Mon, 12 Aug 2019 18:30:40 +0300
8223147: JFR Backport
8199712: Flight Recorder
8203346: JFR: Inconsistent signature of jfr_add_string_constant
8195817: JFR.stop should require name of recording
8195818: JFR.start should increase autogenerated name by one
8195819: Remove recording=x from jcmd JFR.check output
8203921: JFR thread sampling is missing fixes from JDK-8194552
8203929: Limit amount of data for JFR.dump
8203664: JFR start failure after AppCDS archive created with JFR StartFlightRecording
8003209: JFR events for network utilization
8207392: [PPC64] Implement JFR profiling
8202835: jfr/event/os/TestSystemProcess.java fails on missing events
Summary: Backport JFR from JDK11. Initial integration
Reviewed-by: neugens
duke@435 | 1 | /* |
drchase@6680 | 2 | * Copyright (c) 2001, 2014, 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" |
coleenp@4037 | 26 | #include "ci/ciMetadata.hpp" |
stefank@2314 | 27 | #include "ci/ciMethodData.hpp" |
minqi@4267 | 28 | #include "ci/ciReplay.hpp" |
stefank@2314 | 29 | #include "ci/ciUtilities.hpp" |
stefank@2314 | 30 | #include "memory/allocation.inline.hpp" |
stefank@2314 | 31 | #include "memory/resourceArea.hpp" |
stefank@2314 | 32 | #include "runtime/deoptimization.hpp" |
stefank@2314 | 33 | #include "utilities/copy.hpp" |
duke@435 | 34 | |
duke@435 | 35 | // ciMethodData |
duke@435 | 36 | |
duke@435 | 37 | // ------------------------------------------------------------------ |
duke@435 | 38 | // ciMethodData::ciMethodData |
duke@435 | 39 | // |
coleenp@4037 | 40 | ciMethodData::ciMethodData(MethodData* md) : ciMetadata(md) { |
coleenp@4037 | 41 | assert(md != NULL, "no null method data"); |
duke@435 | 42 | Copy::zero_to_words((HeapWord*) &_orig, sizeof(_orig) / sizeof(HeapWord)); |
duke@435 | 43 | _data = NULL; |
duke@435 | 44 | _data_size = 0; |
duke@435 | 45 | _extra_data_size = 0; |
duke@435 | 46 | _current_mileage = 0; |
iveresov@2138 | 47 | _invocation_counter = 0; |
iveresov@2138 | 48 | _backedge_counter = 0; |
duke@435 | 49 | _state = empty_state; |
duke@435 | 50 | _saw_free_extra_data = false; |
duke@435 | 51 | // Set an initial hint. Don't use set_hint_di() because |
duke@435 | 52 | // first_di() may be out of bounds if data_size is 0. |
duke@435 | 53 | _hint_di = first_di(); |
kvn@480 | 54 | // Initialize the escape information (to "don't know."); |
kvn@480 | 55 | _eflags = _arg_local = _arg_stack = _arg_returned = 0; |
roland@5987 | 56 | _parameters = NULL; |
duke@435 | 57 | } |
duke@435 | 58 | |
duke@435 | 59 | // ------------------------------------------------------------------ |
duke@435 | 60 | // ciMethodData::ciMethodData |
duke@435 | 61 | // |
coleenp@4037 | 62 | // No MethodData*. |
coleenp@4037 | 63 | ciMethodData::ciMethodData() : ciMetadata(NULL) { |
duke@435 | 64 | Copy::zero_to_words((HeapWord*) &_orig, sizeof(_orig) / sizeof(HeapWord)); |
duke@435 | 65 | _data = NULL; |
duke@435 | 66 | _data_size = 0; |
duke@435 | 67 | _extra_data_size = 0; |
duke@435 | 68 | _current_mileage = 0; |
iveresov@2138 | 69 | _invocation_counter = 0; |
iveresov@2138 | 70 | _backedge_counter = 0; |
duke@435 | 71 | _state = empty_state; |
duke@435 | 72 | _saw_free_extra_data = false; |
duke@435 | 73 | // Set an initial hint. Don't use set_hint_di() because |
duke@435 | 74 | // first_di() may be out of bounds if data_size is 0. |
duke@435 | 75 | _hint_di = first_di(); |
kvn@480 | 76 | // Initialize the escape information (to "don't know."); |
kvn@480 | 77 | _eflags = _arg_local = _arg_stack = _arg_returned = 0; |
roland@5987 | 78 | _parameters = NULL; |
duke@435 | 79 | } |
duke@435 | 80 | |
roland@6377 | 81 | void ciMethodData::load_extra_data() { |
roland@6377 | 82 | MethodData* mdo = get_MethodData(); |
roland@6377 | 83 | |
roland@6377 | 84 | // speculative trap entries also hold a pointer to a Method so need to be translated |
roland@6377 | 85 | DataLayout* dp_src = mdo->extra_data_base(); |
roland@6377 | 86 | DataLayout* end_src = mdo->extra_data_limit(); |
roland@6377 | 87 | DataLayout* dp_dst = extra_data_base(); |
roland@6377 | 88 | for (;; dp_src = MethodData::next_extra(dp_src), dp_dst = MethodData::next_extra(dp_dst)) { |
roland@6377 | 89 | assert(dp_src < end_src, "moved past end of extra data"); |
roland@6382 | 90 | // New traps in the MDO can be added as we translate the copy so |
roland@6382 | 91 | // look at the entries in the copy. |
