[Isolates] Removal of miscellaneous statics from the backend.

src/disassembler.cc

 // Copyright 2006-2008 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 43 matching lines @@
 
 
 class V8NameConverter: public disasm::NameConverter {
  public:
   explicit V8NameConverter(Code* code) : code_(code) {}
   virtual const char* NameOfAddress(byte* pc) const;
   virtual const char* NameInCode(byte* addr) const;
   Code* code() const { return code_; }
  private:
   Code* code_;
+
+  EmbeddedVector<char, 128> v8_buffer_;
 };
 
 
 const char* V8NameConverter::NameOfAddress(byte* pc) const {
-  static v8::internal::EmbeddedVector<char, 128> buffer;
-
   const char* name = Builtins::Lookup(pc);
   if (name != NULL) {
-    OS::SNPrintF(buffer, "%s  (%p)", name, pc);
-    return buffer.start();
+    OS::SNPrintF(v8_buffer_, "%s  (%p)", name, pc);
+    return v8_buffer_.start();
   }
 
   if (code_ != NULL) {
     int offs = static_cast<int>(pc - code_->instruction_start());
     // print as code offset, if it seems reasonable
     if (0 <= offs && offs < code_->instruction_size()) {
-      OS::SNPrintF(buffer, "%d  (%p)", offs, pc);
-      return buffer.start();
+      OS::SNPrintF(v8_buffer_, "%d  (%p)", offs, pc);
+      return v8_buffer_.start();
     }
   }
 
   return disasm::NameConverter::NameOfAddress(pc);
 }
 
 
 const char* V8NameConverter::NameInCode(byte* addr) const {
   // The V8NameConverter is used for well known code, so we can "safely"
   // dereference pointers in generated code.
@@ skipping 211 matching lines @@
 
 #else  // ENABLE_DISASSEMBLER
 
 void Disassembler::Dump(FILE* f, byte* begin, byte* end) {}
 int Disassembler::Decode(FILE* f, byte* begin, byte* end) { return 0; }
 void Disassembler::Decode(FILE* f, Code* code) {}
 
 #endif  // ENABLE_DISASSEMBLER
 
 } }  // namespace v8::internal