Mercurial > hg > graal-compiler
annotate src/share/vm/runtime/arguments.hpp @ 18096:ca6d25be853b jdk8u25-b13
8044269: Analysis of archive files.
Summary: Add checksum verification.
Reviewed-by: iklam, dholmes, mschoene
| author | jiangli |
|---|---|
| date | Tue, 12 Aug 2014 17:46:16 -0400 |
| parents | 78bbf4d43a14 |
| children | 52b4284cb496 99dbb9cd9521 |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17648
diff
changeset
|
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1284
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1284
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
|
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1284
diff
changeset
|
21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_RUNTIME_ARGUMENTS_HPP |
| 26 #define SHARE_VM_RUNTIME_ARGUMENTS_HPP | |
| 27 | |
| 28 #include "runtime/java.hpp" | |
| 29 #include "runtime/perfData.hpp" | |
|
17648
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
30 #include "utilities/debug.hpp" |
| 1972 | 31 #include "utilities/top.hpp" |
| 32 | |
| 0 | 33 // Arguments parses the command line and recognizes options |
| 34 | |
| 35 // Invocation API hook typedefs (these should really be defined in jni.hpp) | |
| 36 extern "C" { | |
| 37 typedef void (JNICALL *abort_hook_t)(void); | |
| 38 typedef void (JNICALL *exit_hook_t)(jint code); | |
|
17937
78bbf4d43a14
8037816: Fix for 8036122 breaks build with Xcode5/clang
drchase
parents:
17648
diff
changeset
|
39 typedef jint (JNICALL *vfprintf_hook_t)(FILE *fp, const char *format, va_list args) ATTRIBUTE_PRINTF(2, 0); |
| 0 | 40 } |
| 41 | |
| 42 // Forward declarations | |
| 43 | |
| 44 class SysClassPath; | |
| 45 | |
| 46 // Element describing System and User (-Dkey=value flags) defined property. | |
| 47 | |
| 6197 | 48 class SystemProperty: public CHeapObj<mtInternal> { |
| 0 | 49 private: |
| 50 char* _key; | |
| 51 char* _value; | |
| 52 SystemProperty* _next; | |
| 53 bool _writeable; | |
| 54 bool writeable() { return _writeable; } | |
| 55 | |
| 56 public: | |
| 57 // Accessors | |
| 58 const char* key() const { return _key; } | |
| 59 char* value() const { return _value; } | |
| 60 SystemProperty* next() const { return _next; } | |
| 61 void set_next(SystemProperty* next) { _next = next; } | |
| 62 bool set_value(char *value) { | |
| 63 if (writeable()) { | |
| 64 if (_value != NULL) { | |
| 65 FreeHeap(_value); | |
| 66 } | |
| 6197 | 67 _value = AllocateHeap(strlen(value)+1, mtInternal); |
| 0 | 68 if (_value != NULL) { |
| 69 strcpy(_value, value); | |
| 70 } | |
| 71 return true; | |
| 72 } | |
| 73 return false; | |
| 74 } | |
| 75 | |
| 76 void append_value(const char *value) { | |
| 77 char *sp; | |
| 78 size_t len = 0; | |
| 79 if (value != NULL) { | |
| 80 len = strlen(value); | |
| 81 if (_value != NULL) { | |
| 82 len += strlen(_value); | |
| 83 } | |
| 6197 | 84 sp = AllocateHeap(len+2, mtInternal); |
| 0 | 85 if (sp != NULL) { |
| 86 if (_value != NULL) { | |
| 87 strcpy(sp, _value); | |
| 88 strcat(sp, os::path_separator()); | |
| 89 strcat(sp, value); | |
| 90 FreeHeap(_value); | |
| 91 } else { | |
| 92 strcpy(sp, value); | |
| 93 } | |
| 94 _value = sp; | |
| 95 } | |
| 96 } | |
| 97 } | |
| 98 | |
| 99 // Constructor | |
| 100 SystemProperty(const char* key, const char* value, bool writeable) { | |
| 101 if (key == NULL) { | |
| 102 _key = NULL; | |
| 103 } else { | |
| 6197 | 104 _key = AllocateHeap(strlen(key)+1, mtInternal); |
| 0 | 105 strcpy(_key, key); |
| 106 } | |
| 107 if (value == NULL) { | |
| 108 _value = NULL; | |
| 109 } else { | |
| 6197 | 110 _value = AllocateHeap(strlen(value)+1, mtInternal); |
| 0 | 111 strcpy(_value, value); |
| 112 } | |
| 113 _next = NULL; | |
| 114 _writeable = writeable; | |
| 115 } | |
| 116 }; | |
| 117 | |
| 118 | |
| 119 // For use by -agentlib, -agentpath and -Xrun | |