roland@6382 | 92 | switch(dp_dst->tag()) { |
roland@6377 | 93 | case DataLayout::speculative_trap_data_tag: { |
roland@6377 | 94 | ciSpeculativeTrapData* data_dst = new ciSpeculativeTrapData(dp_dst); |
roland@6377 | 95 | SpeculativeTrapData* data_src = new SpeculativeTrapData(dp_src); |
roland@6377 | 96 | data_dst->translate_from(data_src); |
roland@6377 | 97 | break; |
roland@6377 | 98 | } |
roland@6377 | 99 | case DataLayout::bit_data_tag: |
roland@6377 | 100 | break; |
roland@6377 | 101 | case DataLayout::no_tag: |
roland@6377 | 102 | case DataLayout::arg_info_data_tag: |
roland@6377 | 103 | // An empty slot or ArgInfoData entry marks the end of the trap data |
roland@6377 | 104 | return; |
roland@6377 | 105 | default: |
roland@6382 | 106 | fatal(err_msg("bad tag = %d", dp_dst->tag())); |
roland@6377 | 107 | } |
roland@6377 | 108 | } |
roland@6377 | 109 | } |
roland@6377 | 110 | |
duke@435 | 111 | void ciMethodData::load_data() { |
coleenp@4037 | 112 | MethodData* mdo = get_MethodData(); |
twisti@5907 | 113 | if (mdo == NULL) { |
twisti@5907 | 114 | return; |
twisti@5907 | 115 | } |
duke@435 | 116 | |
duke@435 | 117 | // To do: don't copy the data if it is not "ripe" -- require a minimum # |
duke@435 | 118 | // of invocations. |
duke@435 | 119 | |
duke@435 | 120 | // Snapshot the data -- actually, take an approximate snapshot of |
duke@435 | 121 | // the data. Any concurrently executing threads may be changing the |
duke@435 | 122 | // data as we copy it. |
coleenp@4037 | 123 | Copy::disjoint_words((HeapWord*) mdo, |
coleenp@4037 | 124 | (HeapWord*) &_orig, |
coleenp@4037 | 125 | sizeof(_orig) / HeapWordSize); |
duke@435 | 126 | Arena* arena = CURRENT_ENV->arena(); |
duke@435 | 127 | _data_size = mdo->data_size(); |
duke@435 | 128 | _extra_data_size = mdo->extra_data_size(); |
duke@435 | 129 | int total_size = _data_size + _extra_data_size; |
duke@435 | 130 | _data = (intptr_t *) arena->Amalloc(total_size); |
duke@435 | 131 | Copy::disjoint_words((HeapWord*) mdo->data_base(), (HeapWord*) _data, total_size / HeapWordSize); |
duke@435 | 132 | |
duke@435 | 133 | // Traverse the profile data, translating any oops into their |
duke@435 | 134 | // ci equivalents. |
duke@435 | 135 | ResourceMark rm; |
duke@435 | 136 | ciProfileData* ci_data = first_data(); |
duke@435 | 137 | ProfileData* data = mdo->first_data(); |
duke@435 | 138 | while (is_valid(ci_data)) { |
duke@435 | 139 | ci_data->translate_from(data); |
duke@435 | 140 | ci_data = next_data(ci_data); |
duke@435 | 141 | data = mdo->next_data(data); |
duke@435 | 142 | } |
roland@5987 | 143 | if (mdo->parameters_type_data() != NULL) { |
roland@5987 | 144 | _parameters = data_layout_at(mdo->parameters_type_data_di()); |
roland@5987 | 145 | ciParametersTypeData* parameters = new ciParametersTypeData(_parameters); |
roland@5987 | 146 | parameters->translate_from(mdo->parameters_type_data()); |
roland@5987 | 147 | } |
roland@5987 | 148 | |
roland@6377 | 149 | load_extra_data(); |
roland@6377 | 150 | |
duke@435 | 151 | // Note: Extra data are all BitData, and do not need translation. |
coleenp@4037 | 152 | _current_mileage = MethodData::mileage_of(mdo->method()); |
iveresov@2138 | 153 | _invocation_counter = mdo->invocation_count(); |
iveresov@2138 | 154 | _backedge_counter = mdo->backedge_count(); |
duke@435 | 155 | _state = mdo->is_mature()? mature_state: immature_state; |
duke@435 | 156 | |
duke@435 | 157 | _eflags = mdo->eflags(); |
duke@435 | 158 | _arg_local = mdo->arg_local(); |
duke@435 | 159 | _arg_stack = mdo->arg_stack(); |
duke@435 | 160 | _arg_returned = mdo->arg_returned(); |
minqi@4267 | 161 | #ifndef PRODUCT |
minqi@4267 | 162 | if (ReplayCompiles) { |
minqi@4267 | 163 | ciReplay::initialize(this); |
minqi@4267 | 164 | } |
minqi@4267 | 165 | #endif |
duke@435 | 166 | } |
duke@435 | 167 | |
roland@5914 | 168 | void ciReceiverTypeData::translate_receiver_data_from(const ProfileData* data) { |
duke@435 | 169 | for (uint row = 0; row < row_limit(); row++) { |
coleenp@4037 | 170 | Klass* k = data->as_ReceiverTypeData()->receiver(row); |
duke@435 | 171 | if (k != NULL) { |
coleenp@4037 | 172 | ciKlass* klass = CURRENT_ENV->get_klass(k); |
stefank@6992 | 173 | CURRENT_ENV->ensure_metadata_alive(klass); |
duke@435 | 174 | set_receiver(row, klass); |
duke@435 | 175 | } |
duke@435 | 176 | } |
duke@435 | 177 | } |
duke@435 | 178 | |
duke@435 | 179 | |
