Thu, 27 May 2010 18:01:56 -0700
6916623: Align object to 16 bytes to use Compressed Oops with java heap up to 64Gb
Summary: Added new product ObjectAlignmentInBytes flag to control object alignment.
Reviewed-by: twisti, ysr, iveresov
duke@435 | 1 | /* |
duke@435 | 2 | * Copyright 2001-2005 Sun Microsystems, Inc. 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 | * |
duke@435 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@435 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@435 | 21 | * have any questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | # include "incls/_precompiled.incl" |
duke@435 | 26 | # include "incls/_perfData.cpp.incl" |
duke@435 | 27 | |
duke@435 | 28 | PerfDataList* PerfDataManager::_all = NULL; |
duke@435 | 29 | PerfDataList* PerfDataManager::_sampled = NULL; |
duke@435 | 30 | PerfDataList* PerfDataManager::_constants = NULL; |
duke@435 | 31 | |
duke@435 | 32 | /* |
duke@435 | 33 | * The jvmstat global and subsysem jvmstat counter name spaces. The top |
duke@435 | 34 | * level name spaces imply the interface stability level of the counter, |
duke@435 | 35 | * which generally follows the Java package, class, and property naming |
duke@435 | 36 | * conventions. The CounterNS enumeration values should be used to index |
duke@435 | 37 | * into this array. |
duke@435 | 38 | */ |
duke@435 | 39 | const char* PerfDataManager::_name_spaces[] = { |
duke@435 | 40 | // top level name spaces |
duke@435 | 41 | "java", // stable and supported name space |
duke@435 | 42 | "com.sun", // unstable but supported name space |
duke@435 | 43 | "sun", // unstable and unsupported name space |
duke@435 | 44 | // subsystem name spaces |
duke@435 | 45 | "java.gc", // Garbage Collection name spaces |
duke@435 | 46 | "com.sun.gc", |
duke@435 | 47 | "sun.gc", |
duke@435 | 48 | "java.ci", // Compiler name spaces |
duke@435 | 49 | "com.sun.ci", |
duke@435 | 50 | "sun.ci", |
duke@435 | 51 | "java.cls", // Class Loader name spaces |
duke@435 | 52 | "com.sun.cls", |
duke@435 | 53 | "sun.cls", |
duke@435 | 54 | "java.rt", // Runtime name spaces |
duke@435 | 55 | "com.sun.rt", |
duke@435 | 56 | "sun.rt", |
duke@435 | 57 | "java.os", // Operating System name spaces |
duke@435 | 58 | "com.sun.os", |
duke@435 | 59 | "sun.os", |
duke@435 | 60 | "java.threads", // Threads System name spaces |
duke@435 | 61 | "com.sun.threads", |
duke@435 | 62 | "sun.threads", |
duke@435 | 63 | "java.property", // Java Property name spaces |
duke@435 | 64 | "com.sun.property", |
duke@435 | 65 | "sun.property", |
duke@435 | 66 | "", |
duke@435 | 67 | }; |
duke@435 | 68 | |
duke@435 | 69 | PerfData::PerfData(CounterNS ns, const char* name, Units u, Variability v) |
duke@435 | 70 | : _name(NULL), _u(u), _v(v), _valuep(NULL), |
duke@435 | 71 | _on_c_heap(false) { |
duke@435 | 72 | |
duke@435 | 73 | const char* prefix = PerfDataManager::ns_to_string(ns); |
duke@435 | 74 | |
duke@435 | 75 | _name = NEW_C_HEAP_ARRAY(char, strlen(name) + strlen(prefix) + 2); |
