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566c56c9 MK |
1 | /* This testcase is part of GDB, the GNU debugger. |
2 | ||
61baf725 | 3 | Copyright 2015-2017 Free Software Foundation, Inc. |
566c56c9 MK |
4 | |
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #include <stddef.h> | |
19 | ||
20 | char dst[0x1000000]; | |
21 | char src[8] = "abcdefgh"; | |
22 | ||
23 | void | |
24 | marker1 (void) | |
25 | { | |
26 | } | |
27 | ||
28 | void | |
29 | marker2 (void) | |
30 | { | |
31 | } | |
32 | ||
33 | static void | |
34 | mvcle (void) | |
35 | { | |
36 | register void *pdst asm("r2") = dst; | |
37 | register size_t ndst asm("r3") = sizeof dst; | |
38 | register void *psrc asm("r4") = src; | |
39 | register size_t nsrc asm("r5") = sizeof src; | |
40 | asm volatile ("0: mvcle 2, 4, 0x69\n" | |
41 | "jo 0b\n" | |
42 | : "=r" (pdst), "=r" (ndst), "=r" (psrc), "=r" (nsrc) | |
43 | : "0" (pdst), "1" (ndst), "2" (psrc), "3" (nsrc) | |
44 | : "cc", "memory"); | |
45 | } | |
46 | ||
47 | int | |
48 | main (void) | |
49 | { | |
50 | marker1 (); | |
51 | mvcle (); | |
52 | marker2 (); | |
53 | return 0; | |
54 | } |