Added USE_SIMULATOR macro that explicitly indicates that we wish to use the s...

SConstruct

 # Copyright 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 188 matching lines @@
       'CPPDEFINES':   ['V8_TARGET_ARCH_ARM'],
       'unalignedaccesses:on' : {
         'CPPDEFINES' : ['CAN_USE_UNALIGNED_ACCESSES=1']
       },
       'unalignedaccesses:off' : {
         'CPPDEFINES' : ['CAN_USE_UNALIGNED_ACCESSES=0']
       }
     },
     'simulator:arm': {
       'CCFLAGS':      ['-m32'],
-      'LINKFLAGS':    ['-m32']
+      'LINKFLAGS':    ['-m32'],
+      'CPPDEFINES':   ['USE_SIMULATOR']
     },
     'arch:mips': {
       'CPPDEFINES':   ['V8_TARGET_ARCH_MIPS'],
       'simulator:none': {
         'CCFLAGS':      ['-EL', '-mips32r2', '-Wa,-mips32r2', '-fno-inline'],
         'LDFLAGS':      ['-EL']
       }
     },
     'simulator:mips': {
       'CCFLAGS':      ['-m32'],
-      'LINKFLAGS':    ['-m32']
+      'LINKFLAGS':    ['-m32'],
+      'CPPDEFINES':   ['USE_SIMULATOR']
     },
     'arch:x64': {
       'CPPDEFINES':   ['V8_TARGET_ARCH_X64'],
       'CCFLAGS':      ['-m64'],
       'LINKFLAGS':    ['-m64'],
     },
     'prof:oprofile': {
       'CPPDEFINES':   ['ENABLE_OPROFILE_AGENT']
     }
   },
@@ skipping 906 matching lines @@
 # version of scons.  Also, there's a bug in some revisions that
 # doesn't allow this flag to be set, so we swallow any exceptions.
 # Lovely.
 try:
   SetOption('warn', 'no-deprecated')
 except:
   pass
 
 
 Build()