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Re: Deleting prologue/epilogue insns
- To: Richard Kenner <kenner at vlsi1 dot ultra dot nyu dot edu>
- Subject: Re: Deleting prologue/epilogue insns
- From: Michael Meissner <meissner at cygnus dot com>
- Date: Tue, 16 Jan 2001 19:26:23 -0500
- Cc: nickc at redhat dot com, gcc-patches at gcc dot gnu dot org
- References: <10101162343.AA00555@vlsi1.ultra.nyu.edu>
On Tue, Jan 16, 2001 at 06:43:36PM -0500, Richard Kenner wrote:
> Why delete the helpful message and RTL dump ?
>
> Now I understand your question. Basically because that's what we normally
> do for an abort: we don't issue a message and RTL dump (with the sole
> exception of insn not recognized). When debugging, you can get all the
> information you need. Seeing the insn isn't helpful (it wasn't to me,
> when I was trying to understand what went wrong).
As a counterpoint, I often times find the insn helpful, and avoids the process
of doing -save-temps, and going into the debugger.
--
Michael Meissner, Red Hat, Inc. (GCC group)
PMB 198, 174 Littleton Road #3, Westford, Massachusetts 01886, USA
Work: meissner@redhat.com phone: +1 978-486-9304
Non-work: meissner@spectacle-pond.org fax: +1 978-692-4482