Add -mcpu={505,821,860} support; Fixup common mode support; Make eabi not rely on GLD

From-SVN: r10942

gcc/config/rs6000/aix3newas.h

 /* Definitions of target machine for GNU compiler,
    for IBM RS/6000 POWER running AIX version 3.x with the fixed assembler.
-   Copyright (C) 1995 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by Jason Merrill (jason@cygnus.com).
 
 This file is part of GNU CC.
@@ -44,12 +44,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -mpwr} \
 %{mcpu=rsc1: -mpwr} \
 %{mcpu=403: -mppc} \
+%{mcpu=505: -mppc} \
 %{mcpu=601: -m601} \
 %{mcpu=602: -mppc} \
 %{mcpu=603: -mppc} \
 %{mcpu=603e: -mppc} \
 %{mcpu=604: -mppc} \
-%{mcpu=620: -mppc}"
+%{mcpu=620: -mppc} \
+%{mcpu=821: -mppc} \
+%{mcpu=860: -mppc}"
 
 /* Define the options for the binder: Start text at 512, align all segments
    to 512 bytes, and warn if there is text relocation.

gcc/config/rs6000/aix41.h

 /* Definitions of target machine for GNU compiler,
    for IBM RS/6000 POWER running AIX version 4.1.
-   Copyright (C) 1994, 1995 Free Software Foundation, Inc.
+   Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
    Contributed by David Edelsohn (edelsohn@npac.syr.edu).
 
 This file is part of GNU CC.
@@ -41,12 +41,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -mpwr} \
 %{mcpu=rsc1: -mpwr} \
 %{mcpu=403: -mppc} \
+%{mcpu=505: -mppc} \
 %{mcpu=601: -m601} \
 %{mcpu=602: -mppc} \
 %{mcpu=603: -mppc} \
 %{mcpu=603e: -mppc} \
 %{mcpu=604: -mppc} \
-%{mcpu=620: -mppc}"
+%{mcpu=620: -mppc} \
+%{mcpu=821: -mppc} \
+%{mcpu=860: -mppc}"
 
 #undef CPP_PREDEFINES
 #define CPP_PREDEFINES "-D_IBMR2 -D_POWER -D_AIX -D_AIX32 \
@@ -70,12 +73,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -D_ARCH_PWR} \
 %{mcpu=rsc1: -D_ARCH_PWR} \
 %{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=505: -D_ARCH_PPC} \
 %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
 %{mcpu=602: -D_ARCH_PPC} \
 %{mcpu=603: -D_ARCH_PPC} \
 %{mcpu=603e: -D_ARCH_PPC} \
 %{mcpu=604: -D_ARCH_PPC} \
-%{mcpu=620: -D_ARCH_PPC}"
+%{mcpu=620: -D_ARCH_PPC} \
+%{mcpu=821: -D_ARCH_PPC} \
+%{mcpu=860: -D_ARCH_PPC}"
 
 #undef TARGET_DEFAULT
 #define TARGET_DEFAULT MASK_NEW_MNEMONICS

gcc/config/rs6000/eabi-ci.asm

+# crti.s for eabi
+
+#   Copyright (C) 1996 Free Software Foundation, Inc.
+#   Written By Michael Meissner
+# 
+# This file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2, or (at your option) any
+# later version.
+# 
+# In addition to the permissions in the GNU General Public License, the
+# Free Software Foundation gives you unlimited permission to link the
+# compiled version of this file with other programs, and to distribute
+# those programs without any restriction coming from the use of this
+# file.  (The General Public License restrictions do apply in other
+# respects; for example, they cover modification of the file, and
+# distribution when not linked into another program.)
+# 
+# This file is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING.  If not, write to
+# the Free Software Foundation, 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+# 
+#    As a special exception, if you link this library with files
+#    compiled with GCC to produce an executable, this does not cause
+#    the resulting executable to be covered by the GNU General Public License.
+#    This exception does not however invalidate any other reasons why
+#    the executable file might be covered by the GNU General Public License.
+# 
+
+# This file just supplies labeled starting points for the .got* and other
+# special sections.  It is linked in first before other modules.
+ 
+	.file	"crti.s"
+	.ident	"GNU C crti.s"
+
+	.section ".got","w"
+	.globl	__GOT_START__
+	.type	__GOT_START__,@object
+	.weak	_GLOBAL_OFFSET_TABLE_
+	.type	_GLOBAL_OFFSET_TABLE_,@object
+	.weak	_SDA_BASE_
+	.type	_SDA_BASE_,@object
+__GOT_START__:
+_GLOBAL_OFFSET_TABLE_:
+_SDA_BASE_:
+
+	.section ".got1","w"
+	.globl	__GOT1_START__
+	.type	__GOT1_START__,@object
+__GOT1_START__:
+
+	.section ".got2","w"
+	.globl	__GOT2_START__
+	.type	__GOT2_START__,@object
+__GOT2_START__:
+
+	.section ".fixup","w"
+	.globl	__FIXUP_START__
+	.type	__FIXUP_START__,@object
+__FIXUP_START__:
+
+	.section ".ctors","w"
+	.globl	__CTOR_LIST__
+	.type	__CTOR_LIST__,@object
+__CTOR_LIST__:
+
+	.section ".dtors","w"
+	.globl	__CTOR_LIST__
+	.type	__CTOR_LIST__,@object
+__DTOR_LIST__:

