1 /* 2 * Copyright (c) 2001, 2017, 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.inline.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 set_receiver(row, klass); 192 } 193 } 194 } 195 196 197 void ciTypeStackSlotEntries::translate_type_data_from(const TypeStackSlotEntries* entries) { 198 for (int i = 0; i < number_of_entries(); i++) { 199 intptr_t k = entries->type(i); 200 TypeStackSlotEntries::set_type(i, translate_klass(k)); 201 } 202 } 203 204 void ciReturnTypeEntry::translate_type_data_from(const ReturnTypeEntry* ret) { 205 intptr_t k = ret->type(); 206 set_type(translate_klass(k)); 207 } 208 209 void ciSpeculativeTrapData::translate_from(const ProfileData* data) { 210 Method* m = data->as_SpeculativeTrapData()->method(); 211 ciMethod* ci_m = CURRENT_ENV->get_method(m); 212 set_method(ci_m); 213 } 214 215 // Get the data at an arbitrary (sort of) data index. 216 ciProfileData* ciMethodData::data_at(int data_index) { 217 if (out_of_bounds(data_index)) { 218 return NULL; 219 } 220 DataLayout* data_layout = data_layout_at(data_index); 221 222 switch (data_layout->tag()) { 223 case DataLayout::no_tag: 224 default: 225 ShouldNotReachHere(); 226 return NULL; 227 case DataLayout::bit_data_tag: 228 return new ciBitData(data_layout); 229 case DataLayout::counter_data_tag: 230 return new ciCounterData(data_layout); 231 case DataLayout::jump_data_tag: 232 return new ciJumpData(data_layout); 233 case DataLayout::receiver_type_data_tag: 234 return new ciReceiverTypeData(data_layout); 235 case DataLayout::virtual_call_data_tag: 236 return new ciVirtualCallData(data_layout); 237 case DataLayout::ret_data_tag: 238 return new ciRetData(data_layout); 239 case DataLayout::branch_data_tag: 240 return new ciBranchData(data_layout); 241 case DataLayout::multi_branch_data_tag: 242 return new ciMultiBranchData(data_layout); 243 case DataLayout::arg_info_data_tag: 244 return new ciArgInfoData(data_layout); 245 case DataLayout::call_type_data_tag: 246 return new ciCallTypeData(data_layout); 247 case DataLayout::virtual_call_type_data_tag: 248 return new ciVirtualCallTypeData(data_layout); 249 case DataLayout::parameters_type_data_tag: 250 return new ciParametersTypeData(data_layout); 251 }; 252 } 253 254 // Iteration over data. 255 ciProfileData* ciMethodData::next_data(ciProfileData* current) { 256 int current_index = dp_to_di(current->dp()); 257 int next_index = current_index + current->size_in_bytes(); 258 ciProfileData* next = data_at(next_index); 259 return next; 260 } 261 262 ciProfileData* ciMethodData::bci_to_extra_data(int bci, ciMethod* m, bool& two_free_slots) { 263 DataLayout* dp = extra_data_base(); 264 DataLayout* end = args_data_limit(); 265 two_free_slots = false; 266 for (;dp < end; dp = MethodData::next_extra(dp)) { 267 switch(dp->tag()) { 268 case DataLayout::no_tag: 269 _saw_free_extra_data = true; // observed an empty slot (common case) 270 two_free_slots = (MethodData::next_extra(dp)->tag() == DataLayout::no_tag); 271 return NULL; 272 case DataLayout::arg_info_data_tag: 273 return NULL; // ArgInfoData is at the end of extra data section. 