Change llc triple to use nacl instead of linux.

tools/llvm/driver/pnacl-translate.py

 #!/usr/bin/python
 # Copyright (c) 2011 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 # IMPORTANT NOTE: If you make local mods to this file, you must run:
 #   %  tools/llvm/utman.sh driver
 # in order for them to take effect in the scons build.  This command
 # updates the copy in the toolchain/ tree.
 #
@@ skipping 12 matching lines @@
   # glibc, then you must do pnacl-translate -static. This will
   # be removed once we can detect .pexe type.
   'STATIC'        : '0',
 
   'INPUTS'        : '',
   'OUTPUT'        : '',
   'OUTPUT_TYPE'   : '',
   'LLC'           : '${SANDBOXED ? ${LLC_SB} : ${LLVM_LLC}}',
 
   'TRIPLE'      : '${TRIPLE_%ARCH%}',
-  'TRIPLE_ARM'  : 'armv7a-none-linux-gnueabi',
-  'TRIPLE_X8632': 'i686-none-linux-gnu',
-  'TRIPLE_X8664': 'x86_64-none-linux-gnu',
+  'TRIPLE_ARM'  : 'armv7a-none-nacl-gnueabi',
+  'TRIPLE_X8632': 'i686-none-nacl-gnu',
+  'TRIPLE_X8664': 'x86_64-none-nacl-gnu',
 
   'LLC_FLAGS_COMMON': '-asm-verbose=false ' +
                       '${PIC ? -relocation-model=pic} ' +
                       '${PIC && ARCH==X8664 && LIBMODE_NEWLIB ? ' +
                       '  -force-tls-non-pic }',
   'LLC_FLAGS_ARM'    :
     # The following options might come in hand and are left here as comments:
     # TODO(robertm): describe their purpose
     #     '-soft-float -aeabi-calls -sfi-zero-mask',
     # NOTE: we need a fairly high fudge factor because of
@@ skipping 175 matching lines @@
   script.append('rpc Translate h(myfile) * h() i()')
   script.append('set_variable out_handle ${result0}')
   script.append('set_variable out_size ${result1}')
   script.append('map_shmem ${out_handle} addr')
   script.append('save_to_file %s ${addr} 0 ${out_size}' % outfile)
   script.append('')
   return '\n'.join(script)
 
 if __name__ == "__main__":
   DriverMain(main)