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Re: Switch ARM, SPARC and i386 to generic dummy frames (PC_IN_CALL_DUMMY)?
- From: Andrew Cagney <ac131313 at cygnus dot com>
- To: "Peter.Schauer" <Peter dot Schauer at Regent dot E-Technik dot TU-Muenchen dot DE>
- Cc: gdb at sources dot redhat dot com
- Date: Mon, 15 Apr 2002 09:42:45 -0400
- Subject: Re: Switch ARM, SPARC and i386 to generic dummy frames (PC_IN_CALL_DUMMY)?
- References: <200204150751.JAA01272@reisser.regent.e-technik.tu-muenchen.de>
> AFAIK, generic dummy frames work only with the AT_ENTRY mechanism.
>
> But for 32 bit SPARC ABI we need ON_STACK, see
> http://sourceware.cygnus.com/ml/gdb/1999-q4/msg00064.html
> http://sources.redhat.com/ml/gdb-patches/2000-05/msg00041.html
> for an explanation.
>
> I am afraid that we have to extend the generic dummy frame code to allow
> ON_STACK, i
I've this feeling that I might have just (accidently!) done this. For
sparc, the problem may be more the register window gunk.
Andrew