roland@5914 | 180 | void ciTypeStackSlotEntries::translate_type_data_from(const TypeStackSlotEntries* entries) { |
roland@5921 | 181 | for (int i = 0; i < _number_of_entries; i++) { |
roland@5914 | 182 | intptr_t k = entries->type(i); |
roland@5914 | 183 | TypeStackSlotEntries::set_type(i, translate_klass(k)); |
roland@5914 | 184 | } |
roland@5914 | 185 | } |
roland@5914 | 186 | |
roland@5921 | 187 | void ciReturnTypeEntry::translate_type_data_from(const ReturnTypeEntry* ret) { |
roland@5921 | 188 | intptr_t k = ret->type(); |
roland@5921 | 189 | set_type(translate_klass(k)); |
roland@5921 | 190 | } |
roland@5921 | 191 | |
roland@6377 | 192 | void ciSpeculativeTrapData::translate_from(const ProfileData* data) { |
roland@6377 | 193 | Method* m = data->as_SpeculativeTrapData()->method(); |
roland@6377 | 194 | ciMethod* ci_m = CURRENT_ENV->get_method(m); |
stefank@6992 | 195 | CURRENT_ENV->ensure_metadata_alive(ci_m); |
roland@6377 | 196 | set_method(ci_m); |
roland@6377 | 197 | } |
roland@6377 | 198 | |
duke@435 | 199 | // Get the data at an arbitrary (sort of) data index. |
duke@435 | 200 | ciProfileData* ciMethodData::data_at(int data_index) { |
duke@435 | 201 | if (out_of_bounds(data_index)) { |
duke@435 | 202 | return NULL; |
duke@435 | 203 | } |
duke@435 | 204 | DataLayout* data_layout = data_layout_at(data_index); |
duke@435 | 205 | |
duke@435 | 206 | switch (data_layout->tag()) { |
duke@435 | 207 | case DataLayout::no_tag: |
duke@435 | 208 | default: |
duke@435 | 209 | ShouldNotReachHere(); |
duke@435 | 210 | return NULL; |
duke@435 | 211 | case DataLayout::bit_data_tag: |
duke@435 | 212 | return new ciBitData(data_layout); |
duke@435 | 213 | case DataLayout::counter_data_tag: |
duke@435 | 214 | return new ciCounterData(data_layout); |
duke@435 | 215 | case DataLayout::jump_data_tag: |
duke@435 | 216 | return new ciJumpData(data_layout); |
duke@435 | 217 | case DataLayout::receiver_type_data_tag: |
duke@435 | 218 | return new ciReceiverTypeData(data_layout); |
duke@435 | 219 | case DataLayout::virtual_call_data_tag: |
duke@435 | 220 | return new ciVirtualCallData(data_layout); |
duke@435 | 221 | case DataLayout::ret_data_tag: |
duke@435 | 222 | return new ciRetData(data_layout); |
duke@435 | 223 | case DataLayout::branch_data_tag: |
duke@435 | 224 | return new ciBranchData(data_layout); |
duke@435 | 225 | case DataLayout::multi_branch_data_tag: |
duke@435 | 226 | return new ciMultiBranchData(data_layout); |
kvn@480 | 227 | case DataLayout::arg_info_data_tag: |
kvn@480 | 228 | return new ciArgInfoData(data_layout); |
roland@5914 | 229 | case DataLayout::call_type_data_tag: |
roland@5914 | 230 | return new ciCallTypeData(data_layout); |
roland@5914 | 231 | case DataLayout::virtual_call_type_data_tag: |
roland@5914 | 232 | return new ciVirtualCallTypeData(data_layout); |
roland@5987 | 233 | case DataLayout::parameters_type_data_tag: |
roland@5987 | 234 | return new ciParametersTypeData(data_layout); |
duke@435 | 235 | }; |
duke@435 | 236 | } |
duke@435 | 237 | |
duke@435 | 238 | // Iteration over data. |
duke@435 | 239 | ciProfileData* ciMethodData::next_data(ciProfileData* current) { |
duke@435 | 240 | int current_index = dp_to_di(current->dp()); |
duke@435 | 241 | int next_index = current_index + current->size_in_bytes(); |
duke@435 | 242 | ciProfileData* next = data_at(next_index); |
duke@435 | 243 | return next; |
duke@435 | 244 | } |
duke@435 | 245 | |
roland@6377 | 246 | ciProfileData* ciMethodData::bci_to_extra_data(int bci, ciMethod* m, bool& two_free_slots) { |
duke@435 | 247 | // bci_to_extra_data(bci) ... |
duke@435 | 248 | DataLayout* dp = data_layout_at(data_size()); |
duke@435 | 249 | DataLayout* end = data_layout_at(data_size() + extra_data_size()); |
roland@6377 | 250 | two_free_slots = false; |
roland@6377 | 251 | for (;dp < end; dp = MethodData::next_extra(dp)) { |
roland@6377 | 252 | switch(dp->tag()) { |
roland@6377 | 253 | case DataLayout::no_tag: |
duke@435 | 254 | _saw_free_extra_data = true; // observed an empty slot (common case) |
roland@6377 | 255 | two_free_slots = (MethodData::next_extra(dp)->tag() == DataLayout::no_tag); |
duke@435 | 256 | return NULL; |
roland@6377 | 257 | case DataLayout::arg_info_data_tag: |
roland@6377 | 258 | return NULL; // ArgInfoData is at the end of extra data section. |
roland@6377 | 259 | case DataLayout::bit_data_tag: |
roland@6377 | 260 | if (m == NULL && dp->bci() == bci) { |
