Re: [Dwarf-Discuss] Interaction between aranges and unit proposals

2014-04-02 Thread Mark Wielaard
Hi Eric, On Tue, 2014-04-01 at 16:51 -0700, Eric Christopher wrote: > On Tue, Apr 1, 2014 at 4:38 AM, Mark Wielaard wrote: > > Is there a way to reconcile these proposals so they keep the benefit of > > both (quick/complete address scan without having to load/parse bulk data > > and simplifying t

Re: [Dwarf-Discuss] Default Location List Entry Issue 130121.1

2014-04-02 Thread Mark Wielaard
On Tue, 2014-04-01 at 18:42 -0700, Michael Eager wrote: > On 04/01/14 13:54, Mark Wielaard wrote: > > > What about using the presence of a DW_AT_external attribute on the data > > object that has a single location expression to know whether the described > > location is valid/visible outside of th

Re: [Dwarf-Discuss] Interaction between aranges and unit proposals

2014-04-02 Thread Mark Wielaard
On Wed, 2014-04-02 at 12:18 +0200, Mark Wielaard wrote: > Maybe the solution is to have an alternate .debug_aranges header just > for empty units that is as small as possible? Or reuse the existing > header fields as "flag"? Maybe have the proposed header format of issue > 100430.1 but if address_s

Re: [Dwarf-Discuss] Default Location List Entry Issue 130121.1

2014-04-02 Thread Michael Eager
On 04/02/14 03:43, Mark Wielaard wrote: On Tue, 2014-04-01 at 18:42 -0700, Michael Eager wrote: On 04/01/14 13:54, Mark Wielaard wrote: What about using the presence of a DW_AT_external attribute on the data object that has a single location expression to know whether the described location is

Re: [Dwarf-Discuss] Interaction between aranges and unit proposals

2014-04-02 Thread Cary Coutant
> To make it possible to quickly see whether an address (range) is covered > by an ELF file containing DWARF information two proposals were made: > > aranges does not have debug info length > http://dwarfstd.org/ShowIssue.php?issue=100430.1 > > debug_aranges and address-less CUs > http://dwarfstd.o