1# Copyright (C) 2012-2017 Free Software Foundation, Inc. 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 27MULTILIB_OPTIONS = 28MULTILIB_DIRNAMES = 29MULTILIB_EXCEPTIONS = 30MULTILIB_MATCHES = 31MULTILIB_REUSE = 32 33# We have the following hierachy: 34# ISA: A32 (.) or T32 (thumb) 35# Architecture: ARMv7-A (v7-a), ARMv7VE (v7ve), or ARMv8-A (v8-a). 36# FPU: VFPv3-D16 (fpv3), NEONv1 (simdv1), VFPv4-D16 (fpv4), 37# NEON-VFPV4 (simdvfpv4), NEON for ARMv8 (simdv8), or None (.). 38# Float-abi: Soft (.), softfp (softfp), or hard (hardfp). 39 40MULTILIB_OPTIONS += mthumb 41MULTILIB_DIRNAMES += thumb 42 43MULTILIB_OPTIONS += march=armv7-a/march=armv7ve/march=armv8-a 44MULTILIB_DIRNAMES += v7-a v7ve v8-a 45 46MULTILIB_OPTIONS += mfpu=vfpv3-d16/mfpu=neon/mfpu=vfpv4-d16/mfpu=neon-vfpv4/mfpu=neon-fp-armv8 47MULTILIB_DIRNAMES += fpv3 simdv1 fpv4 simdvfpv4 simdv8 48 49MULTILIB_OPTIONS += mfloat-abi=softfp/mfloat-abi=hard 50MULTILIB_DIRNAMES += softfp hard 51 52 53# Option combinations to build library with 54 55# Default CPU/Arch (ARM is implicitly included because it uses the default 56# multilib) 57MULTILIB_REQUIRED += mthumb 58 59# ARMv7-A 60MULTILIB_REQUIRED += *march=armv7-a 61MULTILIB_REQUIRED += *march=armv7-a/mfpu=vfpv3-d16/mfloat-abi=* 62MULTILIB_REQUIRED += *march=armv7-a/mfpu=neon/mfloat-abi=* 63 64# ARMv7VE 65MULTILIB_REQUIRED += *march=armv7ve 66MULTILIB_REQUIRED += *march=armv7ve/mfpu=vfpv4-d16/mfloat-abi=* 67MULTILIB_REQUIRED += *march=armv7ve/mfpu=neon-vfpv4/mfloat-abi=* 68 69# ARMv8-A 70MULTILIB_REQUIRED += *march=armv8-a 71MULTILIB_REQUIRED += *march=armv8-a/mfpu=neon-fp-armv8/mfloat-abi=* 72 73 74# CPU Matches 75MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a8 76MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a9 77MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a5 78MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a7 79MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a15 80MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a12 81MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a17 82MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a15.cortex-a7 83MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a17.cortex-a7 84MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a32 85MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a35 86MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a53 87MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a57 88MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a57.cortex-a53 89MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a72 90MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a72.cortex-a53 91MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a73 92MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a73.cortex-a35 93MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a73.cortex-a53 94MULTILIB_MATCHES += march?armv8-a=mcpu?exynos-m1 95MULTILIB_MATCHES += march?armv8-a=mcpu?xgene1 96 97# Arch Matches 98MULTILIB_MATCHES += march?armv8-a=march?armv8-a+crc 99MULTILIB_MATCHES += march?armv8-a=march?armv8.1-a 100MULTILIB_MATCHES += march?armv8-a=march?armv8.1-a+crc 101MULTILIB_MATCHES += march?armv8-a=march?armv8.2-a 102MULTILIB_MATCHES += march?armv8-a=march?armv8.2-a+fp16 103 104# FPU matches 105MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3 106MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3-fp16 107MULTILIB_MATCHES += mfpu?vfpv3-d16=mfpu?vfpv3-d16-fp16 108MULTILIB_MATCHES += mfpu?neon=mfpu?neon-fp16 109MULTILIB_MATCHES += mfpu?vfpv4-d16=mfpu?vfpv4 110MULTILIB_MATCHES += mfpu?vfpv4-d16=mfpu?fpv5-d16 111MULTILIB_MATCHES += mfpu?vfpv4-d16=mfpu?fp-armv8 112MULTILIB_MATCHES += mfpu?neon-fp-armv8=mfpu?crypto-neon-fp-armv8 113MULTILIB_MATCHES += mfpu?vfp=mfpu?vfpv2 114MULTILIB_MATCHES += mfpu?neon=mfpu?neon-vfpv3 115 116 117# Map all requests for vfpv3 with a later CPU to vfpv3-d16 v7-a. 118# So if new CPUs are added above at the newer architecture levels, 119# do something to map them below here. 120# We take the approach of mapping down to v7-a regardless of what 121# the fp option is if the integer architecture brings things down. 122# This applies to any similar combination at the v7ve and v8-a arch 123# levels. 