From: Anton Farygin <rider@basealt.ru>
To: ALT Linux Team development discussions <devel@lists.altlinux.org>,
Yuri Sedunov <aris@altlinux.org>
Subject: Re: [devel] WebKitGTK-2.24.1 & SSE2
Date: Tue, 9 Apr 2019 13:35:56 +0300
Message-ID: <30e1b218-c919-ef9b-1bef-6df7a13c8c2a@basealt.ru> (raw)
In-Reply-To: <b2646a8b16cfe4309bc04c5874faeeff6d9fbee7.camel@altlinux.org>
09.04.2019 13:29, Yuri Sedunov пишет:
> В Вт, 09/04/2019 в 13:25 +0300, Anton Farygin пишет:
>> 09.04.2019 13:20, Yuri Sedunov пишет:
>>> check_cxx_source_runs("
>>> #include <emmintrin.h>
>>> int main ()
>>> {
>>> __m128d a, b;
>>> double vals[2] = {0};
>>> a = _mm_loadu_pd (vals);
>>> b = _mm_add_pd (a,a);
>>> _mm_storeu_pd (vals,b);
>>> return(0);
>>> }"
>>> HAVE_SSE2_EXTENSIONS)
>> Ну и отлично, этот тест должен проходить на сборочнице.
> По-твоему, этот тест должен и на i586 проходить?
>
Безотносительно того, что i586 пора закапывать - да, набор инструкций
SSE2 появился до x86_64.
[builder@localhost ~]$ gcc -msse3 sse.c
[builder@localhost ~]$ ./a.out
[builder@localhost ~]$ echo $?
0
next prev parent reply other threads:[~2019-04-09 10:35 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-09 9:58 Yuri Sedunov
2019-04-09 10:12 ` Anton Farygin
2019-04-09 10:20 ` Yuri Sedunov
2019-04-09 10:25 ` Anton Farygin
2019-04-09 10:29 ` Yuri Sedunov
2019-04-09 10:34 ` Alexey V. Vissarionov
2019-04-09 10:40 ` Anton Farygin
2019-04-09 10:45 ` Alexey V. Vissarionov
2019-04-09 10:35 ` Anton Farygin [this message]
2019-04-09 10:36 ` Anton Farygin
2019-04-09 10:41 ` Alexey V. Vissarionov
2019-04-09 10:44 ` Anton Farygin
2019-04-09 10:28 ` Michael Shigorin
2019-04-09 10:29 ` Anton Farygin
2019-04-09 10:39 ` Alexey V. Vissarionov
2019-04-09 10:45 ` Sergey Afonin
2019-04-09 10:47 ` Alexey V. Vissarionov
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