author | chrisphi |
Tue, 19 Jun 2018 10:00:39 -0400 | |
changeset 50676 | 8c0a5b51559b |
parent 50589 | e5d741569070 |
child 52030 | 57862a02bf4b |
permissions | -rw-r--r-- |
1 | 1 |
/* |
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* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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||
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#ifndef SHARE_VM_RUNTIME_ARGUMENTS_HPP |
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#define SHARE_VM_RUNTIME_ARGUMENTS_HPP |
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#include "logging/logLevel.hpp" |
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#include "logging/logTag.hpp" |
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#include "memory/allocation.hpp" |
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#include "runtime/flags/jvmFlag.hpp" |
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#include "runtime/java.hpp" |
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#include "runtime/os.hpp" |
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#include "runtime/perfData.hpp" |
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#include "utilities/debug.hpp" |
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// Arguments parses the command line and recognizes options |
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||
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// Invocation API hook typedefs (these should really be defined in jni.hpp) |
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extern "C" { |
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typedef void (JNICALL *abort_hook_t)(void); |
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typedef void (JNICALL *exit_hook_t)(jint code); |
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typedef jint (JNICALL *vfprintf_hook_t)(FILE *fp, const char *format, va_list args) ATTRIBUTE_PRINTF(2, 0); |
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} |
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||
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// Obsolete or deprecated -XX flag. |
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struct SpecialFlag { |
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const char* name; |
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JDK_Version deprecated_in; // When the deprecation warning started (or "undefined"). |
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JDK_Version obsolete_in; // When the obsolete warning started (or "undefined"). |
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JDK_Version expired_in; // When the option expires (or "undefined"). |
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}; |
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|
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// PathString is used as: |
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// - the underlying value for a SystemProperty |
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// - the path portion of an --patch-module module/path pair |
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// - the string that represents the system boot class path, Arguments::_system_boot_class_path. |
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class PathString : public CHeapObj<mtArguments> { |
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protected: |
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char* _value; |
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public: |
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char* value() const { return _value; } |
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bool set_value(const char *value); |
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void append_value(const char *value); |
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PathString(const char* value); |
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~PathString(); |
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}; |
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// ModulePatchPath records the module/path pair as specified to --patch-module. |
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class ModulePatchPath : public CHeapObj<mtInternal> { |
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private: |
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char* _module_name; |
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PathString* _path; |
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public: |
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ModulePatchPath(const char* module_name, const char* path); |
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~ModulePatchPath(); |
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inline void set_path(const char* path) { _path->set_value(path); } |
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inline const char* module_name() const { return _module_name; } |
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inline char* path_string() const { return _path->value(); } |
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}; |
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||
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// Element describing System and User (-Dkey=value flags) defined property. |
|
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// |
|
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// An internal SystemProperty is one that has been removed in |
|
88 |
// jdk.internal.VM.saveAndRemoveProperties, like jdk.boot.class.path.append. |
|
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// |
|
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class SystemProperty : public PathString { |
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private: |
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char* _key; |
|
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SystemProperty* _next; |
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bool _internal; |
|
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bool _writeable; |
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bool writeable() { return _writeable; } |
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|
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public: |
|
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// Accessors |
|
100 |
char* value() const { return PathString::value(); } |
|
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const char* key() const { return _key; } |
|
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bool internal() const { return _internal; } |
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SystemProperty* next() const { return _next; } |
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void set_next(SystemProperty* next) { _next = next; } |
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105 |
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bool is_readable() const { |
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return !_internal || strcmp(_key, "jdk.boot.class.path.append") == 0; |
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} |
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// A system property should only have its value set |
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// via an external interface if it is a writeable property. |
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// The internal, non-writeable property jdk.boot.class.path.append |
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// is the only exception to this rule. It can be set externally |
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// via -Xbootclasspath/a or JVMTI OnLoad phase call to AddToBootstrapClassLoaderSearch. |
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// In those cases for jdk.boot.class.path.append, the base class |
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// set_value and append_value methods are called directly. |
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bool set_writeable_value(const char *value) { |