124 125MULTILIB_REUSE += march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.hard=march.armv7ve/mfpu.vfpv3-d16/mfloat-abi.hard 126MULTILIB_REUSE += march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.softfp=march.armv7ve/mfpu.vfpv3-d16/mfloat-abi.softfp 127MULTILIB_REUSE += march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.hard=march.armv8-a/mfpu.vfpv3-d16/mfloat-abi.hard 128MULTILIB_REUSE += march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.softfp=march.armv8-a/mfpu.vfpv3-d16/mfloat-abi.softfp 129MULTILIB_REUSE += march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.hard=march.armv7-a/mfpu.vfpv4-d16/mfloat-abi.hard 130MULTILIB_REUSE += march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.softfp=march.armv7-a/mfpu.vfpv4-d16/mfloat-abi.softfp 131 132 133MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.hard=march.armv7ve/mfpu.neon/mfloat-abi.hard 134MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.softfp=march.armv7ve/mfpu.neon/mfloat-abi.softfp 135MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.hard=march.armv8-a/mfpu.neon/mfloat-abi.hard 136MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.softfp=march.armv8-a/mfpu.neon/mfloat-abi.softfp 137MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.hard=march.armv7-a/mfpu.neon-vfpv4/mfloat-abi.hard 138MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.softfp=march.armv7-a/mfpu.neon-vfpv4/mfloat-abi.softfp 139MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.hard=march.armv7-a/mfpu.neon-fp-armv8/mfloat-abi.hard 140MULTILIB_REUSE += march.armv7-a/mfpu.neon/mfloat-abi.softfp=march.armv7-a/mfpu.neon-fp-armv8/mfloat-abi.softfp 141 142 143MULTILIB_REUSE += march.armv7ve/mfpu.vfpv4-d16/mfloat-abi.hard=march.armv8-a/mfpu.vfpv4-d16/mfloat-abi.hard 144MULTILIB_REUSE += march.armv7ve/mfpu.vfpv4-d16/mfloat-abi.softfp=march.armv8-a/mfpu.vfpv4-d16/mfloat-abi.softfp 145 146 147MULTILIB_REUSE += march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.hard=march.armv8-a/mfpu.neon-vfpv4/mfloat-abi.hard 148MULTILIB_REUSE += march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.softfp=march.armv8-a/mfpu.neon-vfpv4/mfloat-abi.softfp 149MULTILIB_REUSE += march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.hard=march.armv7ve/mfpu.neon-fp-armv8/mfloat-abi.hard 150MULTILIB_REUSE += march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.softfp=march.armv7ve/mfpu.neon-fp-armv8/mfloat-abi.softfp 151 152 153 154# And again for mthumb. 155 156MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.hard=mthumb/march.armv7ve/mfpu.vfpv3-d16/mfloat-abi.hard 157MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.softfp=mthumb/march.armv7ve/mfpu.vfpv3-d16/mfloat-abi.softfp 158MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.hard=mthumb/march.armv8-a/mfpu.vfpv3-d16/mfloat-abi.hard 159MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.softfp=mthumb/march.armv8-a/mfpu.vfpv3-d16/mfloat-abi.softfp 160MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.hard=mthumb/march.armv7-a/mfpu.vfpv4-d16/mfloat-abi.hard 161MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.vfpv3-d16/mfloat-abi.softfp=mthumb/march.armv7-a/mfpu.vfpv4-d16/mfloat-abi.softfp 162 163 164MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.hard=mthumb/march.armv7ve/mfpu.neon/mfloat-abi.hard 165MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.softfp=mthumb/march.armv7ve/mfpu.neon/mfloat-abi.softfp 166MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.hard=mthumb/march.armv8-a/mfpu.neon/mfloat-abi.hard 167MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.softfp=mthumb/march.armv8-a/mfpu.neon/mfloat-abi.softfp 168MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.hard=mthumb/march.armv7-a/mfpu.neon-vfpv4/mfloat-abi.hard 169MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.softfp=mthumb/march.armv7-a/mfpu.neon-vfpv4/mfloat-abi.softfp 170MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.hard=mthumb/march.armv7-a/mfpu.neon-fp-armv8/mfloat-abi.hard 171MULTILIB_REUSE += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.softfp=mthumb/march.armv7-a/mfpu.neon-fp-armv8/mfloat-abi.softfp 172 173 174MULTILIB_REUSE += mthumb/march.armv7ve/mfpu.vfpv4-d16/mfloat-abi.hard=mthumb/march.armv8-a/mfpu.vfpv4-d16/mfloat-abi.hard 175MULTILIB_REUSE += mthumb/march.armv7ve/mfpu.vfpv4-d16/mfloat-abi.softfp=mthumb/march.armv8-a/mfpu.vfpv4-d16/mfloat-abi.softfp 176 177 178MULTILIB_REUSE += mthumb/march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.hard=mthumb/march.armv8-a/mfpu.neon-vfpv4/mfloat-abi.hard 179MULTILIB_REUSE += mthumb/march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.softfp=mthumb/march.armv8-a/mfpu.neon-vfpv4/mfloat-abi.softfp 180MULTILIB_REUSE += mthumb/march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.hard=mthumb/march.armv7ve/mfpu.neon-fp-armv8/mfloat-abi.hard 181MULTILIB_REUSE += mthumb/march.armv7ve/mfpu.neon-vfpv4/mfloat-abi.softfp=mthumb/march.armv7ve/mfpu.neon-fp-armv8/mfloat-abi.softfp 182