mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-04-05 15:47:54 +02:00
dee1056546
o renamed jumpalignmax and coalescealignmax to jumpalignskipmax/
coalescealignskipmax to better reflex the meaning of these setting
(and the difference in meaning to e.g. constalignmax)
git-svn-id: trunk@40682 -
125 lines
4.1 KiB
ObjectPascal
125 lines
4.1 KiB
ObjectPascal
{
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Copyright (c) 1998-2002 by Peter Vreman
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This unit implements support information structures for MS-DOS
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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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{ This unit implements support information structures for go32v2. }
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unit i_msdos;
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{$i fpcdefs.inc}
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{$ifdef go32v2}
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{ As wlib uses a different Dos-Extender, long-command line
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encoding for DJGPP does not work here.
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Put all inside a script file instead }
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{$define USE_SCRIPTED_WLIB}
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{$endif}
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interface
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uses
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systems;
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const
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system_i8086_msdos_info : tsysteminfo =
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(
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system : system_i8086_msdos;
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name : 'MS-DOS 16-bit real mode';
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shortname : 'MSDOS';
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flags : [tf_use_8_3,
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{$ifdef I8086_SMARTLINK_SECTIONS}
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tf_smartlink_sections,
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{$else I8086_SMARTLINK_SECTIONS}
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tf_smartlink_library,
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tf_no_objectfiles_when_smartlinking,
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{$endif I8086_SMARTLINK_SECTIONS}
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tf_cld,tf_no_generic_stackcheck,tf_emit_stklen];
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cpu : cpu_i8086;
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unit_env : 'MSDOSUNITS';
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extradefines : '';
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exeext : '.exe';
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defext : '.def';
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scriptext : '.bat';
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smartext : '.sl';
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unitext : '.ppu';
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unitlibext : '.ppl';
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asmext : '.s';
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objext : '.o';
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resext : '.res';
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resobjext : '.or';
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sharedlibext : '.dll';
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staticlibext : '.a';
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staticlibprefix : '';
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sharedlibprefix : '';
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sharedClibext : '.dll';
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staticClibext : '.a';
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staticClibprefix : 'lib';
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sharedClibprefix : '';
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importlibprefix : '';
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importlibext : '.al';
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Cprefix : '_';
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newline : #13#10;
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dirsep : '\';
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assem : as_i8086_omf;
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assemextern : as_i8086_nasmobj;
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link : ld_int_msdos;
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linkextern : ld_msdos;
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{$ifdef USE_SCRIPTED_WLIB}
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ar : ar_watcom_wlib_omf_scripted;
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{$else}
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ar : ar_watcom_wlib_omf;
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{$endif}
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res : res_none;
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dbg : dbg_dwarf2;
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script : script_dos;
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endian : endian_little;
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alignment :
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(
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procalign : 1;
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loopalign : 1;
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jumpalign : 0;
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jumpalignskipmax : 0;
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coalescealign : 0;
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coalescealignskipmax: 0;
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constalignmin : 0;
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constalignmax : 2;
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varalignmin : 0;
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varalignmax : 2;
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localalignmin : 0;
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localalignmax : 2;
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recordalignmin : 0;
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recordalignmax : 2;
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maxCrecordalign : 2
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);
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first_parm_offset : 4;
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stacksize : 0;
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stackalign : 2;
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abi : abi_default;
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llvmdatalayout : 'todo';
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);
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implementation
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initialization
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{$ifdef cpu8086}
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{$ifdef dos16}
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set_source_info(system_i8086_msdos_info);
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{$endif dos16}
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{$endif cpu8086}
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end.
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