// bsls_atomicoperations_powerpc64_aix_xlc.h -*-C++-*- #ifndef INCLUDED_BSLS_ATOMICOPERATIONS_POWERPC64_AIX_XLC #define INCLUDED_BSLS_ATOMICOPERATIONS_POWERPC64_AIX_XLC #include <bsls_ident.h> BSLS_IDENT("$Id: $") //@PURPOSE: Provide implementations of atomic operations for PowerPC/AIX-64bit. // //@CLASSES: // bsls::AtomicOperations_POWERPC64_AIX_XLC: atomics for PPC64/AIX. // //@DESCRIPTION: This component provides classes necessary to implement atomics // on the AIX PowerPC platform in 64bit mode with the xlC compiler. The // classes are for private use only. See 'bsls_atomicoperations' and // 'bsls_atomic' for the public interface to atomics. #include <bsls_atomicoperations_powerpc_aix_xlc_default.h> #include <bsls_platform.h> #include <bsls_types.h> #if defined(BSLS_PLATFORM_CPU_POWERPC) && defined(BSLS_PLATFORM_CMP_IBM) \ && defined(BSLS_PLATFORM_CPU_64_BIT) #include <builtins.h> namespace BloombergLP { namespace bsls { // *** functions implemented in assembly *** Types::Int64 AtomicOperations_Powerpc64_GetInt64( const volatile Types::Int64 *atomicInt); Types::Int64 AtomicOperations_Powerpc64_GetInt64Acquire( const volatile Types::Int64 *atomicInt); void AtomicOperations_Powerpc64_SetInt64(volatile Types::Int64 *atomicInt, Types::Int64 value); void AtomicOperations_Powerpc64_SetInt64Release( volatile Types::Int64 *atomicInt, Types::Int64 value); Types::Int64 AtomicOperations_Powerpc64_SwapInt64( volatile Types::Int64 *atomicInt, Types::Int64 value); Types::Int64 AtomicOperations_Powerpc64_SwapInt64AcqRel( volatile Types::Int64 *atomicInt, Types::Int64 value); Types::Int64 AtomicOperations_Powerpc64_testAndSwapInt64( volatile Types::Int64 *atomicInt, Types::Int64 compareValue, Types::Int64 swapValue); Types::Int64 AtomicOperations_Powerpc64_testAndSwapInt64AcqRel( volatile Types::Int64 *atomicInt, Types::Int64 compareValue, Types::Int64 swapValue); Types::Int64 AtomicOperations_Powerpc64_AddInt64( volatile Types::Int64 *atomicInt, Types::Int64 value); Types::Int64 AtomicOperations_Powerpc64_AddInt64AcqRel( volatile Types::Int64 *atomicInt, Types::Int64 value); struct AtomicOperations_POWERPC64_AIX_XLC; typedef AtomicOperations_POWERPC64_AIX_XLC AtomicOperations_Imp; // ============================================================ // struct Atomic_TypeTraits<AtomicOperations_POWERPC64_AIX_XLC> // ============================================================ template <> struct Atomic_TypeTraits<AtomicOperations_POWERPC64_AIX_XLC> { struct Int { volatile int d_value __attribute__((__aligned__(sizeof(int)))); }; struct Int64 { volatile Types::Int64 d_value __attribute__((__aligned__(sizeof(Types::Int64)))); }; struct Uint { volatile unsigned int d_value __attribute__((__aligned__(sizeof(unsigned int)))); }; struct Uint64 { volatile Types::Uint64 d_value __attribute__((__aligned__(sizeof(Types::Uint64)))); }; struct Pointer { void * volatile d_value __attribute__((__aligned__(sizeof(void *)))); }; }; // ========================================= // struct AtomicOperations_POWERPC64_AIX_XLC // ========================================= struct AtomicOperations_POWERPC64_AIX_XLC : AtomicOperations_POWERPC_AIX_XLC_Default64< AtomicOperations_POWERPC64_AIX_XLC> { typedef Atomic_TypeTraits<AtomicOperations_POWERPC64_AIX_XLC> AtomicTypes; // *** atomic functions for Int64 *** static Types::Int64 getInt64(const AtomicTypes::Int64 *atomicInt); static Types::Int64 getInt64Relaxed(const AtomicTypes::Int64 *atomicInt); static Types::Int64 getInt64Acquire(const AtomicTypes::Int64 *atomicInt); static void setInt64(AtomicTypes::Int64 *atomicInt, Types::Int64 value); static void setInt64Relaxed(AtomicTypes::Int64 *atomicInt, Types::Int64 value); static void setInt64Release(AtomicTypes::Int64 *atomicInt, Types::Int64 value); static Types::Int64 swapInt64(AtomicTypes::Int64 *atomicInt, Types::Int64 