roland@6377 | 261 | return new ciBitData(dp); |
roland@6377 | 262 | } |
roland@6377 | 263 | break; |
roland@6377 | 264 | case DataLayout::speculative_trap_data_tag: { |
roland@6377 | 265 | ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp); |
roland@6377 | 266 | // data->method() might be null if the MDO is snapshotted |
roland@6377 | 267 | // concurrently with a trap |
roland@6377 | 268 | if (m != NULL && data->method() == m && dp->bci() == bci) { |
roland@6377 | 269 | return data; |
roland@6377 | 270 | } |
roland@6377 | 271 | break; |
duke@435 | 272 | } |
roland@6377 | 273 | default: |
roland@6377 | 274 | fatal(err_msg("bad tag = %d", dp->tag())); |
kvn@480 | 275 | } |
roland@6377 | 276 | } |
roland@6377 | 277 | return NULL; |
roland@6377 | 278 | } |
roland@6377 | 279 | |
roland@6377 | 280 | // Translate a bci to its corresponding data, or NULL. |
roland@6377 | 281 | ciProfileData* ciMethodData::bci_to_data(int bci, ciMethod* m) { |
roland@6377 | 282 | // If m is not NULL we look for a SpeculativeTrapData entry |
roland@6377 | 283 | if (m == NULL) { |
roland@6377 | 284 | ciProfileData* data = data_before(bci); |
roland@6377 | 285 | for ( ; is_valid(data); data = next_data(data)) { |
roland@6377 | 286 | if (data->bci() == bci) { |
roland@6377 | 287 | set_hint_di(dp_to_di(data->dp())); |
roland@6377 | 288 | return data; |
roland@6377 | 289 | } else if (data->bci() > bci) { |
roland@6377 | 290 | break; |
roland@6377 | 291 | } |
duke@435 | 292 | } |
duke@435 | 293 | } |
roland@6377 | 294 | bool two_free_slots = false; |
roland@6377 | 295 | ciProfileData* result = bci_to_extra_data(bci, m, two_free_slots); |
roland@6377 | 296 | if (result != NULL) { |
roland@6377 | 297 | return result; |
roland@6377 | 298 | } |
roland@6377 | 299 | if (m != NULL && !two_free_slots) { |
roland@6377 | 300 | // We were looking for a SpeculativeTrapData entry we didn't |
roland@6377 | 301 | // find. Room is not available for more SpeculativeTrapData |
roland@6377 | 302 | // entries, look in the non SpeculativeTrapData entries. |
roland@6377 | 303 | return bci_to_data(bci, NULL); |
roland@6377 | 304 | } |
duke@435 | 305 | return NULL; |
duke@435 | 306 | } |
duke@435 | 307 | |
duke@435 | 308 | // Conservatively decode the trap_state of a ciProfileData. |
duke@435 | 309 | int ciMethodData::has_trap_at(ciProfileData* data, int reason) { |
duke@435 | 310 | typedef Deoptimization::DeoptReason DR_t; |
duke@435 | 311 | int per_bc_reason |
duke@435 | 312 | = Deoptimization::reason_recorded_per_bytecode_if_any((DR_t) reason); |
duke@435 | 313 | if (trap_count(reason) == 0) { |
duke@435 | 314 | // Impossible for this trap to have occurred, regardless of trap_state. |
duke@435 | 315 | // Note: This happens if the MDO is empty. |
duke@435 | 316 | return 0; |
duke@435 | 317 | } else if (per_bc_reason == Deoptimization::Reason_none) { |
duke@435 | 318 | // We cannot conclude anything; a trap happened somewhere, maybe here. |
duke@435 | 319 | return -1; |
duke@435 | 320 | } else if (data == NULL) { |
duke@435 | 321 | // No profile here, not even an extra_data record allocated on the fly. |
duke@435 | 322 | // If there are empty extra_data records, and there had been a trap, |
duke@435 | 323 | // there would have been a non-null data pointer. If there are no |
duke@435 | 324 | // free extra_data records, we must return a conservative -1. |
duke@435 | 325 | if (_saw_free_extra_data) |
duke@435 | 326 | return 0; // Q.E.D. |
duke@435 | 327 | else |
duke@435 | 328 | return -1; // bail with a conservative answer |
duke@435 | 329 | } else { |
duke@435 | 330 | return Deoptimization::trap_state_has_reason(data->trap_state(), per_bc_reason); |
duke@435 | 331 | } |
duke@435 | 332 | } |
duke@435 | 333 | |
duke@435 | 334 | int ciMethodData::trap_recompiled_at(ciProfileData* data) { |
duke@435 | 335 | if (data == NULL) { |
duke@435 | 336 | return (_saw_free_extra_data? 0: -1); // (see previous method) |
duke@435 | 337 | } else { |
duke@435 | 338 | return Deoptimization::trap_state_is_recompiled(data->trap_state())? 1: 0; |
duke@435 | 339 | } |
duke@435 | 340 | } |
duke@435 | 341 | |
duke@435 | 342 | void ciMethodData::clear_escape_info() { |
duke@435 | 343 | VM_ENTRY_MARK; |
coleenp@4037 | 344 | MethodData* mdo = get_MethodData(); |
kvn@480 | 345 | if (mdo != NULL) { |
duke@435 | 346 | mdo->clear_escape_info(); |
