--- /dev/null 2014-11-19 12:19:41.930000000 -0500 +++ new/src/os_cpu/linux_aarch64/vm/orderAccess_linux_aarch64.inline.hpp 2015-01-15 13:32:00.994678062 -0500 @@ -0,0 +1,144 @@ +/* + * Copyright (c) 2003, 2011, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2014, Red Hat 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 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_LINUX_AARCH64_VM_ORDERACCESS_LINUX_AARCH64_INLINE_HPP +#define OS_CPU_LINUX_AARCH64_VM_ORDERACCESS_LINUX_AARCH64_INLINE_HPP + +#include "runtime/atomic.inline.hpp" +#include "runtime/orderAccess.hpp" +#include "runtime/os.hpp" +#include "vm_version_aarch64.hpp" + +// Implementation of class OrderAccess. + +inline void OrderAccess::loadload() { acquire(); } +inline void OrderAccess::storestore() { release(); } +inline void OrderAccess::loadstore() { acquire(); } +inline void OrderAccess::storeload() { fence(); } + +inline void OrderAccess::acquire() { + READ_MEM_BARRIER; +} + +inline void OrderAccess::release() { + WRITE_MEM_BARRIER; +} + +inline void OrderAccess::fence() { + FULL_MEM_BARRIER; +} + +inline jbyte OrderAccess::load_acquire(volatile jbyte* p) +{ jbyte data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jshort OrderAccess::load_acquire(volatile jshort* p) +{ jshort data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jint OrderAccess::load_acquire(volatile jint* p) +{ jint data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jlong OrderAccess::load_acquire(volatile jlong* p) +{ jlong data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jubyte OrderAccess::load_acquire(volatile jubyte* p) +{ jubyte data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jushort OrderAccess::load_acquire(volatile jushort* p) +{ jushort data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline juint OrderAccess::load_acquire(volatile juint* p) +{ juint data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline julong OrderAccess::load_acquire(volatile julong* p) +{ julong data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jfloat OrderAccess::load_acquire(volatile jfloat* p) +{ jfloat data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline jdouble OrderAccess::load_acquire(volatile jdouble* p) +{ jdouble data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) +{ intptr_t data; __atomic_load(p, &data, __ATOMIC_ACQUIRE); return data; } +inline void* OrderAccess::load_ptr_acquire(volatile void* p) +{ void* data; __atomic_load((void* volatile *)p, &data, __ATOMIC_ACQUIRE); return data; } +inline void* OrderAccess::load_ptr_acquire(const volatile void* p) +{ void* data; __atomic_load((void* const volatile *)p, &data, __ATOMIC_ACQUIRE); return data; } + +inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jshort* p, jshort v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jint* p, jint v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jlong* p, jlong v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jushort* p, jushort v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile juint* p, juint v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile julong* p, julong v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) +{ __atomic_store(p, &v, __ATOMIC_RELEASE); } +inline void OrderAccess::release_store_ptr(volatile void* p, void* v) +{ __atomic_store((void* volatile *)p, &v, __ATOMIC_RELEASE); } + +inline void OrderAccess::store_fence(jbyte* p, jbyte v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jshort* p, jshort v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jint* p, jint v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jlong* p, jlong v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jubyte* p, jubyte v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jushort* p, jushort v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(juint* p, juint v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(julong* p, julong v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jfloat* p, jfloat v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_fence(jdouble* p, jdouble v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_ptr_fence(intptr_t* p, intptr_t v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } +inline void OrderAccess::store_ptr_fence(void** p, void* v) +{ __atomic_store(p, &v, __ATOMIC_RELAXED); fence(); } + +inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { release_store(p, v); fence(); } +inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { release_store(p, v); fence(); } + +inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { release_store_ptr(p, v); fence(); } +inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { release_store_ptr(p, v); fence(); } + +#endif // OS_CPU_LINUX_AARCH64_VM_ORDERACCESS_LINUX_AARCH64_INLINE_HPP