config.gcc: Add .opt magic for the rs6000 ports.

2005-05-05  Aldy Hernandez  <aldyh@redhat.com>

        * config.gcc: Add .opt magic for the rs6000 ports.

        * doc/invoke.texi: Document -mabi= option properly.  Document
        -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
        -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
        -misel=.

        * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
        SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
        TARGET_XL_COMPAT.

        * config/rs6000/aix.opt: New.
        * config/rs6000/aix41.opt: New.
        * config/rs6000/aix64.opt: New.
        * config/rs6000/darwin.opt: New.
        * config/rs6000/linux64.opt: New.
        * config/rs6000/rs6000.opt: New.
        * config/rs6000/sysv4.opt: New.

        * config/rs6000/sysv4.h: Delete definitions of MASK_* and
        associated TARGET_*.  Remove SUBTARGET_OPTIONS,
        SUBTARGET_SWITCHES.
        Define TARGET_USES_SYSV4_OPT.
        * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
        * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
        TARGET_USES_AIX64_OPT.
        * config/rs6000/aix51.h: Same.
        * config/rs6000/aix52.h: Same.
        * config/rs6000/darwin.h: Remove
        SUBTARGET_SWITCHES.  Use TARGET_ALTIVEC_VRSAVE instead of
        rs6000_altivec_vrsave.
        * config/rs6000/linux64.h: Use
        rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.

        * config/rs6000/rs6000.c: Remove definitions of
        rs6000_sched_restricted_insns_priority,
        rs6000_long_double_size_string, rs6000_altivec_vrsave,
        rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
        rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
        rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
        rs6000_alignment_string.  Define rs6000_explicit_options.
        (rs6000_parse_abi_options): Remove.
        (rs6000_parse_alignment_option): Remove.
        (rs6000_parse_float_gprs_option): Remove.
        (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
        TARGET_DEFAULT_TARGET_FLAGS.
        (rs6000_override_options): Revamp to use new .opt machinery.

        * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
        of new .opt machinery.  Remove target_flags.  Redefine
        TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
        SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
        rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
        rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
        rs6000_longcall_switch, rs6000_default_long_calls,
        rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
        rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
        TARGET_ALTIVEC_VRSAVE.

From-SVN: r99284

gcc/ChangeLog

+2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
+
+	* config.gcc: Add .opt magic for the rs6000 ports.
+
+	* doc/invoke.texi: Document -mabi= option properly.  Document
+	-misel and -mno-sel.  Document -mspe and -mno-spe.  Document
+	-mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
+	-misel=.
+
+	* config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
+	SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
+	TARGET_XL_COMPAT.
+
+	* config/rs6000/aix.opt: New.
+	* config/rs6000/aix41.opt: New.
+	* config/rs6000/aix64.opt: New.
+	* config/rs6000/darwin.opt: New.
+	* config/rs6000/linux64.opt: New.
+	* config/rs6000/rs6000.opt: New.
+	* config/rs6000/sysv4.opt: New.
+
+	* config/rs6000/sysv4.h: Delete definitions of MASK_* and
+	associated TARGET_*.  Remove SUBTARGET_OPTIONS,
+	SUBTARGET_SWITCHES.
+	Define TARGET_USES_SYSV4_OPT.
+	* config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
+	* config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
+	TARGET_USES_AIX64_OPT.
+	* config/rs6000/aix51.h: Same.
+	* config/rs6000/aix52.h: Same.
+	* config/rs6000/darwin.h: Remove
+	SUBTARGET_SWITCHES.  Use TARGET_ALTIVEC_VRSAVE instead of
+	rs6000_altivec_vrsave.
+	* config/rs6000/linux64.h: Use
+	rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
+
+	* config/rs6000/rs6000.c: Remove definitions of
+	rs6000_sched_restricted_insns_priority,
+	rs6000_long_double_size_string, rs6000_altivec_vrsave,
+	rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
+	rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
+	rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
+	rs6000_alignment_string.  Define rs6000_explicit_options.
+	(rs6000_parse_abi_options): Remove.
+	(rs6000_parse_alignment_option): Remove.
+	(rs6000_parse_float_gprs_option): Remove.
+	(rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
+	TARGET_DEFAULT_TARGET_FLAGS.
+	(rs6000_override_options): Revamp to use new .opt machinery.
+
+	* config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
+	of new .opt machinery.  Remove target_flags.  Redefine
+	TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
+	SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
+	rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
+	rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
+	rs6000_longcall_switch, rs6000_default_long_calls,
+	rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
+	rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
+	TARGET_ALTIVEC_VRSAVE.
+
 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
 
 	* config.gcc (hppa1.1-*-rtems*): Remove.

