Mercurial > hg > truffle
view src/os_cpu/linux_x86/vm/assembler_linux_x86.cpp @ 1352:895d9ade6111
Merge
author | asaha |
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date | Tue, 06 Apr 2010 22:06:57 -0700 |
parents | dc7f315e41f7 |
children | c18cbe5936b8 |
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/* * Copyright 1999-2008 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. * */ #include "incls/_precompiled.incl" #include "incls/_assembler_linux_x86.cpp.incl" #ifndef _LP64 void MacroAssembler::int3() { call(RuntimeAddress(CAST_FROM_FN_PTR(address, os::breakpoint))); } void MacroAssembler::get_thread(Register thread) { movl(thread, rsp); shrl(thread, PAGE_SHIFT); ExternalAddress tls_base((address)ThreadLocalStorage::sp_map_addr()); Address index(noreg, thread, Address::times_4); ArrayAddress tls(tls_base, index); movptr(thread, tls); } #else void MacroAssembler::int3() { call(RuntimeAddress(CAST_FROM_FN_PTR(address, os::breakpoint))); } void MacroAssembler::get_thread(Register thread) { // call pthread_getspecific // void * pthread_getspecific(pthread_key_t key); if (thread != rax) { push(rax); } push(rdi); push(rsi); push(rdx); push(rcx); push(r8); push(r9); push(r10); // XXX mov(r10, rsp); andq(rsp, -16); push(r10); push(r11); movl(rdi, ThreadLocalStorage::thread_index()); call(RuntimeAddress(CAST_FROM_FN_PTR(address, pthread_getspecific))); pop(r11); pop(rsp); pop(r10); pop(r9); pop(r8); pop(rcx); pop(rdx); pop(rsi); pop(rdi); if (thread != rax) { mov(thread, rax); pop(rax); } } #endif