duke@435 | 76 | assert(_name != NULL && strlen(name) != 0, "invalid name"); |
duke@435 | 77 | |
duke@435 | 78 | if (ns == NULL_NS) { |
duke@435 | 79 | // No prefix is added to counters with the NULL_NS namespace. |
duke@435 | 80 | strcpy(_name, name); |
duke@435 | 81 | // set the F_Supported flag based on the counter name prefix. |
duke@435 | 82 | if (PerfDataManager::is_stable_supported(_name) || |
duke@435 | 83 | PerfDataManager::is_unstable_supported(_name)) { |
duke@435 | 84 | _flags = F_Supported; |
duke@435 | 85 | } |
duke@435 | 86 | else { |
duke@435 | 87 | _flags = F_None; |
duke@435 | 88 | } |
duke@435 | 89 | } |
duke@435 | 90 | else { |
duke@435 | 91 | sprintf(_name, "%s.%s", prefix, name); |
duke@435 | 92 | // set the F_Supported flag based on the given namespace. |
duke@435 | 93 | if (PerfDataManager::is_stable_supported(ns) || |
duke@435 | 94 | PerfDataManager::is_unstable_supported(ns)) { |
duke@435 | 95 | _flags = F_Supported; |
duke@435 | 96 | } |
duke@435 | 97 | else { |
duke@435 | 98 | _flags = F_None; |
duke@435 | 99 | } |
duke@435 | 100 | } |
duke@435 | 101 | } |
duke@435 | 102 | |
duke@435 | 103 | PerfData::~PerfData() { |
duke@435 | 104 | if (_name != NULL) { |
duke@435 | 105 | FREE_C_HEAP_ARRAY(char, _name); |
duke@435 | 106 | } |
duke@435 | 107 | if (is_on_c_heap()) { |
duke@435 | 108 | FREE_C_HEAP_ARRAY(PerfDataEntry, _pdep); |
duke@435 | 109 | } |
duke@435 | 110 | } |
duke@435 | 111 | |
duke@435 | 112 | void PerfData::create_entry(BasicType dtype, size_t dsize, size_t vlen) { |
duke@435 | 113 | |
duke@435 | 114 | size_t dlen = vlen==0 ? 1 : vlen; |
duke@435 | 115 | |
duke@435 | 116 | size_t namelen = strlen(name()) + 1; // include null terminator |
duke@435 | 117 | size_t size = sizeof(PerfDataEntry) + namelen; |
duke@435 | 118 | size_t pad_length = ((size % dsize) == 0) ? 0 : dsize - (size % dsize); |
duke@435 | 119 | size += pad_length; |
duke@435 | 120 | size_t data_start = size; |
duke@435 | 121 | size += (dsize * dlen); |
duke@435 | 122 | |
duke@435 | 123 | // align size to assure allocation in units of 8 bytes |
duke@435 | 124 | int align = sizeof(jlong) - 1; |
duke@435 | 125 | size = ((size + align) & ~align); |
duke@435 | 126 | char* psmp = PerfMemory::alloc(size); |
duke@435 | 127 | |
duke@435 | 128 | if (psmp == NULL) { |
duke@435 | 129 | // out of PerfMemory memory resources. allocate on the C heap |
duke@435 | 130 | // to avoid vm termination. |
duke@435 | 131 | psmp = NEW_C_HEAP_ARRAY(char, size); |
duke@435 | 132 | _on_c_heap = true; |
duke@435 | 133 | } |
duke@435 | 134 | |
duke@435 | 135 | // compute the addresses for the name and data |
duke@435 | 136 | char* cname = psmp + sizeof(PerfDataEntry); |
duke@435 | 137 | |
duke@435 | 138 | // data is in the last dsize*dlen bytes of the entry |
duke@435 | 139 | void* valuep = (void*) (psmp + data_start); |
duke@435 | 140 | |
duke@435 | 141 | assert(is_on_c_heap() || PerfMemory::contains(cname), "just checking"); |
duke@435 | 142 | assert(is_on_c_heap() || PerfMemory::contains((char*)valuep), "just checking"); |
