/* -----------------------------------------------------------------------------
- * $Id: GC.c,v 1.168 2004/08/13 13:09:49 simonmar Exp $
*
* (c) The GHC Team 1998-2003
*
#include "Updates.h"
#include "Stats.h"
#include "Schedule.h"
-#include "SchedAPI.h" // for ReverCAFs prototype
#include "Sanity.h"
#include "BlockAlloc.h"
#include "MBlock.h"
#endif
#if defined(DEBUG) && defined(GRAN)
- IF_DEBUG(gc, belch("@@ Starting garbage collection at %ld (%lx)\n",
+ IF_DEBUG(gc, debugBelch("@@ Starting garbage collection at %ld (%lx)\n",
Now, Now));
#endif
stp->bitmap = bitmap_bdescr;
bitmap = bitmap_bdescr->start;
- IF_DEBUG(gc, belch("bitmap_size: %d, bitmap: %p",
+ IF_DEBUG(gc, debugBelch("bitmap_size: %d, bitmap: %p",
bitmap_size, bitmap););
// don't forget to fill it with zeros!
oldest_gen->steps[0].n_blocks >
(RtsFlags.GcFlags.compactThreshold * max) / 100))) {
oldest_gen->steps[0].is_compacted = 1;
-// fprintf(stderr,"compaction: on\n", live);
+// debugBelch("compaction: on\n", live);
} else {
oldest_gen->steps[0].is_compacted = 0;
-// fprintf(stderr,"compaction: off\n", live);
+// debugBelch("compaction: off\n", live);
}
// if we're going to go over the maximum heap size, reduce the
}
#if 0
- fprintf(stderr,"live: %d, min_alloc: %d, size : %d, max = %d\n", live,
+ debugBelch("live: %d, min_alloc: %d, size : %d, max = %d\n", live,
min_alloc, size, max);
#endif
int pc_free;
adjusted_blocks = (RtsFlags.GcFlags.maxHeapSize - 2 * blocks);
- IF_DEBUG(gc, belch("@@ Near maximum heap size of 0x%x blocks, blocks = %d, adjusted to %ld", RtsFlags.GcFlags.maxHeapSize, blocks, adjusted_blocks));
+ IF_DEBUG(gc, debugBelch("@@ Near maximum heap size of 0x%x blocks, blocks = %d, adjusted to %ld", RtsFlags.GcFlags.maxHeapSize, blocks, adjusted_blocks));
pc_free = adjusted_blocks * 100 / RtsFlags.GcFlags.maxHeapSize;
if (pc_free < RtsFlags.GcFlags.pcFreeHeap) /* might even be < 0 */ {
heapOverflow();
w->link = weak_ptr_list;
weak_ptr_list = w;
flag = rtsTrue;
- IF_DEBUG(weak, belch("Weak pointer still alive at %p -> %p",
+ IF_DEBUG(weak, debugBelch("Weak pointer still alive at %p -> %p",
w, w->key));
continue;
}
//ToDo: derive size etc from reverted IP
//to = copy(q,size,stp);
IF_DEBUG(gc,
- belch("@@ evacuate: RBH %p (%s) to %p (%s)",
+ debugBelch("@@ evacuate: RBH %p (%s) to %p (%s)",
q, info_type(q), to, info_type(to)));
return to;
}
ASSERT(sizeofW(StgBlockedFetch) >= MIN_NONUPD_SIZE);
to = copy(q,sizeofW(StgBlockedFetch),stp);
IF_DEBUG(gc,
- belch("@@ evacuate: %p (%s) to %p (%s)",
+ debugBelch("@@ evacuate: %p (%s) to %p (%s)",
q, info_type(q), to, info_type(to)));
return to;
ASSERT(sizeofW(StgBlockedFetch) >= MIN_UPD_SIZE);
to = copy(q,sizeofW(StgFetchMe),stp);
IF_DEBUG(gc,