274 case DataLayout::bit_data_tag: 275 if (m == NULL && dp->bci() == bci) { 276 return new ciBitData(dp); 277 } 278 break; 279 case DataLayout::speculative_trap_data_tag: { 280 ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp); 281 // data->method() might be null if the MDO is snapshotted 282 // concurrently with a trap 283 if (m != NULL && data->method() == m && dp->bci() == bci) { 284 return data; 285 } 286 break; 287 } 288 default: 289 fatal("bad tag = %d", dp->tag()); 290 } 291 } 292 return NULL; 293 } 294 295 // Translate a bci to its corresponding data, or NULL. 296 ciProfileData* ciMethodData::bci_to_data(int bci, ciMethod* m) { 297 // If m is not NULL we look for a SpeculativeTrapData entry 298 if (m == NULL) { 299 ciProfileData* data = data_before(bci); 300 for ( ; is_valid(data); data = next_data(data)) { 301 if (data->bci() == bci) { 302 set_hint_di(dp_to_di(data->dp())); 303 return data; 304 } else if (data->bci() > bci) { 305 break; 306 } 307 } 308 } 309 bool two_free_slots = false; 310 ciProfileData* result = bci_to_extra_data(bci, m, two_free_slots); 311 if (result != NULL) { 312 return result; 313 } 314 if (m != NULL && !two_free_slots) { 315 // We were looking for a SpeculativeTrapData entry we didn't 316 // find. Room is not available for more SpeculativeTrapData 317 // entries, look in the non SpeculativeTrapData entries. 318 return bci_to_data(bci, NULL); 319 } 320 return NULL; 321 } 322 323 // Conservatively decode the trap_state of a ciProfileData. 324 int ciMethodData::has_trap_at(ciProfileData* data, int reason) { 325 typedef Deoptimization::DeoptReason DR_t; 326 int per_bc_reason 327 = Deoptimization::reason_recorded_per_bytecode_if_any((DR_t) reason); 328 if (trap_count(reason) == 0) { 329 // Impossible for this trap to have occurred, regardless of trap_state. 330 // Note: This happens if the MDO is empty. 331 return 0; 332 } else if (per_bc_reason == Deoptimization::Reason_none) { 333 // We cannot conclude anything; a trap happened somewhere, maybe here. 334 return -1; 335 } else if (data == NULL) { 336 // No profile here, not even an extra_data record allocated on the fly. 337 // If there are empty extra_data records, and there had been a trap, 338 // there would have been a non-null data pointer. If there are no 339 // free extra_data records, we must return a conservative -1. 340 if (_saw_free_extra_data) 341 return 0; // Q.E.D. 342 else 343 return -1; // bail with a conservative answer 344 } else { 345 return Deoptimization::trap_state_has_reason(data->trap_state(), per_bc_reason); 346 } 347 } 348 349 int ciMethodData::trap_recompiled_at(ciProfileData* data) { 350 if (data == NULL) { 351 return (_saw_free_extra_data? 0: -1); // (see previous method) 352 } else { 353 return Deoptimization::trap_state_is_recompiled(data->trap_state())? 1: 0; 354 } 355 } 356 357 void ciMethodData::clear_escape_info() { 358 VM_ENTRY_MARK; 359 MethodData* mdo = get_MethodData(); 360 if (mdo != NULL) { 361 mdo->clear_escape_info(); 362 ArgInfoData *aid = arg_info(); 363 int arg_count = (aid == NULL) ? 0 : aid->number_of_args(); 364 for (int i = 0; i < arg_count; i++) { 365 set_arg_modified(i, 0); 366 } 367 } 368 _eflags = _arg_local = _arg_stack = _arg_returned = 0; 369 } 370 371 // copy our escape info to the MethodData* if it exists 372 void ciMethodData::update_escape_info() { 373 VM_ENTRY_MARK; 374 MethodData* mdo = get_MethodData(); 375 if ( mdo != NULL) { 376 mdo->set_eflags(_eflags); 377 mdo->set_arg_local(_arg_local); 378 mdo->set_arg_stack(_arg_stack); 379 mdo->set_arg_returned(_arg_returned); 