mips.md: Add unspec #2.

2001-09-15  Eric Christopher  <echristo@redhat.com>

	* config/mips/mips.md: Add unspec #2.
	(reload_indi): Use.
	(reload_outdi): Ditto.
	(reload_outsi): Ditto.
	(HILO_delay): New.

2001-09-15  Eric Christopher  <echristo@redhat.com>
	    Jason Eckhardt  <jle@redhat.com>

	* config.gcc: Add mipsisa32 target and mipsisa32-linux target.
	* config/mips/isa32-linux.h: New file.
	* config/mips/isa3264.h: Ditto.
	* config/mips/mips-protos.h: Add mips_hard_regno_nregs.
	* config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
	(output_block_mode): Support MEABI.
	(function_arg): Ditto. Fix floating point arg passing.
	(mips_va_start): Ditto.
	(override_options): Add isas 32 and 64, meabi, mips32 and mips64
	processors.
	(mips_asm_file_start): Add new section to pass abi to gdb.
	(function_arg_pass_by_reference): Support MEABI.
	(mips_parse_cpu): Support mips32 and mips64 processors.
	* config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
	TARGET_MIPS5KC.  Support isa32 and isa64.
	(processor_type): Add r4kc, r5kc, r20kc.
	(GENERATE_MULT3_SI): New.
	(GENERATE_MULT3_DI): Ditto.
	(GENERATE_MULT3): Remove.
	(ISA_HAS_64BIT_REGS): Add isa == 64.
	(ISA_HAS_8CC): Add mips_isa = 32 and 64.
	(ISA_HAS_MADD_MSUB): New.
	(ISA_HAS_CLZ_CLO): Ditto.
	(ISA_HAS_DCLZ_DCLO): Ditto.
	(ABI_GAS_ASM_SPEC): New.
	(GAS_ASM_SPEC): Use. Add support for mips32, mips64.
	(ASM_SPEC): Ditto.
	(LINK_SPEC): Ditto.
	(SUBTARGET_CC1_SPEC): Ditto.
	(SUBTARGET_CPP_SIZE_SPEC): Ditto.
	(PAD_VARARGS_DOWN): Support MEABI.
	(HARD_REGNO_NREGS): Move to mips.c.
	(ASM_OUTPUT_IDENT): Add #undef.
	* config/mips/mips.md: Add r4kc, r5kc, r20kc.
	(mulsi3): Use GENERATE_MULT3_SI.
	(mulsi3_mult3): Ditto.  Support mips32, mips64.
	(mul_acc_si): Use ISA_HAS_MADD_MSUB.
	(mul_sub_si): New pattern.
	(unnamed splitters): New.
	(muldi3): Use GENERATE_MULT3_DI.
	(muldi3_internal2): Ditto.
	(movdicc): Support mips32.
	* config/mips/t-isa3264: New file.

From-SVN: r45623

gcc/ChangeLog

+2001-09-15  Eric Christopher  <echristo@redhat.com>
+
+	* config/mips/mips.md: Add unspec #2.
+	(reload_indi): Use.
+	(reload_outdi): Ditto.
+	(reload_outsi): Ditto.
+	(HILO_delay): New.
+
+2001-09-15  Eric Christopher  <echristo@redhat.com>
+	    Jason Eckhardt  <jle@redhat.com>
+
+	* config.gcc: Add mipsisa32 target and mipsisa32-linux target.
+	* config/mips/isa32-linux.h: New file.
+	* config/mips/isa3264.h: Ditto.
+	* config/mips/mips-protos.h: Add mips_hard_regno_nregs.
+	* config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
+	(output_block_mode): Support MEABI.
+	(function_arg): Ditto. Fix floating point arg passing.
+	(mips_va_start): Ditto.
+	(override_options): Add isas 32 and 64, meabi, mips32 and mips64
+	processors.
+	(mips_asm_file_start): Add new section to pass abi to gdb.
+	(function_arg_pass_by_reference): Support MEABI.
+	(mips_parse_cpu): Support mips32 and mips64 processors.
+	* config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
+	TARGET_MIPS5KC.  Support isa32 and isa64.
+	(processor_type): Add r4kc, r5kc, r20kc.
+	(GENERATE_MULT3_SI): New.
+	(GENERATE_MULT3_DI): Ditto.
+	(GENERATE_MULT3): Remove.
+	(ISA_HAS_64BIT_REGS): Add isa == 64.
+	(ISA_HAS_8CC): Add mips_isa = 32 and 64.
+	(ISA_HAS_MADD_MSUB): New.
+	(ISA_HAS_CLZ_CLO): Ditto.
+	(ISA_HAS_DCLZ_DCLO): Ditto.
+	(ABI_GAS_ASM_SPEC): New.
+	(GAS_ASM_SPEC): Use. Add support for mips32, mips64.
+	(ASM_SPEC): Ditto.
+	(LINK_SPEC): Ditto.
+	(SUBTARGET_CC1_SPEC): Ditto.
+	(SUBTARGET_CPP_SIZE_SPEC): Ditto.
+	(PAD_VARARGS_DOWN): Support MEABI.
+	(HARD_REGNO_NREGS): Move to mips.c.
+	(ASM_OUTPUT_IDENT): Add #undef.
+	* config/mips/mips.md: Add r4kc, r5kc, r20kc.
+	(mulsi3): Use GENERATE_MULT3_SI.
+	(mulsi3_mult3): Ditto.  Support mips32, mips64.
+	(mul_acc_si): Use ISA_HAS_MADD_MSUB.
+	(mul_sub_si): New pattern.
+	(unnamed splitters): New.
+	(muldi3): Use GENERATE_MULT3_DI.
+	(muldi3_internal2): Ditto.
+	(movdicc): Support mips32.
+	* config/mips/t-isa3264: New file.
+
 2001-09-15  Hans-Peter Nilsson  <hp@axis.com>
 
