom_op_names = newHV ();
2586	hv_store_ent (PL_custom_op_names, slf,	2779	hv_store_ent (PL_custom_op_names, slf, newSVpv ("coro_slf", 0), 0);
2587	newSVpv ("coro_slf", 0), 0);
2588		2780
2589	if (!PL_custom_op_descs) PL_custom_op_descs = newHV ();	2781	if (!PL_custom_op_descs) PL_custom_op_descs = newHV ();
2590	hv_store_ent (PL_custom_op_descs, slf,	2782	hv_store_ent (PL_custom_op_descs, slf, newSVpv ("coro schedule like function", 0), 0);
2591	newSVpv ("coro schedule like function", 0), 0);
2592	}	2783	}
2593		2784
2594	coroapi.ver = CORO_API_VERSION;	2785	coroapi.ver = CORO_API_VERSION;
2595	coroapi.rev = CORO_API_REVISION;	2786	coroapi.rev = CORO_API_REVISION;
2596		2787
…		…
2627	CV *cb;	2818	CV *cb;
2628	int i;	2819	int i;
2629		2820
2630	if (items > 1)	2821	if (items > 1)
2631	{	2822	{
2632	cb = coro_sv_2cv (ST (1));	2823	cb = coro_sv_2cv (aTHX_ ST (1));
2633		2824
		2825	if (!ix)
		2826	{
2634	if (CvISXSUB (cb))	2827	if (CvISXSUB (cb))
2635	croak ("Coro::State doesn't support XS functions as coroutine start, caught");	2828	croak ("Coro::State doesn't support XS functions as coroutine start, caught");
2636		2829
2637	if (!CvROOT (cb))	2830	if (!CvROOT (cb))
2638	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");	2831	croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught");
		2832	}
2639	}	2833	}
2640		2834
2641	Newz (0, coro, 1, struct coro);	2835	Newz (0, coro, 1, struct coro);
2642	coro->args = newAV ();	2836	coro->args = newAV ();
2643	coro->flags = CF_NEW;	2837	coro->flags = CF_NEW;
…		…
2651	mg->mg_flags \|= MGf_DUP;	2845	mg->mg_flags \|= MGf_DUP;
2652	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));	2846	RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1));
2653		2847
2654	if (items > 1)	2848	if (items > 1)
2655	{	2849	{
2656	av_extend (coro->args, items - 1 + ix);	2850	av_extend (coro->args, items - 1 + ix - 1);
2657		2851
2658	if (ix)	2852	if (ix)
2659	{	2853	{
2660	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));	2854	av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb));
2661	cb = coro_run_cv;	2855	cb = cv_coro_run;
2662	}	2856	}
2663		2857
2664	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);	2858	coro->startcv = (CV )SvREFCNT_inc_NN ((SV )cb);
2665		2859
2666	for (i = 2; i < items; i++)	2860	for (i = 2; i < items; i++)
…		…
2686	void	2880	void
2687	_exit (int code)	2881	_exit (int code)
2688	PROTOTYPE: $	2882	PROTOTYPE: $
2689	CODE:	2883	CODE:
2690	_exit (code);	2884	_exit (code);
		2885
		2886	#if CORO_CLONE
		2887
		2888	SV *
		2889	clone (Coro::State coro)
		2890	CODE:
		2891	{
		2892	struct coro *ncoro = coro_clone (coro);
		2893	MAGIC *mg;
		2894	/* TODO: too much duplication */
		2895	ncoro->hv = newHV ();
		2896	mg = sv_magicext ((SV )ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char )ncoro, 0);
		2897	mg->mg_flags \|= MGf_DUP;
		2898	RETVAL = sv_bless (newRV_noinc ((SV *)ncoro->hv), SvSTASH (coro->hv));
		2899	}
		2900	OUTPUT:
		2901	RETVAL
		2902
		2903	#endif
2691		2904
2692	int	2905	int
2693	cctx_stacksize (int new_stacksize = 0)	2906	cctx_stacksize (int new_stacksize = 0)
2694	PROTOTYPE: ;$	2907	PROTOTYPE: ;$
2695	CODE:	2908	CODE:
…		…
2871		3084
2872	BOOT:	3085	BOOT:
2873	{	3086	{
2874	int i;	3087	int i;
2875		3088
2876	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
2877	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);	3089	sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE);
2878	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);	3090	sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE);
2879	coro_run_cv = get_cv (aTHX_ "Coro::_terminate", GV_ADD);	3091	cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD);