380 int arg_count = mdo->method()->size_of_parameters(); 381 for (int i = 0; i < arg_count; i++) { 382 mdo->set_arg_modified(i, arg_modified(i)); 383 } 384 } 385 } 386 387 void ciMethodData::set_compilation_stats(short loops, short blocks) { 388 VM_ENTRY_MARK; 389 MethodData* mdo = get_MethodData(); 390 if (mdo != NULL) { 391 mdo->set_num_loops(loops); 392 mdo->set_num_blocks(blocks); 393 } 394 } 395 396 void ciMethodData::set_would_profile(bool p) { 397 VM_ENTRY_MARK; 398 MethodData* mdo = get_MethodData(); 399 if (mdo != NULL) { 400 mdo->set_would_profile(p); 401 } 402 } 403 404 void ciMethodData::set_argument_type(int bci, int i, ciKlass* k) { 405 VM_ENTRY_MARK; 406 MethodData* mdo = get_MethodData(); 407 if (mdo != NULL) { 408 ProfileData* data = mdo->bci_to_data(bci); 409 if (data != NULL) { 410 if (data->is_CallTypeData()) { 411 data->as_CallTypeData()->set_argument_type(i, k->get_Klass()); 412 } else { 413 assert(data->is_VirtualCallTypeData(), "no arguments!"); 414 data->as_VirtualCallTypeData()->set_argument_type(i, k->get_Klass()); 415 } 416 } 417 } 418 } 419 420 void ciMethodData::set_parameter_type(int i, ciKlass* k) { 421 VM_ENTRY_MARK; 422 MethodData* mdo = get_MethodData(); 423 if (mdo != NULL) { 424 mdo->parameters_type_data()->set_type(i, k->get_Klass()); 425 } 426 } 427 428 void ciMethodData::set_return_type(int bci, ciKlass* k) { 429 VM_ENTRY_MARK; 430 MethodData* mdo = get_MethodData(); 431 if (mdo != NULL) { 432 ProfileData* data = mdo->bci_to_data(bci); 433 if (data != NULL) { 434 if (data->is_CallTypeData()) { 435 data->as_CallTypeData()->set_return_type(k->get_Klass()); 436 } else { 437 assert(data->is_VirtualCallTypeData(), "no arguments!"); 438 data->as_VirtualCallTypeData()->set_return_type(k->get_Klass()); 439 } 440 } 441 } 442 } 443 444 bool ciMethodData::has_escape_info() { 445 return eflag_set(MethodData::estimated); 446 } 447 448 void ciMethodData::set_eflag(MethodData::EscapeFlag f) { 449 set_bits(_eflags, f); 450 } 451 452 void ciMethodData::clear_eflag(MethodData::EscapeFlag f) { 453 clear_bits(_eflags, f); 454 } 455 456 bool ciMethodData::eflag_set(MethodData::EscapeFlag f) const { 457 return mask_bits(_eflags, f) != 0; 458 } 459 460 void ciMethodData::set_arg_local(int i) { 461 set_nth_bit(_arg_local, i); 462 } 463 464 void ciMethodData::set_arg_stack(int i) { 465 set_nth_bit(_arg_stack, i); 466 } 467 468 void ciMethodData::set_arg_returned(int i) { 469 set_nth_bit(_arg_returned, i); 470 } 471 472 void ciMethodData::set_arg_modified(int arg, uint val) { 473 ArgInfoData *aid = arg_info(); 474 if (aid == NULL) 475 return; 476 assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number"); 477 aid->set_arg_modified(arg, val); 478 } 479 480 bool ciMethodData::is_arg_local(int i) const { 481 return is_set_nth_bit(_arg_local, i); 482 } 483 484 bool ciMethodData::is_arg_stack(int i) const { 485 return is_set_nth_bit(_arg_stack, i); 486 } 487 488 bool ciMethodData::is_arg_returned(int i) const { 489 return is_set_nth_bit(_arg_returned, i); 490 } 491 492 uint ciMethodData::arg_modified(int arg) const { 493 ArgInfoData *aid = arg_info(); 494 if (aid == NULL) 495 return 0; 496 assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number"); 497 return aid->arg_modified(arg); 498 } 499 500 ByteSize ciMethodData::offset_of_slot(ciProfileData* data, ByteSize