 	* rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
@@ -81,7 +136,7 @@ Fri Sep 14 13:54:50 EDT 2001  John Wehle  (john@feith.com)
 	not already defined.
 	* config/arm/conix-elf.h: (USER_LABEL_PREFIX,
 	LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
-	Remove duplicate definition. 
+	Remove duplicate definition.
 	(READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
 	(SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
 	(RDATA_SECTION_FUNCTION): Remove redundant definition.
@@ -113,6 +168,7 @@ Fri Sep 14 13:54:50 EDT 2001  John Wehle  (john@feith.com)
 	* crti.asm: New file.
 	* crtn.asm: New file.
 
+>>>>>>> 1.11331
 2001-09-13  Neil Booth  <neil@daikokuya.demon.co.uk>
 
 	* c-parse.in (_yylex): Use _cpp_backup_tokens.
@@ -170,7 +226,7 @@ Fri Sep 14 13:54:50 EDT 2001  John Wehle  (john@feith.com)
 	* sdbout.c (plain_type_1, sdbout_end_function,
 	sdbout_end_epilogue): Likewise.
 	* varasm.c (decode_reg_name): Likewise.
-	
+
 	* 1750a.c (mod_regno_adjust): Likewise.
 	* alpha.c (alpha_write_one_linkage,
 	unicosmk_output_default_externs): Likewise.
@@ -225,7 +281,7 @@ Fri Sep 14 13:54:50 EDT 2001  John Wehle  (john@feith.com)
 
 	* fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
 	defining __size_t and leaving size_t undefined.
-	
+
 2001-09-12  Diego Novillo  <dnovillo@redhat.com>
 
 	* basic-block.h (expunge_block): Declare.
@@ -264,7 +320,7 @@ Fri Sep 14 13:54:50 EDT 2001  John Wehle  (john@feith.com)
 	* toplev.c (decode_g_option): Likewise.
 	* tradcpp.c (output_deps): Likewise.
 	* varasm.c (decode_reg_name): Likewise.
-	
+
 	* arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
 	Const-ification.
 	* arm.md: Likewise.
@@ -514,7 +570,7 @@ Tue Sep 11 11:37:52 CEST 2001  Jan Hubicka  <jh@suse.cz>
 	Unicos/Mk versions.
 	(*divmodsi_internal, *divmoddi_internal): Disable for
 	TARGET_ABI_UNICOSMK.
-	(unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in 
+	(unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
 	little-endian and big-endian versions.
 	(ext, ins, msk): Likewise.
 	(extv, extzv, insv): Support big-endian mode.

gcc/config.gcc

@@ -92,10 +92,10 @@
 #
 #  c_target_objs	List of extra target-dependant objects that be
 #			linked into the C compiler only.
-#  
+#
 #  cxx_target_objs	List of extra target-dependant objects that be
 #			linked into the C++ compiler only.
-#  
+#
 #  build_xm_defines	List of macros to define when compiling for the
 #			build machine.
 #
@@ -252,7 +252,7 @@ case $machine in
 *-*-*aout*)
 	use_collect2=yes
 	;;
-esac	
+esac
 
