Sun, 21 Apr 2013 21:05:02 -0700
Merge
duke@435 | 1 | /* |
mikael@4153 | 2 | * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #ifndef OS_WINDOWS_VM_OS_WINDOWS_HPP |
stefank@2314 | 26 | #define OS_WINDOWS_VM_OS_WINDOWS_HPP |
duke@435 | 27 | // Win32_OS defines the interface to windows operating systems |
duke@435 | 28 | |
duke@435 | 29 | class win32 { |
nloodin@3783 | 30 | friend class os; |
duke@435 | 31 | |
duke@435 | 32 | protected: |
duke@435 | 33 | static int _vm_page_size; |
duke@435 | 34 | static int _vm_allocation_granularity; |
duke@435 | 35 | static int _processor_type; |
duke@435 | 36 | static int _processor_level; |
duke@435 | 37 | static julong _physical_memory; |
duke@435 | 38 | static size_t _default_stack_size; |
duke@435 | 39 | static bool _is_nt; |
jmasa@824 | 40 | static bool _is_windows_2003; |
ctornqvi@2520 | 41 | static bool _is_windows_server; |
duke@435 | 42 | |
nloodin@3783 | 43 | static void print_windows_version(outputStream* st); |
nloodin@3783 | 44 | |
duke@435 | 45 | public: |
duke@435 | 46 | // Windows-specific interface: |
duke@435 | 47 | static void initialize_system_info(); |
duke@435 | 48 | static void setmode_streams(); |
duke@435 | 49 | |
duke@435 | 50 | // Processor info as provided by NT |
duke@435 | 51 | static int processor_type() { return _processor_type; } |
duke@435 | 52 | // Processor level may not be accurate on non-NT systems |
duke@435 | 53 | static int processor_level() { |
duke@435 | 54 | assert(is_nt(), "use vm_version instead"); |
duke@435 | 55 | return _processor_level; |
duke@435 | 56 | } |
duke@435 | 57 | static julong available_memory(); |
duke@435 | 58 | static julong physical_memory() { return _physical_memory; } |
duke@435 | 59 | |
zgu@3031 | 60 | // load dll from Windows system directory or Windows directory |
zgu@3031 | 61 | static HINSTANCE load_Windows_dll(const char* name, char *ebuf, int ebuflen); |
zgu@3031 | 62 | |
duke@435 | 63 | public: |
duke@435 | 64 | // Generic interface: |
duke@435 | 65 | |
duke@435 | 66 | // Trace number of created threads |
duke@435 | 67 | static intx _os_thread_limit; |
duke@435 | 68 | static volatile intx _os_thread_count; |
duke@435 | 69 | |
duke@435 | 70 | // Tells whether the platform is NT or Windown95 |
duke@435 | 71 | static bool is_nt() { return _is_nt; } |
duke@435 | 72 | |
ctornqvi@2520 | 73 | // Tells whether this is a server version of Windows |
ctornqvi@2520 | 74 | static bool is_windows_server() { return _is_windows_server; } |
ctornqvi@2520 | 75 | |
jmasa@824 | 76 | // Tells whether the platform is Windows 2003 |
jmasa@824 | 77 | static bool is_windows_2003() { return _is_windows_2003; } |
jmasa@824 | 78 | |
duke@435 | 79 | // Returns the byte size of a virtual memory page |
duke@435 | 80 | static int vm_page_size() { return _vm_page_size; } |
