From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22628 invoked by alias); 3 Jan 2002 16:32:40 -0000 Mailing-List: contact sid-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: sid-owner@sources.redhat.com Received: (qmail 22553 invoked from network); 3 Jan 2002 16:32:38 -0000 Date: Thu, 03 Jan 2002 08:32:00 -0000 From: "Frank Ch. Eigler" To: Dave Brolley Cc: sid@sources.redhat.com, cgen@sources.redhat.com Subject: Re: [patch][rfa]: Decoding (not-so) ambiguous insns in sid/sim Message-ID: <20020103113237.I18067@redhat.com> References: <3C3391D7.6050301.cygnus.project.sid@redhat.com> <3C3484FA.8070708@redhat.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="p7qwJlK53pWzbayA" Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <3C3484FA.8070708@redhat.com>; from brolley@redhat.com on Thu, Jan 03, 2002 at 11:21:14AM -0500 X-SW-Source: 2002-q1/txt/msg00003.txt.bz2 --p7qwJlK53pWzbayA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-length: 947 Hi - brolley wrote: > [...] > >By the way, have you tried the "funny function" above? It would have > >the property of separating the 0/0 and 0/N cases [...] > > > Yes, I considered the "funny function" but rejected it because it=20 > assigns a non-zero value in the case where a given bit must always be 1=20 > or always 0, e.g. p0=3D=3Dnum_insns,p1=3D=3D0. Such a bit is useless for= =20 > decoding purposes and is correctly assigned a value of zero both by the=20 > old function and by my new function. You mean that there are actually four separate cases to consider? p0=3DX, p1=3DY, num_insns=3DN X=3D0 / Y=3D0 =3D=3D> result =3D 0 X 0 < result < N X=3DN / Y=3D0 =3D=3D> result =3D 0 X!=3D0 / Y!=3D0 =3D=3D> result >=3D N Okay. Tricky. > Can I consider your response to be approval to commit? Sure. > What about "filter-harmlessly-ambiguous-insns"?=20 > Should I remove it from insn.scm? No opinion. - FChE --p7qwJlK53pWzbayA Content-Type: application/pgp-signature Content-Disposition: inline Content-length: 232 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQE8NIelVZbdDOm/ZT0RAkFgAJ9ckuQBD6PJclXY/MxTDpCOPZ+7zQCePf0P W5s3B2//rbMZ9ltXZWGYw2M= =TEDH -----END PGP SIGNATURE----- --p7qwJlK53pWzbayA--