1 /* 2 * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "ci/ciMetadata.hpp" 27 #include "ci/ciMethodData.hpp" 28 #include "ci/ciReplay.hpp" 29 #include "ci/ciUtilities.hpp" 30 #include "memory/allocation.inline.hpp" 31 #include "memory/resourceArea.hpp" 32 #include "runtime/deoptimization.hpp" 33 #include "utilities/copy.hpp" 34 35 // ciMethodData 36 37 // ------------------------------------------------------------------ 38 // ciMethodData::ciMethodData 39 // 40 ciMethodData::ciMethodData(MethodData* md) : ciMetadata(md) { 41 assert(md != NULL, "no null method data"); 42 Copy::zero_to_words((HeapWord*) &_orig, sizeof(_orig) / sizeof(HeapWord)); 43 _data = NULL; 44 _data_size = 0; 45 _extra_data_size = 0; 46 _current_mileage = 0; 47 _invocation_counter = 0; 48 _backedge_counter = 0; 49 _state = empty_state; 50 _saw_free_extra_data = false; 51 // Set an initial hint. Don't use set_hint_di() because 52 // first_di() may be out of bounds if data_size is 0. 53 _hint_di = first_di(); 54 // Initialize the escape information (to "don't know."); 55 _eflags = _arg_local = _arg_stack = _arg_returned = 0; 56 _parameters = NULL; 57 } 58 59 // ------------------------------------------------------------------ 60 // ciMethodData::ciMethodData 61 // 62 // No MethodData*. 63 ciMethodData::ciMethodData() : ciMetadata(NULL) { 64 Copy::zero_to_words((HeapWord*) &_orig, sizeof(_orig) / sizeof(HeapWord)); 65 _data = NULL; 66 _data_size = 0; 67 _extra_data_size = 0; 68 _current_mileage = 0; 69 _invocation_counter = 0; 70 _backedge_counter = 0; 71 _state = empty_state; 72 _saw_free_extra_data = false; 73 // Set an initial hint. Don't use set_hint_di() because 74 // first_di() may be out of bounds if data_size is 0. 75 _hint_di = first_di(); 76 // Initialize the escape information (to "don't know."); 77 _eflags = _arg_local = _arg_stack = _arg_returned = 0; 78 _parameters = NULL; 79 } 80 81 void ciMethodData::load_extra_data() { 82 MethodData* mdo = get_MethodData(); 83 84 MutexLocker ml(mdo->extra_data_lock()); 85 86 // speculative trap entries also hold a pointer to a Method so need to be translated 87 DataLayout* dp_src = mdo->extra_data_base(); 88 DataLayout* end_src = mdo->args_data_limit(); 89 DataLayout* dp_dst = extra_data_base(); 90 for (;; dp_src = MethodData::next_extra(dp_src), dp_dst = MethodData::next_extra(dp_dst)) { 91 assert(dp_src < end_src, "moved past end of extra data"); 92 assert(((intptr_t)dp_dst) - ((intptr_t)extra_data_base()) == ((intptr_t)dp_src) - ((intptr_t)mdo->extra_data_base()), "source and destination don't match"); 93 94 // New traps in the MDO may have been added since we copied the 95 // data (concurrent deoptimizations before we acquired 96 // extra_data_lock above) or can be removed (a safepoint may occur 97 // in the translate_from call below) as we translate the copy: 98 // update the copy as we go. 99 int tag = dp_src->tag(); 100 if (tag != DataLayout::arg_info_data_tag) { 101 memcpy(dp_dst, dp_src, ((intptr_t)MethodData::next_extra(dp_src)) - ((intptr_t)dp_src)); 102 } 103 104 switch(tag) { 105 case DataLayout::speculative_trap_data_tag: { 106 ciSpeculativeTrapData data_dst(dp_dst); 107 SpeculativeTrapData data_src(dp_src); 108 109 { // During translation a safepoint can happen or VM lock can be taken (e.g., Compile_lock). 