This is the mail archive of the
systemtap@sourceware.org
mailing list for the systemtap project.
Re: What is the difference among CFI version 1, 3 and 4?
- From: Mark Wielaard <mjw at redhat dot com>
- To: HATAYAMA Daisuke <d dot hatayama at jp dot fujitsu dot com>
- Cc: systemtap at sourceware dot org, crash-utility at redhat dot com
- Date: Thu, 24 Mar 2011 09:34:10 +0100
- Subject: Re: What is the difference among CFI version 1, 3 and 4?
- References: <20110324.121840.71088616.d.hatayama@jp.fujitsu.com>
On Thu, 2011-03-24 at 12:18 +0900, HATAYAMA Daisuke wrote:
> However, I don't know what was added from version 1 to 3, and from
> version 3 and 4. Could anyone suggest me that or tell me documentation
> useful to recognize the difference in addition to the original Dwarf
> specifications?
http://refspecs.freestandards.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/dwarfext.html
http://refspecs.freestandards.org/LSB_3.1.0/LSB-Core-generic/LSB-Core-generic/ehframechpt.html
Are useful since they describe differences and additions
between .debug_frame (as defined by dwarf2) and .eh_frame (which mostly
follows dwarf3 conventions).
Cheers,
Mark