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if (writeable()) { |
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return set_value(value); |
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} |
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return false; |
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} |
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// Constructor |
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SystemProperty(const char* key, const char* value, bool writeable, bool internal = false); |
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}; |
127 |
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// For use by -agentlib, -agentpath and -Xrun |
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class AgentLibrary : public CHeapObj<mtArguments> { |
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friend class AgentLibraryList; |
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public: |
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// Is this library valid or not. Don't rely on os_lib == NULL as statically |
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// linked lib could have handle of RTLD_DEFAULT which == 0 on some platforms |
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enum AgentState { |
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agent_invalid = 0, |
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agent_valid = 1 |
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}; |
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private: |
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char* _name; |
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char* _options; |
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void* _os_lib; |
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bool _is_absolute_path; |
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bool _is_static_lib; |
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bool _is_instrument_lib; |
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AgentState _state; |
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AgentLibrary* _next; |
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public: |
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// Accessors |
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const char* name() const { return _name; } |
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char* options() const { return _options; } |
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bool is_absolute_path() const { return _is_absolute_path; } |
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void* os_lib() const { return _os_lib; } |
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void set_os_lib(void* os_lib) { _os_lib = os_lib; } |
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AgentLibrary* next() const { return _next; } |
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bool is_static_lib() const { return _is_static_lib; } |
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bool is_instrument_lib() const { return _is_instrument_lib; } |
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void set_static_lib(bool is_static_lib) { _is_static_lib = is_static_lib; } |
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bool valid() { return (_state == agent_valid); } |
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void set_valid() { _state = agent_valid; } |
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void set_invalid() { _state = agent_invalid; } |
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// Constructor |
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AgentLibrary(const char* name, const char* options, bool is_absolute_path, |
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void* os_lib, bool instrument_lib=false); |
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}; |
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// maintain an order of entry list of AgentLibrary |
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class AgentLibraryList { |
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private: |
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AgentLibrary* _first; |
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174 |
AgentLibrary* _last; |
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175 |
public: |
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176 |
bool is_empty() const { return _first == NULL; } |
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AgentLibrary* first() const { return _first; } |
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178 |
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// add to the end of the list |
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180 |
void add(AgentLibrary* lib) { |
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181 |
if (is_empty()) { |
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182 |
_first = _last = lib; |
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183 |
} else { |
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184 |
_last->_next = lib; |
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_last = lib; |
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186 |
} |
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lib->_next = NULL; |
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188 |
} |
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189 |
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190 |
// search for and remove a library known to be in the list |
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191 |
void remove(AgentLibrary* lib) { |
|
192 |
AgentLibrary* curr; |
|
193 |
AgentLibrary* prev = NULL; |
|
194 |
for (curr = first(); curr != NULL; prev = curr, curr = curr->next()) { |
|
195 |
if (curr == lib) { |
|
196 |
break; |
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197 |
} |
|
198 |
} |
|
199 |
assert(curr != NULL, "always should be found"); |
|
200 |
||
201 |
if (curr != NULL) { |
|
202 |
// it was found, by-pass this library |
|
203 |
if (prev == NULL) { |
|
204 |
_first = curr->_next; |
|
205 |
} else { |
|
206 |
prev->_next = curr->_next; |
|
207 |
} |
|
208 |
if (curr == _last) { |
|
209 |
_last = prev; |
|
210 |
} |
|
211 |
curr->_next = NULL; |
|
212 |
} |
|
213 |
} |
|
214 |
||
215 |
AgentLibraryList() { |
|
216 |
_first = NULL; |
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217 |
_last = NULL; |
|
218 |
} |
|
219 |
}; |
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220 |
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// Helper class for controlling the lifetime of JavaVMInitArgs objects. |
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class ScopedVMInitArgs; |
1 | 223 |
|
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// Most logging functions require 5 tags. Some of them may be _NO_TAG. |
225 |
typedef struct { |
|
226 |
const char* alias_name; |
|
227 |
LogLevelType level; |
|
228 |
bool exactMatch; |
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LogTagType tag0; |
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LogTagType tag1; |
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LogTagType tag2; |
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LogTagType tag3; |
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LogTagType tag4; |
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LogTagType tag5; |
35489 | 235 |
} AliasedLoggingFlag; |
236 |
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1 | 237 |
class Arguments : AllStatic { |
238 |
friend class VMStructs; |
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239 |
friend class JvmtiExport; |
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friend class CodeCacheExtensions; |
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friend class ArgumentsTest; |
1 | 242 |
public: |
243 |
// Operation modi |
|
244 |
enum Mode { |
|
245 |
_int, // corresponds to -Xint |
|
246 |
_mixed, // corresponds to -Xmixed |
|
247 |
_comp // corresponds to -Xcomp |
|
248 |
}; |
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249 |
