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src/os_cpu/solaris_x86/vm/atomic_solaris_x86.inline.hpp

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rev 11110 : 8155949: Support relaxed semantics in cmpxchg
Reviewed-by:
Contributed-by: HORII@jp.ibm.com, mdoerr


  68 extern "C" {
  69   jint _Atomic_add(jint add_value, volatile jint* dest IS_MP_DECL());
  70   jint _Atomic_xchg(jint exchange_value, volatile jint* dest);
  71   jbyte _Atomic_cmpxchg_byte(jbyte exchange_value, volatile jbyte* dest,
  72                        jbyte compare_value IS_MP_DECL());
  73   jint _Atomic_cmpxchg(jint exchange_value, volatile jint* dest,
  74                        jint compare_value IS_MP_DECL());
  75   jlong _Atomic_cmpxchg_long(jlong exchange_value, volatile jlong* dest,
  76                              jlong compare_value IS_MP_DECL());
  77 }
  78 
  79 inline jint     Atomic::add    (jint     add_value, volatile jint*     dest) {
  80   return _Atomic_add(add_value, dest IS_MP_ARG());
  81 }
  82 
  83 inline jint     Atomic::xchg       (jint     exchange_value, volatile jint*     dest) {
  84   return _Atomic_xchg(exchange_value, dest);
  85 }
  86 
  87 #define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
  88 inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value) {
  89   return _Atomic_cmpxchg_byte(exchange_value, dest, compare_value IS_MP_ARG());
  90 }
  91 
  92 inline jint     Atomic::cmpxchg    (jint     exchange_value, volatile jint*     dest, jint     compare_value) {
  93   return _Atomic_cmpxchg(exchange_value, dest, compare_value IS_MP_ARG());
  94 }
  95 
  96 inline jlong    Atomic::cmpxchg    (jlong    exchange_value, volatile jlong*    dest, jlong    compare_value) {
  97   return _Atomic_cmpxchg_long(exchange_value, dest, compare_value IS_MP_ARG());
  98 }
  99 
 100 
 101 #ifdef AMD64
 102 inline void Atomic::store    (jlong    store_value, jlong*             dest) { *dest = store_value; }
 103 inline void Atomic::store    (jlong    store_value, volatile jlong*    dest) { *dest = store_value; }
 104 extern "C" jlong _Atomic_add_long(jlong add_value, volatile jlong* dest);
 105 extern "C" jlong _Atomic_xchg_long(jlong exchange_value, volatile jlong* dest);
 106 
 107 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) {
 108   return (intptr_t)_Atomic_add_long((jlong)add_value, (volatile jlong*)dest);
 109 }
 110 
 111 inline void*    Atomic::add_ptr(intptr_t add_value, volatile void*     dest) {
 112   return (void*)_Atomic_add_long((jlong)add_value, (volatile jlong*)dest);
 113 }
 114 
 115 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
 116   return (intptr_t)_Atomic_xchg_long((jlong)exchange_value, (volatile jlong*)dest);
 117 }
 118 
 119 inline void*    Atomic::xchg_ptr(void*    exchange_value, volatile void*     dest) {
 120   return (void*)_Atomic_xchg_long((jlong)exchange_value, (volatile jlong*)dest);
 121 }
 122 
 123 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value) {
 124   return (intptr_t)_Atomic_cmpxchg_long((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value);
 125 }
 126 
 127 inline void*    Atomic::cmpxchg_ptr(void*    exchange_value, volatile void*     dest, void*    compare_value) {
 128   return (void*)_Atomic_cmpxchg_long((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value);
 129 }
 130 
 131 inline jlong Atomic::load(volatile jlong* src) { return *src; }
 132 
 133 #else // !AMD64
 134 
 135 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) {
 136   return (intptr_t)add((jint)add_value, (volatile jint*)dest);
 137 }
 138 
 139 inline void*    Atomic::add_ptr(intptr_t add_value, volatile void*     dest) {
 140   return (void*)add((jint)add_value, (volatile jint*)dest);
 141 }
 142 
 143 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
 144   return (intptr_t)xchg((jint)exchange_value, (volatile jint*)dest);
 145 }
 146 
 147 inline void*    Atomic::xchg_ptr(void*    exchange_value, volatile void*     dest) {
 148   return (void*)xchg((jint)exchange_value, (volatile jint*)dest);
 149 }
 150 
 151 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value) {
 152   return (intptr_t)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value);
 153 }
 154 
 155 inline void*    Atomic::cmpxchg_ptr(void*    exchange_value, volatile void*     dest, void*    compare_value) {
 156   return (void*)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value);
 157 }
 158 
 159 extern "C" void _Atomic_move_long(volatile jlong* src, volatile jlong* dst);
 160 
 161 inline jlong Atomic::load(volatile jlong* src) {
 162   volatile jlong dest;
 163   _Atomic_move_long(src, &dest);
 164   return dest;
 165 }
 166 
 167 inline void Atomic::store(jlong store_value, jlong* dest) {
 168   _Atomic_move_long((volatile jlong*)&store_value, (volatile jlong*)dest);
 169 }
 170 
 171 inline void Atomic::store(jlong store_value, volatile jlong* dest) {
 172   _Atomic_move_long((volatile jlong*)&store_value, dest);
 173 }
 174 
 175 #endif // AMD64
 176 




