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{
Copyright (c) 2016 by Jonas Maebe
This unit implements Objective-C assembler helper routines.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
****************************************************************************
}
{$i fpcdefs.inc}
unit objcasm;
interface
uses
aasmbase;
{ Workaround for mantis #29906: bug in PPC jump table generation if a jump
table is created for a case-statement that handles at least the lowest
and highest possible value of the case expression type }
{$ifndef VER3_0_0}
function objc_section_name(sec: TObjCAsmSectionType): string;
{$else}
function objc_section_name(sec: TAsmSectionType): string;
{$endif}
implementation
uses
verbose,
systems;
{$ifndef VER3_0_0}
function objc_section_name(sec: TObjCAsmSectionType): string;
{$else}
function objc_section_name(sec: TAsmSectionType): string;
{$endif}
begin
result:='';
if target_info.system in systems_darwin then
case sec of
sec_objc_protocol:
begin
if not(target_info.system in systems_objc_nfabi) then
result:='__OBJC, __protocol, regular, no_dead_strip'
else
internalerror(2015010605);
end;
sec_objc_protocol_ext:
begin
result:='__OBJC, __protocol_ext, regular, no_dead_strip';
end;
sec_objc_category:
begin
if not(target_info.system in systems_objc_nfabi) then
result:='__OBJC, __category, regular, no_dead_strip'
else
internalerror(2015010606);
end;
sec_objc_class_ext:
begin
result:='__OBJC, __class_ext, regular, no_dead_strip';
end;
sec_objc_property:
begin
result:='__OBJC, __property, regular, no_dead_strip';
end;
sec_objc_image_info:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_imageinfo, regular, no_dead_strip'
else
result:='__OBJC, __image_info, regular, no_dead_strip';
end;
sec_objc_cstring_object:
begin
result:='__OBJC, __cstring_object, regular, no_dead_strip';
end;
sec_objc_sel_fixup:
begin
result:='__OBJC, __sel_fixup, regular, no_dead_strip';
exit;
end;
sec_objc_message_refs:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_selrefs, literal_pointers, no_dead_strip'
else
result:='__OBJC, __message_refs, literal_pointers, no_dead_strip';
end;
sec_objc_symbols:
begin
if not(target_info.system in systems_objc_nfabi) then
result:='__OBJC, __symbols, regular, no_dead_strip'
else
internalerror(2016010603);
end;
sec_objc_instance_vars:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:=' __OBJC, __instance_vars, regular, no_dead_strip';
end;
sec_objc_cls_refs:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_clsrefs, regular, no_dead_strip'
else
result:='__OBJC, __cls_refs, literal_pointers, no_dead_strip';
end;
sec_objc_meth_var_types:
begin
if target_info.system in systems_objc_nfabi then
result:='__TEXT, __objc_methtype, cstring_literals'
else
result:='__TEXT, __cstring, cstring_literals';
end;
sec_objc_meth_var_names:
begin
if target_info.system in systems_objc_nfabi then
result:='__TEXT, __objc_methname, cstring_literals'
else
result:='__TEXT, __cstring, cstring_literals';
end;
sec_objc_class_names:
begin
if target_info.system in systems_objc_nfabi then
result:='__TEXT, __objc_classname, cstring_literals'
else
result:='__TEXT, __cstring, cstring_literals';
end;
sec_objc_inst_meth:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:='__OBJC, __inst_meth, regular, no_dead_strip';
end;
sec_objc_cls_meth:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:='__OBJC, __cls_meth, regular, no_dead_strip';
end;
sec_objc_cat_inst_meth:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:='__OBJC, __cat_inst_meth, regular, no_dead_strip';
end;
sec_objc_cat_cls_meth:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:='__OBJC, __cat_cls_meth, regular, no_dead_strip';
end;
sec_objc_meta_class:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:='__OBJC, __meta_class, regular, no_dead_strip';
end;
sec_objc_class:
begin
if target_info.system in systems_objc_nfabi then
result:='__DATA, __objc_const'
else
result:='__OBJC, __class, regular, no_dead_strip';
end;
sec_objc_sup_refs:
begin
result:='__DATA, __objc_superrefs, regular, no_dead_strip';
end;
sec_objc_classlist:
begin
result:='__DATA, __objc_classlist, regular, no_dead_strip';
end;
sec_objc_nlclasslist:
begin
result:='__DATA, __objc_nlclasslist, regular, no_dead_strip';
end;
sec_objc_catlist:
begin
result:='__DATA, __objc_catlist, regular, no_dead_strip';
end;
sec_objc_nlcatlist:
begin
result:='__DATA, __objc_nlcatlist, regular, no_dead_strip';
end;
sec_objc_protolist:
begin
result:='__DATA, __objc_protolist, coalesced, no_dead_strip';
end;
sec_objc_module_info:
begin
if not(target_info.system in systems_objc_nfabi) then
result:=' __OBJC, __module_info, regular, no_dead_strip'
else
internalerror(2016010601);
end;
sec_objc_data:
begin
result:='__DATA, __objc_data';
end;
sec_objc_const:
begin
result:='__DATA, __objc_const';
end;
sec_data_coalesced:
begin
result:='__DATA, __datacoal_nt, coalesced';
end;
else
internalerror(2016010101);
end
else
internalerror(2016010102);
end;
end.
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