1 /*
   2  * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_VM_RUNTIME_ATOMIC_INLINE_HPP
  26 #define SHARE_VM_RUNTIME_ATOMIC_INLINE_HPP
  27 
  28 #include "runtime/atomic.hpp"
  29 
  30 // Linux
  31 #ifdef TARGET_OS_ARCH_linux_x86
  32 # include "atomic_linux_x86.inline.hpp"
  33 #endif
  34 #ifdef TARGET_OS_ARCH_linux_sparc
  35 # include "atomic_linux_sparc.inline.hpp"
  36 #endif
  37 #ifdef TARGET_OS_ARCH_linux_zero
  38 # include "atomic_linux_zero.inline.hpp"
  39 #endif
  40 #ifdef TARGET_OS_ARCH_linux_arm
  41 # include "atomic_linux_arm.inline.hpp"
  42 #endif
  43 #ifdef TARGET_OS_ARCH_linux_ppc
  44 # include "atomic_linux_ppc.inline.hpp"
  45 #endif
  46 
  47 // Solaris
  48 #ifdef TARGET_OS_ARCH_solaris_x86
  49 # include "atomic_solaris_x86.inline.hpp"
  50 #endif
  51 #ifdef TARGET_OS_ARCH_solaris_sparc
  52 # include "atomic_solaris_sparc.inline.hpp"
  53 #endif
  54 
  55 // Windows
  56 #ifdef TARGET_OS_ARCH_windows_x86
  57 # include "atomic_windows_x86.inline.hpp"
  58 #endif
  59 
  60 // AIX
  61 #ifdef TARGET_OS_ARCH_aix_ppc
  62 # include "atomic_aix_ppc.inline.hpp"
  63 #endif
  64 
  65 // BSD
  66 #ifdef TARGET_OS_ARCH_bsd_x86
  67 # include "atomic_bsd_x86.inline.hpp"
  68 #endif
  69 #ifdef TARGET_OS_ARCH_bsd_zero
  70 # include "atomic_bsd_zero.inline.hpp"
  71 #endif
  72 
  73 // size_t casts...
  74 #if (SIZE_MAX != UINTPTR_MAX)
  75 #error size_t is not WORD_SIZE, interesting platform, but missing implementation here
  76 #endif
  77 
  78 inline size_t Atomic::add(size_t add_value, volatile size_t* dest) {
  79   return (size_t) add_ptr((intptr_t) add_value, (volatile intptr_t*) dest);
  80 }
  81 
  82 inline void Atomic::inc(volatile size_t* dest) {
  83   inc_ptr((volatile intptr_t*) dest);
  84 }
  85 
  86 inline void Atomic::dec(volatile size_t* dest) {
  87   dec_ptr((volatile intptr_t*) dest);
  88 }
  89 
  90 #ifndef VM_HAS_SPECIALIZED_CMPXCHG_BYTE
  91 // See comment in atomic.cpp how to override.
  92 inline jbyte Atomic::cmpxchg(jbyte exchange_value, volatile jbyte *dest, jbyte comparand)
  93 {
  94   return cmpxchg_general(exchange_value, dest, comparand);
  95 }
  96 #endif // VM_HAS_SPECIALIZED_CMPXCHG_BYTE
  97 
  98 #endif // SHARE_VM_RUNTIME_ATOMIC_INLINE_HPP