diff mbox

[4.8,3/26] Backport Power8 and LE support: Configury bits 1

Message ID 1395257119.17148.5.camel@gnopaine
State New
Headers show

Commit Message

Bill Schmidt March 19, 2014, 7:25 p.m. UTC
Hi,

This patch (diff-le-config) backports updates to more recent
config.guess and config.sub versions to support the new powerpc64le
target.

Thanks,
Bill


2014-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	Backport from mainline r203071:

	2013-10-01  Joern Rennecke  <joern.rennecke@embecosm.com>

	Import from savannah.gnu.org:
	* config.guess: Update to 2013-06-10 version.
	* config.sub: Update to 2013-10-01 version.

Comments

Richard Biener March 24, 2014, 10:13 a.m. UTC | #1
On Wed, 19 Mar 2014, Bill Schmidt wrote:

> Hi,
> 
> This patch (diff-le-config) backports updates to more recent
> config.guess and config.sub versions to support the new powerpc64le
> target.

This is fine.

Thanks,
Richard.

> Thanks,
> Bill
> 
> 
> 2014-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
> 
> 	Backport from mainline r203071:
> 
> 	2013-10-01  Joern Rennecke  <joern.rennecke@embecosm.com>
> 
> 	Import from savannah.gnu.org:
> 	* config.guess: Update to 2013-06-10 version.
> 	* config.sub: Update to 2013-10-01 version.
> 
> 
> Index: gcc-4_8-branch/config.guess
> ===================================================================
> --- gcc-4_8-branch.orig/config.guess	2013-12-28 17:41:32.765630566 +0100
> +++ gcc-4_8-branch/config.guess	2013-12-28 17:50:37.995329461 +0100
> @@ -1,10 +1,8 @@
>  #! /bin/sh
>  # Attempt to guess a canonical system name.
> -#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
> -#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
> -#   2011, 2012, 2013 Free Software Foundation, Inc.
> +#   Copyright 1992-2013 Free Software Foundation, Inc.
>  
> -timestamp='2012-12-30'
> +timestamp='2013-06-10'
>  
>  # 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
> @@ -52,9 +50,7 @@ version="\
>  GNU config.guess ($timestamp)
>  
>  Originally written by Per Bothner.
> -Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
> -2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
> -2012, 2013 Free Software Foundation, Inc.
> +Copyright 1992-2013 Free Software Foundation, Inc.
>  
>  This is free software; see the source for copying conditions.  There is NO
>  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
> @@ -136,6 +132,27 @@ UNAME_RELEASE=`(uname -r) 2>/dev/null` |
>  UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
>  UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
>  
> +case "${UNAME_SYSTEM}" in
> +Linux|GNU|GNU/*)
> +	# If the system lacks a compiler, then just pick glibc.
> +	# We could probably try harder.
> +	LIBC=gnu
> +
> +	eval $set_cc_for_build
> +	cat <<-EOF > $dummy.c
> +	#include <features.h>
> +	#if defined(__UCLIBC__)
> +	LIBC=uclibc
> +	#elif defined(__dietlibc__)
> +	LIBC=dietlibc
> +	#else
> +	LIBC=gnu
> +	#endif
> +	EOF
> +	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
> +	;;
> +esac
> +
>  # Note: order is significant - the case branches are not exclusive.
>  
>  case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
> @@ -857,21 +874,21 @@ EOF
>  	exit ;;
>      *:GNU:*:*)
>  	# the GNU system
> -	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
> +	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
>  	exit ;;
>      *:GNU/*:*:*)
>  	# other systems with GNU libc and userland
