ARM native string addition.

src/arm/macro-assembler-arm.h

 // Copyright 2006-2009 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 205 matching lines @@
                              Register scratch1,
                              Register scratch2,
                              Register scratch3,
                              Label* gc_required);
   void AllocateAsciiString(Register result,
                            Register length,
                            Register scratch1,
                            Register scratch2,
                            Register scratch3,
                            Label* gc_required);
+  void AllocateTwoByteConsString(Register result,
+                                 Register length,
+                                 Register scratch1,
+                                 Register scratch2,
+                                 Label* gc_required);
+  void AllocateAsciiConsString(Register result,
+                               Register length,
+                               Register scratch1,
+                               Register scratch2,
+                               Label* gc_required);
 
 
   // ---------------------------------------------------------------------------
   // Support functions.
 
   // Try to get function prototype of a function and puts the value in
   // the result register. Checks that the function really is a
   // function and jumps to the miss label if the fast checks fail. The
   // function register will be untouched; the other registers may be
   // clobbered.
@@ skipping 59 matching lines @@
                                          Register outHighReg,
                                          Register outLowReg);
 
 
   // ---------------------------------------------------------------------------
   // Runtime calls
 
   // Call a code stub.
   void CallStub(CodeStub* stub, Condition cond = al);
 
+  // Call a code stub.
+  void TailCallStub(CodeStub* stub, Condition cond = al);
+
   // Return from a code stub after popping its arguments.
   void StubReturn(int argc);
 
   // Call a runtime routine.
   // Eventually this should be used for all C calls.
   void CallRuntime(Runtime::Function* f, int num_arguments);
 
   // Convenience function: Same as above, but takes the fid instead.
   void CallRuntime(Runtime::FunctionId fid, int num_arguments);
 
@@ skipping 49 matching lines @@
   // Print a message to stdout and abort execution.
   void Abort(const char* msg);
 
   // Verify restrictions about code generated in stubs.
   void set_generating_stub(bool value) { generating_stub_ = value; }
   bool generating_stub() { return generating_stub_; }
   void set_allow_stub_calls(bool value) { allow_stub_calls_ = value; }
   bool allow_stub_calls() { return allow_stub_calls_; }
 
   // ---------------------------------------------------------------------------
+  // Smi utilities
+
+  // Jump if either of the registers contain a non-smi.
+  void JumpIfNotBothSmi(Register reg1, Register reg2, Label* on_not_both_smi);
+  // Jump if either of the registers contain a smi.
+  void JumpIfEitherSmi(Register reg1, Register reg2, Label* on_either_smi);
+
+  // ---------------------------------------------------------------------------
   // String utilities
 
   // Checks if both objects are sequential ASCII strings and jumps to label
   // if either is not. Assumes that neither object is a smi.
   void JumpIfNonSmisNotBothSequentialAsciiStrings(Register object1,
                                                   Register object2,
                                                   Register scratch1,
                                                   Register scratch2,
                                                   Label *failure);
 
@@ skipping 79 matching lines @@
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_MACRO_ASSEMBLER_ARM_H_