| 6197 | 120 class AgentLibrary : public CHeapObj<mtInternal> { |
| 0 | 121 friend class AgentLibraryList; |
|
12117
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
122 public: |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
123 // Is this library valid or not. Don't rely on os_lib == NULL as statically |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
124 // linked lib could have handle of RTLD_DEFAULT which == 0 on some platforms |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
125 enum AgentState { |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
126 agent_invalid = 0, |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
127 agent_valid = 1 |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
128 }; |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
129 |
| 0 | 130 private: |
| 131 char* _name; | |
| 132 char* _options; | |
| 133 void* _os_lib; | |
| 134 bool _is_absolute_path; | |
|
12117
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
135 bool _is_static_lib; |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
136 AgentState _state; |
| 0 | 137 AgentLibrary* _next; |
| 138 | |
| 139 public: | |
| 140 // Accessors | |
| 141 const char* name() const { return _name; } | |
| 142 char* options() const { return _options; } | |
| 143 bool is_absolute_path() const { return _is_absolute_path; } | |
| 144 void* os_lib() const { return _os_lib; } | |
| 145 void set_os_lib(void* os_lib) { _os_lib = os_lib; } | |
| 146 AgentLibrary* next() const { return _next; } | |
|
12117
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
147 bool is_static_lib() const { return _is_static_lib; } |
| 12220 | 148 void set_static_lib(bool is_static_lib) { _is_static_lib = is_static_lib; } |
|
12117
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
149 bool valid() { return (_state == agent_valid); } |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
150 void set_valid() { _state = agent_valid; } |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
151 void set_invalid() { _state = agent_invalid; } |
| 0 | 152 |
| 153 // Constructor | |
| 154 AgentLibrary(const char* name, const char* options, bool is_absolute_path, void* os_lib) { | |
| 6197 | 155 _name = AllocateHeap(strlen(name)+1, mtInternal); |
| 0 | 156 strcpy(_name, name); |
| 157 if (options == NULL) { | |
| 158 _options = NULL; | |
| 159 } else { | |
| 6197 | 160 _options = AllocateHeap(strlen(options)+1, mtInternal); |
| 0 | 161 strcpy(_options, options); |
| 162 } | |
| 163 _is_absolute_path = is_absolute_path; | |
| 164 _os_lib = os_lib; | |
| 165 _next = NULL; | |
|
12117
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
166 _state = agent_invalid; |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
167 _is_static_lib = false; |
| 0 | 168 } |
| 169 }; | |
| 170 | |
| 171 // maintain an order of entry list of AgentLibrary | |
| 172 class AgentLibraryList VALUE_OBJ_CLASS_SPEC { | |
| 173 private: | |
| 174 AgentLibrary* _first; | |
| 175 AgentLibrary* _last; | |
| 176 public: | |
| 177 bool is_empty() const { return _first == NULL; } | |
| 178 AgentLibrary* first() const { return _first; } | |
| 179 | |
| 180 // add to the end of the list | |
| 181 void add(AgentLibrary* lib) { | |
| 182 if (is_empty()) { | |
| 183 _first = _last = lib; | |
| 184 } else { | |
| 185 _last->_next = lib; | |
| 186 _last = lib; | |
| 187 } | |
| 188 lib->_next = NULL; | |
| 189 } | |
| 190 | |
| 191 // search for and remove a library known to be in the list | |
| 192 void remove(AgentLibrary* lib) { | |
| 193 AgentLibrary* curr; | |
| 194 AgentLibrary* prev = NULL; | |
| 195 for (curr = first(); curr != NULL; prev = curr, curr = curr->next()) { | |
| 196 if (curr == lib) { | |
| 197 break; | |
| 198 } | |
| 199 } | |
| 200 assert(curr != NULL, "always should be found"); | |