 # Common parts for GNU/Linux, GNU/Hurd, OpenBSD and FreeBSD systems.
 case $machine in
@@ -401,7 +401,7 @@ a29k-*-*)			# Default a29k environment.
 alpha*-*-unicosmk*)
 	use_collect2=yes
 	tm_file="${tm_file} alpha/unicosmk.h"
-	
+
 	# Don't include t-ieee for now because we don't support that yet
 	# tmake_file="alpha/t-ieee"
 	tmake_file="alpha/t-unicosmk"
@@ -471,7 +471,7 @@ alpha*-*-openbsd*)
 	target_cpu_default="MASK_GAS"
 	tmake_file="alpha/t-alpha alpha/t-ieee"
 	;;
-	
+
 alpha*-dec-osf*)
 	xm_defines=POSIX
 	if test x$stabs = xyes
@@ -597,7 +597,7 @@ arm*-*-aout)
 arm*-*-ecos-elf)
 	tm_file="elfos.h arm/unknown-elf.h arm/elf.h arm/ecos-elf.h"
 	tmake_file=arm/t-arm-elf
-	;; 
+	;;
 arm*-*-elf)
 	tm_file="elfos.h arm/unknown-elf.h arm/elf.h"
 	tmake_file=arm/t-arm-elf
@@ -634,7 +634,7 @@ c34-convex-*)
 	use_collect2=yes
 	;;
 c38-convex-*)
-	target_cpu_default=16		
+	target_cpu_default=16
 	use_collect2=yes
 	;;
 c4x-*-rtems*)
@@ -911,12 +911,12 @@ hppa*-*-lites*)
 	;;
 hppa*-*-mpeix*)
 	tm_file="${tm_file} pa/pa32-regs.h pa/long_double.h pa/som.h pa/pa-mpeix.h"
-	xmake_file=pa/x-pa-mpeix 
-	echo "You must use gas. Assuming it is already installed." 
+	xmake_file=pa/x-pa-mpeix
+	echo "You must use gas. Assuming it is already installed."
 	gas=yes
 	install_headers_dir=install-headers-tar
-	use_collect2=yes 
-	;; 
+	use_collect2=yes
+	;;
 i370-*-opened*)			 # IBM 360/370/390 Architecture
 	xm_defines='POSIX FATAL_EXIT_CODE=12'
 	tm_file=i370/oe.h
@@ -1117,7 +1117,7 @@ i[34567]86-*-linux*aout*)	# Intel 80386's running GNU/Linux
 i[34567]86-*-linux*libc1)	# Intel 80386's running GNU/Linux
 				# with ELF format using the
 				# GNU/Linux C library 5
-	xmake_file=x-linux	
+	xmake_file=x-linux
 	tm_file="i386/i386.h i386/att.h linux.h i386/linux.h"
 	tmake_file="t-slibgcc-elf-ver t-linux t-linux-gnulibc1 i386/t-crtstuff"
 	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
@@ -2215,7 +2215,11 @@ mips*-*-linux*)				# Linux MIPS, either endian.
 	xmake_file=x-linux
 	tm_file="linux.h mips/linux.h"
 	case $machine in
-	       mips*el-*)  tm_file="mips/little.h $tm_file" ;;
+		mipsisa32el-*)
+			tm_file="mips/little.h $tm_file mips/isa32-linux.h";;
+                mipsisa32-*)
+			tm_file="$tm_file mips/isa32-linux.h";;
+	       	mips*el-*)  tm_file="mips/little.h $tm_file" ;;
 	esac
 	tmake_file="t-slibgcc-elf-ver t-linux"
 	extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
@@ -2434,6 +2438,10 @@ mips-*-ecoff*)
 	fi
 	tmake_file=mips/t-ecoff
 	;;
+mipsisa32-*-elf*)
+	tm_file="mips/isa3264.h mips/abi64.h"
+	tmake_file=mips/t-isa3264
+	;;
 mipsel-*-elf*)
 	tm_file="mips/elfl.h"
 	tmake_file=mips/t-elf
@@ -2789,7 +2797,7 @@ rs6000-*-lynxos*)
 	tmake_file=rs6000/t-rs6000
 	use_collect2=yes
 	;;
-s390-*-linux*)	
+s390-*-linux*)
 	xmake_file=x-linux
 	tm_file=s390/linux.h
 	tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux"
@@ -2798,7 +2806,7 @@ s390-*-linux*)
 		thread_file='posix'
 	fi
 	;;
-s390x-*-linux*)	
+s390x-*-linux*)
 	xmake_file=x-linux
 	tm_file=s390/linux64.h
 	tmake_file="t-slibgcc-elf-ver t-linux s390/t-linux"
@@ -3089,7 +3097,7 @@ sparc86x-*-aout*)
 	tm_file="sparc/sp86x-aout.h aoutos.h libgloss.h"
 	tmake_file=sparc/t-sp86x
 	;;
-sparc86x-*-elf*)	
+sparc86x-*-elf*)
 	tm_file="sparc/sol2.h sparc./elf.h sparc/sp86x-elf.h"
 	tmake_file=sparc/t-sp86x
         extra_parts="crtbegin.o crtend.o"
@@ -3272,7 +3280,7 @@ alpha*-*-*)
 			target_cpu_default2="MASK_CPU_EV5"
 			;;
 	esac
-			
+
 	if test x$gas = xyes
 	then
 		if test "$target_cpu_default2" = ""

