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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 | |
9260f372 | 44 | * URCU_ARCH_ARMV7 : All ARMv7 ISA variants |
0b1e236d MJ |
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 | |
7ec50625 | 52 | * URCU_ARCH_LOONGARCH : All LoongArch variants |
0b1e236d | 53 | */ |
c966839e MJ |
54 | |
55 | #if (defined(__INTEL_OFFLOAD) || defined(__TARGET_ARCH_MIC) || defined(__MIC__)) | |
0b1e236d MJ |
56 | |
57 | #define URCU_ARCH_X86 1 | |
c966839e MJ |
58 | #define URCU_ARCH_AMD64 1 |
59 | #define URCU_ARCH_K1OM 1 | |
0b1e236d MJ |
60 | #include <urcu/arch/x86.h> |
61 | ||
c966839e | 62 | #elif (defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64)) |
0b1e236d MJ |
63 | |
64 | #define URCU_ARCH_X86 1 | |
c966839e | 65 | #define URCU_ARCH_AMD64 1 |
0b1e236d MJ |
66 | #include <urcu/arch/x86.h> |
67 | ||
5ee14170 | 68 | #elif (defined(__i386__) || defined(__i386)) |
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69 | |
70 | #define URCU_ARCH_X86 1 | |
0b1e236d | 71 | |
101389e4 MJ |
72 | /* |
73 | * URCU_ARCH_X86_NO_CAS enables a compat layer that will detect the presence of | |
74 | * the cmpxchg instructions at runtime and provide a compat mode based on a | |
75 | * pthread mutex when it isn't. | |
76 | * | |
77 | * __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 was introduced in GCC 4.3 and Clang 3.3, | |
78 | * building with older compilers will result in the compat layer always being | |
79 | * used on x86-32. | |
80 | */ | |
81 | #ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4 | |
82 | #define URCU_ARCH_X86_NO_CAS 1 | |
83 | /* For backwards compat */ | |
c966839e | 84 | #define URCU_ARCH_I386 1 |
101389e4 MJ |
85 | #endif |
86 | ||
0b1e236d MJ |
87 | #include <urcu/arch/x86.h> |
88 | ||
c966839e | 89 | #elif (defined(__powerpc64__) || defined(__ppc64__)) |
0b1e236d MJ |
90 | |
91 | #define URCU_ARCH_PPC 1 | |
c966839e | 92 | #define URCU_ARCH_PPC64 1 |
0b1e236d MJ |
93 | #include <urcu/arch/ppc.h> |
94 | ||
c966839e | 95 | #elif (defined(__powerpc__) || defined(__powerpc) || defined(__ppc__)) |
0b1e236d MJ |
96 | |
97 | #define URCU_ARCH_PPC 1 | |
0b1e236d MJ |
98 | #include <urcu/arch/ppc.h> |
99 | ||
100 | #elif (defined(__s390__) || defined(__s390x__) || defined(__zarch__)) | |
101 | ||
102 | #define URCU_ARCH_S390 1 | |
103 | #include <urcu/arch/s390.h> | |
104 | ||
105 | #elif (defined(__sparc__) || defined(__sparc) || defined(__sparc64__)) | |
106 | ||
107 | #define URCU_ARCH_SPARC64 1 | |
108 | #include <urcu/arch/sparc64.h> | |
109 | ||
110 | #elif (defined(__alpha__) || defined(__alpha)) | |
111 | ||
112 | #define URCU_ARCH_ALPHA 1 | |
113 | #include <urcu/arch/alpha.h> | |
114 | ||
115 | #elif (defined(__ia64__) || defined(__ia64)) | |
116 | ||
117 | #define URCU_ARCH_IA64 1 | |
118 | #include <urcu/arch/ia64.h> | |
119 | ||
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120 | #elif (defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7__)) |
121 | ||
122 | #define URCU_ARCH_ARMV7 1 | |
123 | #define URCU_ARCH_ARM 1 | |
124 | #include <urcu/arch/arm.h> | |
125 | ||
0b1e236d MJ |
126 | #elif (defined(__arm__) || defined(__arm)) |
127 | ||
128 | #define URCU_ARCH_ARM 1 | |
129 | #include <urcu/arch/arm.h> | |
130 | ||
131 | #elif defined(__aarch64__) | |
132 | ||
133 | #define URCU_ARCH_AARCH64 1 | |
134 | #include <urcu/arch/aarch64.h> | |
135 | ||
136 | #elif (defined(__mips__) || defined(__mips)) | |
137 | ||
138 | #define URCU_ARCH_MIPS 1 | |
139 | #include <urcu/arch/mips.h> | |
140 | ||
141 | #elif (defined(__nios2__) || defined(__nios2)) | |
142 | ||
143 | #define URCU_ARCH_NIOS2 1 | |
144 | #include <urcu/arch/nios2.h> | |
145 | ||
146 | #elif defined(__tilegx__) | |
147 | /* | |
148 | * URCU has only been tested on the TileGx architecture. For other Tile* | |
149 | * architectures, please run the tests first and report the results to the | |
150 | * maintainer so that proper support can be added. | |
151 | */ | |
152 | ||
153 | #define URCU_ARCH_TILE 1 | |
154 | #include <urcu/arch/tile.h> | |
155 | ||
156 | #elif (defined(__hppa__) || defined(__HPPA__) || defined(__hppa)) | |
157 | ||
158 | #define URCU_ARCH_HPPA 1 | |
159 | #include <urcu/arch/hppa.h> | |
160 | ||
161 | #elif defined(__m68k__) | |
162 | ||
163 | #define URCU_ARCH_M68K 1 | |
164 | #include <urcu/arch/m68k.h> | |
165 | ||
166 | #elif defined(__riscv) | |
167 | ||
168 | #define URCU_ARCH_RISCV 1 | |
169 | #include <urcu/arch/riscv.h> | |
170 | ||
7ec50625 WJ |
171 | #elif defined(__loongarch__) |
172 | ||
173 | #define URCU_ARCH_LOONGARCH 1 | |
174 | #include <urcu/arch/loongarch.h> | |
175 | ||
0b1e236d MJ |
176 | #else |
177 | #error "Cannot build: unrecognized architecture, see <urcu/arch.h>." | |
178 | #endif | |
179 | ||
180 | ||
181 | #endif /* _URCU_ARCH_H */ |