Date: Mon, 23 Sep 2013 08:39:56 +0200 From: Dimitry Andric <dim@FreeBSD.org> To: Bryan Drewery <bdrewery@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r255804 - in head/contrib/llvm/lib: CodeGen/SelectionDAG Target/AArch64 Target/ARM Target/Hexagon Target/MSP430 Target/Mips Target/NVPTX Target/PowerPC Target/R600 Target/Sparc Target/S... Message-ID: <925ED02E-E2DF-4BC9-91EC-47E20353834F@FreeBSD.org> In-Reply-To: <523F891F.6010401@FreeBSD.org> References: <201309222203.r8MM3UjJ006580@svn.freebsd.org> <523F891F.6010401@FreeBSD.org>
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--Apple-Mail=_0B7B53B3-9FA8-404A-B244-1A8D476F8276 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=iso-8859-1 On Sep 23, 2013, at 02:19, Bryan Drewery <bdrewery@FreeBSD.org> wrote: > On 9/22/2013 5:03 PM, Dimitry Andric wrote: >> Author: dim >> Date: Sun Sep 22 22:03:30 2013 >> New Revision: 255804 >> URL: http://svnweb.freebsd.org/changeset/base/255804 >> >> Log: >> Pull in r191165 from upstream llvm trunk: >> >> ISelDAG: spot chain cycles involving MachineNodes >> >> Previously, the DAGISel function WalkChainUsers was spotting that it >> had entered already-selected territory by whether a node was a >> MachineNode (amongst other things). Since it's fairly common practice >> to insert MachineNodes during ISelLowering, this was not the correct >> check. >> >> Looking around, it seems that other nodes get their NodeId set to -1 >> upon selection, so this makes sure the same thing happens to all >> MachineNodes and uses that characteristic to determine whether we >> should stop looking for a loop during selection. >> >> This should fix PR15840. > > 15840 is for x11-fonts/ucs-fixed. Did you put the wrong one? No, this is a quote from the upstream commit message, which is referring to http://llvm.org/PR15840 :-) -Dimitry --Apple-Mail=_0B7B53B3-9FA8-404A-B244-1A8D476F8276 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.20 (Darwin) iEYEARECAAYFAlI/4kEACgkQsF6jCi4glqPI4gCgiPG4ELjTo9cv7HKubLz8IQVZ DTIAmwf1XJ6sMzpZxAp+TjYk9zgBj6b8 =072r -----END PGP SIGNATURE----- --Apple-Mail=_0B7B53B3-9FA8-404A-B244-1A8D476F8276--
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