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Re: [RFA] gprof static call support for MIPS
On Sun, Jan 20, 2002 at 03:54:41PM -0800, Jason R Thorpe wrote:
> On Sun, Jan 20, 2002 at 06:26:05PM -0500, Daniel Jacobowitz wrote:
>
> > Is this going to do any good for NetBSD? I thought I remembered you
> > saying that NetBSD/MIPS used -mabicalls, when you posted the profiling
> > patch. In that case all interesting calls are indirect!
>
> The kernel does not use abicalls. We use gprof on kernels, too.
Ah, yes. Ditto for the Linux kernel.
> > Then again I don't see abicalls set for netbsd in the community GCC
> > tree.
>
> I have a new NetBSD/mips configuration for GCC that is approved, but
> I'm waiting for the other bits of my patch to be approved so I can
> commit it (the MIPS portion depends on changes to the shared NetBSD ELF
> configuration bits). But, in any case, yes, abicalls is the default
> for userland code.
OK, that makes sense. I don't know if it's possible to reconstitute
some of the GOT-based calls in the callgraph, but it may be... I'll
have to think about it.
--
Daniel Jacobowitz Carnegie Mellon University
MontaVista Software Debian GNU/Linux Developer