34 inline void Atomic::store_ptr(intptr_t store_value, intptr_t* dest) { *dest = store_value; }
35 inline void Atomic::store_ptr(void* store_value, void* dest) { *(void**)dest = store_value; }
36
37 inline void Atomic::store (jbyte store_value, volatile jbyte* dest) { *dest = store_value; }
38 inline void Atomic::store (jshort store_value, volatile jshort* dest) { *dest = store_value; }
39 inline void Atomic::store (jint store_value, volatile jint* dest) { *dest = store_value; }
40 inline void Atomic::store (jlong store_value, volatile jlong* dest) { *dest = store_value; }
41 inline void Atomic::store_ptr(intptr_t store_value, volatile intptr_t* dest) { *dest = store_value; }
42 inline void Atomic::store_ptr(void* store_value, volatile void* dest) { *(void* volatile *)dest = store_value; }
43
44 inline void Atomic::inc (volatile jint* dest) { (void)add (1, dest); }
45 inline void Atomic::inc_ptr(volatile intptr_t* dest) { (void)add_ptr(1, dest); }
46 inline void Atomic::inc_ptr(volatile void* dest) { (void)add_ptr(1, dest); }
47
48 inline void Atomic::dec (volatile jint* dest) { (void)add (-1, dest); }
49 inline void Atomic::dec_ptr(volatile intptr_t* dest) { (void)add_ptr(-1, dest); }
50 inline void Atomic::dec_ptr(volatile void* dest) { (void)add_ptr(-1, dest); }
51
52 inline jlong Atomic::load(const volatile jlong* src) { return *src; }
53
54 inline jint Atomic::add (jint add_value, volatile jint* dest) {
55 intptr_t rv;
56 __asm__ volatile(
57 "1: \n\t"
58 " ld [%2], %%o2\n\t"
59 " add %1, %%o2, %%o3\n\t"
60 " cas [%2], %%o2, %%o3\n\t"
61 " cmp %%o2, %%o3\n\t"
62 " bne 1b\n\t"
63 " nop\n\t"
64 " add %1, %%o2, %0\n\t"
65 : "=r" (rv)
66 : "r" (add_value), "r" (dest)
67 : "memory", "o2", "o3");
68 return rv;
69 }
70
71 inline intptr_t Atomic::add_ptr(intptr_t add_value, volatile intptr_t* dest) {
72 intptr_t rv;
73 __asm__ volatile(
74 "1: \n\t"
75 " ldx [%2], %%o2\n\t"
76 " add %1, %%o2, %%o3\n\t"
77 " casx [%2], %%o2, %%o3\n\t"
78 " cmp %%o2, %%o3\n\t"
79 " bne %%xcc, 1b\n\t"
80 " nop\n\t"
81 " add %1, %%o2, %0\n\t"
82 : "=r" (rv)
83 : "r" (add_value), "r" (dest)
84 : "memory", "o2", "o3");
85 return rv;
86 }
87
88 inline void* Atomic::add_ptr(intptr_t add_value, volatile void* dest) {
89 return (void*)add_ptr((intptr_t)add_value, (volatile intptr_t*)dest);
90 }
91
92
93 inline jint Atomic::xchg (jint exchange_value, volatile jint* dest) {
94 intptr_t rv = exchange_value;
95 __asm__ volatile(
96 " swap [%2],%1\n\t"
97 : "=r" (rv)
98 : "0" (exchange_value) /* we use same register as for return value */, "r" (dest)
99 : "memory");
100 return rv;
101 }
102
103 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
104 intptr_t rv = exchange_value;
105 __asm__ volatile(
106 "1:\n\t"
107 " mov %1, %%o3\n\t"
108 " ldx [%2], %%o2\n\t"
109 " casx [%2], %%o2, %%o3\n\t"
|
34 inline void Atomic::store_ptr(intptr_t store_value, intptr_t* dest) { *dest = store_value; }
35 inline void Atomic::store_ptr(void* store_value, void* dest) { *(void**)dest = store_value; }