gcc/config/rs6000/eabi-cn.asm

+# crtn.s for eabi
+
+#   Copyright (C) 1996 Free Software Foundation, Inc.
+#   Written By Michael Meissner
+# 
+# This file is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; either version 2, or (at your option) any
+# later version.
+# 
+# In addition to the permissions in the GNU General Public License, the
+# Free Software Foundation gives you unlimited permission to link the
+# compiled version of this file with other programs, and to distribute
+# those programs without any restriction coming from the use of this
+# file.  (The General Public License restrictions do apply in other
+# respects; for example, they cover modification of the file, and
+# distribution when not linked into another program.)
+# 
+# This file is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING.  If not, write to
+# the Free Software Foundation, 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+# 
+#    As a special exception, if you link this library with files
+#    compiled with GCC to produce an executable, this does not cause
+#    the resulting executable to be covered by the GNU General Public License.
+#    This exception does not however invalidate any other reasons why
+#    the executable file might be covered by the GNU General Public License.
+# 
+
+# This file just supplies labeled ending points for the .got* and other
+# special sections.  It is linked in last after other modules.
+ 
+	.file	"crtn.s"
+	.ident	"GNU C crtn.s"
+
+	.section ".got","w"
+	.globl	__GOT_END__
+	.type	__GOT_END__,@object
+__GOT_END__:
+
+	.section ".got1","w"
+	.globl	__GOT1_END__
+	.type	__GOT1_END__,@object
+__GOT1_END__:
+
+	.section ".got2","w"
+	.globl	__GOT2_END__
+	.type	__GOT2_END__,@object
+__GOT2_END__:
+
+	.section ".fixup","w"
+	.globl	__FIXUP_END__
+	.type	__FIXUP_END__,@object
+__FIXUP_END__:
+
+	.section ".ctors","w"
+	.globl	__CTOR_END__
+	.type	__CTOR_END__,@object
+__CTOR_END__:
+
+	.section ".dtors","w"
+	.globl	__CTOR_END__
+	.type	__CTOR_END__,@object
+__DTOR_END__:

gcc/config/rs6000/eabi.h

 /* Core target definitions for GNU compiler
    for IBM RS/6000 PowerPC targeted to embedded ELF systems.
-   Copyright (C) 1995 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GNU CC.
@@ -70,7 +70,7 @@ Boston, MA 02111-1307, USA.  */
 
 /* Use the simulator crt0 or mvme and libgloss/newlib libraries if desired */
 #undef  STARTFILE_SPEC
-#define	STARTFILE_SPEC "\
+#define	STARTFILE_SPEC "crti.o \
 %{mmvme: mvme-crt0.o%s} \
 %{msim:  sim-crt0.o%s}"
 
@@ -83,4 +83,4 @@ Boston, MA 02111-1307, USA.  */
 #define	LIBGCC_SPEC "libgcc.a%s"
 
 #undef	ENDFILE_SPEC
-#define	ENDFILE_SPEC ""
+#define	ENDFILE_SPEC "crtn.o"

gcc/config/rs6000/eabiaix.h

 /* Embedded ELF system support, using old AIX based calling sequence.
-   Copyright (C) 1995 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GNU CC.
@@ -51,12 +51,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -D_ARCH_PWR} \
 %{mcpu=rsc1: -D_ARCH_PWR} \
 %{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=505: -D_ARCH_PPC} \
 %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
 %{mcpu=602: -D_ARCH_PPC} \
 %{mcpu=603: -D_ARCH_PPC} \
 %{mcpu=603e: -D_ARCH_PPC} \
 %{mcpu=604: -D_ARCH_PPC} \
-%{mcpu=620: -D_ARCH_PPC}"
+%{mcpu=620: -D_ARCH_PPC} \
+%{mcpu=821: -D_ARCH_PPC} \
+%{mcpu=860: -D_ARCH_PPC}"
 
