]>
Commit | Line | Data |
---|---|---|
69b2c423 | 1 | /* Copyright (C) 2012-2013 Free Software Foundation, Inc. |
48310492 RH |
2 | Contributed by Richard Henderson <rth@redhat.com>. |
3 | ||
4 | This file is part of the GNU Atomic Library (libatomic). | |
5 | ||
6 | Libatomic is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 3 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | Libatomic is distributed in the hope that it will be useful, but WITHOUT ANY | |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
13 | FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | more details. | |
15 | ||
16 | Under Section 7 of GPL version 3, you are granted additional | |
17 | permissions described in the GCC Runtime Library Exception, version | |
18 | 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | You should have received a copy of the GNU General Public License and | |
21 | a copy of the GCC Runtime Library Exception along with this program; | |
22 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | <http://www.gnu.org/licenses/>. */ | |
24 | ||
25 | ||
26 | #if defined(__ARM_ARCH_2__) | |
27 | # define __ARM_ARCH__ 2 | |
28 | #endif | |
29 | ||
30 | #if defined(__ARM_ARCH_3__) | |
31 | # define __ARM_ARCH__ 3 | |
32 | #endif | |
33 | ||
34 | #if defined(__ARM_ARCH_3M__) || defined(__ARM_ARCH_4__) \ | |
35 | || defined(__ARM_ARCH_4T__) | |
36 | /* We use __ARM_ARCH__ set to 4 here, but in reality it's any processor with | |
37 | long multiply instructions. That includes v3M. */ | |
38 | # define __ARM_ARCH__ 4 | |
39 | #endif | |
40 | ||
41 | #if defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5T__) \ | |
42 | || defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) \ | |
43 | || defined(__ARM_ARCH_5TEJ__) | |
44 | # define __ARM_ARCH__ 5 | |
45 | #endif | |
46 | ||
47 | #if defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \ | |
48 | || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \ | |
49 | || defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__) \ | |
50 | || defined(__ARM_ARCH_6M__) | |
51 | # define __ARM_ARCH__ 6 | |
52 | #endif | |
53 | ||
54 | #if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \ | |
55 | || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \ | |
56 | || defined(__ARM_ARCH_7EM__) | |
57 | # define __ARM_ARCH__ 7 | |
58 | #endif | |
59 | ||
408d2995 MS |
60 | #if defined(__ARM_ARCH_8A__) |
61 | # define __ARM_ARCH__ 8 | |
62 | #endif | |
63 | ||
48310492 RH |
64 | #ifndef __ARM_ARCH__ |
65 | #error Unable to determine architecture. | |
66 | #endif | |
67 | ||
68 | #if __ARM_ARCH__ >= 7 || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__) | |
69 | # define HAVE_STREX 1 | |
70 | # define HAVE_STREXBHD 1 | |
71 | #elif __ARM_ARCH__ == 6 | |
72 | # define HAVE_STREX 1 | |
73 | #endif | |
74 | ||
75 | #if __ARM_ARCH__ >= 7 | |
76 | # define HAVE_DMB 1 | |
77 | #elif __ARM_ARCH__ == 6 | |
78 | # define HAVE_DMB_MCR 1 | |
79 | #endif |