gcc/config.gcc

@@ -1581,10 +1581,12 @@ powerpc64-*-linux*)
 	test x$with_cpu != x || cpu_is_64bit=yes
 	test x$cpu_is_64bit != xyes || tm_file="${tm_file} rs6000/default64.h"
 	tm_file="rs6000/biarch64.h ${tm_file} rs6000/linux64.h"
+	extra_options="${extra_options} rs6000/sysv4.opt rs6000/linux64.opt"
 	tmake_file="rs6000/t-fprules ${tmake_file} rs6000/t-ppccomm rs6000/t-linux64"
 	;;
 powerpc64-*-gnu*)
 	tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux64.h rs6000/gnu.h"
+	extra_options="${extra_options} rs6000/sysv4.opt rs6000/linux64.opt"
 	tmake_file="rs6000/t-fprules t-slibgcc-elf-ver t-gnu rs6000/t-linux64"
 	;;
 powerpc-*-beos*)
@@ -1596,6 +1598,7 @@ powerpc-*-beos*)
 powerpc-*-darwin*)
 	tm_file="${tm_file} rs6000/darwin.h"
 	tmake_file="${tmake_file} rs6000/t-darwin"
+	extra_options="${extra_options} rs6000/darwin.opt"
 	case ${target} in
 	  *-darwin1[0-9]*) tmake_file="${tmake_file} rs6000/t-darwin8" ;;
 	  *-darwin[0-7]*) ;;
@@ -1606,14 +1609,17 @@ powerpc-*-darwin*)
 powerpc*-*-freebsd*)
 	tm_file="${tm_file} dbxelf.h elfos.h ${fbsd_tm_file} rs6000/sysv4.h rs6000/freebsd.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos ${tmake_file} rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 powerpc-*-netbsd*)
 	tm_file="${tm_file} dbxelf.h elfos.h netbsd.h netbsd-elf.h freebsd-spec.h rs6000/sysv4.h rs6000/netbsd.h"
 	tmake_file="${tmake_file} rs6000/t-netbsd"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 powerpc-*-chorusos*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h chorus.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	case ${enable_threads} in
 	  yes | posix)
 	    thread_file='posix'
@@ -1623,43 +1629,53 @@ powerpc-*-chorusos*)
 	;;
 powerpc-*-eabispe*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabispe.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-spe rs6000/t-ppccomm"
 	;;
 powerpc-*-eabisimaltivec*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h rs6000/eabialtivec.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcendian rs6000/t-ppccomm"
 	;;
 powerpc-*-eabisim*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabisim.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	;;
 powerpc-*-elf*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	use_fixproto=yes
 	;;
 powerpc-*-eabialtivec*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/eabialtivec.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcendian rs6000/t-ppccomm"
 	;;
 powerpc-*-eabi*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
 	;;
 powerpc-*-rtems*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/eabi.h rs6000/rtems.h rtems.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-rtems t-rtems rs6000/t-ppccomm"
 	;;
 powerpc-*-linux*altivec*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxaltivec.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos ${tmake_file} rs6000/t-ppccomm"
 	;;
 powerpc-*-linux*spe*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxspe.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos ${tmake_file} rs6000/t-ppccomm"
 	;;
 powerpc-*-linux*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos ${tmake_file} rs6000/t-ppccomm"
 	case ${enable_targets}:${cpu_is_64bit} in
 	    *powerpc64* | all:* | *:yes)
@@ -1676,6 +1692,7 @@ powerpc-*-linux*)
 	;;
 powerpc-*-gnu-gnualtivec*)
 	tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux.h rs6000/linuxaltivec.h rs6000/gnu.h"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos t-slibgcc-elf-ver t-gnu rs6000/t-ppccomm"
 	if test x$enable_threads = xyes; then
 		thread_file='posix'
@@ -1684,6 +1701,7 @@ powerpc-*-gnu-gnualtivec*)
 powerpc-*-gnu*)
 	tm_file="${cpu_type}/${cpu_type}.h elfos.h svr4.h freebsd-spec.h gnu.h rs6000/sysv4.h rs6000/linux.h rs6000/gnu.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos t-slibgcc-elf-ver t-gnu rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	if test x$enable_threads = xyes; then
 		thread_file='posix'
 	fi
@@ -1694,11 +1712,13 @@ powerpc-wrs-vxworks*)
 	tm_file="rs6000/rs6000.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h"
 	tm_file="${tm_file} vxworks.h rs6000/vxworks.h"
 	tmake_file="${tmake_file} rs6000/t-fprules rs6000/t-ppccomm rs6000/t-vxworks"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	extra_headers=ppc-asm.h
 	;;
 powerpc-wrs-windiss*)	# Instruction-level simulator for VxWorks.
 	tm_file="${tm_file} elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/windiss.h"
         tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
         thread_file=""
 	use_fixproto=yes
         ;;
@@ -1706,6 +1726,7 @@ powerpc-*-lynxos*)
 	xm_defines=POSIX
 	tm_file="${tm_file} dbxelf.h elfos.h rs6000/sysv4.h rs6000/lynx.h lynx.h"
 	tmake_file="t-lynx rs6000/t-lynx"
+	extra_options="${extra_options} rs6000/sysv4.opt lynx.opt"
 	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
 	extra_options="${extra_options} lynx.opt"
 	thread_file=lynx
@@ -1715,32 +1736,39 @@ powerpc-*-lynxos*)
 powerpcle-*-sysv*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcos rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	use_fixproto=yes
 	;;
 powerpcle-*-elf*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	use_fixproto=yes
 	;;
 powerpcle-*-eabisim*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h rs6000/eabisim.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 powerpcle-*-eabi*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h rs6000/eabi.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 powerpc-*-kaos*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h kaos.h rs6000/kaos-ppc.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 powerpcle-*-kaos*)
 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h freebsd-spec.h rs6000/sysv4.h rs6000/sysv4le.h kaos.h rs6000/kaos-ppc.h"
 	tmake_file="rs6000/t-fprules rs6000/t-ppcgas rs6000/t-ppccomm"
+	extra_options="${extra_options} rs6000/sysv4.opt"
 	;;
 rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
 	tm_file="${tm_file} rs6000/aix.h rs6000/aix41.h rs6000/xcoff.h"
 	tmake_file="rs6000/t-fprules rs6000/t-newas"
+	extra_options="${extra_options} rs6000/aix.opt rs6000/aix41.opt"
 	use_collect2=yes
 	extra_headers=
 	use_fixproto=yes
@@ -1748,12 +1776,14 @@ rs6000-ibm-aix4.[12]* | powerpc-ibm-aix4.[12]*)
 rs6000-ibm-aix4.[3456789]* | powerpc-ibm-aix4.[3456789]*)
 	tm_file="rs6000/biarch64.h ${tm_file} rs6000/aix.h rs6000/aix43.h rs6000/xcoff.h"
 	tmake_file=rs6000/t-aix43
+	extra_options="${extra_options} rs6000/aix.opt rs6000/aix64.opt"
 	use_collect2=yes
 	thread_file='aix'
 	extra_headers=
 	;;
 rs6000-ibm-aix5.1.* | powerpc-ibm-aix5.1.*)
 	tm_file="rs6000/biarch64.h ${tm_file} rs6000/aix.h rs6000/aix51.h rs6000/xcoff.h"
+	extra_options="${extra_options} rs6000/aix.opt rs6000/aix64.opt"
 	tmake_file=rs6000/t-aix43
 	use_collect2=yes
 	thread_file='aix'
@@ -1762,6 +1792,7 @@ rs6000-ibm-aix5.1.* | powerpc-ibm-aix5.1.*)
 rs6000-ibm-aix[56789].* | powerpc-ibm-aix[56789].*)
 	tm_file="${tm_file} rs6000/aix.h rs6000/aix52.h rs6000/xcoff.h"
 	tmake_file=rs6000/t-aix52
+	extra_options="${extra_options} rs6000/aix.opt rs6000/aix64.opt"
 	use_collect2=yes
 	thread_file='aix'
 	extra_headers=

