This is the mail archive of the
binutils@sourceware.org
mailing list for the binutils project.
Re: [PATCH] Add x86 SSE5 instructions to the GNU binary utilities
- From: Alan Modra <amodra at bigpond dot net dot au>
- To: Michael Meissner <michael dot meissner at amd dot com>
- Cc: binutils at sourceware dot org, christophe dot harle at amd dot com, dwarak dot rajagopal at amd dot com
- Date: Fri, 7 Sep 2007 11:57:04 +0930
- Subject: Re: [PATCH] Add x86 SSE5 instructions to the GNU binary utilities
- References: <20070831175452.GA17876@mmeissner-gold.amd.com>
On Fri, Aug 31, 2007 at 01:54:52PM -0400, Michael Meissner wrote:
> I needed 3 extra opcode_modifier bits to implement SSE5, and only two bits are
> available without going to long long.
Hmm, I see only the following combinations of your 3 new bits are
actually used:
0
Drex
Drex|Drexv
Drexc
So, you could encode in 2 bits..
--
Alan Modra
Australia Development Lab, IBM