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-rw-r--r--erts/emulator/beam/erl_vm.h14
1 files changed, 11 insertions, 3 deletions
diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h
index f97716d030..93cfe08105 100644
--- a/erts/emulator/beam/erl_vm.h
+++ b/erts/emulator/beam/erl_vm.h
@@ -146,11 +146,12 @@ typedef struct op_entry {
int sz; /* Number of loaded words. */
char* pack; /* Instructions for packing engine. */
char* sign; /* Signature string. */
- unsigned count; /* Number of times executed. */
} OpEntry;
-extern OpEntry opc[]; /* Description of all instructions. */
-extern int num_instructions; /* Number of instruction in opc[]. */
+extern const OpEntry opc[]; /* Description of all instructions. */
+extern const int num_instructions; /* Number of instruction in opc[]. */
+
+extern Uint erts_instr_count[];
/* some constants for various table sizes etc */
@@ -185,4 +186,11 @@ extern int erts_pd_initial_size;/* Initial Process dictionary table size */
#include "erl_term.h"
+#ifdef NO_JUMP_TABLE
+#define BeamOp(Op) (Op)
+#else
+extern void** beam_ops;
+#define BeamOp(Op) beam_ops[(Op)]
+#endif
+
#endif /* __ERL_VM_H__ */