duke@435 | 143 | |
duke@435 | 144 | // copy the name, including null terminator, into PerfData memory |
duke@435 | 145 | strcpy(cname, name()); |
duke@435 | 146 | |
duke@435 | 147 | |
duke@435 | 148 | // set the header values in PerfData memory |
duke@435 | 149 | PerfDataEntry* pdep = (PerfDataEntry*)psmp; |
duke@435 | 150 | pdep->entry_length = (jint)size; |
duke@435 | 151 | pdep->name_offset = (jint) ((uintptr_t) cname - (uintptr_t) psmp); |
duke@435 | 152 | pdep->vector_length = (jint)vlen; |
duke@435 | 153 | pdep->data_type = (jbyte) type2char(dtype); |
duke@435 | 154 | pdep->data_units = units(); |
duke@435 | 155 | pdep->data_variability = variability(); |
duke@435 | 156 | pdep->flags = (jbyte)flags(); |
duke@435 | 157 | pdep->data_offset = (jint) data_start; |
duke@435 | 158 | |
duke@435 | 159 | if (PerfTraceDataCreation) { |
duke@435 | 160 | tty->print("name = %s, dtype = %d, variability = %d," |
duke@435 | 161 | " units = %d, dsize = %d, vlen = %d," |
duke@435 | 162 | " pad_length = %d, size = %d, on_c_heap = %s," |
duke@435 | 163 | " address = " INTPTR_FORMAT "," |
duke@435 | 164 | " data address = " INTPTR_FORMAT "\n", |
duke@435 | 165 | cname, dtype, variability(), |
duke@435 | 166 | units(), dsize, vlen, |
duke@435 | 167 | pad_length, size, is_on_c_heap() ? "TRUE":"FALSE", |
duke@435 | 168 | psmp, valuep); |
duke@435 | 169 | } |
duke@435 | 170 | |
duke@435 | 171 | // record the start of the entry and the location of the data field. |
duke@435 | 172 | _pdep = pdep; |
duke@435 | 173 | _valuep = valuep; |
duke@435 | 174 | |
duke@435 | 175 | // mark the PerfData memory region as having been updated. |
duke@435 | 176 | PerfMemory::mark_updated(); |
duke@435 | 177 | } |
duke@435 | 178 | |
duke@435 | 179 | PerfLong::PerfLong(CounterNS ns, const char* namep, Units u, Variability v) |
duke@435 | 180 | : PerfData(ns, namep, u, v) { |
duke@435 | 181 | |
duke@435 | 182 | create_entry(T_LONG, sizeof(jlong)); |
duke@435 | 183 | } |
duke@435 | 184 | |
duke@435 | 185 | int PerfLong::format(char* buffer, int length) { |
duke@435 | 186 | return jio_snprintf(buffer, length,"%lld", *(jlong*)_valuep); |
duke@435 | 187 | } |
duke@435 | 188 | |
duke@435 | 189 | PerfLongVariant::PerfLongVariant(CounterNS ns, const char* namep, Units u, |
duke@435 | 190 | Variability v, jlong* sampled) |
duke@435 | 191 | : PerfLong(ns, namep, u, v), |
duke@435 | 192 | _sampled(sampled), _sample_helper(NULL) { |
duke@435 | 193 | |
duke@435 | 194 | sample(); |
duke@435 | 195 | } |
duke@435 | 196 | |
duke@435 | 197 | PerfLongVariant::PerfLongVariant(CounterNS ns, const char* namep, Units u, |
duke@435 | 198 | Variability v, PerfLongSampleHelper* helper) |
duke@435 | 199 | : PerfLong(ns, namep, u, v), |
duke@435 | 200 | _sampled(NULL), _sample_helper(helper) { |
duke@435 | 201 | |
duke@435 | 202 | sample(); |
duke@435 | 203 | } |
duke@435 | 204 | |
duke@435 | 205 | void PerfLongVariant::sample() { |
duke@435 | 206 | |
duke@435 | 207 | assert(_sample_helper != NULL || _sampled != NULL, "unexpected state"); |