110 MutexUnlocker ml(mdo->extra_data_lock()); 111 data_dst.translate_from(&data_src); 112 } 113 break; 114 } 115 case DataLayout::bit_data_tag: 116 break; 117 case DataLayout::no_tag: 118 case DataLayout::arg_info_data_tag: 119 // An empty slot or ArgInfoData entry marks the end of the trap data 120 { 121 return; // Need a block to avoid SS compiler bug 122 } 123 default: 124 fatal("bad tag = %d", tag); 125 } 126 } 127 } 128 129 void ciMethodData::load_data() { 130 MethodData* mdo = get_MethodData(); 131 if (mdo == NULL) { 132 return; 133 } 134 135 // To do: don't copy the data if it is not "ripe" -- require a minimum # 136 // of invocations. 137 138 // Snapshot the data -- actually, take an approximate snapshot of 139 // the data. Any concurrently executing threads may be changing the 140 // data as we copy it. 141 Copy::disjoint_words((HeapWord*) mdo, 142 (HeapWord*) &_orig, 143 sizeof(_orig) / HeapWordSize); 144 Arena* arena = CURRENT_ENV->arena(); 145 _data_size = mdo->data_size(); 146 _extra_data_size = mdo->extra_data_size(); 147 int total_size = _data_size + _extra_data_size; 148 _data = (intptr_t *) arena->Amalloc(total_size); 149 Copy::disjoint_words((HeapWord*) mdo->data_base(), (HeapWord*) _data, total_size / HeapWordSize); 150 151 // Traverse the profile data, translating any oops into their 152 // ci equivalents. 153 ResourceMark rm; 154 ciProfileData* ci_data = first_data(); 155 ProfileData* data = mdo->first_data(); 156 while (is_valid(ci_data)) { 157 ci_data->translate_from(data); 158 ci_data = next_data(ci_data); 159 data = mdo->next_data(data); 160 } 161 if (mdo->parameters_type_data() != NULL) { 162 _parameters = data_layout_at(mdo->parameters_type_data_di()); 163 ciParametersTypeData* parameters = new ciParametersTypeData(_parameters); 164 parameters->translate_from(mdo->parameters_type_data()); 165 } 166 167 load_extra_data(); 168 169 // Note: Extra data are all BitData, and do not need translation. 170 _current_mileage = MethodData::mileage_of(mdo->method()); 171 _invocation_counter = mdo->invocation_count(); 172 _backedge_counter = mdo->backedge_count(); 173 _state = mdo->is_mature()? mature_state: immature_state; 174 175 _eflags = mdo->eflags(); 176 _arg_local = mdo->arg_local(); 177 _arg_stack = mdo->arg_stack(); 178 _arg_returned = mdo->arg_returned(); 179 #ifndef PRODUCT 180 if (ReplayCompiles) { 181 ciReplay::initialize(this); 182 } 183 #endif 184 } 185 186 void ciReceiverTypeData::translate_receiver_data_from(const ProfileData* data) { 187 for (uint row = 0; row < row_limit(); row++) { 188 Klass* k = data->as_ReceiverTypeData()->receiver(row); 189 if (k != NULL) { 190 ciKlass* klass = CURRENT_ENV->get_klass(k); 191 CURRENT_ENV->ensure_metadata_alive(klass); 192 set_receiver(row, klass); 193 } 194 } 195 } 196 197 198 void ciTypeStackSlotEntries::translate_type_data_from(const TypeStackSlotEntries* entries) { 199 for (int i = 0; i < number_of_entries(); i++) { 200 intptr_t k = entries->type(i); 201 TypeStackSlotEntries::set_type(i, translate_klass(k)); 202 } 203 } 204 205 void ciReturnTypeEntry::translate_type_data_from(const ReturnTypeEntry* ret) { 206 intptr_t k = ret->type(); 207 set_type(translate_klass(k)); 208 } 209 210 void ciSpeculativeTrapData::translate_from(const ProfileData* data) { 211 Method* m = data->as_SpeculativeTrapData()->method(); 212 ciMethod* ci_m = CURRENT_ENV->get_method(m); 213 CURRENT_ENV->ensure_metadata_alive(ci_m); 214 set_method(ci_m); 215 } 216 217 // Get the data at an arbitrary (sort of) data index. 