 /* Define this macro as a C expression for the initializer of an
    array of string to tell the driver program which options are

gcc/config/rs6000/eabile.h

 /* Core target definitions for GNU compiler for PowerPC targeted to
    little endian embedded ELF systems.
-   Copyright (C) 1995 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GNU CC.
@@ -52,12 +52,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -D_ARCH_PWR} \
 %{mcpu=rsc1: -D_ARCH_PWR} \
 %{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=505: -D_ARCH_PPC} \
 %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
 %{mcpu=602: -D_ARCH_PPC} \
 %{mcpu=603: -D_ARCH_PPC} \
 %{mcpu=603e: -D_ARCH_PPC} \
 %{mcpu=604: -D_ARCH_PPC} \
-%{mcpu=620: -D_ARCH_PPC}"
+%{mcpu=620: -D_ARCH_PPC} \
+%{mcpu=821: -D_ARCH_PPC} \
+%{mcpu=860: -D_ARCH_PPC}"
 
 /* Define this macro as a C expression for the initializer of an
    array of string to tell the driver program which options are

gcc/config/rs6000/eabisim.h

 /* Support for GCC on simulated PowerPC systems targeted to embedded ELF
    systems.
-   Copyright (C) 1995 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GNU CC.
@@ -31,7 +31,7 @@ Boston, MA 02111-1307, USA.  */
 
 /* Use the simulator crt0 or mvme and libgloss/newlib libraries if desired */
 #undef  STARTFILE_SPEC
-#define	STARTFILE_SPEC "\
+#define	STARTFILE_SPEC "crti.o \
 %{mmvme: mvme-crt0.o%s} \
 %{!mmvme: sim-crt0.o%s}"
 
@@ -44,4 +44,4 @@ Boston, MA 02111-1307, USA.  */
 #define	LIBGCC_SPEC "libgcc.a%s"
 
 #undef	ENDFILE_SPEC
-#define	ENDFILE_SPEC ""
+#define	ENDFILE_SPEC "crtn.o"

gcc/config/rs6000/lynx.h

 /* Definitions for Rs6000 running LynxOS.
-   Copyright (C) 1995 Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by David Henkel-Wallace, Cygnus Support (gumby@cygnus.com)
 
 This file is part of GNU CC.
@@ -91,12 +91,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -mpwr} \
 %{mcpu=rsc1: -mpwr} \
 %{mcpu=403: -mppc} \
+%{mcpu=505: -mppc} \
 %{mcpu=601: -m601} \
 %{mcpu=602: -mppc} \
 %{mcpu=603: -mppc} \
 %{mcpu=603e: -mppc} \
 %{mcpu=604: -mppc} \
-%{mcpu=620: -mppc}"
+%{mcpu=620: -mppc} \
+%{mcpu=821: -mppc} \
+%{mcpu=860: -mppc}"
 
 #undef SUBTARGET_SWITCHES
 #define SUBTARGET_SWITCHES \

gcc/config/rs6000/netware.h

 /* Core target definitions for GNU compiler
    for IBM RS/6000 PowerPC running NetWare
-   Copyright (C) 1994 Free Software Foundation, Inc.
+   Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GNU CC.
@@ -201,12 +201,15 @@ toc_section ()								\
 %{mcpu=rsc: -mpwr} \
 %{mcpu=rsc1: -mpwr} \
 %{mcpu=403: -mppc} \
+%{mcpu=505: -mppc} \
 %{mcpu=601: -m601} \
 %{mcpu=602: -mppc} \
 %{mcpu=603: -mppc} \
 %{mcpu=603e: -mppc} \
 %{mcpu=604: -mppc} \
 %{mcpu=620: -mppc} \
+%{mcpu=821: -mppc} \
+%{mcpu=860: -mppc} \
 %{V} %{v:%{!V:-V}} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
 /* This is the end of what might become sysv4.h.  */
 

gcc/config/rs6000/powerpc.h

 /* Definitions of target machine for GNU compiler,
    for IBM RS/6000 PowerPC running AIX version 3.2.
-   Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
    Contributed by David Edelsohn (edelsohn@npac.syr.edu).
 
