Date: Tue, 3 May 2011 04:27:57 -0500 From: Brooks Davis <brooks@FreeBSD.org> To: Roman Divacky <rdivacky@FreeBSD.org> Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org, Dimitry Andric <dim@FreeBSD.org> Subject: Re: svn commit: r221348 - head/sys/boot/i386/boot2 Message-ID: <20110503092757.GA24552@lor.one-eyed-alien.net> In-Reply-To: <20110503133927.GA41839@freebsd.org> References: <201105022113.p42LD8TH055002@svn.freebsd.org> <20110503133927.GA41839@freebsd.org>
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On Tue, May 03, 2011 at 03:39:27PM +0200, Roman Divacky wrote:
> With the recent libobjc removal this means that we can compile
> all (no exceptions) of FreeBSD/{i386,amd64} with clang.
>
> Quite a milestone in my opinion :)
Great news! Thanks for all the work to make this happen!
Has boot2 been submitted to LLVM as a clang regression test?
Thanks,
Brooks
>
> On Mon, May 02, 2011 at 09:13:08PM +0000, Dimitry Andric wrote:
> > Author: dim
> > Date: Mon May 2 21:13:08 2011
> > New Revision: 221348
> > URL: http://svn.freebsd.org/changeset/base/221348
> >
> > Log:
> > Clang r130700 can now compile sys/boot/i386/boot2 with room to spare.
> >
> > Modified:
> > head/sys/boot/i386/boot2/Makefile
> >
> > Modified: head/sys/boot/i386/boot2/Makefile
> > ==============================================================================
> > --- head/sys/boot/i386/boot2/Makefile Mon May 2 21:10:13 2011 (r221347)
> > +++ head/sys/boot/i386/boot2/Makefile Mon May 2 21:13:08 2011 (r221348)
> > @@ -2,9 +2,6 @@
> >
> > .include <bsd.own.mk>
> >
> > -# XXX: clang can compile the boot code just fine, but boot2 gets too big
> > -CC:=${CC:C/^(.*\/)?clang$/gcc/1}
> > -
> > FILES= boot boot1 boot2
> >
> > NM?= nm
> > @@ -45,6 +42,12 @@ CFLAGS= -Os \
> > -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings \
> > -Winline --param max-inline-insns-single=100
> >
> > +.if ${CC:T:Mclang} == "clang"
> > +CFLAGS+= -mllvm -stack-alignment=8 -mllvm -inline-threshold=3
> > +# XXX: clang integrated-as doesn't grok .codeNN directives yet
> > +CFLAGS+= ${.IMPSRC:T:Mboot1.S:C/^.+$/-no-integrated-as/}
> > +.endif
> > +
> > LDFLAGS=-static -N --gc-sections
> >
> > # Pick up ../Makefile.inc early.
>
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