duke@435 | 81 | |
duke@435 | 82 | // Returns the size in bytes of memory blocks which can be allocated. |
duke@435 | 83 | static int vm_allocation_granularity() { return _vm_allocation_granularity; } |
duke@435 | 84 | |
duke@435 | 85 | // Read the headers for the executable that started the current process into |
duke@435 | 86 | // the structure passed in (see winnt.h). |
duke@435 | 87 | static void read_executable_headers(PIMAGE_NT_HEADERS); |
duke@435 | 88 | |
duke@435 | 89 | // Default stack size for the current process. |
duke@435 | 90 | static size_t default_stack_size() { return _default_stack_size; } |
duke@435 | 91 | |
duke@435 | 92 | #ifndef _WIN64 |
duke@435 | 93 | // A wrapper to install a structured exception handler for fast JNI accesors. |
duke@435 | 94 | static address fast_jni_accessor_wrapper(BasicType); |
duke@435 | 95 | #endif |
duke@435 | 96 | |
duke@435 | 97 | // filter function to ignore faults on serializations page |
duke@435 | 98 | static LONG WINAPI serialize_fault_filter(struct _EXCEPTION_POINTERS* e); |
duke@435 | 99 | }; |
duke@435 | 100 | |
zgu@3900 | 101 | class PlatformEvent : public CHeapObj<mtInternal> { |
duke@435 | 102 | private: |
duke@435 | 103 | double CachePad [4] ; // increase odds that _Event is sole occupant of cache line |
duke@435 | 104 | volatile int _Event ; |
duke@435 | 105 | HANDLE _ParkHandle ; |
duke@435 | 106 | |
duke@435 | 107 | public: // TODO-FIXME: make dtor private |
duke@435 | 108 | ~PlatformEvent() { guarantee (0, "invariant") ; } |
duke@435 | 109 | |
duke@435 | 110 | public: |
duke@435 | 111 | PlatformEvent() { |
duke@435 | 112 | _Event = 0 ; |
duke@435 | 113 | _ParkHandle = CreateEvent (NULL, false, false, NULL) ; |
duke@435 | 114 | guarantee (_ParkHandle != NULL, "invariant") ; |
duke@435 | 115 | } |
duke@435 | 116 | |
duke@435 | 117 | // Exercise caution using reset() and fired() - they may require MEMBARs |
duke@435 | 118 | void reset() { _Event = 0 ; } |
duke@435 | 119 | int fired() { return _Event; } |
duke@435 | 120 | void park () ; |
duke@435 | 121 | void unpark () ; |
duke@435 | 122 | int park (jlong millis) ; |
duke@435 | 123 | } ; |
duke@435 | 124 | |
duke@435 | 125 | |
duke@435 | 126 | |
zgu@3900 | 127 | class PlatformParker : public CHeapObj<mtInternal> { |
duke@435 | 128 | protected: |
duke@435 | 129 | HANDLE _ParkEvent ; |
duke@435 | 130 | |
duke@435 | 131 | public: |
duke@435 | 132 | ~PlatformParker () { guarantee (0, "invariant") ; } |
duke@435 | 133 | PlatformParker () { |
duke@435 | 134 | _ParkEvent = CreateEvent (NULL, true, false, NULL) ; |
duke@435 | 135 | guarantee (_ParkEvent != NULL, "invariant") ; |
duke@435 | 136 | } |
duke@435 | 137 | |
duke@435 | 138 | } ; |
stefank@2314 | 139 | |
zgu@3031 | 140 | // JDK7 requires VS2010 |