gcc/config/rs6000/aix.h

@@ -195,17 +195,8 @@
 #define JUMP_TABLES_IN_TEXT_SECTION 1
 
 /* Enable AIX XL compiler calling convention breakage compatibility.  */
-#undef TARGET_XL_COMPAT
-#define MASK_XL_COMPAT		0x40000000
-#define	TARGET_XL_COMPAT	(target_flags & MASK_XL_COMPAT)
-#undef  SUBTARGET_SWITCHES
-#define SUBTARGET_SWITCHES		\
-  {"xl-compat", 	MASK_XL_COMPAT,					\
-   N_("Conform more closely to IBM XLC semantics") },		\
-  {"no-xl-compat",	- MASK_XL_COMPAT,					\
-   N_("Default GCC semantics that differ from IBM XLC") },	\
-  SUBSUBTARGET_SWITCHES
-#define SUBSUBTARGET_SWITCHES 
+#undef  TARGET_XL_COMPAT
+#define	TARGET_XL_COMPAT	has_xl_compat_option
 
 /* Define any extra SPECS that the compiler needs to generate.  */
 #undef  SUBTARGET_EXTRA_SPECS

gcc/config/rs6000/aix.opt

+; AIX options.
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+mxl-compat
+Target Var(has_xl_compat_option)
+Conform more closely to IBM XLC semantics

gcc/config/rs6000/aix41.h

@@ -22,11 +22,6 @@
    Free Software Foundation, 59 Temple Place - Suite 330, Boston,
    MA 02111-1307, USA.  */
 
-#undef  SUBSUBTARGET_SWITCHES
-#define SUBSUBTARGET_SWITCHES		\
-  {"pe",		0,					\
-   N_("Support message passing with the Parallel Environment") },
-
 #undef ASM_SPEC
 #define ASM_SPEC "-u %(asm_cpu)"
 

gcc/config/rs6000/aix41.opt

+; Options for AIX4.1.
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+mpe
+Target Report RejectNegative Var(internal_nothing_1)
+Support message passing with the Parallel Environment

gcc/config/rs6000/aix43.h

@@ -21,17 +21,6 @@
    Free Software Foundation, 59 Temple Place - Suite 330, Boston,
    MA 02111-1307, USA.  */
 
-/* AIX 4.3 and above support 64-bit executables.  */
-#undef  SUBSUBTARGET_SWITCHES
-#define SUBSUBTARGET_SWITCHES						\
-  {"aix64", 		MASK_64BIT | MASK_POWERPC64			\
-			  | MASK_POWERPC | MASK_PPC_GFXOPT,		\
-   N_("Compile for 64-bit pointers") },					\
-  {"aix32",		- (MASK_64BIT | MASK_POWERPC64),		\
-   N_("Compile for 32-bit pointers") },					\
-  {"pe",		0,						\
-   N_("Support message passing with the Parallel Environment") },
-
 /* Sometimes certain combinations of command options do not make sense
    on a particular target machine.  You can define a macro
    `OVERRIDE_OPTIONS' to take account of this.  This macro, if
@@ -184,3 +173,6 @@ do {									\
    .set directives.  We handle this by deferring the output of .set
    directives to the end of the compilation unit.  */
 #define TARGET_DEFERRED_OUTPUT_DEFS(DECL,TARGET) true
+
+/* This target uses the aix64.opt file.  */
+#define TARGET_USES_AIX64_OPT 1

gcc/config/rs6000/aix51.h

@@ -20,17 +20,6 @@
    Free Software Foundation, 59 Temple Place - Suite 330, Boston,
    MA 02111-1307, USA.  */
 
