Contribution of PowerPC port (continuation of 422063005) - AIX Common1

include/v8config.h

 // Copyright 2013 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 V8CONFIG_H_
 #define V8CONFIG_H_
 
 // Platform headers for feature detection below.
 #if defined(__ANDROID__)
 # include <sys/cdefs.h>
@@ skipping 49 matching lines @@
 //  V8_OS_DRAGONFLYBSD  - DragonFlyBSD
 //  V8_OS_FREEBSD       - FreeBSD
 //  V8_OS_LINUX         - Linux
 //  V8_OS_MACOSX        - Mac OS X
 //  V8_OS_NACL          - Native Client
 //  V8_OS_NETBSD        - NetBSD
 //  V8_OS_OPENBSD       - OpenBSD
 //  V8_OS_POSIX         - POSIX compatible (mostly everything except Windows)
 //  V8_OS_QNX           - QNX Neutrino
 //  V8_OS_SOLARIS       - Sun Solaris and OpenSolaris
+//  V8_OS_AIX           - AIX
 //  V8_OS_WIN           - Microsoft Windows
 
 #if defined(__ANDROID__)
 # define V8_OS_ANDROID 1
 # define V8_OS_LINUX 1
 # define V8_OS_POSIX 1
 #elif defined(__APPLE__)
 # define V8_OS_BSD 1
 # define V8_OS_MACOSX 1
 # define V8_OS_POSIX 1
 #elif defined(__native_client__)
 # define V8_OS_NACL 1
 # define V8_OS_POSIX 1
 #elif defined(__CYGWIN__)
 # define V8_OS_CYGWIN 1
 # define V8_OS_POSIX 1
 #elif defined(__linux__)
 # define V8_OS_LINUX 1
 # define V8_OS_POSIX 1
 #elif defined(__sun)
 # define V8_OS_POSIX 1
 # define V8_OS_SOLARIS 1
+#elif defined(_AIX)
+#define V8_OS_POSIX 1
+#define V8_OS_AIX 1
 #elif defined(__FreeBSD__)
 # define V8_OS_BSD 1
 # define V8_OS_FREEBSD 1
 # define V8_OS_POSIX 1
 #elif defined(__DragonFly__)
 # define V8_OS_BSD 1
 # define V8_OS_DRAGONFLYBSD 1
 # define V8_OS_POSIX 1
 #elif defined(__NetBSD__)
 # define V8_OS_BSD 1
@@ skipping 307 matching lines @@
 # define V8_ALIGNOF(type) __alignof__(type)
 #else
 // Note that alignment of a type within a struct can be less than the
 // alignment of the type stand-alone (because of ancient ABIs), so this
 // should only be used as a last resort.
 namespace v8 { template <typename T> class AlignOfHelper { char c; T t; }; }
 # define V8_ALIGNOF(type) (sizeof(::v8::AlignOfHelper<type>) - sizeof(type))
 #endif
 
 #endif  // V8CONFIG_H_