gcc/config/mips/isa32-linux.h

+/* Definitions for MIPS32 running Linux-based GNU systems with ELF format.
+   Copyright (C) 2001 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC 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.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#undef TARGET_VERSION
+#if TARGET_ENDIAN_DEFAULT == 0
+#define TARGET_VERSION fprintf (stderr, " (MIPS32el GNU/Linux with ELF)");
+#else
+#define TARGET_VERSION fprintf (stderr, " (MIPS32 GNU/Linux with ELF)");
+#endif
+
+#undef MIPS_ISA_DEFAULT
+#define MIPS_ISA_DEFAULT 32

gcc/config/mips/isa3264.h

+/* Definitions of target machine for GNU compiler.
+   MIPS 32 and MIPS 64 version.
+   Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC 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.
+
+GNU CC 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 GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#ifndef MIPS_ISA_DEFAULT
+#define MIPS_ISA_DEFAULT 32
+#endif
+
+#ifndef MIPS_ABI_DEFAULT
+#define MIPS_ABI_DEFAULT ABI_MEABI
+#endif
+
+#ifndef MIPS_ENABLE_EMBEDDED_O32
+#define MIPS_ENABLE_EMBEDDED_O32 1
+#endif
+
+#ifndef PREFERRED_DEBUGGING_TYPE
+#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
+#endif
+
+#include "mips/elf.h"
+
+/* This must be done after including mips.h so that the
+   ABI_{EABI,O64,O32,...} are #defined. */
+
+#if MIPS_ABI_DEFAULT == ABI_EABI
+#undef SUBTARGET_CPP_SIZE_SPEC
+#define SUBTARGET_CPP_SIZE_SPEC "\
+%{mabi=eabi|!mabi=*:\
+  %{mips1|mips2|mips32|mlong32: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+  %{!mips1:%{!mips2:%{!mips32:%{!mlong32:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int}}}}} \
+%{mabi=o64:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}} \
+%{mabi=32:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+"
+#elif MIPS_ABI_DEFAULT == ABI_O64
+#undef SUBTARGET_CPP_SIZE_SPEC
+#define SUBTARGET_CPP_SIZE_SPEC "\
+%{mabi=eabi:\
+  %{mips1|mips2|mips32|mlong32: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+  %{!mips1:%{!mips2:%{!mips32:%{!mlong32:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int}}}}} \
+%{mabi=o64|!mabi=*:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}} \
+%{mabi=32:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+"
+
+#elif MIPS_ABI_DEFAULT == ABI_32
+#if MIPS_ISA_DEFAULT == 3 || MIPS_ISA_DEFAULT == 4 || MIPS_ISA_DEFAULT == 5 || MIPS_ISA_DEFAULT == 64
+#undef SUBTARGET_CPP_SIZE_SPEC
+#define SUBTARGET_CPP_SIZE_SPEC "\
+%{mabi=eabi:\
+  %{mips1|mips2|mips32|mlong32: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+  %{!mips1:%{!mips2:%{!mips32:%{!mlong32:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int}}}}} \
+%{mabi=o64|!!mabi=*:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}} \
+%{mabi=32:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+"
+#else /* not a 64bit default ISA */
+#undef SUBTARGET_CPP_SIZE_SPEC
+#define SUBTARGET_CPP_SIZE_SPEC "\
+%{mabi=eabi:\
+  %{mips3|mips4|mips5|mips64|mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+  %{!mips3:%{!mips4:%{!mips5:%{!mips64:%{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}}}}}} \
+%{mabi=o64:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}} \
+%{mabi=32:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+%{!mabi=*:\
+ %{mips3|mips4|mips5|mips64:\
+  %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+  %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}} \
+ %{!mips3:%{!mips4:%{!mips5:%{!mips64:\
+  -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}}}}} \
+"
+#endif /* ISA */
+
+#elif MIPS_ABI_DEFAULT == ABI_MEABI
+/* For MEABI, don't link with crt0 files, let the linker start files specify
+   the appropriate crt0 file.  */
+#undef  STARTFILE_SPEC
+#define STARTFILE_SPEC "crti%O%s crtbegin%O%s %{!mno-crt0: }"
+
+/*
+   The MIPS_ISA_DEFAULT test is for EABI, in which the size of longs depends on
+   the ISA.
+
+   For MEABI the size of longs is always 32bits.  If long64 is specified then
+   we honor that.  The errors for long64 & long32 is because while CC1 can
+   handle overriding mlong32 with mlong64 and vise-versa, the specs cannot. */
+
+#if MIPS_ISA_DEFAULT == 3 || MIPS_ISA_DEFAULT == 4 || MIPS_ISA_DEFAULT == 5 || MIPS_ISA_DEFAULT == 64
+#undef SUBTARGET_CPP_SIZE_SPEC
+#define SUBTARGET_CPP_SIZE_SPEC "\
+%{mabi=meabi:\
+  %{mips1|mips2|mips32|mlong32: -D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+  %{!mips1:%{!mips2:%{!mips32:%{!mlong32:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int}}}}} \
+%{mabi=o64:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int \
+  %{mlong32:%e-mlong32 and -mlong64 can not both be specified.}} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int }} \
+%{mabi=32:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+%{mabi=meabi|!mabi=*:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int \
+  %{mlong32:%e-mlong32 and -mlong64 can not both be specified.}} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int }} \
+"
+
+#else /* not a 64bit default ISA */
+#undef SUBTARGET_CPP_SIZE_SPEC
+#define SUBTARGET_CPP_SIZE_SPEC "\
+%{mabi=meabi:\
+  %{mips3|mips4|mips5|mips64|mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
+  %{!mips3:%{!mips4:%{!mips5:%{!mips64:%{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int}}}}}} \
+%{mabi=o64:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int \
+  %{mlong32:%e-mlong32 and -mlong64 can not both be specified.}} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int }} \
+%{mabi=32:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
+%{mabi=meabi|!mabi=*:\
+ %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int \
+  %{mlong32:%e-mlong32 and -mlong64 can not both be specified.}} \
+ %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int }} \
+"
+#endif /* ISA */
+
+#endif /* ABI */
+
+/* eof */