| 201 | |
| 202 if (curr != NULL) { | |
| 203 // it was found, by-pass this library | |
| 204 if (prev == NULL) { | |
| 205 _first = curr->_next; | |
| 206 } else { | |
| 207 prev->_next = curr->_next; | |
| 208 } | |
| 209 if (curr == _last) { | |
| 210 _last = prev; | |
| 211 } | |
| 212 curr->_next = NULL; | |
| 213 } | |
| 214 } | |
| 215 | |
| 216 AgentLibraryList() { | |
| 217 _first = NULL; | |
| 218 _last = NULL; | |
| 219 } | |
| 220 }; | |
| 221 | |
| 222 | |
| 223 class Arguments : AllStatic { | |
| 224 friend class VMStructs; | |
| 225 friend class JvmtiExport; | |
| 226 public: | |
| 227 // Operation modi | |
| 228 enum Mode { | |
| 229 _int, // corresponds to -Xint | |
| 230 _mixed, // corresponds to -Xmixed | |
| 231 _comp // corresponds to -Xcomp | |
| 232 }; | |
| 233 | |
| 234 enum ArgsRange { | |
| 235 arg_unreadable = -3, | |
| 236 arg_too_small = -2, | |
| 237 arg_too_big = -1, | |
| 238 arg_in_range = 0 | |
| 239 }; | |
| 240 | |
| 241 private: | |
| 242 | |
| 243 // an array containing all flags specified in the .hotspotrc file | |
| 244 static char** _jvm_flags_array; | |
| 245 static int _num_jvm_flags; | |
| 246 // an array containing all jvm arguments specified in the command line | |
| 247 static char** _jvm_args_array; | |
| 248 static int _num_jvm_args; | |
| 249 // string containing all java command (class/jarfile name and app args) | |
| 250 static char* _java_command; | |
| 251 | |
| 252 // Property list | |
| 253 static SystemProperty* _system_properties; | |
| 254 | |
| 255 // Quick accessor to System properties in the list: | |
| 256 static SystemProperty *_java_ext_dirs; | |
| 257 static SystemProperty *_java_endorsed_dirs; | |
| 258 static SystemProperty *_sun_boot_library_path; | |
| 259 static SystemProperty *_java_library_path; | |
| 260 static SystemProperty *_java_home; | |
| 261 static SystemProperty *_java_class_path; | |
| 262 static SystemProperty *_sun_boot_class_path; | |
| 263 | |
| 264 // Meta-index for knowing what packages are in the boot class path | |
| 265 static char* _meta_index_path; | |
| 266 static char* _meta_index_dir; | |
| 267 | |
| 268 // java.vendor.url.bug, bug reporting URL for fatal errors. | |
| 269 static const char* _java_vendor_url_bug; | |
| 270 | |
| 271 // sun.java.launcher, private property to provide information about | |
| 272 // java/gamma launcher | |
| 273 static const char* _sun_java_launcher; | |
| 274 | |
| 275 // sun.java.launcher.pid, private property | |
| 276 static int _sun_java_launcher_pid; | |
| 277 | |
|
2302
da091bb67459
7022037: Pause when exiting if debugger is attached on windows
sla
parents:
1972
diff
changeset
|
278 // was this VM created by the gamma launcher |
|
da091bb67459
7022037: Pause when exiting if debugger is attached on windows
sla
parents:
1972
diff
changeset
|
279 static bool _created_by_gamma_launcher; |
|
da091bb67459
7022037: Pause when exiting if debugger is attached on windows
sla
parents:
1972
diff
changeset
|
280 |
| 0 | 281 // Option flags |
| 282 static bool _has_profile; | |
| 283 static const char* _gc_log_filename; | |
|
12233
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
284 // Value of the conservative maximum heap alignment needed |
|
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
285 static size_t _conservative_max_heap_alignment; |
|
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
286 |
| 0 | 287 static uintx _min_heap_size; |
| 288 | |
| 289 // -Xrun arguments | |
| 290 static AgentLibraryList _libraryList; | |
| 291 static void add_init_library(const char* name, char* options) | |
| 292 { _libraryList.add(new AgentLibrary(name, options, false, NULL)); } | |
| 293 | |
| 294 // -agentlib and -agentpath arguments | |
| 295 static AgentLibraryList _agentList; | |
