| /* |
| * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. |
| * Copyright (c) 2014 SAP SE. 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 SHARE_VM_RUNTIME_ORDERACCESS_INLINE_HPP |
| #define SHARE_VM_RUNTIME_ORDERACCESS_INLINE_HPP |
| |
| #include "runtime/atomic.inline.hpp" |
| #include "runtime/orderAccess.hpp" |
| |
| // Linux |
| #ifdef TARGET_OS_ARCH_linux_x86 |
| # include "orderAccess_linux_x86.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_linux_sparc |
| # include "orderAccess_linux_sparc.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_linux_zero |
| # include "orderAccess_linux_zero.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_linux_arm |
| # include "orderAccess_linux_arm.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_linux_aarch64 |
| # include "orderAccess_linux_aarch64.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_linux_ppc |
| # include "orderAccess_linux_ppc.inline.hpp" |
| #endif |
| |
| // Solaris |
| #ifdef TARGET_OS_ARCH_solaris_x86 |
| # include "orderAccess_solaris_x86.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_solaris_sparc |
| # include "orderAccess_solaris_sparc.inline.hpp" |
| #endif |
| |
| // Windows |
| #ifdef TARGET_OS_ARCH_windows_x86 |
| # include "orderAccess_windows_x86.inline.hpp" |
| #endif |
| |
| // AIX |
| #ifdef TARGET_OS_ARCH_aix_ppc |
| # include "orderAccess_aix_ppc.inline.hpp" |
| #endif |
| |
| // BSD |
| #ifdef TARGET_OS_ARCH_bsd_x86 |
| # include "orderAccess_bsd_x86.inline.hpp" |
| #endif |
| #ifdef TARGET_OS_ARCH_bsd_zero |
| # include "orderAccess_bsd_zero.inline.hpp" |
| #endif |
| |
| #ifdef VM_HAS_GENERALIZED_ORDER_ACCESS |
| |
| template<> inline void ScopedFenceGeneral<X_ACQUIRE>::postfix() { OrderAccess::acquire(); } |
| template<> inline void ScopedFenceGeneral<RELEASE_X>::prefix() { OrderAccess::release(); } |
| template<> inline void ScopedFenceGeneral<RELEASE_X_FENCE>::prefix() { OrderAccess::release(); } |
| template<> inline void ScopedFenceGeneral<RELEASE_X_FENCE>::postfix() { OrderAccess::fence(); } |
| |
| |
| template <typename FieldType, ScopedFenceType FenceType> |
| inline void OrderAccess::ordered_store(volatile FieldType* p, FieldType v) { |
| ScopedFence<FenceType> f((void*)p); |
| store(p, v); |
| } |
| |
| template <typename FieldType, ScopedFenceType FenceType> |
| inline FieldType OrderAccess::ordered_load(volatile FieldType* p) { |
| ScopedFence<FenceType> f((void*)p); |
| return load(p); |
| } |
| |
| inline jbyte OrderAccess::load_acquire(volatile jbyte* p) { return specialized_load_acquire(p); } |
| inline jshort OrderAccess::load_acquire(volatile jshort* p) { return specialized_load_acquire(p); } |
| inline jint OrderAccess::load_acquire(volatile jint* p) { return specialized_load_acquire(p); } |
| inline jlong OrderAccess::load_acquire(volatile jlong* p) { return specialized_load_acquire(p); } |
| inline jfloat OrderAccess::load_acquire(volatile jfloat* p) { return specialized_load_acquire(p); } |
| inline jdouble OrderAccess::load_acquire(volatile jdouble* p) { return specialized_load_acquire(p); } |
| inline jubyte OrderAccess::load_acquire(volatile jubyte* p) { return (jubyte) specialized_load_acquire((volatile jbyte*)p); } |
| inline jushort OrderAccess::load_acquire(volatile jushort* p) { return (jushort)specialized_load_acquire((volatile jshort*)p); } |
| inline juint OrderAccess::load_acquire(volatile juint* p) { return (juint) specialized_load_acquire((volatile jint*)p); } |
| inline julong OrderAccess::load_acquire(volatile julong* p) { return (julong) specialized_load_acquire((volatile jlong*)p); } |
| |
| inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) { return (intptr_t)specialized_load_acquire(p); } |
| inline void* OrderAccess::load_ptr_acquire(volatile void* p) { return (void*)specialized_load_acquire((volatile intptr_t*)p); } |
