X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Frts%2FWeak.c;h=f0103952212399ca567866428f27390ef0015430;hb=03a9ff01812afc81eb5236fd3063cbec44cf469e;hp=fe2ae7415f0ae91dc0b032af195c417830186fb6;hpb=57d137bf11c4661036c0bef793235ee04f885c88;p=ghc-hetmet.git diff --git a/ghc/rts/Weak.c b/ghc/rts/Weak.c index fe2ae74..f010395 100644 --- a/ghc/rts/Weak.c +++ b/ghc/rts/Weak.c @@ -1,5 +1,4 @@ /* ----------------------------------------------------------------------------- - * $Id: Weak.c,v 1.29 2003/03/26 17:43:05 sof Exp $ * * (c) The GHC Team, 1998-1999 * @@ -10,6 +9,7 @@ #include "PosixSource.h" #define COMPILING_RTS_MAIN #include "Rts.h" +#include "RtsUtils.h" #include "SchedAPI.h" #include "RtsFlags.h" #include "Weak.h" @@ -21,45 +21,6 @@ StgWeak *weak_ptr_list; /* - * finalizeWeakPointersNow() is called just before the system is shut - * down. It runs the finalizer for each weak pointer still in the - * system. - * - * Careful here - rts_evalIO might cause a garbage collection, which - * might change weak_ptr_list. Must re-load weak_ptr_list each time - * around the loop. - */ - -void -finalizeWeakPointersNow(void) -{ - StgWeak *w; - -#if defined(RTS_SUPPORTS_THREADS) - rts_lock(); -#endif - while ((w = weak_ptr_list)) { - weak_ptr_list = w->link; - if (w->header.info != &stg_DEAD_WEAK_info) { - w->header.info = &stg_DEAD_WEAK_info; - IF_DEBUG(weak,fprintf(stderr,"Finalising weak pointer at %p -> %p\n", w, w->key)); - if (w->finalizer != &stg_NO_FINALIZER_closure) { -#if defined(RTS_SUPPORTS_THREADS) - rts_evalIO(w->finalizer,NULL); - rts_unlock(); - rts_lock(); -#else - rts_mainLazyIO(w->finalizer,NULL); -#endif - } - } - } -#if defined(RTS_SUPPORTS_THREADS) - rts_unlock(); -#endif -} - -/* * scheduleFinalizers() is called on the list of weak pointers found * to be dead after a garbage collection. It overwrites each object * with DEAD_WEAK, and creates a new thread to run the pending finalizers. @@ -75,7 +36,7 @@ finalizeWeakPointersNow(void) */ void -scheduleFinalizers(StgWeak *list) +scheduleFinalizers(Capability *cap, StgWeak *list) { StgWeak *w; StgTSO *t; @@ -109,9 +70,9 @@ scheduleFinalizers(StgWeak *list) // No finalizers to run? if (n == 0) return; - IF_DEBUG(weak,fprintf(stderr,"weak: batching %d finalizers\n", n)); + IF_DEBUG(weak,debugBelch("weak: batching %d finalizers\n", n)); - arr = (StgMutArrPtrs *)allocate(sizeofW(StgMutArrPtrs) + n); + arr = (StgMutArrPtrs *)allocateLocal(cap, sizeofW(StgMutArrPtrs) + n); TICK_ALLOC_PRIM(sizeofW(StgMutArrPtrs), n, 0); SET_HDR(arr, &stg_MUT_ARR_PTRS_FROZEN_info, CCS_SYSTEM); arr->ptrs = n; @@ -124,12 +85,13 @@ scheduleFinalizers(StgWeak *list) } } - t = createIOThread(RtsFlags.GcFlags.initialStkSize, - rts_apply( - rts_apply( + t = createIOThread(cap, + RtsFlags.GcFlags.initialStkSize, + rts_apply(cap, + rts_apply(cap, (StgClosure *)runFinalizerBatch_closure, - rts_mkInt(n)), + rts_mkInt(cap,n)), (StgClosure *)arr) ); - scheduleThread(t); + scheduleThread(cap,t); }