82
83 static void rebuild_cpu_to_node_map();
84 static GrowableArray<int>* cpu_to_node() { return _cpu_to_node; }
85
86 static bool hugetlbfs_sanity_check(bool warn, size_t page_size);
87
88 public:
89
90 static void init_thread_fpu_state();
91 static pthread_t main_thread(void) { return _main_thread; }
92
93 static void hotspot_sigmask(Thread* thread);
94
95 static bool is_initial_thread(void);
96 static pid_t gettid();
97
98 static int page_size(void) { return _page_size; }
99 static void set_page_size(int val) { _page_size = val; }
100
101 static address ucontext_get_pc(ucontext_t* uc);
102 static intptr_t* ucontext_get_sp(ucontext_t* uc);
103 static intptr_t* ucontext_get_fp(ucontext_t* uc);
104
105 // For Analyzer Forte AsyncGetCallTrace profiling support:
106 //
107 // This interface should be declared in os_bsd_i486.hpp, but
108 // that file provides extensions to the os class and not the
109 // Bsd class.
110 static ExtendedPC fetch_frame_from_ucontext(Thread* thread, ucontext_t* uc,
111 intptr_t** ret_sp, intptr_t** ret_fp);
112
113 // This boolean allows users to forward their own non-matching signals
114 // to JVM_handle_bsd_signal, harmlessly.
115 static bool signal_handlers_are_installed;
116
117 static int get_our_sigflags(int);
118 static void set_our_sigflags(int, int);
119 static void signal_sets_init();
120 static void install_signal_handlers();
121 static void set_signal_handler(int, bool);
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82
83 static void rebuild_cpu_to_node_map();
84 static GrowableArray<int>* cpu_to_node() { return _cpu_to_node; }
85
86 static bool hugetlbfs_sanity_check(bool warn, size_t page_size);
87
88 public:
89
90 static void init_thread_fpu_state();
91 static pthread_t main_thread(void) { return _main_thread; }
92
93 static void hotspot_sigmask(Thread* thread);
94
95 static bool is_initial_thread(void);
96 static pid_t gettid();
97
98 static int page_size(void) { return _page_size; }
99 static void set_page_size(int val) { _page_size = val; }
100
101 static address ucontext_get_pc(ucontext_t* uc);
102 static void ucontext_set_pc(ucontext_t* uc, address pc);
103 static intptr_t* ucontext_get_sp(ucontext_t* uc);
104 static intptr_t* ucontext_get_fp(ucontext_t* uc);
105
106 // For Analyzer Forte AsyncGetCallTrace profiling support:
107 //
108 // This interface should be declared in os_bsd_i486.hpp, but
109 // that file provides extensions to the os class and not the
110 // Bsd class.
111 static ExtendedPC fetch_frame_from_ucontext(Thread* thread, ucontext_t* uc,
112 intptr_t** ret_sp, intptr_t** ret_fp);
113
114 // This boolean allows users to forward their own non-matching signals
115 // to JVM_handle_bsd_signal, harmlessly.
116 static bool signal_handlers_are_installed;
117
118 static int get_our_sigflags(int);
119 static void set_our_sigflags(int, int);
120 static void signal_sets_init();
121 static void install_signal_handlers();
122 static void set_signal_handler(int, bool);
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