This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: Patch: add systemtap-style marker to _Unwind_DebugHook
- From: Rainer Orth <ro at CeBiTec dot Uni-Bielefeld dot DE>
- To: Tom Tromey <tromey at redhat dot com>
- Cc: gcc-patches at gcc dot gnu dot org, systemtap at sources dot redhat dot com
- Date: Fri, 14 Jan 2011 20:37:02 +0100
- Subject: Re: Patch: add systemtap-style marker to _Unwind_DebugHook
- References: <m3k4i7p9l3.fsf@fleche.redhat.com>
Tom Tromey <tromey@redhat.com> writes:
> @@ -1493,7 +1497,11 @@ static void
> _Unwind_DebugHook (void *cfa __attribute__ ((__unused__)),
> void *handler __attribute__ ((__unused__)))
> {
> +#ifdef HAVE_SYS_SDT_H
> + STAP_PROBE2 (libgcc, unwind, cfa, handler);
> +#else
> asm ("");
> +#endif
> }
>
> /* Install TARGET into CURRENT so that we can return to it. This is a
This is wrong: Solaris 10+ has <sys/sdt.h> for DTrace, but only defines
DTRACE_* there.
Rainer
--
-----------------------------------------------------------------------------
Rainer Orth, Center for Biotechnology, Bielefeld University