Gentoo Archives: gentoo-user

From: Francesco Riosa <BastianBalthazarBux@×××××××××.it>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] USE flags: mmx sse sse2
Date: Fri, 13 Jan 2006 15:49:45
Message-Id: 43C7CB2D.8050602@pnpitalia.it
In Reply to: Re: [gentoo-user] USE flags: mmx sse sse2 by Tom Smith
1 Tom Smith wrote:
2 > Well, if they're /not/ mutually exclusive, another question that comes
3 > up is...
4 >
5 > If a program is compiled with sse or sse2 support on a Pentium II, will
6 > the program run slower than it otherwise would? (Some of the programs I
7 > have are compiled and then distributed to servers with different
8 > CPUs--P-IIs and P-IVs, mainly.)
9 >
10 speaking of manually added options to CFLAGS*, not of use flags
11
12 The only place where mathematics count on a server is encryption ?
13 (notice the question mark)
14 Mayor part of server software use integer math that are not so enhanced
15 by optimizations.
16 The code produced is less stable, and difficult to debug, this bring to the
17 question: why take the risk ?
18
19 just my two cents
20
21 --
22 gentoo-user@g.o mailing list

Replies

Subject Author
Re: [gentoo-user] USE flags: mmx sse sse2 John Myers <electronerd@×××××××××××××.net>