1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
# Copyright (C) 2016 Free Software Foundation, Inc.
#
# This file is part of GCC.
#
# GCC is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GCC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
# This is a target makefile fragment that attempts to get
# multilibs built for the range of CPU's, FPU's and ABI's that
# are relevant for the ARM architecture. It should not be used in
# conjunction with another make file fragment and assumes --with-arch,
# --with-cpu, --with-fpu, --with-float, --with-mode have their default
# values during the configure step. We enforce this during the
# top-level configury.
MULTILIB_OPTIONS =
MULTILIB_DIRNAMES =
MULTILIB_EXCEPTIONS =
MULTILIB_MATCHES =
MULTILIB_REUSE =
# We have the following hierachy:
# ISA: A32 (.) or T16/T32 (thumb).
# Architecture: ARMv6S-M (v6-m), ARMv7-M (v7-m), ARMv7E-M (v7e-m),
# ARMv8-M Baseline (v8-m.base) or ARMv8-M Mainline (v8-m.main).
# FPU: VFPv3-D16 (fpv3), FPV4-SP-D16 (fpv4-sp), FPV5-SP-D16 (fpv5-sp),
# VFPv5-D16 (fpv5), or None (.).
# Float-abi: Soft (.), softfp (softfp), or hard (hardfp).
# Options to build libraries with
MULTILIB_OPTIONS += mthumb
MULTILIB_DIRNAMES += thumb
MULTILIB_OPTIONS += march=armv6s-m/march=armv7-m/march=armv7e-m/march=armv7/march=armv8-m.base/march=armv8-m.main
MULTILIB_DIRNAMES += v6-m v7-m v7e-m v7-ar v8-m.base v8-m.main
MULTILIB_OPTIONS += mfpu=vfpv3-d16/mfpu=fpv4-sp-d16/mfpu=fpv5-sp-d16/mfpu=fpv5-d16
MULTILIB_DIRNAMES += fpv3 fpv4-sp fpv5-sp fpv5
MULTILIB_OPTIONS += mfloat-abi=softfp/mfloat-abi=hard
MULTILIB_DIRNAMES += softfp hard
# Option combinations to build library with
# Default CPU/Arch
MULTILIB_REQUIRED += mthumb
MULTILIB_REQUIRED += mfloat-abi=hard
# ARMv6-M
MULTILIB_REQUIRED += mthumb/march=armv6s-m
# ARMv8-M Baseline
MULTILIB_REQUIRED += mthumb/march=armv8-m.base
# ARMv7-M
MULTILIB_REQUIRED += mthumb/march=armv7-m
# ARMv7E-M
MULTILIB_REQUIRED += mthumb/march=armv7e-m
MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfpu=fpv4-sp-d16/mfloat-abi=softfp
MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfpu=fpv4-sp-d16/mfloat-abi=hard
MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfpu=fpv5-d16/mfloat-abi=softfp
MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfpu=fpv5-d16/mfloat-abi=hard
MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfpu=fpv5-sp-d16/mfloat-abi=softfp
MULTILIB_REQUIRED += mthumb/march=armv7e-m/mfpu=fpv5-sp-d16/mfloat-abi=hard
# ARMv8-M Mainline
MULTILIB_REQUIRED += mthumb/march=armv8-m.main
MULTILIB_REQUIRED += mthumb/march=armv8-m.main/mfpu=fpv5-d16/mfloat-abi=softfp
MULTILIB_REQUIRED += mthumb/march=armv8-m.main/mfpu=fpv5-d16/mfloat-abi=hard
MULTILIB_REQUIRED += mthumb/march=armv8-m.main/mfpu=fpv5-sp-d16/mfloat-abi=softfp
MULTILIB_REQUIRED += mthumb/march=armv8-m.main/mfpu=fpv5-sp-d16/mfloat-abi=hard
# ARMv7-R as well as ARMv7-A and ARMv8-A if aprofile was not specified
MULTILIB_REQUIRED += mthumb/march=armv7
MULTILIB_REQUIRED += mthumb/march=armv7/mfpu=vfpv3-d16/mfloat-abi=softfp
MULTILIB_REQUIRED += mthumb/march=armv7/mfpu=vfpv3-d16/mfloat-abi=hard
# Matches
# CPU Matches
MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m0
MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m0.small-multiply
MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m0plus
MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m0plus.small-multiply
MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m1
MULTILIB_MATCHES += march?armv6s-m=mcpu?cortex-m1.small-multiply
MULTILIB_MATCHES += march?armv7-m=mcpu?cortex-m3
MULTILIB_MATCHES += march?armv7e-m=mcpu?cortex-m4
MULTILIB_MATCHES += march?armv7e-m=mcpu?cortex-m7
MULTILIB_MATCHES += march?armv8-m.base=mcpu?cortex-m23
