aboutsummaryrefslogtreecommitdiff
path: root/arch/casiowin/fxlib/include/fxlib/syscall.h
blob: 41963cda04c3dee937980c459e8175e7f6207d28 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
/* ****************************************************************************
 * fxlib/syscall.h -- fxlib's syscall definition for ASM-C.
 *
 * Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
 *
 * This file is part of the 'casiowin/fxlib' module in libcarrot, an
 * experimental modular libc project.
 *
 * This file is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option)
 * any later version.
 *
 * This file 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 Lesser General Lesser Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this file. If not, see <http://www.gnu.org/licenses/>.
 * ************************************************************************* */
/* Make a syscall. */

# define __SYSCALL(_X, _NAME) \
.section .text; .global _NAME; \
.type _NAME, @function; \
.align 2; _NAME: \
	mov.l 1f, r2; \
	mov.l 2f, r0; \
	jmp   @r2; \
	nop; \
1: .long 0x80010070; \
2: .long _X