 This file is part of GNU CC.
@@ -42,12 +42,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -mpwr} \
 %{mcpu=rsc1: -mpwr} \
 %{mcpu=403: -mppc} \
+%{mcpu=505: -mppc} \
 %{mcpu=601: -m601} \
 %{mcpu=602: -mppc} \
 %{mcpu=603: -mppc} \
 %{mcpu=603e: -mppc} \
 %{mcpu=604: -mppc} \
-%{mcpu=620: -mppc}"
+%{mcpu=620: -mppc} \
+%{mcpu=821: -mppc} \
+%{mcpu=860: -mppc}"
 
 #undef CPP_PREDEFINES
 #define CPP_PREDEFINES "-D_IBMR2 -D_POWER -D_AIX -D_AIX32 \
@@ -72,12 +75,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -D_ARCH_PWR} \
 %{mcpu=rsc1: -D_ARCH_PWR} \
 %{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=505: -D_ARCH_PPC} \
 %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
 %{mcpu=602: -D_ARCH_PPC} \
 %{mcpu=603: -D_ARCH_PPC} \
 %{mcpu=603e: -D_ARCH_PPC} \
 %{mcpu=604: -D_ARCH_PPC} \
-%{mcpu=620: -D_ARCH_PPC}"
+%{mcpu=620: -D_ARCH_PPC} \
+%{mcpu=821: -D_ARCH_PPC} \
+%{mcpu=860: -D_ARCH_PPC}"
 
 #undef TARGET_DEFAULT
 #define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS)

gcc/config/rs6000/rs6000.c

 /* Subroutines used for code generation on IBM RS/6000.
-   Copyright (C) 1991, 1993, 1994, 1995 Free Software Foundation, Inc.
+   Copyright (C) 1991, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
 
 This file is part of GNU CC.
@@ -210,7 +210,8 @@ rs6000_override_options (default_cpu)
       int target_enable;	/* Target flags to enable.  */
       int target_disable;	/* Target flags to disable.  */
     } processor_target_table[]
-      = {{"common", PROCESSOR_COMMON, 0, POWER_MASKS | POWERPC_MASKS},
+      = {{"common", PROCESSOR_COMMON, MASK_NEW_MNEMONICS,
+	    POWER_MASKS | POWERPC_MASKS},
 	 {"power", PROCESSOR_POWER,
 	    MASK_POWER | MASK_MULTIPLE | MASK_STRING,
 	    MASK_POWER2 | POWERPC_MASKS | MASK_NEW_MNEMONICS},
@@ -238,12 +239,15 @@ rs6000_override_options (default_cpu)
 	 {"403", PROCESSOR_PPC403,
 	    MASK_POWERPC | MASK_SOFT_FLOAT | MASK_NEW_MNEMONICS,
 	    POWER_MASKS | POWERPC_OPT_MASKS | MASK_POWERPC64},
+	 {"505", PROCESSOR_MPCCORE,
+	    MASK_POWERPC | MASK_NEW_MNEMONICS,
+	    POWER_MASKS | POWERPC_OPT_MASKS | MASK_POWERPC64},
 	 {"601", PROCESSOR_PPC601,
 	    MASK_POWER | MASK_POWERPC | MASK_NEW_MNEMONICS | MASK_MULTIPLE | MASK_STRING,
 	    MASK_POWER2 | POWERPC_OPT_MASKS | MASK_POWERPC64},
 	 {"602", PROCESSOR_PPC602,
-	    MASK_POWER | MASK_POWERPC | MASK_NEW_MNEMONICS,
-	    MASK_POWER2 | POWERPC_OPT_MASKS | MASK_POWERPC64},
+	    MASK_POWERPC | MASK_PPC_GFXOPT | MASK_NEW_MNEMONICS,
+	    POWER_MASKS | MASK_PPC_GPOPT | MASK_POWERPC64},
 	 {"603", PROCESSOR_PPC603,
 	    MASK_POWERPC | MASK_PPC_GFXOPT | MASK_NEW_MNEMONICS,
 	    POWER_MASKS | MASK_PPC_GPOPT | MASK_POWERPC64},
@@ -255,7 +259,13 @@ rs6000_override_options (default_cpu)
 	    POWER_MASKS | MASK_PPC_GPOPT | MASK_POWERPC64},
 	 {"620", PROCESSOR_PPC620,
 	    MASK_POWERPC | MASK_PPC_GFXOPT | MASK_NEW_MNEMONICS,
-	    POWER_MASKS | MASK_PPC_GPOPT | MASK_POWERPC64}};
+	    POWER_MASKS | MASK_PPC_GPOPT | MASK_POWERPC64},
+	 {"821", PROCESSOR_MPCCORE,
+	    MASK_POWERPC | MASK_SOFT_FLOAT | MASK_NEW_MNEMONICS,
+	    POWER_MASKS | POWERPC_OPT_MASKS | MASK_POWERPC64},
+	 {"860", PROCESSOR_MPCCORE,
+	    MASK_POWERPC | MASK_SOFT_FLOAT | MASK_NEW_MNEMONICS,
+	    POWER_MASKS | POWERPC_OPT_MASKS | MASK_POWERPC64}};
 
   int ptt_size = sizeof (processor_target_table) / sizeof (struct ptt);
 
