projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| a945c346 | 1 | # Copyright (C) 2016-2024 Free Software Foundation, Inc. |
| 3e0201f0 TP |
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 ARM architecture. It should not be used in | |
| 22 | # conjunction with another make file fragment and assumes --with-arch, | |
| 23 | # --with-cpu, --with-fpu, --with-float, --with-mode have their default | |
| 24 | # values during the configure step. We enforce this during the | |
| 25 | # top-level configury. | |
| 26 | ||
| 3e0201f0 | 27 | |
| 2f738ca5 | 28 | # Arch and FPU variants to build libraries with |
| 3e0201f0 | 29 | |
| cea85c66 AC |
30 | MULTI_ARCH_OPTS_RM = march=armv6s-m/march=armv7-m/march=armv7e-m/march=armv7e-m+fp/march=armv7e-m+fp.dp/march=armv8-m.base/march=armv8-m.main/march=armv8-m.main+fp/march=armv8-m.main+fp.dp/march=armv8.1-m.main+mve/march=armv8.1-m.main+pacbti/march=armv8.1-m.main+pacbti+fp/march=armv8.1-m.main+pacbti+fp.dp/march=armv8.1-m.main+pacbti+mve |
| 31 | MULTI_ARCH_DIRS_RM = v6-m v7-m v7e-m v7e-m+fp v7e-m+dp v8-m.base v8-m.main v8-m.main+fp v8-m.main+dp v8.1-m.main+mve v8.1-m.main+pacbti v8.1-m.main+pacbti+fp v8.1-m.main+pacbti+dp v8.1-m.main+pacbti+mve | |
| 32 | ||
| 33 | MULTI_ARCH_OPTS_RM += mbranch-protection=standard | |
| 3a0dd2cc | 34 | MULTI_ARCH_DIRS_RM += bp |
| 3e0201f0 | 35 | |
| 42093880 RE |
36 | # Base M-profile (no fp) |
| 37 | MULTILIB_REQUIRED += mthumb/march=armv6s-m/mfloat-abi=soft | |
| 38 | MULTILIB_REQUIRED += mthumb/march=armv7-m/mfloat-abi=soft | |
| 39 | MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfloat-abi=soft | |
| 40 | MULTILIB_REQUIRED += mthumb/march=armv8-m.base/mfloat-abi=soft | |
| 41 | MULTILIB_REQUIRED += mthumb/march=armv8-m.main/mfloat-abi=soft | |
| 3e0201f0 | 42 | |
| 42093880 RE |
43 | # ARMv7e-M with FP (single and double precision variants) |
| 44 | MULTILIB_REQUIRED += mthumb/march=armv7e-m+fp/mfloat-abi=hard | |
| 45 | MULTILIB_REQUIRED += mthumb/march=armv7e-m+fp/mfloat-abi=softfp | |
| 46 | MULTILIB_REQUIRED += mthumb/march=armv7e-m+fp.dp/mfloat-abi=hard | |
| 47 | MULTILIB_REQUIRED += mthumb/march=armv7e-m+fp.dp/mfloat-abi=softfp | |
| 3e0201f0 | 48 | |
| 42093880 RE |
49 | # ARMv8-M with FP (single and double precision variants) |
| 50 | MULTILIB_REQUIRED += mthumb/march=armv8-m.main+fp/mfloat-abi=hard | |
| 51 | MULTILIB_REQUIRED += mthumb/march=armv8-m.main+fp/mfloat-abi=softfp | |
| 52 | MULTILIB_REQUIRED += mthumb/march=armv8-m.main+fp.dp/mfloat-abi=hard | |
| 53 | MULTILIB_REQUIRED += mthumb/march=armv8-m.main+fp.dp/mfloat-abi=softfp | |
| f582ca0f | 54 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+mve/mfloat-abi=hard |
| 3e0201f0 | 55 | |
| cea85c66 AC |
56 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+pacbti/mbranch-protection=standard/mfloat-abi=soft |
| 57 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+pacbti+fp/mbranch-protection=standard/mfloat-abi=softfp | |
| 58 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+pacbti+fp/mbranch-protection=standard/mfloat-abi=hard | |
| 59 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+pacbti+fp.dp/mbranch-protection=standard/mfloat-abi=softfp | |
| 60 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+pacbti+fp.dp/mbranch-protection=standard/mfloat-abi=hard | |