218 ciProfileData* ciMethodData::data_at(int data_index) { 219 if (out_of_bounds(data_index)) { 220 return NULL; 221 } 222 DataLayout* data_layout = data_layout_at(data_index); 223 224 switch (data_layout->tag()) { 225 case DataLayout::no_tag: 226 default: 227 ShouldNotReachHere(); 228 return NULL; 229 case DataLayout::bit_data_tag: 230 return new ciBitData(data_layout); 231 case DataLayout::counter_data_tag: 232 return new ciCounterData(data_layout); 233 case DataLayout::jump_data_tag: 234 return new ciJumpData(data_layout); 235 case DataLayout::receiver_type_data_tag: 236 return new ciReceiverTypeData(data_layout); 237 case DataLayout::virtual_call_data_tag: 238 return new ciVirtualCallData(data_layout); 239 case DataLayout::ret_data_tag: 240 return new ciRetData(data_layout); 241 case DataLayout::branch_data_tag: 242 return new ciBranchData(data_layout); 243 case DataLayout::multi_branch_data_tag: 244 return new ciMultiBranchData(data_layout); 245 case DataLayout::arg_info_data_tag: 246 return new ciArgInfoData(data_layout); 247 case DataLayout::call_type_data_tag: 248 return new ciCallTypeData(data_layout); 249 case DataLayout::virtual_call_type_data_tag: 250 return new ciVirtualCallTypeData(data_layout); 251 case DataLayout::parameters_type_data_tag: 252 return new ciParametersTypeData(data_layout); 253 }; 254 } 255 256 // Iteration over data. 257 ciProfileData* ciMethodData::next_data(ciProfileData* current) { 258 int current_index = dp_to_di(current->dp()); 259 int next_index = current_index + current->size_in_bytes(); 260 ciProfileData* next = data_at(next_index); 261 return next; 262 } 263 264 ciProfileData* ciMethodData::bci_to_extra_data(int bci, ciMethod* m, bool& two_free_slots) { 265 DataLayout* dp = extra_data_base(); 266 DataLayout* end = args_data_limit(); 267 two_free_slots = false; 268 for (;dp < end; dp = MethodData::next_extra(dp)) { 269 switch(dp->tag()) { 270 case DataLayout::no_tag: 271 _saw_free_extra_data = true; // observed an empty slot (common case) 272 two_free_slots = (MethodData::next_extra(dp)->tag() == DataLayout::no_tag); 273 return NULL; 274 case DataLayout::arg_info_data_tag: 275 return NULL; // ArgInfoData is at the end of extra data section. 276 case DataLayout::bit_data_tag: 277 if (m == NULL && dp->bci() == bci) { 278 return new ciBitData(dp); 279 } 280 break; 281 case DataLayout::speculative_trap_data_tag: { 282 ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp); 283 // data->method() might be null if the MDO is snapshotted 284 // concurrently with a trap 285 if (m != NULL && data->method() == m && dp->bci() == bci) { 286 return data; 287 } 288 break; 289 } 290 default: 291 fatal("bad tag = %d", dp->tag()); 292 } 293 } 294 return NULL; 295 } 296 297 // Translate a bci to its corresponding data, or NULL. 298 ciProfileData* ciMethodData::bci_to_data(int bci, ciMethod* m) { 299 // If m is not NULL we look for a SpeculativeTrapData entry 300 if (m == NULL) { 301 ciProfileData* data = data_before(bci); 302 for ( ; is_valid(data); data = next_data(data)) { 303 if (data->bci() == bci) { 304 set_hint_di(dp_to_di(data->dp())); 305 return data; 306 } else if (data->bci() > bci) { 307 break; 308 } 309 } 310 } 311 bool two_free_slots = false; 312 ciProfileData* result = bci_to_extra_data(bci, m, two_free_slots); 313 if (result != NULL) { 314 return result; 315 } 316 if (m != NULL && !two_free_slots) { 317 // We were looking for a SpeculativeTrapData entry we didn't 318 // find. Room is not available for more SpeculativeTrapData 319 // entries, look in the non SpeculativeTrapData entries. 320 return bci_to_data(bci, NULL); 321 } 322 return NULL; 323 } 324 325 // Conservatively decode the trap_state of a ciProfileData. 326 int ciMethodData::has_trap_at(ciProfileData* data, int reason) { 327 typedef Deoptimization::DeoptReason DR_t; 328 int per_bc_reason 329 = Deoptimization::reason_recorded_per_bytecode_if_any((DR_t) reason); 330 if (trap_count(reason) == 0) { 331 // Impossible for this trap to have occurred, regardless of trap_state. 332 // Note: This happens if the MDO is empty. 333 return 0; 334 } else if (per_bc_reason == Deoptimization::Reason_none) { 335 // We cannot conclude anything; a trap happened somewhere, maybe here. 336 return -1; 337 } else if (data == NULL) { 338 // No profile here, not even an extra_data record allocated on the fly. 339 // If there are empty extra_data records, and there had been a trap, 340 // there would have been a non-null data pointer. If there are no 341 // free extra_data records, we must return a conservative -1. 342 if (_saw_free_extra_data) 343 return 0; // Q.E.D. 344 else 345 return -1; // bail with a conservative answer 346 } else { 347 return Deoptimization::trap_state_has_reason(data->trap_state(), per_bc_reason); 348 } 349 } 350 351 int ciMethodData::trap_recompiled_at(ciProfileData* data) { 352 if (data == NULL) { 353 return (_saw_free_extra_data? 0: -1); // (see previous method) 354 } else { 355 return Deoptimization::trap_state_is_recompiled(data->trap_state())? 1: 0; 356 } 357 } 358 359 void ciMethodData::clear_escape_info() { 360 VM_ENTRY_MARK; 361 MethodData* mdo = get_MethodData(); 362 if (mdo != NULL) { 363 mdo->clear_escape_info(); 364 ArgInfoData *aid = arg_info(); 365 int arg_count = (aid == NULL) ? 0 : aid->number_of_args(); 366 for (int i = 0; i < arg_count; i++) { 367 set_arg_modified(i, 0); 368 } 369 } 370 _eflags = _arg_local = _arg_stack = _arg_returned = 0; 371 } 372 373 // copy our escape info to the MethodData* if it exists 374 void ciMethodData::update_escape_info() { 375 VM_ENTRY_MARK; 376 MethodData* mdo = get_MethodData(); 377 if ( mdo != NULL) { 378 mdo->set_eflags(_eflags); 379 mdo->set_arg_local(_arg_local); 380 mdo->set_arg_stack(_arg_stack); 381 mdo->set_arg_returned(_arg_returned); 382 int arg_count = mdo->method()->size_of_parameters(); 383 for (int i = 0; i < arg_count; i++) { 384 mdo->set_arg_modified(i, arg_modified(i)); 385 } 386 } 387 } 388 389 void ciMethodData::set_compilation_stats(short loops, short blocks) { 390 VM_ENTRY_MARK; 391 MethodData* mdo = get_MethodData(); 392 if (mdo != NULL) { 393 mdo->set_num_loops(loops); 394 mdo->set_num_blocks(blocks); 395 } 396 } 397 398 void ciMethodData::set_would_profile(bool