duke@435 | 208 | |
duke@435 | 209 | if (_sample_helper != NULL) { |
duke@435 | 210 | *(jlong*)_valuep = _sample_helper->take_sample(); |
duke@435 | 211 | } |
duke@435 | 212 | else if (_sampled != NULL) { |
duke@435 | 213 | *(jlong*)_valuep = *_sampled; |
duke@435 | 214 | } |
duke@435 | 215 | } |
duke@435 | 216 | |
duke@435 | 217 | PerfByteArray::PerfByteArray(CounterNS ns, const char* namep, Units u, |
duke@435 | 218 | Variability v, jint length) |
duke@435 | 219 | : PerfData(ns, namep, u, v), _length(length) { |
duke@435 | 220 | |
duke@435 | 221 | create_entry(T_BYTE, sizeof(jbyte), (size_t)_length); |
duke@435 | 222 | } |
duke@435 | 223 | |
duke@435 | 224 | void PerfString::set_string(const char* s2) { |
duke@435 | 225 | |
duke@435 | 226 | // copy n bytes of the string, assuring the null string is |
duke@435 | 227 | // copied if s2 == NULL. |
duke@435 | 228 | strncpy((char *)_valuep, s2 == NULL ? "" : s2, _length); |
duke@435 | 229 | |
duke@435 | 230 | // assure the string is null terminated when strlen(s2) >= _length |
duke@435 | 231 | ((char*)_valuep)[_length-1] = '\0'; |
duke@435 | 232 | } |
duke@435 | 233 | |
duke@435 | 234 | int PerfString::format(char* buffer, int length) { |
duke@435 | 235 | return jio_snprintf(buffer, length, "%s", (char*)_valuep); |
duke@435 | 236 | } |
duke@435 | 237 | |
duke@435 | 238 | PerfStringConstant::PerfStringConstant(CounterNS ns, const char* namep, |
duke@435 | 239 | const char* initial_value) |
duke@435 | 240 | : PerfString(ns, namep, V_Constant, |
duke@435 | 241 | initial_value == NULL ? 1 : |
duke@435 | 242 | MIN2((jint)(strlen((char*)initial_value)+1), |
duke@435 | 243 | (jint)(PerfMaxStringConstLength+1)), |
duke@435 | 244 | initial_value) { |
duke@435 | 245 | |
duke@435 | 246 | if (PrintMiscellaneous && Verbose) { |
duke@435 | 247 | if (is_valid() && initial_value != NULL && |
duke@435 | 248 | ((jint)strlen(initial_value) > (jint)PerfMaxStringConstLength)) { |
duke@435 | 249 | |
duke@435 | 250 | warning("Truncating PerfStringConstant: name = %s," |
duke@435 | 251 | " length = " INT32_FORMAT "," |
duke@435 | 252 | " PerfMaxStringConstLength = " INT32_FORMAT "\n", |
duke@435 | 253 | namep, |
duke@435 | 254 | (jint)strlen(initial_value), |
duke@435 | 255 | (jint)PerfMaxStringConstLength); |
duke@435 | 256 | } |
duke@435 | 257 | } |
duke@435 | 258 | } |
duke@435 | 259 | |
duke@435 | 260 | |
duke@435 | 261 | |
duke@435 | 262 | |
duke@435 | 263 | |
duke@435 | 264 | |
duke@435 | 265 | void PerfDataManager::destroy() { |
duke@435 | 266 | |
duke@435 | 267 | if (_all == NULL) |
duke@435 | 268 | // destroy already called, or initialization never happened |
duke@435 | 269 | return; |
duke@435 | 270 | |
duke@435 | 271 | for (int index = 0; index < _all->length(); index++) { |
duke@435 | 272 | PerfData* p = _all->at(index); |
duke@435 | 273 | delete p; |
duke@435 | 274 | } |
duke@435 | 275 | |
duke@435 | 276 | delete(_all); |
duke@435 | 277 | delete(_sampled); |
duke@435 | 278 | delete(_constants); |