> -	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
> +	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC}
>  	exit ;;
>      i*86:Minix:*:*)
>  	echo ${UNAME_MACHINE}-pc-minix
>  	exit ;;
>      aarch64:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      aarch64_be:Linux:*:*)
>  	UNAME_MACHINE=aarch64_be
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      alpha:Linux:*:*)
>  	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
> @@ -884,59 +901,54 @@ EOF
>  	  EV68*) UNAME_MACHINE=alphaev68 ;;
>  	esac
>  	objdump --private-headers /bin/sh | grep -q ld.so.1
> -	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
> +	if test "$?" = 0 ; then LIBC="gnulibc1" ; fi
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
> +	exit ;;
> +    arc:Linux:*:* | arceb:Linux:*:*)
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      arm*:Linux:*:*)
>  	eval $set_cc_for_build
>  	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
>  	    | grep -q __ARM_EABI__
>  	then
> -	    echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	    echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	else
>  	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
>  		| grep -q __ARM_PCS_VFP
>  	    then
> -		echo ${UNAME_MACHINE}-unknown-linux-gnueabi
> +		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi
>  	    else
> -		echo ${UNAME_MACHINE}-unknown-linux-gnueabihf
> +		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf
>  	    fi
>  	fi
>  	exit ;;
>      avr32*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      cris:Linux:*:*)
> -	echo ${UNAME_MACHINE}-axis-linux-gnu
> +	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
>  	exit ;;
>      crisv32:Linux:*:*)
> -	echo ${UNAME_MACHINE}-axis-linux-gnu
> +	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
>  	exit ;;
>      frv:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      hexagon:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      i*86:Linux:*:*)
> -	LIBC=gnu
> -	eval $set_cc_for_build
> -	sed 's/^	//' << EOF >$dummy.c
> -	#ifdef __dietlibc__
> -	LIBC=dietlibc
> -	#endif
> -EOF
> -	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
> -	echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
> +	echo ${UNAME_MACHINE}-pc-linux-${LIBC}
>  	exit ;;
>      ia64:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      m32r*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      m68*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      mips:Linux:*:* | mips64:Linux:*:*)
>  	eval $set_cc_for_build
> @@ -955,54 +967,63 @@ EOF
>  	#endif
>  EOF
>  	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
> -	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
> +	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
>  	;;
> +    or1k:Linux:*:*)
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
> +	exit ;;
>      or32:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      padre:Linux:*:*)
> -	echo sparc-unknown-linux-gnu
> +	echo sparc-unknown-linux-${LIBC}
>  	exit ;;
>      parisc64:Linux:*:* | hppa64:Linux:*:*)
> -	echo hppa64-unknown-linux-gnu
> +	echo hppa64-unknown-linux-${LIBC}
>  	exit ;;
>      parisc:Linux:*:* | hppa:Linux:*:*)
>  	# Look for CPU level
>  	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
> -	  PA7*) echo hppa1.1-unknown-linux-gnu ;;
> -	  PA8*) echo hppa2.0-unknown-linux-gnu ;;
> -	  *)    echo hppa-unknown-linux-gnu ;;
