A64: Implement HRandom.

src/a64/lithium-codegen-a64.h

 // Copyright 2013 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 140 matching lines @@
   bool is_done() const { return status_ == DONE; }
   bool is_aborted() const { return status_ == ABORTED; }
 
   // Return a double scratch register which can be used locally
   // when generating code for a lithium instruction.
   DoubleRegister double_scratch() { return crankshaft_fp_scratch; }
 
   // Deferred code support.
   void DoDeferredNumberTagD(LNumberTagD* instr);
   void DoDeferredStackCheck(LStackCheck* instr);
+  void DoDeferredRandom(LRandom* instr);
   void DoDeferredStringCharCodeAt(LStringCharCodeAt* instr);
   void DoDeferredStringCharFromCode(LStringCharFromCode* instr);
   void DoDeferredMathAbsTagged(LMathAbsTagged* instr,
                                Label* exit,
                                Label* allocation_entry);
 
   enum IntegerSignedness { SIGNED_INT32, UNSIGNED_INT32 };
   void DoDeferredNumberTagI(LInstruction* instr,
                             LOperand* value,
                             LOperand* temp1,
@@ skipping 300 matching lines @@
 
  protected:
   MacroAssembler* masm() const { return codegen_->masm(); }
 
   LCodeGen* codegen_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_A64_LITHIUM_CODEGEN_A64_H_