| 61 | MULTILIB_REQUIRED += mthumb/march=armv8.1-m.main+pacbti+mve/mbranch-protection=standard/mfloat-abi=hard | |
| 62 | ||
| 3e0201f0 | 63 | # Arch Matches |
| 42093880 RE |
64 | MULTILIB_MATCHES += march?armv6s-m=march?armv6-m |
| 65 | ||
| f58d03b5 | 66 | # For all MULITIB_MATCHES for v8-m and above add mlibarch? on the right hand side |
| 63f68535 | 67 | # of = in the variant string instead of march?. This is needed because all the |
| f58d03b5 SP |
68 | # MULITIB_MATCHES variant strings are compared with mlibarch option for multilib |
| 69 | # linking. | |
| 70 | ||
| 7b4c373b | 71 | # Map all v8-m.main+dsp FP variants down to the variant without DSP. |
| f58d03b5 | 72 | MULTILIB_MATCHES += march?armv8-m.main=mlibarch?armv8-m.main+dsp \ |
| 42093880 | 73 | $(foreach FP, +fp +fp.dp, \ |
| f58d03b5 | 74 | march?armv8-m.main$(FP)=mlibarch?armv8-m.main+dsp$(FP)) |
| 3e0201f0 | 75 | |
| 42093880 RE |
76 | # For single-precision only fpv5, use the base fp libraries |
| 77 | MULTILIB_MATCHES += march?armv7e-m+fp=march?armv7e-m+fpv5 | |
| 3e0201f0 | 78 | |
| 42093880 RE |
79 | # Softfp but no FP. Use the soft-float libraries. |
| 80 | MULTILIB_REUSE += $(foreach ARCH, armv6s-m armv7-m armv7e-m armv8-m\.base armv8-m\.main, \ | |
| 81 | mthumb/march.$(ARCH)/mfloat-abi.soft=mthumb/march.$(ARCH)/mfloat-abi.softfp) | |
| 3e0201f0 | 82 | |
| 7b4c373b | 83 | # Map v8.1-M to v8-M. |
| f58d03b5 SP |
84 | MULTILIB_MATCHES += march?armv8-m.main=mlibarch?armv8.1-m.main |
| 85 | MULTILIB_MATCHES += march?armv8-m.main=mlibarch?armv8.1-m.main+dsp | |
| f582ca0f MI |
86 | MULTILIB_REUSE += mthumb/march.armv8-m\.main/mfloat-abi.soft=mthumb/march.armv8\.1-m\.main+mve/mfloat-abi.soft |
| 87 | MULTILIB_REUSE += mthumb/march.armv8-m\.main/mfloat-abi.soft=mthumb/march.armv8\.1-m\.main+mve/mfloat-abi.softfp | |
| 7b4c373b | 88 | |
| f582ca0f | 89 | v8_1m_sp_variants = +fp +dsp+fp +mve.fp +fp+mve |
| 7b4c373b MI |
90 | v8_1m_dp_variants = +fp.dp +dsp+fp.dp +fp.dp+mve +fp.dp+mve.fp |
| 91 | ||
| 92 | # Map all v8.1-m.main FP sp variants down to v8-m. | |
| 93 | MULTILIB_MATCHES += $(foreach FP, $(v8_1m_sp_variants), \ | |
| f58d03b5 | 94 | march?armv8-m.main+fp=mlibarch?armv8.1-m.main$(FP)) |
| 7b4c373b MI |
95 | |
| 96 | # Map all v8.1-m.main FP dp variants down to v8-m. | |
| 97 | MULTILIB_MATCHES += $(foreach FP, $(v8_1m_dp_variants), \ | |
| f58d03b5 SP |
98 | march?armv8-m.main+fp.dp=mlibarch?armv8.1-m.main$(FP)) |
| 99 | ||
| cea85c66 AC |
100 | # Map all mbranch-protection values other than 'none' to 'standard'. |
| 101 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?bti | |
| 102 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?pac-ret | |
| 103 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?pac-ret+leaf | |
| 104 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?pac-ret+bti | |
| 105 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?pac-ret+leaf+bti | |
| 106 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?bti+pac-ret | |
| 107 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?bti+pac-ret+leaf | |
| 108 | MULTILIB_MATCHES += mbranch-protection?standard=mbranch-protection?standard+leaf | |
| 109 | ||
| f58d03b5 SP |
110 | # For all the MULTILIB_REQUIRED for v8-m and above, add MULTILIB_MATCHES which |
