diff options
Diffstat (limited to 'erts/emulator/beam/erl_gc.h')
| -rw-r--r-- | erts/emulator/beam/erl_gc.h | 38 |
1 files changed, 30 insertions, 8 deletions
diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index ecd1bf4d22..d603866cbf 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 { @@ -115,8 +134,11 @@ typedef struct { 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, |