> +	  PA7*) echo hppa1.1-unknown-linux-${LIBC} ;;
> +	  PA8*) echo hppa2.0-unknown-linux-${LIBC} ;;
> +	  *)    echo hppa-unknown-linux-${LIBC} ;;
>  	esac
>  	exit ;;
>      ppc64:Linux:*:*)
> -	echo powerpc64-unknown-linux-gnu
> +	echo powerpc64-unknown-linux-${LIBC}
>  	exit ;;
>      ppc:Linux:*:*)
> -	echo powerpc-unknown-linux-gnu
> +	echo powerpc-unknown-linux-${LIBC}
> +	exit ;;
> +    ppc64le:Linux:*:*)
> +	echo powerpc64le-unknown-linux-${LIBC}
> +	exit ;;
> +    ppcle:Linux:*:*)
> +	echo powerpcle-unknown-linux-${LIBC}
>  	exit ;;
>      s390:Linux:*:* | s390x:Linux:*:*)
> -	echo ${UNAME_MACHINE}-ibm-linux
> +	echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
>  	exit ;;
>      sh64*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      sh*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      sparc:Linux:*:* | sparc64:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      tile*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      vax:Linux:*:*)
> -	echo ${UNAME_MACHINE}-dec-linux-gnu
> +	echo ${UNAME_MACHINE}-dec-linux-${LIBC}
>  	exit ;;
>      x86_64:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      xtensa*:Linux:*:*)
> -	echo ${UNAME_MACHINE}-unknown-linux-gnu
> +	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
>  	exit ;;
>      i*86:DYNIX/ptx:4*:*)
>  	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
> @@ -1235,19 +1256,21 @@ EOF
>  	exit ;;
>      *:Darwin:*:*)
>  	UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
> -	case $UNAME_PROCESSOR in
> -	    i386)
> -		eval $set_cc_for_build
> -		if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
> -		  if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
> -		      (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
> -		      grep IS_64BIT_ARCH >/dev/null
> -		  then
> -		      UNAME_PROCESSOR="x86_64"
> -		  fi
> -		fi ;;
> -	    unknown) UNAME_PROCESSOR=powerpc ;;
> -	esac
> +	eval $set_cc_for_build
> +	if test "$UNAME_PROCESSOR" = unknown ; then
> +	    UNAME_PROCESSOR=powerpc
> +	fi
> +	if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
> +	    if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
> +		(CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
> +		grep IS_64BIT_ARCH >/dev/null
> +	    then
> +		case $UNAME_PROCESSOR in
> +		    i386) UNAME_PROCESSOR=x86_64 ;;
> +		    powerpc) UNAME_PROCESSOR=powerpc64 ;;
> +		esac
> +	    fi
> +	fi
>  	echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
>  	exit ;;
>      *:procnto*:*:* | *:QNX:[0123456789]*:*)
> Index: gcc-4_8-branch/config.sub
> ===================================================================
> --- gcc-4_8-branch.orig/config.sub	2013-12-28 17:41:32.765630566 +0100
> +++ gcc-4_8-branch/config.sub	2013-12-28 17:50:38.000329486 +0100
> @@ -1,10 +1,8 @@
>  #! /bin/sh
>  # Configuration validation subroutine script.
> -#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
> -#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
> -#   2011, 2012, 2013 Free Software Foundation, Inc.
> +#   Copyright 1992-2013 Free Software Foundation, Inc.
>  
> -timestamp='2013-01-11'
> +timestamp='2013-10-01'
>  
>  # 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
> @@ -70,9 +68,7 @@ Report bugs and patches to <config-patch
>  version="\
>  GNU config.sub ($timestamp)
>  
> -Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
> -2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
