125 static bool pd_uncommit_memory(char* addr, size_t bytes);
126 static bool pd_release_memory(char* addr, size_t bytes);
127
128 static char* pd_map_memory(int fd, const char* file_name, size_t file_offset,
129 char *addr, size_t bytes, bool read_only = false,
130 bool allow_exec = false);
131 static char* pd_remap_memory(int fd, const char* file_name, size_t file_offset,
132 char *addr, size_t bytes, bool read_only,
133 bool allow_exec);
134 static bool pd_unmap_memory(char *addr, size_t bytes);
135 static void pd_free_memory(char *addr, size_t bytes, size_t alignment_hint);
136 static void pd_realign_memory(char *addr, size_t bytes, size_t alignment_hint);
137
138 static size_t page_size_for_region(size_t region_size, size_t min_pages, bool must_be_aligned);
139
140 // Get summary strings for system information in buffer provided
141 static void get_summary_cpu_info(char* buf, size_t buflen);
142 static void get_summary_os_info(char* buf, size_t buflen);
143
144 static void initialize_initial_active_processor_count();
145 public:
146 static void init(void); // Called before command line parsing
147 static void init_before_ergo(void); // Called after command line parsing
148 // before VM ergonomics processing.
149 static jint init_2(void); // Called after command line parsing
150 // and VM ergonomics processing
151 static void init_globals(void) { // Called from init_globals() in init.cpp
152 init_globals_ext();
153 }
154
155 // File names are case-insensitive on windows only
156 // Override me as needed
157 static int file_name_strcmp(const char* s1, const char* s2);
158
159 // unset environment variable
160 static bool unsetenv(const char* name);
161
162 static bool have_special_privileges();
163
164 static jlong javaTimeMillis();
165 static jlong javaTimeNanos();
166 static void javaTimeNanos_info(jvmtiTimerInfo *info_ptr);
|
125 static bool pd_uncommit_memory(char* addr, size_t bytes);
126 static bool pd_release_memory(char* addr, size_t bytes);
127
128 static char* pd_map_memory(int fd, const char* file_name, size_t file_offset,
129 char *addr, size_t bytes, bool read_only = false,
130 bool allow_exec = false);
131 static char* pd_remap_memory(int fd, const char* file_name, size_t file_offset,
132 char *addr, size_t bytes, bool read_only,
133 bool allow_exec);
134 static bool pd_unmap_memory(char *addr, size_t bytes);
135 static void pd_free_memory(char *addr, size_t bytes, size_t alignment_hint);
136 static void pd_realign_memory(char *addr, size_t bytes, size_t alignment_hint);
137
138 static size_t page_size_for_region(size_t region_size, size_t min_pages, bool must_be_aligned);
139
140 // Get summary strings for system information in buffer provided
141 static void get_summary_cpu_info(char* buf, size_t buflen);
142 static void get_summary_os_info(char* buf, size_t buflen);
143
144 static void initialize_initial_active_processor_count();
145
146 LINUX_ONLY(static void pd_init_container_support();)
147
148 public:
149 static void init(void); // Called before command line parsing
150
151 static void init_container_support() { // Called during command line parsing.
152 LINUX_ONLY(pd_init_container_support();)
153 }
154
155 static void init_before_ergo(void); // Called after command line parsing
156 // before VM ergonomics processing.
157 static jint init_2(void); // Called after command line parsing
158 // and VM ergonomics processing
159 static void init_globals(void) { // Called from init_globals() in init.cpp
160 init_globals_ext();
161 }
162
163 // File names are case-insensitive on windows only
164 // Override me as needed
165 static int file_name_strcmp(const char* s1, const char* s2);
166
167 // unset environment variable
168 static bool unsetenv(const char* name);
169
170 static bool have_special_privileges();
171
172 static jlong javaTimeMillis();
173 static jlong javaTimeNanos();
174 static void javaTimeNanos_info(jvmtiTimerInfo *info_ptr);
|