| 111 | # maps mlibarch with march for multilib linking. | |
| 112 | MULTILIB_MATCHES += march?armv8-m.main=mlibarch?armv8-m.main | |
| 113 | MULTILIB_MATCHES += march?armv8-m.main+fp=mlibarch?armv8-m.main+fp | |
| 114 | MULTILIB_MATCHES += march?armv8-m.main+fp.dp=mlibarch?armv8-m.main+fp.dp | |
| 115 | MULTILIB_MATCHES += march?armv8.1-m.main+mve=mlibarch?armv8.1-m.main+mve | |
| 3a0dd2cc SP |
116 | |
| 117 | # For -mbranch-protection=none and +pacbti reuses the existing non pacbti | |
| 118 | # multilibs. | |
| 119 | MULTILIB_REUSE += $(foreach OPT, fp fp\.dp, \ | |
| 120 | mthumb/march.armv8-m\.main+$(OPT)/mfloat-abi.softfp=mthumb/march.armv8\.1-m\.main+pacbti+$(OPT)/mfloat-abi.softfp) | |
| 121 | MULTILIB_REUSE += $(foreach OPT, fp fp\.dp, \ | |
| 122 | mthumb/march.armv8-m\.main+$(OPT)/mfloat-abi.hard=mthumb/march.armv8\.1-m\.main+pacbti+$(OPT)/mfloat-abi.hard) | |
| 123 | ||
| 124 | MULTILIB_REUSE += $(foreach OPT, pacbti pacbti+mve, \ | |
| 125 | mthumb/march.armv8-m\.main/mfloat-abi.soft=mthumb/march.armv8\.1-m\.main+$(OPT)/mfloat-abi.soft) | |
| 126 | MULTILIB_REUSE += $(foreach OPT, pacbti pacbti+mve, \ | |
| 127 | mthumb/march.armv8-m\.main/mfloat-abi.soft=mthumb/march.armv8\.1-m\.main+$(OPT)/mfloat-abi.softfp) | |
| 128 | ||
| 129 | MULTILIB_REUSE += mthumb/march.armv8\.1-m\.main+mve/mfloat-abi.hard=mthumb/march.armv8\.1-m\.main+pacbti+mve/mfloat-abi.hard | |
| 130 | ||
| 131 | pacbti_fp_variants = fp fp+mve mve.fp fp+mve.fp | |
| 132 | pacbti_dp_variants = fp.dp fp.dp+mve fp.dp+mve.fp | |
| 133 | ||
| 134 | # For -mbranch-protection=standard and +pacbti linking to existing pacbti | |
| 135 | # multlibs. | |
| cea85c66 | 136 | MULTILIB_MATCHES += march?armv8.1-m.main+pacbti=mlibarch?armv8.1-m.main+pacbti |
| 3a0dd2cc SP |
137 | MULTILIB_MATCHES += march?armv8.1-m.main+pacbti=mlibarch?armv8.1-m.main+pacbti+dsp |
| 138 | MULTILIB_MATCHES += march?armv8.1-m.main+pacbti=mlibarch?armv8.1-m.main+dsp+pacbti | |
| cea85c66 | 139 | MULTILIB_MATCHES += march?armv8.1-m.main+pacbti+mve=mlibarch?armv8.1-m.main+pacbti+mve |
| 3a0dd2cc SP |
140 | MULTILIB_MATCHES += march?armv8.1-m.main+pacbti+mve=mlibarch?armv8.1-m.main+pacbti+dsp+mve |
| 141 | MULTILIB_MATCHES += march?armv8.1-m.main+pacbti+mve=mlibarch?armv8.1-m.main+dsp+pacbti+mve | |
| 142 | ||
| 143 | MULTILIB_MATCHES += $(foreach OPT, $(pacbti_fp_variants), \ | |
| 144 | march?armv8.1-m.main+pacbti+fp=mlibarch?armv8.1-m.main+pacbti+$(OPT)) | |
| 145 | ||
| 146 | MULTILIB_MATCHES += $(foreach OPT, $(pacbti_fp_variants), \ | |
| 147 | march?armv8.1-m.main+pacbti+fp=mlibarch?armv8.1-m.main+pacbti+dsp+$(OPT)) | |
| 148 | ||
| 149 | MULTILIB_MATCHES += $(foreach OPT, $(pacbti_dp_variants), \ | |
| 150 | march?armv8.1-m.main+pacbti+fp.dp=mlibarch?armv8.1-m.main+pacbti+$(OPT)) | |
| 151 | ||
| 152 | MULTILIB_MATCHES += $(foreach OPT, $(pacbti_dp_variants), \ | |
| 153 | march?armv8.1-m.main+pacbti+fp.dp=mlibarch?armv8.1-m.main+pacbti+dsp+$(OPT)) | |
| 154 | ||
| 155 | MULTILIB_MATCHES += $(foreach OPT, $(pacbti_fp_variants), \ | |
| 156 | march?armv8.1-m.main+pacbti+fp=mlibarch?armv8.1-m.main+dsp+pacbti+$(OPT)) | |
| 157 | ||
| 158 | MULTILIB_MATCHES += $(foreach OPT, $(pacbti_dp_variants), \ | |
| 159 | march?armv8.1-m.main+pacbti+fp.dp=mlibarch?armv8.1-m.main+dsp+pacbti+$(OPT)) |