Xref: utzoo comp.sys.intel:476 comp.sys.ibm.pc:17250
Path: utzoo!attcan!uunet!lll-winken!lll-lcc!ames!killer!richardh
From: richardh@killer.UUCP (Richard Hargrove)
Newsgroups: comp.sys.intel,comp.sys.ibm.pc
Subject: Re: Raiders of the lost opcodes of the 80386
Summary: these are not Intel mnemonics
Message-ID: <4814@killer.UUCP>
Date: 16 Jul 88 13:06:20 GMT
References: <4071@korppi.tut.fi>
Organization: The Unix(R) Connection, Dallas, Texas
Lines: 13

In article <4071@korppi.tut.fi>, jja@tut.fi (Ahola Jari) writes:
> What has happened to 80386's opcodes IBTS and XBTS (insert and extract
> bit streams) ? MASM 5.0 regocnises the opcodes, but doesn't generate the
> right code. Has this been fixed in MASM 5.X or are these opcodes no longer
> supported in 80386? 

First, these mnemonics are not documented in Intel's _80386 Programmer's 
Reference Manual_. I checked both chapter 17, "80386 Instruction Set",
and Appendix A, Opcode Map. So my question is: What opcodes are supposed to
be the correct ones for the above instructions? 

richard hargrove
...!{ihnp4 | codas | cbosgd}!killer!richardh
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