--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/config/arm/t-aprofile	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,108 @@
+# Copyright (C) 2012-2017 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 A-profile 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.
+
+# Arch and FPU variants to build libraries with
+
+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
+MULTI_ARCH_DIRS_A       = v7-a v7-a+fp v7-a+simd v7ve+simd v8-a v8-a+simd
+
+# ARMv7-A - build nofp, fp-d16 and SIMD variants
+
+MULTILIB_REQUIRED	+= mthumb/march=armv7-a/mfloat-abi=soft
+MULTILIB_REQUIRED	+= mthumb/march=armv7-a+fp/mfloat-abi=hard
+MULTILIB_REQUIRED	+= mthumb/march=armv7-a+fp/mfloat-abi=softfp
+MULTILIB_REQUIRED	+= mthumb/march=armv7-a+simd/mfloat-abi=hard
+MULTILIB_REQUIRED	+= mthumb/march=armv7-a+simd/mfloat-abi=softfp
+
+# ARMv7VE - only build a SIMD (+VFPv4) variant.
+MULTILIB_REQUIRED	+= mthumb/march=armv7ve+simd/mfloat-abi=hard
+MULTILIB_REQUIRED	+= mthumb/march=armv7ve+simd/mfloat-abi=softfp
+
+# ARMv8-A - build nofp and SIMD variants.
+MULTILIB_REQUIRED	+= mthumb/march=armv8-a/mfloat-abi=soft
+MULTILIB_REQUIRED	+= mthumb/march=armv8-a+simd/mfloat-abi=hard
+MULTILIB_REQUIRED	+= mthumb/march=armv8-a+simd/mfloat-abi=softfp
+
+# Matches
+
+# Arch Matches
+# Map all v7-a FP variants to vfpv3-d16 (+fp)
+MULTILIB_MATCHES	+= $(foreach ARCH, $(filter-out +fp, $(v7_a_nosimd_variants)), \
+			     march?armv7-a+fp=march?armv7-a$(ARCH))
+
+# Map all v7-a SIMD variants to neon-vfpv3 (+simd)
+MULTILIB_MATCHES	+= $(foreach ARCH, $(filter-out +simd, $(v7_a_simd_variants)), \
+			     march?armv7-a+simd=march?armv7-a$(ARCH))
+
+# Neither FP nor SIMD: map v7ve to v7-a
+MULTILIB_MATCHES	+= march?armv7-a=march?armv7ve
+
+# ARMv7ve FP-only variants: map down to v7-a+fp
+MULTILIB_MATCHES	+= $(foreach ARCH, $(v7ve_nosimd_variants), \
+			     march?armv7-a+fp=march?armv7ve$(ARCH))
+
+# ARMv7ve with SIMD, but SIMD is less capable than the default - map down to v7-a+simd
+MULTILIB_MATCHES	+= $(foreach ARCH, $(v7ve_vfpv3_simd_variants), \
+			     march?armv7-a+simd=march?armv7ve$(ARCH))
+
+# ARMv8 without SIMD: map down to base architecture
+MULTILIB_MATCHES	+= $(foreach ARCH, $(v8_a_nosimd_variants), \
+			     march?armv8-a=march?armv8-a$(ARCH))
+
+# ARMv8 with SIMD: map down to base arch + simd
+MULTILIB_MATCHES	+= march?armv8-a+simd=march?armv8-a+crc+simd \
+			   $(foreach ARCH, $(filter-out +simd, $(v8_a_simd_variants)), \
+			     march?armv8-a+simd=march?armv8-a$(ARCH) \
+			     march?armv8-a+simd=march?armv8-a+crc$(ARCH))
+
+# Baseline v8.1-a: map down to baseline v8-a
+MULTILIB_MATCHES	+= march?armv8-a=march?armv8.1-a
+
+# Map all v8.1-a SIMD variants to v8-a+simd
+MULTILIB_MATCHES	+= $(foreach ARCH, $(v8_1_a_simd_variants), \
+			     march?armv8-a+simd=march?armv8.1-a$(ARCH))
+
+# Baseline v8.2-a: map down to baseline v8-a
+MULTILIB_MATCHES	+= march?armv8-a=march?armv8.2-a
+
+# Map all v8.2-a SIMD variants to v8-a+simd
+MULTILIB_MATCHES	+= $(foreach ARCH, $(v8_2_a_simd_variants), \
+			     march?armv8-a+simd=march?armv8.2-a$(ARCH))
+
+# Use Thumb libraries for everything.
+
+MULTILIB_REUSE		+= mthumb/march.armv7-a/mfloat-abi.soft=marm/march.armv7-a/mfloat-abi.soft
+
+MULTILIB_REUSE		+= mthumb/march.armv8-a/mfloat-abi.soft=marm/march.armv8-a/mfloat-abi.soft
+
+MULTILIB_REUSE		+= $(foreach ABI, hard softfp, \
+			     $(foreach ARCH, armv7-a+fp armv7-a+simd armv7ve+simd armv8-a+simd, \
+			       mthumb/march.$(ARCH)/mfloat-abi.$(ABI)=marm/march.$(ARCH)/mfloat-abi.$(ABI)))
+
+# Softfp but no FP, use the soft-float libraries.
+MULTILIB_REUSE		+= $(foreach MODE, arm thumb, \
+			     $(foreach ARCH, armv7-a armv8-a, \
+			       mthumb/march.$(ARCH)/mfloat-abi.soft=m$(MODE)/march.$(ARCH)/mfloat-abi.softfp))