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+{
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+ Copyright (c) 1998-2012 by Florian Klaempfl and others
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+
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+ Generate i8086 assembler for constants
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+
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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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+
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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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+
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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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+}
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+unit n8086con;
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+
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+{$i fpcdefs.inc}
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+
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+interface
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+
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+ uses
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+ node,ncon,ncgcon,nx86con;
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+
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+ type
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+
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+ { tcgpointerconstnode }
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+
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+ ti8086pointerconstnode = class(tcgpointerconstnode)
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+ procedure pass_generate_code;override;
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+ end;
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+
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+implementation
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+
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+ uses
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+ systems,globals,globtype,
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+ symconst,symdef,
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+ defutil,
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+ cpubase,
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+ cga,cgx86,cgobj,cgbase,cgutils;
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+
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+ {*****************************************************************************
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+ T8086POINTERCONSTNODE
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+ *****************************************************************************}
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+
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+ procedure ti8086pointerconstnode.pass_generate_code;
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+ begin
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+ { far pointer? }
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+ if (typedef.typ=pointerdef) and (tpointerdef(typedef).x86pointertyp in [x86pt_far,x86pt_huge]) then
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+ begin
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+ location_reset(location,LOC_CONSTANT,OS_32);
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+ location.value:=longint(value);
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+ end
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+ else
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+ begin
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+ { an integer const. behaves as a memory reference }
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+ location_reset(location,LOC_CONSTANT,OS_ADDR);
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+ location.value:=aint(value);
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+ end;
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+ end;
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+
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+
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+begin
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+ cpointerconstnode:=ti8086pointerconstnode;
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+end.
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nickysn