duke@435 | 279 | |
duke@435 | 280 | _all = NULL; |
duke@435 | 281 | _sampled = NULL; |
duke@435 | 282 | _constants = NULL; |
duke@435 | 283 | } |
duke@435 | 284 | |
duke@435 | 285 | void PerfDataManager::add_item(PerfData* p, bool sampled) { |
duke@435 | 286 | |
duke@435 | 287 | MutexLocker ml(PerfDataManager_lock); |
duke@435 | 288 | |
duke@435 | 289 | if (_all == NULL) { |
duke@435 | 290 | _all = new PerfDataList(100); |
duke@435 | 291 | } |
duke@435 | 292 | |
duke@435 | 293 | assert(!_all->contains(p->name()), "duplicate name added"); |
duke@435 | 294 | |
duke@435 | 295 | // add to the list of all perf data items |
duke@435 | 296 | _all->append(p); |
duke@435 | 297 | |
duke@435 | 298 | if (p->variability() == PerfData::V_Constant) { |
duke@435 | 299 | if (_constants == NULL) { |
duke@435 | 300 | _constants = new PerfDataList(25); |
duke@435 | 301 | } |
duke@435 | 302 | _constants->append(p); |
duke@435 | 303 | return; |
duke@435 | 304 | } |
duke@435 | 305 | |
duke@435 | 306 | if (sampled) { |
duke@435 | 307 | if (_sampled == NULL) { |
duke@435 | 308 | _sampled = new PerfDataList(25); |
duke@435 | 309 | } |
duke@435 | 310 | _sampled->append(p); |
duke@435 | 311 | } |
duke@435 | 312 | } |
duke@435 | 313 | |
duke@435 | 314 | PerfDataList* PerfDataManager::all() { |
duke@435 | 315 | |
duke@435 | 316 | MutexLocker ml(PerfDataManager_lock); |
duke@435 | 317 | |
duke@435 | 318 | if (_all == NULL) |
duke@435 | 319 | return NULL; |
duke@435 | 320 | |
duke@435 | 321 | PerfDataList* clone = _all->clone(); |
duke@435 | 322 | return clone; |
duke@435 | 323 | } |
duke@435 | 324 | |
duke@435 | 325 | PerfDataList* PerfDataManager::sampled() { |
duke@435 | 326 | |
duke@435 | 327 | MutexLocker ml(PerfDataManager_lock); |
duke@435 | 328 | |
duke@435 | 329 | if (_sampled == NULL) |
duke@435 | 330 | return NULL; |
duke@435 | 331 | |
duke@435 | 332 | PerfDataList* clone = _sampled->clone(); |
duke@435 | 333 | return clone; |
duke@435 | 334 | } |
duke@435 | 335 | |
duke@435 | 336 | PerfDataList* PerfDataManager::constants() { |
duke@435 | 337 | |
duke@435 | 338 | MutexLocker ml(PerfDataManager_lock); |
duke@435 | 339 | |
duke@435 | 340 | if (_constants == NULL) |
duke@435 | 341 | return NULL; |
duke@435 | 342 | |
duke@435 | 343 | PerfDataList* clone = _constants->clone(); |
duke@435 | 344 | return clone; |
duke@435 | 345 | } |
duke@435 | 346 | |
duke@435 | 347 | char* PerfDataManager::counter_name(const char* ns, const char* name) { |
duke@435 | 348 | assert(ns != NULL, "ns string required"); |
duke@435 | 349 | assert(name != NULL, "name string required"); |
duke@435 | 350 | |
duke@435 | 351 | size_t len = strlen(ns) + strlen(name) + 2; |
duke@435 | 352 | char* result = NEW_RESOURCE_ARRAY(char, len); |
duke@435 | 353 | sprintf(result, "%s.%s", ns, name); |
duke@435 | 354 | return result; |
duke@435 | 355 | } |
duke@435 | 356 | |
duke@435 | 357 | char* PerfDataManager::name_space(const char* ns, const char* sub, |
duke@435 | 358 | int instance) { |
duke@435 | 359 | char intbuf[40]; |
