--- gcc/config/rs6000/powerpc.h	2018/04/24 18:16:37	1.1
+++ gcc/config/rs6000/powerpc.h	2018/04/24 18:30:33	1.1.1.3
@@ -1,6 +1,6 @@
 /* Definitions of target machine for GNU compiler,
    for IBM RS/6000 PowerPC running AIX version 3.2.
-   Copyright (C) 1993 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
    Contributed by David Edelsohn (edelsohn@npac.syr.edu).
 
 This file is part of GNU CC.
@@ -17,16 +17,81 @@ GNU General Public License for more deta
 
 You should have received a copy of the GNU General Public License
 along with GNU CC; see the file COPYING.  If not, write to
-the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
 
 
 #include "rs6000/rs6000.h"
 
 #undef ASM_SPEC
-#define ASM_SPEC "-u -m601"
+#define ASM_SPEC "-u \
+%{!mcpu*: \
+  %{mpower2: -mpwrx} \
+  %{mpowerpc*: %{!mpower: -mppc}} \
+  %{mno-powerpc: %{!mpower: %{!mpower2: -mcom}}} \
+  %{mno-powerpc: %{mpower: %{!mpower2: -mpwr}}} \
+  %{!mno-powerpc: %{mpower: -m601}} \
+  %{!mno-powerpc: %{!mpower: -mppc}}} \
+%{mcpu=common: -mcom} \
+%{mcpu=power: -mpwr} \
+%{mcpu=powerpc: -mppc} \
+%{mcpu=rios: -mpwr} \
+%{mcpu=rios1: -mpwr} \
+%{mcpu=rios2: -mpwrx} \
+%{mcpu=rsc: -mpwr} \
+%{mcpu=rsc1: -mpwr} \
+%{mcpu=403: -mppc} \
+%{mcpu=601: -m601} \
+%{mcpu=603: -mppc} \
+%{mcpu=604: -mppc}"
+
+#undef CPP_PREDEFINES
+#define CPP_PREDEFINES "-D_IBMR2 -D_POWER -D_AIX -D_AIX32 \
+-Asystem(unix) -Asystem(aix) -Acpu(powerpc) -Amachine(powerpc)"
+
+#undef CPP_SPEC
+#define CPP_SPEC "\
+%{posix: -D_POSIX_SOURCE} \
+%{!mcpu*: \
+  %{mpower: %{!mpower2: -D_ARCH_PWR}} \
+  %{mpower2: -D_ARCH_PWR2} \
+  %{mpowerpc*: -D_ARCH_PPC} \
+  %{mno-powerpc: %{!mpower: %{!mpower2: -D_ARCH_COM}}} \
+  %{!mno-powerpc: -D_ARCH_PPC}} \
+%{mcpu=common: -D_ARCH_COM} \
+%{mcpu=power: -D_ARCH_PWR} \
+%{mcpu=powerpc: -D_ARCH_PPC} \
+%{mcpu=rios: -D_ARCH_PWR} \
+%{mcpu=rios1: -D_ARCH_PWR} \
+%{mcpu=rios2: -D_ARCH_PWR2} \
+%{mcpu=rsc: -D_ARCH_PWR} \
+%{mcpu=rsc1: -D_ARCH_PWR} \
+%{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
+%{mcpu=603: -D_ARCH_PPC} \
+%{mcpu=604: -D_ARCH_PPC}"
 
 #undef TARGET_DEFAULT
-#define TARGET_DEFAULT (MASK_POWER | MASK_POWERPC | MASK_NEW_MNEMONICS)
+#define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS)
 
 #undef PROCESSOR_DEFAULT
 #define PROCESSOR_DEFAULT PROCESSOR_PPC601
+
+/* These are not necessary when we pass -u to the assembler, and undefining
+   them saves a great deal of space in object files.  */
+
+#undef ASM_OUTPUT_EXTERNAL
+#undef ASM_OUTPUT_EXTERNAL_LIBCALL
+#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME)	\
+{ rtx _symref = XEXP (DECL_RTL (DECL), 0);	\
+  if ((TREE_CODE (DECL) == VAR_DECL		\
+       || TREE_CODE (DECL) == FUNCTION_DECL)	\
+      && (NAME)[0] != '*'			\
+      && (NAME)[strlen (NAME) - 1] != ']')	\
+    {						\
+      char *_name = (char *) permalloc (strlen (XSTR (_symref, 0)) + 5); \
+      strcpy (_name, XSTR (_symref, 0));	\
+      strcat (_name, TREE_CODE (DECL) == FUNCTION_DECL ? "[DS]" : "[RW]"); \
+      XSTR (_symref, 0) = _name;		\
+    }						\
+}