kvn@480 | 347 | ArgInfoData *aid = arg_info(); |
kvn@480 | 348 | int arg_count = (aid == NULL) ? 0 : aid->number_of_args(); |
kvn@480 | 349 | for (int i = 0; i < arg_count; i++) { |
kvn@480 | 350 | set_arg_modified(i, 0); |
kvn@480 | 351 | } |
kvn@480 | 352 | } |
duke@435 | 353 | _eflags = _arg_local = _arg_stack = _arg_returned = 0; |
duke@435 | 354 | } |
duke@435 | 355 | |
coleenp@4037 | 356 | // copy our escape info to the MethodData* if it exists |
duke@435 | 357 | void ciMethodData::update_escape_info() { |
duke@435 | 358 | VM_ENTRY_MARK; |
coleenp@4037 | 359 | MethodData* mdo = get_MethodData(); |
duke@435 | 360 | if ( mdo != NULL) { |
duke@435 | 361 | mdo->set_eflags(_eflags); |
duke@435 | 362 | mdo->set_arg_local(_arg_local); |
duke@435 | 363 | mdo->set_arg_stack(_arg_stack); |
duke@435 | 364 | mdo->set_arg_returned(_arg_returned); |
kvn@480 | 365 | int arg_count = mdo->method()->size_of_parameters(); |
kvn@480 | 366 | for (int i = 0; i < arg_count; i++) { |
kvn@480 | 367 | mdo->set_arg_modified(i, arg_modified(i)); |
kvn@480 | 368 | } |
duke@435 | 369 | } |
duke@435 | 370 | } |
duke@435 | 371 | |
iveresov@2138 | 372 | void ciMethodData::set_compilation_stats(short loops, short blocks) { |
iveresov@2138 | 373 | VM_ENTRY_MARK; |
coleenp@4037 | 374 | MethodData* mdo = get_MethodData(); |
iveresov@2138 | 375 | if (mdo != NULL) { |
iveresov@2138 | 376 | mdo->set_num_loops(loops); |
iveresov@2138 | 377 | mdo->set_num_blocks(blocks); |
iveresov@2138 | 378 | } |
iveresov@2138 | 379 | } |
iveresov@2138 | 380 | |
iveresov@2138 | 381 | void ciMethodData::set_would_profile(bool p) { |
iveresov@2138 | 382 | VM_ENTRY_MARK; |
coleenp@4037 | 383 | MethodData* mdo = get_MethodData(); |
iveresov@2138 | 384 | if (mdo != NULL) { |
iveresov@2138 | 385 | mdo->set_would_profile(p); |
iveresov@2138 | 386 | } |
iveresov@2138 | 387 | } |
iveresov@2138 | 388 | |
roland@5914 | 389 | void ciMethodData::set_argument_type(int bci, int i, ciKlass* k) { |
roland@5914 | 390 | VM_ENTRY_MARK; |
roland@5914 | 391 | MethodData* mdo = get_MethodData(); |
roland@5914 | 392 | if (mdo != NULL) { |
roland@5914 | 393 | ProfileData* data = mdo->bci_to_data(bci); |
zmajo@8882 | 394 | if (data != NULL) { |
zmajo@8882 | 395 | if (data->is_CallTypeData()) { |
zmajo@8882 | 396 | data->as_CallTypeData()->set_argument_type(i, k->get_Klass()); |
zmajo@8882 | 397 | } else { |
zmajo@8882 | 398 | assert(data->is_VirtualCallTypeData(), "no arguments!"); |
zmajo@8882 | 399 | data->as_VirtualCallTypeData()->set_argument_type(i, k->get_Klass()); |
zmajo@8882 | 400 | } |
roland@5914 | 401 | } |
roland@5914 | 402 | } |
roland@5914 | 403 | } |
roland@5914 | 404 | |
roland@5987 | 405 | void ciMethodData::set_parameter_type(int i, ciKlass* k) { |
roland@5987 | 406 | VM_ENTRY_MARK; |
roland@5987 | 407 | MethodData* mdo = get_MethodData(); |
roland@5987 | 408 | if (mdo != NULL) { |
roland@5987 | 409 | mdo->parameters_type_data()->set_type(i, k->get_Klass()); |
roland@5987 | 410 | } |
roland@5987 | 411 | } |
roland@5987 | 412 | |
roland@5921 | 413 | void ciMethodData::set_return_type(int bci, ciKlass* k) { |
roland@5921 | 414 | VM_ENTRY_MARK; |
roland@5921 | 415 | MethodData* mdo = get_MethodData(); |
roland@5921 | 416 | if (mdo != NULL) { |
roland@5921 | 417 | ProfileData* data = mdo->bci_to_data(bci); |
zmajo@8882 | 418 | if (data != NULL) { |
zmajo@8882 | 419 | if (data->is_CallTypeData()) { |
zmajo@8882 | 420 | data->as_CallTypeData()->set_return_type(k->get_Klass()); |
zmajo@8882 | 421 | } else { |
zmajo@8882 | 422 | assert(data->is_VirtualCallTypeData(), "no arguments!"); |
zmajo@8882 | 423 | data->as_VirtualCallTypeData()->set_return_type(k->get_Klass()); |
zmajo@8882 | 424 | } |
roland@5921 | 425 | } |
roland@5921 | 426 | } |
roland@5921 | 427 | } |
roland@5921 | 428 | |
duke@435 | 429 | bool ciMethodData::has_escape_info() { |
coleenp@4037 | 430 | return eflag_set(MethodData::estimated); |
duke@435 | 431 | } |
duke@435 | 432 | |
coleenp@4037 | 433 | void ciMethodData::set_eflag(MethodData::EscapeFlag f) { |
duke@435 | 434 | set_bits(_eflags, f); |
duke@435 | 435 | } |
duke@435 | 436 | |
coleenp@4037 | 437 | void ciMethodData::clear_eflag(MethodData::EscapeFlag f) { |
duke@435 | 438 | clear_bits(_eflags, f); |
duke@435 | 439 | } |
duke@435 | 440 | |
coleenp@4037 | 441 | bool ciMethodData::eflag_set(MethodData::EscapeFlag f) const { |
duke@435 | 442 | return mask_bits(_eflags, f) != 0; |