duke@435 | 360 | jio_snprintf(intbuf, 40, UINT32_FORMAT, instance); |
duke@435 | 361 | return name_space(ns, name_space(sub, intbuf)); |
duke@435 | 362 | } |
duke@435 | 363 | |
duke@435 | 364 | char *PerfDataManager::name_space(const char* ns, int instance) { |
duke@435 | 365 | char intbuf[40]; |
duke@435 | 366 | jio_snprintf(intbuf, 40, UINT32_FORMAT, instance); |
duke@435 | 367 | return name_space(ns, intbuf); |
duke@435 | 368 | } |
duke@435 | 369 | |
duke@435 | 370 | PerfStringConstant* PerfDataManager::create_string_constant(CounterNS ns, |
duke@435 | 371 | const char* name, |
duke@435 | 372 | const char* s, |
duke@435 | 373 | TRAPS) { |
duke@435 | 374 | |
duke@435 | 375 | PerfStringConstant* p = new PerfStringConstant(ns, name, s); |
duke@435 | 376 | |
duke@435 | 377 | if (!p->is_valid()) { |
duke@435 | 378 | // allocation of native resources failed. |
duke@435 | 379 | delete p; |
duke@435 | 380 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 381 | } |
duke@435 | 382 | |
duke@435 | 383 | add_item(p, false); |
duke@435 | 384 | |
duke@435 | 385 | return p; |
duke@435 | 386 | } |
duke@435 | 387 | |
duke@435 | 388 | PerfLongConstant* PerfDataManager::create_long_constant(CounterNS ns, |
duke@435 | 389 | const char* name, |
duke@435 | 390 | PerfData::Units u, |
duke@435 | 391 | jlong val, TRAPS) { |
duke@435 | 392 | |
duke@435 | 393 | PerfLongConstant* p = new PerfLongConstant(ns, name, u, val); |
duke@435 | 394 | |
duke@435 | 395 | if (!p->is_valid()) { |
duke@435 | 396 | // allocation of native resources failed. |
duke@435 | 397 | delete p; |
duke@435 | 398 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 399 | } |
duke@435 | 400 | |
duke@435 | 401 | add_item(p, false); |
duke@435 | 402 | |
duke@435 | 403 | return p; |
duke@435 | 404 | } |
duke@435 | 405 | |
duke@435 | 406 | PerfStringVariable* PerfDataManager::create_string_variable(CounterNS ns, |
duke@435 | 407 | const char* name, |
duke@435 | 408 | jint max_length, |
duke@435 | 409 | const char* s, |
duke@435 | 410 | TRAPS) { |
duke@435 | 411 | |
duke@435 | 412 | if (max_length == 0 && s != NULL) max_length = (jint)strlen(s); |
duke@435 | 413 | |
duke@435 | 414 | assert(max_length != 0, "PerfStringVariable with length 0"); |
duke@435 | 415 | |
duke@435 | 416 | PerfStringVariable* p = new PerfStringVariable(ns, name, max_length, s); |
duke@435 | 417 | |
duke@435 | 418 | if (!p->is_valid()) { |
duke@435 | 419 | // allocation of native resources failed. |
duke@435 | 420 | delete p; |
duke@435 | 421 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 422 | } |
duke@435 | 423 | |
duke@435 | 424 | add_item(p, false); |
duke@435 | 425 | |
duke@435 | 426 | return p; |
duke@435 | 427 | } |
duke@435 | 428 | |
duke@435 | 429 | PerfLongVariable* PerfDataManager::create_long_variable(CounterNS ns, |
duke@435 | 430 | const char* name, |
duke@435 | 431 | PerfData::Units u, |
duke@435 | 432 | jlong ival, TRAPS) { |
duke@435 | 433 | |
duke@435 | 434 | PerfLongVariable* p = new PerfLongVariable(ns, name, u, ival); |