> -2012, 2013 Free Software Foundation, Inc.
> +Copyright 1992-2013 Free Software Foundation, Inc.
>  
>  This is free software; see the source for copying conditions.  There is NO
>  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
> @@ -256,12 +252,12 @@ case $basic_machine in
>  	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
>  	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
>  	| am33_2.0 \
> -	| arc \
> +	| arc | arceb \
>  	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
>  	| avr | avr32 \
>  	| be32 | be64 \
>  	| bfin \
> -	| c4x | clipper \
> +	| c4x | c8051 | clipper \
>  	| d10v | d30v | dlx | dsp16xx \
>  	| epiphany \
>  	| fido | fr30 | frv \
> @@ -269,6 +265,7 @@ case $basic_machine in
>  	| hexagon \
>  	| i370 | i860 | i960 | ia64 \
>  	| ip2k | iq2000 \
> +	| k1om \
>  	| le32 | le64 \
>  	| lm32 \
>  	| m32c | m32r | m32rle | m68000 | m68k | m88k \
> @@ -297,10 +294,10 @@ case $basic_machine in
>  	| mt \
>  	| msp430 \
>  	| nds32 | nds32le | nds32be \
> -	| nios | nios2 \
> +	| nios | nios2 | nios2eb | nios2el \
>  	| ns16k | ns32k \
>  	| open8 \
> -	| or32 \
> +	| or1k | or32 \
>  	| pdp10 | pdp11 | pj | pjl \
>  	| powerpc | powerpc64 | powerpc64le | powerpcle \
>  	| pyramid \
> @@ -328,7 +325,7 @@ case $basic_machine in
>  	c6x)
>  		basic_machine=tic6x-unknown
>  		;;
> -	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | picochip)
> +	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
>  		basic_machine=$basic_machine-unknown
>  		os=-none
>  		;;
> @@ -370,13 +367,13 @@ case $basic_machine in
>  	| aarch64-* | aarch64_be-* \
>  	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
>  	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
> -	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
> +	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
>  	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
>  	| avr-* | avr32-* \
>  	| be32-* | be64-* \
>  	| bfin-* | bs2000-* \
>  	| c[123]* | c30-* | [cjt]90-* | c4x-* \
> -	| clipper-* | craynv-* | cydra-* \
> +	| c8051-* | clipper-* | craynv-* | cydra-* \
>  	| d10v-* | d30v-* | dlx-* \
>  	| elxsi-* \
>  	| f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
> @@ -385,6 +382,7 @@ case $basic_machine in
>  	| hexagon-* \
>  	| i*86-* | i860-* | i960-* | ia64-* \
>  	| ip2k-* | iq2000-* \
> +	| k1om-* \
>  	| le32-* | le64-* \
>  	| lm32-* \
>  	| m32c-* | m32r-* | m32rle-* \
> @@ -414,7 +412,7 @@ case $basic_machine in
>  	| mt-* \
>  	| msp430-* \
>  	| nds32-* | nds32le-* | nds32be-* \
> -	| nios-* | nios2-* \
> +	| nios-* | nios2-* | nios2eb-* | nios2el-* \
>  	| none-* | np1-* | ns16k-* | ns32k-* \
>  	| open8-* \
>  	| orion-* \
> @@ -798,7 +796,7 @@ case $basic_machine in
>  		os=-mingw64
>  		;;
>  	mingw32)
> -		basic_machine=i386-pc
> +		basic_machine=i686-pc
>  		os=-mingw32
>  		;;
>  	mingw32ce)
> @@ -834,7 +832,7 @@ case $basic_machine in
>  		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
>  		;;
>  	msys)
> -		basic_machine=i386-pc
> +		basic_machine=i686-pc
>  		os=-msys
>  		;;
>  	mvs)
> @@ -1550,6 +1548,9 @@ case $basic_machine in
>  	c4x-* | tic4x-*)
>  		os=-coff
>  		;;
> +	c8051-*)
> +		os=-elf
> +		;;
>  	hexagon-*)
>  		os=-elf
>  		;;
> @@ -1593,6 +1594,9 @@ case $basic_machine in
>  	mips*-*)
>  		os=-elf
>  		;;
> +	or1k-*)
> +		os=-elf
> +		;;
>  	or32-*)
>  		os=-coff
>  		;;
> 
> 
> 
>
diff mbox

