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src/os_cpu/linux_sparc/vm/atomic_linux_sparc.hpp

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rev 13266 : imported patch Atomic_refactoring

*** 25,59 **** #ifndef OS_CPU_LINUX_SPARC_VM_ATOMIC_LINUX_SPARC_INLINE_HPP #define OS_CPU_LINUX_SPARC_VM_ATOMIC_LINUX_SPARC_INLINE_HPP // Implementation of class atomic - inline void Atomic::store (jbyte store_value, jbyte* dest) { *dest = store_value; } - inline void Atomic::store (jshort store_value, jshort* dest) { *dest = store_value; } - inline void Atomic::store (jint store_value, jint* dest) { *dest = store_value; } - inline void Atomic::store (jlong store_value, jlong* dest) { *dest = store_value; } - inline void Atomic::store_ptr(intptr_t store_value, intptr_t* dest) { *dest = store_value; } - inline void Atomic::store_ptr(void* store_value, void* dest) { *(void**)dest = store_value; } - - inline void Atomic::store (jbyte store_value, volatile jbyte* dest) { *dest = store_value; } - inline void Atomic::store (jshort store_value, volatile jshort* dest) { *dest = store_value; } - inline void Atomic::store (jint store_value, volatile jint* dest) { *dest = store_value; } - inline void Atomic::store (jlong store_value, volatile jlong* dest) { *dest = store_value; } - inline void Atomic::store_ptr(intptr_t store_value, volatile intptr_t* dest) { *dest = store_value; } - inline void Atomic::store_ptr(void* store_value, volatile void* dest) { *(void* volatile *)dest = store_value; } - - inline void Atomic::inc (volatile jint* dest) { (void)add (1, dest); } - inline void Atomic::inc_ptr(volatile intptr_t* dest) { (void)add_ptr(1, dest); } - inline void Atomic::inc_ptr(volatile void* dest) { (void)add_ptr(1, dest); } - - inline void Atomic::dec (volatile jint* dest) { (void)add (-1, dest); } - inline void Atomic::dec_ptr(volatile intptr_t* dest) { (void)add_ptr(-1, dest); } - inline void Atomic::dec_ptr(volatile void* dest) { (void)add_ptr(-1, dest); } ! inline jlong Atomic::load(const volatile jlong* src) { return *src; } ! ! inline jint Atomic::add (jint add_value, volatile jint* dest) { intptr_t rv; __asm__ volatile( "1: \n\t" " ld [%2], %%o2\n\t" " add %1, %%o2, %%o3\n\t" --- 25,37 ---- #ifndef OS_CPU_LINUX_SPARC_VM_ATOMIC_LINUX_SPARC_INLINE_HPP #define OS_CPU_LINUX_SPARC_VM_ATOMIC_LINUX_SPARC_INLINE_HPP // Implementation of class atomic ! template <> ! inline int32_t Atomic::specialized_add<int32_t>(int32_t add_value, volatile int32_t* dest) { intptr_t rv; __asm__ volatile( "1: \n\t" " ld [%2], %%o2\n\t" " add %1, %%o2, %%o3\n\t"
*** 66,76 **** : "r" (add_value), "r" (dest) : "memory", "o2", "o3"); return rv; } ! inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) { intptr_t rv; __asm__ volatile( "1: \n\t" " ldx [%2], %%o2\n\t" " add %1, %%o2, %%o3\n\t" --- 44,56 ---- : "r" (add_value), "r" (dest) : "memory", "o2", "o3"); return rv; } ! ! template <> ! inline int64_t Atomic::specialized_add<int64_t>(int64_t add_value, volatile int64_t* dest) { intptr_t rv; __asm__ volatile( "1: \n\t" " ldx [%2], %%o2\n\t" " add %1, %%o2, %%o3\n\t"
*** 83,108 **** : "r" (add_value), "r" (dest) : "memory", "o2", "o3"); return rv; } - inline void* Atomic::add_ptr(intptr_t add_value, volatile void* dest) { - return (void*)add_ptr((intptr_t)add_value, (volatile intptr_t*)dest); - } ! ! inline jint Atomic::xchg (jint exchange_value, volatile jint* dest) { intptr_t rv = exchange_value; __asm__ volatile( " swap [%2],%1\n\t" : "=r" (rv) : "0" (exchange_value) /* we use same register as for return value */, "r" (dest) : "memory"); return rv; } ! inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) { intptr_t rv = exchange_value; __asm__ volatile( "1:\n\t" " mov %1, %%o3\n\t" " ldx [%2], %%o2\n\t" --- 63,87 ---- : "r" (add_value), "r" (dest) : "memory", "o2", "o3"); return rv; } ! template <> ! inline int32_t Atomic::specialized_xchg<int32_t>(int32_t exchange_value, volatile int32_t* dest) { intptr_t rv = exchange_value; __asm__ volatile( " swap [%2],%1\n\t" : "=r" (rv) : "0" (exchange_value) /* we use same register as for return value */, "r" (dest) : "memory"); return rv; } ! ! template <> ! inline int64_t Atomic::specialized_xchg<int64_t>(int64_t exchange_value, volatile int64_t* dest) { intptr_t rv = exchange_value; __asm__ volatile( "1:\n\t" " mov %1, %%o3\n\t" " ldx [%2], %%o2\n\t"
*** 115,159 **** : "r" (exchange_value), "r" (dest) : "memory", "o2", "o3"); return rv; } - inline void* Atomic::xchg_ptr(void* exchange_value, volatile void* dest) { - return (void*)xchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest); - } - ! inline jint Atomic::cmpxchg (jint exchange_value, volatile jint* dest, jint compare_value, cmpxchg_memory_order order) { ! jint rv; __asm__ volatile( " cas [%2], %3, %0" : "=r" (rv) : "0" (exchange_value), "r" (dest), "r" (compare_value) : "memory"); return rv; } - inline jlong Atomic::cmpxchg (jlong exchange_value, volatile jlong* dest, jlong compare_value, cmpxchg_memory_order order) { - jlong rv; - __asm__ volatile( - " casx [%2], %3, %0" - : "=r" (rv) - : "0" (exchange_value), "r" (dest), "r" (compare_value) - : "memory"); - return rv; - } ! inline intptr_t Atomic::cmpxchg_ptr(intptr_t exchange_value, volatile intptr_t* dest, intptr_t compare_value, cmpxchg_memory_order order) { ! intptr_t rv; __asm__ volatile( " casx [%2], %3, %0" : "=r" (rv) : "0" (exchange_value), "r" (dest), "r" (compare_value) : "memory"); return rv; } - inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value, cmpxchg_memory_order order) { - return (void*)cmpxchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest, (intptr_t)compare_value, order); - } - #endif // OS_CPU_LINUX_SPARC_VM_ATOMIC_LINUX_SPARC_INLINE_HPP --- 94,123 ---- : "r" (exchange_value), "r" (dest) : "memory", "o2", "o3"); return rv; } ! template <> ! inline int32_t Atomic::specialized_cmpxchg<int32_t>(int32_t exchange_value, volatile int32_t* dest, int32_t compare_value, cmpxchg_memory_order order) { ! int32_t rv; __asm__ volatile( " cas [%2], %3, %0" : "=r" (rv) : "0" (exchange_value), "r" (dest), "r" (compare_value) : "memory"); return rv; } ! template <> ! inline int64_t Atomic::specialized_cmpxchg<int64_t>(int64_t exchange_value, volatile int64_t* dest, int64_t compare_value, cmpxchg_memory_order order) { ! int64_t rv; __asm__ volatile( " casx [%2], %3, %0" : "=r" (rv) : "0" (exchange_value), "r" (dest), "r" (compare_value) : "memory"); return rv; } #endif // OS_CPU_LINUX_SPARC_VM_ATOMIC_LINUX_SPARC_INLINE_HPP
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