# Copyright (C) 1998-2017 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/>.

MULTILIB_OPTIONS     = marm/mthumb
MULTILIB_DIRNAMES    = arm thumb
MULTILIB_EXCEPTIONS  = 
MULTILIB_MATCHES     =

#MULTILIB_OPTIONS     += mcpu=fa526/mcpu=fa626/mcpu=fa606te/mcpu=fa626te/mcpu=fmp626/mcpu=fa726te
#MULTILIB_DIRNAMES    += fa526 fa626 fa606te fa626te fmp626 fa726te
#MULTILIB_EXCEPTIONS  += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626

#MULTILIB_OPTIONS      += march=armv7
#MULTILIB_DIRNAMES     += thumb2
#MULTILIB_EXCEPTIONS   += march=armv7* marm/*march=armv7*
#MULTILIB_MATCHES      += march?armv7=march?armv7-a
#MULTILIB_MATCHES      += march?armv7=march?armv7-r
#MULTILIB_MATCHES      += march?armv7=march?armv7-m
#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a8
#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-r4
#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-m3

# Not quite true.  We can support hard-vfp calling in Thumb2, but how do we
# express that here?  Also, we really need architecture v5e or later
# (mcrr etc).
MULTILIB_OPTIONS       += mfloat-abi=hard
MULTILIB_DIRNAMES      += fpu
MULTILIB_EXCEPTIONS    += *mthumb/*mfloat-abi=hard*
#MULTILIB_EXCEPTIONS    += *mcpu=fa526/*mfloat-abi=hard*
#MULTILIB_EXCEPTIONS    += *mcpu=fa626/*mfloat-abi=hard*

# MULTILIB_OPTIONS    += mcpu=ep9312
# MULTILIB_DIRNAMES   += ep9312
# MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312*
# 	
# MULTILIB_OPTIONS     += mlittle-endian/mbig-endian
# MULTILIB_DIRNAMES    += le be
# MULTILIB_MATCHES     += mbig-endian=mbe mlittle-endian=mle
# 
# MULTILIB_OPTIONS    += mfloat-abi=hard/mfloat-abi=soft
# MULTILIB_DIRNAMES   += fpu soft
# MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard*
# 
# MULTILIB_OPTIONS    += mno-thumb-interwork/mthumb-interwork
# MULTILIB_DIRNAMES   += normal interwork
# 
# MULTILIB_OPTIONS    += fno-leading-underscore/fleading-underscore
# MULTILIB_DIRNAMES   += elf under
# 
# MULTILIB_OPTIONS    += mcpu=arm7
# MULTILIB_DIRNAMES   += nofmult
# MULTILIB_EXCEPTIONS += *mthumb*/*mcpu=arm7*
# # Note: the multilib_exceptions matches both -mthumb and
# # -mthumb-interwork
# #
# # We have to match all the arm cpu variants which do not have the
# # multiply instruction and treat them as if the user had specified
# # -mcpu=arm7.  Note that in the following the ? is interpreted as
# # an = for the purposes of matching command line options.
# # FIXME: There ought to be a better way to do this.
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7d
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7di
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm70
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm700
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm700i
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm710
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm710c
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7100
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7500
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm7500fe
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm6
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm60
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm600
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm610
# MULTILIB_MATCHES    += mcpu?arm7=mcpu?arm620