duke@435 | 443 | } |
duke@435 | 444 | |
duke@435 | 445 | void ciMethodData::set_arg_local(int i) { |
duke@435 | 446 | set_nth_bit(_arg_local, i); |
duke@435 | 447 | } |
duke@435 | 448 | |
duke@435 | 449 | void ciMethodData::set_arg_stack(int i) { |
duke@435 | 450 | set_nth_bit(_arg_stack, i); |
duke@435 | 451 | } |
duke@435 | 452 | |
duke@435 | 453 | void ciMethodData::set_arg_returned(int i) { |
duke@435 | 454 | set_nth_bit(_arg_returned, i); |
duke@435 | 455 | } |
duke@435 | 456 | |
kvn@480 | 457 | void ciMethodData::set_arg_modified(int arg, uint val) { |
kvn@480 | 458 | ArgInfoData *aid = arg_info(); |
kvn@480 | 459 | if (aid == NULL) |
kvn@480 | 460 | return; |
kvn@480 | 461 | assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number"); |
kvn@480 | 462 | aid->set_arg_modified(arg, val); |
kvn@480 | 463 | } |
kvn@480 | 464 | |
duke@435 | 465 | bool ciMethodData::is_arg_local(int i) const { |
duke@435 | 466 | return is_set_nth_bit(_arg_local, i); |
duke@435 | 467 | } |
duke@435 | 468 | |
duke@435 | 469 | bool ciMethodData::is_arg_stack(int i) const { |
duke@435 | 470 | return is_set_nth_bit(_arg_stack, i); |
duke@435 | 471 | } |
duke@435 | 472 | |
duke@435 | 473 | bool ciMethodData::is_arg_returned(int i) const { |
duke@435 | 474 | return is_set_nth_bit(_arg_returned, i); |
duke@435 | 475 | } |
duke@435 | 476 | |
kvn@480 | 477 | uint ciMethodData::arg_modified(int arg) const { |
kvn@480 | 478 | ArgInfoData *aid = arg_info(); |
kvn@480 | 479 | if (aid == NULL) |
kvn@480 | 480 | return 0; |
kvn@480 | 481 | assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number"); |
kvn@480 | 482 | return aid->arg_modified(arg); |
kvn@480 | 483 | } |
kvn@480 | 484 | |
duke@435 | 485 | ByteSize ciMethodData::offset_of_slot(ciProfileData* data, ByteSize slot_offset_in_data) { |
coleenp@4037 | 486 | // Get offset within MethodData* of the data array |
coleenp@4037 | 487 | ByteSize data_offset = MethodData::data_offset(); |
duke@435 | 488 | |
duke@435 | 489 | // Get cell offset of the ProfileData within data array |
duke@435 | 490 | int cell_offset = dp_to_di(data->dp()); |
duke@435 | 491 | |
duke@435 | 492 | // Add in counter_offset, the # of bytes into the ProfileData of counter or flag |
duke@435 | 493 | int offset = in_bytes(data_offset) + cell_offset + in_bytes(slot_offset_in_data); |
duke@435 | 494 | |
duke@435 | 495 | return in_ByteSize(offset); |
duke@435 | 496 | } |
duke@435 | 497 | |
kvn@480 | 498 | ciArgInfoData *ciMethodData::arg_info() const { |
kvn@480 | 499 | // Should be last, have to skip all traps. |
kvn@480 | 500 | DataLayout* dp = data_layout_at(data_size()); |
kvn@480 | 501 | DataLayout* end = data_layout_at(data_size() + extra_data_size()); |
coleenp@4037 | 502 | for (; dp < end; dp = MethodData::next_extra(dp)) { |
kvn@480 | 503 | if (dp->tag() == DataLayout::arg_info_data_tag) |
kvn@480 | 504 | return new ciArgInfoData(dp); |
kvn@480 | 505 | } |
kvn@480 | 506 | return NULL; |
kvn@480 | 507 | } |
kvn@480 | 508 | |
kvn@480 | 509 | |
duke@435 | 510 | // Implementation of the print method. |
duke@435 | 511 | void ciMethodData::print_impl(outputStream* st) { |
coleenp@4037 | 512 | ciMetadata::print_impl(st); |
duke@435 | 513 | } |
duke@435 | 514 | |
minqi@4267 | 515 | void ciMethodData::dump_replay_data(outputStream* out) { |
vlivanov@4531 | 516 | ResourceMark rm; |
minqi@4267 | 517 | MethodData* mdo = get_MethodData(); |
minqi@4267 | 518 | Method* method = mdo->method(); |
minqi@4267 | 519 | Klass* holder = method->method_holder(); |
minqi@4267 | 520 | out->print("ciMethodData %s %s %s %d %d", |
minqi@4267 | 521 | holder->name()->as_quoted_ascii(), |
minqi@4267 | 522 | method->name()->as_quoted_ascii(), |
minqi@4267 | 523 | method->signature()->as_quoted_ascii(), |
minqi@4267 | 524 | _state, |
minqi@4267 | 525 | current_mileage()); |
minqi@4267 | 526 | |
minqi@4267 | 527 | // dump the contents of the MDO header as raw data |
minqi@4267 | 528 | unsigned char* orig = (unsigned char*)&_orig; |
minqi@4267 | 529 | int length = sizeof(_orig); |
minqi@4267 | 530 | out->print(" orig %d", length); |
minqi@4267 | 531 | for (int i = 0; i < length; i++) { |
minqi@4267 | 532 | out->print(" %d", orig[i]); |
minqi@4267 | 533 | } |
minqi@4267 | 534 | |
minqi@4267 | 535 | // dump the MDO data as raw data |
minqi@4267 | 536 | int elements = data_size() / sizeof(intptr_t); |