MULTILIB_MATCHES += march?armv8-m.main=mcpu?cortex-m33
MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4
MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4f
MULTILIB_MATCHES += march?armv7=mcpu?cortex-r5
MULTILIB_MATCHES += march?armv7=mcpu?cortex-r7
MULTILIB_MATCHES += march?armv7=mcpu?cortex-r8
MULTILIB_MATCHES += march?armv7=mcpu?marvell-pj4
MULTILIB_MATCHES += march?armv7=mcpu?generic-armv7-a
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a9
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a5
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a7
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a15
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a12
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a17
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a15.cortex-a7
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a17.cortex-a7
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a32
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a35
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a53
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a57
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a57.cortex-a53
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a72
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a72.cortex-a53
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a73
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a73.cortex-a35
MULTILIB_MATCHES += march?armv7=mcpu?cortex-a73.cortex-a53
MULTILIB_MATCHES += march?armv7=mcpu?exynos-m1
MULTILIB_MATCHES += march?armv7=mcpu?qdf24xx
MULTILIB_MATCHES += march?armv7=mcpu?xgene1
# Arch Matches
MULTILIB_MATCHES += march?armv6s-m=march?armv6-m
MULTILIB_MATCHES += march?armv8-m.main=march?armv8-m.main+dsp
MULTILIB_MATCHES += march?armv7=march?armv7-r
ifeq (,$(HAS_APROFILE))
MULTILIB_MATCHES += march?armv7=march?armv7-a
MULTILIB_MATCHES += march?armv7=march?armv7ve
MULTILIB_MATCHES += march?armv7=march?armv8-a
MULTILIB_MATCHES += march?armv7=march?armv8-a+crc
MULTILIB_MATCHES += march?armv7=march?armv8.1-a
MULTILIB_MATCHES += march?armv7=march?armv8.1-a+crc
MULTILIB_MATCHES += march?armv7=march?armv8.2-a
MULTILIB_MATCHES += march?armv7=march?armv8.2-a+fp16
endif
# FPU matches
ifeq (,$(HAS_APROFILE))
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3-fp16
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3-d16-fp16
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?neon
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?neon-fp16
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv4
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv4-d16
MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?neon-vfpv4
MULTILIB_MATCHES += mfpu?fpv5-d16=mfpu?fp-armv8
MULTILIB_MATCHES += mfpu?fpv5-d16=mfpu?neon-fp-armv8
MULTILIB_MATCHES += mfpu?fpv5-d16=mfpu?crypto-neon-fp-armv8
endif
# We map all requests for ARMv7-R or ARMv7-A in ARM mode to Thumb mode and
# any FPU to VFPv3-d16 if possible.
MULTILIB_REUSE += mthumb/march.armv7=march.armv7
MULTILIB_REUSE += mthumb/march.armv7/mfpu.vfpv3-d16/mfloat-abi.softfp=march.armv7/mfpu.vfpv3-d16/mfloat-abi.softfp
MULTILIB_REUSE += mthumb/march.armv7/mfpu.vfpv3-d16/mfloat-abi.hard=march.armv7/mfpu.vfpv3-d16/mfloat-abi.hard
MULTILIB_REUSE += mthumb/march.armv7/mfpu.vfpv3-d16/mfloat-abi.softfp=march.armv7/mfpu.fpv5-d16/mfloat-abi.softfp
MULTILIB_REUSE += mthumb/march.armv7/mfpu.vfpv3-d16/mfloat-abi.hard=march.armv7/mfpu.fpv5-d16/mfloat-abi.hard
MULTILIB_REUSE += mthumb/march.armv7/mfpu.vfpv3-d16/mfloat-abi.softfp=mthumb/march.armv7/mfpu.fpv5-d16/mfloat-abi.softfp
MULTILIB_REUSE += mthumb/march.armv7/mfpu.vfpv3-d16/mfloat-abi.hard=mthumb/march.armv7/mfpu.fpv5-d16/mfloat-abi.hard
|
