--- old/src/os_cpu/bsd_x86/vm/threadLS_bsd_x86.hpp 2015-11-27 02:30:05.116490114 -0500 +++ /dev/null 2015-11-22 10:00:13.236500999 -0500 @@ -1,56 +0,0 @@ -/* - * Copyright (c) 1999, 2010, Oracle and/or its affiliates. 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_BSD_X86_VM_THREADLS_BSD_X86_HPP -#define OS_CPU_BSD_X86_VM_THREADLS_BSD_X86_HPP - - // Processor dependent parts of ThreadLocalStorage - -#ifndef AMD64 - // map stack pointer to thread pointer - see notes in threadLS_bsd_x86.cpp - #define SP_BITLENGTH 32 -#ifndef PAGE_SHIFT - #define PAGE_SHIFT 12 - #define PAGE_SIZE (1UL << PAGE_SHIFT) -#endif - static Thread* _sp_map[1UL << (SP_BITLENGTH - PAGE_SHIFT)]; -#endif // !AMD64 - -public: - -#ifndef AMD64 - static Thread** sp_map_addr() { return _sp_map; } -#endif // !AMD64 - - static Thread* thread() { -#ifdef AMD64 - return (Thread*) os::thread_local_storage_at(thread_index()); -#else - uintptr_t sp; - __asm__ volatile ("movl %%esp, %0" : "=r" (sp)); - return _sp_map[sp >> PAGE_SHIFT]; -#endif // AMD64 - } - -#endif // OS_CPU_BSD_X86_VM_THREADLS_BSD_X86_HPP