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+{
+ Copyright (c) 1998-2002 by Mazen NEIFER
+
+ This unit contains the SPARC GAS 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 itcpugas;
+
+{$i fpcdefs.inc}
+
+interface
+
+ uses
+ cpubase,cgbase;
+
+ const
+ gas_op2str : array[tasmop] of string[14] = ({$INCLUDE strinst.inc});
+
+ function gas_regnum_search(const s:string):Tregister;
+ function gas_regname(r:Tregister):string;
+
+
+implementation
+
+ uses
+ cutils,verbose;
+
+ const
+ gas_regname_table : array[tregisterindex] of string[7] = (
+ {$i rspstd.inc}
+ );
+
+ gas_regname_index : array[tregisterindex] of tregisterindex = (
+ {$i rspsri.inc}
+ );
+
+
+ function findreg_by_gasname(const s:string):tregisterindex;
+ var
+ i,p : tregisterindex;
+ begin
+ {Binary search.}
+ p:=0;
+ i:=regnumber_count_bsstart;
+ repeat
+ if (p+i<=high(tregisterindex)) and (gas_regname_table[gas_regname_index[p+i]]<=s) then
+ p:=p+i;
+ i:=i shr 1;
+ until i=0;
+ if gas_regname_table[gas_regname_index[p]]=s then
+ findreg_by_gasname:=gas_regname_index[p]
+ else
+ findreg_by_gasname:=0;
+ end;
+
+
+ function gas_regnum_search(const s:string):Tregister;
+ begin
+ result:=regnumber_table[findreg_by_gasname(s)];
+ end;
+
+
+ function gas_regname(r:Tregister):string;
+ var
+ hr : tregister;
+ p : longint;
+ begin
+ { Double uses the same table as single }
+ hr:=r;
+ case getsubreg(hr) of
+ R_SUBFD:
+ setsubreg(hr,R_SUBFS);
+ R_SUBL,R_SUBW,R_SUBD,R_SUBQ:
+ setsubreg(hr,R_SUBD);
+ end;
+ p:=findreg_by_number(hr);
+ if p<>0 then
+ result:=gas_regname_table[p]
+ else
+ result:=generic_regname(r);
+ end;
+
+end.