Tue, 25 Feb 2014 18:16:24 +0100
8031752: Failed speculative optimizations should be reattempted when root of compilation is different
Summary: support for speculative traps that keep track of the root of the compilation in which a trap occurs.
Reviewed-by: kvn, twisti
1 /*
2 * Copyright (c) 2001, 2013, 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.
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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.
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23 */
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"
35 // ciMethodData
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 }
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 }
81 void ciMethodData::load_extra_data() {
82 MethodData* mdo = get_MethodData();
84 // speculative trap entries also hold a pointer to a Method so need to be translated
85 DataLayout* dp_src = mdo->extra_data_base();
86 DataLayout* end_src = mdo->extra_data_limit();
87 DataLayout* dp_dst = extra_data_base();
88 for (;; dp_src = MethodData::next_extra(dp_src), dp_dst = MethodData::next_extra(dp_dst)) {
89 assert(dp_src < end_src, "moved past end of extra data");
90 assert(dp_src->tag() == dp_dst->tag(), err_msg("should be same tags %d != %d", dp_src->tag(), dp_dst->tag()));
91 switch(dp_src->tag()) {
92 case DataLayout::speculative_trap_data_tag: {
93 ciSpeculativeTrapData* data_dst = new ciSpeculativeTrapData(dp_dst);
94 SpeculativeTrapData* data_src = new SpeculativeTrapData(dp_src);
95 data_dst->translate_from(data_src);
96 break;
97 }
98 case DataLayout::bit_data_tag:
99 break;
100 case DataLayout::no_tag:
101 case DataLayout::arg_info_data_tag:
102 // An empty slot or ArgInfoData entry marks the end of the trap data
103 return;
104 default:
105 fatal(err_msg("bad tag = %d", dp_src->tag()));
106 }
107 }
108 }
110 void ciMethodData::load_data() {
111 MethodData* mdo = get_MethodData();
112 if (mdo == NULL) {
113 return;
114 }
116 // To do: don't copy the data if it is not "ripe" -- require a minimum #
117 // of invocations.
119 // Snapshot the data -- actually, take an approximate snapshot of
120 // the data. Any concurrently executing threads may be changing the
121 // data as we copy it.
122 Copy::disjoint_words((HeapWord*) mdo,
123 (HeapWord*) &_orig,
124 sizeof(_orig) / HeapWordSize);
125 Arena* arena = CURRENT_ENV->arena();
126 _data_size = mdo->data_size();
127 _extra_data_size = mdo->extra_data_size();
128 int total_size = _data_size + _extra_data_size;
129 _data = (intptr_t *) arena->Amalloc(total_size);
130 Copy::disjoint_words((HeapWord*) mdo->data_base(), (HeapWord*) _data, total_size / HeapWordSize);
132 // Traverse the profile data, translating any oops into their
133 // ci equivalents.
134 ResourceMark rm;
135 ciProfileData* ci_data = first_data();
136 ProfileData* data = mdo->first_data();
137 while (is_valid(ci_data)) {
138 ci_data->translate_from(data);
139 ci_data = next_data(ci_data);
140 data = mdo->next_data(data);
141 }
142 if (mdo->parameters_type_data() != NULL) {
143 _parameters = data_layout_at(mdo->parameters_type_data_di());
144 ciParametersTypeData* parameters = new ciParametersTypeData(_parameters);
145 parameters->translate_from(mdo->parameters_type_data());
146 }
148 load_extra_data();
150 // Note: Extra data are all BitData, and do not need translation.
151 _current_mileage = MethodData::mileage_of(mdo->method());
152 _invocation_counter = mdo->invocation_count();
153 _backedge_counter = mdo->backedge_count();
154 _state = mdo->is_mature()? mature_state: immature_state;
156 _eflags = mdo->eflags();
157 _arg_local = mdo->arg_local();
158 _arg_stack = mdo->arg_stack();
159 _arg_returned = mdo->arg_returned();
160 #ifndef PRODUCT
161 if (ReplayCompiles) {
162 ciReplay::initialize(this);
163 }
164 #endif
165 }
167 void ciReceiverTypeData::translate_receiver_data_from(const ProfileData* data) {
168 for (uint row = 0; row < row_limit(); row++) {
169 Klass* k = data->as_ReceiverTypeData()->receiver(row);
170 if (k != NULL) {
171 ciKlass* klass = CURRENT_ENV->get_klass(k);
172 set_receiver(row, klass);
173 }
174 }
175 }
178 void ciTypeStackSlotEntries::translate_type_data_from(const TypeStackSlotEntries* entries) {
179 for (int i = 0; i < _number_of_entries; i++) {
180 intptr_t k = entries->type(i);
181 TypeStackSlotEntries::set_type(i, translate_klass(k));
182 }
183 }
185 void ciReturnTypeEntry::translate_type_data_from(const ReturnTypeEntry* ret) {
186 intptr_t k = ret->type();
187 set_type(translate_klass(k));
188 }
190 void ciSpeculativeTrapData::translate_from(const ProfileData* data) {
191 Method* m = data->as_SpeculativeTrapData()->method();
192 ciMethod* ci_m = CURRENT_ENV->get_method(m);
193 set_method(ci_m);
194 }
196 // Get the data at an arbitrary (sort of) data index.