@@ -267,8 +277,6 @@ rs6000_override_options (default_cpu)
   /* Identify the processor type */
   rs6000_select[0].string = default_cpu;
   rs6000_cpu = PROCESSOR_DEFAULT;
-  if (rs6000_cpu == PROCESSOR_PPC403)
-    target_flags |= MASK_SOFT_FLOAT;
 
   for (i = 0; i < sizeof (rs6000_select) / sizeof (rs6000_select[0]); i++)
     {
@@ -323,9 +331,6 @@ rs6000_override_options (default_cpu)
 	}
     }
 
-  if (!WORDS_BIG_ENDIAN && !TARGET_POWER && !TARGET_POWERPC)
-    error ("-mcpu=common is not supported for little endian platforms");
-
 #ifdef SUBTARGET_OVERRIDE_OPTIONS
   SUBTARGET_OVERRIDE_OPTIONS;
 #endif
@@ -2562,6 +2567,8 @@ rs6000_stack_info ()
       info_ptr->main_p = 1;
 
 #ifdef NAME__MAIN
+      info_ptr->calls_p = 1;
+
       if (DECL_ARGUMENTS (current_function_decl))
 	{
 	  int i;
@@ -2569,7 +2576,6 @@ rs6000_stack_info ()
 
 	  info_ptr->main_save_p = 1;
 	  info_ptr->main_size = 0;
-	  info_ptr->calls_p = 1;
 
 	  for ((i = 0), (arg = DECL_ARGUMENTS (current_function_decl));
 	       arg != NULL_TREE && i < 8;

gcc/config/rs6000/rs6000.h

 /* Definitions of target machine for GNU compiler, for IBM RS/6000.
-   Copyright (C) 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+   Copyright (C) 1992, 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
 
 This file is part of GNU CC.
@@ -68,12 +68,15 @@ Boston, MA 02111-1307, USA.  */
 %{mcpu=rsc: -D_ARCH_PWR} \
 %{mcpu=rsc1: -D_ARCH_PWR} \
 %{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=505: -D_ARCH_PPC} \
 %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
 %{mcpu=602: -d_ARCH_PPC} \
 %{mcpu=603: -D_ARCH_PPC} \
 %{mcpu=603e: -D_ARCH_PPC} \
 %{mcpu=604: -D_ARCH_PPC} \
-%{mcpu=620: -D_ARCH_PPC}"
+%{mcpu=620: -D_ARCH_PPC} \
+%{mcpu=821: -D_ARCH_PPC} \
+%{mcpu=860: -D_ARCH_PPC}"
 
 /* Define the options for the binder: Start text at 512, align all segments
    to 512 bytes, and warn if there is text relocation.
@@ -278,6 +281,7 @@ extern int target_flags;
 enum processor_type
  {PROCESSOR_RIOS1,
   PROCESSOR_RIOS2,
+  PROCESSOR_MPCCORE,
   PROCESSOR_PPC403,
   PROCESSOR_PPC601,
   PROCESSOR_PPC602,
@@ -1818,6 +1822,7 @@ typedef struct rs6000_args
 	      : INTVAL (XEXP (X, 1)) >= -256 && INTVAL (XEXP (X, 1)) <= 255 \
 	      ? COSTS_N_INSNS (3) : COSTS_N_INSNS (4));	\
     case PROCESSOR_RIOS2:				\
+    case PROCESSOR_MPCCORE:				\
       return COSTS_N_INSNS (2);				\
     case PROCESSOR_PPC601:				\
     case PROCESSOR_PPC603:				\
@@ -1841,6 +1846,8 @@ typedef struct rs6000_args
       return COSTS_N_INSNS (19);			\
     case PROCESSOR_RIOS2:				\
       return COSTS_N_INSNS (13);			\
+    case PROCESSOR_MPCCORE:				\
+      return COSTS_N_INSNS (6);				\
     case PROCESSOR_PPC403:				\
       return COSTS_N_INSNS (33);			\
     case PROCESSOR_PPC601:				\

gcc/config/rs6000/rs6000.md

 ;; Machine description for IBM RISC System 6000 (POWER) for GNU C compiler
-;; Copyright (C) 1990, 91, 92, 93, 94, 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc.
 ;; Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
 
 ;; This file is part of GNU CC.
@@ -40,7 +40,7 @@
 ;; Processor type -- this attribute must exactly match the processor_type
 ;; enumeration in rs6000.h.
 