swapValue); static Types::Int64 swapInt64AcqRel(AtomicTypes::Int64 *atomicInt, Types::Int64 swapValue); static Types::Int64 testAndSwapInt64(AtomicTypes::Int64 *atomicInt, Types::Int64 compareValue, Types::Int64 swapValue); static Types::Int64 testAndSwapInt64AcqRel(AtomicTypes::Int64 *atomicInt, Types::Int64 compareValue, Types::Int64 swapValue); static Types::Int64 addInt64Nv(AtomicTypes::Int64 *atomicInt, Types::Int64 value); static Types::Int64 addInt64NvRelaxed(AtomicTypes::Int64 *atomicInt, Types::Int64 value); static Types::Int64 addInt64NvAcqRel(AtomicTypes::Int64 *atomicInt, Types::Int64 value); }; // =========================================================================== // INLINE FUNCTION DEFINITIONS // =========================================================================== // ----------------------------------------- // struct AtomicOperations_POWERPC64_AIX_XLC // ----------------------------------------- inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: getInt64(const AtomicTypes::Int64 *atomicInt) { return AtomicOperations_Powerpc64_GetInt64(&atomicInt->d_value); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: getInt64Relaxed(const AtomicTypes::Int64 *atomicInt) { return atomicInt->d_value; } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: getInt64Acquire(const AtomicTypes::Int64 *atomicInt) { return AtomicOperations_Powerpc64_GetInt64Acquire(&atomicInt->d_value); } inline void AtomicOperations_POWERPC64_AIX_XLC:: setInt64(AtomicTypes::Int64 *atomicInt, Types::Int64 value) { AtomicOperations_Powerpc64_SetInt64(&atomicInt->d_value, value); } inline void AtomicOperations_POWERPC64_AIX_XLC:: setInt64Relaxed(AtomicTypes::Int64 *atomicInt, Types::Int64 value) { atomicInt->d_value = value; } inline void AtomicOperations_POWERPC64_AIX_XLC:: setInt64Release(AtomicTypes::Int64 *atomicInt, Types::Int64 value) { AtomicOperations_Powerpc64_SetInt64Release(&atomicInt->d_value, value); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: swapInt64(AtomicTypes::Int64 *atomicInt, Types::Int64 swapValue) { return AtomicOperations_Powerpc64_SwapInt64(&atomicInt->d_value, swapValue); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: swapInt64AcqRel(AtomicTypes::Int64 *atomicInt, Types::Int64 swapValue) { return AtomicOperations_Powerpc64_SwapInt64AcqRel(&atomicInt->d_value, swapValue); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: testAndSwapInt64(AtomicTypes::Int64 *atomicInt, Types::Int64 compareValue, Types::Int64 swapValue) { return AtomicOperations_Powerpc64_testAndSwapInt64(&atomicInt->d_value, compareValue, swapValue); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: testAndSwapInt64AcqRel(AtomicTypes::Int64 *atomicInt, Types::Int64 compareValue, Types::Int64 swapValue) { return AtomicOperations_Powerpc64_testAndSwapInt64AcqRel( &atomicInt->d_value, compareValue, swapValue); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: addInt64Nv(AtomicTypes::Int64 *atomicInt, Types::Int64 value) { return AtomicOperations_Powerpc64_AddInt64(&atomicInt->d_value, value); } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: addInt64NvRelaxed(AtomicTypes::Int64 *atomicInt, Types::Int64 value) { return __fetch_and_addlp( reinterpret_cast<volatile long *>(&atomicInt->d_value), static_cast<long>(value)) + value; } inline Types::Int64 AtomicOperations_POWERPC64_AIX_XLC:: addInt64NvAcqRel(AtomicTypes::Int64 *atomicInt, Types::Int64 value) { return AtomicOperations_Powerpc64_AddInt64AcqRel(&atomicInt->d_value, value); } } // close package namespace } // close enterprise namespace #endif #endif // ---------------------------------------------------------------------------- // Copyright 2013 Bloomberg Finance L.P. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // ----------------------------- END-OF-FILE ----------------------------------