Merge branch 'sverk/proc-dict-opt'

OTP-13167

* sverk/proc-dict-opt:
  erts: Add new test case pdict_SUITE:mixed
  erts: Add 'fill_heap' to erts_debug:state_internal_state
  erts: Rename proc dict size to arraySize
  erts: Refactor proc dict with 'usedSlots'
  erts: Add sizeMask for faster proc dict indexing
  erts: Remove ProcDict.used
  erts: Add proc dict macros ERTS_PD_START/SIZE
  erts: Optimize away function "array_put" in proc dict
  erts: Optimize hashing in process dictionary

1 files changed, 7 insertions, 3 deletions

diff --git a/erts/emulator/beam/erl_process_dict.h b/erts/emulator/beam/erl_process_dict.h
index 9aa21b7c38..dac214c8a1 100644
--- a/erts/emulator/beam/erl_process_dict.h
+++ b/erts/emulator/beam/erl_process_dict.h
@@ -23,14 +23,18 @@
 #include "sys.h"
 
 typedef struct proc_dict {
-    unsigned int size;
-    unsigned int used;
-    unsigned int homeSize;
+    unsigned int sizeMask;
+    unsigned int usedSlots;
+    unsigned int arraySize;
     unsigned int splitPosition;
     Uint numElements;
     Eterm data[1]; /* The beginning of an array of erlang terms */
 } ProcDict;
 
+#define ERTS_PD_START(PD) ((PD)->data)
+#define ERTS_PD_SIZE(PD)  ((PD)->usedSlots)
+
+int erts_pd_set_initial_size(int size);
 Uint erts_dicts_mem_size(struct process *p);
 void erts_erase_dicts(struct process *p);
 void erts_dictionary_dump(int to, void *to_arg, ProcDict *pd);