-(define_attr "cpu" "rios1,rios2,ppc403,ppc601,ppc602,ppc603,ppc604,ppc620"
+(define_attr "cpu" "rios1,rios2,mpccore,ppc403,ppc601,ppc602,ppc603,ppc604,ppc620"
   (const (symbol_ref "rs6000_cpu_attr")))
 
 ; (define_function_unit NAME MULTIPLICITY SIMULTANEITY
@@ -50,7 +50,7 @@
 ; (POWER and 601 use Integer Unit)
 (define_function_unit "lsu" 1 0
   (and (eq_attr "type" "load")
-       (eq_attr "cpu" "ppc602,ppc603,ppc604,ppc620"))
+       (eq_attr "cpu" "mpccore,ppc602,ppc603,ppc604,ppc620"))
   2 1)
 
 (define_function_unit "lsu" 1 0
@@ -60,7 +60,7 @@
 
 (define_function_unit "lsu" 1 0
   (and (eq_attr "type" "fpload")
-       (eq_attr "cpu" "ppc602,ppc603"))
+       (eq_attr "cpu" "mpccore,ppc602,ppc603"))
   2 1)
 
 (define_function_unit "iu" 1 0
@@ -76,11 +76,6 @@
 ; Integer Unit (RIOS1, PPC601, PPC603)
 ; Trivial operations take one cycle which need not be listed here.
 (define_function_unit "iu" 1 0
-  (and (eq_attr "type" "integer")
-       (eq_attr "cpu" "rios1,ppc601"))
-  1 1)
-
-(define_function_unit "iu" 1 0
   (and (eq_attr "type" "imul")
        (eq_attr "cpu" "rios1"))
   3 3)
@@ -146,6 +141,18 @@
        (eq_attr "cpu" "rios2"))
   13 13)
 
+; MPCCORE has separate IMUL/IDIV unit for multicycle instructions
+; Divide latency varies greatly from 2-11, use 6 as average
+(define_function_unit "imuldiv" 1 0
+  (and (eq_attr "type" "imul")
+       (eq_attr "cpu" "mpccore"))
+  2 1)
+
+(define_function_unit "imuldiv" 1 0
+  (and (eq_attr "type" "idiv")
+       (eq_attr "cpu" "mpccore"))
+  6 6)
+
 ; PPC604 has two units that perform integer operations
 ; and one unit for divide/multiply operations (and move
 ; from/to spr).
@@ -175,7 +182,7 @@
 ; able to fill the compare-branch delay, with insns on iu/fpu.
 (define_function_unit "iu" 1 0   
   (and (eq_attr "type" "compare")
-       (eq_attr "cpu" "rios1,ppc601"))
+       (eq_attr "cpu" "rios1,mpccore,ppc601"))
   1 1)
 
 (define_function_unit "iu2" 2 0   
@@ -185,7 +192,7 @@
 
 (define_function_unit "bpu" 1 0   
   (and (eq_attr "type" "compare")
-       (eq_attr "cpu" "rios1,rios2,ppc403,ppc601,ppc603,ppc604,ppc620"))
+       (eq_attr "cpu" "rios1,rios2,ppc403,mpccore,ppc601,ppc603,ppc604,ppc620"))
   4 1)
 
 ; different machines have different compare timings
@@ -227,6 +234,11 @@
        (eq_attr "cpu" "ppc601,ppc602,ppc603,ppc604,ppc620"))
   5 1)
 
+(define_function_unit "fpu" 1 0
+  (and (eq_attr "type" "fpcompare")
+       (eq_attr "cpu" "mpccore"))
+  1 1)
+
 (define_function_unit "bpu" 1 0
   (and (eq_attr "type" "mtjmpr")
        (eq_attr "cpu" "rios1,rios2"))
@@ -234,7 +246,7 @@
 
 (define_function_unit "bpu" 1 0
   (and (eq_attr "type" "mtjmpr")
-       (eq_attr "cpu" "ppc403,ppc601,ppc602,ppc603,ppc604,ppc620"))
+       (eq_attr "cpu" "ppc403,mpccore,ppc601,ppc602,ppc603,ppc604,ppc620"))
   4 0)
 
 ; all jumps/branches are executing on the bpu, in 1 cycle, for all machines.
@@ -246,7 +258,7 @@
   (eq_attr "type" "branch")
   1 0)
 
