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From: Jeff Law <law@redhat.com>
To: "Martin Liška" <mliska@suse.cz>, gcc-patches@gcc.gnu.org
Cc: Jan Hubicka <hubicka@ucw.cz>, Michael Matz <matz@suse.de>,
	Richard Biener <richard.guenther@gmail.com>
Subject: Re: [PATCH] Come up with -flto=auto option.
Date: Wed, 24 Jul 2019 15:46:00 -0000	[thread overview]
Message-ID: <ebb7ad29-d7f3-65f9-7cfd-a5f0106167e3@redhat.com> (raw)
In-Reply-To: <95f20c0a-81a3-2319-326b-3c5baf71e2d1@suse.cz>

On 7/23/19 2:30 AM, Martin Liška wrote:
> Hi.
> 
> As we as openSUSE started using -flto, I see it very handy to have
> an option value that will automatically detect number of cores
> that can be used for parallel LTRANS phase.
> 
> Thoughts?
> 
> gcc/ChangeLog:
> 
> 2019-07-23  Martin Liska  <mliska@suse.cz>
> 
> 	* doc/invoke.texi: Document the new option value.
> 	* lto-wrapper.c (cpuset_popcount): New function
> 	is a copy of libgomp/config/linux/proc.c.
> 	(init_num_threads): Likewise.
> 	(run_gcc): Support -flto=auto.
OK.  I won't be at all surprised if this causes headaches on some hosts,
so please watch for Solaris, AIX, etc etc issues.

Jeff

      parent reply	other threads:[~2019-07-24 15:44 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-23  8:55 Martin Liška
2019-07-23  9:29 ` Jan Hubicka
2019-07-23 10:34   ` [PATCH] Deduce automatically number of cores for -flto option Martin Liška
2019-07-24 15:47     ` Jeff Law
2019-07-29 13:37       ` Martin Liška
2019-07-30 13:47         ` Martin Liška
2019-07-31  1:23         ` Jakub Jelinek
2019-07-31  7:24           ` Martin Liška
2019-07-31  7:40             ` Jakub Jelinek
2019-07-31  7:49               ` Jan Hubicka
2019-07-31  7:50                 ` Martin Liška
2019-07-31  7:54               ` Martin Liška
2019-07-31  8:08                 ` Jakub Jelinek
2019-07-31  8:21                 ` Jan Hubicka
2019-07-31  8:37                   ` Martin Liška
2019-07-31  9:12                     ` Jakub Jelinek
2019-07-31  9:15                       ` Jan Hubicka
2019-07-31  9:17                         ` Jakub Jelinek
2019-07-31  9:22                           ` Jan Hubicka
2019-07-31 10:02                         ` Martin Liška
2019-07-31 12:02                           ` Jan Hubicka
2019-07-31 15:42                           ` Martin Liška
2019-08-01 13:19                             ` Jakub Jelinek
2019-08-01 14:34                               ` [PATCH] Properly detect working jobserver in gcc driver Martin Liška
2019-08-01 14:41                                 ` Jakub Jelinek
2019-08-02  6:30                                   ` Martin Liška
2019-08-02  7:45                                     ` Jakub Jelinek
2019-08-02  8:47                                       ` Martin Liška
2019-08-02  8:50                                         ` Jakub Jelinek
2019-08-02  9:04                                           ` Richard Biener
2019-08-02  9:08                                             ` Jan Hubicka
2019-08-02  9:15                                             ` Jan Hubicka
2019-08-02  9:19                                               ` Martin Liška
2019-08-02  9:55                                                 ` Richard Biener
2019-08-05  6:41                                                   ` Martin Liška
2019-08-09  8:14                                                     ` Martin Liška
2019-08-09  8:22                                                       ` Richard Biener
2019-08-09 12:51                                                         ` Martin Liška
2019-08-09 13:56                                                           ` Martin Liška
2019-08-12 15:18                                                             ` Jeff Law
2019-07-23 13:13   ` [PATCH] Come up with -flto=auto option Jeff Law
2019-07-23 13:22     ` Richard Biener
2019-07-23 13:57     ` Michael Matz
2019-07-23 14:00       ` Jeff Law
2019-07-23 14:27         ` Martin Liška
2019-07-23 22:56           ` Jeff Law
2019-07-24  6:59             ` Martin Liška
2019-07-24 15:16               ` Jeff Law
2019-07-23 22:32 ` Allan Sandfeld Jensen
2019-07-24  6:47   ` Martin Liška
2019-07-24  7:12     ` Allan Sandfeld Jensen
2019-07-24  7:15       ` Martin Liška
2019-07-24 11:09         ` Nathan Sidwell
2019-07-24 15:46 ` Jeff Law [this message]

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