gcc/config/mips/mips-protos.h

@@ -53,6 +53,7 @@ extern int		mips_output_external_libcall PARAMS ((FILE *, const char *));
 
 
 #ifdef TREE_CODE
+extern unsigned int	mips_hard_regno_nregs PARAMS ((int, enum machine_mode));
 extern struct rtx_def *	function_arg PARAMS ((CUMULATIVE_ARGS *, enum machine_mode, tree, int));
 extern void		function_arg_advance PARAMS ((CUMULATIVE_ARGS *, enum machine_mode, tree, int));
 extern int		function_arg_partial_nregs PARAMS ((CUMULATIVE_ARGS *, enum machine_mode, tree, int));

gcc/config/mips/t-isa3264

+CONFIG2_H	= $(srcdir)/config/mips/isa3264.h $(srcdir)/config/mips/elf.h $(srcdir)/config/mips/ecoff.h $(srcdir)/config/mips/mips.h
+
+# Suppress building libgcc1.a, since the MIPS compiler port is complete
+# and does not need anything from libgcc1.a.
+LIBGCC1 =
+
+# Don't let CTOR_LIST end up in sdata section.
+CRTSTUFF_T_CFLAGS = -G 0
+
+# Assemble startup files.
+$(T)crti.o: $(srcdir)/config/mips/crti.asm $(GCC_PASSES)
+	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
+	-c -o $(T)crti.o -x assembler-with-cpp $(srcdir)/config/mips/crti.asm
+
+$(T)crtn.o: $(srcdir)/config/mips/crtn.asm $(GCC_PASSES)
+	$(GCC_FOR_TARGET) $(GCC_CFLAGS) $(MULTILIB_CFLAGS) $(INCLUDES) \
+	-c -o $(T)crtn.o -x assembler-with-cpp $(srcdir)/config/mips/crtn.asm
+
+# When building a cross compiler, put the mips16 support functions in
+# libgcc1.a.
+CROSS_LIBGCC1 = libgcc1-asm.a
+LIB1ASMSRC = mips/mips16.S
+LIB1ASMFUNCS = _m16addsf3 _m16subsf3 _m16mulsf3 _m16divsf3 \
+	_m16eqsf2 _m16nesf2 _m16gtsf2 _m16gesf2 _m16lesf2 _m16ltsf2 \
+	_m16fltsisf _m16fixsfsi \
+	_m16adddf3 _m16subdf3 _m16muldf3 _m16divdf3 \
+	_m16extsfdf2 _m16trdfsf2 \
+	_m16eqdf2 _m16nedf2 _m16gtdf2 _m16gedf2 _m16ledf2 _m16ltdf2 \
+	_m16fltsidf _m16fixdfsi \
+	_m16retsf _m16retdf \
+	_m16stub1 _m16stub2 _m16stub5 _m16stub6 _m16stub9 _m16stub10 \
+	_m16stubsf0 _m16stubsf1 _m16stubsf2 _m16stubsf5 _m16stubsf6 \
+	_m16stubsf9 _m16stubsf10 \
+	_m16stubdf0 _m16stubdf1 _m16stubdf2 _m16stubdf5 _m16stubdf6 \
+	_m16stubdf9 _m16stubdf10
+
+# We must build libgcc2.a with -G 0, in case the user wants to link
+# without the $gp register.
