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authorSverker Eriksson <[email protected]>2016-02-24 17:55:04 +0100
committerSverker Eriksson <[email protected]>2016-02-24 17:55:04 +0100
commit03743cd4193a2ca97f9b9a52a25e63f616e8fc07 (patch)
tree9c1f4094a2105ec4bf19dd0d16e76b598d0e608d /erts/emulator/beam/erl_gc.h
parent1b094d72ffc56069c72f17c7edd673dbbfe47e39 (diff)
parent35739bd06776f90526006486b3f4ab7e54f7f951 (diff)
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Merge branch 'master' into sverk/master/halt-INT_MIN
Diffstat (limited to 'erts/emulator/beam/erl_gc.h')
-rw-r--r--erts/emulator/beam/erl_gc.h43
1 files changed, 35 insertions, 8 deletions
diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h
index ecd1bf4d22..2cedd9361f 100644
--- a/erts/emulator/beam/erl_gc.h
+++ b/erts/emulator/beam/erl_gc.h
@@ -69,17 +69,18 @@ do { \
while (nelts--) *HTOP++ = *PTR++; \
} while(0)
-#define in_area(ptr,start,nbytes) \
- ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes))
-
#if defined(DEBUG) || defined(ERTS_OFFHEAP_DEBUG)
int within(Eterm *ptr, Process *p);
#endif
-ERTS_GLB_INLINE Eterm follow_moved(Eterm term);
+#define ErtsInYoungGen(TPtr, Ptr, OldHeap, OldHeapSz) \
+ (!erts_is_literal((TPtr), (Ptr)) \
+ & !ErtsInArea((Ptr), (OldHeap), (OldHeapSz)))
+
+ERTS_GLB_INLINE Eterm follow_moved(Eterm term, Eterm xptr_tag);
#if ERTS_GLB_INLINE_INCL_FUNC_DEF
-ERTS_GLB_INLINE Eterm follow_moved(Eterm term)
+ERTS_GLB_INLINE Eterm follow_moved(Eterm term, Eterm xptr_tag)
{
Eterm* ptr;
switch (primary_tag(term)) {
@@ -87,17 +88,18 @@ ERTS_GLB_INLINE Eterm follow_moved(Eterm term)
break;
case TAG_PRIMARY_BOXED:
ptr = boxed_val(term);
- if (IS_MOVED_BOXED(*ptr)) term = *ptr;
+ if (IS_MOVED_BOXED(*ptr)) term = (*ptr) | xptr_tag;
break;
case TAG_PRIMARY_LIST:
ptr = list_val(term);
- if (IS_MOVED_CONS(ptr[0])) term = ptr[1];
+ if (IS_MOVED_CONS(ptr[0])) term = (ptr[1]) | xptr_tag;
break;
default:
ASSERT(!"strange tag in follow_moved");
}
return term;
}
+
#endif
#endif /* ERL_GC_C__ || HIPE_GC_C__ */
@@ -106,6 +108,23 @@ ERTS_GLB_INLINE Eterm follow_moved(Eterm term)
* Global exported
*/
+#define ERTS_IS_GC_DESIRED_INTERNAL(Proc, HTop, STop) \
+ ((((STop) - (HTop) < (Proc)->mbuf_sz)) \
+ | ((Proc)->off_heap.overhead > (Proc)->bin_vheap_sz) \
+ | !!((Proc)->flags & F_FORCE_GC))
+
+#define ERTS_IS_GC_DESIRED(Proc) \
+ ERTS_IS_GC_DESIRED_INTERNAL((Proc), (Proc)->htop, (Proc)->stop)
+
+#define ERTS_FORCE_GC_INTERNAL(Proc, FCalls) \
+ do { \
+ (Proc)->flags |= F_FORCE_GC; \
+ ERTS_VBUMP_ALL_REDS_INTERNAL((Proc), (FCalls)); \
+ } while (0)
+
+#define ERTS_FORCE_GC(Proc) \
+ ERTS_FORCE_GC_INTERNAL((Proc), (Proc)->fcalls)
+
extern Uint erts_test_long_gc_sleep;
typedef struct {
@@ -113,10 +132,18 @@ typedef struct {
Uint64 garbage_cols;
} ErtsGCInfo;
+#define ERTS_PROCESS_GC_INFO_MAX_TERMS (11) /* number of elements in process_gc_info*/
+#define ERTS_PROCESS_GC_INFO_MAX_SIZE \
+ (ERTS_PROCESS_GC_INFO_MAX_TERMS * (2/*cons*/ + 3/*2-tuple*/ + BIG_UINT_HEAP_SIZE))
+Eterm erts_process_gc_info(struct process*, Uint *, Eterm **);
+
void erts_gc_info(ErtsGCInfo *gcip);
void erts_init_gc(void);
-int erts_garbage_collect(struct process*, int, Eterm*, int);
+int erts_garbage_collect_nobump(struct process*, int, Eterm*, int);
+void erts_garbage_collect(struct process*, int, Eterm*, int);
void erts_garbage_collect_hibernate(struct process* p);
+Eterm erts_gc_after_bif_call_lhf(struct process* p, ErlHeapFragment *live_hf_end,
+ Eterm result, Eterm* regs, Uint arity);
Eterm erts_gc_after_bif_call(struct process* p, Eterm result, Eterm* regs, Uint arity);
void erts_garbage_collect_literals(struct process* p, Eterm* literals,
Uint lit_size,