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1 # Copyright (C) 2012-2018 Free Software Foundation, Inc.
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111
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2 #
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3 # This file is part of GCC.
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4 #
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5 # GCC is free software; you can redistribute it and/or modify
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6 # it under the terms of the GNU General Public License as published by
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7 # the Free Software Foundation; either version 3, or (at your option)
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8 # any later version.
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9 #
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10 # GCC is distributed in the hope that it will be useful,
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11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 # GNU General Public License for more details.
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14 #
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15 # You should have received a copy of the GNU General Public License
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16 # along with GCC; see the file COPYING3. If not see
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17 # <http://www.gnu.org/licenses/>.
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18
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19 # The default build is mips32r2, hard-float big-endian. Add mips32,
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20 # soft-float, and little-endian variations.
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21
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22 MULTILIB_OPTIONS = mips32/mips64/mips64r2 mips16/mmicromips mabi=64 EL msoft-float mnan=2008
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23 MULTILIB_DIRNAMES = mips32 mips64 mips64r2 mips16 micromips 64 el sof nan2008
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24 MULTILIB_MATCHES = EL=mel EB=meb mips32r2=mips32r3 mips32r2=mips32r5 mips64r2=mips64r3 mips64r2=mips64r5
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25
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26 # The 64 bit ABI is not supported on the mips32 architecture.
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27 MULTILIB_EXCEPTIONS += *mips32*/*mabi=64*
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28
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29 # The 64 bit ABI is not supported on the mips32r2 architecture.
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30 # Because mips32r2 is the default we can't use that flag to trigger
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31 # the exception so we check for mabi=64 with no specific mips
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32 # architecture flag instead.
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33 MULTILIB_EXCEPTIONS += mabi=64*
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34
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35 # We do not want to build mips16 versions of mips64* architectures.
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36 MULTILIB_EXCEPTIONS += *mips64*/*mips16*
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37 MULTILIB_EXCEPTIONS += *mips16/mabi=64*
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38
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39 # We only want micromips for mips32r2 architecture.
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40 MULTILIB_EXCEPTIONS += *mips32/mmicromips*
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41 MULTILIB_EXCEPTIONS += *mips64*/mmicromips*
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42 MULTILIB_EXCEPTIONS += *mmicromips/mabi=64*
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43
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44 # We do not want nan2008 libraries for soft-float,
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45 # mips32[r1], or mips64[r1].
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46 MULTILIB_EXCEPTIONS += *msoft-float*/*mnan=2008*
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47 MULTILIB_EXCEPTIONS += *mips32/*mnan=2008*
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48 MULTILIB_EXCEPTIONS += *mips64/*mnan=2008*
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