Patch

Index: gcc-4_8-branch/config.guess
===================================================================
--- gcc-4_8-branch.orig/config.guess	2013-12-28 17:41:32.765630566 +0100
+++ gcc-4_8-branch/config.guess	2013-12-28 17:50:37.995329461 +0100
@@ -1,10 +1,8 @@ 
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
-#   2011, 2012, 2013 Free Software Foundation, Inc.
+#   Copyright 1992-2013 Free Software Foundation, Inc.
 
-timestamp='2012-12-30'
+timestamp='2013-06-10'
 
 # 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
@@ -52,9 +50,7 @@  version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
-2012, 2013 Free Software Foundation, Inc.
+Copyright 1992-2013 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -136,6 +132,27 @@  UNAME_RELEASE=`(uname -r) 2>/dev/null` |
 UNAME_SYSTEM=`(uname -s) 2>/dev/null`  || UNAME_SYSTEM=unknown
 UNAME_VERSION=`(uname -v) 2>/dev/null` || UNAME_VERSION=unknown
 
+case "${UNAME_SYSTEM}" in
+Linux|GNU|GNU/*)
+	# If the system lacks a compiler, then just pick glibc.
+	# We could probably try harder.
+	LIBC=gnu
+
+	eval $set_cc_for_build
+	cat <<-EOF > $dummy.c
+	#include <features.h>
+	#if defined(__UCLIBC__)
+	LIBC=uclibc
+	#elif defined(__dietlibc__)
+	LIBC=dietlibc
+	#else
+	LIBC=gnu
+	#endif
+	EOF
+	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
+	;;
+esac
+
 # Note: order is significant - the case branches are not exclusive.
 
 case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
@@ -857,21 +874,21 @@  EOF
 	exit ;;
     *:GNU:*:*)
 	# the GNU system
-	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
+	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-${LIBC}`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
 	exit ;;
     *:GNU/*:*:*)
 	# other systems with GNU libc and userland
-	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
+	echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-${LIBC}
 	exit ;;
     i*86:Minix:*:*)
 	echo ${UNAME_MACHINE}-pc-minix
 	exit ;;
     aarch64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     aarch64_be:Linux:*:*)
 	UNAME_MACHINE=aarch64_be
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
@@ -884,59 +901,54 @@  EOF
 	  EV68*) UNAME_MACHINE=alphaev68 ;;
 	esac
 	objdump --private-headers /bin/sh | grep -q ld.so.1
-	if test "$?" = 0 ; then LIBC="libc1" ; else LIBC="" ; fi
-	echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC}
+	if test "$?" = 0 ; then LIBC="gnulibc1" ; fi
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
+    arc:Linux:*:* | arceb:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     arm*:Linux:*:*)
 	eval $set_cc_for_build
 	if echo __ARM_EABI__ | $CC_FOR_BUILD -E - 2>/dev/null \
 	    | grep -q __ARM_EABI__
 	then
-	    echo ${UNAME_MACHINE}-unknown-linux-gnu
+	    echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	else
 	    if echo __ARM_PCS_VFP | $CC_FOR_BUILD -E - 2>/dev/null \
 		| grep -q __ARM_PCS_VFP
 	    then
-		echo ${UNAME_MACHINE}-unknown-linux-gnueabi
+		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabi
 	    else
-		echo ${UNAME_MACHINE}-unknown-linux-gnueabihf
+		echo ${UNAME_MACHINE}-unknown-linux-${LIBC}eabihf
 	    fi
 	fi
 	exit ;;
     avr32*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     cris:Linux:*:*)
-	echo ${UNAME_MACHINE}-axis-linux-gnu
+	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
 	exit ;;
     crisv32:Linux:*:*)
-	echo ${UNAME_MACHINE}-axis-linux-gnu
+	echo ${UNAME_MACHINE}-axis-linux-${LIBC}
 	exit ;;
     frv:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     hexagon:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     i*86:Linux:*:*)
-	LIBC=gnu
-	eval $set_cc_for_build
-	sed 's/^	//' << EOF >$dummy.c
-	#ifdef __dietlibc__
-	LIBC=dietlibc
-	#endif
-EOF
-	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^LIBC'`
-	echo "${UNAME_MACHINE}-pc-linux-${LIBC}"
+	echo ${UNAME_MACHINE}-pc-linux-${LIBC}
 	exit ;;
