*
* ---------------------------------------------------------------------------*/
+#include "PosixSource.h"
#include "Rts.h"
-#include "Storage.h"
-#include "MBlock.h"
+
#include "Evac.h"
+#include "Storage.h"
#include "GC.h"
#include "GCThread.h"
#include "GCUtils.h"
#include "Compact.h"
+#include "MarkStack.h"
#include "Prelude.h"
-#include "LdvProfile.h"
#include "Trace.h"
+#include "LdvProfile.h"
#if defined(PROF_SPIN) && defined(THREADED_RTS) && defined(PARALLEL_GC)
StgWord64 whitehole_spin = 0;
* necessary.
*/
to = ws->todo_free;
- if (to + size > ws->todo_lim) {
+ ws->todo_free += size;
+ if (ws->todo_free > ws->todo_lim) {
to = todo_block_full(size, ws);
}
- ws->todo_free = to + size;
ASSERT(ws->todo_free >= ws->todo_bd->free && ws->todo_free <= ws->todo_lim);
return to;
to = alloc_for_copy(size,stp);
- TICK_GC_WORDS_COPIED(size);
-
from = (StgPtr)src;
to[0] = (W_)info;
for (i = 1; i < size; i++) { // unroll for small i
*p = TAG_CLOSURE(tag,(StgClosure*)to);
src->header.info = (const StgInfoTable *)MK_FORWARDING_PTR(to);
- TICK_GC_WORDS_COPIED(size);
-
from = (StgPtr)src;
to[0] = (W_)info;
for (i = 1; i < size; i++) { // unroll for small i
to = alloc_for_copy(size_to_reserve, stp);
*p = (StgClosure *)to;
- TICK_GC_WORDS_COPIED(size_to_copy);
-
from = (StgPtr)src;
to[0] = info;
for (i = 1; i < size_to_copy; i++) { // unroll for small i
*/
if (!is_marked((P_)q,bd)) {
mark((P_)q,bd);
- if (mark_stack_full()) {
- debugTrace(DEBUG_gc,"mark stack overflowed");
- mark_stack_overflowed = rtsTrue;
- reset_mark_stack();
- }
push_mark_stack((P_)q);
}
return;
copy(p,info,q,sizeW_fromITBL(INFO_PTR_TO_STRUCT(info)),stp);
return;
+ // For ints and chars of low value, save space by replacing references to
+ // these with closures with references to common, shared ones in the RTS.
+ //
+ // * Except when compiling into Windows DLLs which don't support cross-package
+ // data references very well.
+ //
case CONSTR_0_1:
- {
+ {
+#if defined(__PIC__) && defined(mingw32_HOST_OS)
+ copy_tag_nolock(p,info,q,sizeofW(StgHeader)+1,stp,tag);
+#else
StgWord w = (StgWord)q->payload[0];
if (info == Czh_con_info &&
// unsigned, so always true: (StgChar)w >= MIN_CHARLIKE &&
else {
copy_tag_nolock(p,info,q,sizeofW(StgHeader)+1,stp,tag);
}
+#endif
return;
}
goto loop;
}
- /* To evacuate a small TSO, we need to relocate the update frame
- * list it contains.
+ /* To evacuate a small TSO, we need to adjust the stack pointer
*/
{
StgTSO *new_tso;