-/* AIX V5 and above support 64-bit executables.  */
-#undef  SUBSUBTARGET_SWITCHES
-#define SUBSUBTARGET_SWITCHES						\
-  {"aix64", 		MASK_64BIT | MASK_POWERPC64			\
-			  | MASK_POWERPC | MASK_PPC_GFXOPT,		\
-   N_("Compile for 64-bit pointers") },					\
-  {"aix32",		- (MASK_64BIT | MASK_POWERPC64),		\
-   N_("Compile for 32-bit pointers") },					\
-  {"pe",		0,						\
-   N_("Support message passing with the Parallel Environment") },
-
 /* Sometimes certain combinations of command options do not make sense
    on a particular target machine.  You can define a macro
    `OVERRIDE_OPTIONS' to take account of this.  This macro, if
@@ -193,3 +182,5 @@ do {									\
 #undef TARGET_C99_FUNCTIONS
 #define TARGET_C99_FUNCTIONS  1
 
+/* This target uses the aix64.opt file.  */
+#define TARGET_USES_AIX64_OPT 1

gcc/config/rs6000/aix52.h

@@ -20,17 +20,6 @@
    Free Software Foundation, 59 Temple Place - Suite 330, Boston,
    MA 02111-1307, USA.  */
 
-/* AIX V5 and above support 64-bit executables.  */
-#undef  SUBSUBTARGET_SWITCHES
-#define SUBSUBTARGET_SWITCHES						\
-  {"aix64", 		MASK_64BIT | MASK_POWERPC64			\
-			  | MASK_POWERPC | MASK_PPC_GFXOPT,		\
-   N_("Compile for 64-bit pointers") },					\
-  {"aix32",		- (MASK_64BIT | MASK_POWERPC64),		\
-   N_("Compile for 32-bit pointers") },					\
-  {"pe",		0,						\
-   N_("Support message passing with the Parallel Environment") },
-
 /* Sometimes certain combinations of command options do not make sense
    on a particular target machine.  You can define a macro
    `OVERRIDE_OPTIONS' to take account of this.  This macro, if
@@ -188,3 +177,6 @@ do {									\
 #ifndef _AIX52
 extern long long int    atoll(const char *);  
 #endif
+
+/* This target uses the aix64.opt file.  */
+#define TARGET_USES_AIX64_OPT 1

gcc/config/rs6000/aix64.opt

+; Options for the 64-bit flavor of AIX.
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+maix64
+Target Report RejectNegative Mask(64BIT)
+Compile for 64-bit pointers
+
+maix32
+Target Report RejectNegative InverseMask(64BIT)
+Compile for 32-bit pointers
+
+mpe
+Target Report RejectNegative Var(internal_nothing_1)
+Support message passing with the Parallel Environment

gcc/config/rs6000/darwin.h

@@ -63,25 +63,13 @@
   while (0)
 
 
-/*  */
-#undef	SUBTARGET_SWITCHES
-#define SUBTARGET_SWITCHES						\
-  { "64",     MASK_64BIT | MASK_POWERPC64, \
-        N_("Generate 64-bit code") }, \
-  { "32",     - (MASK_64BIT | MASK_POWERPC64), \
-        N_("Generate 32-bit code") }, \
-  {"dynamic-no-pic",	MASK_MACHO_DYNAMIC_NO_PIC,			\
-      N_("Generate code suitable for executables (NOT shared libs)")},	\
-  {"no-dynamic-no-pic",	-MASK_MACHO_DYNAMIC_NO_PIC, ""},
-
-
 /* The Darwin ABI always includes AltiVec, can't be (validly) turned
    off.  */
 
 #define SUBTARGET_OVERRIDE_OPTIONS					\
 do {									\
   rs6000_altivec_abi = 1;						\
-  rs6000_altivec_vrsave = 1;						\
+  TARGET_ALTIVEC_VRSAVE = 1;						\
   if (DEFAULT_ABI == ABI_DARWIN)					\
   {									\
     if (MACHO_DYNAMIC_NO_PIC_P)						\

gcc/config/rs6000/darwin.opt

+; Darwin options for PPC port.
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+m64
+Target RejectNegative Mask(64BIT)
+Generate 64-bit code
+
+m32
+Target RejectNegative InverseMask(64BIT)
+Generate 32-bit code
+
+mdynamic-no-pic
+Target Report Mask(MACHO_DYNAMIC_NO_PIC)
+Generate code suitable for executables (NOT shared libs)

gcc/config/rs6000/linux64.h

@@ -78,7 +78,7 @@ extern int dot_symbols;
 #define	SUBSUBTARGET_OVERRIDE_OPTIONS				\
   do								\
     {								\
-      if (rs6000_alignment_string == 0)				\
+      if (!rs6000_explicit_options.alignment)			\
 	rs6000_alignment_flags = MASK_ALIGN_NATURAL;		\
       if (TARGET_64BIT)						\
 	{							\
@@ -214,14 +214,6 @@ extern int dot_symbols;
    account for arg save/restore code added just for _mcount.  */
 #define TARGET_PROFILE_KERNEL	(target_flags & MASK_PROFILE_KERNEL)
 