| 296 static void add_init_agent(const char* name, char* options, bool absolute_path) | |
| 297 { _agentList.add(new AgentLibrary(name, options, absolute_path, NULL)); } | |
| 298 | |
| 299 // Late-binding agents not started via arguments | |
|
12117
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
300 static void add_loaded_agent(AgentLibrary *agentLib) |
|
f92b82d454fa
8014135: The JVMTI specification does not conform to recent changes in JNI specification
bpittore
parents:
12056
diff
changeset
|
301 { _agentList.add(agentLib); } |
| 0 | 302 static void add_loaded_agent(const char* name, char* options, bool absolute_path, void* os_lib) |
| 303 { _agentList.add(new AgentLibrary(name, options, absolute_path, os_lib)); } | |
| 304 | |
| 305 // Operation modi | |
| 306 static Mode _mode; | |
| 307 static void set_mode_flags(Mode mode); | |
| 308 static bool _java_compiler; | |
| 309 static void set_java_compiler(bool arg) { _java_compiler = arg; } | |
| 310 static bool java_compiler() { return _java_compiler; } | |
| 311 | |
| 312 // -Xdebug flag | |
| 313 static bool _xdebug_mode; | |
| 314 static void set_xdebug_mode(bool arg) { _xdebug_mode = arg; } | |
| 315 static bool xdebug_mode() { return _xdebug_mode; } | |
| 316 | |
| 317 // Used to save default settings | |
| 318 static bool _AlwaysCompileLoopMethods; | |
| 319 static bool _UseOnStackReplacement; | |
| 320 static bool _BackgroundCompilation; | |
| 321 static bool _ClipInlining; | |
| 322 static bool _CIDynamicCompilePriority; | |
| 323 | |
| 1783 | 324 // Tiered |
| 325 static void set_tiered_flags(); | |
| 0 | 326 // CMS/ParNew garbage collectors |
| 327 static void set_parnew_gc_flags(); | |
| 328 static void set_cms_and_parnew_gc_flags(); | |
|
342
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
10
diff
changeset
|
329 // UseParallel[Old]GC |
| 0 | 330 static void set_parallel_gc_flags(); |
|
342
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
10
diff
changeset
|
331 // Garbage-First (UseG1GC) |
|
37f87013dfd8
6711316: Open source the Garbage-First garbage collector
ysr
parents:
10
diff
changeset
|
332 static void set_g1_gc_flags(); |
| 0 | 333 // GC ergonomics |
|
12233
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
334 static void set_conservative_max_heap_alignment(); |
|
8741
eac371996b44
8001049: VM crashes when running with large -Xms and not specifying ObjectAlignmentInBytes
brutisso
parents:
8734
diff
changeset
|
335 static void set_use_compressed_oops(); |
|
12056
740e263c80c6
8003424: Enable Class Data Sharing for CompressedOops
hseigel
parents:
11096
diff
changeset
|
336 static void set_use_compressed_klass_ptrs(); |
| 0 | 337 static void set_ergonomics_flags(); |
|
2362
a2c2eac1ca62
7018056: large pages not always enabled by default
jcoomes
parents:
2302
diff
changeset
|
338 static void set_shared_spaces_flags(); |
|
8854
754c24457b20
7112912: Message "Error occurred during initialization of VM" on boxes with lots of RAM
tschatzl
parents:
8741
diff
changeset
|
339 // limits the given memory size by the maximum amount of memory this process is |
|
754c24457b20
7112912: Message "Error occurred during initialization of VM" on boxes with lots of RAM
tschatzl
parents:
8741
diff
changeset
|
340 // currently allowed to allocate or reserve. |
|
754c24457b20
7112912: Message "Error occurred during initialization of VM" on boxes with lots of RAM
tschatzl
parents:
8741
diff
changeset
|
341 static julong limit_by_allocatable_memory(julong size); |
| 1064 | 342 // Setup heap size |
| 343 static void set_heap_size(); | |
| 0 | 344 // Based on automatic selection criteria, should the |
| 345 // low pause collector be used. | |
| 346 static bool should_auto_select_low_pause_collector(); | |
| 347 | |
| 348 // Bytecode rewriting | |
| 349 static void set_bytecode_flags(); | |
| 350 | |
| 351 // Invocation API hooks | |