||
250 |
enum ArgsRange { |
|
251 |
arg_unreadable = -3, |
|
252 |
arg_too_small = -2, |
|
253 |
arg_too_big = -1, |
|
254 |
arg_in_range = 0 |
|
255 |
}; |
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256 |
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257 |
enum PropertyAppendable { |
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258 |
AppendProperty, |
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259 |
AddProperty |
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260 |
}; |
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261 |
|
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262 |
enum PropertyWriteable { |
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263 |
WriteableProperty, |
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264 |
UnwriteableProperty |
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265 |
}; |
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266 |
|
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267 |
enum PropertyInternal { |
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268 |
InternalProperty, |
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269 |
ExternalProperty |
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270 |
}; |
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271 |
|
1 | 272 |
private: |
273 |
||
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// a pointer to the flags file name if it is specified |
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275 |
static char* _jvm_flags_file; |
1 | 276 |
// an array containing all flags specified in the .hotspotrc file |
277 |
static char** _jvm_flags_array; |
|
278 |
static int _num_jvm_flags; |
|
279 |
// an array containing all jvm arguments specified in the command line |
|
280 |
static char** _jvm_args_array; |
|
281 |
static int _num_jvm_args; |
|
282 |
// string containing all java command (class/jarfile name and app args) |
|
283 |
static char* _java_command; |
|
284 |
||
285 |
// Property list |
|
286 |
static SystemProperty* _system_properties; |
|
287 |
||
288 |
// Quick accessor to System properties in the list: |
|
289 |
static SystemProperty *_sun_boot_library_path; |
|
290 |
static SystemProperty *_java_library_path; |
|
291 |
static SystemProperty *_java_home; |
|
292 |
static SystemProperty *_java_class_path; |
|
36508 | 293 |
static SystemProperty *_jdk_boot_class_path_append; |
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static SystemProperty *_vm_info; |
36508 | 295 |
|
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// --patch-module=module=<file>(<pathsep><file>)* |
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// Each element contains the associated module name, path |
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// string pair as specified to --patch-module. |
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299 |
static GrowableArray<ModulePatchPath*>* _patch_mod_prefix; |
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300 |
|
36508 | 301 |
// The constructed value of the system class path after |
302 |
// argument processing and JVMTI OnLoad additions via |
|
303 |
// calls to AddToBootstrapClassLoaderSearch. This is the |
|
304 |
// final form before ClassLoader::setup_bootstrap_search(). |
|
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305 |
// Note: since --patch-module is a module name/path pair, the |
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306 |
// system boot class path string no longer contains the "prefix" |
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307 |
// to the boot class path base piece as it did when |
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308 |
// -Xbootclasspath/p was supported. |
36508 | 309 |
static PathString *_system_boot_class_path; |
1 | 310 |
|
40013 | 311 |
// Set if a modular java runtime image is present vs. a build with exploded modules |
312 |
static bool _has_jimage; |
|
313 |
||
27562 | 314 |
// temporary: to emit warning if the default ext dirs are not empty. |
315 |
// remove this variable when the warning is no longer needed. |
|
316 |
static char* _ext_dirs; |
|
317 |
||
1 | 318 |
// java.vendor.url.bug, bug reporting URL for fatal errors. |
319 |
static const char* _java_vendor_url_bug; |
|
320 |
||
321 |
// sun.java.launcher, private property to provide information about |
|
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// java launcher |
1 | 323 |
static const char* _sun_java_launcher; |
324 |
||
325 |
// sun.java.launcher.pid, private property |
|
326 |
static int _sun_java_launcher_pid; |
|
327 |
||
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328 |
// was this VM created via the -XXaltjvm=<path> option |
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329 |
static bool _sun_java_launcher_is_altjvm; |
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|
330 |
|
1 | 331 |
// Option flags |
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static const char* _gc_log_filename; |
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333 |
// Value of the conservative maximum heap alignment needed |
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334 |
static size_t _conservative_max_heap_alignment; |
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|
335 |
|
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|
336 |
static size_t _min_heap_size; |
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|
337 |
|
1 | 338 |
// -Xrun arguments |
339 |
static AgentLibraryList _libraryList; |
|
48157 | 340 |
static void add_init_library(const char* name, char* options); |
1 | 341 |
|
342 |
// -agentlib and -agentpath arguments |
|
343 |
static AgentLibraryList _agentList; |
|
48157 | 344 |
static void add_init_agent(const char* name, char* options, bool absolute_path); |
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345 |
static void add_instrument_agent(const char* name, char* options, bool absolute_path); |
1 | 346 |
|
347 |
// Late-binding agents not started via arguments |
|
48157 | 348 |
static void add_loaded_agent(AgentLibrary *agentLib); |
349 |
static void add_loaded_agent(const char* name, char* options, bool absolute_path, void* os_lib); |
|
1 | 350 |
|
351 |
// Operation modi |
|
352 |
static Mode _mode; |
|
353 |
static void set_mode_flags(Mode mode); |
|
354 |
static bool _java_compiler; |
|
355 |
static void set_java_compiler(bool arg) { _java_compiler = arg; } |
|
356 |
static bool java_compiler() { return _java_compiler; } |
|
357 |
||
358 |
// -Xdebug flag |
|
359 |
static bool _xdebug_mode; |
|
360 |
static void set_xdebug_mode(bool arg) { _xdebug_mode = arg; } |
|
361 |
static bool xdebug_mode() { return _xdebug_mode; } |
|
362 |
||
49716 | 363 |
// preview features |
364 |
static bool _enable_preview; |
|
365 |
||
1 | 366 |
// Used to save default settings |
367 |
static bool _AlwaysCompileLoopMethods; |
|
368 |
static bool _UseOnStackReplacement; |
|
369 |
static bool _BackgroundCompilation; |
|
370 |
static bool _ClipInlining; |
|
371 |
static bool _CIDynamicCompilePriority; |
|
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static intx _Tier3InvokeNotifyFreqLog; |
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|
373 |
static intx _Tier4InvocationThreshold; |
1 | 374 |
|
375 |
// GC ergonomics |
|
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static void set_conservative_max_heap_alignment(); |
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|
377 |
static void set_use_compressed_oops(); |
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|
378 |
static void set_use_compressed_klass_ptrs(); |
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|
379 |
static jint set_ergonomics_flags(); |
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|
380 |
static void set_shared_spaces_flags(); |
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|
381 |
// limits the given memory size by the maximum amount of memory this process is |
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|
382 |
// currently allowed to allocate or reserve. |
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|
