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Re: Feature request: Set the direction flag on x86/x64 register->register operations

From: "Jan Beulich" <jbeulich at novell dot com>
To: "H.J. Lu" <hjl dot tools at gmail dot com>
Cc: <stefan at codeweavers dot com>,<binutils at sourceware dot org>
Date: Fri, 19 Dec 2008 15:40:22 +0000
Subject: Re: Feature request: Set the direction flag on x86/x64 register->register operations
References: <000001c959fc$d3880ff0$7a982fd0$@com> <6dc9ffc80812180916v2bfca01dt56c5128f72ec57d9@mail.gmail.com> <6dc9ffc80812181052m35c19572ga05a06d9276974bd@mail.gmail.com> <000601c9616b$afac7640$0f0562c0$@com> <6dc9ffc80812181602o1a476078i4d11d7c52d83f65@mail.gmail.com> <001c01c96174$177c9130$4675b390$@com> <494B725E.76E4.0078.0@novell.com> <6dc9ffc80812190725w153047dcy312b04c7daf23c9c@mail.gmail.com>

>>> "H.J. Lu" <hjl.tools@gmail.com> 19.12.08 16:25 >>>
>On Fri, Dec 19, 2008 at 1:07 AM, Jan Beulich <jbeulich@novell.com> wrote:
>> Also, the whole thing seems half-baked to me, as it only deals with
>> alternative encodings using the 'D' bit. Using an .a suffix and handling
>
>".r" handles insns which can be encoded differently by swapping operands
>in encoding:

But I was thinking of movq (between mm or xmm registers), pextrw, or
64-bit mov between mm/xmm and memory in 64-bit mode.

Jan

Follow-Ups:
- Re: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: H.J. Lu

References:
- RE: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: Stefan Dösinger
- Re: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: H.J. Lu
- Re: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: H.J. Lu
- RE: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: Stefan Dösinger
- Re: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: H.J. Lu
- RE: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: Stefan Dösinger
- RE: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: Jan Beulich
- Re: Feature request: Set the direction flag on x86/x64 register->register operations
  - From: H.J. Lu

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