diff -r b83f7d608548 -r 666e6ce3976c src/os_cpu/aix_ppc/vm/globals_aix_ppc.hpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/os_cpu/aix_ppc/vm/globals_aix_ppc.hpp	Fri Sep 06 20:16:09 2013 +0200
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2012, 2013 SAP AG. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef OS_CPU_AIX_OJDKPPC_VM_GLOBALS_AIX_PPC_HPP
+#define OS_CPU_AIX_OJDKPPC_VM_GLOBALS_AIX_PPC_HPP
+
+// Sets the default values for platform dependent flags used by the runtime system.
+// (see globals.hpp)
+
+define_pd_global(bool, DontYieldALot,            false);
+define_pd_global(intx, ThreadStackSize,          2048); // 0 => use system default
+define_pd_global(intx, VMThreadStackSize,        2048);
+
+// if we set CompilerThreadStackSize to a value different than 0, it will
+// be used in os::create_thread(). Otherwise, due the strange logic in os::create_thread(),
+// the stack size for compiler threads will default to VMThreadStackSize, although it
+// is defined to 4M in os::Aix::default_stack_size()!
+define_pd_global(intx, CompilerThreadStackSize,  4096);
+
+// Allow extra space in DEBUG builds for asserts.
+define_pd_global(uintx,JVMInvokeMethodSlack,     8192);
+
+define_pd_global(intx, StackYellowPages,         6);
+define_pd_global(intx, StackRedPages,            1);
+define_pd_global(intx, StackShadowPages,         6 DEBUG_ONLY(+2));
+
+// Only used on 64 bit platforms
+define_pd_global(uintx,HeapBaseMinAddress,       2*G);
+// Only used on 64 bit Windows platforms
+define_pd_global(bool, UseVectoredExceptions,    false);
+
+#endif // OS_CPU_AIX_OJDKPPC_VM_GLOBALS_AIX_PPC_HPP