> On 24 Sep 2018, at 15:33, Greg Clayton <clayb...@gmail.com> wrote: > > > >> On Sep 24, 2018, at 7:15 AM, Robert Harris via Dwarf-Discuss >> <dwarf-discuss@lists.dwarfstd.org> wrote: >> >> I'd like some clarification regarding what precisely needs to be relocated >> relative to >> the object load address when interpreting .debug_frame. I'm interested in >> versions >> 2, 3 and 4. >> >> I think the only explicit mention of relocation in DWARF 4 is ยง 6.4.1: >> >> Abstractly, this mechanism describes a very large table... >> ... >> The first column indicates an address for every location that contains >> code in a program. (In shared objects, this is an object-relative >> offset.) >> >> Thus adjustments need to be made to only >> >> An FDE's initial_location field >> DW_CFA_set_loc's operand >> >> Have I missed anything? I see some ambiguity in the definition of >> DW_CFA_def_cfa_expression and it's making me wonder if there are any >> other occasions when a result would require relocation. > > Any DWARF expression can contain a DW_OP_addr, which has an address argument, > and would need to be relocated.
Do you mean that DW_OP_addr's argument should be relocated in all instances of a DWARF expression, i.e. in other .debug_ sections, or just in the context of .debug_frame? _______________________________________________ Dwarf-Discuss mailing list Dwarf-Discuss@lists.dwarfstd.org http://lists.dwarfstd.org/listinfo.cgi/dwarf-discuss-dwarfstd.org