     ia64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     m32r*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     m68*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     mips:Linux:*:* | mips64:Linux:*:*)
 	eval $set_cc_for_build
@@ -955,54 +967,63 @@  EOF
 	#endif
 EOF
 	eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep '^CPU'`
-	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-gnu"; exit; }
+	test x"${CPU}" != x && { echo "${CPU}-unknown-linux-${LIBC}"; exit; }
 	;;
+    or1k:Linux:*:*)
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+	exit ;;
     or32:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     padre:Linux:*:*)
-	echo sparc-unknown-linux-gnu
+	echo sparc-unknown-linux-${LIBC}
 	exit ;;
     parisc64:Linux:*:* | hppa64:Linux:*:*)
-	echo hppa64-unknown-linux-gnu
+	echo hppa64-unknown-linux-${LIBC}
 	exit ;;
     parisc:Linux:*:* | hppa:Linux:*:*)
 	# Look for CPU level
 	case `grep '^cpu[^a-z]*:' /proc/cpuinfo 2>/dev/null | cut -d' ' -f2` in
-	  PA7*) echo hppa1.1-unknown-linux-gnu ;;
-	  PA8*) echo hppa2.0-unknown-linux-gnu ;;
-	  *)    echo hppa-unknown-linux-gnu ;;
+	  PA7*) echo hppa1.1-unknown-linux-${LIBC} ;;
+	  PA8*) echo hppa2.0-unknown-linux-${LIBC} ;;
+	  *)    echo hppa-unknown-linux-${LIBC} ;;
 	esac
 	exit ;;
     ppc64:Linux:*:*)
-	echo powerpc64-unknown-linux-gnu
+	echo powerpc64-unknown-linux-${LIBC}
 	exit ;;
     ppc:Linux:*:*)
-	echo powerpc-unknown-linux-gnu
+	echo powerpc-unknown-linux-${LIBC}
+	exit ;;
+    ppc64le:Linux:*:*)
+	echo powerpc64le-unknown-linux-${LIBC}
+	exit ;;
+    ppcle:Linux:*:*)
+	echo powerpcle-unknown-linux-${LIBC}
 	exit ;;
     s390:Linux:*:* | s390x:Linux:*:*)
-	echo ${UNAME_MACHINE}-ibm-linux
+	echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
 	exit ;;
     sh64*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     sh*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     sparc:Linux:*:* | sparc64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     tile*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     vax:Linux:*:*)
-	echo ${UNAME_MACHINE}-dec-linux-gnu
+	echo ${UNAME_MACHINE}-dec-linux-${LIBC}
 	exit ;;
     x86_64:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     xtensa*:Linux:*:*)
-	echo ${UNAME_MACHINE}-unknown-linux-gnu
+	echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 	exit ;;
     i*86:DYNIX/ptx:4*:*)
 	# ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.
@@ -1235,19 +1256,21 @@  EOF
 	exit ;;
     *:Darwin:*:*)
 	UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown
-	case $UNAME_PROCESSOR in
-	    i386)
-		eval $set_cc_for_build
-		if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
-		  if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
-		      (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
-		      grep IS_64BIT_ARCH >/dev/null
-		  then
-		      UNAME_PROCESSOR="x86_64"
-		  fi
-		fi ;;
-	    unknown) UNAME_PROCESSOR=powerpc ;;
-	esac
+	eval $set_cc_for_build
+	if test "$UNAME_PROCESSOR" = unknown ; then
+	    UNAME_PROCESSOR=powerpc
+	fi
+	if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+	    if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
+		(CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+		grep IS_64BIT_ARCH >/dev/null
+	    then
+		case $UNAME_PROCESSOR in
+		    i386) UNAME_PROCESSOR=x86_64 ;;
+		    powerpc) UNAME_PROCESSOR=powerpc64 ;;
+		esac
+	    fi
+	fi
 	echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
 	exit ;;
     *:procnto*:*:* | *:QNX:[0123456789]*:*)
Index: gcc-4_8-branch/config.sub
===================================================================
--- gcc-4_8-branch.orig/config.sub	2013-12-28 17:41:32.765630566 +0100
+++ gcc-4_8-branch/config.sub	2013-12-28 17:50:38.000329486 +0100
@@ -1,10 +1,8 @@ 
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
-#   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
-#   2011, 2012, 2013 Free Software Foundation, Inc.
+#   Copyright 1992-2013 Free Software Foundation, Inc.
 
