Out-of-line constant pool on Arm: Stage 1 - Free up r7 for use as constant pool pointer register

src/arm/code-stubs-arm.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 88 matching lines @@
   // faster. Copying of overlapping regions is not supported.
   // Dest register ends at the position after the last character written.
   static void GenerateCopyCharactersLong(MacroAssembler* masm,
                                          Register dest,
                                          Register src,
                                          Register count,
                                          Register scratch1,
                                          Register scratch2,
                                          Register scratch3,
                                          Register scratch4,
-                                         Register scratch5,
                                          int flags);
 
 
   // Probe the string table for a two character string. If the string is
   // not found by probing a jump to the label not_found is performed. This jump
   // does not guarantee that the string is not in the string table. If the
   // string is found the code falls through with the string in register r0.
   // Contents of both c1 and c2 registers are modified. At the exit c1 is
   // guaranteed to contain halfword with low and high bytes equal to
   // initial contents of c1 and c2 respectively.
@@ skipping 397 matching lines @@
 
   class LookupModeBits: public BitField<LookupMode, 0, 1> {};
 
   LookupMode mode_;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_CODE_STUBS_ARM_H_