Enables V8 integration with the Intel VTune performance analysis tool. This allows the VTune profi…

SConstruct

 # Copyright 2012 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 216 matching lines @@
       }
     },
     'arch:x64': {
       'CPPDEFINES':   ['V8_TARGET_ARCH_X64'],
       'CCFLAGS':      ['-m64'],
       'LINKFLAGS':    ['-m64'],
     },
     'gdbjit:on': {
       'CPPDEFINES':   ['ENABLE_GDB_JIT_INTERFACE']
     },
+    'vtunejit:on': {
+      'CPPDEFINES':   ['ENABLE_VTUNE_JIT_INTERFACE']
+    },
     'compress_startup_data:bz2': {
       'CPPDEFINES':   ['COMPRESS_STARTUP_DATA_BZ2']
     }
   },
   'msvc': {
     'all': {
       'CCFLAGS':      ['$DIALECTFLAGS', '$WARNINGFLAGS'],
       'CXXFLAGS':     ['/GR-', '/Gy'],
       'CPPDEFINES':   ['WIN32'],
       'LINKFLAGS':    ['/INCREMENTAL:NO', '/NXCOMPAT', '/IGNORE:4221'],
@@ skipping 39 matching lines @@
         'pgo:off': {
           'LINKFLAGS':    ['/LTCG'],
         },
         'pgo:instrument': {
           'LINKFLAGS':    ['/LTCG:PGI']
         },
         'pgo:optimize': {
           'LINKFLAGS':    ['/LTCG:PGO']
         }
       }
+    },
+    'vtunejit:on': {
+      'CPPDEFINES':   ['ENABLE_VTUNE_JIT_INTERFACE']
     }
   }
 }
 
 
 V8_EXTRA_FLAGS = {
   'gcc': {
     'all': {
       'WARNINGFLAGS': ['-Wall',
                        '-Werror',
@@ skipping 175 matching lines @@
       'CPPDEFINES': ['USING_V8_SHARED']
     },
   },
   'gcc': {
     'all': {
       'LIBPATH':      ['.'],
       'CCFLAGS':      ['$DIALECTFLAGS', '$WARNINGFLAGS'],
       'CXXFLAGS':     ['-fno-rtti', '-fno-exceptions'],
       'LINKFLAGS':    ['$CCFLAGS'],
     },
+    'vtunejit:on': {
+      'LIBS': ['jitprofiling'],
+    },
     'os:linux': {
       'LIBS':         ['pthread'],
     },
     'os:macos': {
       'LIBS':         ['pthread'],
     },
     'os:freebsd': {
       'LIBPATH' :     ['/usr/local/lib'],
       'LIBS':         ['execinfo', 'pthread']
     },
@@ skipping 103 matching lines @@
       'CPPDEFINES':   ['COMPRESS_STARTUP_DATA_BZ2'],
       'os:linux': {
         'LIBS':       ['bz2']
       }
     },
   },
   'msvc': {
     'all': {
       'LIBS': ['winmm', 'ws2_32']
     },
+    'vtunejit:on': {
+      'LIBS': ['jitprofiling'],
+      'LINKFLAGS': ['/DEBUG']
+    },
     'verbose:off': {
       'CCFLAGS': ['/nologo'],
       'LINKFLAGS': ['/NOLOGO']
     },
     'verbose:on': {
       'LINKFLAGS': ['/VERBOSE']
     },
     'prof:on': {
       'LINKFLAGS': ['/MAP']
     },
@@ skipping 400 matching lines @@
   'prof': {
     'values': ['on', 'off'],
     'default': 'off',
     'help': 'enable profiling of build target'
   },
   'gdbjit': {
     'values': ['on', 'off'],
     'default': 'off',
     'help': 'enable GDB JIT interface'
   },
+  'vtunejit': {
+    'values': ['on', 'off'],
+    'default': 'off',
+    'help': 'enable VTune JIT interface'
+  },
   'library': {
     'values': ['static', 'shared'],
     'default': 'static',
     'help': 'the type of library to produce'
   },
   'objectprint': {
     'values': ['on', 'off'],
     'default': 'off',
     'help': 'enable object printing'
   },
@@ skipping 217 matching lines @@
   if not IsLegal(env, 'mode', ['debug', 'release']):
     return False
   if not IsLegal(env, 'sample', ["shell", "process", "lineprocessor"]):
     return False
   if not IsLegal(env, 'regexp', ["native", "interpreted"]):
     return False
   if env['os'] == 'win32' and env['library'] == 'shared' and env['prof'] == 'on':
     Abort("Profiling on windows only supported for static library.")
   if env['gdbjit'] == 'on' and ((env['os'] != 'linux' and env['os'] != 'macos') or (env['arch'] != 'ia32' and env['arch'] != 'x64' and env['arch'] != 'arm')):
     Abort("GDBJIT interface is supported only for Intel-compatible (ia32 or x64) Linux/OSX target.")
+  if env['vtunejit'] == 'on' and (env['arch'] != 'ia32' and env['arch'] != 'x64'):
+    Abort("VTUNEJIT interface is supported only for Intel architectures (ia32 or x64)")
   if env['os'] == 'win32' and env['soname'] == 'on':
     Abort("Shared Object soname not applicable for Windows.")
   if env['soname'] == 'on' and env['library'] == 'static':
     Abort("Shared Object soname not applicable for static library.")
   if env['os'] != 'win32' and env['pgo'] != 'off':
     Abort("Profile guided optimization only supported on Windows.")
   if env['cache'] and not os.path.isdir(env['cache']):
     Abort("The specified cache directory does not exist.")
   if not (env['arch'] == 'arm' or env['simulator'] == 'arm') and ('unalignedaccesses' in ARGUMENTS):
     print env['arch']
@@ skipping 327 matching lines @@
 #  will not work much longer. Please switch to using  #
 #  the GYP-based build now. Instructions are at       #
 #  http://code.google.com/p/v8/wiki/BuildingWithGYP.  #
 #######################################################
   """
 
 WarnAboutDeprecation()
 import atexit
 atexit.register(WarnAboutDeprecation)
 Build()