p) { 399 VM_ENTRY_MARK; 400 MethodData* mdo = get_MethodData(); 401 if (mdo != NULL) { 402 mdo->set_would_profile(p); 403 } 404 } 405 406 void ciMethodData::set_argument_type(int bci, int i, ciKlass* k) { 407 VM_ENTRY_MARK; 408 MethodData* mdo = get_MethodData(); 409 if (mdo != NULL) { 410 ProfileData* data = mdo->bci_to_data(bci); 411 if (data != NULL) { 412 if (data->is_CallTypeData()) { 413 data->as_CallTypeData()->set_argument_type(i, k->get_Klass()); 414 } else { 415 assert(data->is_VirtualCallTypeData(), "no arguments!"); 416 data->as_VirtualCallTypeData()->set_argument_type(i, k->get_Klass()); 417 } 418 } 419 } 420 } 421 422 void ciMethodData::set_parameter_type(int i, ciKlass* k) { 423 VM_ENTRY_MARK; 424 MethodData* mdo = get_MethodData(); 425 if (mdo != NULL) { 426 mdo->parameters_type_data()->set_type(i, k->get_Klass()); 427 } 428 } 429 430 void ciMethodData::set_return_type(int bci, ciKlass* k) { 431 VM_ENTRY_MARK; 432 MethodData* mdo = get_MethodData(); 433 if (mdo != NULL) { 434 ProfileData* data = mdo->bci_to_data(bci); 435 if (data != NULL) { 436 if (data->is_CallTypeData()) { 437 data->as_CallTypeData()->set_return_type(k->get_Klass()); 438 } else { 439 assert(data->is_VirtualCallTypeData(), "no arguments!"); 440 data->as_VirtualCallTypeData()->set_return_type(k->get_Klass()); 441 } 442 } 443 } 444 } 445 446 bool ciMethodData::has_escape_info() { 447 return eflag_set(MethodData::estimated); 448 } 449 450 void ciMethodData::set_eflag(MethodData::EscapeFlag f) { 451 set_bits(_eflags, f); 452 } 453 454 void ciMethodData::clear_eflag(MethodData::EscapeFlag f) { 455 clear_bits(_eflags, f); 456 } 457 458 bool ciMethodData::eflag_set(MethodData::EscapeFlag f) const { 459 return mask_bits(_eflags, f) != 0; 460 } 461 462 void ciMethodData::set_arg_local(int i) { 463 set_nth_bit(_arg_local, i); 464 } 465 466 void ciMethodData::set_arg_stack(int i) { 467 set_nth_bit(_arg_stack, i); 468 } 469 470 void ciMethodData::set_arg_returned(int i) { 471 set_nth_bit(_arg_returned, i); 472 } 473 474 void ciMethodData::set_arg_modified(int arg, uint val) { 475 ArgInfoData *aid = arg_info(); 476 if (aid == NULL) 477 return; 478 assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number"); 479 aid->set_arg_modified(arg, val); 480 } 481 482 bool ciMethodData::is_arg_local(int i) const { 483 return is_set_nth_bit(_arg_local, i); 484 } 485 486 bool ciMethodData::is_arg_stack(int i) const { 487 return is_set_nth_bit(_arg_stack, i); 488 } 489 490 bool ciMethodData::is_arg_returned(int i) const { 491 return is_set_nth_bit(_arg_returned, i); 492 } 493 494 uint ciMethodData::arg_modified(int arg) const { 495 ArgInfoData *aid = arg_info(); 496 if (aid == NULL) 497 return 0; 498 assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number"); 499 return aid->arg_modified(arg); 500 } 501 502 ByteSize ciMethodData::offset_of_slot(ciProfileData* data, ByteSize slot_offset_in_data) { 503 // Get offset within MethodData* of the data array 504 ByteSize data_offset = MethodData::data_offset(); 505 506 // Get cell offset of the ProfileData within data array 507 int cell_offset = dp_to_di(data->dp()); 508 509 // Add in counter_offset, the # of bytes into the ProfileData of counter or flag 510 int offset = in_bytes(data_offset) + cell_offset + in_bytes(slot_offset_in_data); 511 512 return in_ByteSize(offset); 513 } 514 515 ciArgInfoData *ciMethodData::arg_info() const { 516 // Should be last, have to skip all traps. 