Use DMB only on ARMv7
[urcu.git] / include / urcu / arch.h
1 /*
2 * urcu/arch.h
3 *
4 * Copyright (c) 2020 Michael Jeanson <michael.jeanson@efficios.com>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #ifndef _URCU_ARCH_H
22 #define _URCU_ARCH_H
23
24 /*
25 * Architecture detection using compiler defines.
26 *
27 * The following defines are used internally for architecture specific code.
28 *
29 * URCU_ARCH_X86 : All x86 variants 32 and 64 bits
30 * URCU_ARCH_I386 : Specific to the i386
31 * URCU_ARCH_AMD64 : All 64 bits x86 variants
32 * URCU_ARCH_K1OM : Specific to the Xeon Phi / MIC
33 *
34 * URCU_ARCH_PPC : All PowerPC variants 32 and 64 bits
35 * URCU_ARCH_PPC64 : Specific to 64 bits variants
36 *
37 * URCU_ARCH_S390 : All IBM s390 / s390x variants
38 *
39 * URCU_ARCH_SPARC64 : All Sun SPARC variants
40 *
41 * URCU_ARCH_ALPHA : All DEC Alpha variants
42 * URCU_ARCH_IA64 : All Intel Itanium variants
43 * URCU_ARCH_ARM : All ARM 32 bits variants
44 * URCU_ARCH_ARMV7 : All ARMv7 ISA variants
45 * URCU_ARCH_AARCH64 : All ARM 64 bits variants
46 * URCU_ARCH_MIPS : All MIPS variants
47 * URCU_ARCH_NIOS2 : All Intel / Altera NIOS II variants
48 * URCU_ARCH_TILE : All Tilera TILE variants
49 * URCU_ARCH_HPPA : All HP PA-RISC variants
50 * URCU_ARCH_M68K : All Motorola 68000 variants
51 * URCU_ARCH_RISCV : All RISC-V variants
52 */
53
54 #if (defined(__INTEL_OFFLOAD) || defined(__TARGET_ARCH_MIC) || defined(__MIC__))
55
56 #define URCU_ARCH_X86 1
57 #define URCU_ARCH_AMD64 1
58 #define URCU_ARCH_K1OM 1
59 #include <urcu/arch/x86.h>
60
61 #elif (defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64))
62
63 #define URCU_ARCH_X86 1
64 #define URCU_ARCH_AMD64 1
65 #include <urcu/arch/x86.h>
66
67 #elif (defined(__i486__) || defined(__i586__) || defined(__i686__))
68
69 #define URCU_ARCH_X86 1
70 #include <urcu/arch/x86.h>
71
72 #elif (defined(__i386__) || defined(__i386))
73
74 #define URCU_ARCH_X86 1
75 #define URCU_ARCH_I386 1
76 #include <urcu/arch/x86.h>
77
78 #elif (defined(__powerpc64__) || defined(__ppc64__))
79
80 #define URCU_ARCH_PPC 1
81 #define URCU_ARCH_PPC64 1
82 #include <urcu/arch/ppc.h>
83
84 #elif (defined(__powerpc__) || defined(__powerpc) || defined(__ppc__))
85
86 #define URCU_ARCH_PPC 1
87 #include <urcu/arch/ppc.h>
88
89 #elif (defined(__s390__) || defined(__s390x__) || defined(__zarch__))
90
91 #define URCU_ARCH_S390 1
92 #include <urcu/arch/s390.h>
93
94 #elif (defined(__sparc__) || defined(__sparc) || defined(__sparc64__))
95
96 #define URCU_ARCH_SPARC64 1
97 #include <urcu/arch/sparc64.h>
98
99 #elif (defined(__alpha__) || defined(__alpha))
100
101 #define URCU_ARCH_ALPHA 1
102 #include <urcu/arch/alpha.h>
103
104 #elif (defined(__ia64__) || defined(__ia64))
105
106 #define URCU_ARCH_IA64 1
107 #include <urcu/arch/ia64.h>
108
109 #elif (defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7__))
110
111 #define URCU_ARCH_ARMV7 1
112 #define URCU_ARCH_ARM 1
113 #include <urcu/arch/arm.h>
114
115 #elif (defined(__arm__) || defined(__arm))
116
117 #define URCU_ARCH_ARM 1
118 #include <urcu/arch/arm.h>
119
120 #elif defined(__aarch64__)
121
122 #define URCU_ARCH_AARCH64 1
123 #include <urcu/arch/aarch64.h>
124
125 #elif (defined(__mips__) || defined(__mips))
126
127 #define URCU_ARCH_MIPS 1
128 #include <urcu/arch/mips.h>
129
130 #elif (defined(__nios2__) || defined(__nios2))
131
132 #define URCU_ARCH_NIOS2 1
133 #include <urcu/arch/nios2.h>
134
135 #elif defined(__tilegx__)
136 /*
137 * URCU has only been tested on the TileGx architecture. For other Tile*
138 * architectures, please run the tests first and report the results to the
139 * maintainer so that proper support can be added.
140 */
141
142 #define URCU_ARCH_TILE 1
143 #include <urcu/arch/tile.h>
144
145 #elif (defined(__hppa__) || defined(__HPPA__) || defined(__hppa))
146
147 #define URCU_ARCH_HPPA 1
148 #include <urcu/arch/hppa.h>
149
150 #elif defined(__m68k__)
151
152 #define URCU_ARCH_M68K 1
153 #include <urcu/arch/m68k.h>
154
155 #elif defined(__riscv)
156
157 #define URCU_ARCH_RISCV 1
158 #include <urcu/arch/riscv.h>
159
160 #else
161 #error "Cannot build: unrecognized architecture, see <urcu/arch.h>."
162 #endif
163
164
165 #endif /* _URCU_ARCH_H */
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