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From: Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, Subject: Re: c/10083: alpha: ICE while building swi-prolog-packages Date: Sun, 16 Mar 2003 15:06:00 -0000 [thread overview] Message-ID: <20030316150601.22424.qmail@sources.redhat.com> (raw) The following reply was made to PR c/10083; it has been noted by GNATS. From: Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> To: gcc-gnats@gcc.gnu.org Cc: 184749@bugs.debian.org, gcc-bugs@gcc.gnu.org, rmurray@debian.org Subject: Re: c/10083: alpha: ICE while building swi-prolog-packages Date: 16 Mar 2003 15:56:47 +0100 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> writes: > a slightly smaller test case is: > > static unsigned long getTimeEvent(unsigned long time) > { > return time % ((1UL << 62) - 1); > } The problem is that expand_divmod generates a zero extension of a constant, which is VOIDmode: (insn 11 10 12 (nil) (set (reg:DI 72) (truncate:DI (lshiftrt:TI (mult:TI (zero_extend:TI (reg/v:DI 70 [time])) (zero_extend:TI (const_int 65 [0x41]))) (const_int 64 [0x40])))) -1 (nil) (nil)) Should expand_divmod not generate this, or should simplify_unary_operation be able to handle it? -- Falk
next reply other threads:[~2003-03-16 15:06 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2003-03-16 15:06 Falk Hueffner [this message] -- strict thread matches above, loose matches on Subject: below -- 2003-05-15 0:08 falk.hueffner 2003-03-25 6:46 Falk Hueffner 2003-03-22 4:12 bangerth 2003-03-16 20:06 Richard Henderson 2003-03-16 13:46 Falk Hueffner 2003-03-14 14:56 rmurray
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