		3092	cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD);
2880	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE);	3093	coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current);
2881	SvREADONLY_on (coro_current);	3094	av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE);
		3095	av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE);
		3096	sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE);
		3097
		3098	sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle);
		3099	sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro);
		3100	cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler);
		3101	cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new);
2882		3102
2883	coro_stash = gv_stashpv ("Coro", TRUE);	3103	coro_stash = gv_stashpv ("Coro", TRUE);
2884		3104
2885	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));	3105	newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX));
2886	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));	3106	newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH));
…		…
2894		3114
2895	{	3115	{
2896	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);	3116	SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE);
2897		3117
2898	coroapi.schedule = api_schedule;	3118	coroapi.schedule = api_schedule;
		3119	coroapi.schedule_to = api_schedule_to;
2899	coroapi.cede = api_cede;	3120	coroapi.cede = api_cede;
2900	coroapi.cede_notself = api_cede_notself;	3121	coroapi.cede_notself = api_cede_notself;
2901	coroapi.ready = api_ready;	3122	coroapi.ready = api_ready;
2902	coroapi.is_ready = api_is_ready;	3123	coroapi.is_ready = api_is_ready;
2903	coroapi.nready = coro_nready;	3124	coroapi.nready = coro_nready;
…		…
2908	SvREADONLY_on (sv);	3129	SvREADONLY_on (sv);
2909	}	3130	}
2910	}	3131	}
2911		3132
2912	void	3133	void
		3134	terminate (...)
		3135	CODE:
		3136	CORO_EXECUTE_SLF_XS (slf_init_terminate);
		3137
		3138	void
2913	schedule (...)	3139	schedule (...)
2914	CODE:	3140	CODE:
2915	CORO_EXECUTE_SLF_XS (slf_init_schedule);	3141	CORO_EXECUTE_SLF_XS (slf_init_schedule);
		3142
		3143	void
		3144	schedule_to (...)
		3145	CODE:
		3146	CORO_EXECUTE_SLF_XS (slf_init_schedule_to);
		3147
		3148	void
		3149	cede_to (...)
		3150	CODE:
		3151	CORO_EXECUTE_SLF_XS (slf_init_cede_to);
2916		3152
2917	void	3153	void
2918	cede (...)	3154	cede (...)
2919	CODE:	3155	CODE:
2920	CORO_EXECUTE_SLF_XS (slf_init_cede);	3156	CORO_EXECUTE_SLF_XS (slf_init_cede);
2921		3157
2922	void	3158	void
2923	cede_notself (...)	3159	cede_notself (...)
2924	CODE:	3160	CODE:
2925	CORO_EXECUTE_SLF_XS (slf_init_cede_notself);	3161	CORO_EXECUTE_SLF_XS (slf_init_cede_notself);
		3162
		3163	void
		3164	_cancel (Coro::State self)
		3165	CODE:
		3166	coro_state_destroy (aTHX_ self);
		3167	coro_call_on_destroy (aTHX_ self);
2926		3168
2927	void	3169	void
2928	_set_current (SV *current)	3170	_set_current (SV *current)
2929	PROTOTYPE: $	3171	PROTOTYPE: $
2930	CODE:	3172	CODE:
…		…
2975	CODE:	3217	CODE:
2976	RETVAL = coro_nready;	3218	RETVAL = coro_nready;
2977	OUTPUT:	3219	OUTPUT:
2978	RETVAL	3220	RETVAL
2979		3221
2980	# for async_pool speedup
2981	void	3222	void
2982	_pool_1 (SV *cb)	3223	_pool_handler (...)
2983	CODE:	3224	CODE:
2984	{	3225	CORO_EXECUTE_SLF_XS (slf_init_pool_handler);
2985	HV hv = (HV )SvRV (coro_current);
2986	struct coro coro = SvSTATE_hv ((SV )hv);
2987	AV *defav = GvAV (PL_defgv);
2988	SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0);
2989	AV *invoke_av;
2990	int i, len;
2991		3226
2992	if (!invoke)	3227	void
		3228	async_pool (SV *cv, ...)
		3229	PROTOTYPE: &@
		3230	PPCODE:
		3231	{