36
37 inline void Atomic::store (jbyte store_value, volatile jbyte* dest) { *dest = store_value; }
38 inline void Atomic::store (jshort store_value, volatile jshort* dest) { *dest = store_value; }
39 inline void Atomic::store (jint store_value, volatile jint* dest) { *dest = store_value; }
40 inline void Atomic::store (jlong store_value, volatile jlong* dest) { *dest = store_value; }
41 inline void Atomic::store_ptr(intptr_t store_value, volatile intptr_t* dest) { *dest = store_value; }
42 inline void Atomic::store_ptr(void* store_value, volatile void* dest) { *(void* volatile *)dest = store_value; }
43
44 inline void Atomic::inc (volatile jint* dest) { (void)add (1, dest); }
45 inline void Atomic::inc_ptr(volatile intptr_t* dest) { (void)add_ptr(1, dest); }
46 inline void Atomic::inc_ptr(volatile void* dest) { (void)add_ptr(1, dest); }
47
48 inline void Atomic::dec (volatile jint* dest) { (void)add (-1, dest); }
49 inline void Atomic::dec_ptr(volatile intptr_t* dest) { (void)add_ptr(-1, dest); }
50 inline void Atomic::dec_ptr(volatile void* dest) { (void)add_ptr(-1, dest); }
51
52 inline jlong Atomic::load(const volatile jlong* src) { return *src; }
53
54 template<size_t byte_size>
55 struct Atomic::PlatformAdd
56 : Atomic::AddAndFetch<Atomic::PlatformAdd<byte_size> >
57 {
58 template<typename I, typename D>
59 D add_and_fetch(I add_value, D volatile* dest) const;
60 };
61
62 template<>
63 template<typename I, typename D>
64 inline D Atomic::PlatformAdd<4>::add_and_fetch(I add_value, D volatile* dest) const {
65 STATIC_CAST(4 == sizeof(I));
66 STATIC_CAST(4 == sizeof(D));
67
68 D rv;
69 __asm__ volatile(
70 "1: \n\t"
71 " ld [%2], %%o2\n\t"
72 " add %1, %%o2, %%o3\n\t"
73 " cas [%2], %%o2, %%o3\n\t"
74 " cmp %%o2, %%o3\n\t"
75 " bne 1b\n\t"
76 " nop\n\t"
77 " add %1, %%o2, %0\n\t"
78 : "=r" (rv)
79 : "r" (add_value), "r" (dest)
80 : "memory", "o2", "o3");
81 return rv;
82 }
83
84 template<typename I, typename D>
85 inline D Atomic::PlatformAdd<8>::add_and_fetch(I add_value, D volatile* dest) const {
86 STATIC_CAST(8 == sizeof(I));
87 STATIC_CAST(8 == sizeof(D));
88
89 D rv;
90 __asm__ volatile(
91 "1: \n\t"
92 " ldx [%2], %%o2\n\t"
93 " add %1, %%o2, %%o3\n\t"
94 " casx [%2], %%o2, %%o3\n\t"
95 " cmp %%o2, %%o3\n\t"
96 " bne %%xcc, 1b\n\t"
97 " nop\n\t"
98 " add %1, %%o2, %0\n\t"
99 : "=r" (rv)
100 : "r" (add_value), "r" (dest)
101 : "memory", "o2", "o3");
102 return rv;
103 }
104
105
106 inline jint Atomic::xchg (jint exchange_value, volatile jint* dest) {
107 intptr_t rv = exchange_value;
108 __asm__ volatile(
109 " swap [%2],%1\n\t"
110 : "=r" (rv)
111 : "0" (exchange_value) /* we use same register as for return value */, "r" (dest)
112 : "memory");
113 return rv;
114 }
115
116 inline intptr_t Atomic::xchg_ptr(intptr_t exchange_value, volatile intptr_t* dest) {
117 intptr_t rv = exchange_value;
118 __asm__ volatile(
119 "1:\n\t"
120 " mov %1, %%o3\n\t"
121 " ldx [%2], %%o2\n\t"
122 " casx [%2], %%o2, %%o3\n\t"
|