-timestamp='2013-01-11'
+timestamp='2013-10-01'
 
 # 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
@@ -70,9 +68,7 @@  Report bugs and patches to <config-patch
 version="\
 GNU config.sub ($timestamp)
 
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
-2012, 2013 Free Software Foundation, Inc.
+Copyright 1992-2013 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -256,12 +252,12 @@  case $basic_machine in
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
 	| am33_2.0 \
-	| arc \
+	| arc | arceb \
 	| arm | arm[bl]e | arme[lb] | armv[2-8] | armv[3-8][lb] | armv7[arm] \
 	| avr | avr32 \
 	| be32 | be64 \
 	| bfin \
-	| c4x | clipper \
+	| c4x | c8051 | clipper \
 	| d10v | d30v | dlx | dsp16xx \
 	| epiphany \
 	| fido | fr30 | frv \
@@ -269,6 +265,7 @@  case $basic_machine in
 	| hexagon \
 	| i370 | i860 | i960 | ia64 \
 	| ip2k | iq2000 \
+	| k1om \
 	| le32 | le64 \
 	| lm32 \
 	| m32c | m32r | m32rle | m68000 | m68k | m88k \
@@ -297,10 +294,10 @@  case $basic_machine in
 	| mt \
 	| msp430 \
 	| nds32 | nds32le | nds32be \
-	| nios | nios2 \
+	| nios | nios2 | nios2eb | nios2el \
 	| ns16k | ns32k \
 	| open8 \
-	| or32 \
+	| or1k | or32 \
 	| pdp10 | pdp11 | pj | pjl \
 	| powerpc | powerpc64 | powerpc64le | powerpcle \
 	| pyramid \
@@ -328,7 +325,7 @@  case $basic_machine in
 	c6x)
 		basic_machine=tic6x-unknown
 		;;
-	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | picochip)
+	m6811 | m68hc11 | m6812 | m68hc12 | m68hcs12x | nvptx | picochip)
 		basic_machine=$basic_machine-unknown
 		os=-none
 		;;
@@ -370,13 +367,13 @@  case $basic_machine in
 	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
-	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* \
+	| alphapca5[67]-* | alpha64pca5[67]-* | arc-* | arceb-* \
 	| arm-*  | armbe-* | armle-* | armeb-* | armv*-* \
 	| avr-* | avr32-* \
 	| be32-* | be64-* \
 	| bfin-* | bs2000-* \
 	| c[123]* | c30-* | [cjt]90-* | c4x-* \
-	| clipper-* | craynv-* | cydra-* \
+	| c8051-* | clipper-* | craynv-* | cydra-* \
 	| d10v-* | d30v-* | dlx-* \
 	| elxsi-* \
 	| f30[01]-* | f700-* | fido-* | fr30-* | frv-* | fx80-* \
@@ -385,6 +382,7 @@  case $basic_machine in
 	| hexagon-* \
 	| i*86-* | i860-* | i960-* | ia64-* \
 	| ip2k-* | iq2000-* \
+	| k1om-* \
 	| le32-* | le64-* \
 	| lm32-* \
 	| m32c-* | m32r-* | m32rle-* \
@@ -414,7 +412,7 @@  case $basic_machine in
 	| mt-* \
 	| msp430-* \
 	| nds32-* | nds32le-* | nds32be-* \
-	| nios-* | nios2-* \
+	| nios-* | nios2-* | nios2eb-* | nios2el-* \
 	| none-* | np1-* | ns16k-* | ns32k-* \
 	| open8-* \
 	| orion-* \
@@ -798,7 +796,7 @@  case $basic_machine in
 		os=-mingw64
 		;;
 	mingw32)
-		basic_machine=i386-pc
+		basic_machine=i686-pc
 		os=-mingw32
 		;;
 	mingw32ce)
@@ -834,7 +832,7 @@  case $basic_machine in
 		basic_machine=`echo $basic_machine | sed -e 's/ms1-/mt-/'`
 		;;
 	msys)
-		basic_machine=i386-pc
+		basic_machine=i686-pc
 		os=-msys
 		;;
 	mvs)
@@ -1550,6 +1548,9 @@  case $basic_machine in
 	c4x-* | tic4x-*)
 		os=-coff
 		;;
+	c8051-*)
+		os=-elf
+		;;
 	hexagon-*)
 		os=-elf
 		;;
@@ -1593,6 +1594,9 @@  case $basic_machine in
 	mips*-*)
 		os=-elf
 		;;
+	or1k-*)
+		os=-elf
+		;;
 	or32-*)
 		os=-coff
 		;;