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Re: i686 (PentiumPro) Optimizer Bug
- To: law at cygnus dot com
- Subject: Re: i686 (PentiumPro) Optimizer Bug
- From: hjl at lucon dot org (H.J. Lu)
- Date: Sun, 17 Jan 1999 07:52:29 -0800 (PST)
- Cc: ghh at mpq dot mpg dot de, egcs-bugs at cygnus dot com, egcs-patches at cygnus dot com
>
>
>
> In message <m0zqRt3-00038tC@ocean.lucon.org>you write:
> > Wed Dec 16 07:53:13 1998 H.J. Lu (hjl@gnu.org)
> >
> > * reg-stack.c (subst_stack_regs_pat): Abort if the destination
> > of a FP conditional move is not on the FP register stack.
> Thanks. I'm still thinking about the right fix for the x86 files, but this
> change is a good idea regardless. I've installed it.
>
> I also installed a heavily hacked & simplifed testcase into the testsuite that
> will trigger this bug.
>
Thanks.
--
H.J. Lu (hjl@gnu.org)