< prev index next >

src/hotspot/os_cpu/solaris_x86/atomic_solaris_x86.hpp

Print this page
rev 49898 : 8202080: Introduce ordering semantics for Atomic::add and other RMW atomics
Reviewed-by:

*** 1,7 **** /* ! * Copyright (c) 1999, 2017, 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. --- 1,7 ---- /* ! * Copyright (c) 1999, 2018, 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.
*** 43,81 **** template<size_t byte_size> struct Atomic::PlatformAdd : Atomic::AddAndFetch<Atomic::PlatformAdd<byte_size> > { template<typename I, typename D> ! D add_and_fetch(I add_value, D volatile* dest) const; }; // Not using add_using_helper; see comment for cmpxchg. template<> template<typename I, typename D> ! inline D Atomic::PlatformAdd<4>::add_and_fetch(I add_value, D volatile* dest) const { STATIC_ASSERT(4 == sizeof(I)); STATIC_ASSERT(4 == sizeof(D)); return PrimitiveConversions::cast<D>( _Atomic_add(PrimitiveConversions::cast<int32_t>(add_value), reinterpret_cast<int32_t volatile*>(dest))); } // Not using add_using_helper; see comment for cmpxchg. template<> template<typename I, typename D> ! inline D Atomic::PlatformAdd<8>::add_and_fetch(I add_value, D volatile* dest) const { STATIC_ASSERT(8 == sizeof(I)); STATIC_ASSERT(8 == sizeof(D)); return PrimitiveConversions::cast<D>( _Atomic_add_long(PrimitiveConversions::cast<int64_t>(add_value), reinterpret_cast<int64_t volatile*>(dest))); } template<> template<typename T> inline T Atomic::PlatformXchg<4>::operator()(T exchange_value, ! T volatile* dest) const { STATIC_ASSERT(4 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_xchg(PrimitiveConversions::cast<int32_t>(exchange_value), reinterpret_cast<int32_t volatile*>(dest))); } --- 43,84 ---- template<size_t byte_size> struct Atomic::PlatformAdd : Atomic::AddAndFetch<Atomic::PlatformAdd<byte_size> > { template<typename I, typename D> ! D add_and_fetch(I add_value, D volatile* dest, atomic_memory_order order) const; }; // Not using add_using_helper; see comment for cmpxchg. template<> template<typename I, typename D> ! inline D Atomic::PlatformAdd<4>::add_and_fetch(I add_value, D volatile* dest, ! atomic_memory_order order) const { STATIC_ASSERT(4 == sizeof(I)); STATIC_ASSERT(4 == sizeof(D)); return PrimitiveConversions::cast<D>( _Atomic_add(PrimitiveConversions::cast<int32_t>(add_value), reinterpret_cast<int32_t volatile*>(dest))); } // Not using add_using_helper; see comment for cmpxchg. template<> template<typename I, typename D> ! inline D Atomic::PlatformAdd<8>::add_and_fetch(I add_value, D volatile* dest, ! atomic_memory_order order) const { STATIC_ASSERT(8 == sizeof(I)); STATIC_ASSERT(8 == sizeof(D)); return PrimitiveConversions::cast<D>( _Atomic_add_long(PrimitiveConversions::cast<int64_t>(add_value), reinterpret_cast<int64_t volatile*>(dest))); } template<> template<typename T> inline T Atomic::PlatformXchg<4>::operator()(T exchange_value, ! T volatile* dest, ! atomic_memory_order order) const { STATIC_ASSERT(4 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_xchg(PrimitiveConversions::cast<int32_t>(exchange_value), reinterpret_cast<int32_t volatile*>(dest))); }
*** 83,93 **** extern "C" int64_t _Atomic_xchg_long(int64_t exchange_value, volatile int64_t* dest); template<> template<typename T> inline T Atomic::PlatformXchg<8>::operator()(T exchange_value, ! T volatile* dest) const { STATIC_ASSERT(8 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_xchg_long(PrimitiveConversions::cast<int64_t>(exchange_value), reinterpret_cast<int64_t volatile*>(dest))); } --- 86,97 ---- extern "C" int64_t _Atomic_xchg_long(int64_t exchange_value, volatile int64_t* dest); template<> template<typename T> inline T Atomic::PlatformXchg<8>::operator()(T exchange_value, ! T volatile* dest, ! atomic_memory_order order) const { STATIC_ASSERT(8 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_xchg_long(PrimitiveConversions::cast<int64_t>(exchange_value), reinterpret_cast<int64_t volatile*>(dest))); }
*** 101,111 **** template<> template<typename T> inline T Atomic::PlatformCmpxchg<1>::operator()(T exchange_value, T volatile* dest, T compare_value, ! cmpxchg_memory_order order) const { STATIC_ASSERT(1 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_cmpxchg_byte(PrimitiveConversions::cast<int8_t>(exchange_value), reinterpret_cast<int8_t volatile*>(dest), PrimitiveConversions::cast<int8_t>(compare_value))); --- 105,115 ---- template<> template<typename T> inline T Atomic::PlatformCmpxchg<1>::operator()(T exchange_value, T volatile* dest, T compare_value, ! atomic_memory_order order) const { STATIC_ASSERT(1 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_cmpxchg_byte(PrimitiveConversions::cast<int8_t>(exchange_value), reinterpret_cast<int8_t volatile*>(dest), PrimitiveConversions::cast<int8_t>(compare_value)));
*** 114,124 **** template<> template<typename T> inline T Atomic::PlatformCmpxchg<4>::operator()(T exchange_value, T volatile* dest, T compare_value, ! cmpxchg_memory_order order) const { STATIC_ASSERT(4 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_cmpxchg(PrimitiveConversions::cast<int32_t>(exchange_value), reinterpret_cast<int32_t volatile*>(dest), PrimitiveConversions::cast<int32_t>(compare_value))); --- 118,128 ---- template<> template<typename T> inline T Atomic::PlatformCmpxchg<4>::operator()(T exchange_value, T volatile* dest, T compare_value, ! atomic_memory_order order) const { STATIC_ASSERT(4 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_cmpxchg(PrimitiveConversions::cast<int32_t>(exchange_value), reinterpret_cast<int32_t volatile*>(dest), PrimitiveConversions::cast<int32_t>(compare_value)));
*** 127,137 **** template<> template<typename T> inline T Atomic::PlatformCmpxchg<8>::operator()(T exchange_value, T volatile* dest, T compare_value, ! cmpxchg_memory_order order) const { STATIC_ASSERT(8 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_cmpxchg_long(PrimitiveConversions::cast<int64_t>(exchange_value), reinterpret_cast<int64_t volatile*>(dest), PrimitiveConversions::cast<int64_t>(compare_value))); --- 131,141 ---- template<> template<typename T> inline T Atomic::PlatformCmpxchg<8>::operator()(T exchange_value, T volatile* dest, T compare_value, ! atomic_memory_order order) const { STATIC_ASSERT(8 == sizeof(T)); return PrimitiveConversions::cast<T>( _Atomic_cmpxchg_long(PrimitiveConversions::cast<int64_t>(exchange_value), reinterpret_cast<int64_t volatile*>(dest), PrimitiveConversions::cast<int64_t>(compare_value)));
< prev index next >