383 |
static julong limit_by_allocatable_memory(julong size); |
4434 | 384 |
// Setup heap size |
385 |
static void set_heap_size(); |
|
1 | 386 |
|
387 |
// Bytecode rewriting |
|
388 |
static void set_bytecode_flags(); |
|
389 |
||
390 |
// Invocation API hooks |
|
391 |
static abort_hook_t _abort_hook; |
|
392 |
static exit_hook_t _exit_hook; |
|
393 |
static vfprintf_hook_t _vfprintf_hook; |
|
394 |
||
395 |
// System properties |
|
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396 |
static bool add_property(const char* prop, PropertyWriteable writeable=WriteableProperty, |
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|
397 |
PropertyInternal internal=ExternalProperty); |
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|
398 |
|
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|
399 |
static bool create_property(const char* prop_name, const char* prop_value, PropertyInternal internal); |
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|
400 |
static bool create_numbered_property(const char* prop_base_name, const char* prop_value, unsigned int count); |
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|
401 |
|
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|
402 |
static int process_patch_mod_option(const char* patch_mod_tail, bool* patch_mod_javabase); |
1 | 403 |
|
404 |
// Aggressive optimization flags. |
|
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|
405 |
static jint set_aggressive_opts_flags(); |
1 | 406 |
|
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|
407 |
static jint set_aggressive_heap_flags(); |
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|
408 |
|
1 | 409 |
// Argument parsing |
410 |
static void do_pd_flag_adjustments(); |
|
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|
411 |
static bool parse_argument(const char* arg, JVMFlag::Flags origin); |
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|
412 |
static bool process_argument(const char* arg, jboolean ignore_unrecognized, JVMFlag::Flags origin); |
1 | 413 |
static void process_java_launcher_argument(const char*, void*); |
32595
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|
414 |
static void process_java_compiler_argument(const char* arg); |
31853
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|
415 |
static jint parse_options_environment_variable(const char* name, ScopedVMInitArgs* vm_args); |
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|
416 |
static jint parse_java_tool_options_environment_variable(ScopedVMInitArgs* vm_args); |
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|
417 |
static jint parse_java_options_environment_variable(ScopedVMInitArgs* vm_args); |
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|
418 |
static jint parse_vm_options_file(const char* file_name, ScopedVMInitArgs* vm_args); |
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|
419 |
static jint parse_options_buffer(const char* name, char* buffer, const size_t buf_len, ScopedVMInitArgs* vm_args); |
46616
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|
420 |
static jint parse_xss(const JavaVMOption* option, const char* tail, intx* out_ThreadStackSize); |
32621
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|
421 |
static jint insert_vm_options_file(const JavaVMInitArgs* args, |
35466
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8135198: Add -XX:VMOptionsFile support to JAVA_TOOL_OPTIONS and _JAVA_OPTIONS
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|
422 |
const char* vm_options_file, |
32621
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|
423 |
const int vm_options_file_pos, |
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|
424 |
ScopedVMInitArgs* vm_options_file_args, |
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|
425 |
ScopedVMInitArgs* args_out); |
35466
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8135198: Add -XX:VMOptionsFile support to JAVA_TOOL_OPTIONS and _JAVA_OPTIONS
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|
426 |
static bool args_contains_vm_options_file_arg(const JavaVMInitArgs* args); |
4ace9ef0201b
8135198: Add -XX:VMOptionsFile support to JAVA_TOOL_OPTIONS and _JAVA_OPTIONS
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|
427 |
static jint expand_vm_options_as_needed(const JavaVMInitArgs* args_in, |
4ace9ef0201b
8135198: Add -XX:VMOptionsFile support to JAVA_TOOL_OPTIONS and _JAVA_OPTIONS
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changeset
|
428 |
ScopedVMInitArgs* mod_args, |
4ace9ef0201b
8135198: Add -XX:VMOptionsFile support to JAVA_TOOL_OPTIONS and _JAVA_OPTIONS
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diff
changeset
|
429 |
JavaVMInitArgs** args_out); |
32621
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diff
changeset
|
430 |
static jint match_special_option_and_act(const JavaVMInitArgs* args, |
cdab920f3b6c
8061999: Enhance VM option parsing to allow options to be specified in a file
rdurbin
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diff
changeset
|
431 |
ScopedVMInitArgs* args_out); |
cdab920f3b6c
8061999: Enhance VM option parsing to allow options to be specified in a file
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diff
changeset
|
432 |
|
35872
7fb1e4de83ff
8145180: Add back PrintGC, PrintGCDetails and -Xloggc
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diff
changeset
|
433 |
static bool handle_deprecated_print_gc_flags(); |
7fb1e4de83ff
8145180: Add back PrintGC, PrintGCDetails and -Xloggc
brutisso
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diff
changeset
|
434 |
|
41708
82f5dc0dfccf
8155948: Add message for CMS deprecation for Oracle builds
jmasa
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41073
diff
changeset
|
435 |
static void handle_extra_cms_flags(const char* msg); |
82f5dc0dfccf
8155948: Add message for CMS deprecation for Oracle builds
jmasa
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41073
diff
changeset
|
436 |
|
31853
c70929a2573c
8079301: Some command line options not settable via JAVA_TOOL_OPTIONS
jmanson
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31620
diff
changeset
|
437 |
static jint parse_vm_init_args(const JavaVMInitArgs *java_tool_options_args, |
c70929a2573c
8079301: Some command line options not settable via JAVA_TOOL_OPTIONS
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diff
changeset
|
438 |
const JavaVMInitArgs *java_options_args, |
c70929a2573c
8079301: Some command line options not settable via JAVA_TOOL_OPTIONS
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diff
changeset
|
439 |
const JavaVMInitArgs *cmd_line_args); |
49902
3661f31c6df4
8202150: [REDO] Split globals.hpp to factor out the Flag class
gziemski
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49860
diff
changeset
|
440 |
static jint parse_each_vm_init_arg(const JavaVMInitArgs* args, bool* patch_mod_javabase, JVMFlag::Flags origin); |
47103
a993ec29ec75
8186842: Use Java class loaders for creating the CDS archive
ccheung
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46616
diff
changeset
|
441 |
static jint finalize_vm_init_args(bool patch_mod_javabase); |
22555
ea32f6c51d08
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
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22551
diff
changeset
|
442 |
static bool is_bad_option(const JavaVMOption* option, jboolean ignore, const char* option_type); |
ea32f6c51d08
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
22551
diff
changeset
|
443 |
|
1 | 444 |
static bool is_bad_option(const JavaVMOption* option, jboolean ignore) { |
445 |
return is_bad_option(option, ignore, NULL); |
|
446 |
} |
|
22555
ea32f6c51d08
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
22551
diff
changeset
|
447 |
|
1 | 448 |
static void describe_range_error(ArgsRange errcode); |
46616
66d452cca30f
8178491: -Xss and -XX:ThreadStackSize argument parsing truncates bits
stefank
parents:
43607
diff
changeset
|
449 |
static ArgsRange check_memory_size(julong size, julong min_size, julong max_size); |
1676
d80e69372634
6653214: MemoryPoolMXBean.setUsageThreshold() does not support large heap sizes.
swamyv
parents:
1388
diff
changeset
|
450 |
static ArgsRange parse_memory_size(const char* s, julong* long_arg, |
46616
66d452cca30f
8178491: -Xss and -XX:ThreadStackSize argument parsing truncates bits
stefank
parents:
43607
diff
changeset
|
451 |
julong min_size, julong max_size = max_uintx); |
5035 | 452 |
// Parse a string for a unsigned integer. Returns true if value |
453 |
// is an unsigned integer greater than or equal to the minimum |
|
454 |
// parameter passed and returns the value in uintx_arg. Returns |
|
455 |
// false otherwise, with uintx_arg undefined. |
|
456 |
static bool parse_uintx(const char* value, uintx* uintx_arg, |
|
457 |
uintx min_size); |
|
1 | 458 |
|
459 |
// methods to build strings from individual args |
|
460 |
static void build_jvm_args(const char* arg); |
|
461 |
static void build_jvm_flags(const char* arg); |
|
462 |
static void add_string(char*** bldarray, int* count, const char* arg); |
|
463 |
static const char* build_resource_string(char** args, int count); |
|
464 |
||
32823
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
465 |
// Returns true if the flag is obsolete (and not yet expired). |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
466 |
// In this case the 'version' buffer is filled in with |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
467 |
// the version number when the flag became obsolete. |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
468 |
static bool is_obsolete_flag(const char* flag_name, JDK_Version* version); |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
469 |
|
37173
d8aea1500483
8146632: Add descriptive error messages for removed non-product logging flags.
mockner
parents:
37094
diff
changeset
|
470 |
#ifndef PRODUCT |
d8aea1500483
8146632: Add descriptive error messages for removed non-product logging flags.
mockner
parents:
37094
diff
changeset
|
471 |
static const char* removed_develop_logging_flag_name(const char* name); |
d8aea1500483
8146632: Add descriptive error messages for removed non-product logging flags.
mockner
parents:
37094
diff
changeset
|
472 |
#endif // PRODUCT |
d8aea1500483
8146632: Add descriptive error messages for removed non-product logging flags.
mockner
parents:
37094
diff
changeset
|
473 |
|
32823
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
474 |
// Returns 1 if the flag is deprecated (and not yet obsolete or expired). |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
475 |
// In this case the 'version' buffer is filled in with the version number when |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
476 |
// the flag became deprecated. |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
477 |
// Returns -1 if the flag is expired or obsolete. |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
478 |
// Returns 0 otherwise. |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
479 |
static int is_deprecated_flag(const char* flag_name, JDK_Version* version); |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
480 |
|
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
481 |
// Return the real name for the flag passed on the command line (either an alias name or "flag_name"). |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
482 |
static const char* real_flag_name(const char *flag_name); |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
483 |
|
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
484 |
// Return the "real" name for option arg if arg is an alias, and print a warning if arg is deprecated. |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
485 |
// Return NULL if the arg has expired. |
ca8fef4cd57b
8066821: Enhance command line processing to manage deprecating and obsoleting -XX command line arguments
drwhite
parents:
32621
diff
changeset
|
486 |
static const char* handle_aliases_and_deprecation(const char* arg, bool warn); |
35171
cf7d5a1d0662
8145153: Convert TraceMonitorInflation to Unified Logging
rprotacio
parents:
35061
diff
changeset
|
487 |
static bool lookup_logging_aliases(const char* arg, char* buffer); |
37216
5555c1f804c4
8145235: Deprecate product flags that have been converted to Unified Logging
rprotacio
parents:
37199
diff
changeset
|
488 |
static AliasedLoggingFlag catch_logging_aliases(const char* name, bool on); |
1 | 489 |
|
490 |
static char* SharedArchivePath; |
|
491 |
||
492 |
public: |
|
19986
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
493 |
// Parses the arguments, first phase |
1 | 494 |
static jint parse(const JavaVMInitArgs* args); |
19986
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
495 |
// Apply ergonomics |
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
496 |
static jint apply_ergo(); |
14580
3e2316663327
7198334: UseNUMA modifies system parameters on non-NUMA system
brutisso
parents:
13963
diff
changeset
|
497 |
// Adjusts the arguments after the OS have adjusted the arguments |
3e2316663327
7198334: UseNUMA modifies system parameters on non-NUMA system
brutisso
parents:
13963
diff
changeset
|
498 |
static jint adjust_after_os(); |
22555
ea32f6c51d08
8028391: Make the Min/MaxHeapFreeRatio flags manageable
jwilhelm
parents:
22551
diff
changeset
|
499 |
|
183
ba55c7f3fd45
6362677: Change parallel GC collector default number of parallel GC threads.
jmasa
parents:
1
diff
changeset
|
500 |
// Check for consistency in the selection of the garbage collector. |
29696
01571dfab5be
8073944: Simplify ArgumentsExt and remove unneeded functionallity
sjohanss
parents:
29076
diff
changeset
|
501 |
static bool check_gc_consistency(); // Check user-selected gc |
22551 | 502 |
// Check consistency or otherwise of VM argument settings |
1 | 503 |
static bool check_vm_args_consistency(); |
504 |
// Used by os_solaris |
|
505 |
static bool process_settings_file(const char* file_name, bool should_exist, jboolean ignore_unrecognized); |
|
506 |
||
19986
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
507 |
static size_t conservative_max_heap_alignment() { return _conservative_max_heap_alignment; } |
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
508 |
// Return the maximum size a heap with compressed oops can take |
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
509 |
static size_t max_heap_for_compressed_oops(); |
33d188c66ed9
8010722: assert: failed: heap size is too big for compressed oops
tschatzl
parents:
19732
diff
changeset
|
510 |
|
1 | 511 |
// return a char* array containing all options |
512 |
static char** jvm_flags_array() { return _jvm_flags_array; } |
|
513 |
static char** jvm_args_array() { return _jvm_args_array; } |
|
514 |
static int num_jvm_flags() { return _num_jvm_flags; } |
|
515 |
static int num_jvm_args() { return _num_jvm_args; } |
|
516 |
// return the arguments passed to the Java application |
|
517 |
static const char* java_command() { return _java_command; } |
|
518 |
||
519 |
// print jvm_flags, jvm_args and java_command |
|
520 |
static void print_on(outputStream* st); |
|
31963
641ed52732ec
8026324: hs_err improvement: Add summary section to hs_err file
coleenp
parents:
31853
diff
changeset
|
521 |
static void print_summary_on(outputStream* st); |
1 | 522 |
|
34125
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
523 |
// convenient methods to get and set jvm_flags_file |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
524 |
static const char* get_jvm_flags_file() { return _jvm_flags_file; } |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
525 |
static void set_jvm_flags_file(const char *value) { |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
526 |
if (_jvm_flags_file != NULL) { |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
527 |
os::free(_jvm_flags_file); |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
528 |
} |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
529 |
_jvm_flags_file = os::strdup_check_oom(value); |
56c4a2d19ee1
8141068: refactor -XXFlags= code in preparation for removal
rdurbin
parents:
32823
diff
changeset
|
530 |
} |
1 | 531 |
// convenient methods to obtain / print jvm_flags and jvm_args |
532 |
static const char* jvm_flags() { return build_resource_string(_jvm_flags_array, _num_jvm_flags); } |
|
533 |
static const char* jvm_args() { return build_resource_string(_jvm_args_array, _num_jvm_args); } |
|
534 |
static void print_jvm_flags_on(outputStream* st); |
|
535 |
static void print_jvm_args_on(outputStream* st); |
|
536 |
||
537 |
// -Dkey=value flags |
|
538 |
static SystemProperty* system_properties() { return _system_properties; } |
|
539 |
static const char* get_property(const char* key); |
|
540 |
||
541 |
// -Djava.vendor.url.bug |
|
542 |
static const char* java_vendor_url_bug() { return _java_vendor_url_bug; } |
|
543 |
||
544 |
// -Dsun.java.launcher |
|
545 |
static const char* sun_java_launcher() { return _sun_java_launcher; } |
|
546 |
// Was VM created by a Java launcher? |
|
547 |
static bool created_by_java_launcher(); |
|
22734
41757c1f3946
8027113: decouple the '-XXaltjvm=<path>' option from the gamma launcher
rdurbin
parents:
20288
diff
changeset
|
548 |
// -Dsun.java.launcher.is_altjvm |
41757c1f3946
8027113: decouple the '-XXaltjvm=<path>' option from the gamma launcher
rdurbin
parents:
20288
diff
changeset
|
549 |
static bool sun_java_launcher_is_altjvm(); |
1 | 550 |
// -Dsun.java.launcher.pid |
551 |
static int sun_java_launcher_pid() { return _sun_java_launcher_pid; } |
|
552 |
||
22551 | 553 |
// -Xms |
29697
92501504191b
8074459: Flags handling memory sizes should be of type size_t
jwilhelm
parents:
29696
diff
changeset
|
554 |
static size_t min_heap_size() { return _min_heap_size; } |
92501504191b
8074459: Flags handling memory sizes should be of type size_t
jwilhelm
parents:
29696
diff
changeset
|
555 |
static void set_min_heap_size(size_t v) { _min_heap_size = v; } |
1 | 556 |
|
557 |
// -Xrun |
|
558 |
static AgentLibrary* libraries() { return _libraryList.first(); } |
|
559 |
static bool init_libraries_at_startup() { return !_libraryList.is_empty(); } |
|
560 |
static void convert_library_to_agent(AgentLibrary* lib) |
|
561 |
{ _libraryList.remove(lib); |
|
562 |
_agentList.add(lib); } |
|
563 |
||
564 |
// -agentlib -agentpath |
|
565 |
static AgentLibrary* agents() { return _agentList.first(); } |
|
566 |
static bool init_agents_at_startup() { return !_agentList.is_empty(); } |
|
567 |
||
568 |
// abort, exit, vfprintf hooks |
|
569 |
static abort_hook_t abort_hook() { return _abort_hook; } |
|
570 |
static exit_hook_t exit_hook() { return _exit_hook; } |
|
571 |
static vfprintf_hook_t vfprintf_hook() { return _vfprintf_hook; } |
|
572 |
||
573 |
static const char* GetSharedArchivePath() { return SharedArchivePath; } |
|
574 |
||
575 |
// Java launcher properties |
|
576 |
static void process_sun_java_launcher_properties(JavaVMInitArgs* args); |
|
577 |
||
578 |
// System properties |
|
579 |
static void init_system_properties(); |
|
580 |
||
6961
a32b2fc66321
6988363: Rebrand vm vendor property settings (jdk7 only)
zgu
parents:
6453
diff
changeset
|
581 |
// Update/Initialize System properties after JDK version number is known |
a32b2fc66321
6988363: Rebrand vm vendor property settings (jdk7 only)
zgu
parents:
6453
diff
changeset
|
582 |
static void init_version_specific_system_properties(); |
a32b2fc66321
6988363: Rebrand vm vendor property settings (jdk7 only)
zgu
parents:
6453
diff
changeset
|
583 |
|
50557
83e2deb73612
8204668: Cleanup management of the java.vm.info System property
dholmes
parents:
50456
diff
changeset
|
584 |
// Update VM info property - called after argument parsing |
83e2deb73612
8204668: Cleanup management of the java.vm.info System property
dholmes
parents:
50456
diff
changeset
|
585 |
static void update_vm_info_property(const char* vm_info) { |
83e2deb73612
8204668: Cleanup management of the java.vm.info System property
dholmes
parents:
50456
diff
changeset
|
586 |
_vm_info->set_value(vm_info); |
83e2deb73612
8204668: Cleanup management of the java.vm.info System property
dholmes
parents:
50456
diff
changeset
|
587 |
} |
83e2deb73612
8204668: Cleanup management of the java.vm.info System property
dholmes
parents:
50456
diff
changeset
|
588 |
|
2358 | 589 |
// Property List manipulation |
28372
ce0aad4b8c44
8064457: Introduce compressed oops mode disjoint base and improve compressed heap handling.
goetz
parents:
27926
diff
changeset
|
590 |
static void PropertyList_add(SystemProperty *element); |
1 | 591 |
static void PropertyList_add(SystemProperty** plist, SystemProperty *element); |
40244
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
592 |
static void PropertyList_add(SystemProperty** plist, const char* k, const char* v, bool writeable, bool internal); |
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
593 |
|
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
594 |
static void PropertyList_unique_add(SystemProperty** plist, const char* k, const char* v, |
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
595 |
PropertyAppendable append, PropertyWriteable writeable, |
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
596 |
PropertyInternal internal); |
1 | 597 |
static const char* PropertyList_get_value(SystemProperty* plist, const char* key); |
40244
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
598 |
static const char* PropertyList_get_readable_value(SystemProperty* plist, const char* key); |
1 | 599 |
static int PropertyList_count(SystemProperty* pl); |
40244
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
600 |
static int PropertyList_readable_count(SystemProperty* pl); |
1 | 601 |
static const char* PropertyList_get_key_at(SystemProperty* pl,int index); |
602 |
static char* PropertyList_get_value_at(SystemProperty* pl,int index); |
|
603 |
||
40244
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
604 |
static bool is_internal_module_property(const char* option); |
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
605 |
|
1 | 606 |
// Miscellaneous System property value getter and setters. |
32595
8cde9aca5e9f
8132725: Memory leak in Arguments::add_property function
ddmitriev
parents:
32366
diff
changeset
|
607 |
static void set_dll_dir(const char *value) { _sun_boot_library_path->set_value(value); } |
8cde9aca5e9f
8132725: Memory leak in Arguments::add_property function
ddmitriev
parents:
32366
diff
changeset
|
608 |
static void set_java_home(const char *value) { _java_home->set_value(value); } |
8cde9aca5e9f
8132725: Memory leak in Arguments::add_property function
ddmitriev
parents:
32366
diff
changeset
|
609 |
static void set_library_path(const char *value) { _java_library_path->set_value(value); } |
27562 | 610 |
static void set_ext_dirs(char *value) { _ext_dirs = os::strdup_check_oom(value); } |
36508 | 611 |
|
37773
e5b3e9732c3c
8154956: Module system implementation refresh (4/2016)
alanb
parents:
37491
diff
changeset
|
612 |
// Set up the underlying pieces of the system boot class path |
40244
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
613 |
static void add_patch_mod_prefix(const char *module_name, const char *path, bool* patch_mod_javabase); |
40013 | 614 |
static void set_sysclasspath(const char *value, bool has_jimage) { |
615 |
// During start up, set by os::set_boot_path() |
|
616 |
assert(get_sysclasspath() == NULL, "System boot class path previously set"); |
|
36508 | 617 |
_system_boot_class_path->set_value(value); |
40013 | 618 |
_has_jimage = has_jimage; |
36508 | 619 |
} |
620 |
static void append_sysclasspath(const char *value) { |
|
621 |
_system_boot_class_path->append_value(value); |
|
40013 | 622 |
_jdk_boot_class_path_append->append_value(value); |
36508 | 623 |
} |
1 | 624 |
|
40244
b3055c216762
8136930: Simplify use of module-system options by custom launchers
hseigel
parents:
40013
diff
changeset
|
625 |
static GrowableArray<ModulePatchPath*>* get_patch_mod_prefix() { return _patch_mod_prefix; } |
36508 | 626 |
static char* get_sysclasspath() { return _system_boot_class_path->value(); } |
37773
e5b3e9732c3c
8154956: Module system implementation refresh (4/2016)
alanb
parents:
37491
diff
changeset
|
627 |
static char* get_jdk_boot_class_path_append() { return _jdk_boot_class_path_append->value(); } |
40013 | 628 |
static bool has_jimage() { return _has_jimage; } |
37773
e5b3e9732c3c
8154956: Module system implementation refresh (4/2016)
alanb
parents:
37491
diff
changeset
|
629 |
|
e5b3e9732c3c
8154956: Module system implementation refresh (4/2016)
alanb
parents:
37491
diff
changeset
|
630 |
static char* get_java_home() { return _java_home->value(); } |
e5b3e9732c3c
8154956: Module system implementation refresh (4/2016)
alanb
parents:
37491
diff
changeset
|
631 |
static char* get_dll_dir() { return _sun_boot_library_path->value(); } |
e5b3e9732c3c
8154956: Module system implementation refresh (4/2016)
alanb
parents:
37491
diff
changeset
|
632 |
static char* get_ext_dirs() { return _ext_dirs; } |
26135
82b516c550f7
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
25468
diff
changeset
|
633 |
static char* get_appclasspath() { return _java_class_path->value(); } |
82b516c550f7
8046070: Class Data Sharing clean up and refactoring
iklam
parents:
25468
diff
changeset
|
634 |
static void fix_appclasspath(); |
1 | 635 |
|
27562 | 636 |
|
1 | 637 |
// Operation modi |
36508 | 638 |
static Mode mode() { return _mode; } |
26585
2048b8d90c91
8058092: Test vm/mlvm/meth/stress/compiler/deoptimize. Assert in src/share/vm/classfile/systemDictionary.cpp: MH intrinsic invariant
iveresov
parents:
26135
diff
changeset
|
639 |
static bool is_interpreter_only() { return mode() == _int; } |
2048b8d90c91
8058092: Test vm/mlvm/meth/stress/compiler/deoptimize. Assert in src/share/vm/classfile/systemDictionary.cpp: MH intrinsic invariant
iveresov
parents:
26135
diff
changeset
|
640 |
|
49716 | 641 |
// preview features |
642 |
static void set_enable_preview() { _enable_preview = true; } |
|
643 |
static bool enable_preview() { return _enable_preview; } |
|
1 | 644 |
|
645 |
// Utility: copies src into buf, replacing "%%" with "%" and "%p" with pid. |
|
646 |
static bool copy_expand_pid(const char* src, size_t srclen, char* buf, size_t buflen); |
|
36508 | 647 |
|
648 |
static void check_unsupported_dumping_properties() NOT_CDS_RETURN; |
|
38195 | 649 |
|
49746 | 650 |
static bool check_unsupported_cds_runtime_properties() NOT_CDS_RETURN0; |
49739
00805b129186
8194812: Extend class-data sharing to support the module path
ccheung
parents:
49716
diff
changeset
|
651 |
|
38195 | 652 |
static bool atojulong(const char *s, julong* result); |
1 | 653 |
}; |
7397 | 654 |
|
28838
da47c3cc5c98
8067460: G1: TestResourceManagementFlagWithCommercialBuild.java failed on embedded platform
aharlap
parents:
28650
diff
changeset
|
655 |
// Disable options not supported in this release, with a warning if they |
da47c3cc5c98
8067460: G1: TestResourceManagementFlagWithCommercialBuild.java failed on embedded platform
aharlap
parents:
28650
diff
changeset
|
656 |
// were explicitly requested on the command-line |
37253
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
657 |
#define UNSUPPORTED_OPTION(opt) \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
658 |
do { \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
659 |
if (opt) { \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
660 |
if (FLAG_IS_CMDLINE(opt)) { \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
661 |
warning("-XX:+" #opt " not supported in this VM"); \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
662 |
} \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
663 |
FLAG_SET_DEFAULT(opt, false); \ |
45e69c7b0bac
8152929: Remove UNSUPPORTED_GC_OPTION, use UNSUPPORTED_OPTION instead
pliden
parents:
37216
diff
changeset
|
664 |
} \ |
28838
da47c3cc5c98
8067460: G1: TestResourceManagementFlagWithCommercialBuild.java failed on embedded platform
aharlap
parents:
28650
diff
changeset
|
665 |
} while(0) |
da47c3cc5c98
8067460: G1: TestResourceManagementFlagWithCommercialBuild.java failed on embedded platform
aharlap
parents:
28650
diff
changeset
|
666 |
|
7397 | 667 |
#endif // SHARE_VM_RUNTIME_ARGUMENTS_HPP |