t-rtems: Completely reworked.

2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>

	* config/rs6000/t-rtems: Completely reworked.

From-SVN: r95171

gcc/ChangeLog

+2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
+
+	* config/rs6000/t-rtems: Completely reworked. 
+
 2005-02-17  Ira Rosen  <irar@il.ibm.com>
 
         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.

gcc/config/rs6000/t-rtems

 # Multilibs for powerpc RTEMS targets.
 
 MULTILIB_OPTIONS	= \
-mcpu=403/mcpu=505/mcpu=601/mcpu=603/mcpu=603e/mcpu=604/mcpu=750/mcpu=821/mcpu=860 \
-Dmpc509/Dmpc8260 \
 D_OLD_EXCEPTIONS \
+mcpu=403/mcpu=505/mcpu=601/mcpu=603e/mcpu=604/mcpu=860/mcpu=7400 \
+Dmpc8260 \
 msoft-float
 
 MULTILIB_DIRNAMES	= \
-m403 m505 m601 m603 m603e m604 m750 m821 m860 \
-mpc509 \
-mpc8260 \
 roe \
+m403 m505 m601 m603e m604 m860 m7400 \
+mpc8260 \
 nof
 
 MULTILIB_EXTRA_OPTS	= mrelocatable-lib mno-eabi mstrict-align
 
-MULTILIB_MATCHES	= ${MULTILIB_MATCHES_FLOAT}
+# MULTILIB_MATCHES	= ${MULTILIB_MATCHES_FLOAT}
+MULTILIB_MATCHES	=
 MULTILIB_MATCHES  	+= ${MULTILIB_MATCHES_ENDIAN}
 MULTILIB_MATCHES	+= ${MULTILIB_MATCHES_SYSV}
-MULTILIB_MATCHES	+= mcpu?505/Dmpc505=mcpu?505/Dmpc509
-MULTILIB_MATCHES	+= mcpu?603=mcpu?602
+# Map 405 to 403
+MULTILIB_MATCHES	+= mcpu?403=mcpu?405
+# Map 602, 603e, 603 to 603e
+MULTILIB_MATCHES	+= mcpu?603e=mcpu?602
+MULTILIB_MATCHES	+= mcpu?603e=mcpu?603
+# Map 801, 821, 823 to 860
+MULTILIB_MATCHES 	+= mcpu?860=mcpu?801
+MULTILIB_MATCHES 	+= mcpu?860=mcpu?821
+MULTILIB_MATCHES 	+= mcpu?860=mcpu?823
+# Map 7450 to 7400
+MULTILIB_MATCHES	+= mcpu?7400=mcpu?7450
+
+# Map 750 to .
+MULTILIB_MATCHES	+= mcpu?750=
+
 
 #
 # RTEMS old/new-exceptions handling
@@ -34,32 +47,39 @@ MULTILIB_MATCHES	+= mcpu?603=mcpu?602
 
 # Cpu-variants supporting new exception processing only
 MULTILIB_NEW_EXCEPTIONS_ONLY = \
-*mcpu=505*/*D_OLD_EXCEPTIONS* \
-*mcpu=601*/*D_OLD_EXCEPTIONS* \
-*mcpu=602*/*D_OLD_EXCEPTIONS* \
-*mcpu=603/*D_OLD_EXCEPTIONS* \
-*mcpu=604*/*D_OLD_EXCEPTIONS* \
-*mcpu=750*/*D_OLD_EXCEPTIONS* \
-*mcpu=821*/*D_OLD_EXCEPTIONS* \
-*Dmpc8260*/*D_OLD_EXCEPTIONS* \
-*mcpu=860*/*D_OLD_EXCEPTIONS*
+D_OLD_EXCEPTIONS \
+D_OLD_EXCEPTIONS/msoft-float \
+D_OLD_EXCEPTIONS/mcpu=505 \
+D_OLD_EXCEPTIONS/mcpu=505/* \
+D_OLD_EXCEPTIONS/mcpu=601 \
+D_OLD_EXCEPTIONS/mcpu=601/* \
+D_OLD_EXCEPTIONS/mcpu=604 \
+D_OLD_EXCEPTIONS/mcpu=604/* \
+D_OLD_EXCEPTIONS/mcpu=750 \
+D_OLD_EXCEPTIONS/mcpu=750/* \
+D_OLD_EXCEPTIONS/mcpu=860 \
+D_OLD_EXCEPTIONS/mcpu=860/* \
+D_OLD_EXCEPTIONS/mcpu=7400 \
+D_OLD_EXCEPTIONS/mcpu=7400/* \
+D_OLD_EXCEPTIONS/*Dmpc*
 
 # Soft-float only, default implies msoft-float
 # NOTE: Must match with MULTILIB_MATCHES_FLOAT and MULTILIB_MATCHES
 MULTILIB_SOFTFLOAT_ONLY = \
-mcpu=403/*msoft-float* \
-mcpu=821/*msoft-float* \
-mcpu=860/*msoft-float*
+*mcpu=401/*msoft-float* \
+*mcpu=403/*msoft-float* \
+*mcpu=405/*msoft-float* \
+*mcpu=801/*msoft-float* \
+*mcpu=821/*msoft-float* \
+*mcpu=823/*msoft-float* \
+*mcpu=860/*msoft-float*
 
 # Hard-float only, take out msoft-float
 MULTILIB_HARDFLOAT_ONLY = \
-mcpu=505/*msoft-float*
+*mcpu=505/*msoft-float*
 
 MULTILIB_EXCEPTIONS =
 
-# Disallow -D_OLD_EXCEPTIONS without other options
-MULTILIB_EXCEPTIONS	+= D_OLD_EXCEPTIONS*
-
 # Disallow -Dppc and -Dmpc without other options
 MULTILIB_EXCEPTIONS 	+= Dppc* Dmpc*
 
@@ -70,22 +90,10 @@ ${MULTILIB_HARDFLOAT_ONLY}
 
 # Special rules
 # Take out all variants we don't want
-MULTILIB_EXCEPTIONS += mcpu=403/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=403/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=505/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=505/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=601/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=601/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=602/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=602/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=603/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=603/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=603e/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=604/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=604/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=750/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=750/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=821/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=821/Dmpc8260*
-MULTILIB_EXCEPTIONS += mcpu=860/Dmpc509*
-MULTILIB_EXCEPTIONS += mcpu=860/Dmpc8260*
+MULTILIB_EXCEPTIONS += *mcpu=403/Dmpc*
+MULTILIB_EXCEPTIONS += *mcpu=505/Dmpc*
+MULTILIB_EXCEPTIONS += *mcpu=601/Dmpc*
+MULTILIB_EXCEPTIONS += *mcpu=604/Dmpc*
+MULTILIB_EXCEPTIONS += *mcpu=750/Dmpc*
+MULTILIB_EXCEPTIONS += *mcpu=860/Dmpc*
+MULTILIB_EXCEPTIONS += *mcpu=7400/Dmpc*