21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP
26 #define SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP
27
28 #include "gc/shared/gcUtil.hpp"
29 #include "runtime/os.hpp"
30 #include "utilities/top.hpp"
31
32 // Interface for thread local storage
33
34 // Fast variant of ThreadLocalStorage::get_thread_slow
35 extern "C" Thread* get_thread();
36
37 // Get raw thread id: e.g., %g7 on sparc, fs or gs on x86
38 extern "C" uintptr_t _raw_thread_id();
39
40 class ThreadLocalStorage : AllStatic {
41 public:
42 static void set_thread(Thread* thread);
43 static Thread* get_thread_slow();
44 static void invalidate_all() { pd_invalidate_all(); }
45
46 // Machine dependent stuff
47 #ifdef TARGET_OS_ARCH_linux_x86
48 # include "threadLS_linux_x86.hpp"
49 #endif
50 #ifdef TARGET_OS_ARCH_linux_sparc
51 # include "threadLS_linux_sparc.hpp"
52 #endif
53 #ifdef TARGET_OS_ARCH_linux_zero
54 # include "threadLS_linux_zero.hpp"
55 #endif
56 #ifdef TARGET_OS_ARCH_solaris_x86
57 # include "threadLS_solaris_x86.hpp"
58 #endif
59 #ifdef TARGET_OS_ARCH_solaris_sparc
60 # include "threadLS_solaris_sparc.hpp"
61 #endif
62 #ifdef TARGET_OS_ARCH_windows_x86
63 # include "threadLS_windows_x86.hpp"
64 #endif
65 #ifdef TARGET_OS_ARCH_linux_arm
66 # include "threadLS_linux_arm.hpp"
67 #endif
68 #ifdef TARGET_OS_ARCH_linux_ppc
69 # include "threadLS_linux_ppc.hpp"
70 #endif
71 #ifdef TARGET_OS_ARCH_linux_aarch64
72 # include "threadLS_linux_aarch64.hpp"
73 #endif
74 #ifdef TARGET_OS_ARCH_aix_ppc
75 # include "threadLS_aix_ppc.hpp"
76 #endif
77 #ifdef TARGET_OS_ARCH_bsd_x86
78 # include "threadLS_bsd_x86.hpp"
79 #endif
80 #ifdef TARGET_OS_ARCH_bsd_zero
81 # include "threadLS_bsd_zero.hpp"
82 #endif
83
84
85 public:
86 // Accessor
87 static inline int thread_index() { return _thread_index; }
88 static inline void set_thread_index(int index) { _thread_index = index; }
89
90 // Initialization
91 // Called explicitly from VMThread::activate_system instead of init_globals.
92 static void init();
93 static bool is_initialized();
94
95 private:
96 static int _thread_index;
97
98 static void generate_code_for_get_thread();
99
100 // Processor dependent parts of set_thread and initialization
101 static void pd_set_thread(Thread* thread);
102 static void pd_init();
103 // Invalidate any thread cacheing or optimization schemes.
104 static void pd_invalidate_all();
105
106 };
107
108 #endif // SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP
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21 * questions.
22 *
23 */
24
25 #ifndef SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP
26 #define SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP
27
28 #include "gc/shared/gcUtil.hpp"
29 #include "runtime/os.hpp"
30 #include "utilities/top.hpp"
31
32 // Interface for thread local storage
33
34 // Fast variant of ThreadLocalStorage::get_thread_slow
35 extern "C" Thread* get_thread();
36
37 // Get raw thread id: e.g., %g7 on sparc, fs or gs on x86
38 extern "C" uintptr_t _raw_thread_id();
39
40 class ThreadLocalStorage : AllStatic {
41
42 // Exported API
43 public:
44 static void set_thread(Thread* thread);
45 static Thread* get_thread_slow();
46 static void invalidate_all() { pd_invalidate_all(); }
47 static void init();
48 static bool is_initialized();
49
50 // Machine dependent stuff
51 #ifdef TARGET_OS_ARCH_linux_x86
52 # include "threadLS_linux_x86.hpp"
53 #endif
54 #ifdef TARGET_OS_ARCH_linux_sparc
55 # include "threadLS_linux_sparc.hpp"
56 #endif
57 #ifdef TARGET_OS_ARCH_linux_zero
58 # include "threadLS_linux_zero.hpp"
59 #endif
60 #ifdef TARGET_OS_ARCH_solaris_x86
61 # include "threadLS_solaris_x86.hpp"
62 #endif
63 #ifdef TARGET_OS_ARCH_solaris_sparc
64 # include "threadLS_solaris_sparc.hpp"
65 #endif
66 #ifdef TARGET_OS_ARCH_windows_x86
67 # include "threadLS_windows_x86.hpp"
68 #endif
69 #ifdef TARGET_OS_ARCH_linux_arm
70 # include "threadLS_linux_arm.hpp"
71 #endif
72 #ifdef TARGET_OS_ARCH_linux_ppc
73 # include "threadLS_linux_ppc.hpp"
74 #endif
75 #ifdef TARGET_OS_ARCH_linux_aarch64
76 # include "threadLS_linux_aarch64.hpp"
77 #endif
78 #ifdef TARGET_OS_ARCH_aix_ppc
79 # include "threadLS_aix_ppc.hpp"
80 #endif
81 #ifdef TARGET_OS_ARCH_bsd_x86
82 # include "threadLS_bsd_x86.hpp"
83 #endif
84 #ifdef TARGET_OS_ARCH_bsd_zero
85 # include "threadLS_bsd_zero.hpp"
86 #endif
87
88 #ifndef SOLARIS
89 public:
90 // Accessor
91 static inline int thread_index() { return _thread_index; }
92 static inline void set_thread_index(int index) { _thread_index = index; }
93
94 private:
95 static int _thread_index;
96
97 static void generate_code_for_get_thread();
98
99 // Processor dependent parts of set_thread and initialization
100 static void pd_set_thread(Thread* thread);
101 static void pd_init();
102
103 #endif // SOLARIS
104
105 // Invalidate any thread cacheing or optimization schemes.
106 static void pd_invalidate_all();
107
108 };
109
110 #endif // SHARE_VM_RUNTIME_THREADLOCALSTORAGE_HPP
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