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152 lines
4.4 KiB
ObjectPascal
152 lines
4.4 KiB
ObjectPascal
{
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$Id$
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Copyright (c) 1998-2000 by Florian Klaempfl
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Type checking and register allocation for constants
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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****************************************************************************
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}
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unit tccon;
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{$i defines.inc}
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interface
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uses
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tree;
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procedure firstrealconst(var p : ptree);
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procedure firstfixconst(var p : ptree);
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procedure firstordconst(var p : ptree);
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procedure firstpointerconst(var p : ptree);
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procedure firststringconst(var p : ptree);
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procedure firstsetconst(var p : ptree);
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procedure firstniln(var p : ptree);
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implementation
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uses
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cobjects,verbose,globals,systems,
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symconst,symtable,aasm,types,
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hcodegen,pass_1,cpubase;
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{*****************************************************************************
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FirstRealConst
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*****************************************************************************}
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procedure firstrealconst(var p : ptree);
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begin
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if (p^.value_real=1.0) or (p^.value_real=0.0) then
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begin
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p^.location.loc:=LOC_FPU;
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p^.registersfpu:=1;
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end
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else
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p^.location.loc:=LOC_MEM;
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end;
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{*****************************************************************************
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FirstFixConst
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*****************************************************************************}
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procedure firstfixconst(var p : ptree);
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begin
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p^.location.loc:=LOC_MEM;
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end;
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{*****************************************************************************
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FirstOrdConst
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*****************************************************************************}
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procedure firstordconst(var p : ptree);
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begin
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p^.location.loc:=LOC_MEM;
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end;
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{*****************************************************************************
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FirstPointerConst
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*****************************************************************************}
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procedure firstpointerconst(var p : ptree);
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begin
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p^.location.loc:=LOC_MEM;
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end;
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{*****************************************************************************
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FirstStringConst
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*****************************************************************************}
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procedure firststringconst(var p : ptree);
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begin
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{ if cs_ansistrings in aktlocalswitches then
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p^.resulttype:=cansistringdef
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else
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p^.resulttype:=cshortstringdef; }
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case p^.stringtype of
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st_shortstring :
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p^.resulttype:=cshortstringdef;
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st_ansistring :
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p^.resulttype:=cansistringdef;
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st_widestring :
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p^.resulttype:=cwidestringdef;
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st_longstring :
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p^.resulttype:=clongstringdef;
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end;
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p^.location.loc:=LOC_MEM;
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end;
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{*****************************************************************************
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FirstSetConst
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*****************************************************************************}
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procedure firstsetconst(var p : ptree);
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begin
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p^.location.loc:=LOC_MEM;
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end;
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{*****************************************************************************
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FirstNilN
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*****************************************************************************}
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procedure firstniln(var p : ptree);
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begin
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p^.resulttype:=voidpointerdef;
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p^.location.loc:=LOC_MEM;
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end;
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end.
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{
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$Log$
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Revision 1.1 2000-10-14 10:14:58 peter
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* moehrendorf oct 2000 rewrite
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Revision 1.3 2000/09/24 21:19:53 peter
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* delphi compile fixes
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Revision 1.2 2000/07/13 11:32:51 michael
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+ removed logs
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}
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