Date: Thu, 14 Jun 2012 20:22:45 -0700 From: Garrett Cooper <yanegomi@gmail.com> To: Richard Yao <ryao@gentoo.org> Cc: "gentoo-bsd@lists.gentoo.org" <gentoo-bsd@lists.gentoo.org>, "hackers@FreeBSD.org" <hackers@freebsd.org> Subject: Re: Import crt{begin,end}.S from NetBSD Message-ID: <CAGH67wS1uG4%2B_GiCyyKDERyf0%2BoQ7vwjFpFR9Qj953EfPt3iOg@mail.gmail.com> In-Reply-To: <4FDAA07C.3030509@gentoo.org> References: <4FDA3364.2020102@gentoo.org> <2073f978e4954a989754752f4da71f9a@HUBCAS2.cs.stonybrook.edu> <4FDA9732.9020804@gentoo.org> <20120614222432.24e52fee@kan.dyndns.org> <4FDAA07C.3030509@gentoo.org>
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On Thu, Jun 14, 2012 at 7:39 PM, Richard Yao <ryao@gentoo.org> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 06/14/12 22:24, Alexander Kabaev wrote: >> On Thu, 14 Jun 2012 22:00:18 -0400 Richard Yao <ryao@gentoo.org> >> wrote: >> >> >>> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 >> >>> On 06/14/12 20:51, Alexander Kabaev wrote: >>>> On Thu, 14 Jun 2012 14:54:28 -0400 Richard Yao >>>> <ryao@gentoo.org> wrote: >>>> >>>>> NetBSD has replacements for GCC's crt{begin,end}.S: >>>>> >>>>> http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/csu/arch/?only_with_tag=MAIN >>>>> >>>>> >>>>> > This would complement compiler-rt and libstdc++. We intend to >>>>> import it in downstream Gentoo FreeBSD. >>>>> >>>>> Could this be imported into FreeBSD-CURRENT? >>>> >>>> Apart from licensing, what others reasons are there to do >>>> that? >>>> >>> These components should not be tied to a specific compiler. If >>> GCC is going to be deprecated, then they should be replaced. >> >>> Anyway, having this tied to GCC has caused headaches for Clang >>> integration in Gentoo. In particular, we let the user pick the >>> toolchain that he uses, so we cannot place GCC's crt{begin,end}.o >>> in the same location that FreeBSD uses. This makes it difficult >>> for Clang to find the correct crt{begin,end}.o. We will likely >>> import the NetBSD crt{begin,end}.S code to rectify this, but it >>> would be preferable to do this in upstreamFreeBSD. >> >> Assuming NetBSD version is a direct plugin for crtbegin/end >> provided by GCC, I see no reason why we cannot do that. Are you are >> willing to do the work and submit the patch, or would like to wait >> for someone on our side? > > Gentoo FreeBSD is currently based on FreeBSD 9-RELEASE. I plan to do > the work to import this downstream within the week, but I am not > running CURRENT. It might be necessary to iterate on the patches > before they can be merged. When I have them, should I file a PR or > post them to the list? File a PR, post a link to the PR on a list / to devs generally is the best way to go. Thanks! -Garrett
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