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From: Jakub Jelinek <jakub@redhat.com>
To: Eric Botcazou <ebotcazou@adacore.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: [patch] Document new overflow arithmetics patterns
Date: Fri, 20 Nov 2015 10:37:00 -0000	[thread overview]
Message-ID: <20151120103708.GG5675@tucnak.redhat.com> (raw)
In-Reply-To: <1557052.Jl1FD73nyu@polaris>

On Fri, Nov 20, 2015 at 11:12:06AM +0100, Eric Botcazou wrote:
> Hi,
> 
> this documents the new overflow arithmetics patterns added recently (addv4, 
> subv4, mulv4, umulv4, negv3) and only them, i.e. the old ones are still not.
> This also fixes the description of the cbranch and jump patterns, which were 
> referring to a label_ref instead of a code_label.
> 
> Tested with 'make doc' on x86-64/Linux, OK for mainline and 5 branch?
> 
> 
> 2015-11-20  Eric Botcazou  <ebotcazou@adacore.com>
> 
> 	* doc/md.texi (Standard Names): Move entry for addptr3 around,
> 	add entries for addv4, subv4, mulv4, umulv4 and negv3, fixes
> 	glitch in entries for cbranch4 and jump.

Ok, thanks.

> +@cindex @code{negv@var{m}3} instruction pattern
> +@item @samp{negv@var{m}3}
> +Like @code{neg@var{m}2}  but takes a @code{code_label} as operand 2 and
> +emits code to jump to it if signed overflow occurs during the negation.

Spurious space before "but".

	Jakub

      reply	other threads:[~2015-11-20 10:37 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-20 10:12 Eric Botcazou
2015-11-20 10:37 ` Jakub Jelinek [this message]

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