diff options
Diffstat (limited to 'windows_msvc-x86_64/include/google/protobuf/stubs/atomicops_internals_atomicword_compat.h')
-rw-r--r-- | windows_msvc-x86_64/include/google/protobuf/stubs/atomicops_internals_atomicword_compat.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/windows_msvc-x86_64/include/google/protobuf/stubs/atomicops_internals_atomicword_compat.h b/windows_msvc-x86_64/include/google/protobuf/stubs/atomicops_internals_atomicword_compat.h new file mode 100644 index 0000000..eb198ff --- /dev/null +++ b/windows_msvc-x86_64/include/google/protobuf/stubs/atomicops_internals_atomicword_compat.h @@ -0,0 +1,122 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2012 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// This file is an internal atomic implementation, use atomicops.h instead. + +#ifndef GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ATOMICWORD_COMPAT_H_ +#define GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ATOMICWORD_COMPAT_H_ + +// AtomicWord is a synonym for intptr_t, and Atomic32 is a synonym for int32, +// which in turn means int. On some LP32 platforms, intptr_t is an int, but +// on others, it's a long. When AtomicWord and Atomic32 are based on different +// fundamental types, their pointers are incompatible. +// +// This file defines function overloads to allow both AtomicWord and Atomic32 +// data to be used with this interface. +// +// On LP64 platforms, AtomicWord and Atomic64 are both always long, +// so this problem doesn't occur. + +#if !defined(GOOGLE_PROTOBUF_ARCH_64_BIT) + +namespace google { +namespace protobuf { +namespace internal { + +inline AtomicWord NoBarrier_CompareAndSwap(volatile AtomicWord* ptr, + AtomicWord old_value, + AtomicWord new_value) { + return NoBarrier_CompareAndSwap( + reinterpret_cast<volatile Atomic32*>(ptr), old_value, new_value); +} + +inline AtomicWord NoBarrier_AtomicExchange(volatile AtomicWord* ptr, + AtomicWord new_value) { + return NoBarrier_AtomicExchange( + reinterpret_cast<volatile Atomic32*>(ptr), new_value); +} + +inline AtomicWord NoBarrier_AtomicIncrement(volatile AtomicWord* ptr, + AtomicWord increment) { + return NoBarrier_AtomicIncrement( + reinterpret_cast<volatile Atomic32*>(ptr), increment); +} + +inline AtomicWord Barrier_AtomicIncrement(volatile AtomicWord* ptr, + AtomicWord increment) { + return Barrier_AtomicIncrement( + reinterpret_cast<volatile Atomic32*>(ptr), increment); +} + +inline AtomicWord Acquire_CompareAndSwap(volatile AtomicWord* ptr, + AtomicWord old_value, + AtomicWord new_value) { + return Acquire_CompareAndSwap( + reinterpret_cast<volatile Atomic32*>(ptr), old_value, new_value); +} + +inline AtomicWord Release_CompareAndSwap(volatile AtomicWord* ptr, + AtomicWord old_value, + AtomicWord new_value) { + return Release_CompareAndSwap( + reinterpret_cast<volatile Atomic32*>(ptr), old_value, new_value); +} + +inline void NoBarrier_Store(volatile AtomicWord *ptr, AtomicWord value) { + NoBarrier_Store(reinterpret_cast<volatile Atomic32*>(ptr), value); +} + +inline void Acquire_Store(volatile AtomicWord* ptr, AtomicWord value) { + return Acquire_Store(reinterpret_cast<volatile Atomic32*>(ptr), value); +} + +inline void Release_Store(volatile AtomicWord* ptr, AtomicWord value) { + return Release_Store(reinterpret_cast<volatile Atomic32*>(ptr), value); +} + +inline AtomicWord NoBarrier_Load(volatile const AtomicWord *ptr) { + return NoBarrier_Load(reinterpret_cast<volatile const Atomic32*>(ptr)); +} + +inline AtomicWord Acquire_Load(volatile const AtomicWord* ptr) { + return Acquire_Load(reinterpret_cast<volatile const Atomic32*>(ptr)); +} + +inline AtomicWord Release_Load(volatile const AtomicWord* ptr) { + return Release_Load(reinterpret_cast<volatile const Atomic32*>(ptr)); +} + +} // namespace internal +} // namespace protobuf +} // namespace google + +#endif // !defined(GOOGLE_PROTOBUF_ARCH_64_BIT) + +#endif // GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ATOMICWORD_COMPAT_H_ |