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Re: Adding dwarf2 regnum mapping
- From: Daniel Jacobowitz <drow at mvista dot com>
- To: gdb at sources dot redhat dot com
- Date: Mon, 29 Apr 2002 14:43:10 -0400
- Subject: Re: Adding dwarf2 regnum mapping
- References: <3CCD899D.3020903@suse.cz>
On Mon, Apr 29, 2002 at 07:57:49PM +0200, Michal Ludvig wrote:
> Hi,
> I'm adding x86_64_dwarf2_reg_to_regno() function but don't know how to
> let gdb know it's there. I got inspired by i386 and put
>
> #define DWARF2_REG_TO_REGNUM(reg) x86_64_dwarf2_reg_to_regnum ((reg))
>
> into nm-x86-64.h. Unfortunately then the compilation fails with:
>
> gdbarch.h:664:2: #error "Non multi-arch definition of DWARF2_REG_TO_REGNUM"
>
> If I don't put this define into nm.h, the new function isn't used at
> all. Can someone please tell me how do I tell gdb about this function
> while retaining the target multiarch_pure? If I change the target to
> multiarch_partial, everything works just fine, but I don't think it's
> the right way to go.
mn10300-tdep.c: set_gdbarch_dwarf2_reg_to_regnum (gdbarch, mn10300_dwarf2_reg_to_regnum);
s390-tdep.c: set_gdbarch_dwarf2_reg_to_regnum (gdbarch, s390_stab_reg_to_regnum);
Do it just like either of those; set it in i386_gdbarch_init.
--
Daniel Jacobowitz Carnegie Mellon University
MontaVista Software Debian GNU/Linux Developer