fpc/compiler/riscv64/cpupara.pas
2024-12-26 16:49:43 +01:00

71 lines
2.0 KiB
ObjectPascal

{
Copyright (c) 2002 by Florian Klaempfl
RiscV64 specific calling conventions
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.
****************************************************************************
}
unit cpupara;
{$I fpcdefs.inc}
interface
uses
globtype,
aasmtai,aasmdata,
cpubase,
symconst, symtype, symdef, symsym,
paramgr, parabase, cgbase, cgutils,
pararv;
type
tcpuparamanager = class(trvparamanager)
function ret_in_param(def: tdef; pd: tabstractprocdef): boolean; override;
private
function parseparaloc(p: tparavarsym; const s: string): boolean; override;
end;
implementation
uses
verbose, systems,
globals, cpuinfo,
defutil,symtable,symcpu,
procinfo, cpupi;
function tcpuparamanager.ret_in_param(def: tdef; pd: tabstractprocdef): boolean;
begin
if handle_common_ret_in_param(def,pd,result) then
exit;
{ general rule: passed in registers -> returned in registers }
result:=push_addr_param(vs_value,def,pd.proccalloption);
end;
function tcpuparamanager.parseparaloc(p: tparavarsym; const s: string): boolean;
begin
internalerror(200404182);
result := true;
end;
begin
paramanager := tcpuparamanager.create;
end.