-/* Override sysv4.h.  */
-#undef	EXTRA_SUBTARGET_SWITCHES
-#define EXTRA_SUBTARGET_SWITCHES					\
-  {"profile-kernel",	 MASK_PROFILE_KERNEL,				\
-   N_("Call mcount for profiling before a function prologue") },	\
-  {"no-profile-kernel",	-MASK_PROFILE_KERNEL,				\
-   N_("Call mcount for profiling after a function prologue") },
-
 /* We use glibc _mcount for profiling.  */
 #define NO_PROFILE_COUNTERS TARGET_64BIT
 #define PROFILE_HOOK(LABEL) \

gcc/config/rs6000/linux64.opt

+; Options for 64-bit PowerPC Linux.
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+mprofile-kernel
+Target Report Mask(PROFILE_KERNEL)
+Call mcount for profiling before a function prologue

gcc/config/rs6000/rs6000.opt

+; Options for the rs6000 port of the compiler
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+mpower
+Target Report RejectNegative Mask(POWER)
+Use POWER instruction set
+
+mno-power
+Target Report RejectNegative
+Do not use POWER instruction set
+
+mpower2
+Target Report Mask(POWER2)
+Use POWER2 instruction set
+
+mpowerpc
+Target Report RejectNegative Mask(POWERPC)
+Use PowerPC instruction set
+
+mno-powerpc
+Target Report RejectNegative
+Do not use PowerPC instruction set
+
+mpowerpc64
+Target Report Mask(POWERPC64)
+Use PowerPC-64 instruction set
+
+maltivec
+Target Report Mask(ALTIVEC)
+Use AltiVec instructions
+
+mnew-mnemonics
+Target Report RejectNegative Mask(NEW_MNEMONICS)
+Use new mnemonics for PowerPC architecture
+
+mold-mnemonics
+Target Report RejectNegative InverseMask(NEW_MNEMONICS)
+Use old mnemonics for PowerPC architecture
+
+mno-fp-in-toc
+Target Report RejectNegative Mask(NO_FP_IN_TOC)
+Do not place floating point constants in TOC
+
+mfp-in-toc
+Target Report RejectNegative InverseMask(NO_FP_IN_TOC)
+Place floating point constants in TOC
+
+mno-sum-in-toc
+Target RejectNegative Mask(NO_SUM_IN_TOC)
+Do not place symbol+offset constants in TOC
+
+msum-in-toc
+Target RejectNegative InverseMask(NO_SUM_IN_TOC)
+Place symbol+offset constants in TOC
+
+;; ?? Where should we put documentation like this ??
+;;
+;  Output only one TOC entry per module.  Normally linking fails if
+;   there are more than 16K unique variables/constants in an executable.  With
+;   this option, linking fails only if there are more than 16K modules, or
+;   if there are more than 16K unique variables/constant in a single module.
+;
+;   This is at the cost of having 2 extra loads and one extra store per
+;   function, and one less allocable register.
+mminimal-toc
+Target Report Mask(MINIMAL_TOC)
+Use only one TOC entry per procedure
+
+msoft-float
+Target Report RejectNegative Mask(SOFT_FLOAT)
+Do not use hardware floating point
+
+mhard-float
+Target Report RejectNegative InverseMask(SOFT_FLOAT, HARD_FLOAT)
+Use hardware floating point
+
+mmultiple
+Target Report Mask(MULTIPLE)
+Generate load/store multiple instructions
+
+mstring
+Target Report Mask(STRING)
+Generate string instructions for block moves
+
+mno-update
+Target Report RejectNegative Mask(NO_UPDATE)
+Do not generate load/store with update instructions
+
+mupdate
+Target Report RejectNegative InverseMask(NO_UPDATE, UPDATE)
+Generate load/store with update instructions
+
+mno-fused-madd
+Target Report RejectNegative Mask(NO_FUSED_MADD)
+Do not generate fused multiply/add instructions
+
+mfused-madd
+Target Report RejectNegative InverseMask(NO_FUSED_MADD, FUSED_MADD)
+Generate fused multiply/add instructions
+
+msched-prolog
+Target Report Mask(SCHED_PROLOG)
+Schedule the start and end of the procedure
+
+msched-epilog
+Target Undocumented Mask(SCHED_PROLOG) MaskExists
+
+maix-struct-return
+Target Report Mask(AIX_STRUCT_RET)
+Return all structures in memory (AIX default)
+
+msvr4-struct-return
+Target Report InverseMask(AIX_STRUCT_RET)
+Return small structures in registers (SVR4 default)
+
+mmfcrf
+Target Report Mask(MFCRF)
+Generate single field mfcr instruction
+
+mpowerpc-gpopt
+Target Report Mask(PPC_GPOPT)
+Use PowerPC General Purpose group optional instructions
+
+mpowerpc-gfxopt
+Target Report Mask(PPC_GFXOPT)
+Use PowerPC Graphics group optional instructions
+
+mfull-toc
+Target Report
+Put everything in the regular TOC
+
+mvrsave
+Target Report Var(TARGET_ALTIVEC_VRSAVE)
+Generate VRSAVE instructions when generating AltiVec code
+
+mvrsave=
+Target RejectNegative Joined
+-mvrsave=yes/no	Deprecated option.  Use -mvrsave/-mno-vrsave instead.
+
+misel
+Target Var(rs6000_isel)
+Generate isel instructions
+
+misel=
+Target RejectNegative Joined
+-misel=yes/no	Deprecated option.  Use -misel/-mno-isel instead
+
+mspe
+Target Var(rs6000_spe)
+Generate SPE SIMD instructions on E500
+
+mspe=
+Target RejectNegative Joined
+-mspe=yes/no	Deprecated option.  Use -mspe/-mno-spe instead
+
+mdebug=
+Target RejectNegative Joined
+-mdebug=	Enable debug output
+
+mabi=
+Target RejectNegative Joined
+-mabi=	Specify ABI to use
+
+mcpu=
+Target RejectNegative Joined
+-mcpu=	Use features of and schedule code for given CPU
+
+mtune=
+Target RejectNegative Joined
+-mtune=	Schedule code for given CPU
+
+mtraceback=
+Target RejectNegative Joined
+-mtraceback=	Select full, part, or no traceback table
+
+mlongcall
+Target Report Var(rs6000_default_long_calls)
+Avoid all range limits on call instructions
+
+mwarn-altivec-long
+Target Var(rs6000_warn_altivec_long) Init(1)
+Warn about deprecated 'vector long ...' AltiVec type usage
+
+mfloat-gprs=
+Target RejectNegative Joined
+-mfloat-gprs=	Select GPR floating point method.
+
+mlong-double-
+Target RejectNegative Joined UInteger
+-mlong-double-<n>	Specify size of long double (64 or 128 bits)
+
+msched-costly-dep=
+Target RejectNegative Joined 
+Determine which dependences between insns are considered costly
+
+minsert-sched-nops=
+Target RejectNegative Joined
+Specify which post scheduling nop insertion scheme to apply
+
+malign-
+Target RejectNegative Joined
+Specify alignment of structure fields default/natural
+
+mprioritize-restricted-insns=
+Target RejectNegative Joined Uinteger Var(rs6000_sched_restricted_insns_priority)
+Specify scheduling priority for dispatch slot restricted insns

