Re-establish mips basic infrastructure.

src/isolate.cc

 // Copyright 2006-2010 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 364 matching lines @@
       result_constant_list_(0) {
   TRACE_ISOLATE(constructor);
 
   memset(isolate_addresses_, 0,
       sizeof(isolate_addresses_[0]) * (k_isolate_address_count + 1));
 
   heap_.isolate_ = this;
   zone_.isolate_ = this;
   stack_guard_.isolate_ = this;
 
-#if defined(V8_TARGET_ARCH_ARM) && !defined(__arm__)
+#if defined(V8_TARGET_ARCH_ARM) && !defined(__arm__) || \
+    defined(V8_TARGET_ARCH_MIPS) && !defined(__mips__)
   simulator_initialized_ = false;
   simulator_i_cache_ = NULL;
   simulator_redirection_ = NULL;
 #endif
 
 #ifdef DEBUG
   // heap_histograms_ initializes itself.
   memset(&js_spill_information_, 0, sizeof(js_spill_information_));
   memset(code_kind_statistics_, 0,
          sizeof(code_kind_statistics_[0]) * Code::NUMBER_OF_KINDS);
@@ skipping 255 matching lines @@
   logger_->Setup();
 
   CpuProfiler::Setup();
   HeapProfiler::Setup();
 
   // Setup the platform OS support.
   OS::Setup();
 
   // Initialize other runtime facilities
 #if defined(USE_SIMULATOR)
-#if defined(V8_TARGET_ARCH_ARM)
+#if defined(V8_TARGET_ARCH_ARM) || defined(V8_TARGET_ARCH_MIPS)
   Simulator::Initialize();
-#elif defined(V8_TARGET_ARCH_MIPS)
-  ::assembler::mips::Simulator::Initialize();
 #endif
 #endif
 
   { // NOLINT
     // Ensure that the thread has a valid stack guard.  The v8::Locker object
     // will ensure this too, but we don't have to use lockers if we are only
     // using one thread.
     ExecutionAccess lock(this);
     stack_guard_.InitThread(lock);
   }
@@ skipping 141 matching lines @@
 
 #ifdef DEBUG
 #define ISOLATE_FIELD_OFFSET(type, name, ignored)                       \
 const intptr_t Isolate::name##_debug_offset_ = OFFSET_OF(Isolate, name##_);
 ISOLATE_INIT_LIST(ISOLATE_FIELD_OFFSET)
 ISOLATE_INIT_ARRAY_LIST(ISOLATE_FIELD_OFFSET)
 #undef ISOLATE_FIELD_OFFSET
 #endif
 
 } }  // namespace v8::internal