slot_offset_in_data) { 501 // Get offset within MethodData* of the data array 502 ByteSize data_offset = MethodData::data_offset(); 503 504 // Get cell offset of the ProfileData within data array 505 int cell_offset = dp_to_di(data->dp()); 506 507 // Add in counter_offset, the # of bytes into the ProfileData of counter or flag 508 int offset = in_bytes(data_offset) + cell_offset + in_bytes(slot_offset_in_data); 509 510 return in_ByteSize(offset); 511 } 512 513 ciArgInfoData *ciMethodData::arg_info() const { 514 // Should be last, have to skip all traps. 515 DataLayout* dp = extra_data_base(); 516 DataLayout* end = args_data_limit(); 517 for (; dp < end; dp = MethodData::next_extra(dp)) { 518 if (dp->tag() == DataLayout::arg_info_data_tag) 519 return new ciArgInfoData(dp); 520 } 521 return NULL; 522 } 523 524 525 // Implementation of the print method. 526 void ciMethodData::print_impl(outputStream* st) { 527 ciMetadata::print_impl(st); 528 } 529 530 void ciMethodData::dump_replay_data_type_helper(outputStream* out, int round, int& count, ProfileData* pdata, ByteSize offset, ciKlass* k) { 531 if (k != NULL) { 532 if (round == 0) { 533 count++; 534 } else { 535 out->print(" %d %s", (int)(dp_to_di(pdata->dp() + in_bytes(offset)) / sizeof(intptr_t)), k->name()->as_quoted_ascii()); 536 } 537 } 538 } 539 540 template<class T> void ciMethodData::dump_replay_data_receiver_type_helper(outputStream* out, int round, int& count, T* vdata) { 541 for (uint i = 0; i < vdata->row_limit(); i++) { 542 dump_replay_data_type_helper(out, round, count, vdata, vdata->receiver_offset(i), vdata->receiver(i)); 543 } 544 } 545 546 template<class T> void ciMethodData::dump_replay_data_call_type_helper(outputStream* out, int round, int& count, T* call_type_data) { 547 if (call_type_data->has_arguments()) { 548 for (int i = 0; i < call_type_data->number_of_arguments(); i++) { 549 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)); 550 } 551 } 552 if (call_type_data->has_return()) { 553 dump_replay_data_type_helper(out, round, count, call_type_data, call_type_data->return_type_offset(), call_type_data->valid_return_type()); 554 } 555 } 556 557 void ciMethodData::dump_replay_data_extra_data_helper(outputStream* out, int round, int& count) { 558 DataLayout* dp = extra_data_base(); 559 DataLayout* end = args_data_limit(); 560 561 for (;dp < end; dp = MethodData::next_extra(dp)) { 562 switch(dp->tag()) { 563 case DataLayout::no_tag: 564 case DataLayout::arg_info_data_tag: 565 return; 566 case DataLayout::bit_data_tag: 567 break; 568 case DataLayout::speculative_trap_data_tag: { 569 ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp); 570 ciMethod* m = data->method(); 571 if (m != NULL) { 572 if (round == 0) { 573 count++; 574 } else { 575 out->print(" %d ", (int)(dp_to_di(((address)dp) + in_bytes(ciSpeculativeTrapData::method_offset())) / sizeof(intptr_t))); 576 m->dump_name_as_ascii(out); 577 } 578 } 579 break; 580 } 581 default: 582 fatal("bad tag = %d", dp->tag()); 583 } 584 } 585 } 586 587 void ciMethodData::dump_replay_data(outputStream* out) { 588 ResourceMark rm; 589 MethodData* mdo = get_MethodData(); 590 Method* method = mdo->method(); 591 Klass* holder = method->method_holder(); 592 out->print("ciMethodData %s %s %s %d %d", 593 holder->name()->as_quoted_ascii(), 594 method->name()->as_quoted_ascii(), 