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aeee4812 | 1 | # Copyright (C) 2012-2023 Free Software Foundation, Inc. |
c9acb877 MGD |
2 | # |
3 | # This file is part of GCC. | |
4 | # | |
5 | # GCC 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, or (at your option) | |
8 | # any later version. | |
9 | # | |
10 | # GCC 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 GCC; see the file COPYING3. If not see | |
17 | # <http://www.gnu.org/licenses/>. | |
18 | ||
19 | # This is a target makefile fragment that attempts to get | |
20 | # multilibs built for the range of CPU's, FPU's and ABI's that | |
21 | # are relevant for the A-profile architecture. It should | |
22 | # not be used in conjunction with another make file fragment and | |
23 | # assumes --with-arch, --with-cpu, --with-fpu, --with-float, --with-mode | |
24 | # have their default values during the configure step. We enforce | |
25 | # this during the top-level configury. | |
26 | ||
2f738ca5 | 27 | # Arch and FPU variants to build libraries with |
c9acb877 | 28 | |
1210fd6e PW |
29 | MULTI_ARCH_OPTS_A = march=armv7-a/march=armv7-a+fp/march=armv7-a+simd/march=armv7ve+simd/march=armv8-a/march=armv8-a+simd |
30 | MULTI_ARCH_DIRS_A = v7-a v7-a+fp v7-a+simd v7ve+simd v8-a v8-a+simd | |
c9acb877 | 31 | |
93aa40fe | 32 | # ARMv7-A - build nofp, fp-d16 and SIMD variants |
c9acb877 | 33 | |
93aa40fe RE |
34 | MULTILIB_REQUIRED += mthumb/march=armv7-a/mfloat-abi=soft |
35 | MULTILIB_REQUIRED += mthumb/march=armv7-a+fp/mfloat-abi=hard | |
36 | MULTILIB_REQUIRED += mthumb/march=armv7-a+fp/mfloat-abi=softfp | |
37 | MULTILIB_REQUIRED += mthumb/march=armv7-a+simd/mfloat-abi=hard | |
38 | MULTILIB_REQUIRED += mthumb/march=armv7-a+simd/mfloat-abi=softfp | |
c9acb877 | 39 | |
93aa40fe RE |
40 | # ARMv7VE - only build a SIMD (+VFPv4) variant. |
41 | MULTILIB_REQUIRED += mthumb/march=armv7ve+simd/mfloat-abi=hard | |
42 | MULTILIB_REQUIRED += mthumb/march=armv7ve+simd/mfloat-abi=softfp | |
03c9d859 | 43 | |
93aa40fe RE |
44 | # ARMv8-A - build nofp and SIMD variants. |
45 | MULTILIB_REQUIRED += mthumb/march=armv8-a/mfloat-abi=soft | |
46 | MULTILIB_REQUIRED += mthumb/march=armv8-a+simd/mfloat-abi=hard | |
47 | MULTILIB_REQUIRED += mthumb/march=armv8-a+simd/mfloat-abi=softfp | |
03c9d859 | 48 | |
93aa40fe | 49 | # Matches |
03c9d859 | 50 | |
93aa40fe | 51 | # Arch Matches |
cab81ec0 RE |
52 | # Map all basic v7-a arch extensions to v7-a |
53 | MULTILIB_MATCHES += $(foreach ARCH, $(v7_a_arch_variants), \ | |
54 | march?armv7-a=march?armv7-a$(ARCH)) | |
55 | ||
93aa40fe RE |
56 | # Map all v7-a FP variants to vfpv3-d16 (+fp) |
57 | MULTILIB_MATCHES += $(foreach ARCH, $(filter-out +fp, $(v7_a_nosimd_variants)), \ | |
58 | march?armv7-a+fp=march?armv7-a$(ARCH)) | |
03c9d859 | 59 | |
cab81ec0 RE |
60 | MULTILIB_MATCHES += $(foreach ARCHVAR, $(v7_a_arch_variants), \ |
61 | $(foreach ARCH, $(v7_a_nosimd_variants), \ | |
62 | march?armv7-a+fp=march?armv7-a$(ARCHVAR)$(ARCH))) | |
63 | ||
93aa40fe RE |
64 | # Map all v7-a SIMD variants to neon-vfpv3 (+simd) |
65 | MULTILIB_MATCHES += $(foreach ARCH, $(filter-out +simd, $(v7_a_simd_variants)), \ | |
66 | march?armv7-a+simd=march?armv7-a$(ARCH)) | |
c9acb877 | 67 | |
cab81ec0 RE |
68 | MULTILIB_MATCHES += $(foreach ARCHVAR, $(v7_a_arch_variants), \ |
69 | $(foreach ARCH, $(v7_a_simd_variants), \ | |
70 | march?armv7-a+simd=march?armv7-a$(ARCHVAR)$(ARCH))) | |
71 | ||
93aa40fe RE |
72 | # Neither FP nor SIMD: map v7ve to v7-a |
73 | MULTILIB_MATCHES += march?armv7-a=march?armv7ve | |
c9acb877 | 74 | |
93aa40fe RE |
75 | # ARMv7ve FP-only variants: map down to v7-a+fp |
76 | MULTILIB_MATCHES += $(foreach ARCH, $(v7ve_nosimd_variants), \ | |
77 | march?armv7-a+fp=march?armv7ve$(ARCH)) | |
2f738ca5 | 78 | |
93aa40fe RE |