duke@435 | 435 | |
duke@435 | 436 | if (!p->is_valid()) { |
duke@435 | 437 | // allocation of native resources failed. |
duke@435 | 438 | delete p; |
duke@435 | 439 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 440 | } |
duke@435 | 441 | |
duke@435 | 442 | add_item(p, false); |
duke@435 | 443 | |
duke@435 | 444 | return p; |
duke@435 | 445 | } |
duke@435 | 446 | |
duke@435 | 447 | PerfLongVariable* PerfDataManager::create_long_variable(CounterNS ns, |
duke@435 | 448 | const char* name, |
duke@435 | 449 | PerfData::Units u, |
duke@435 | 450 | jlong* sp, TRAPS) { |
duke@435 | 451 | |
duke@435 | 452 | // Sampled counters not supported if UsePerfData is false |
duke@435 | 453 | if (!UsePerfData) return NULL; |
duke@435 | 454 | |
duke@435 | 455 | PerfLongVariable* p = new PerfLongVariable(ns, name, u, sp); |
duke@435 | 456 | |
duke@435 | 457 | if (!p->is_valid()) { |
duke@435 | 458 | // allocation of native resources failed. |
duke@435 | 459 | delete p; |
duke@435 | 460 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 461 | } |
duke@435 | 462 | |
duke@435 | 463 | add_item(p, true); |
duke@435 | 464 | |
duke@435 | 465 | return p; |
duke@435 | 466 | } |
duke@435 | 467 | |
duke@435 | 468 | PerfLongVariable* PerfDataManager::create_long_variable(CounterNS ns, |
duke@435 | 469 | const char* name, |
duke@435 | 470 | PerfData::Units u, |
duke@435 | 471 | PerfSampleHelper* sh, |
duke@435 | 472 | TRAPS) { |
duke@435 | 473 | |
duke@435 | 474 | // Sampled counters not supported if UsePerfData is false |
duke@435 | 475 | if (!UsePerfData) return NULL; |
duke@435 | 476 | |
duke@435 | 477 | PerfLongVariable* p = new PerfLongVariable(ns, name, u, sh); |
duke@435 | 478 | |
duke@435 | 479 | if (!p->is_valid()) { |
duke@435 | 480 | // allocation of native resources failed. |
duke@435 | 481 | delete p; |
duke@435 | 482 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 483 | } |
duke@435 | 484 | |
duke@435 | 485 | add_item(p, true); |
duke@435 | 486 | |
duke@435 | 487 | return p; |
duke@435 | 488 | } |
duke@435 | 489 | |
duke@435 | 490 | PerfLongCounter* PerfDataManager::create_long_counter(CounterNS ns, |
duke@435 | 491 | const char* name, |
duke@435 | 492 | PerfData::Units u, |
duke@435 | 493 | jlong ival, TRAPS) { |
duke@435 | 494 | |
duke@435 | 495 | PerfLongCounter* p = new PerfLongCounter(ns, name, u, ival); |
duke@435 | 496 | |
duke@435 | 497 | if (!p->is_valid()) { |
duke@435 | 498 | // allocation of native resources failed. |
duke@435 | 499 | delete p; |
duke@435 | 500 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 501 | } |
duke@435 | 502 | |
duke@435 | 503 | add_item(p, false); |
duke@435 | 504 | |
duke@435 | 505 | return p; |
duke@435 | 506 | } |
duke@435 | 507 | |
duke@435 | 508 | PerfLongCounter* PerfDataManager::create_long_counter(CounterNS ns, |
duke@435 | 509 | const char* name, |
duke@435 | 510 | PerfData::Units u, |
duke@435 | 511 | jlong* sp, TRAPS) { |
duke@435 | 512 | |
duke@435 | 513 | // Sampled counters not supported if UsePerfData is false |
