Gentoo Archives: gentoo-user

From: gevisz <gevisz@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] march cflag for Intel Pentium Dual-Core E2160 SLA8Z Malay processor
Date: Wed, 19 Sep 2018 22:02:34
Message-Id: CA+t6X7e23Kw0Bizvp1irRsCp6xHjOKcaOGpAyf6hjCQ5LDgb7w@mail.gmail.com
In Reply to: Re: [gentoo-user] march cflag for Intel Pentium Dual-Core E2160 SLA8Z Malay processor by Walter Dnes
1 ср, 19 сент. 2018 г. в 11:38, Walter Dnes <waltdnes@××××××××.org>:
2 >
3 > On Tue, Sep 18, 2018 at 10:22:30AM +0300, gevisz wrote
4 >
5 > > What will be the correct march cflag for Intel Pentium
6 > > Dual-Core E2160 SLA8Z Malay processor to set up in
7 > > make.conf ?
8 >
9 > If you have gcc *ON THE TARGET MACHINE*, execute the command...
10 >
11 > gcc -c -Q -march=native --help=target | grep march=
12 >
13 > ...to find out what "-march=native" yields.
14
15 Unfortunately, currently, I don't have an access to the target
16 computer. Can I use the output of lspci instead of the command
17 above? I have just got it by e-mail and attached the corresponding
18 image to one of my previous replies in this thread.
19
20 > According to
21 > http://www.cpu-world.com/sspec/SL/SLA8Z.html it has...
22 >
23 > MMX SSE SSE2 SSE3 SSSE3
24
25 Do you mean that it would be enough to set
26 CFLAGS="-O2 -pipe mmx sse sse2 sse3 ssse3"
27 without setting the march cflag at all?
28
29 > > Am I right to use amd64 stage3 for Intel Pentium
30 > > Dual-Core E2160 SLA8Z Malay processor?
31 >
32 > Yes... assuming you want 64-bit mode.
33
34 Ok. Thank you for your reply.

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Subject Author
Re: [gentoo-user] march cflag for Intel Pentium Dual-Core E2160 SLA8Z Malay processor Walter Dnes <waltdnes@××××××××.org>