1 ;; --------------------------------------------------------------------------
3 ;; Copyright 1996-2009 The NASM Authors - All Rights Reserved
4 ;; See the file AUTHORS included with the NASM distribution for
5 ;; the specific copyright holders.
7 ;; This program is free software; you can redistribute it and/or modify
8 ;; it under the terms of the GNU Lesser General Public License as
9 ;; published by the Free Software Foundation, Inc.,
10 ;; 51 Franklin St, Fifth Floor, Boston MA 02110-1301, USA; version 2.1,
11 ;; or, at your option, any later version, incorporated herein by
14 ;; Patches submitted to this file are required to be dual licensed
15 ;; under the LGPL 2.1+ and the 2-clause BSD license:
17 ;; Copyright 1996-2009 the NASM Authors - All rights reserved.
19 ;; Redistribution and use in source and binary forms, with or without
20 ;; modification, are permitted provided that the following
21 ;; conditions are met:
23 ;; * Redistributions of source code must retain the above copyright
24 ;; notice, this list of conditions and the following disclaimer.
25 ;; * Redistributions in binary form must reproduce the above
26 ;; copyright notice, this list of conditions and the following
27 ;; disclaimer in the documentation and/or other materials provided
28 ;; with the distribution.
30 ;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
31 ;; CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
32 ;; INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
33 ;; MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
34 ;; DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
35 ;; CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
36 ;; SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
37 ;; NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
38 ;; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 ;; HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
40 ;; CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
41 ;; OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
42 ;; EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 ;; --------------------------------------------------------------------------
46 ; Standard macro set for NASM -*- nasm -*-
48 ; Macros to make NASM ignore some TASM directives before the first include
58 ; This is a magic token which indicates the end of the TASM macros
61 ; Note that although some user-level forms of directives are defined
62 ; here, not all of them are: the user-level form of a format-specific
63 ; directive should be defined in the module for that directive.
65 ; These three need to be defined, though the actual definitions will
66 ; be constantly updated during preprocessing.
71 %define __SECT__ ; it ought to be defined, even if as nothing
73 %imacro section 1+.nolist
74 %define __SECT__ [section %1]
77 %imacro segment 1+.nolist
78 %define __SECT__ [segment %1]
82 %imacro absolute 1+.nolist
83 %define __SECT__ [absolute %1]
87 %imacro struc 1-2.nolist 0
89 %define %$strucname %1
91 %$strucname: ; allow definition of `.member' to work sanely
93 %imacro endstruc 0.nolist
94 %{$strucname}_size equ ($-%$strucname)
99 %imacro istruc 1.nolist
101 %define %$strucname %1
104 %imacro at 1-2+.nolist
105 times (%1-%$strucname)-($-%$strucstart) db 0
108 %imacro iend 0.nolist
109 times %{$strucname}_size-($-%$strucstart) db 0
113 %imacro align 1-2+.nolist nop
114 times (((%1) - (($-$$) % (%1))) % (%1)) %2
116 %imacro alignb 1-2+.nolist
118 resb (((%1) - (($-$$) % (%1))) % (%1))
120 times (((%1) - (($-$$) % (%1))) % (%1)) %2
124 %imacro extern 1-*.nolist
131 %imacro bits 1+.nolist
135 %imacro use16 0.nolist
138 %imacro use32 0.nolist
141 %imacro use64 0.nolist
145 %imacro global 1-*.nolist
152 %imacro common 1-*.nolist
159 %imacro cpu 1+.nolist
163 %define __FLOAT_DAZ__ nodaz
164 %define __FLOAT_ROUND__ near
165 ; __FLOAT__ contains the whole floating-point configuration so it can
166 ; be saved and restored
167 %define __FLOAT__ __FLOAT_DAZ__,__FLOAT_ROUND__
168 %imacro float 1-*.nolist
172 %define __FLOAT_DAZ__ daz
174 %define __FLOAT_DAZ__ nodaz
176 %define __FLOAT_ROUND__ near
178 %define __FLOAT_ROUND__ up
180 %define __FLOAT_ROUND__ down
182 %define __FLOAT_ROUND__ zero
184 %define __FLOAT_DAZ__ nodaz
185 %define __FLOAT_ROUND__ near
191 %imacro default 1+.nolist
195 %imacro incbin 1-2+.nolist 0