Add SB-1 specific multilib support. Patch by Fred Fish.

* config/mips/t-sb1: New file.
* config.gcc (mipsisa64sb1-*-elf*): Add mips/t-sb1 to
tmake_file list.

From-SVN: r115024

gcc/ChangeLog

+2006-06-26  Fred Fish  <fnf@specifix.com>
+
+	* config/mips/t-sb1: New file.
+	* config.gcc (mipsisa64sb1-*-elf*): Add mips/t-sb1 to
+	tmake_file list.
+
 2006-06-26  DJ Delorie  <dj@redhat.com>
 
 	* config/m32c/m32c.c (m32c_print_operand): Fix sign-merging logic.

gcc/config.gcc

@@ -1553,7 +1553,7 @@ mipsisa64sr71k-*-elf*)
         ;;
 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*)
 	tm_file="elfos.h ${tm_file} mips/elf.h"
-	tmake_file=mips/t-elf
+	tmake_file="mips/t-elf mips/t-sb1"
 	target_cpu_default="MASK_64BIT|MASK_FLOAT64"
 	tm_defines="${tm_defines} MIPS_ISA_DEFAULT=64 MIPS_CPU_STRING_DEFAULT=\\\"sb1\\\" MIPS_ABI_DEFAULT=ABI_O64"
 	use_fixproto=yes

gcc/config/mips/t-sb1

+# GP-rel: G0 only
+#
+# Endianness: EB or EL
+#
+# ABIs: mabi=32
+#	mabi=o64
+#	mabi=o64/mlong64
+#
+# FPU: (default mhard-float)
+#      msoft-float (only for mabi=32)
+#
+
+MULTILIB_EXTRA_OPTS = G0
+
+MULTILIB_OPTIONS =			\
+	EB/EL				\
+	mabi=32/mabi=o64		\
+	mips32/mips64                   \
+	mlong64/msoft-float		\
+
+MULTILIB_DIRNAMES =			\
+	eb el				\
+	o32 o64				\
+	mips32 mips64			\
+	long64 soft-float		\
+
+MULTILIB_MATCHES =			\
+	EB=meb EL=mel			\
+
+MULTILIB_EXCEPTIONS =			\
+        *mabi=32/*mlong64*		\
+
+MULTILIB_EXCLUSIONS =			\
+	mips32/!mabi=32                 \
+	mabi=32/!mips32			\
+	msoft-float/!mabi=32		\
+
+# Small multilib list for quick builds and tests.
+# Must either comment out everything above these lines, or everything below
+# these lines.
+
+#MULTILIB_OPTIONS = EB/EL msoft-float
+#MULTILIB_DIRNAMES = eb el soft-float
+#MULTILIB_MATCHES = EB=meb EL=mel