- belch("@@ evacuate: %p (%s) to %p (%s)",
+ debugBelch("@@ evacuate: %p (%s) to %p (%s)",
q, info_type(q), to, info_type(to)));
return to;
ASSERT(sizeofW(StgBlockedFetch) >= MIN_UPD_SIZE);
to = copy(q,sizeofW(StgFetchMeBlockingQueue),stp);
IF_DEBUG(gc,
- belch("@@ evacuate: %p (%s) to %p (%s)",
+ debugBelch("@@ evacuate: %p (%s) to %p (%s)",
q, info_type(q), to, info_type(to)));
return to;
#endif
StgThunkInfoTable *thunk_info;
thunk_info = itbl_to_thunk_itbl(info);
- scavenge_srt((StgClosure **)thunk_info->srt, thunk_info->i.srt_bitmap);
+ scavenge_srt((StgClosure **)GET_SRT(thunk_info), thunk_info->i.srt_bitmap);
}
STATIC_INLINE void
StgFunInfoTable *fun_info;
fun_info = itbl_to_fun_itbl(info);
- scavenge_srt((StgClosure **)fun_info->f.srt, fun_info->i.srt_bitmap);
+ scavenge_srt((StgClosure **)GET_FUN_SRT(fun_info), fun_info->i.srt_bitmap);
}
STATIC_INLINE void
StgRetInfoTable *ret_info;
ret_info = itbl_to_ret_itbl(info);
- scavenge_srt((StgClosure **)ret_info->srt, ret_info->i.srt_bitmap);
+ scavenge_srt((StgClosure **)GET_SRT(ret_info), ret_info->i.srt_bitmap);
}
/* -----------------------------------------------------------------------------
size = BITMAP_SIZE(fun_info->f.bitmap);
goto small_bitmap;
case ARG_GEN_BIG:
- size = ((StgLargeBitmap *)fun_info->f.bitmap)->size;
- scavenge_large_bitmap(p, (StgLargeBitmap *)fun_info->f.bitmap, size);
+ size = GET_FUN_LARGE_BITMAP(fun_info)->size;
+ scavenge_large_bitmap(p, GET_FUN_LARGE_BITMAP(fun_info), size);
p += size;
break;
default:
bitmap = BITMAP_BITS(fun_info->f.bitmap);
goto small_bitmap;
case ARG_GEN_BIG:
- scavenge_large_bitmap(p, (StgLargeBitmap *)fun_info->f.bitmap, size);
+ scavenge_large_bitmap(p, GET_FUN_LARGE_BITMAP(fun_info), size);
p += size;
break;
case ARG_BCO:
recordMutable((StgMutClosure *)to);
failed_to_evac = rtsFalse; // mutable anyhow.
IF_DEBUG(gc,
- belch("@@ scavenge: RBH %p (%s) (new blocking_queue link=%p)",
+ debugBelch("@@ scavenge: RBH %p (%s) (new blocking_queue link=%p)",
p, info_type(p), (StgClosure *)rbh->blocking_queue));
// ToDo: use size of reverted closure here!
p += BLACKHOLE_sizeW();
recordMutable((StgMutClosure *)bf);
}
IF_DEBUG(gc,
- belch("@@ scavenge: %p (%s); node is now %p; exciting, isn't it",
+ debugBelch("@@ scavenge: %p (%s); node is now %p; exciting, isn't it",
bf, info_type((StgClosure *)bf),
bf->node, info_type(bf->node)));
p += sizeofW(StgBlockedFetch);
recordMutable((StgMutClosure *)fmbq);
}
IF_DEBUG(gc,
- belch("@@ scavenge: %p (%s) exciting, isn't it",
+ debugBelch("@@ scavenge: %p (%s) exciting, isn't it",
p, info_type((StgClosure *)p)));
p += sizeofW(StgFetchMeBlockingQueue);
break;
recordMutable((StgMutClosure *)rbh);
failed_to_evac = rtsFalse; // mutable anyhow.