595 method->signature()->as_quoted_ascii(), 596 _state, 597 current_mileage()); 598 599 // dump the contents of the MDO header as raw data 600 unsigned char* orig = (unsigned char*)&_orig; 601 int length = sizeof(_orig); 602 out->print(" orig %d", length); 603 for (int i = 0; i < length; i++) { 604 out->print(" %d", orig[i]); 605 } 606 607 // dump the MDO data as raw data 608 int elements = (data_size() + extra_data_size()) / sizeof(intptr_t); 609 out->print(" data %d", elements); 610 for (int i = 0; i < elements; i++) { 611 // We could use INTPTR_FORMAT here but that's zero justified 612 // which makes comparing it with the SA version of this output 613 // harder. data()'s element type is intptr_t. 614 out->print(" " INTPTRNZ_FORMAT, data()[i]); 615 } 616 617 // The MDO contained oop references as ciObjects, so scan for those 618 // and emit pairs of offset and klass name so that they can be 619 // reconstructed at runtime. The first round counts the number of 620 // oop references and the second actually emits them. 621 ciParametersTypeData* parameters = parameters_type_data(); 622 for (int count = 0, round = 0; round < 2; round++) { 623 if (round == 1) out->print(" oops %d", count); 624 ProfileData* pdata = first_data(); 625 for ( ; is_valid(pdata); pdata = next_data(pdata)) { 626 if (pdata->is_VirtualCallData()) { 627 ciVirtualCallData* vdata = (ciVirtualCallData*)pdata; 628 dump_replay_data_receiver_type_helper<ciVirtualCallData>(out, round, count, vdata); 629 if (pdata->is_VirtualCallTypeData()) { 630 ciVirtualCallTypeData* call_type_data = (ciVirtualCallTypeData*)pdata; 631 dump_replay_data_call_type_helper<ciVirtualCallTypeData>(out, round, count, call_type_data); 632 } 633 } else if (pdata->is_ReceiverTypeData()) { 634 ciReceiverTypeData* vdata = (ciReceiverTypeData*)pdata; 635 dump_replay_data_receiver_type_helper<ciReceiverTypeData>(out, round, count, vdata); 636 } else if (pdata->is_CallTypeData()) { 637 ciCallTypeData* call_type_data = (ciCallTypeData*)pdata; 638 dump_replay_data_call_type_helper<ciCallTypeData>(out, round, count, call_type_data); 639 } 640 } 641 if (parameters != NULL) { 642 for (int i = 0; i < parameters->number_of_parameters(); i++) { 643 dump_replay_data_type_helper(out, round, count, parameters, ParametersTypeData::type_offset(i), parameters->valid_parameter_type(i)); 644 } 645 } 646 } 647 for (int count = 0, round = 0; round < 2; round++) { 648 if (round == 1) out->print(" methods %d", count); 649 dump_replay_data_extra_data_helper(out, round, count); 650 } 651 out->cr(); 652 } 653 654 #ifndef PRODUCT 655 void ciMethodData::print() { 656 print_data_on(tty); 657 } 658 659 void ciMethodData::print_data_on(outputStream* st) { 660 ResourceMark rm; 661 ciParametersTypeData* parameters = parameters_type_data(); 662 if (parameters != NULL) { 663 parameters->print_data_on(st); 664 } 665 ciProfileData* data; 666 for (data = first_data(); is_valid(data); data = next_data(data)) { 667 st->print("%d", dp_to_di(data->dp())); 668 st->fill_to(6); 669 data->print_data_on(st); 670 } 671 st->print_cr("--- Extra data:"); 672 DataLayout* dp = extra_data_base(); 673 DataLayout* end = args_data_limit(); 674 for (;; dp = MethodData::next_extra(dp)) { 675 assert(dp < end, "moved past end of extra data"); 676 switch (dp->tag()) { 677 case DataLayout::no_tag: 678 continue; 679 case DataLayout::bit_data_tag: 680 data = new BitData(dp); 681 break; 682 case DataLayout::arg_info_data_tag: 683 data = new ciArgInfoData(dp); 684 dp = end; // ArgInfoData is at the end of extra data section. 