| 352 static abort_hook_t _abort_hook; | |
| 353 static exit_hook_t _exit_hook; | |
| 354 static vfprintf_hook_t _vfprintf_hook; | |
| 355 | |
| 356 // System properties | |
| 357 static bool add_property(const char* prop); | |
| 358 | |
| 359 // Aggressive optimization flags. | |
| 360 static void set_aggressive_opts_flags(); | |
| 361 | |
| 362 // Argument parsing | |
| 363 static void do_pd_flag_adjustments(); | |
|
12322
72b7e96c1922
8024545: make develop and notproduct flag values available in product builds
twisti
parents:
12253
diff
changeset
|
364 static bool parse_argument(const char* arg, Flag::Flags origin); |
|
72b7e96c1922
8024545: make develop and notproduct flag values available in product builds
twisti
parents:
12253
diff
changeset
|
365 static bool process_argument(const char* arg, jboolean ignore_unrecognized, Flag::Flags origin); |
| 0 | 366 static void process_java_launcher_argument(const char*, void*); |
| 367 static void process_java_compiler_argument(char* arg); | |
| 368 static jint parse_options_environment_variable(const char* name, SysClassPath* scp_p, bool* scp_assembly_required_p); | |
| 369 static jint parse_java_tool_options_environment_variable(SysClassPath* scp_p, bool* scp_assembly_required_p); | |
| 370 static jint parse_java_options_environment_variable(SysClassPath* scp_p, bool* scp_assembly_required_p); | |
| 371 static jint parse_vm_init_args(const JavaVMInitArgs* args); | |
|
12322
72b7e96c1922
8024545: make develop and notproduct flag values available in product builds
twisti
parents:
12253
diff
changeset
|
372 static jint parse_each_vm_init_arg(const JavaVMInitArgs* args, SysClassPath* scp_p, bool* scp_assembly_required_p, Flag::Flags origin); |
| 0 | 373 static jint finalize_vm_init_args(SysClassPath* scp_p, bool scp_assembly_required); |
|
17648
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
374 static bool is_bad_option(const JavaVMOption* option, jboolean ignore, const char* option_type); |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
375 |
| 0 | 376 static bool is_bad_option(const JavaVMOption* option, jboolean ignore) { |
| 377 return is_bad_option(option, ignore, NULL); | |
| 378 } | |
|
17648
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
379 |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
380 static bool is_percentage(uintx val) { |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
381 return val <= 100; |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
382 } |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
383 |
|
1244
745c853ee57f
6885297: java -XX:RefDiscoveryPolicy=2 or -XX:TLABWasteTargetPercent=0 cause VM crash
johnc
parents:
1064
diff
changeset
|
384 static bool verify_interval(uintx val, uintx min, |
|
745c853ee57f
6885297: java -XX:RefDiscoveryPolicy=2 or -XX:TLABWasteTargetPercent=0 cause VM crash
johnc
parents:
1064
diff
changeset
|
385 uintx max, const char* name); |
|
1744
f8c5d1bdaad4
6885308: The incorrect -XX:StackRedPages, -XX:StackShadowPages, -XX:StackYellowPages could cause VM crash
ptisnovs
parents:
1552
diff
changeset
|
386 static bool verify_min_value(intx val, intx min, const char* name); |
| 0 | 387 static bool verify_percentage(uintx value, const char* name); |
| 388 static void describe_range_error(ArgsRange errcode); | |
|
489
2494ab195856
6653214: MemoryPoolMXBean.setUsageThreshold() does not support large heap sizes.
swamyv
parents:
356
diff
changeset
|
389 static ArgsRange check_memory_size(julong size, julong min_size); |
|
2494ab195856
6653214: MemoryPoolMXBean.setUsageThreshold() does not support large heap sizes.
swamyv
parents:
356
diff
changeset
|
390 static ArgsRange parse_memory_size(const char* s, julong* long_arg, |
|
2494ab195856
6653214: MemoryPoolMXBean.setUsageThreshold() does not support large heap sizes.