197 ciProfileData* ciMethodData::data_at(int data_index) {
198 if (out_of_bounds(data_index)) {
199 return NULL;
200 }
201 DataLayout* data_layout = data_layout_at(data_index);
203 switch (data_layout->tag()) {
204 case DataLayout::no_tag:
205 default:
206 ShouldNotReachHere();
207 return NULL;
208 case DataLayout::bit_data_tag:
209 return new ciBitData(data_layout);
210 case DataLayout::counter_data_tag:
211 return new ciCounterData(data_layout);
212 case DataLayout::jump_data_tag:
213 return new ciJumpData(data_layout);
214 case DataLayout::receiver_type_data_tag:
215 return new ciReceiverTypeData(data_layout);
216 case DataLayout::virtual_call_data_tag:
217 return new ciVirtualCallData(data_layout);
218 case DataLayout::ret_data_tag:
219 return new ciRetData(data_layout);
220 case DataLayout::branch_data_tag:
221 return new ciBranchData(data_layout);
222 case DataLayout::multi_branch_data_tag:
223 return new ciMultiBranchData(data_layout);
224 case DataLayout::arg_info_data_tag:
225 return new ciArgInfoData(data_layout);
226 case DataLayout::call_type_data_tag:
227 return new ciCallTypeData(data_layout);
228 case DataLayout::virtual_call_type_data_tag:
229 return new ciVirtualCallTypeData(data_layout);
230 case DataLayout::parameters_type_data_tag:
231 return new ciParametersTypeData(data_layout);
232 };
233 }
235 // Iteration over data.
236 ciProfileData* ciMethodData::next_data(ciProfileData* current) {
237 int current_index = dp_to_di(current->dp());
238 int next_index = current_index + current->size_in_bytes();
239 ciProfileData* next = data_at(next_index);
240 return next;
241 }
243 ciProfileData* ciMethodData::bci_to_extra_data(int bci, ciMethod* m, bool& two_free_slots) {
244 // bci_to_extra_data(bci) ...
245 DataLayout* dp = data_layout_at(data_size());
246 DataLayout* end = data_layout_at(data_size() + extra_data_size());
247 two_free_slots = false;
248 for (;dp < end; dp = MethodData::next_extra(dp)) {
249 switch(dp->tag()) {
250 case DataLayout::no_tag:
251 _saw_free_extra_data = true; // observed an empty slot (common case)
252 two_free_slots = (MethodData::next_extra(dp)->tag() == DataLayout::no_tag);
253 return NULL;
254 case DataLayout::arg_info_data_tag:
255 return NULL; // ArgInfoData is at the end of extra data section.
256 case DataLayout::bit_data_tag:
257 if (m == NULL && dp->bci() == bci) {
258 return new ciBitData(dp);
259 }
260 break;
261 case DataLayout::speculative_trap_data_tag: {
262 ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp);
263 // data->method() might be null if the MDO is snapshotted
264 // concurrently with a trap
265 if (m != NULL && data->method() == m && dp->bci() == bci) {
266 return data;
267 }
268 break;
269 }
270 default:
271 fatal(err_msg("bad tag = %d", dp->tag()));
272 }
273 }
274 return NULL;
275 }
277 // Translate a bci to its corresponding data, or NULL.
278 ciProfileData* ciMethodData::bci_to_data(int bci, ciMethod* m) {
279 // If m is not NULL we look for a SpeculativeTrapData entry
280 if (m == NULL) {
281 ciProfileData* data = data_before(bci);
282 for ( ; is_valid(data); data = next_data(data)) {
283 if (data->bci() == bci) {
284 set_hint_di(dp_to_di(data->dp()));
285 return data;
286 } else if (data->bci() > bci) {
287 break;
288 }
289 }
290 }
291 bool two_free_slots = false;
292 ciProfileData* result = bci_to_extra_data(bci, m, two_free_slots);
293 if (result != NULL) {
294 return result;
295 }
296 if (m != NULL && !two_free_slots) {
297 // We were looking for a SpeculativeTrapData entry we didn't
298 // find. Room is not available for more SpeculativeTrapData
299 // entries, look in the non SpeculativeTrapData entries.