-; Floating Point Unit (RIOS1, PPC601, PPC603, PPC604).
+; Floating Point Unit
 (define_function_unit "fpu" 1 0
   (and (eq_attr "type" "fp,dmul")
        (eq_attr "cpu" "rios1"))
@@ -254,6 +266,11 @@
 
 (define_function_unit "fpu" 1 0
   (and (eq_attr "type" "fp")
+       (eq_attr "cpu" "mpccore"))
+  4 4)
+
+(define_function_unit "fpu" 1 0
+  (and (eq_attr "type" "fp")
        (eq_attr "cpu" "ppc601"))
   4 0)
 
@@ -264,6 +281,11 @@
 
 (define_function_unit "fpu" 1 0
   (and (eq_attr "type" "dmul")
+       (eq_attr "cpu" "mpccore"))
+  5 5)
+
+(define_function_unit "fpu" 1 0
+  (and (eq_attr "type" "dmul")
        (eq_attr "cpu" "ppc601"))
   5 2)
 
@@ -290,11 +312,21 @@
 
 (define_function_unit "fpu" 1 0
   (and (eq_attr "type" "sdiv")
+       (eq_attr "cpu" "mpccore"))
+  10 10)
+
+(define_function_unit "fpu" 1 0
+  (and (eq_attr "type" "sdiv")
        (eq_attr "cpu" "ppc602,ppc603,ppc604,ppc620"))
   18 18)
 
 (define_function_unit "fpu" 1 0
   (and (eq_attr "type" "ddiv")
+       (eq_attr "cpu" "mpccore"))
+  17 17)
+
+(define_function_unit "fpu" 1 0
+  (and (eq_attr "type" "ddiv")
        (eq_attr "cpu" "ppc601,ppc604,ppc620"))
   31 31)
 
@@ -1536,8 +1568,7 @@
 	 (lshiftrt:DI (mult:DI (sign_extend:DI (reg:SI 3))
 			       (sign_extend:DI (reg:SI 4)))
 		      (const_int 32))))
-   (clobber (match_scratch:SI 0 "=l"))
-   (clobber (reg:SI 4))]
+   (clobber (match_scratch:SI 0 "=l"))]
   "! TARGET_POWER && ! TARGET_POWERPC"
   "bla __mulh")
 
@@ -1575,9 +1606,7 @@
 (define_insn "quoss_call"
   [(set (reg:SI 3)
 	(div:SI (reg:SI 3) (reg:SI 4)))
-   (clobber (match_scratch:SI 0 "=l"))
-   (clobber (match_scratch:CC 1 "=x"))
-   (clobber (reg:CC 69))]
+   (clobber (match_scratch:SI 0 "=l"))]
   "! TARGET_POWER && ! TARGET_POWERPC"
   "bla __quoss")
 
@@ -2929,7 +2958,7 @@
 		 (match_operand:SF 3 "gpc_reg_operand" "f")))]
   "! TARGET_POWERPC && TARGET_HARD_FLOAT"
   "{fma|fmadd} %0,%1,%2,%3"
-  [(set_attr "type" "fp")])
+  [(set_attr "type" "dmul")])
 
 (define_insn ""
   [(set (match_operand:SF 0 "gpc_reg_operand" "=f")
@@ -2947,7 +2976,7 @@
 		  (match_operand:SF 3 "gpc_reg_operand" "f")))]
   "! TARGET_POWERPC && TARGET_HARD_FLOAT"
   "{fms|fmsub} %0,%1,%2,%3"
-  [(set_attr "type" "fp")])
+  [(set_attr "type" "dmul")])
 
 (define_insn ""
   [(set (match_operand:SF 0 "gpc_reg_operand" "=f")
@@ -2965,7 +2994,7 @@
 			 (match_operand:SF 3 "gpc_reg_operand" "f"))))]
   "! TARGET_POWERPC && TARGET_HARD_FLOAT"
   "{fnma|fnmadd} %0,%1,%2,%3"
-  [(set_attr "type" "fp")])
+  [(set_attr "type" "dmul")])
 
 (define_insn ""
   [(set (match_operand:SF 0 "gpc_reg_operand" "=f")
@@ -2983,7 +3012,7 @@
 			  (match_operand:SF 3 "gpc_reg_operand" "f"))))]
   "! TARGET_POWERPC && TARGET_HARD_FLOAT"
   "{fnms|fnmsub} %0,%1,%2,%3"
-  [(set_attr "type" "fp")])
+  [(set_attr "type" "dmul")])
 