		3232	HV hv = (HV )av_pop (av_async_pool);
		3233	AV *av = newAV ();
		3234	SV *cb = ST (0);
		3235	int i;
		3236
		3237	av_extend (av, items - 2);
		3238	for (i = 1; i < items; ++i)
		3239	av_push (av, SvREFCNT_inc_NN (ST (i)));
		3240
		3241	if ((SV *)hv == &PL_sv_undef)
2993	{	3242	{
2994	SV *old = PL_diehook;	3243	PUSHMARK (SP);
2995	PL_diehook = 0;	3244	EXTEND (SP, 2);
2996	SvREFCNT_dec (old);	3245	PUSHs (sv_Coro);
2997	croak ("\3async_pool terminate\2\n");	3246	PUSHs ((SV *)cv_pool_handler);
		3247	PUTBACK;
		3248	call_sv ((SV *)cv_coro_state_new, G_SCALAR);
		3249	SPAGAIN;
		3250
		3251	hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs));
2998	}	3252	}
2999		3253
3000	SvREFCNT_dec (coro->saved_deffh);
3001	coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv);
3002
3003	hv_store (hv, "desc", sizeof ("desc") - 1,
3004	newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0);
3005
3006	invoke_av = (AV *)SvRV (invoke);
3007	len = av_len (invoke_av);
3008
3009	sv_setsv (cb, AvARRAY (invoke_av)[0]);
3010
3011	if (len > 0)
3012	{	3254	{
3013	av_fill (defav, len - 1);	3255	struct coro *coro = SvSTATE_hv (hv);
3014	for (i = 0; i < len; ++i)	3256
3015	av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1]));	3257	assert (!coro->invoke_cb);
		3258	assert (!coro->invoke_av);
		3259	coro->invoke_cb = SvREFCNT_inc (cb);
		3260	coro->invoke_av = av;
3016	}	3261	}
3017	}
3018		3262
3019	void	3263	api_ready (aTHX_ (SV *)hv);
3020	_pool_2 (SV *cb)
3021	CODE:
3022	{
3023	HV hv = (HV )SvRV (coro_current);
3024	struct coro coro = SvSTATE_hv ((SV )hv);
3025		3264
3026	sv_setsv (cb, &PL_sv_undef);	3265	if (GIMME_V != G_VOID)
3027		3266	XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
3028	SvREFCNT_dec ((SV )PL_defoutgv); PL_defoutgv = (GV )coro->saved_deffh;	3267	else
3029	coro->saved_deffh = 0;
3030
3031	if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss)
3032	\|\| av_len (av_async_pool) + 1 >= SvIV (sv_pool_size))
3033	{
3034	SV *old = PL_diehook;
3035	PL_diehook = 0;
3036	SvREFCNT_dec (old);	3268	SvREFCNT_dec (hv);
3037	croak ("\3async_pool terminate\2\n");
3038	}
3039
3040	av_clear (GvAV (PL_defgv));
3041	hv_store (hv, "desc", sizeof ("desc") - 1,
3042	newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0);
3043
3044	coro->prio = 0;
3045
3046	if (coro->cctx && (coro->cctx->flags & CC_TRACE))
3047	api_trace (aTHX_ coro_current, 0);
3048
3049	av_push (av_async_pool, newSVsv (coro_current));
3050	}	3269	}
3051		3270
3052	SV *	3271	SV *
3053	rouse_cb ()	3272	rouse_cb ()
3054	PROTOTYPE:	3273	PROTOTYPE:
…		…
3228		3447
3229	void	3448	void
3230	_register (char target, char proto, SV *req)	3449	_register (char target, char proto, SV *req)
3231	CODE:	3450	CODE:
3232	{	3451	{
3233	CV *req_cv = coro_sv_2cv (req);	3452	CV *req_cv = coro_sv_2cv (aTHX_ req);
3234	/* newXSproto doesn't return the CV on 5.8 */	3453	/* newXSproto doesn't return the CV on 5.8 */
3235	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);	3454	CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__);
3236	sv_setpv ((SV *)slf_cv, proto);	3455	sv_setpv ((SV *)slf_cv, proto);
3237	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);	3456	sv_magicext ((SV )slf_cv, (SV )req_cv, CORO_MAGIC_type_aio, 0, 0, 0);
3238	}	3457	}

Diff Legend

-–
+Removed lines
-+
+Added lines
-<
+Changed lines
->
+Changed lines

Comparing Coro/Coro/State.xs (file contents): Revision 1.309 by root, Wed Nov 19 15:29:57 2008 UTC vs. Revision 1.321 by root, Sat Nov 22 02:09:54 2008 UTC

Diff Legend

Comparing Coro/Coro/State.xs (file contents):
Revision 1.309 by root, Wed Nov 19 15:29:57 2008 UTC vs.
Revision 1.321 by root, Sat Nov 22 02:09:54 2008 UTC