Mercurial > hg > truffle
diff src/os_cpu/windows_x86/vm/threadLS_windows_x86.cpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/os_cpu/windows_x86/vm/threadLS_windows_x86.cpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,48 @@ +/* + * Copyright 1998-2003 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +// Provides an entry point we can link against and +// a buffer we can emit code into. The buffer is +// filled by ThreadLocalStorage::generate_code_for_get_thread +// and called from ThreadLocalStorage::thread() + +#include "incls/_precompiled.incl" +#include "incls/_threadLS_windows_x86.cpp.incl" + +int ThreadLocalStorage::_thread_ptr_offset = 0; + +static void call_wrapper_dummy() {} + +// We need to call the os_exception_wrapper once so that it sets +// up the offset from FS of the thread pointer. +void ThreadLocalStorage::generate_code_for_get_thread() { + os::os_exception_wrapper( (java_call_t)call_wrapper_dummy, + NULL, NULL, NULL, NULL); +} + +void ThreadLocalStorage::pd_init() { } + +void ThreadLocalStorage::pd_set_thread(Thread* thread) { + os::thread_local_storage_at_put(ThreadLocalStorage::thread_index(), thread); +}