517 DataLayout* dp = extra_data_base(); 518 DataLayout* end = args_data_limit(); 519 for (; dp < end; dp = MethodData::next_extra(dp)) { 520 if (dp->tag() == DataLayout::arg_info_data_tag) 521 return new ciArgInfoData(dp); 522 } 523 return NULL; 524 } 525 526 527 // Implementation of the print method. 528 void ciMethodData::print_impl(outputStream* st) { 529 ciMetadata::print_impl(st); 530 } 531 532 void ciMethodData::dump_replay_data_type_helper(outputStream* out, int round, int& count, ProfileData* pdata, ByteSize offset, ciKlass* k) { 533 if (k != NULL) { 534 if (round == 0) { 535 count++; 536 } else { 537 out->print(" %d %s", (int)(dp_to_di(pdata->dp() + in_bytes(offset)) / sizeof(intptr_t)), k->name()->as_quoted_ascii()); 538 } 539 } 540 } 541 542 template<class T> void ciMethodData::dump_replay_data_receiver_type_helper(outputStream* out, int round, int& count, T* vdata) { 543 for (uint i = 0; i < vdata->row_limit(); i++) { 544 dump_replay_data_type_helper(out, round, count, vdata, vdata->receiver_offset(i), vdata->receiver(i)); 545 } 546 } 547 548 template<class T> void ciMethodData::dump_replay_data_call_type_helper(outputStream* out, int round, int& count, T* call_type_data) { 549 if (call_type_data->has_arguments()) { 550 for (int i = 0; i < call_type_data->number_of_arguments(); i++) { 551 dump_replay_data_type_helper(out, round, count, call_type_data, call_type_data->argument_type_offset(i), call_type_data->valid_argument_type(i)); 552 } 553 } 554 if (call_type_data->has_return()) { 555 dump_replay_data_type_helper(out, round, count, call_type_data, call_type_data->return_type_offset(), call_type_data->valid_return_type()); 556 } 557 } 558 559 void ciMethodData::dump_replay_data_extra_data_helper(outputStream* out, int round, int& count) { 560 DataLayout* dp = extra_data_base(); 561 DataLayout* end = args_data_limit(); 562 563 for (;dp < end; dp = MethodData::next_extra(dp)) { 564 switch(dp->tag()) { 565 case DataLayout::no_tag: 566 case DataLayout::arg_info_data_tag: 567 return; 568 case DataLayout::bit_data_tag: 569 break; 570 case DataLayout::speculative_trap_data_tag: { 571 ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp); 572 ciMethod* m = data->method(); 573 if (m != NULL) { 574 if (round == 0) { 575 count++; 576 } else { 577 out->print(" %d ", (int)(dp_to_di(((address)dp) + in_bytes(ciSpeculativeTrapData::method_offset())) / sizeof(intptr_t))); 578 m->dump_name_as_ascii(out); 579 } 580 } 581 break; 582 } 583 default: 584 fatal("bad tag = %d", dp->tag()); 585 } 586 } 587 } 588 589 void ciMethodData::dump_replay_data(outputStream* out) { 590 ResourceMark rm; 591 MethodData* mdo = get_MethodData(); 592 Method* method = mdo->method(); 593 Klass* holder = method->method_holder(); 594 out->print("ciMethodData %s %s %s %d %d", 595 holder->name()->as_quoted_ascii(), 596 method->name()->as_quoted_ascii(), 597 method->signature()->as_quoted_ascii(), 598 _state, 599 current_mileage()); 600 601 // dump the contents of the MDO header as raw data 602 unsigned char* orig = (unsigned char*)&_orig; 603 int length = sizeof(_orig); 604 out->print(" orig %d", length); 605 for (int i = 0; i < length; i++) { 606 out->print(" %d", orig[i]); 607 } 608 609 // dump the MDO data as raw data 610 int elements = (data_size() + extra_data_size()) / sizeof(intptr_t); 611 out->print(" data %d", elements); 612 for (int i = 0; i < elements; i++) { 613 // We could use INTPTR_FORMAT here but that's a zero justified 614 // which makes comparing it with the SA version of this output 615 // harder. 