zgu@3031 | 141 | #if _MSC_VER < 1600 |
zgu@3031 | 142 | #define JDK6_OR_EARLIER 1 |
zgu@3031 | 143 | #endif |
zgu@3031 | 144 | |
zgu@3031 | 145 | |
zgu@3031 | 146 | |
zgu@3031 | 147 | class WinSock2Dll: AllStatic { |
zgu@3031 | 148 | public: |
zgu@3031 | 149 | static BOOL WSAStartup(WORD, LPWSADATA); |
zgu@3031 | 150 | static struct hostent* gethostbyname(const char *name); |
zgu@3031 | 151 | static BOOL WinSock2Available(); |
zgu@3031 | 152 | #ifdef JDK6_OR_EARLIER |
zgu@3031 | 153 | private: |
zgu@3031 | 154 | static int (PASCAL FAR* _WSAStartup)(WORD, LPWSADATA); |
zgu@3031 | 155 | static struct hostent *(PASCAL FAR *_gethostbyname)(...); |
zgu@3031 | 156 | static BOOL initialized; |
zgu@3031 | 157 | |
zgu@3031 | 158 | static void initialize(); |
zgu@3031 | 159 | #endif |
zgu@3031 | 160 | }; |
zgu@3031 | 161 | |
zgu@3031 | 162 | class Kernel32Dll: AllStatic { |
zgu@3031 | 163 | public: |
zgu@3031 | 164 | static BOOL SwitchToThread(); |
zgu@3031 | 165 | static SIZE_T GetLargePageMinimum(); |
zgu@3031 | 166 | |
zgu@3031 | 167 | static BOOL SwitchToThreadAvailable(); |
zgu@3031 | 168 | static BOOL GetLargePageMinimumAvailable(); |
zgu@3031 | 169 | |
zgu@3031 | 170 | // Help tools |
zgu@3031 | 171 | static BOOL HelpToolsAvailable(); |
zgu@3031 | 172 | static HANDLE CreateToolhelp32Snapshot(DWORD,DWORD); |
zgu@3031 | 173 | static BOOL Module32First(HANDLE,LPMODULEENTRY32); |
zgu@3031 | 174 | static BOOL Module32Next(HANDLE,LPMODULEENTRY32); |
zgu@3031 | 175 | |
zgu@3031 | 176 | static BOOL GetNativeSystemInfoAvailable(); |
zgu@3031 | 177 | static void GetNativeSystemInfo(LPSYSTEM_INFO); |
zgu@3031 | 178 | |
iveresov@3085 | 179 | // NUMA calls |
iveresov@3085 | 180 | static BOOL NumaCallsAvailable(); |
iveresov@3085 | 181 | static LPVOID VirtualAllocExNuma(HANDLE, LPVOID, SIZE_T, DWORD, DWORD, DWORD); |
iveresov@3085 | 182 | static BOOL GetNumaHighestNodeNumber(PULONG); |
iveresov@3085 | 183 | static BOOL GetNumaNodeProcessorMask(UCHAR, PULONGLONG); |
iveresov@3085 | 184 | |
zgu@3900 | 185 | // Stack walking |
zgu@3900 | 186 | static USHORT RtlCaptureStackBackTrace(ULONG, ULONG, PVOID*, PULONG); |
zgu@3900 | 187 | |
zgu@3031 | 188 | private: |
zgu@3031 | 189 | // GetLargePageMinimum available on Windows Vista/Windows Server 2003 |
zgu@3031 | 190 | // and later |
iveresov@3085 | 191 | // NUMA calls available Windows Vista/WS2008 and later |
iveresov@3085 | 192 | |
zgu@3031 | 193 | static SIZE_T (WINAPI *_GetLargePageMinimum)(void); |
iveresov@3085 | 194 | static LPVOID (WINAPI *_VirtualAllocExNuma) (HANDLE, LPVOID, SIZE_T, DWORD, DWORD, DWORD); |
iveresov@3085 | 195 | static BOOL (WINAPI *_GetNumaHighestNodeNumber) (PULONG); |
iveresov@3085 | 196 | static BOOL (WINAPI *_GetNumaNodeProcessorMask) (UCHAR, PULONGLONG); |