685 break; 686 case DataLayout::speculative_trap_data_tag: 687 data = new ciSpeculativeTrapData(dp); 688 break; 689 default: 690 fatal("unexpected tag %d", dp->tag()); 691 } 692 st->print("%d", dp_to_di(data->dp())); 693 st->fill_to(6); 694 data->print_data_on(st); 695 if (dp >= end) return; 696 } 697 } 698 699 void ciTypeEntries::print_ciklass(outputStream* st, intptr_t k) { 700 if (TypeEntries::is_type_none(k)) { 701 st->print("none"); 702 } else if (TypeEntries::is_type_unknown(k)) { 703 st->print("unknown"); 704 } else { 705 valid_ciklass(k)->print_name_on(st); 706 } 707 if (TypeEntries::was_null_seen(k)) { 708 st->print(" (null seen)"); 709 } 710 } 711 712 void ciTypeStackSlotEntries::print_data_on(outputStream* st) const { 713 for (int i = 0; i < number_of_entries(); i++) { 714 _pd->tab(st); 715 st->print("%d: stack (%u) ", i, stack_slot(i)); 716 print_ciklass(st, type(i)); 717 st->cr(); 718 } 719 } 720 721 void ciReturnTypeEntry::print_data_on(outputStream* st) const { 722 _pd->tab(st); 723 st->print("ret "); 724 print_ciklass(st, type()); 725 st->cr(); 726 } 727 728 void ciCallTypeData::print_data_on(outputStream* st, const char* extra) const { 729 print_shared(st, "ciCallTypeData", extra); 730 if (has_arguments()) { 731 tab(st, true); 732 st->print_cr("argument types"); 733 args()->print_data_on(st); 734 } 735 if (has_return()) { 736 tab(st, true); 737 st->print_cr("return type"); 738 ret()->print_data_on(st); 739 } 740 } 741 742 void ciReceiverTypeData::print_receiver_data_on(outputStream* st) const { 743 uint row; 744 int entries = 0; 745 for (row = 0; row < row_limit(); row++) { 746 if (receiver(row) != NULL) entries++; 747 } 748 st->print_cr("count(%u) entries(%u)", count(), entries); 749 for (row = 0; row < row_limit(); row++) { 750 if (receiver(row) != NULL) { 751 tab(st); 752 receiver(row)->print_name_on(st); 753 st->print_cr("(%u)", receiver_count(row)); 754 } 755 } 756 } 757 758 void ciReceiverTypeData::print_data_on(outputStream* st, const char* extra) const { 759 print_shared(st, "ciReceiverTypeData", extra); 760 print_receiver_data_on(st); 761 } 762 763 void ciVirtualCallData::print_data_on(outputStream* st, const char* extra) const { 764 print_shared(st, "ciVirtualCallData", extra); 765 rtd_super()->print_receiver_data_on(st); 766 } 767 768 void ciVirtualCallTypeData::print_data_on(outputStream* st, const char* extra) const { 769 print_shared(st, "ciVirtualCallTypeData", extra); 770 rtd_super()->print_receiver_data_on(st); 771 if (has_arguments()) { 772 tab(st, true); 773 st->print("argument types"); 774 args()->print_data_on(st); 775 } 776 if (has_return()) { 777 tab(st, true); 778 st->print("return type"); 779 ret()->print_data_on(st); 780 } 781 } 782 783 void ciParametersTypeData::print_data_on(outputStream* st, const char* extra) const { 784 st->print_cr("ciParametersTypeData"); 785 parameters()->print_data_on(st); 786 } 787 788 void ciSpeculativeTrapData::print_data_on(outputStream* st, const char* extra) const { 789 st->print_cr("ciSpeculativeTrapData"); 790 tab(st); 791 method()->print_short_name(st); 792 st->cr(); 793 } 794 #endif