duke@435 | 514 | if (!UsePerfData) return NULL; |
duke@435 | 515 | |
duke@435 | 516 | PerfLongCounter* p = new PerfLongCounter(ns, name, u, sp); |
duke@435 | 517 | |
duke@435 | 518 | if (!p->is_valid()) { |
duke@435 | 519 | // allocation of native resources failed. |
duke@435 | 520 | delete p; |
duke@435 | 521 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 522 | } |
duke@435 | 523 | |
duke@435 | 524 | add_item(p, true); |
duke@435 | 525 | |
duke@435 | 526 | return p; |
duke@435 | 527 | } |
duke@435 | 528 | |
duke@435 | 529 | PerfLongCounter* PerfDataManager::create_long_counter(CounterNS ns, |
duke@435 | 530 | const char* name, |
duke@435 | 531 | PerfData::Units u, |
duke@435 | 532 | PerfSampleHelper* sh, |
duke@435 | 533 | TRAPS) { |
duke@435 | 534 | |
duke@435 | 535 | // Sampled counters not supported if UsePerfData is false |
duke@435 | 536 | if (!UsePerfData) return NULL; |
duke@435 | 537 | |
duke@435 | 538 | PerfLongCounter* p = new PerfLongCounter(ns, name, u, sh); |
duke@435 | 539 | |
duke@435 | 540 | if (!p->is_valid()) { |
duke@435 | 541 | // allocation of native resources failed. |
duke@435 | 542 | delete p; |
duke@435 | 543 | THROW_0(vmSymbols::java_lang_OutOfMemoryError()); |
duke@435 | 544 | } |
duke@435 | 545 | |
duke@435 | 546 | add_item(p, true); |
duke@435 | 547 | |
duke@435 | 548 | return p; |
duke@435 | 549 | } |
duke@435 | 550 | |
duke@435 | 551 | PerfDataList::PerfDataList(int length) { |
duke@435 | 552 | |
duke@435 | 553 | _set = new(ResourceObj::C_HEAP) PerfDataArray(length, true); |
duke@435 | 554 | } |
duke@435 | 555 | |
duke@435 | 556 | PerfDataList::PerfDataList(PerfDataList* p) { |
duke@435 | 557 | |
duke@435 | 558 | _set = new(ResourceObj::C_HEAP) PerfDataArray(p->length(), true); |
duke@435 | 559 | |
duke@435 | 560 | _set->appendAll(p->get_impl()); |
duke@435 | 561 | } |
duke@435 | 562 | |
duke@435 | 563 | PerfDataList::~PerfDataList() { |
duke@435 | 564 | |
duke@435 | 565 | delete _set; |
duke@435 | 566 | |
duke@435 | 567 | } |
duke@435 | 568 | |
duke@435 | 569 | bool PerfDataList::by_name(void* name, PerfData* pd) { |
duke@435 | 570 | |
duke@435 | 571 | if (pd == NULL) |
duke@435 | 572 | return false; |
duke@435 | 573 | |
duke@435 | 574 | return strcmp((const char*)name, pd->name()) == 0; |
duke@435 | 575 | } |
duke@435 | 576 | |
duke@435 | 577 | PerfData* PerfDataList::find_by_name(const char* name) { |
duke@435 | 578 | |
duke@435 | 579 | int i = _set->find((void*)name, PerfDataList::by_name); |
duke@435 | 580 | |
duke@435 | 581 | if (i >= 0 && i <= _set->length()) |
duke@435 | 582 | return _set->at(i); |
duke@435 | 583 | else |
duke@435 | 584 | return NULL; |
duke@435 | 585 | } |
duke@435 | 586 | |
duke@435 | 587 | PerfDataList* PerfDataList::clone() { |
duke@435 | 588 | |
duke@435 | 589 | PerfDataList* copy = new PerfDataList(this); |
duke@435 | 590 | |
duke@435 | 591 | assert(copy != NULL, "just checking"); |
duke@435 | 592 | |
duke@435 | 593 | return copy; |
duke@435 | 594 | } |