Add mips64 port.

src/globals.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_GLOBALS_H_
 #define V8_GLOBALS_H_
 
 #include "include/v8stdint.h"
 
 #include "src/base/build_config.h"
@@ skipping 30 matching lines @@
 #if !defined(USE_SIMULATOR)
 #if (V8_TARGET_ARCH_ARM64 && !V8_HOST_ARCH_ARM64)
 #define USE_SIMULATOR 1
 #endif
 #if (V8_TARGET_ARCH_ARM && !V8_HOST_ARCH_ARM)
 #define USE_SIMULATOR 1
 #endif
 #if (V8_TARGET_ARCH_MIPS && !V8_HOST_ARCH_MIPS)
 #define USE_SIMULATOR 1
 #endif
+#if (V8_TARGET_ARCH_MIPS64 && !V8_HOST_ARCH_MIPS64)
+#define USE_SIMULATOR 1
+#endif
 #endif
 
 // Determine whether the architecture uses an out-of-line constant pool.
 #define V8_OOL_CONSTANT_POOL 0
 
 // Support for alternative bool type. This is only enabled if the code is
 // compiled with USE_MYBOOL defined. This catches some nasty type bugs.
 // For instance, 'bool b = "false";' results in b == true! This is a hidden
 // source of bugs.
 // However, redefining the bool type does have some negative impact on some
@@ skipping 661 matching lines @@
 enum MinusZeroMode {
   TREAT_MINUS_ZERO_AS_ZERO,
   FAIL_ON_MINUS_ZERO
 };
 
 } }  // namespace v8::internal
 
 namespace i = v8::internal;
 
 #endif  // V8_GLOBALS_H_