libvpx: Pull from upstream

source/libvpx/build/make/ads2gas_apple.pl

 #!/usr/bin/env perl
 ##
 ##  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 ##
 ##  Use of this source code is governed by a BSD-style license
 ##  that can be found in the LICENSE file in the root of the source
 ##  tree. An additional intellectual property rights grant can be found
 ##  in the file PATENTS.  All contributing project authors may
 ##  be found in the AUTHORS file in the root of the source tree.
 ##
 
 
-# ads2gas.pl
+# ads2gas_apple.pl
 # Author: Eric Fung (efung (at) acm.org)
 #
 # Convert ARM Developer Suite 1.0.1 syntax assembly source to GNU as format
 #
-# Usage: cat inputfile | perl ads2gas.pl > outputfile
+# Usage: cat inputfile | perl ads2gas_apple.pl > outputfile
 #
 print "@ This file was created from a .asm file\n";
 print "@  using the ads2gas_apple.pl script.\n\n";
 print "\t.set WIDE_REFERENCE, 0\n";
 print "\t.set ARCHITECTURE, 5\n";
 print "\t.set DO1STROUNDING, 0\n";
 
 my %register_aliases;
 my %macro_aliases;
 
@@ skipping 176 matching lines @@
         $key =~ s/\$/\\\$/;
         s/$key\b/$value/g;
     }
 
     # For macros, use \ to reference formal params
 #   s/\$/\\/g;                  # End macro definition
     s/MEND/.endm/;              # No need to tell it where to stop assembling
     next if /^\s*END\s*$/;
     print;
 }