Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-11 Thread Jonathan Yong
On 10/11/20 7:59 AM, Wols Lists wrote: On 11/10/20 05:42, Jonathan Yong wrote: Was it just the previous message? I canceled sending the message when I realized it wasn't signed. Google SMTP must have accepted it anyway. You can't cancel a message. Once it's left your inbox, it's gone. And

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-11 Thread Wols Lists
On 11/10/20 05:42, Jonathan Yong wrote: > Was it just the previous message? I canceled sending the message when I > realized it wasn't signed. Google SMTP must have accepted it anyway. You can't cancel a message. Once it's left your inbox, it's gone. And Google won't/can't do anything (unless

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-10 Thread Jonathan Yong
On 10/10/20 7:53 AM, Ashley Dixon wrote: On Sat, Oct 10, 2020 at 03:47:42AM +, Jonathan Yong wrote: The notion that I am unable to fix a problem myself, on a system that I own, because of some technicality, even as a temporary measure is disconcerting. Controlling every piece of how a

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-10 Thread Ashley Dixon
On Sat, Oct 10, 2020 at 03:47:42AM +, Jonathan Yong wrote: > The notion that I am unable to fix a problem myself, on a system that I own, > because of some technicality, even as a temporary measure is disconcerting. > Controlling every piece of how a software is configured, built and installed

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-09 Thread Jonathan Yong
On 10/9/20 9:27 AM, Ashley Dixon wrote: On Fri, Oct 09, 2020 at 12:26:17AM +, Jonathan Yong wrote: I'm open to fixing ebuild packages by myself in my own overlay, though I prefer not to due to eventual bit rot. Any hints on how to mask CPU USE flags based on multilib arch in the .ebuild

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-09 Thread Jonathan Yong
On 10/9/20 9:27 AM, Ashley Dixon wrote: On Fri, Oct 09, 2020 at 12:26:17AM +, Jonathan Yong wrote: I'm open to fixing ebuild packages by myself in my own overlay, though I prefer not to due to eventual bit rot. Any hints on how to mask CPU USE flags based on multilib arch in the .ebuild

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-09 Thread Ashley Dixon
On Fri, Oct 09, 2020 at 12:26:17AM +, Jonathan Yong wrote: > I'm open to fixing ebuild packages by myself in my own overlay, though I > prefer not to due to eventual bit rot. Any hints on how to mask CPU USE > flags based on multilib arch in the .ebuild file itself? I suppose you could detect

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-09 Thread Jonathan Yong
On 10/9/20 5:44 AM, Walter Dnes wrote: On Fri, Oct 09, 2020 at 12:26:17AM +, Jonathan Yong wrote I have a skylake system: CPU_FLAGS_X86: aes avx avx2 f16c fma3 mmx mmxext pclmul popcnt rdrand sse sse2 sse3 sse4_1 sse4_2 ssse3 A heavy-handed 2-part solution 1) remove "avx2" from

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-08 Thread Walter Dnes
On Fri, Oct 09, 2020 at 12:26:17AM +, Jonathan Yong wrote > > I have a skylake system: > CPU_FLAGS_X86: aes avx avx2 f16c fma3 mmx mmxext pclmul popcnt rdrand > sse sse2 sse3 sse4_1 sse4_2 ssse3 A heavy-handed 2-part solution 1) remove "avx2" from CPU_FLAGS_X86 2) assuming you have

Re: [gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-08 Thread Jonathan Yong
On 10/8/20 3:40 PM, Ashley Dixon wrote: On Thu, Oct 08, 2020 at 11:57:52AM +, Jonathan Yong wrote: I am getting AVX2 related compile errors in 32bit media-libs/opencv-4.4.0, there are some internet text mentioning not all AVX2 instructions are supported on 32bit x86. For now, I have set

[gentoo-user] Re: Multilib ABI specific CPU use flags?

