[[PATCH V9] 1/7] dwarf: add a dwarf2int.h internal interface

[Jason Merrill]

On 6/24/21 9:52 AM, Jose E. Marchesi wrote:

>> On 5/31/21 12:57 PM, Jose E. Marchesi via Gcc-patches wrote:
>>> This patch introduces a dwarf2int.h header, to be used by code that
>>> needs access to the internal DIE structures and their attributes.
>>
>> Why not put these bits in dwarf2out.h?
> 
> We think that it makes sense to have a separated interface file for the
> implementation of DWARF-based debug formats.  It is called `internal'
> because it provides access to internal data structures as well as the
> basic accessor functions to the internals of the DWARF DIEs.

Yes, but "internal data structures" also describes most of the current 
dwarf2out.h.  I'm not opposed to refactoring the header, but splitting 
off a dwarf2cfi.h (for print-rtl.c and final.c) seems like a better 
dividing line.

Jason