minqi@4267 | 537 | out->print(" data %d", elements); |
minqi@4267 | 538 | for (int i = 0; i < elements; i++) { |
minqi@4267 | 539 | // We could use INTPTR_FORMAT here but that's a zero justified |
minqi@4267 | 540 | // which makes comparing it with the SA version of this output |
minqi@4267 | 541 | // harder. |
minqi@4267 | 542 | #ifdef _LP64 |
minqi@4267 | 543 | out->print(" 0x%" FORMAT64_MODIFIER "x", data()[i]); |
minqi@4267 | 544 | #else |
minqi@4267 | 545 | out->print(" 0x%x", data()[i]); |
minqi@4267 | 546 | #endif |
minqi@4267 | 547 | } |
minqi@4267 | 548 | |
minqi@4267 | 549 | // The MDO contained oop references as ciObjects, so scan for those |
minqi@4267 | 550 | // and emit pairs of offset and klass name so that they can be |
minqi@4267 | 551 | // reconstructed at runtime. The first round counts the number of |
minqi@4267 | 552 | // oop references and the second actually emits them. |
minqi@4267 | 553 | int count = 0; |
minqi@4267 | 554 | for (int round = 0; round < 2; round++) { |
minqi@4267 | 555 | if (round == 1) out->print(" oops %d", count); |
minqi@4267 | 556 | ProfileData* pdata = first_data(); |
minqi@4267 | 557 | for ( ; is_valid(pdata); pdata = next_data(pdata)) { |
minqi@4267 | 558 | if (pdata->is_ReceiverTypeData()) { |
minqi@4267 | 559 | ciReceiverTypeData* vdata = (ciReceiverTypeData*)pdata; |
minqi@4267 | 560 | for (uint i = 0; i < vdata->row_limit(); i++) { |
minqi@4267 | 561 | ciKlass* k = vdata->receiver(i); |
minqi@4267 | 562 | if (k != NULL) { |
minqi@4267 | 563 | if (round == 0) { |
minqi@4267 | 564 | count++; |
minqi@4267 | 565 | } else { |
drchase@6680 | 566 | out->print(" %d %s", (int)(dp_to_di(vdata->dp() + in_bytes(vdata->receiver_offset(i))) / sizeof(intptr_t)), k->name()->as_quoted_ascii()); |
minqi@4267 | 567 | } |
minqi@4267 | 568 | } |
minqi@4267 | 569 | } |
minqi@4267 | 570 | } else if (pdata->is_VirtualCallData()) { |
minqi@4267 | 571 | ciVirtualCallData* vdata = (ciVirtualCallData*)pdata; |
minqi@4267 | 572 | for (uint i = 0; i < vdata->row_limit(); i++) { |
minqi@4267 | 573 | ciKlass* k = vdata->receiver(i); |
minqi@4267 | 574 | if (k != NULL) { |
minqi@4267 | 575 | if (round == 0) { |
minqi@4267 | 576 | count++; |
minqi@4267 | 577 | } else { |
drchase@6680 | 578 | out->print(" %d %s", (int)(dp_to_di(vdata->dp() + in_bytes(vdata->receiver_offset(i))) / sizeof(intptr_t)), k->name()->as_quoted_ascii()); |
minqi@4267 | 579 | } |
minqi@4267 | 580 | } |
minqi@4267 | 581 | } |
minqi@4267 | 582 | } |
minqi@4267 | 583 | } |
minqi@4267 | 584 | } |
minqi@4267 | 585 | out->cr(); |
minqi@4267 | 586 | } |
minqi@4267 | 587 | |
duke@435 | 588 | #ifndef PRODUCT |
duke@435 | 589 | void ciMethodData::print() { |
duke@435 | 590 | print_data_on(tty); |
duke@435 | 591 | } |
duke@435 | 592 | |
duke@435 | 593 | void ciMethodData::print_data_on(outputStream* st) { |
duke@435 | 594 | ResourceMark rm; |
duke@435 | 595 | ciProfileData* data; |
duke@435 | 596 | for (data = first_data(); is_valid(data); data = next_data(data)) { |
duke@435 | 597 | st->print("%d", dp_to_di(data->dp())); |
duke@435 | 598 | st->fill_to(6); |
duke@435 | 599 | data->print_data_on(st); |
duke@435 | 600 | } |
kvn@480 | 601 | st->print_cr("--- Extra data:"); |
kvn@480 | 602 | DataLayout* dp = data_layout_at(data_size()); |
kvn@480 | 603 | DataLayout* end = data_layout_at(data_size() + extra_data_size()); |
roland@6377 | 604 | for (;; dp = MethodData::next_extra(dp)) { |
roland@6377 | 605 | assert(dp < end, "moved past end of extra data"); |
roland@6377 | 606 | switch (dp->tag()) { |
roland@6377 | 607 | case DataLayout::no_tag: |
roland@6377 | 608 | continue; |
roland@6377 | 609 | case DataLayout::bit_data_tag: |
kvn@480 | 610 | data = new BitData(dp); |
roland@6377 | 611 | break; |
roland@6377 | 612 | case DataLayout::arg_info_data_tag: |
kvn@480 | 613 | data = new ciArgInfoData(dp); |
kvn@480 | 614 | dp = end; // ArgInfoData is at the end of extra data section. |
roland@6377 | 615 | break; |
roland@6377 | 616 | default: |
roland@6377 | 617 | fatal(err_msg("unexpected tag %d", dp->tag())); |
kvn@480 | 618 | } |
kvn@480 | 619 | st->print("%d", dp_to_di(data->dp())); |
kvn@480 | 620 | st->fill_to(6); |
kvn@480 | 621 | data->print_data_on(st); |
roland@6377 | 622 | if (dp >= end) return; |
kvn@480 | 623 | } |
duke@435 | 624 | } |
duke@435 | 625 | |
roland@5914 | 626 | void ciTypeEntries::print_ciklass(outputStream* st, intptr_t k) { |