| inline void* OrderAccess::load_ptr_acquire(const volatile void* p) { return (void*)specialized_load_acquire((volatile intptr_t*)p); } |
| |
| inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store(volatile jshort* p, jshort v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store(volatile jint* p, jint v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store(volatile jlong* p, jlong v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) { specialized_release_store((volatile jbyte*) p, (jbyte) v); } |
| inline void OrderAccess::release_store(volatile jushort* p, jushort v) { specialized_release_store((volatile jshort*)p, (jshort)v); } |
| inline void OrderAccess::release_store(volatile juint* p, juint v) { specialized_release_store((volatile jint*) p, (jint) v); } |
| inline void OrderAccess::release_store(volatile julong* p, julong v) { specialized_release_store((volatile jlong*) p, (jlong) v); } |
| |
| inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) { specialized_release_store(p, v); } |
| inline void OrderAccess::release_store_ptr(volatile void* p, void* v) { specialized_release_store((volatile intptr_t*)p, (intptr_t)v); } |
| |
| inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { specialized_release_store_fence((volatile jbyte*) p, (jbyte) v); } |
| inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { specialized_release_store_fence((volatile jshort*)p, (jshort)v); } |
| inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { specialized_release_store_fence((volatile jint*) p, (jint) v); } |
| inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { specialized_release_store_fence((volatile jlong*) p, (jlong) v); } |
| |
| inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { specialized_release_store_fence(p, v); } |
| inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { specialized_release_store_fence((volatile intptr_t*)p, (intptr_t)v); } |
| |
| // The following methods can be specialized using simple template specialization |
| // in the platform specific files for optimization purposes. Otherwise the |
| // generalized variant is used. |
| template<typename T> inline T OrderAccess::specialized_load_acquire (volatile T* p) { return ordered_load<T, X_ACQUIRE>(p); } |
| template<typename T> inline void OrderAccess::specialized_release_store (volatile T* p, T v) { ordered_store<T, RELEASE_X>(p, v); } |
| template<typename T> inline void OrderAccess::specialized_release_store_fence(volatile T* p, T v) { ordered_store<T, RELEASE_X_FENCE>(p, v); } |
| |
| // Generalized atomic volatile accesses valid in OrderAccess |
| // All other types can be expressed in terms of these. |
| inline void OrderAccess::store(volatile jbyte* p, jbyte v) { *p = v; } |
| inline void OrderAccess::store(volatile jshort* p, jshort v) { *p = v; } |
| inline void OrderAccess::store(volatile jint* p, jint v) { *p = v; } |
| inline void OrderAccess::store(volatile jlong* p, jlong v) { Atomic::store(v, p); } |
| inline void OrderAccess::store(volatile jdouble* p, jdouble v) { Atomic::store(jlong_cast(v), (volatile jlong*)p); } |
| inline void OrderAccess::store(volatile jfloat* p, jfloat v) { *p = v; } |
| |
| inline jbyte OrderAccess::load(volatile jbyte* p) { return *p; } |
| inline jshort OrderAccess::load(volatile jshort* p) { return *p; } |
| inline jint OrderAccess::load(volatile jint* p) { return *p; } |
| inline jlong OrderAccess::load(volatile jlong* p) { return Atomic::load(p); } |
| inline jdouble OrderAccess::load(volatile jdouble* p) { return jdouble_cast(Atomic::load((volatile jlong*)p)); } |
| inline jfloat OrderAccess::load(volatile jfloat* p) { return *p; } |
| |
| #endif // VM_HAS_GENERALIZED_ORDER_ACCESS |
| |
| #endif // SHARE_VM_RUNTIME_ORDERACCESS_INLINE_HPP |
