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From: Uros Bizjak <>
To: Sandra Loosemore <>
Cc: "Peryt, Sebastian" <>,
		"" <>,
	"Koval, Julia" <>,
		"" <>
Subject: Re: [PATCH] Match x86 family machine constraints section with
Date: Wed, 24 May 2017 13:40:00 -0000	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Tue, May 23, 2017 at 5:33 PM, Sandra Loosemore
<> wrote:
> On 04/28/2017 03:30 AM, Peryt, Sebastian wrote:
>> Hi,
>> Thank you for your comments. I edited my patch accordingly. As for some of
>> your doubts:
>> - REX is  the opcode prefix to access 64-bit register extensions
>> introduced in IA-32e mode.
>> - EVEX is the encoding prefix which applies to SIMD operating instructions
>> operating on XMM, YMM and ZMM registers. It was introduced with AVX-512
>> instructions.
>> - "number factor of four" that means that sources start in a multiple of 4
>> boundary. This is used for some of instructions.
>> Also I'd like to add that this whole patch is strictly based on docstring
>> parts of constraints that are present in config/i386/ but not
>> in documentation (md.texi file). There is no new (new as in nonexistent in
>> code) content.
>> I'm also adding Kirill Yukhin to CC, because I believe he is the correct
>> person that can catch any technical errors if any has slipped-in.
> The grammar/markup/etc are OK now, but I can't comment on technical
> correctness of the information.



  reply	other threads:[~2017-05-24 13:30 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-26 15:37 Peryt, Sebastian
2017-04-27 21:03 ` Sandra Loosemore
2017-04-28  9:31   ` Peryt, Sebastian
2017-05-23  9:18     ` Peryt, Sebastian
2017-05-23 15:49     ` Sandra Loosemore
2017-05-24 13:40       ` Uros Bizjak [this message]
2017-05-25  6:50         ` Peryt, Sebastian
2017-05-25 19:56           ` Uros Bizjak

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