Added support for MIPS in architecture independent files....

src/SConscript

 # Copyright 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 113 matching lines @@
     arm/register-allocator-arm.cc
     arm/stub-cache-arm.cc
     arm/virtual-frame-arm.cc
     """),
   'armvariant:arm': Split("""
     arm/assembler-arm.cc
     """),
   'armvariant:thumb2': Split("""
     arm/assembler-thumb2.cc
     """),
+  'arch:mips': Split("""
+    mips/assembler-mips.cc
+    mips/builtins-mips.cc
+    mips/codegen-mips.cc
+    mips/constants-mips.cc
+    mips/cpu-mips.cc
+    mips/debug-mips.cc
+    mips/disasm-mips.cc
+    mips/fast-codegen-mips.cc
+    mips/full-codegen-mips.cc
+    mips/frames-mips.cc
+    mips/ic-mips.cc
+    mips/jump-target-mips.cc
+    mips/macro-assembler-mips.cc
+    mips/register-allocator-mips.cc
+    mips/stub-cache-mips.cc
+    mips/virtual-frame-mips.cc
+    """),
   'arch:ia32': Split("""
     ia32/assembler-ia32.cc
     ia32/builtins-ia32.cc
     ia32/codegen-ia32.cc
     ia32/cpu-ia32.cc
     ia32/debug-ia32.cc
     ia32/disasm-ia32.cc
     ia32/fast-codegen-ia32.cc
     ia32/frames-ia32.cc
     ia32/full-codegen-ia32.cc
@@ skipping 17 matching lines @@
     x64/full-codegen-x64.cc
     x64/ic-x64.cc
     x64/jump-target-x64.cc
     x64/macro-assembler-x64.cc
     x64/regexp-macro-assembler-x64.cc
     x64/register-allocator-x64.cc
     x64/stub-cache-x64.cc
     x64/virtual-frame-x64.cc
     """),
   'simulator:arm': ['arm/simulator-arm.cc'],
+  'simulator:mips': ['mips/simulator-mips.cc'],
   'os:freebsd': ['platform-freebsd.cc', 'platform-posix.cc'],
   'os:openbsd': ['platform-openbsd.cc', 'platform-posix.cc'],
   'os:linux':   ['platform-linux.cc', 'platform-posix.cc'],
   'os:android': ['platform-linux.cc', 'platform-posix.cc'],
   'os:macos':   ['platform-macos.cc', 'platform-posix.cc'],
   'os:solaris': ['platform-solaris.cc', 'platform-posix.cc'],
   'os:nullos':  ['platform-nullos.cc'],
   'os:win32':   ['platform-win32.cc'],
   'mode:release': [],
   'mode:debug': [
@@ skipping 102 matching lines @@
       snapshot_cc = Command('snapshot.cc', [], [])
     snapshot_obj = context.ConfigureObject(env, snapshot_cc, CPPPATH=['.'])
   else:
     snapshot_obj = empty_snapshot_obj
   library_objs = [non_snapshot_files, libraries_obj, snapshot_obj]
   return (library_objs, d8_objs, [mksnapshot])
 
 
 (library_objs, d8_objs, mksnapshot) = ConfigureObjectFiles()
 Return('library_objs d8_objs mksnapshot')