mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-11-04 04:39:28 +01:00
118 lines
3.9 KiB
ObjectPascal
118 lines
3.9 KiB
ObjectPascal
{
|
|
Copyright (c) 1998-2002 by Florian Klaempfl, Pierre Muller
|
|
|
|
interprets the commandline options which are i386 specific
|
|
|
|
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 cpuswtch;
|
|
|
|
{$i fpcdefs.inc}
|
|
|
|
interface
|
|
|
|
uses
|
|
options;
|
|
|
|
type
|
|
toption386=class(toption)
|
|
procedure interpret_proc_specific_options(const opt:string);override;
|
|
end;
|
|
|
|
implementation
|
|
|
|
uses
|
|
cutils,globtype,systems,globals,cpuinfo;
|
|
|
|
procedure toption386.interpret_proc_specific_options(const opt:string);
|
|
var
|
|
j : longint;
|
|
More : string;
|
|
begin
|
|
More:=Upper(copy(opt,3,length(opt)-2));
|
|
case opt[2] of
|
|
'O' : Begin
|
|
j := 3;
|
|
While (j <= Length(Opt)) Do
|
|
Begin
|
|
case opt[j] of
|
|
'-' :
|
|
begin
|
|
initglobalswitches:=initglobalswitches-[cs_optimize,cs_fastoptimize,cs_slowoptimize,cs_littlesize,
|
|
cs_regvars,cs_uncertainopts];
|
|
FillChar(ParaAlignment,sizeof(ParaAlignment),0);
|
|
end;
|
|
'a' :
|
|
begin
|
|
if not(UpdateAlignmentStr(Copy(Opt,j+1,255),ParaAlignment)) then
|
|
IllegalPara(opt);
|
|
j:=length(Opt);
|
|
end;
|
|
'g' : initglobalswitches:=initglobalswitches+[cs_littlesize];
|
|
'G' : initglobalswitches:=initglobalswitches-[cs_littlesize];
|
|
'r' :
|
|
begin
|
|
initglobalswitches:=initglobalswitches+[cs_regvars];
|
|
Simplify_ppu:=false;
|
|
end;
|
|
'u' : initglobalswitches:=initglobalswitches+[cs_uncertainopts];
|
|
'1' : initglobalswitches:=initglobalswitches-[cs_fastoptimize,cs_slowoptimize]+[cs_optimize];
|
|
'2' : initglobalswitches:=initglobalswitches-[cs_slowoptimize]+[cs_optimize,cs_fastoptimize];
|
|
'3' : initglobalswitches:=initglobalswitches+[cs_optimize,cs_fastoptimize,cs_slowoptimize];
|
|
'p' :
|
|
Begin
|
|
If j < Length(Opt) Then
|
|
Begin
|
|
Case opt[j+1] Of
|
|
'1': initoptprocessor := Class386;
|
|
'2': initoptprocessor := ClassPentium;
|
|
'3': initoptprocessor := ClassPentium2;
|
|
'4': initoptprocessor := ClassPentium4;
|
|
'5': initoptprocessor := ClassPentiumM;
|
|
Else IllegalPara(Opt)
|
|
End;
|
|
Inc(j);
|
|
End
|
|
Else IllegalPara(opt)
|
|
End;
|
|
else IllegalPara(opt);
|
|
End;
|
|
Inc(j)
|
|
end;
|
|
end;
|
|
'R' : begin
|
|
if More='ATT' then
|
|
initasmmode:=asmmode_i386_att
|
|
else
|
|
if More='INTEL' then
|
|
initasmmode:=asmmode_i386_intel
|
|
else
|
|
if (More='STANDARD') or (More='DEFAULT') then
|
|
initasmmode:=asmmode_standard
|
|
else
|
|
IllegalPara(opt);
|
|
end;
|
|
else
|
|
IllegalPara(opt);
|
|
end;
|
|
end;
|
|
|
|
|
|
initialization
|
|
coption:=toption386;
|
|
end.
|