Re: gdb.asm/arm.inc tweak

[Michael Snyder <msnyder@redhat.com>]

Mark Salter wrote:
> 
> Here's a small tweak to fix asm tests on arm boards. Clearly, we
> don't want to clear $sp. It looked like the intent was to clear
> the frame pointer to limit backtraces.

You're right about the intent.  I think your change is right, 
but it would be nice if Richard Earnshaw would comment on it.

> 
> --Mark
> 
> 2003-01-17  Mark Salter  <msalter@redhat.com>
> 
>         * gdb.asm/arm.inc (gdbasm_startup): Clear fp and r7 (thumb fp), not sp.
> 
> Index: testsuite/gdb.asm/arm.inc
> ===================================================================
> RCS file: /cvs/src/src/gdb/testsuite/gdb.asm/arm.inc,v
> retrieving revision 1.1
> diff -u -p -5 -r1.1 arm.inc
> --- testsuite/gdb.asm/arm.inc   20 Dec 2001 22:12:20 -0000      1.1
> +++ testsuite/gdb.asm/arm.inc   17 Jan 2003 21:35:28 -0000
> @@ -27,8 +27,9 @@
>         swi 0x00123456
>         .endm
> 
>         comment "crt0 startup"
>         .macro gdbasm_startup
> -       mov sp, #0
> +       mov fp, #0
> +       mov r7, #0
>         .endm
>