616 #ifdef _LP64 617 out->print(" 0x%" FORMAT64_MODIFIER "x", data()[i]); 618 #else 619 out->print(" 0x%x", data()[i]); 620 #endif 621 } 622 623 // The MDO contained oop references as ciObjects, so scan for those 624 // and emit pairs of offset and klass name so that they can be 625 // reconstructed at runtime. The first round counts the number of 626 // oop references and the second actually emits them. 627 ciParametersTypeData* parameters = parameters_type_data(); 628 for (int count = 0, round = 0; round < 2; round++) { 629 if (round == 1) out->print(" oops %d", count); 630 ProfileData* pdata = first_data(); 631 for ( ; is_valid(pdata); pdata = next_data(pdata)) { 632 if (pdata->is_VirtualCallData()) { 633 ciVirtualCallData* vdata = (ciVirtualCallData*)pdata; 634 dump_replay_data_receiver_type_helper<ciVirtualCallData>(out, round, count, vdata); 635 if (pdata->is_VirtualCallTypeData()) { 636 ciVirtualCallTypeData* call_type_data = (ciVirtualCallTypeData*)pdata; 637 dump_replay_data_call_type_helper<ciVirtualCallTypeData>(out, round, count, call_type_data); 638 } 639 } else if (pdata->is_ReceiverTypeData()) { 640 ciReceiverTypeData* vdata = (ciReceiverTypeData*)pdata; 641 dump_replay_data_receiver_type_helper<ciReceiverTypeData>(out, round, count, vdata); 642 } else if (pdata->is_CallTypeData()) { 643 ciCallTypeData* call_type_data = (ciCallTypeData*)pdata; 644 dump_replay_data_call_type_helper<ciCallTypeData>(out, round, count, call_type_data); 645 } 646 } 647 if (parameters != NULL) { 648 for (int i = 0; i < parameters->number_of_parameters(); i++) { 649 dump_replay_data_type_helper(out, round, count, parameters, ParametersTypeData::type_offset(i), parameters->valid_parameter_type(i)); 650 } 651 } 652 } 653 for (int count = 0, round = 0; round < 2; round++) { 654 if (round == 1) out->print(" methods %d", count); 655 dump_replay_data_extra_data_helper(out, round, count); 656 } 657 out->cr(); 658 } 659 660 #ifndef PRODUCT 661 void ciMethodData::print() { 662 print_data_on(tty); 663 } 664 665 void ciMethodData::print_data_on(outputStream* st) { 666 ResourceMark rm; 667 ciParametersTypeData* parameters = parameters_type_data(); 668 if (parameters != NULL) { 669 parameters->print_data_on(st); 670 } 671 ciProfileData* data; 672 for (data = first_data(); is_valid(data); data = next_data(data)) { 673 st->print("%d", dp_to_di(data->dp())); 674 st->fill_to(6); 675 data->print_data_on(st); 676 } 677 st->print_cr("--- Extra data:"); 678 DataLayout* dp = extra_data_base(); 679 DataLayout* end = args_data_limit(); 680 for (;; dp = MethodData::next_extra(dp)) { 681 assert(dp < end, "moved past end of extra data"); 682 switch (dp->tag()) { 683 case DataLayout::no_tag: 684 continue; 685 case DataLayout::bit_data_tag: 686 data = new BitData(dp); 687 break; 688 case DataLayout::arg_info_data_tag: 689 data = new ciArgInfoData(dp); 690 dp = end; // ArgInfoData is at the end of extra data section. 