Date: Sat, 09 Aug 2003 13:13:43 -0400 From: Joe Marcus Clarke <marcus@marcuscom.com> To: Marcel Moolenaar <marcel@freebsd.org> Cc: cvs-all@freebsd.org Subject: Re: cvs commit: src/lib/libc/ia64/gen fpgetmask.c fpsetmask.c Message-ID: <1060449223.5892.14.camel@shumai.marcuscom.com> In-Reply-To: <200308091707.h79H7Oi8034909@repoman.freebsd.org> References: <200308091707.h79H7Oi8034909@repoman.freebsd.org>
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[-- Attachment #1 --] On Sat, 2003-08-09 at 13:07, Marcel Moolenaar wrote: > marcel 2003/08/09 10:07:24 PDT > > FreeBSD src repository > > Modified files: > lib/libc/ia64/gen fpgetmask.c fpsetmask.c > Log: > o There are 6 trap disable bits in ar.fpsr, not five. Even though we > didn't provide a constant for one of them (non-IEEE denormal trap), > in an attempt to not support it probably, it's not we are left with > the lower 5 bits. > o Properly mask the passed or returned fp_except_t. Not doing so > causes instant core dumps by trying to write an invalid value to > ar.fpsr. Now that we're masking, stop using exclusive-or to invert > bits. > > This fixes the illegal instruction fault encountered when building > mozilla. Nice! Joe -- PGP Key : http://www.marcuscom.com/pgp.asc [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (FreeBSD) iD8DBQA/NSvGb2iPiv4Uz4cRArf4AKCiMuuNNoMRBcJ3TY6d/c5i+5qG8wCdFGLb gDDlAT6CUAMpbKNDc8fuvU0= =NnpA -----END PGP SIGNATURE-----
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