roland@5914 | 627 | if (TypeEntries::is_type_none(k)) { |
roland@5914 | 628 | st->print("none"); |
roland@5914 | 629 | } else if (TypeEntries::is_type_unknown(k)) { |
roland@5914 | 630 | st->print("unknown"); |
roland@5914 | 631 | } else { |
roland@5914 | 632 | valid_ciklass(k)->print_name_on(st); |
roland@5914 | 633 | } |
roland@5914 | 634 | if (TypeEntries::was_null_seen(k)) { |
roland@5914 | 635 | st->print(" (null seen)"); |
roland@5914 | 636 | } |
roland@5914 | 637 | } |
roland@5914 | 638 | |
roland@5914 | 639 | void ciTypeStackSlotEntries::print_data_on(outputStream* st) const { |
roland@5921 | 640 | for (int i = 0; i < _number_of_entries; i++) { |
roland@5914 | 641 | _pd->tab(st); |
roland@5914 | 642 | st->print("%d: stack (%u) ", i, stack_slot(i)); |
roland@5914 | 643 | print_ciklass(st, type(i)); |
roland@5914 | 644 | st->cr(); |
roland@5914 | 645 | } |
roland@5914 | 646 | } |
roland@5914 | 647 | |
roland@5921 | 648 | void ciReturnTypeEntry::print_data_on(outputStream* st) const { |
roland@5921 | 649 | _pd->tab(st); |
roland@5921 | 650 | st->print("ret "); |
roland@5921 | 651 | print_ciklass(st, type()); |
roland@5921 | 652 | st->cr(); |
roland@5921 | 653 | } |
roland@5921 | 654 | |
roland@6377 | 655 | void ciCallTypeData::print_data_on(outputStream* st, const char* extra) const { |
roland@6377 | 656 | print_shared(st, "ciCallTypeData", extra); |
roland@5921 | 657 | if (has_arguments()) { |
roland@5921 | 658 | tab(st, true); |
roland@5921 | 659 | st->print("argument types"); |
roland@5921 | 660 | args()->print_data_on(st); |
roland@5921 | 661 | } |
roland@5921 | 662 | if (has_return()) { |
roland@5921 | 663 | tab(st, true); |
roland@5921 | 664 | st->print("return type"); |
roland@5921 | 665 | ret()->print_data_on(st); |
roland@5921 | 666 | } |
roland@5914 | 667 | } |
roland@5914 | 668 | |
roland@5914 | 669 | void ciReceiverTypeData::print_receiver_data_on(outputStream* st) const { |
duke@435 | 670 | uint row; |
duke@435 | 671 | int entries = 0; |
duke@435 | 672 | for (row = 0; row < row_limit(); row++) { |
duke@435 | 673 | if (receiver(row) != NULL) entries++; |
duke@435 | 674 | } |
duke@435 | 675 | st->print_cr("count(%u) entries(%u)", count(), entries); |
duke@435 | 676 | for (row = 0; row < row_limit(); row++) { |
duke@435 | 677 | if (receiver(row) != NULL) { |
duke@435 | 678 | tab(st); |
duke@435 | 679 | receiver(row)->print_name_on(st); |
duke@435 | 680 | st->print_cr("(%u)", receiver_count(row)); |
duke@435 | 681 | } |
duke@435 | 682 | } |
duke@435 | 683 | } |
duke@435 | 684 | |
roland@6377 | 685 | void ciReceiverTypeData::print_data_on(outputStream* st, const char* extra) const { |
roland@6377 | 686 | print_shared(st, "ciReceiverTypeData", extra); |
duke@435 | 687 | print_receiver_data_on(st); |
duke@435 | 688 | } |
duke@435 | 689 | |
roland@6377 | 690 | void ciVirtualCallData::print_data_on(outputStream* st, const char* extra) const { |
roland@6377 | 691 | print_shared(st, "ciVirtualCallData", extra); |
duke@435 | 692 | rtd_super()->print_receiver_data_on(st); |
duke@435 | 693 | } |
roland@5914 | 694 | |
roland@6377 | 695 | void ciVirtualCallTypeData::print_data_on(outputStream* st, const char* extra) const { |
roland@6377 | 696 | print_shared(st, "ciVirtualCallTypeData", extra); |
roland@5914 | 697 | rtd_super()->print_receiver_data_on(st); |
roland@5921 | 698 | if (has_arguments()) { |
roland@5921 | 699 | tab(st, true); |
roland@5921 | 700 | st->print("argument types"); |
roland@5921 | 701 | args()->print_data_on(st); |
roland@5921 | 702 | } |
roland@5921 | 703 | if (has_return()) { |
roland@5921 | 704 | tab(st, true); |
roland@5921 | 705 | st->print("return type"); |
roland@5921 | 706 | ret()->print_data_on(st); |
roland@5921 | 707 | } |
roland@5914 | 708 | } |
roland@5987 | 709 | |
roland@6377 | 710 | void ciParametersTypeData::print_data_on(outputStream* st, const char* extra) const { |
roland@6377 | 711 | st->print_cr("ciParametersTypeData"); |
roland@5987 | 712 | parameters()->print_data_on(st); |
roland@5987 | 713 | } |
roland@6377 | 714 | |
roland@6377 | 715 | void ciSpeculativeTrapData::print_data_on(outputStream* st, const char* extra) const { |
roland@6377 | 716 | st->print_cr("ciSpeculativeTrapData"); |
roland@6377 | 717 | tab(st); |
roland@6377 | 718 | method()->print_short_name(st); |
roland@6377 | 719 | st->cr(); |
roland@6377 | 720 | } |
duke@435 | 721 | #endif |