darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.

        * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
        * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
        case.

From-SVN: r89791

gcc/ChangeLog

+2004-10-28  Stan Shebs  <shebs@apple.com>
+
+	* config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
+	* config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
+	case.
+
 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
 
 	* tree-mudflap.c (mudflap_init): Mark cache-lookup decls to

gcc/config/rs6000/darwin.h

@@ -134,7 +134,7 @@ do {									\
 
 #undef SUBTARGET_EXTRA_SPECS
 #define SUBTARGET_EXTRA_SPECS			\
-  { "darwin_arch", "ppc" },
+  { "darwin_arch", "%{m64:ppc64} %{!m64:ppc}" },
 
 /* Output a .machine directive.  */
 #undef TARGET_ASM_FILE_START

gcc/config/rs6000/rs6000.c

@@ -17306,6 +17306,7 @@ rs6000_darwin_file_start (void)
     const char *name;
     int if_set;
   } mapping[] = {
+    { "ppc64", "ppc64", MASK_64BIT },
     { "970", "ppc970", MASK_PPC_GPOPT | MASK_MFCRF | MASK_POWERPC64 },
     { "power4", "ppc970", 0 },
     { "G5", "ppc970", 0 },