From: "H.J. Lu" <hjl.tools@gmail.com>
To: Michael Zolotukhin <michael.v.zolotukhin@gmail.com>
Cc: Jan Hubicka <hubicka@ucw.cz>, Uros Bizjak <ubizjak@gmail.com>,
"gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH, x86] Use vector moves in memmove expanding
Date: Wed, 15 May 2013 15:45:00 -0000 [thread overview]
Message-ID: <CAMe9rOrRaZANTPLZQxv8j-V5Ozy75M4d80oCC-rZRT0xQ4a=Rw@mail.gmail.com> (raw)
In-Reply-To: <CANtU07-X-RBFoimDt33=GoxWh5jsCBQ8OzwzHAruDELTq0hHdQ@mail.gmail.com>
On Wed, May 15, 2013 at 5:47 AM, Michael Zolotukhin
<michael.v.zolotukhin@gmail.com> wrote:
> Hi HJ,
>> You use Pmode as the largest integer mode. Is word_mode better
>> than Pmode since word_mode is DI and Pmode may be SI for x32.
> I updated the patch to use word_mode instead of Pmode. Bootstrap,
> make check and Specs2000 are ok.
>
> Thanks, Michael
>
> On 14 May 2013 19:55, H.J. Lu <hjl.tools@gmail.com> wrote:
>> On Tue, May 14, 2013 at 7:34 AM, Michael Zolotukhin
>> <michael.v.zolotukhin@gmail.com> wrote:
>>> Hi,
>>> I attached an updated version of the patch. Looks like the 64-bit issue is
>>> resolved in it (now a vector mode is explicitly chosen instead of TI- or
>>> another integer mode). Also, some of remarks are fixed in it - some
>>> others are still not changed, because I don't know what to do with them right
>>> now (see my questions in the previous letter).
>>>
>>> Could you take a look at the patch?
>>>
>>> I checked it on i386/x86_64 bootstrap and make check, and on Specs2000/2006
>>> (I checked only stability).
>>>
>>
>> You use Pmode as the largest integer mode. Is word_mode better
>> than Pmode since word_mode is DI and Pmode may be SI for x32.
>>
>>
You should include tests to verify that it works as
expected.
--
H.J.
next prev parent reply other threads:[~2013-05-15 15:45 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-10 17:54 Michael Zolotukhin
2013-04-10 20:17 ` Ondřej Bílka
2013-04-10 21:39 ` Michael Zolotukhin
2013-04-10 22:24 ` Ondřej Bílka
2013-04-11 12:56 ` Michael Zolotukhin
2013-04-12 10:06 ` Ondřej Bílka
2013-04-12 11:10 ` Michael Zolotukhin
2013-04-13 18:13 ` Ondřej Bílka
2013-04-17 16:18 ` Jan Hubicka
2013-04-17 18:40 ` Jan Hubicka
2013-04-18 13:50 ` Michael Zolotukhin
2013-04-18 13:55 ` Michael Zolotukhin
2013-05-14 14:35 ` Michael Zolotukhin
2013-05-14 15:55 ` H.J. Lu
2013-05-15 12:47 ` Michael Zolotukhin
2013-05-15 15:45 ` H.J. Lu [this message]
2013-06-05 14:10 ` Michael Zolotukhin
2013-06-20 13:16 ` Michael Zolotukhin
2013-06-20 16:56 ` Michael Zolotukhin
2013-06-25 13:36 ` Michael Zolotukhin
2013-06-30 9:06 ` Uros Bizjak
2013-06-30 9:32 ` Jan Hubicka
2013-06-30 19:15 ` Ondřej Bílka
2013-07-02 14:37 ` Michael Zolotukhin
2013-07-05 7:58 ` Michael Zolotukhin
2013-07-05 11:25 ` Jan Hubicka
2013-07-08 6:49 ` Kirill Yukhin
2013-07-08 6:56 ` Michael Zolotukhin
2013-09-03 19:01 ` Eric Botcazou
2013-09-03 19:05 ` Michael V. Zolotukhin
2013-09-03 19:25 ` H.J. Lu
2013-09-06 16:58 ` H.J. Lu
2013-09-06 20:50 ` Michael Zolotukhin
2013-09-09 7:35 ` Michael V. Zolotukhin
2013-09-09 7:40 ` Jan Hubicka
2013-09-09 7:46 ` Michael V. Zolotukhin
2013-09-09 7:46 ` Uros Bizjak
2013-09-09 7:59 ` Jakub Jelinek
2013-09-09 8:01 ` Michael V. Zolotukhin
2013-09-09 8:02 ` Jakub Jelinek
2013-09-09 9:19 ` Michael V. Zolotukhin
2013-09-09 9:24 ` Jakub Jelinek
2013-09-09 9:25 ` Michael V. Zolotukhin
2013-09-09 9:32 ` Uros Bizjak
2013-09-09 10:13 ` Michael V. Zolotukhin
2013-09-09 10:19 ` Uros Bizjak
2013-09-09 10:27 ` Michael V. Zolotukhin
2013-09-09 12:21 ` Uros Bizjak
2013-09-10 8:23 ` Kirill Yukhin
2013-09-09 10:19 ` Jakub Jelinek
2013-09-09 10:22 ` Uros Bizjak
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