gcc/config/rs6000/sysv4.h

@@ -47,24 +47,6 @@ enum rs6000_sdata_type {
 
 extern enum rs6000_sdata_type rs6000_sdata;
 
-/* V.4/eabi switches.  */
-#define	MASK_NO_BITFIELD_TYPE	0x40000000	/* Set PCC_BITFIELD_TYPE_MATTERS to 0.  */
-#define	MASK_STRICT_ALIGN	0x20000000	/* Set STRICT_ALIGNMENT to 1.  */
-#define	MASK_RELOCATABLE	0x10000000	/* GOT pointers are PC relative.  */
-#define	MASK_EABI		0x08000000	/* Adhere to eabi, not System V spec.  */
-#define	MASK_LITTLE_ENDIAN	0x04000000	/* Target is little endian.  */
-#define	MASK_REGNAMES		0x02000000	/* Use alternate register names.  */
-#define	MASK_PROTOTYPE		0x01000000	/* Only prototyped fcns pass variable args.  */
-#define MASK_NO_BITFIELD_WORD	0x00800000	/* Bitfields cannot cross word boundaries */
-
-#define	TARGET_NO_BITFIELD_TYPE	(target_flags & MASK_NO_BITFIELD_TYPE)
-#define	TARGET_STRICT_ALIGN	(target_flags & MASK_STRICT_ALIGN)
-#define	TARGET_RELOCATABLE	(target_flags & MASK_RELOCATABLE)
-#define	TARGET_EABI		(target_flags & MASK_EABI)
-#define	TARGET_LITTLE_ENDIAN	(target_flags & MASK_LITTLE_ENDIAN)
-#define	TARGET_REGNAMES		(target_flags & MASK_REGNAMES)
-#define	TARGET_PROTOTYPE	(target_flags & MASK_PROTOTYPE)
-#define TARGET_NO_BITFIELD_WORD	(target_flags & MASK_NO_BITFIELD_WORD)
 #define	TARGET_TOC		((target_flags & MASK_64BIT)		\
 				 || ((target_flags & (MASK_RELOCATABLE	\
 						      | MASK_MINIMAL_TOC)) \
@@ -77,87 +59,12 @@ extern enum rs6000_sdata_type rs6000_sdata;
 #define	TARGET_NO_TOC		(! TARGET_TOC)
 #define	TARGET_NO_EABI		(! TARGET_EABI)
 
-/* Strings provided by SUBTARGET_OPTIONS */
 extern const char *rs6000_abi_name;
 extern const char *rs6000_sdata_name;
 extern const char *rs6000_tls_size_string; /* For -mtls-size= */
 
-/* Override rs6000.h definition.  */
-#undef	SUBTARGET_OPTIONS
-#define	SUBTARGET_OPTIONS							\
-  { "call-",  &rs6000_abi_name, N_("Select ABI calling convention"), 0},	\
-  { "sdata=", &rs6000_sdata_name, N_("Select method for sdata handling"), 0},	\
-  { "tls-size=", &rs6000_tls_size_string,					\
-   N_("Specify bit size of immediate TLS offsets"), 0 }
-
 #define SDATA_DEFAULT_SIZE 8
 