  68 extern "C" {
  69   jint _Atomic_add(jint add_value, volatile jint* dest IS_MP_DECL());
  70   jint _Atomic_xchg(jint exchange_value, volatile jint* dest);
  71   jbyte _Atomic_cmpxchg_byte(jbyte exchange_value, volatile jbyte* dest,
  72                        jbyte compare_value IS_MP_DECL());
  73   jint _Atomic_cmpxchg(jint exchange_value, volatile jint* dest,
  74                        jint compare_value IS_MP_DECL());
  75   jlong _Atomic_cmpxchg_long(jlong exchange_value, volatile jlong* dest,
  76                              jlong compare_value IS_MP_DECL());
  77 }
  78 
  79 inline jint     Atomic::add    (jint     add_value, volatile jint*     dest) {
  80   return _Atomic_add(add_value, dest IS_MP_ARG());
  81 }
  82 
  83 inline jint     Atomic::xchg       (jint     exchange_value, volatile jint*     dest) {
  84   return _Atomic_xchg(exchange_value, dest);
  85 }
  86 
  87 #define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
  88 inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value, cmpxchg_memory_order order) {
  89   return _Atomic_cmpxchg_byte(exchange_value, dest, compare_value IS_MP_ARG());
  90 }
  91 
  92 inline jint     Atomic::cmpxchg    (jint     exchange_value, volatile jint*     dest, jint     compare_value, cmpxchg_memory_order order) {
  93   return _Atomic_cmpxchg(exchange_value, dest, compare_value IS_MP_ARG());
  94 }
  95 
  96 inline jlong    Atomic::cmpxchg    (jlong    exchange_value, volatile jlong*    dest, jlong    compare_value, cmpxchg_memory_order order) {
  97   return _Atomic_cmpxchg_long(exchange_value, dest, compare_value IS_MP_ARG());
  98 }
  99 
 100 
 101 #ifdef AMD64
 102 inline void Atomic::store    (jlong    store_value, jlong*             dest) { *dest = store_value; }
 103 inline void Atomic::store    (jlong    store_value, volatile jlong*    dest) { *dest = store_value; }
 104 extern "C" jlong _Atomic_add_long(jlong add_value, volatile jlong* dest);
 105 extern "C" jlong _Atomic_xchg_long(jlong exchange_value, volatile jlong* dest);
 106 
 107 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) {
 108   return (intptr_t)_Atomic_add_long((jlong)add_value, (volatile jlong*)dest);
 109 }
 110 
 111 inline void*    Atomic::add_ptr(intptr_t add_value, volatile void*     dest) {
 112   return (void*)_Atomic_add_long((jlong)add_value, (volatile jlong*)dest);
 113 }
 114 
 115 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
 116   return (intptr_t)_Atomic_xchg_long((jlong)exchange_value, (volatile jlong*)dest);
 117 }
 118 
 119 inline void*    Atomic::xchg_ptr(void*    exchange_value, volatile void*     dest) {
 120   return (void*)_Atomic_xchg_long((jlong)exchange_value, (volatile jlong*)dest);
 121 }
 122 
 123 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value, cmpxchg_memory_order order) {
 124   return (intptr_t)_Atomic_cmpxchg_long((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value, order);
 125 }
 126 
 127 inline void*    Atomic::cmpxchg_ptr(void*    exchange_value, volatile void*     dest, void*    compare_value, cmpxchg_memory_order order) {
 128   return (void*)_Atomic_cmpxchg_long((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value, order);
 129 }
 130 
 131 inline jlong Atomic::load(volatile jlong* src) { return *src; }
 132 
 133 #else // !AMD64
 134 
 135 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) {
 136   return (intptr_t)add((jint)add_value, (volatile jint*)dest);
 137 }
 138 
 139 inline void*    Atomic::add_ptr(intptr_t add_value, volatile void*     dest) {
 140   return (void*)add((jint)add_value, (volatile jint*)dest);
 141 }
 142 
 143 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
 144   return (intptr_t)xchg((jint)exchange_value, (volatile jint*)dest);
 145 }
 146 
 147 inline void*    Atomic::xchg_ptr(void*    exchange_value, volatile void*     dest) {
 148   return (void*)xchg((jint)exchange_value, (volatile jint*)dest);
 149 }
 150 
 151 inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value, cmpxchg_memory_order order) {
 152   return (intptr_t)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value, order);
 153 }
 154 
 155 inline void*    Atomic::cmpxchg_ptr(void*    exchange_value, volatile void*     dest, void*    compare_value, cmpxchg_memory_order order) {
 156   return (void*)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value, order);
 157 }
 158 
 159 extern "C" void _Atomic_move_long(volatile jlong* src, volatile jlong* dst);
 160 
 161 inline jlong Atomic::load(volatile jlong* src) {
 162   volatile jlong dest;
 163   _Atomic_move_long(src, &dest);
 164   return dest;
 165 }
 166 
 167 inline void Atomic::store(jlong store_value, jlong* dest) {
 168   _Atomic_move_long((volatile jlong*)&store_value, (volatile jlong*)dest);
 169 }
 170 
 171 inline void Atomic::store(jlong store_value, volatile jlong* dest) {
 172   _Atomic_move_long((volatile jlong*)&store_value, dest);
 173 }
 174 
 175 #endif // AMD64
 176 


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