2020-10-08 Thread Ashley Dixon
On Thu, Oct 08, 2020 at 11:57:52AM +, Jonathan Yong wrote: > I am getting AVX2 related compile errors in 32bit media-libs/opencv-4.4.0, > there are some internet text mentioning not all AVX2 instructions are > supported on 32bit x86. > > For now, I have set -abi_x86_32 since I don't need it

[gentoo-user] Re: Multilib help

2018-07-04 Thread Ian Zimmerman
On 2018-07-04 02:06, Andrew Udvare wrote: > https://wiki.gentoo.org/wiki/Project:AMD64/32-bit_Chroot_Guide > > If most of your apps are 32-bit then you are almost better off running > a native 32-bit system, especially for games. > > You can also use the chroot for building, but then copy the

[gentoo-user] Re: Multilib help

2018-07-04 Thread Nikos Chantziaras
On 04/07/18 08:51, Zoltán Kócsi wrote: So if a good soul came down to the level of the unfranked and told me what to do, I'd be most obliged. In addition, if there's some decent documentation on the package management system (apart from the Wiki), preferably in a format that can be printed for

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread covici
Mick michaelkintz...@gmail.com wrote: On Friday 03 Apr 2015 17:48:38 cov...@ccs.covici.com wrote: Grant Edwards grant.b.edwa...@gmail.com wrote: On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote Hi,

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread covici
Grant Edwards grant.b.edwa...@gmail.com wrote: On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote Hi, How does one know previously which packages will require 32 bit ABI ? I have two systems (among others) to

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread Mick
On Friday 03 Apr 2015 17:48:38 cov...@ccs.covici.com wrote: Grant Edwards grant.b.edwa...@gmail.com wrote: On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote Hi, How does one know previously which packages will

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread Mick
On Friday 03 Apr 2015 19:09:23 cov...@ccs.covici.com wrote: Mick michaelkintz...@gmail.com wrote: On Friday 03 Apr 2015 17:48:38 cov...@ccs.covici.com wrote: Grant Edwards grant.b.edwa...@gmail.com wrote: On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread Peter Humphrey
On Friday 03 April 2015 14:09:23 cov...@ccs.covici.com wrote: hmmm, one of the things dependent on emul-linux thingies is the C compiler! both 4.8.4 and 4.9, so if I unmerge the emul things, will I still have a C compiler? What does emerge -pv gcc tell you about emul-linux? -- Rgds Peter.

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread covici
Peter Humphrey pe...@prh.myzen.co.uk wrote: On Friday 03 April 2015 14:09:23 cov...@ccs.covici.com wrote: hmmm, one of the things dependent on emul-linux thingies is the C compiler! both 4.8.4 and 4.9, so if I unmerge the emul things, will I still have a C compiler? What does emerge

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread Alan McKinnon
On 03/04/2015 18:48, cov...@ccs.covici.com wrote: Grant Edwards grant.b.edwa...@gmail.com wrote: On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote Hi, How does one know previously which packages will require 32 bit ABI ?

Re: [gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread covici
Alan McKinnon alan.mckin...@gmail.com wrote: On 03/04/2015 18:48, cov...@ccs.covici.com wrote: Grant Edwards grant.b.edwa...@gmail.com wrote: On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote Hi, How does one

[gentoo-user] Re: multilib - do I need it?

2015-04-03 Thread Grant Edwards
On 2015-04-03, Walter Dnes waltd...@waltdnes.org wrote: On Thu, Apr 02, 2015 at 02:12:40PM -0300, Francisco Ares wrote Hi, How does one know previously which packages will require 32 bit ABI ? I have two systems (among others) to consider: one is very simple, built using as fewer packages

[gentoo-user] Re: Multilib or not?

2012-07-17 Thread Nikos Chantziaras
On 17/07/12 21:08, João Matos wrote: Hi list. I've been using gentoo amd64 multilib for at least five year, and the system is working pretty well. But the recent discussion about 64 bit over 32 made me wonder about changing the profile to a non-multilib. There is no advantage in

Re: [gentoo-user] Re: Multilib or not?

2012-07-17 Thread João Matos
well, I think I'm good with multlib. Thank you all. 2012/7/17 Nikos Chantziaras rea...@gmail.com On 17/07/12 21:08, João Matos wrote: Hi list. I've been using gentoo amd64 multilib for at least five year, and the system is working pretty well. But the recent discussion about 64 bit over