691 break; 692 case DataLayout::speculative_trap_data_tag: 693 data = new ciSpeculativeTrapData(dp); 694 break; 695 default: 696 fatal("unexpected tag %d", dp->tag()); 697 } 698 st->print("%d", dp_to_di(data->dp())); 699 st->fill_to(6); 700 data->print_data_on(st); 701 if (dp >= end) return; 702 } 703 } 704 705 void ciTypeEntries::print_ciklass(outputStream* st, intptr_t k) { 706 if (TypeEntries::is_type_none(k)) { 707 st->print("none"); 708 } else if (TypeEntries::is_type_unknown(k)) { 709 st->print("unknown"); 710 } else { 711 valid_ciklass(k)->print_name_on(st); 712 } 713 if (TypeEntries::was_null_seen(k)) { 714 st->print(" (null seen)"); 715 } 716 } 717 718 void ciTypeStackSlotEntries::print_data_on(outputStream* st) const { 719 for (int i = 0; i < number_of_entries(); i++) { 720 _pd->tab(st); 721 st->print("%d: stack (%u) ", i, stack_slot(i)); 722 print_ciklass(st, type(i)); 723 st->cr(); 724 } 725 } 726 727 void ciReturnTypeEntry::print_data_on(outputStream* st) const { 728 _pd->tab(st); 729 st->print("ret "); 730 print_ciklass(st, type()); 731 st->cr(); 732 } 733 734 void ciCallTypeData::print_data_on(outputStream* st, const char* extra) const { 735 print_shared(st, "ciCallTypeData", extra); 736 if (has_arguments()) { 737 tab(st, true); 738 st->print_cr("argument types"); 739 args()->print_data_on(st); 740 } 741 if (has_return()) { 742 tab(st, true); 743 st->print_cr("return type"); 744 ret()->print_data_on(st); 745 } 746 } 747 748 void ciReceiverTypeData::print_receiver_data_on(outputStream* st) const { 749 uint row; 750 int entries = 0; 751 for (row = 0; row < row_limit(); row++) { 752 if (receiver(row) != NULL) entries++; 753 } 754 st->print_cr("count(%u) entries(%u)", count(), entries); 755 for (row = 0; row < row_limit(); row++) { 756 if (receiver(row) != NULL) { 757 tab(st); 758 receiver(row)->print_name_on(st); 759 st->print_cr("(%u)", receiver_count(row)); 760 } 761 } 762 } 763 764 void ciReceiverTypeData::print_data_on(outputStream* st, const char* extra) const { 765 print_shared(st, "ciReceiverTypeData", extra); 766 print_receiver_data_on(st); 767 } 768 769 void ciVirtualCallData::print_data_on(outputStream* st, const char* extra) const { 770 print_shared(st, "ciVirtualCallData", extra); 771 rtd_super()->print_receiver_data_on(st); 772 } 773 774 void ciVirtualCallTypeData::print_data_on(outputStream* st, const char* extra) const { 775 print_shared(st, "ciVirtualCallTypeData", extra); 776 rtd_super()->print_receiver_data_on(st); 777 if (has_arguments()) { 778 tab(st, true); 779 st->print("argument types"); 780 args()->print_data_on(st); 781 } 782 if (has_return()) { 783 tab(st, true); 784 st->print("return type"); 785 ret()->print_data_on(st); 786 } 787 } 788 789 void ciParametersTypeData::print_data_on(outputStream* st, const char* extra) const { 790 st->print_cr("ciParametersTypeData"); 791 parameters()->print_data_on(st); 792 } 793 794 void ciSpeculativeTrapData::print_data_on(outputStream* st, const char* extra) const { 795 st->print_cr("ciSpeculativeTrapData"); 796 tab(st); 797 method()->print_short_name(st); 798 st->cr(); 799 } 800 #endif