Rebased PNaCl localmods in LLVM to 223109

autoconf/config.sub

 #! /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 Free Software Foundation, Inc.
 
 timestamp='2011-11-02'
 
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
@@ skipping 221 matching lines @@
         -windowsnt*)
                 os=`echo $os | sed -e 's/windowsnt/winnt/'`
                 ;;
         -psos*)
                 os=-psos
                 ;;
         -mint | -mint[0-9]*)
                 basic_machine=m68k-atari
                 os=-mint
                 ;;
+        -nacl*)
+                basic_machine=i686-pc
+                os=-nacl
+                ;;
 esac
 
 # Decode aliases for certain CPU-COMPANY combinations.
 case $basic_machine in
         # Recognize the basic CPU types without company name.
         # Some are omitted here because they have special meanings below.
         1750a | 580 \
         | a29k \
         | alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
         | alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
@@ skipping 89 matching lines @@
         xscaleel)
                 basic_machine=armel-unknown
                 ;;
 
         # We use `pc' rather than `unknown'
         # because (1) that's what they normally are, and
         # (2) the word "unknown" tends to confuse beginning users.
         i*86 | x86_64)
           basic_machine=$basic_machine-pc
           ;;
+        nacl64*)
+          basic_machine=x86_64-pc
+          os=-nacl
+          ;;
+        nacl*)
+          basic_machine=i686-pc
+          os=-nacl
+          ;;
         # Object if more than one company name word.
         *-*-*)
                 echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
                 exit 1
                 ;;
         # Recognize the basic CPU types with company name.
         580-* \
         | a29k-* \
         | alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
         | alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
@@ skipping 998 matching lines @@
                 ;;
         -qnx*)
                 case $basic_machine in
                     x86-* | i*86-*)
                         ;;
                     *)
                         os=-nto$os
                         ;;
                 esac
                 ;;
+        -nacl*)
+                os=-nacl
+                ;;
         -nto-qnx*)
                 ;;
         -nto*)
                 os=`echo $os | sed -e 's|nto|nto-qnx|'`
                 ;;
         -sim | -es1800* | -hms* | -xray | -os68k* | -none* | -v88r* \
               | -windows* | -osx | -abug | -netware* | -os9* | -beos* | -haiku* \
               | -macos* | -mpw* | -magic* | -mmixware* | -mon960* | -lnews*)
                 ;;
         -mac*)
@@ skipping 380 matching lines @@
 
 echo $basic_machine$os
 exit
 
 # Local variables:
 # eval: (add-hook 'write-file-hooks 'time-stamp)
 # time-stamp-start: "timestamp='"
 # time-stamp-format: "%:y-%02m-%02d"
 # time-stamp-end: "'"
 # End: