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src/share/vm/prims/jvmtiManageCapabilities.cpp@833b0f92429a (annotated)

src/share/vm/prims/jvmtiManageCapabilities.cpp

Wed, 27 Aug 2014 08:19:12 -0400

author
zgu
date
Wed, 27 Aug 2014 08:19:12 -0400
changeset 7074
833b0f92429a
parent 6470
abe03600372a
child 6876
710a3c8b516e
permissions
-rw-r--r--

8046598: Scalable Native memory tracking development
Summary: Enhance scalability of native memory tracking
Reviewed-by: coleenp, ctornqvi, gtriantafill

duke@435 1 /*
trims@1907 2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
trims@1907 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907 20 * or visit www.oracle.com if you need additional information or have any
trims@1907 21 * questions.
duke@435 22 *
duke@435 23 */
duke@435 24
stefank@2314 25 #include "precompiled.hpp"
stefank@2314 26 #include "jvmtifiles/jvmtiEnv.hpp"
stefank@2314 27 #include "prims/jvmtiExport.hpp"
stefank@2314 28 #include "prims/jvmtiManageCapabilities.hpp"
duke@435 29 static const jint CAPA_SIZE = (JVMTI_INTERNAL_CAPABILITY_COUNT + 7) / 8;
duke@435 30
duke@435 31 // capabilities which are always potentially available
duke@435 32 jvmtiCapabilities JvmtiManageCapabilities::always_capabilities;
duke@435 33
duke@435 34 // capabilities which are potentially available during OnLoad
duke@435 35 jvmtiCapabilities JvmtiManageCapabilities::onload_capabilities;
duke@435 36
duke@435 37 // capabilities which are always potentially available
duke@435 38 // but to only one environment
duke@435 39 jvmtiCapabilities JvmtiManageCapabilities::always_solo_capabilities;
duke@435 40
duke@435 41 // capabilities which are potentially available during OnLoad
duke@435 42 // but to only one environment
duke@435 43 jvmtiCapabilities JvmtiManageCapabilities::onload_solo_capabilities;
duke@435 44
duke@435 45 // remaining capabilities which are always potentially available
duke@435 46 // but to only one environment
duke@435 47 jvmtiCapabilities JvmtiManageCapabilities::always_solo_remaining_capabilities;
duke@435 48
duke@435 49 // remaining capabilities which are potentially available during OnLoad
duke@435 50 // but to only one environment
duke@435 51 jvmtiCapabilities JvmtiManageCapabilities::onload_solo_remaining_capabilities;
duke@435 52
duke@435 53 // all capabilities ever acquired
duke@435 54 jvmtiCapabilities JvmtiManageCapabilities::acquired_capabilities;
duke@435 55
duke@435 56 void JvmtiManageCapabilities::initialize() {
duke@435 57 always_capabilities = init_always_capabilities();
duke@435 58 if (JvmtiEnv::get_phase() != JVMTI_PHASE_ONLOAD) {
duke@435 59 recompute_always_capabilities();
duke@435 60 }
duke@435 61 onload_capabilities = init_onload_capabilities();
duke@435 62 always_solo_capabilities = init_always_solo_capabilities();
duke@435 63 onload_solo_capabilities = init_onload_solo_capabilities();
duke@435 64 always_solo_remaining_capabilities = init_always_solo_capabilities();
duke@435 65 onload_solo_remaining_capabilities = init_onload_solo_capabilities();
duke@435 66 memset(&acquired_capabilities, 0, sizeof(acquired_capabilities));
duke@435 67 }
duke@435 68
duke@435 69 // if the capability sets are initialized in the onload phase then
duke@435 70 // it happens before class data sharing (CDS) is initialized. If it
duke@435 71 // turns out that CDS gets disabled then we must adjust the always
duke@435 72 // capabilities. To ensure a consistent view of the capabililties
duke@435 73 // anything we add here should already be in the onload set.
duke@435 74 void JvmtiManageCapabilities::recompute_always_capabilities() {
duke@435 75 if (!UseSharedSpaces) {
duke@435 76 jvmtiCapabilities jc = always_capabilities;
duke@435 77 jc.can_generate_all_class_hook_events = 1;
duke@435 78 always_capabilities = jc;
duke@435 79 }
duke@435 80 }
duke@435 81
duke@435 82
duke@435 83 // corresponding init functions
duke@435 84 jvmtiCapabilities JvmtiManageCapabilities::init_always_capabilities() {
duke@435 85 jvmtiCapabilities jc;
duke@435 86
duke@435 87 memset(&jc, 0, sizeof(jc));
duke@435 88 jc.can_get_bytecodes = 1;
duke@435 89 jc.can_signal_thread = 1;
duke@435 90 jc.can_get_source_file_name = 1;
duke@435 91 jc.can_get_line_numbers = 1;
duke@435 92 jc.can_get_synthetic_attribute = 1;
duke@435 93 jc.can_get_monitor_info = 1;
duke@435 94 jc.can_get_constant_pool = 1;
duke@435 95 jc.can_generate_monitor_events = 1;
duke@435 96 jc.can_generate_garbage_collection_events = 1;
duke@435 97 jc.can_generate_compiled_method_load_events = 1;
duke@435 98 jc.can_generate_native_method_bind_events = 1;
duke@435 99 jc.can_generate_vm_object_alloc_events = 1;
duke@435 100 if (os::is_thread_cpu_time_supported()) {
duke@435 101 jc.can_get_current_thread_cpu_time = 1;
duke@435 102 jc.can_get_thread_cpu_time = 1;
duke@435 103 }
duke@435 104 jc.can_redefine_classes = 1;
duke@435 105 jc.can_redefine_any_class = 1;
duke@435 106 jc.can_retransform_classes = 1;
duke@435 107 jc.can_retransform_any_class = 1;
duke@435 108 jc.can_set_native_method_prefix = 1;
duke@435 109 jc.can_tag_objects = 1;
duke@435 110 jc.can_generate_object_free_events = 1;
duke@435 111 jc.can_generate_resource_exhaustion_heap_events = 1;
duke@435 112 jc.can_generate_resource_exhaustion_threads_events = 1;
duke@435 113 return jc;
duke@435 114 }
duke@435 115
duke@435 116 jvmtiCapabilities JvmtiManageCapabilities::init_onload_capabilities() {
duke@435 117 jvmtiCapabilities jc;
duke@435 118
duke@435 119 memset(&jc, 0, sizeof(jc));
goetz@6470 120 #ifndef ZERO
duke@435 121 jc.can_pop_frame = 1;
duke@435 122 jc.can_force_early_return = 1;
goetz@6470 123 #endif // !ZERO
duke@435 124 jc.can_get_source_debug_extension = 1;
duke@435 125 jc.can_access_local_variables = 1;
duke@435 126 jc.can_maintain_original_method_order = 1;
duke@435 127 jc.can_generate_all_class_hook_events = 1;
duke@435 128 jc.can_generate_single_step_events = 1;
duke@435 129 jc.can_generate_exception_events = 1;
duke@435 130 jc.can_generate_frame_pop_events = 1;
duke@435 131 jc.can_generate_method_entry_events = 1;
duke@435 132 jc.can_generate_method_exit_events = 1;
duke@435 133 jc.can_get_owned_monitor_info = 1;
duke@435 134 jc.can_get_owned_monitor_stack_depth_info = 1;
duke@435 135 jc.can_get_current_contended_monitor = 1;
duke@435 136 // jc.can_get_monitor_info = 1;
duke@435 137 jc.can_tag_objects = 1; // TODO: this should have been removed
duke@435 138 jc.can_generate_object_free_events = 1; // TODO: this should have been removed
duke@435 139 return jc;
duke@435 140 }
duke@435 141
duke@435 142
duke@435 143 jvmtiCapabilities JvmtiManageCapabilities::init_always_solo_capabilities() {
duke@435 144 jvmtiCapabilities jc;
duke@435 145
duke@435 146 memset(&jc, 0, sizeof(jc));
duke@435 147 jc.can_suspend = 1;
duke@435 148 return jc;
duke@435 149 }
duke@435 150
duke@435 151
duke@435 152 jvmtiCapabilities JvmtiManageCapabilities::init_onload_solo_capabilities() {
duke@435 153 jvmtiCapabilities jc;
duke@435 154
duke@435 155 memset(&jc, 0, sizeof(jc));
duke@435 156 jc.can_generate_field_modification_events = 1;
duke@435 157 jc.can_generate_field_access_events = 1;
duke@435 158 jc.can_generate_breakpoint_events = 1;
duke@435 159 return jc;
duke@435 160 }
duke@435 161
duke@435 162
duke@435 163 jvmtiCapabilities *JvmtiManageCapabilities::either(const jvmtiCapabilities *a, const jvmtiCapabilities *b,
duke@435 164 jvmtiCapabilities *result) {
duke@435 165 char *ap = (char *)a;
duke@435 166 char *bp = (char *)b;
duke@435 167 char *resultp = (char *)result;
duke@435 168
duke@435 169 for (int i = 0; i < CAPA_SIZE; ++i) {
duke@435 170 *resultp++ = *ap++ | *bp++;
duke@435 171 }
duke@435 172
duke@435 173 return result;
duke@435 174 }
duke@435 175
duke@435 176
duke@435 177 jvmtiCapabilities *JvmtiManageCapabilities::both(const jvmtiCapabilities *a, const jvmtiCapabilities *b,
duke@435 178 jvmtiCapabilities *result) {
duke@435 179 char *ap = (char *)a;
duke@435 180 char *bp = (char *)b;
duke@435 181 char *resultp = (char *)result;
duke@435 182
duke@435 183 for (int i = 0; i < CAPA_SIZE; ++i) {
duke@435 184 *resultp++ = *ap++ & *bp++;
duke@435 185 }
duke@435 186
duke@435 187 return result;
duke@435 188 }
duke@435 189
duke@435 190
duke@435 191 jvmtiCapabilities *JvmtiManageCapabilities::exclude(const jvmtiCapabilities *a, const jvmtiCapabilities *b,
duke@435 192 jvmtiCapabilities *result) {
duke@435 193 char *ap = (char *)a;
duke@435 194 char *bp = (char *)b;
duke@435 195 char *resultp = (char *)result;
duke@435 196
duke@435 197 for (int i = 0; i < CAPA_SIZE; ++i) {
duke@435 198 *resultp++ = *ap++ & ~*bp++;
duke@435 199 }
duke@435 200
duke@435 201 return result;
duke@435 202 }
duke@435 203
duke@435 204
duke@435 205 bool JvmtiManageCapabilities::has_some(const jvmtiCapabilities *a) {
duke@435 206 char *ap = (char *)a;
duke@435 207
duke@435 208 for (int i = 0; i < CAPA_SIZE; ++i) {
duke@435 209 if (*ap++ != 0) {
duke@435 210 return true;
duke@435 211 }
duke@435 212 }
duke@435 213
duke@435 214 return false;
duke@435 215 }
duke@435 216
duke@435 217
duke@435 218 void JvmtiManageCapabilities::copy_capabilities(const jvmtiCapabilities *from, jvmtiCapabilities *to) {
duke@435 219 char *ap = (char *)from;
duke@435 220 char *resultp = (char *)to;
duke@435 221
duke@435 222 for (int i = 0; i < CAPA_SIZE; ++i) {
duke@435 223 *resultp++ = *ap++;
duke@435 224 }
duke@435 225 }
duke@435 226
duke@435 227
duke@435 228 void JvmtiManageCapabilities::get_potential_capabilities(const jvmtiCapabilities *current,
duke@435 229 const jvmtiCapabilities *prohibited,
duke@435 230 jvmtiCapabilities *result) {
duke@435 231 // exclude prohibited capabilities, must be before adding current
duke@435 232 exclude(&always_capabilities, prohibited, result);
duke@435 233
duke@435 234 // must include current since it may possess solo capabilities and now prohibited
duke@435 235 either(result, current, result);
duke@435 236
duke@435 237 // add other remaining
duke@435 238 either(result, &always_solo_remaining_capabilities, result);
duke@435 239
duke@435 240 // if this is during OnLoad more capabilities are available
duke@435 241 if (JvmtiEnv::get_phase() == JVMTI_PHASE_ONLOAD) {
duke@435 242 either(result, &onload_capabilities, result);
duke@435 243 either(result, &onload_solo_remaining_capabilities, result);
duke@435 244 }
duke@435 245 }
duke@435 246
duke@435 247 jvmtiError JvmtiManageCapabilities::add_capabilities(const jvmtiCapabilities *current,
duke@435 248 const jvmtiCapabilities *prohibited,
duke@435 249 const jvmtiCapabilities *desired,
duke@435 250 jvmtiCapabilities *result) {
duke@435 251 // check that the capabilities being added are potential capabilities
duke@435 252 jvmtiCapabilities temp;
duke@435 253 get_potential_capabilities(current, prohibited, &temp);
duke@435 254 if (has_some(exclude(desired, &temp, &temp))) {
duke@435 255 return JVMTI_ERROR_NOT_AVAILABLE;
duke@435 256 }
duke@435 257
duke@435 258 // add to the set of ever acquired capabilities
duke@435 259 either(&acquired_capabilities, desired, &acquired_capabilities);
duke@435 260
duke@435 261 // onload capabilities that got added are now permanent - so, also remove from onload
duke@435 262 both(&onload_capabilities, desired, &temp);
duke@435 263 either(&always_capabilities, &temp, &always_capabilities);
duke@435 264 exclude(&onload_capabilities, &temp, &onload_capabilities);
duke@435 265
duke@435 266 // same for solo capabilities (transferred capabilities in the remaining sets handled as part of standard grab - below)
duke@435 267 both(&onload_solo_capabilities, desired, &temp);
duke@435 268 either(&always_solo_capabilities, &temp, &always_solo_capabilities);
duke@435 269 exclude(&onload_solo_capabilities, &temp, &onload_solo_capabilities);
duke@435 270
duke@435 271 // remove solo capabilities that are now taken
duke@435 272 exclude(&always_solo_remaining_capabilities, desired, &always_solo_remaining_capabilities);
duke@435 273 exclude(&onload_solo_remaining_capabilities, desired, &onload_solo_remaining_capabilities);
duke@435 274
duke@435 275 // return the result
duke@435 276 either(current, desired, result);
duke@435 277
duke@435 278 update();
duke@435 279
duke@435 280 return JVMTI_ERROR_NONE;
duke@435 281 }
duke@435 282
duke@435 283
duke@435 284 void JvmtiManageCapabilities::relinquish_capabilities(const jvmtiCapabilities *current,
duke@435 285 const jvmtiCapabilities *unwanted,
duke@435 286 jvmtiCapabilities *result) {
duke@435 287 jvmtiCapabilities to_trash;
duke@435 288 jvmtiCapabilities temp;
duke@435 289
duke@435 290 // can't give up what you don't have
duke@435 291 both(current, unwanted, &to_trash);
duke@435 292
duke@435 293 // restore solo capabilities but only those that belong
duke@435 294 either(&always_solo_remaining_capabilities, both(&always_solo_capabilities, &to_trash, &temp),
duke@435 295 &always_solo_remaining_capabilities);
duke@435 296 either(&onload_solo_remaining_capabilities, both(&onload_solo_capabilities, &to_trash, &temp),
duke@435 297 &onload_solo_remaining_capabilities);
duke@435 298
duke@435 299 update();
duke@435 300
duke@435 301 // return the result
duke@435 302 exclude(current, unwanted, result);
duke@435 303 }
duke@435 304
duke@435 305
duke@435 306 void JvmtiManageCapabilities::update() {
duke@435 307 jvmtiCapabilities avail;
duke@435 308
duke@435 309 // all capabilities
duke@435 310 either(&always_capabilities, &always_solo_capabilities, &avail);
duke@435 311
duke@435 312 bool interp_events =
duke@435 313 avail.can_generate_field_access_events ||
duke@435 314 avail.can_generate_field_modification_events ||
duke@435 315 avail.can_generate_single_step_events ||
duke@435 316 avail.can_generate_frame_pop_events ||
duke@435 317 avail.can_generate_method_entry_events ||
duke@435 318 avail.can_generate_method_exit_events;
duke@435 319 bool enter_all_methods =
duke@435 320 interp_events ||
duke@435 321 avail.can_generate_breakpoint_events;
never@2724 322 if (enter_all_methods) {
never@2724 323 // Disable these when tracking the bytecodes
never@2724 324 UseFastEmptyMethods = false;
never@2724 325 UseFastAccessorMethods = false;
never@2724 326 }
duke@435 327
duke@435 328 if (avail.can_generate_breakpoint_events) {
duke@435 329 RewriteFrequentPairs = false;
duke@435 330 }
duke@435 331
duke@435 332 // If can_redefine_classes is enabled in the onload phase then we know that the
duke@435 333 // dependency information recorded by the compiler is complete.
duke@435 334 if ((avail.can_redefine_classes || avail.can_retransform_classes) &&
duke@435 335 JvmtiEnv::get_phase() == JVMTI_PHASE_ONLOAD) {
duke@435 336 JvmtiExport::set_all_dependencies_are_recorded(true);
duke@435 337 }
duke@435 338
duke@435 339 JvmtiExport::set_can_get_source_debug_extension(avail.can_get_source_debug_extension);
duke@435 340 JvmtiExport::set_can_maintain_original_method_order(avail.can_maintain_original_method_order);
duke@435 341 JvmtiExport::set_can_post_interpreter_events(interp_events);
duke@435 342 JvmtiExport::set_can_hotswap_or_post_breakpoint(
duke@435 343 avail.can_generate_breakpoint_events ||
duke@435 344 avail.can_redefine_classes ||
duke@435 345 avail.can_retransform_classes);
duke@435 346 JvmtiExport::set_can_modify_any_class(
duke@435 347 avail.can_generate_breakpoint_events ||
duke@435 348 avail.can_generate_all_class_hook_events);
duke@435 349 JvmtiExport::set_can_walk_any_space(
duke@435 350 avail.can_tag_objects); // disable sharing in onload phase
never@1832 351 // This controls whether the compilers keep extra locals live to
never@1832 352 // improve the debugging experience so only set them if the selected
never@1832 353 // capabilities look like a debugger.
duke@435 354 JvmtiExport::set_can_access_local_variables(
never@1832 355 avail.can_access_local_variables ||
never@1832 356 avail.can_generate_breakpoint_events ||
never@1832 357 avail.can_generate_frame_pop_events);
dcubed@1648 358 JvmtiExport::set_can_post_on_exceptions(
duke@435 359 avail.can_generate_exception_events ||
duke@435 360 avail.can_generate_frame_pop_events ||
duke@435 361 avail.can_generate_method_exit_events);
duke@435 362 JvmtiExport::set_can_post_breakpoint(avail.can_generate_breakpoint_events);
duke@435 363 JvmtiExport::set_can_post_field_access(avail.can_generate_field_access_events);
duke@435 364 JvmtiExport::set_can_post_field_modification(avail.can_generate_field_modification_events);
duke@435 365 JvmtiExport::set_can_post_method_entry(avail.can_generate_method_entry_events);
duke@435 366 JvmtiExport::set_can_post_method_exit(avail.can_generate_method_exit_events ||
duke@435 367 avail.can_generate_frame_pop_events);
duke@435 368 JvmtiExport::set_can_pop_frame(avail.can_pop_frame);
duke@435 369 JvmtiExport::set_can_force_early_return(avail.can_force_early_return);
duke@435 370 JvmtiExport::set_should_clean_up_heap_objects(avail.can_generate_breakpoint_events);
duke@435 371 }
duke@435 372
duke@435 373 #ifndef PRODUCT
duke@435 374
duke@435 375 void JvmtiManageCapabilities:: print(const jvmtiCapabilities* cap) {
duke@435 376 tty->print_cr("----- capabilities -----");
duke@435 377 if (cap->can_tag_objects)
duke@435 378 tty->print_cr("can_tag_objects");
duke@435 379 if (cap->can_generate_field_modification_events)
duke@435 380 tty->print_cr("can_generate_field_modification_events");
duke@435 381 if (cap->can_generate_field_access_events)
duke@435 382 tty->print_cr("can_generate_field_access_events");
duke@435 383 if (cap->can_get_bytecodes)
duke@435 384 tty->print_cr("can_get_bytecodes");
duke@435 385 if (cap->can_get_synthetic_attribute)
duke@435 386 tty->print_cr("can_get_synthetic_attribute");
duke@435 387 if (cap->can_get_owned_monitor_info)
duke@435 388 tty->print_cr("can_get_owned_monitor_info");
duke@435 389 if (cap->can_get_current_contended_monitor)
duke@435 390 tty->print_cr("can_get_current_contended_monitor");
duke@435 391 if (cap->can_get_monitor_info)
duke@435 392 tty->print_cr("can_get_monitor_info");
duke@435 393 if (cap->can_get_constant_pool)
duke@435 394 tty->print_cr("can_get_constant_pool");
