Re: [PATCH 4/6] Dwarf: Fortran, support DW_TAG_entry_point.

[Yao Qi <qiyaoltc@gmail.com>]

On 17-07-21 11:23:58, Tim Wiederhake wrote:
> From: Bernhard Heckel <bernhard.heckel@intel.com>
> 
> Fortran provides additional entry-points to an subprogram.  Those entry-points
> may have only a subset of parameters of the original subprogram as well.
> 
> Add support for parsing DW_TAG_entry_point's for Fortran.

Again, what is the fortran compiler?  I use gfortran, which doesn't
generate DW_TAG_sub_program in debug information.

> 
> xxxx-yy-zz  Bernhard Heckel  <bernhard.heckel@intel.com>
>             Tim Wiederhake  <tim.wiederhake@intel.com>
> 
> gdb/ChangeLog:
> 	* gdb/dwarf2read.c (add_partial_symbol): Handle DW_TAG_entry_point.
> 	(add_partial_entry_point): New function.
> 	(add_partial_subprogram): Search for entry_points.
> 	(process_die): Handle DW_TAG_entry_point.
> 	(dwarf2_get_pc_bounds): Update low pc from DWARF.
> 	(load_partial_dies): Save DW_TAG_entry_point's.
> 	(load_partial_dies): Save DW_TAG_entry_point to hash table.
> 	(load_partial_dies): Look into child's of DW_TAG_sub_program
> 	for fortran.
> 	(new_symbol_full): Process DW_TAG_entry_point.
> 	(read_type_die_1): Handle DW_TAG_entry_point.
> 
> gdb/testsuite/ChangeLog:
> 	* gdb.fortran/entry_point.f90: New file.
> 	* gdb.fortran/entry_point.exp: New file.

-- 
Yao (齐尧)