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Date: Mon, 22 Jun 1998 10:29:39 +0200
From: Xavier Leroy <Xavier.Leroy@inria.fr>
To: "Michael Sperber [Mr. Preprocessor]" <sperber@informatik.uni-tuebingen.de>,
        caml-list@inria.fr
Subject: Re: Byterun question
References: <y9lwwahpg0h.fsf@brabantio.informatik.uni-tuebingen.de>
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In-Reply-To: <y9lwwahpg0h.fsf@brabantio.informatik.uni-tuebingen.de>; from Michael Sperber [Mr. Preprocessor] on Tue, Jun 16, 1998 at 04:39:42PM +0200
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> byterun/fix_code.c refers to STOP as the instructions with the highest 
> opcode all over the place.  Yet, byterun/instruct.h list EVENT and
> BREAK after STOP.  Could someone illuminate?

My pleasure.  The EVENT and BREAK opcodes never occur in a bytecode
executable file.  They are inserted by the debugger by run-time
modification of the bytecode.  Hence, the program loading code in 
byterun/fix_code.c always sees opcodes that are <= STOP.

- Xavier Leroy