Date: Mon, 27 Apr 2015 11:06:08 +0200 From: "Herbert J. Skuhra" <herbert@oslo.ath.cx> To: Adrian Chadd <adrian@FreeBSD.org> Cc: ports-committers@freebsd.org, svn-ports-all@freebsd.org, svn-ports-head@freebsd.org Subject: Re: svn commit: r384814 - in head/lang/gcc: . files Message-ID: <20150427090608.GA57758@oslo.ath.cx> In-Reply-To: <201504270408.t3R481J2074438@svn.freebsd.org> References: <201504270408.t3R481J2074438@svn.freebsd.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, Apr 27, 2015 at 04:08:01AM +0000, Adrian Chadd wrote: > Author: adrian (src committer) > Date: Mon Apr 27 04:08:01 2015 > New Revision: 384814 > URL: https://svnweb.freebsd.org/changeset/ports/384814 > > Log: > Implement the FreeBSD specific pieces for thread affinity for OpenMP. > > Upstream gcc 4.8 doesn't have support for this - it'll create threads, > but it won't do any of the thread affinity stuff for FreeBSD. > > This allows for OMP_PROC_BIND=true to bind threads to their initial > CPUs, leading to some pretty drastic improvements in performance > for certain NUMA workloads. > > Approved by: gerald > > Added: > head/lang/gcc/files/patch-libgomp-freebsd-affinity (contents, props changed) > head/lang/gcc/files/patch-libgomp-posix-affinity (contents, props changed) > Modified: > head/lang/gcc/Makefile Hi, this breaks the build on releng/8.4 (with BOOTSTRAP=on and JAVA=off): sed -e 's/\(UNUSED\)/_GLIBCXX_\1/g' \ -e 's/\(GCC[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*_H\)/_GLIBCXX_\1/g' \ -e 's/SUPPORTS_WEAK/__GXX_WEAK__/g' \ -e 's/\([ABCDEFGHIJKLMNOPQRSTUVWXYZ_]*USE_WEAK\)/_GLIBCXX_\1/g' \ -e 's,^#include "\(.*\)",#include <bits/\1>,g' \ < /usr/ports/lang/gcc/work/gcc-4.8.4/libstdc++-v3/../libgcc/gthr-posix.h > x86_64-portbld-freebsd8.4/bits/gthr-default.h gmake[3]: Leaving directory '/usr/ports/lang/gcc/work/build/x86_64-portbld-freebsd8.4/libstdc++-v3/include' gmake[2]: Leaving directory '/usr/ports/lang/gcc/work/build' Makefile:18677: recipe for target 'stage1-bubble' failed gmake[1]: *** [stage1-bubble] Error 2 gmake[1]: Leaving directory '/usr/ports/lang/gcc/work/build' Makefile:18992: recipe for target 'bootstrap-lean' failed gmake: *** [bootstrap-lean] Error 2 I know stable/8 is EOL soon. -- Herbert
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20150427090608.GA57758>