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-rw-r--r--gcc/config/mips/t-mti-elf33
1 files changed, 21 insertions, 12 deletions
diff --git a/gcc/config/mips/t-mti-elf b/gcc/config/mips/t-mti-elf
index 3f0868fb856..bce8f063452 100644
--- a/gcc/config/mips/t-mti-elf
+++ b/gcc/config/mips/t-mti-elf
@@ -16,20 +16,29 @@
# along with GCC; see the file COPYING3. If not see
# <http://www.gnu.org/licenses/>.
-MULTILIB_OPTIONS = mips32/mips64/mips64r2 mips16 mabi=64 EL msoft-float
-MULTILIB_DIRNAMES = mips32 mips64 mips64r2 mips16 64 el sof
-MULTILIB_MATCHES = EL=mel EB=meb
+# The default build is mips32r2, hard-float big-endian. Add mips32,
+# soft-float, and little-endian variations.
-# We do not want to build mips16 versions of mips64* architectures.
-MULTILIB_EXCEPTIONS += *mips64*/*mips16*
+MULTILIB_OPTIONS = mips32/mips64/mips64r2 mips16 mmicromips mabi=64 EL msoft-float
+MULTILIB_DIRNAMES = mips32 mips64 mips64r2 mips16 micromips 64 el sof
+MULTILIB_MATCHES = EL=mel EB=meb
-# 64 bit ABI is not supported on mips32 architecture.
+# The 64 bit ABI is not supported on the mips32 architecture.
MULTILIB_EXCEPTIONS += *mips32*/*mabi=64*
-# The 64 bit ABI is not supported on the mips32r2 bit architecture.
-# Because mips32r2 is the default the exception list is a little messy.
-# Basically we are saying any list that doesn't specify mips32, mips64,
-# or mips64r2 but does specify mabi=64 is not allowed because that
-# would be defaulting to the mips32r2 architecture.
+# The 64 bit ABI is not supported on the mips32r2 architecture.
+# Because mips32r2 is the default we can't use that flag to trigger
+# the exception so we check for mabi=64 with no specific mips
+# architecture flag instead.
MULTILIB_EXCEPTIONS += mabi=64*
-MULTILIB_EXCEPTIONS += mips16/mabi=64*
+
+# We do not want to build mips16 versions of mips64* architectures.
+MULTILIB_EXCEPTIONS += *mips64*/*mips16*
+MULTILIB_EXCEPTIONS += *mips16/mabi=64*
+
+# We only want micromips for mips32r2 architecture and we do not want
+# it used in conjunction with -mips16.
+MULTILIB_EXCEPTIONS += *mips16/mmicromips*
+MULTILIB_EXCEPTIONS += *mips64*/mmicromips*
+MULTILIB_EXCEPTIONS += *mips32/mmicromips*
+MULTILIB_EXCEPTIONS += *mmicromips/mabi=64*