zgu@3900 | 197 | static USHORT (WINAPI *_RtlCaptureStackBackTrace)(ULONG, ULONG, PVOID*, PULONG); |
zgu@3031 | 198 | static BOOL initialized; |
zgu@3031 | 199 | |
zgu@3031 | 200 | static void initialize(); |
iveresov@3085 | 201 | static void initializeCommon(); |
zgu@3031 | 202 | |
zgu@3031 | 203 | #ifdef JDK6_OR_EARLIER |
zgu@3031 | 204 | private: |
zgu@3031 | 205 | static BOOL (WINAPI *_SwitchToThread)(void); |
zgu@3031 | 206 | static HANDLE (WINAPI* _CreateToolhelp32Snapshot)(DWORD,DWORD); |
zgu@3031 | 207 | static BOOL (WINAPI* _Module32First)(HANDLE,LPMODULEENTRY32); |
zgu@3031 | 208 | static BOOL (WINAPI* _Module32Next)(HANDLE,LPMODULEENTRY32); |
zgu@3031 | 209 | static void (WINAPI *_GetNativeSystemInfo)(LPSYSTEM_INFO); |
zgu@3031 | 210 | #endif |
zgu@3031 | 211 | |
zgu@3031 | 212 | }; |
zgu@3031 | 213 | |
zgu@3031 | 214 | class Advapi32Dll: AllStatic { |
zgu@3031 | 215 | public: |
zgu@3031 | 216 | static BOOL AdjustTokenPrivileges(HANDLE, BOOL, PTOKEN_PRIVILEGES, DWORD, PTOKEN_PRIVILEGES, PDWORD); |
zgu@3031 | 217 | static BOOL OpenProcessToken(HANDLE, DWORD, PHANDLE); |
zgu@3031 | 218 | static BOOL LookupPrivilegeValue(LPCTSTR, LPCTSTR, PLUID); |
zgu@3031 | 219 | |
zgu@3031 | 220 | static BOOL AdvapiAvailable(); |
zgu@3031 | 221 | |
zgu@3031 | 222 | #ifdef JDK6_OR_EARLIER |
zgu@3031 | 223 | private: |
zgu@3031 | 224 | static BOOL (WINAPI *_AdjustTokenPrivileges)(HANDLE, BOOL, PTOKEN_PRIVILEGES, DWORD, PTOKEN_PRIVILEGES, PDWORD); |
zgu@3031 | 225 | static BOOL (WINAPI *_OpenProcessToken)(HANDLE, DWORD, PHANDLE); |
zgu@3031 | 226 | static BOOL (WINAPI *_LookupPrivilegeValue)(LPCTSTR, LPCTSTR, PLUID); |
zgu@3031 | 227 | static BOOL initialized; |
zgu@3031 | 228 | |
zgu@3031 | 229 | static void initialize(); |
zgu@3031 | 230 | #endif |
zgu@3031 | 231 | }; |
zgu@3031 | 232 | |
zgu@3031 | 233 | class PSApiDll: AllStatic { |
zgu@3031 | 234 | public: |
zgu@3031 | 235 | static BOOL EnumProcessModules(HANDLE, HMODULE *, DWORD, LPDWORD); |
zgu@3031 | 236 | static DWORD GetModuleFileNameEx(HANDLE, HMODULE, LPTSTR, DWORD); |
zgu@3031 | 237 | static BOOL GetModuleInformation(HANDLE, HMODULE, LPMODULEINFO, DWORD); |
zgu@3031 | 238 | |
zgu@3031 | 239 | static BOOL PSApiAvailable(); |
zgu@3031 | 240 | |
zgu@3031 | 241 | #ifdef JDK6_OR_EARLIER |
zgu@3031 | 242 | private: |
zgu@3031 | 243 | static BOOL (WINAPI *_EnumProcessModules)(HANDLE, HMODULE *, DWORD, LPDWORD); |
zgu@3031 | 244 | static BOOL (WINAPI *_GetModuleFileNameEx)(HANDLE, HMODULE, LPTSTR, DWORD);; |
zgu@3031 | 245 | static BOOL (WINAPI *_GetModuleInformation)(HANDLE, HMODULE, LPMODULEINFO, DWORD); |
zgu@3031 | 246 | static BOOL initialized; |
zgu@3031 | 247 | |
zgu@3031 | 248 | static void initialize(); |
zgu@3031 | 249 | #endif |
zgu@3031 | 250 | }; |
zgu@3031 | 251 | |
stefank@2314 | 252 | #endif // OS_WINDOWS_VM_OS_WINDOWS_HPP |