-/* Note, V.4 no longer uses a normal TOC, so make -mfull-toc, be just
-   the same as -mminimal-toc.  */
-/* Override rs6000.h definition.  */
-#undef	SUBTARGET_SWITCHES
-#define SUBTARGET_SWITCHES						\
-  { "bit-align",	-MASK_NO_BITFIELD_TYPE,				\
-    N_("Align to the base type of the bit-field") },			\
-  { "no-bit-align",	 MASK_NO_BITFIELD_TYPE,				\
-    N_("Don't align to the base type of the bit-field") },		\
-  { "strict-align",	 MASK_STRICT_ALIGN,				\
-    N_("Don't assume that unaligned accesses are handled by the system") }, \
-  { "no-strict-align",	-MASK_STRICT_ALIGN,				\
-    N_("Assume that unaligned accesses are handled by the system") },	\
-  { "relocatable",	 MASK_RELOCATABLE | MASK_MINIMAL_TOC | MASK_NO_FP_IN_TOC, \
-    N_("Produce code relocatable at runtime") },			\
-  { "no-relocatable",	-MASK_RELOCATABLE,				\
-    N_("Don't produce code relocatable at runtime") },			\
-  { "relocatable-lib",	 MASK_RELOCATABLE | MASK_MINIMAL_TOC | MASK_NO_FP_IN_TOC, \
-    N_("Produce code relocatable at runtime") },			\
-  { "no-relocatable-lib", -MASK_RELOCATABLE,				\
-    N_("Don't produce code relocatable at runtime") },			\
-  { "little-endian",	 MASK_LITTLE_ENDIAN,				\
-    N_("Produce little endian code") },					\
-  { "little",		 MASK_LITTLE_ENDIAN,				\
-    N_("Produce little endian code") },					\
-  { "big-endian",	-MASK_LITTLE_ENDIAN,				\
-    N_("Produce big endian code") },					\
-  { "big",		-MASK_LITTLE_ENDIAN,				\
-    N_("Produce big endian code") },					\
-  { "no-toc",		 0, N_("no description yet") },			\
-  { "toc",		 MASK_MINIMAL_TOC, N_("no description yet") },	\
-  { "full-toc",		 MASK_MINIMAL_TOC, N_("no description yet") },	\
-  { "prototype",	 MASK_PROTOTYPE, N_("no description yet") },	\
-  { "no-prototype",	-MASK_PROTOTYPE, N_("no description yet") },	\
-  { "no-traceback",	 0, N_("no description yet") },			\
-  { "eabi",		 MASK_EABI, N_("Use EABI") },			\
-  { "no-eabi",		-MASK_EABI, N_("Don't use EABI") },		\
-  { "bit-word",		-MASK_NO_BITFIELD_WORD, "" },			\
-  { "no-bit-word",	 MASK_NO_BITFIELD_WORD,				\
-    N_("Do not allow bit-fields to cross word boundaries") },		\
-  { "regnames",		 MASK_REGNAMES,					\
-    N_("Use alternate register names") },				\
-  { "no-regnames",	 -MASK_REGNAMES,				\
-    N_("Don't use alternate register names") },				\
-  { "sdata",		 0, N_("no description yet") },			\
-  { "no-sdata",		 0, N_("no description yet") },			\
-  { "sim",		 0,						\
-    N_("Link with libsim.a, libc.a and sim-crt0.o") },			\
-  { "ads",		 0,						\
-    N_("Link with libads.a, libc.a and crt0.o") },			\
-  { "yellowknife",	 0,						\
-    N_("Link with libyk.a, libc.a and crt0.o") },			\
-  { "mvme",		 0,						\
-    N_("Link with libmvme.a, libc.a and crt0.o") },			\
-  { "emb",		 0,						\
-    N_("Set the PPC_EMB bit in the ELF flags header") },		\
-  { "windiss",		 0, N_("Use the WindISS simulator") },		\
-  { "shlib",		 0, N_("no description yet") },			\
-  { "64",		 MASK_64BIT | MASK_POWERPC64			\
-			   | MASK_POWERPC | MASK_PPC_GFXOPT,		\
-			 N_("Generate 64-bit code") },			\
-  { "32",		 - (MASK_64BIT | MASK_POWERPC64),		\
-			 N_("Generate 32-bit code") },			\
-  EXTRA_SUBTARGET_SWITCHES						\
-  { "newlib",		 0, N_("no description yet") },
-
 /* This is meant to be redefined in the host dependent files.  */
 #define EXTRA_SUBTARGET_SWITCHES
 
@@ -1371,3 +1278,6 @@ ncrtn.o%s"
 
 /* Generate entries in .fixup for relocatable addresses.  */
 #define RELOCATABLE_NEEDS_FIXUP 1
+
+/* This target uses the sysv4.opt file.  */
+#define TARGET_USES_SYSV4_OPT 1

