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-rw-r--r--erts/emulator/beam/beam_debug.c14
-rw-r--r--erts/emulator/beam/bif.tab12
-rw-r--r--erts/emulator/beam/erl_gc.c2
-rw-r--r--erts/emulator/beam/global.h4
4 files changed, 25 insertions, 7 deletions
diff --git a/erts/emulator/beam/beam_debug.c b/erts/emulator/beam/beam_debug.c
index e989310789..40e3f4db4e 100644
--- a/erts/emulator/beam/beam_debug.c
+++ b/erts/emulator/beam/beam_debug.c
@@ -73,6 +73,20 @@ erts_debug_flat_size_1(BIF_ALIST_1)
}
}
+BIF_RETTYPE
+erts_debug_size_shared_1(BIF_ALIST_1)
+{
+ Process* p = BIF_P;
+ Eterm term = BIF_ARG_1;
+ Uint size = size_shared(term);
+
+ if (IS_USMALL(0, size)) {
+ BIF_RET(make_small(size));
+ } else {
+ Eterm* hp = HAlloc(p, BIG_UINT_HEAP_SIZE);
+ BIF_RET(uint_to_big(size, hp));
+ }
+}
BIF_RETTYPE
erts_debug_breakpoint_2(BIF_ALIST_2)
diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab
index 65f8d6f1f5..f45f886395 100644
--- a/erts/emulator/beam/bif.tab
+++ b/erts/emulator/beam/bif.tab
@@ -639,14 +639,16 @@ bif ets:update_counter/4
bif erts_debug:map_info/1
#
-# Obsolete
+# New in 19.0
#
-bif erlang:hash/2
+bif binary:split/2
+bif binary:split/3
+bif erts_debug:size_shared/1
+bif 'erl.system.debug':size_shared/1 ebif_erts_debug_size_shared_1
#
-# New in 19.0
+# Obsolete
#
-bif binary:split/2
-bif binary:split/3
+bif erlang:hash/2
diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c
index ec96a7563a..1cf6509012 100644
--- a/erts/emulator/beam/erl_gc.c
+++ b/erts/emulator/beam/erl_gc.c
@@ -42,8 +42,6 @@
#include "dtrace-wrapper.h"
#include "erl_bif_unique.h"
-#undef SHCOPY_DEBUG
-
#define ERTS_INACT_WR_PB_LEAVE_MUCH_LIMIT 1
#define ERTS_INACT_WR_PB_LEAVE_MUCH_PERCENTAGE 20
#define ERTS_INACT_WR_PB_LEAVE_LIMIT 10
diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index d99f6548f9..c2056dafaa 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -1048,9 +1048,13 @@ void erl_error(char*, va_list);
#undef SHCOPY_DEBUG
#endif
+#ifdef SHCOPY_DEBUG
#define VERBOSE_DEBUG(...) do { \
erts_fprintf(stderr, __VA_ARGS__); \
} while(0)
+#else
+#define VERBOSE_DEBUG(...)
+#endif
#define ERTS_SHCOPY_FLG_MASK (((unsigned) 3) << 0)
#define ERTS_SHCOPY_FLG_NONE (((unsigned) 1) << 0)