mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-11-04 09:39:32 +01:00
114 lines
2.8 KiB
ObjectPascal
114 lines
2.8 KiB
ObjectPascal
{
|
|
$Id$
|
|
Copyright (c) 1998-2002 by Florian Klaempfl
|
|
|
|
This unit contains the i386 AT&T instruction tables
|
|
|
|
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 itx86int;
|
|
|
|
{$i fpcdefs.inc}
|
|
|
|
interface
|
|
|
|
uses
|
|
cginfo;
|
|
|
|
function masm_regnum_search(const s:string):Tregister;
|
|
function masm_regname(r:Tregister):string;
|
|
|
|
|
|
implementation
|
|
|
|
uses
|
|
cutils,verbose,
|
|
cpubase;
|
|
|
|
const
|
|
int_regname_table : array[tregisterindex] of string[7] = (
|
|
{$i r386int.inc}
|
|
);
|
|
|
|
int_regname_index : array[tregisterindex] of tregisterindex = (
|
|
{$i r386iri.inc}
|
|
);
|
|
|
|
|
|
function findreg_by_intname(const s:string):byte;
|
|
var
|
|
i,p : tregisterindex;
|
|
begin
|
|
{Binary search.}
|
|
p:=0;
|
|
i:=regnumber_count_bsstart;
|
|
repeat
|
|
if (p+i<=high(tregisterindex)) and (int_regname_table[int_regname_index[p+i]]<=s) then
|
|
p:=p+i;
|
|
i:=i shr 1;
|
|
until i=0;
|
|
if int_regname_table[int_regname_index[p]]=s then
|
|
findreg_by_intname:=int_regname_index[p]
|
|
else
|
|
findreg_by_intname:=0;
|
|
end;
|
|
|
|
|
|
function masm_regnum_search(const s:string):Tregister;
|
|
begin
|
|
result:=regnumber_table[findreg_by_intname(s)];
|
|
end;
|
|
|
|
|
|
function masm_regname(r:Tregister):string;
|
|
var
|
|
p : tregisterindex;
|
|
begin
|
|
p:=findreg_by_number(r);
|
|
if p<>0 then
|
|
result:=int_regname_table[p]
|
|
else
|
|
result:=generic_regname(r);
|
|
end;
|
|
|
|
end.
|
|
{
|
|
$Log$
|
|
Revision 1.3 2003-09-04 14:42:44 peter
|
|
* return 0 instead of $ff when no reg is found
|
|
|
|
Revision 1.2 2003/09/03 15:55:02 peter
|
|
* NEWRA branch merged
|
|
|
|
Revision 1.1.2.5 2003/08/31 15:46:26 peter
|
|
* more updates for tregister
|
|
|
|
Revision 1.1.2.4 2003/08/31 13:50:16 daniel
|
|
* Remove sorting and use pregenerated indexes
|
|
* Some work on making things compile
|
|
|
|
Revision 1.1.2.3 2003/08/28 18:35:08 peter
|
|
* tregister changed to cardinal
|
|
|
|
Revision 1.1.2.2 2003/08/27 21:06:34 peter
|
|
* more updates
|
|
|
|
Revision 1.1.2.1 2003/08/27 19:55:54 peter
|
|
* first tregister patch
|
|
|
|
}
|