gcc/config/rs6000/sysv4.opt

+; SYSV4 options for PPC port.
+;
+; Copyright (C) 2005 Free Software Foundation, Inc.
+; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
+;
+; This file is part of GCC.
+;
+; GCC 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.
+;
+; GCC 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 GCC; see the file COPYING.  If not, write to the Free
+; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+; 02111-1307, USA.
+
+mcall-
+Target RejectNegative Joined
+Select ABI calling convention
+
+msdata=
+Target RejectNegative Joined
+Select method for sdata handling
+
+mtls-size=
+Target RejectNegative Joined
+Specify bit size of immediate TLS offsets
+
+mbit-align
+Target Report Mask(NO_BITFIELD_TYPE)
+Align to the base type of the bit-field
+
+mstrict-align
+Target Report Mask(STRICT_ALIGN)
+Align to the base type of the bit-field
+Don't assume that unaligned accesses are handled by the system
+
+mrelocatable
+Target Report Mask(RELOCATABLE)
+Produce code relocatable at runtime
+
+mrelocatable-lib
+Target
+Produce code relocatable at runtime
+
+mlittle-endian
+Target Report RejectNegative Mask(LITTLE_ENDIAN)
+Produce little endian code
+
+; FIXME: Need a way to specify an alias.
+;mlittle
+;Target Report RejectNegative Mask(LITTLE_ENDIAN)
+;Produce little endian code
+
+mbig-endian
+Target Report RejectNegative InverseMask(LITTLE_ENDIAN)
+Produce big endian code
+
+mbig
+Target Report RejectNegative InverseMask(LITTLE_ENDIAN)
+Produce big endian code
+
+;; FIXME: This does nothing.  What should be done?
+mno-toc
+Target RejectNegative
+no description yet
+
+mtoc
+Target RejectNegative
+no description yet
+
+mprototype
+Target Mask(PROTOTYPE)
+no description yet
+
+;; FIXME: Does nothing.
+mno-traceback
+Target RejectNegative
+no description yet
+
+meabi
+Target Report Mask(EABI)
+Use EABI
+
+mbit-word
+Target Report Mask(NO_BITFIELD_WORD)
+Allow bit-fields to cross word boundaries
+
+mrenames
+Target Mask(REGNAMES)
+Use alternate register names
+
+;; FIXME: Does nothing.
+msdata
+Target
+no description yet
+
+msim
+Target RejectNegative
+Link with libsim.a, libc.a and sim-crt0.o
+
+mads
+Target RejectNegative
+Link with libads.a, libc.a and crt0.o
+
+myellowknife
+Target RejectNegative
+Link with libyk.a, libc.a and crt0.o
+
+mmvme
+Target RejectNegative
+Link with libmvme.a, libc.a and crt0.o
+
+memb
+Target RejectNegative
+Set the PPC_EMB bit in the ELF flags header
+
+mwindiss
+Target RejectNegative
+Use the WindISS simulator
+
+mshlib
+Target RejectNegative
+no description yet
+
+m64
+Target Report RejectNegative Mask(64BIT)
+Generate 64-bit code
+
+m32
+Target Report RejectNegative InverseMask(64BIT)
+Generate 32-bit code
+
+mnewlib
+Target RejectNegative
+no description yet

gcc/doc/invoke.texi

@@ -630,10 +630,12 @@ See RS/6000 and PowerPC Options.
 -minsert-sched-nops=@var{scheme} @gol
 -mcall-sysv  -mcall-netbsd @gol
 -maix-struct-return  -msvr4-struct-return @gol
--mabi=altivec  -mabi=no-altivec @gol
--mabi=spe  -mabi=no-spe @gol
+-mabi=@var{abi-type} @gol
+-misel -mno-isel @gol
 -misel=yes  -misel=no @gol
+-mspe -mno-spe @gol
 -mspe=yes  -mspe=no @gol
+-mvrsave -mno-vrsave @gol
 -mfloat-gprs=yes  -mfloat-gprs=no -mfloat-gprs=single -mfloat-gprs=double @gol
 -mprototype  -mno-prototype @gol
 -msim  -mmvme  -mads  -myellowknife  -memb  -msdata @gol
@@ -10649,6 +10651,12 @@ the AltiVec instruction set.  You may also need to set
 @option{-mabi=altivec} to adjust the current ABI with AltiVec ABI
 enhancements.
 
+@item -mvrsave
+@item -mno-vrsave
+@opindex mvrsave
+@opindex mno-vrsave
+Generate VRSAVE instructions when generating AltiVec code.
+
 @item -mabi=spe
 @opindex mabi=spe
 Extend the current ABI with SPE ABI extensions.  This does not change
@@ -10659,17 +10667,27 @@ ABI@.
 @opindex mabi=no-spe
 Disable Booke SPE ABI extensions for the current ABI@.
 
-@item -misel=@var{yes/no}
-@itemx -misel
+@item -misel
+@itemx -mno-isel
 @opindex misel
+@opindex mno-isel
 This switch enables or disables the generation of ISEL instructions.
 
-@item -mspe=@var{yes/no}
-@itemx -mspe
+@item -misel=@var{yes/no}
+This switch has been deprecated.  Use @option{-misel} and
+@option{-mno-isel} instead.
+
+@item -mspe
+@itemx -mno-isel
 @opindex mspe
+@opindex mno-spe
 This switch enables or disables the generation of SPE simd
 instructions.
 
+@item -mspe=@var{yes/no}
+This option has been deprecated.  Use @option{-mspe} and
+@option{-mno-spe} instead.
+
 @item -mfloat-gprs=@var{yes/single/double/no}
 @itemx -mfloat-gprs
 @opindex mfloat-gprs
@@ -10986,15 +11004,11 @@ Return all structures in memory (as specified by the AIX ABI)@.
 Return structures smaller than 8 bytes in registers (as specified by the
 SVR4 ABI)@.
 
-@item -mabi=altivec
-@opindex mabi=altivec
-Extend the current ABI with AltiVec ABI extensions.  This does not
-change the default ABI, instead it adds the AltiVec ABI extensions to
-the current ABI@.
-
-@item -mabi=no-altivec
-@opindex mabi=no-altivec
-Disable AltiVec ABI extensions for the current ABI@.
+@item -mabi=@var{abi-type}
+@opindex mabi
+Extend the current ABI with a particular extension, or remove such extension.
+Valid values are @var{altivec}, @var{no-altivec}, @var{spe},
+@var{no-spe}@.
 
 @item -mprototype
 @itemx -mno-prototype