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Re: [RFC] Changes to *_*regset functions
- To: Andrew Cagney <ac131313 at cygnus dot com>, Daniel Jacobowitz <dmj+ at andrew dot cmu dot edu>
- Subject: Re: [RFC] Changes to *_*regset functions
- From: Kevin Buettner <kevinb at cygnus dot com>
- Date: Fri, 13 Jul 2001 12:35:13 -0700
- Cc: gdb at sources dot redhat dot com
- References: <20010713102605.A32410@nevyn.them.org> <3B4F4223.8030405@cygnus.com>
On Jul 13, 2:46pm, Andrew Cagney wrote:
> > Along with the cross-core handling, and eventually cross-thread support, I
> > want to multi-arch supply_gregset/fill_gregset/supply_fpregset/fill_fpregset,
> > and make them target rather than native functions where possible. The issue,
> > of course, is that the *regset_t and *reg_t types are not available to us
> > when cross compiling, and attempting to make them available seems the wrong
> > way to go.
>
>
> Do they belong in gdbarch? gdbarch contains things that describe the
> target systems ISA, ABI, ...
>
> Something like supply_gregset() might use gdbarch. I don't know that it
> belongs in multi-arch.
For Daniel's purposes, supply_gregset() does need to be multi-arch.
Imagine wanting to debug UnixWare, Solaris/x86, Linux, and FreeBSD
core files from a NetBSD/PPC platform. In other words, think of the
core file format as an extension of the ABI.
Kevin