swamyv
parents:
356
diff
changeset
|
391 julong min_size); |
| 1284 | 392 // Parse a string for a unsigned integer. Returns true if value |
| 393 // is an unsigned integer greater than or equal to the minimum | |
| 394 // parameter passed and returns the value in uintx_arg. Returns | |
| 395 // false otherwise, with uintx_arg undefined. | |
| 396 static bool parse_uintx(const char* value, uintx* uintx_arg, | |
| 397 uintx min_size); | |
| 0 | 398 |
| 399 // methods to build strings from individual args | |
| 400 static void build_jvm_args(const char* arg); | |
| 401 static void build_jvm_flags(const char* arg); | |
| 402 static void add_string(char*** bldarray, int* count, const char* arg); | |
| 403 static const char* build_resource_string(char** args, int count); | |
| 404 | |
| 405 static bool methodExists( | |
| 406 char* className, char* methodName, | |
| 407 int classesNum, char** classes, bool* allMethods, | |
| 408 int methodsNum, char** methods, bool* allClasses | |
| 409 ); | |
| 410 | |
| 411 static void parseOnlyLine( | |
| 412 const char* line, | |
| 413 short* classesNum, short* classesMax, char*** classes, bool** allMethods, | |
| 414 short* methodsNum, short* methodsMax, char*** methods, bool** allClasses | |
| 415 ); | |
| 416 | |
| 242 | 417 // Returns true if the string s is in the list of flags that have recently |
| 418 // been made obsolete. If we detect one of these flags on the command | |
| 419 // line, instead of failing we print a warning message and ignore the | |
| 420 // flag. This gives the user a release or so to stop using the flag. | |
| 421 static bool is_newly_obsolete(const char* s, JDK_Version* buffer); | |
| 0 | 422 |
| 423 static short CompileOnlyClassesNum; | |
| 424 static short CompileOnlyClassesMax; | |
| 425 static char** CompileOnlyClasses; | |
| 426 static bool* CompileOnlyAllMethods; | |
| 427 | |
| 428 static short CompileOnlyMethodsNum; | |
| 429 static short CompileOnlyMethodsMax; | |
| 430 static char** CompileOnlyMethods; | |
| 431 static bool* CompileOnlyAllClasses; | |
| 432 | |
| 433 static short InterpretOnlyClassesNum; | |
| 434 static short InterpretOnlyClassesMax; | |
| 435 static char** InterpretOnlyClasses; | |
| 436 static bool* InterpretOnlyAllMethods; | |
| 437 | |
| 438 static bool CheckCompileOnly; | |
| 439 | |
| 440 static char* SharedArchivePath; | |
| 441 | |
| 442 public: | |
|
12233
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
443 // Parses the arguments, first phase |
| 0 | 444 static jint parse(const JavaVMInitArgs* args); |
|
12233
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
445 // Apply ergonomics |
|
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
446 static jint apply_ergo(); |
|
7177
53715fb1597d
7198334: UseNUMA modifies system parameters on non-NUMA system
brutisso
parents:
6842
diff
changeset
|
447 // Adjusts the arguments after the OS have adjusted the arguments |
|
53715fb1597d
7198334: UseNUMA modifies system parameters on non-NUMA system
brutisso
parents:
6842
diff
changeset
|
448 static jint adjust_after_os(); |
|
17648
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
449 |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
450 // Verifies that the given value will fit as a MinHeapFreeRatio. If not, an error |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
451 // message is returned in the provided buffer. |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
452 static bool verify_MinHeapFreeRatio(FormatBuffer<80>& err_msg, uintx min_heap_free_ratio); |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
453 |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
454 // Verifies that the given value will fit as a MaxHeapFreeRatio. If not, an error |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
455 // message is returned in the provided buffer. |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
456 static bool verify_MaxHeapFreeRatio(FormatBuffer<80>& err_msg, uintx max_heap_free_ratio); |
|
a034dc5e910b
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
12322
diff
changeset
|
457 |
|
10
28372612af5e
6362677: Change parallel GC collector default number of parallel GC threads.
jmasa
parents:
0
diff
changeset
|
458 // Check for consistency in the selection of the garbage collector. |
|
28372612af5e
6362677: Change parallel GC collector default number of parallel GC threads.
