X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fincludes%2FSchedAPI.h;h=07fe613f6d3245d10cd0453afb0db3abecb28482;hb=1f1e68b21b14335932d3ffd06ba3e335515ae384;hp=317a177b91cc791b19f1fc358852ae05259dceca;hpb=1b39436bdf0dbc46008460669d1ac81a98df6c84;p=ghc-hetmet.git diff --git a/ghc/includes/SchedAPI.h b/ghc/includes/SchedAPI.h index 317a177..07fe613 100644 --- a/ghc/includes/SchedAPI.h +++ b/ghc/includes/SchedAPI.h @@ -1,7 +1,7 @@ /* ----------------------------------------------------------------------------- - * $Id: SchedAPI.h,v 1.8 1999/11/18 12:10:17 sewardj Exp $ + * $Id: SchedAPI.h,v 1.19 2003/11/12 17:27:03 sof Exp $ * - * (c) The GHC Team 1998 + * (c) The GHC Team 1998-2002 * * External API for the scheduler. For most uses, the functions in * RtsAPI.h should be enough. @@ -11,44 +11,59 @@ #ifndef SCHEDAPI_H #define SCHEDAPI_H -/* - * schedule() plus the thread creation functions are not part - * part of the external RTS API, so leave them out if we're - * not compiling rts/ bits. -- sof 7/99 - * - */ -SchedulerStatus waitThread(StgTSO *main_thread, /*out*/StgClosure **ret); +#if defined(GRAN) +// Dummy def for NO_PRI if not in GranSim +#define NO_PRI 0 +#endif + +extern SchedulerStatus waitThread(StgTSO *main_thread, /*out*/StgClosure **ret, + Capability *initialCapability); /* * Creating threads */ +#if defined(GRAN) +extern StgTSO *createThread(nat stack_size, StgInt pri); +#else +extern StgTSO *createThread(nat stack_size); +#endif +#if defined(PAR) || defined(SMP) +extern void taskStart(void); +#endif +extern void scheduleThread(StgTSO *tso); +extern SchedulerStatus scheduleWaitThread(StgTSO *tso, /*out*/HaskellObj* ret, + Capability *initialCapability); -StgTSO *createThread(nat stack_size); -void scheduleThread(StgTSO *tso); - -static inline void pushClosure (StgTSO *tso, StgClosure *c) { +INLINE_HEADER void pushClosure (StgTSO *tso, StgWord c) { tso->sp--; tso->sp[0] = (W_) c; } -static inline void pushRealWorld (StgTSO *tso) { - tso->sp--; - tso->sp[0] = (W_) REALWORLD_TAG; -} -static inline StgTSO * +INLINE_HEADER StgTSO * createGenThread(nat stack_size, StgClosure *closure) { StgTSO *t; +#if defined(GRAN) + t = createThread(stack_size, NO_PRI); +#else t = createThread(stack_size); - pushClosure(t,closure); +#endif + pushClosure(t, (W_)closure); + pushClosure(t, (W_)&stg_enter_info); return t; } -static inline StgTSO * +INLINE_HEADER StgTSO * createIOThread(nat stack_size, StgClosure *closure) { StgTSO *t; +#if defined(GRAN) + t = createThread(stack_size, NO_PRI); +#else t = createThread(stack_size); - pushRealWorld(t); - pushClosure(t,closure); +#endif + pushClosure(t, (W_)&stg_noforceIO_info); + pushClosure(t, (W_)&stg_ap_v_info); + pushClosure(t, (W_)closure); + pushClosure(t, (W_)&stg_enter_info); return t; } @@ -57,12 +72,18 @@ createIOThread(nat stack_size, StgClosure *closure) { * to whnf while we're at it. */ -static inline StgTSO * +INLINE_HEADER StgTSO * createStrictIOThread(nat stack_size, StgClosure *closure) { StgTSO *t; +#if defined(GRAN) + t = createThread(stack_size, NO_PRI); +#else t = createThread(stack_size); - pushClosure(t,closure); - pushClosure(t,(StgClosure*)&forceIO_closure); +#endif + pushClosure(t, (W_)&stg_forceIO_info); + pushClosure(t, (W_)&stg_ap_v_info); + pushClosure(t, (W_)closure); + pushClosure(t, (W_)&stg_enter_info); return t; } @@ -70,14 +91,12 @@ createStrictIOThread(nat stack_size, StgClosure *closure) { /* * Killing threads */ - -void deleteThread(StgTSO *tso); -void deleteAllThreads ( void ); - +extern void deleteThread(StgTSO *tso); +extern void deleteAllThreads ( void ); +extern int howManyThreadsAvail ( void ); /* - * Reverting CAFs + * Run until there are no more threads. */ - -void RevertCAFs(void); +extern void finishAllThreads ( void ); #endif