+TARGET_LIBGCC2_CFLAGS = -G 0
+
+# fp-bit and dp-bit are really part of libgcc1, but this will cause
+# them to be built correctly, so... [taken from t-sparclite]
+# We want fine grained libraries, so use the new code to build the
+# floating point emulation libraries.
+FPBIT = fp-bit.c
+DPBIT = dp-bit.c
+
+dp-bit.c: $(srcdir)/config/fp-bit.c
+	echo '#ifdef __MIPSEL__' > dp-bit.c
+	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> dp-bit.c
+	echo '#endif' >> dp-bit.c
+	echo '#define US_SOFTWARE_GOFAST' >> dp-bit.c
+	cat $(srcdir)/config/fp-bit.c >> dp-bit.c
+
+fp-bit.c: $(srcdir)/config/fp-bit.c
+	echo '#define FLOAT' > fp-bit.c
+	echo '#ifdef __MIPSEL__' >> fp-bit.c
+	echo '#define FLOAT_BIT_ORDER_MISMATCH' >> fp-bit.c
+	echo '#endif' >> fp-bit.c
+	echo '#define US_SOFTWARE_GOFAST' >> fp-bit.c
+	cat $(srcdir)/config/fp-bit.c >> fp-bit.c
+
+# Build the libraries for both hard and soft floating point
+
+MULTILIB_OPTIONS = msoft-float EL/EB mips32/mips64
+MULTILIB_DIRNAMES = soft-float el eb mips32 mips64
+EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crti.o crtn.o
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib
+
+# Add additional dependencies to recompile selected modules whenever the
+# tm.h file changes.  The files compiled are:
+#
+#	gcc.c		(*_SPEC changes)
+#	toplev.c	(new switches + assembly output changes)
+#	sdbout.c	(debug format changes)
+#	dbxout.c	(debug format changes)
+#	dwarfout.c	(debug format changes)
+#	final.c		(assembly output changes)
+#	varasm.c	(assembly output changes)
+#	cse.c		(cost functions)
+#	insn-output.c	(possible ifdef changes in tm.h)
+#	regclass.c	(fixed/call used register changes)
+#	cccp.c		(new preprocessor macros, -v version #)
+#	explow.c	(GO_IF_LEGITIMATE_ADDRESS)
+#	recog.c		(GO_IF_LEGITIMATE_ADDRESS)
+#	reload.c	(GO_IF_LEGITIMATE_ADDRESS)
+
+gcc.o: $(CONFIG2_H)
+toplev.o: $(CONFIG2_H)
+sdbout.o: $(CONFIG2_H)
+dbxout.o: $(CONFIG2_H)
+dwarfout.o: $(CONFIG2_H)
+final.o: $(CONFIG2_H)
+varasm.o: $(CONFIG2_H)
+cse.o: $(CONFIG2_H)
+insn-output.o: $(CONFIG2_H)
+regclass.o: $(CONFIG2_H)
+cccp.o: $(CONFIG2_H)
+explow.o: $(CONFIG2_H)
+recog.o: $(CONFIG2_H)
+reload.o: $(CONFIG2_H)