jmasa
parents:
0
diff
changeset
|
459 static bool check_gc_consistency(); |
|
7452
e0ab18eafbde
8003820: Deprecate untested and rarely used GC combinations
brutisso
parents:
7177
diff
changeset
|
460 static void check_deprecated_gcs(); |
| 8734 | 461 static void check_deprecated_gc_flags(); |
| 0 | 462 // Check consistecy or otherwise of VM argument settings |
| 463 static bool check_vm_args_consistency(); | |
|
1744
f8c5d1bdaad4
6885308: The incorrect -XX:StackRedPages, -XX:StackShadowPages, -XX:StackYellowPages could cause VM crash
ptisnovs
parents:
1552
diff
changeset
|
464 // Check stack pages settings |
|
f8c5d1bdaad4
6885308: The incorrect -XX:StackRedPages, -XX:StackShadowPages, -XX:StackYellowPages could cause VM crash
ptisnovs
parents:
1552
diff
changeset
|
465 static bool check_stack_pages(); |
| 0 | 466 // Used by os_solaris |
| 467 static bool process_settings_file(const char* file_name, bool should_exist, jboolean ignore_unrecognized); | |
| 468 | |
|
12233
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
469 static size_t conservative_max_heap_alignment() { return _conservative_max_heap_alignment; } |
|
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
470 // Return the maximum size a heap with compressed oops can take |
|
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
471 static size_t max_heap_for_compressed_oops(); |
|
40136aa2cdb1
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
12182
diff
changeset
|
472 |
| 0 | 473 // return a char* array containing all options |
| 474 static char** jvm_flags_array() { return _jvm_flags_array; } | |
| 475 static char** jvm_args_array() { return _jvm_args_array; } | |
| 476 static int num_jvm_flags() { return _num_jvm_flags; } | |
| 477 static int num_jvm_args() { return _num_jvm_args; } | |
| 478 // return the arguments passed to the Java application | |
| 479 static const char* java_command() { return _java_command; } | |
| 480 | |
| 481 // print jvm_flags, jvm_args and java_command | |
| 482 static void print_on(outputStream* st); | |
| 483 | |
| 484 // convenient methods to obtain / print jvm_flags and jvm_args | |
| 485 static const char* jvm_flags() { return build_resource_string(_jvm_flags_array, _num_jvm_flags); } | |
| 486 static const char* jvm_args() { return build_resource_string(_jvm_args_array, _num_jvm_args); } | |
| 487 static void print_jvm_flags_on(outputStream* st); | |
| 488 static void print_jvm_args_on(outputStream* st); | |
| 489 | |
| 490 // -Dkey=value flags | |
| 491 static SystemProperty* system_properties() { return _system_properties; } | |
| 492 static const char* get_property(const char* key); | |
| 493 | |
| 494 // -Djava.vendor.url.bug | |
| 495 static const char* java_vendor_url_bug() { return _java_vendor_url_bug; } | |
| 496 | |
| 497 // -Dsun.java.launcher | |
| 498 static const char* sun_java_launcher() { return _sun_java_launcher; } | |
| 499 // Was VM created by a Java launcher? | |
| 500 static bool created_by_java_launcher(); | |
|
2302
da091bb67459
7022037: Pause when exiting if debugger is attached on windows
sla
parents:
1972
diff
changeset
|
501 // Was VM created by the gamma Java launcher? |
|
da091bb67459
7022037: Pause when exiting if debugger is attached on windows
sla
parents:
1972
diff
changeset
|
502 static bool created_by_gamma_launcher(); |
| 0 | 503 // -Dsun.java.launcher.pid |
| 504 static int sun_java_launcher_pid() { return _sun_java_launcher_pid; } | |
| 505 | |
| 506 // -Xloggc:<file>, if not specified will be NULL | |
| 507 static const char* gc_log_filename() { return _gc_log_filename; } | |
| 508 | |
|
11096
71180a6e5080
7133260: AllocationProfiler uses space in metadata and doesn't seem to do anything useful.