79 | # ARMv7ve with SIMD, but SIMD is less capable than the default - map down to v7-a+simd |
80 | MULTILIB_MATCHES += $(foreach ARCH, $(v7ve_vfpv3_simd_variants), \ | |
81 | march?armv7-a+simd=march?armv7ve$(ARCH)) | |
c9acb877 | 82 | |
93aa40fe RE |
83 | # ARMv8 without SIMD: map down to base architecture |
84 | MULTILIB_MATCHES += $(foreach ARCH, $(v8_a_nosimd_variants), \ | |
85 | march?armv8-a=march?armv8-a$(ARCH)) | |
86 | ||
87 | # ARMv8 with SIMD: map down to base arch + simd | |
88 | MULTILIB_MATCHES += march?armv8-a+simd=march?armv8-a+crc+simd \ | |
89 | $(foreach ARCH, $(filter-out +simd, $(v8_a_simd_variants)), \ | |
90 | march?armv8-a+simd=march?armv8-a$(ARCH) \ | |
91 | march?armv8-a+simd=march?armv8-a+crc$(ARCH)) | |
92 | ||
93 | # Baseline v8.1-a: map down to baseline v8-a | |
94 | MULTILIB_MATCHES += march?armv8-a=march?armv8.1-a | |
95 | ||
96 | # Map all v8.1-a SIMD variants to v8-a+simd | |
97 | MULTILIB_MATCHES += $(foreach ARCH, $(v8_1_a_simd_variants), \ | |
98 | march?armv8-a+simd=march?armv8.1-a$(ARCH)) | |
99 | ||
100 | # Baseline v8.2-a: map down to baseline v8-a | |
101 | MULTILIB_MATCHES += march?armv8-a=march?armv8.2-a | |
102 | ||
a00a4222 KT |
103 | # Baseline v8.3-a: map down to baseline v8-a |
104 | MULTILIB_MATCHES += march?armv8-a=march?armv8.3-a | |
105 | ||
106 | # Map all v8.2-a and v8.3-a SIMD variants to v8-a+simd | |
93aa40fe | 107 | MULTILIB_MATCHES += $(foreach ARCH, $(v8_2_a_simd_variants), \ |
a00a4222 KT |
108 | march?armv8-a+simd=march?armv8.2-a$(ARCH) \ |
109 | march?armv8-a+simd=march?armv8.3-a$(ARCH)) | |
93aa40fe | 110 | |
946c6c45 KT |
111 | # Baseline v8.4-a: map down to baseline v8-a |
112 | MULTILIB_MATCHES += march?armv8-a=march?armv8.4-a | |
113 | ||
114 | # Map all v8.4-a SIMD variants to v8-a+simd | |
115 | MULTILIB_MATCHES += $(foreach ARCH, $(v8_4_a_simd_variants), \ | |
116 | march?armv8-a+simd=march?armv8.4-a$(ARCH)) | |
117 | ||
ae78a89f SD |
118 | # Baseline v8.5-a: map down to baseline v8-a |
119 | MULTILIB_MATCHES += march?armv8-a=march?armv8.5-a | |
120 | ||
121 | # Map all v8.5-a SIMD variants to v8-a+simd | |
122 | MULTILIB_MATCHES += $(foreach ARCH, $(v8_5_a_simd_variants), \ | |
123 | march?armv8-a+simd=march?armv8.5-a$(ARCH)) | |
124 | ||
f782b667 DZ |
125 | # Baseline v8.6-a: map down to baseline v8-a |
126 | MULTILIB_MATCHES += march?armv8-a=march?armv8.6-a | |
127 | ||
128 | # Map all v8.6-a SIMD variants to v8-a+simd | |
129 | MULTILIB_MATCHES += $(foreach ARCH, $(v8_6_a_simd_variants), \ | |
130 | march?armv8-a+simd=march?armv8.6-a$(ARCH)) | |
131 | ||
32ba7860 | 132 | # Armv9 without SIMD: map down to base architecture |
1210fd6e PW |
133 | MULTILIB_MATCHES += march?armv8-a=march?armv9-a |
134 | # No variants without SIMD. | |
32ba7860 PW |
135 | |
136 | # Armv9 with SIMD: map down to base arch + simd | |
1210fd6e PW |
137 | MULTILIB_MATCHES += $(foreach ARCH, $(v9_a_simd_variants), \ |
138 | march?armv8-a+simd=march?armv9-a$(ARCH)) | |
32ba7860 | 139 | |
93aa40fe RE |
140 | # Use Thumb libraries for everything. |
141 | ||
142 | MULTILIB_REUSE += mthumb/march.armv7-a/mfloat-abi.soft=marm/march.armv7-a/mfloat-abi.soft | |
143 | ||
144 | MULTILIB_REUSE += mthumb/march.armv8-a/mfloat-abi.soft=marm/march.armv8-a/mfloat-abi.soft | |
145 | ||
146 | MULTILIB_REUSE += $(foreach ABI, hard softfp, \ | |
1210fd6e | 147 | $(foreach ARCH, armv7-a+fp armv7-a+simd armv7ve+simd armv8-a+simd, \ |
93aa40fe RE |
148 | mthumb/march.$(ARCH)/mfloat-abi.$(ABI)=marm/march.$(ARCH)/mfloat-abi.$(ABI))) |
149 | ||
150 | # Softfp but no FP, use the soft-float libraries. | |
151 | MULTILIB_REUSE += $(foreach MODE, arm thumb, \ | |
1210fd6e | 152 | $(foreach ARCH, armv7-a armv8-a, \ |
93aa40fe | 153 | mthumb/march.$(ARCH)/mfloat-abi.soft=m$(MODE)/march.$(ARCH)/mfloat-abi.softfp)) |