 (define_expand "sqrtsf2"
   [(set (match_operand:SF 0 "gpc_reg_operand" "")
@@ -3691,14 +3720,18 @@
 {
   if (! TARGET_POWER && ! TARGET_POWERPC)
     {
-      int endian = (WORDS_BIG_ENDIAN == 0);
       emit_move_insn (gen_rtx (REG, SImode, 3), operands[1]);
       emit_move_insn (gen_rtx (REG, SImode, 4), operands[2]);
       emit_insn (gen_mull_call ());
-      emit_move_insn (operand_subword (operands[0], endian, 0, DImode),
-		      gen_rtx (REG, SImode, 3));
-      emit_move_insn (operand_subword (operands[0], 1 - endian, 0, DImode),
-		      gen_rtx (REG, SImode, 4));
+      if (WORDS_BIG_ENDIAN)
+        emit_move_insn (operands[0], gen_rtx (REG, DImode, 3));
+      else
+	{
+	  emit_move_insn (operand_subword (operands[0], 0, 0, DImode),
+			  gen_rtx (REG, SImode, 3));
+	  emit_move_insn (operand_subword (operands[0], 1, 0, DImode),
+			  gen_rtx (REG, SImode, 4));
+	}
       DONE;
     }
   else if (TARGET_POWER)
@@ -3736,7 +3769,7 @@
   [(set (match_operand:DI 0 "gpc_reg_operand" "")
 	(mult:DI (sign_extend:DI (match_operand:SI 1 "gpc_reg_operand" ""))
 		 (sign_extend:DI (match_operand:SI 2 "gpc_reg_operand" ""))))]
-  "TARGET_POWERPC && ! TARGET_POWERPC64"
+  "TARGET_POWERPC && ! TARGET_POWERPC64 && reload_completed"
   [(set (match_dup 3)
 	(truncate:SI
 	 (lshiftrt:DI (mult:DI (sign_extend:DI (match_dup 1))
@@ -3770,7 +3803,7 @@
   [(set (match_operand:DI 0 "gpc_reg_operand" "")
 	(mult:DI (zero_extend:DI (match_operand:SI 1 "gpc_reg_operand" ""))
 		 (zero_extend:DI (match_operand:SI 2 "gpc_reg_operand" ""))))]
-  "TARGET_POWERPC && ! TARGET_POWERPC64"
+  "TARGET_POWERPC && ! TARGET_POWERPC64 && reload_completed"
   [(set (match_dup 3)
 	(truncate:SI
 	 (lshiftrt:DI (mult:DI (zero_extend:DI (match_dup 1))

gcc/config/rs6000/sysv4.h

 /* Target definitions for GNU compiler for PowerPC running System V.4
-   Copyright (C) 1995, Free Software Foundation, Inc.
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
    Contributed by Cygnus Support.
 
 This file is part of GNU CC.
@@ -444,12 +444,15 @@ extern int rs6000_pic_labelno;
 %{mcpu=rsc: -mpwr} \
 %{mcpu=rsc1: -mpwr} \
 %{mcpu=403: -mppc} \
+%{mcpu=505: -mppc} \
 %{mcpu=601: -m601} \
 %{mcpu=602: -mppc} \
 %{mcpu=603: -mppc} \
 %{mcpu=603e: -mppc} \
 %{mcpu=604: -mppc} \
 %{mcpu=620: -mppc} \
+%{mcpu=821: -mppc} \
+%{mcpu=860: -mppc} \
 %{V} %{v:%{!V:-V}} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*} \
 %{mrelocatable} %{mrelocatable-lib} %{memb} \
 %{mlittle} %{mlittle-endian} %{mbig} %{mbig-endian}"
@@ -632,12 +635,15 @@ do {									\
 %{mcpu=rsc: -D_ARCH_PWR} \
 %{mcpu=rsc1: -D_ARCH_PWR} \
 %{mcpu=403: -D_ARCH_PPC} \
+%{mcpu=505: -D_ARCH_PPC} \
 %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
 %{mcpu=602: -D_ARCH_PPC} \
 %{mcpu=603: -D_ARCH_PPC} \
 %{mcpu=603e: -D_ARCH_PPC} \
 %{mcpu=604: -D_ARCH_PPC} \
-%{mcpu=620: -D_ARCH_PPC}"
+%{mcpu=620: -D_ARCH_PPC} \
+%{mcpu=821: -D_ARCH_PPC} \
+%{mcpu=860: -D_ARCH_PPC}"
 
 /* Define this macro as a C expression for the initializer of an
    array of string to tell the driver program which options are