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Re: handling DW_OP_call_frame_cfa

From: Mark Wielaard <mjw at redhat dot com>
To: elfutils-devel at lists dot fedorahosted dot org
Date: Wed, 15 Jul 2009 14:26:07 +0200
Subject: Re: handling DW_OP_call_frame_cfa

Hi Roland,

On Mon, 2009-07-13 at 12:11 -0700, Roland McGrath wrote:
> What I'd had in mind was just that the interpretation of location
> expressions in the application would use the CFI interfaces explicitly.

Thanks, that wasn't too hard at all indeed. I added support for
DW_OP_call_frame_cfa to systemtap now.

> I committed the trivial patch to make getlocation not barf.

For completeness, should it also include DW_OP_form_tls_address
(although gcc seems to emit DW_OP_GNU_push_tls_address) and
DW_OP_bit_piece (which gcc doesn't seem to emit)?

Cheers,

Mark

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