IF_DEBUG(gc,
- belch("@@ scavenge: RBH %p (%s) (new blocking_queue link=%p)",
+ debugBelch("@@ scavenge: RBH %p (%s) (new blocking_queue link=%p)",
p, info_type(p), (StgClosure *)rbh->blocking_queue));
break;
}
recordMutable((StgMutClosure *)bf);
}
IF_DEBUG(gc,
- belch("@@ scavenge: %p (%s); node is now %p; exciting, isn't it",
+ debugBelch("@@ scavenge: %p (%s); node is now %p; exciting, isn't it",
bf, info_type((StgClosure *)bf),
bf->node, info_type(bf->node)));
break;
recordMutable((StgMutClosure *)fmbq);
}
IF_DEBUG(gc,
- belch("@@ scavenge: %p (%s) exciting, isn't it",
+ debugBelch("@@ scavenge: %p (%s) exciting, isn't it",
p, info_type((StgClosure *)p)));
break;
}
// start a new linear scan if the mark stack overflowed at some point
if (mark_stack_overflowed && oldgen_scan_bd == NULL) {
- IF_DEBUG(gc, belch("scavenge_mark_stack: starting linear scan"));
+ IF_DEBUG(gc, debugBelch("scavenge_mark_stack: starting linear scan"));
mark_stack_overflowed = rtsFalse;
oldgen_scan_bd = oldest_gen->steps[0].blocks;
oldgen_scan = oldgen_scan_bd->start;
} else {
size = gen->steps[0].scan - start;
}
- belch("evac IND_OLDGEN: %ld bytes", size * sizeof(W_));
+ debugBelch("evac IND_OLDGEN: %ld bytes", size * sizeof(W_));
}
#endif
StgWord bitmap;
nat size;
- //IF_DEBUG(sanity, belch(" scavenging stack between %p and %p", p, stack_end));
+ //IF_DEBUG(sanity, debugBelch(" scavenging stack between %p and %p", p, stack_end));
/*
* Each time around this loop, we are looking at a chunk of stack
p = scavenge_small_bitmap(p, size, bitmap);
follow_srt:
- scavenge_srt((StgClosure **)info->srt, info->i.srt_bitmap);
+ scavenge_srt((StgClosure **)GET_SRT(info), info->i.srt_bitmap);
continue;
case RET_BCO: {
{
nat size;
- size = info->i.layout.large_bitmap->size;
+ size = GET_LARGE_BITMAP(&info->i)->size;
p++;
- scavenge_large_bitmap(p, info->i.layout.large_bitmap, size);
+ scavenge_large_bitmap(p, GET_LARGE_BITMAP(&info->i), size);
p += size;
// and don't forget to follow the SRT
goto follow_srt;
ASSERT(info->type == IND_STATIC);
if (STATIC_LINK(info,p) == NULL) {
- IF_DEBUG(gccafs, belch("CAF gc'd at 0x%04lx", (long)p));
+ IF_DEBUG(gccafs, debugBelch("CAF gc'd at 0x%04lx", (long)p));
// black hole it
SET_INFO(p,&stg_BLACKHOLE_info);
p = STATIC_LINK2(info,p);
}
- // belch("%d CAFs live", i);
+ // debugBelch("%d CAFs live", i);
}
#endif
if (bh->header.info != &stg_BLACKHOLE_BQ_info &&
bh->header.info != &stg_CAF_BLACKHOLE_info) {
#if (!defined(LAZY_BLACKHOLING)) && defined(DEBUG)
- belch("Unexpected lazy BHing required at 0x%04x",(int)bh);
+ debugBelch("Unexpected lazy BHing required at 0x%04x",(int)bh);
#endif
#ifdef PROFILING
// @LDV profiling
bh->header.info != &stg_BLACKHOLE_BQ_info &&
bh->header.info != &stg_CAF_BLACKHOLE_info) {
#if (!defined(LAZY_BLACKHOLING)) && defined(DEBUG)
- belch("Unexpected lazy BHing required at 0x%04x",(int)bh);
+ debugBelch("Unexpected lazy BHing required at 0x%04x",(int)bh);
#endif
#ifdef DEBUG
/* zero out the slop so that the sanity checker can tell
* same size as a BLACKHOLE in any case.
*/
if (bh_info->type != THUNK_SELECTOR) {
- for (i = np; i < np + nw; i++) {
- ((StgClosure *)bh)->payload[i] = 0;
+ for (i = 0; i < np + nw; i++) {
+ ((StgClosure *)bh)->payload[i] = INVALID_OBJECT;
}
}
}
p = gen->mut_once_list;
next = p->mut_link;
- fprintf(stderr, "@@ Mut once list %p: ", gen->mut_once_list);
+ debugBelch("@@ Mut once list %p: ", gen->mut_once_list);
for (; p != END_MUT_LIST; p = next, next = p->mut_link) {
- fprintf(stderr, "%p (%s), ",
+ debugBelch("%p (%s), ",
p, info_type((StgClosure *)p));
}
- fputc('\n', stderr);
+ debugBelch("\n");
}
void
p = gen->mut_list;
next = p->mut_link;
- fprintf(stderr, "@@ Mutable list %p: ", gen->mut_list);
+ debugBelch("@@ Mutable list %p: ", gen->mut_list);
for (; p != END_MUT_LIST; p = next, next = p->mut_link) {
- fprintf(stderr, "%p (%s), ",
+ debugBelch("%p (%s), ",
p, info_type((StgClosure *)p));
}
- fputc('\n', stderr);
+ debugBelch("\n");
}
STATIC_INLINE rtsBool
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