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[Bug target/25500] REGREGRESSION: SSE2 vectorized code is many times slower on 4.x.x than on 3.4.4
- From: "yuri at tsoft dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Dec 2005 06:03:37 -0000
- Subject: [Bug target/25500] REGREGRESSION: SSE2 vectorized code is many times slower on 4.x.x than on 3.4.4
- References: <bug-25500-6649@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from yuri at tsoft dot com 2005-12-20 06:03 -------
Subject: Re: REGREGRESSION: SSE2 vectorized code is many
times slower on 4.x.x than on 3.4.4
Also I use FreeBSD-6.0 if this even can make a difference.
pinskia at gcc dot gnu dot org wrote:
>------- Comment #2 from pinskia at gcc dot gnu dot org 2005-12-20 05:55 -------
>I cannot reproduce this on an Athlon 64 running in either 32 or 64 bit mode.
>
>Everything I tried shows that 4.x is actually faster than 3.4.4.
>
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25500