jiangli
parents:
10990
diff
changeset
|
509 // -Xprof |
| 0 | 510 static bool has_profile() { return _has_profile; } |
| 511 | |
| 1064 | 512 // -Xms, -Xmx |
| 0 | 513 static uintx min_heap_size() { return _min_heap_size; } |
| 514 static void set_min_heap_size(uintx v) { _min_heap_size = v; } | |
| 515 | |
| 516 // -Xrun | |
| 517 static AgentLibrary* libraries() { return _libraryList.first(); } | |
| 518 static bool init_libraries_at_startup() { return !_libraryList.is_empty(); } | |
| 519 static void convert_library_to_agent(AgentLibrary* lib) | |
| 520 { _libraryList.remove(lib); | |
| 521 _agentList.add(lib); } | |
| 522 | |
| 523 // -agentlib -agentpath | |
| 524 static AgentLibrary* agents() { return _agentList.first(); } | |
| 525 static bool init_agents_at_startup() { return !_agentList.is_empty(); } | |
| 526 | |
| 527 // abort, exit, vfprintf hooks | |
| 528 static abort_hook_t abort_hook() { return _abort_hook; } | |
| 529 static exit_hook_t exit_hook() { return _exit_hook; } | |
| 530 static vfprintf_hook_t vfprintf_hook() { return _vfprintf_hook; } | |
| 531 | |
| 532 static bool GetCheckCompileOnly () { return CheckCompileOnly; } | |
| 533 | |
| 534 static const char* GetSharedArchivePath() { return SharedArchivePath; } | |
| 535 | |
| 536 static bool CompileMethod(char* className, char* methodName) { | |
| 537 return | |
| 538 methodExists( | |
| 539 className, methodName, | |
| 540 CompileOnlyClassesNum, CompileOnlyClasses, CompileOnlyAllMethods, | |
| 541 CompileOnlyMethodsNum, CompileOnlyMethods, CompileOnlyAllClasses | |
| 542 ); | |
| 543 } | |
| 544 | |
| 545 // Java launcher properties | |
| 546 static void process_sun_java_launcher_properties(JavaVMInitArgs* args); | |
| 547 | |
| 548 // System properties | |
| 549 static void init_system_properties(); | |
| 550 | |
|
1864
dfb38ea7da17
6988363: Rebrand vm vendor property settings (jdk7 only)
zgu
parents:
1783
diff
changeset
|
551 // Update/Initialize System properties after JDK version number is known |
|
dfb38ea7da17
6988363: Rebrand vm vendor property settings (jdk7 only)
zgu
parents:
1783
diff
changeset
|
552 static void init_version_specific_system_properties(); |
|
dfb38ea7da17
6988363: Rebrand vm vendor property settings (jdk7 only)
zgu
parents:
1783
diff
changeset
|
553 |
| 691 | 554 // Property List manipulation |
| 0 | 555 static void PropertyList_add(SystemProperty** plist, SystemProperty *element); |
| 556 static void PropertyList_add(SystemProperty** plist, const char* k, char* v); | |
| 691 | 557 static void PropertyList_unique_add(SystemProperty** plist, const char* k, char* v) { |
| 558 PropertyList_unique_add(plist, k, v, false); | |
| 559 } | |
| 560 static void PropertyList_unique_add(SystemProperty** plist, const char* k, char* v, jboolean append); | |
| 0 | 561 static const char* PropertyList_get_value(SystemProperty* plist, const char* key); |
| 562 static int PropertyList_count(SystemProperty* pl); | |
| 563 static const char* PropertyList_get_key_at(SystemProperty* pl,int index); | |
| 564 static char* PropertyList_get_value_at(SystemProperty* pl,int index); | |
| 565 | |
| 566 // Miscellaneous System property value getter and setters. | |
| 567 static void set_dll_dir(char *value) { _sun_boot_library_path->set_value(value); } | |
| 568 static void set_java_home(char *value) { _java_home->set_value(value); } | |
| 569 static void set_library_path(char *value) { _java_library_path->set_value(value); } | |
| 570 static void set_ext_dirs(char *value) { _java_ext_dirs->set_value(value); } | |
| 571 static void set_endorsed_dirs(char *value) { _java_endorsed_dirs->set_value(value); } | |
| 572 static void set_sysclasspath(char *value) { _sun_boot_class_path->set_value(value); } | |
| 573 static void append_sysclasspath(const char *value) { _sun_boot_class_path->append_value(value); } | |
| 574 static void set_meta_index_path(char* meta_index_path, char* meta_index_dir) { | |
| 575 _meta_index_path = meta_index_path; | |
| 576 _meta_index_dir = meta_index_dir; | |
| 577 } | |
| 578 | |
| 579 static char *get_java_home() { return _java_home->value(); } | |
| 580 static char *get_dll_dir() { return _sun_boot_library_path->value(); } | |
| 581 static char *get_endorsed_dir() { return _java_endorsed_dirs->value(); } | |
| 582 static char *get_sysclasspath() { return _sun_boot_class_path->value(); } | |
| 583 static char* get_meta_index_path() { return _meta_index_path; } | |
| 584 static char* get_meta_index_dir() { return _meta_index_dir; } | |
| 585 | |
| 586 // Operation modi | |
| 587 static Mode mode() { return _mode; } | |
| 588 | |
| 589 // Utility: copies src into buf, replacing "%%" with "%" and "%p" with pid. | |
| 590 static bool copy_expand_pid(const char* src, size_t srclen, char* buf, size_t buflen); | |
| 591 }; | |
| 1972 | 592 |
| 593 #endif // SHARE_VM_RUNTIME_ARGUMENTS_HPP |