duke@435 395 if (cap->can_pop_frame)
duke@435 396 tty->print_cr("can_pop_frame");
duke@435 397 if (cap->can_force_early_return)
duke@435 398 tty->print_cr("can_force_early_return");
duke@435 399 if (cap->can_redefine_classes)
duke@435 400 tty->print_cr("can_redefine_classes");
duke@435 401 if (cap->can_retransform_classes)
duke@435 402 tty->print_cr("can_retransform_classes");
duke@435 403 if (cap->can_signal_thread)
duke@435 404 tty->print_cr("can_signal_thread");
duke@435 405 if (cap->can_get_source_file_name)
duke@435 406 tty->print_cr("can_get_source_file_name");
duke@435 407 if (cap->can_get_line_numbers)
duke@435 408 tty->print_cr("can_get_line_numbers");
duke@435 409 if (cap->can_get_source_debug_extension)
duke@435 410 tty->print_cr("can_get_source_debug_extension");
duke@435 411 if (cap->can_access_local_variables)
duke@435 412 tty->print_cr("can_access_local_variables");
duke@435 413 if (cap->can_maintain_original_method_order)
duke@435 414 tty->print_cr("can_maintain_original_method_order");
duke@435 415 if (cap->can_generate_single_step_events)
duke@435 416 tty->print_cr("can_generate_single_step_events");
duke@435 417 if (cap->can_generate_exception_events)
duke@435 418 tty->print_cr("can_generate_exception_events");
duke@435 419 if (cap->can_generate_frame_pop_events)
duke@435 420 tty->print_cr("can_generate_frame_pop_events");
duke@435 421 if (cap->can_generate_breakpoint_events)
duke@435 422 tty->print_cr("can_generate_breakpoint_events");
duke@435 423 if (cap->can_suspend)
duke@435 424 tty->print_cr("can_suspend");
duke@435 425 if (cap->can_redefine_any_class )
duke@435 426 tty->print_cr("can_redefine_any_class");
duke@435 427 if (cap->can_retransform_any_class )
duke@435 428 tty->print_cr("can_retransform_any_class");
duke@435 429 if (cap->can_get_current_thread_cpu_time)
duke@435 430 tty->print_cr("can_get_current_thread_cpu_time");
duke@435 431 if (cap->can_get_thread_cpu_time)
duke@435 432 tty->print_cr("can_get_thread_cpu_time");
duke@435 433 if (cap->can_generate_method_entry_events)
duke@435 434 tty->print_cr("can_generate_method_entry_events");
duke@435 435 if (cap->can_generate_method_exit_events)
duke@435 436 tty->print_cr("can_generate_method_exit_events");
duke@435 437 if (cap->can_generate_all_class_hook_events)
duke@435 438 tty->print_cr("can_generate_all_class_hook_events");
duke@435 439 if (cap->can_generate_compiled_method_load_events)
duke@435 440 tty->print_cr("can_generate_compiled_method_load_events");
duke@435 441 if (cap->can_generate_monitor_events)
duke@435 442 tty->print_cr("can_generate_monitor_events");
duke@435 443 if (cap->can_generate_vm_object_alloc_events)
duke@435 444 tty->print_cr("can_generate_vm_object_alloc_events");
duke@435 445 if (cap->can_generate_native_method_bind_events)
duke@435 446 tty->print_cr("can_generate_native_method_bind_events");
duke@435 447 if (cap->can_generate_garbage_collection_events)
duke@435 448 tty->print_cr("can_generate_garbage_collection_events");
duke@435 449 if (cap->can_generate_object_free_events)
duke@435 450 tty->print_cr("can_generate_object_free_events");
duke@435 451 if (cap->can_generate_resource_exhaustion_heap_events)
duke@435 452 tty->print_cr("can_generate_resource_exhaustion_heap_events");
duke@435 453 if (cap->can_generate_resource_exhaustion_threads_events)
duke@435 454 tty->print_cr("can_generate_resource_exhaustion_threads_events");
duke@435 455 }
duke@435 456
duke@435 457 #endif

Mercurial Repository: jdk8-mips64-public/hotspot

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