From 20ba5ed3c281d3f0be587395fa66182873d229f0 Mon Sep 17 00:00:00 2001 From: Patrik Nyblom Date: Thu, 4 Feb 2010 15:21:36 +0100 Subject: Add the BeamInstr data type for loaded BEAM code For cleanliness, use BeamInstr instead of the UWord data type to any machine-sized words that are used for BEAM instructions. Only use UWord for untyped words in general. --- erts/emulator/beam/sys.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'erts/emulator/beam/sys.h') diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index b48b147953..7ddf1d8278 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -231,6 +231,7 @@ EXTERN_FUNCTION(int, real_printf, (const char *fmt, ...)); ** Data types: ** ** Eterm: A tagged erlang term (possibly 64 bits) +** BeamInstr: A beam code instruction unit, possibly larger than Eterm, not smaller. ** UInt: An unsigned integer exactly as large as an Eterm. ** SInt: A signed integer exactly as large as an eterm and therefor large ** enough to hold the return value of the signed_val() macro. @@ -314,6 +315,8 @@ typedef Sint SWord; #endif /* HALFWORD_HEAP */ +typedef UWord BeamInstr; + #ifndef HAVE_INT64 #if SIZEOF_LONG == 8 #define HAVE_INT64 1 -- cgit v1.2.3