300 return bci_to_data(bci, NULL);
301 }
302 return NULL;
303 }
305 // Conservatively decode the trap_state of a ciProfileData.
306 int ciMethodData::has_trap_at(ciProfileData* data, int reason) {
307 typedef Deoptimization::DeoptReason DR_t;
308 int per_bc_reason
309 = Deoptimization::reason_recorded_per_bytecode_if_any((DR_t) reason);
310 if (trap_count(reason) == 0) {
311 // Impossible for this trap to have occurred, regardless of trap_state.
312 // Note: This happens if the MDO is empty.
313 return 0;
314 } else if (per_bc_reason == Deoptimization::Reason_none) {
315 // We cannot conclude anything; a trap happened somewhere, maybe here.
316 return -1;
317 } else if (data == NULL) {
318 // No profile here, not even an extra_data record allocated on the fly.
319 // If there are empty extra_data records, and there had been a trap,
320 // there would have been a non-null data pointer. If there are no
321 // free extra_data records, we must return a conservative -1.
322 if (_saw_free_extra_data)
323 return 0; // Q.E.D.
324 else
325 return -1; // bail with a conservative answer
326 } else {
327 return Deoptimization::trap_state_has_reason(data->trap_state(), per_bc_reason);
328 }
329 }
331 int ciMethodData::trap_recompiled_at(ciProfileData* data) {
332 if (data == NULL) {
333 return (_saw_free_extra_data? 0: -1); // (see previous method)
334 } else {
335 return Deoptimization::trap_state_is_recompiled(data->trap_state())? 1: 0;
336 }
337 }
339 void ciMethodData::clear_escape_info() {
340 VM_ENTRY_MARK;
341 MethodData* mdo = get_MethodData();
342 if (mdo != NULL) {
343 mdo->clear_escape_info();
344 ArgInfoData *aid = arg_info();
345 int arg_count = (aid == NULL) ? 0 : aid->number_of_args();
346 for (int i = 0; i < arg_count; i++) {
347 set_arg_modified(i, 0);
348 }
349 }
350 _eflags = _arg_local = _arg_stack = _arg_returned = 0;
351 }
353 // copy our escape info to the MethodData* if it exists
354 void ciMethodData::update_escape_info() {
355 VM_ENTRY_MARK;
356 MethodData* mdo = get_MethodData();
357 if ( mdo != NULL) {
358 mdo->set_eflags(_eflags);
359 mdo->set_arg_local(_arg_local);
360 mdo->set_arg_stack(_arg_stack);
361 mdo->set_arg_returned(_arg_returned);
362 int arg_count = mdo->method()->size_of_parameters();
363 for (int i = 0; i < arg_count; i++) {
364 mdo->set_arg_modified(i, arg_modified(i));
365 }
366 }
367 }
369 void ciMethodData::set_compilation_stats(short loops, short blocks) {
370 VM_ENTRY_MARK;
371 MethodData* mdo = get_MethodData();
372 if (mdo != NULL) {
373 mdo->set_num_loops(loops);
374 mdo->set_num_blocks(blocks);
375 }
376 }
378 void ciMethodData::set_would_profile(bool p) {
379 VM_ENTRY_MARK;
380 MethodData* mdo = get_MethodData();
381 if (mdo != NULL) {
382 mdo->set_would_profile(p);
383 }
384 }
386 void ciMethodData::set_argument_type(int bci, int i, ciKlass* k) {
387 VM_ENTRY_MARK;
388 MethodData* mdo = get_MethodData();
389 if (mdo != NULL) {
390 ProfileData* data = mdo->bci_to_data(bci);
391 if (data->is_CallTypeData()) {
392 data->as_CallTypeData()->set_argument_type(i, k->get_Klass());
393 } else {
394 assert(data->is_VirtualCallTypeData(), "no arguments!");
395 data->as_VirtualCallTypeData()->set_argument_type(i, k->get_Klass());
396 }
397 }
398 }
400 void ciMethodData::set_parameter_type(int i, ciKlass* k) {
401 VM_ENTRY_MARK;
402 MethodData* mdo = get_MethodData();
403 if (mdo != NULL) {
404 mdo->parameters_type_data()->set_type(i, k->get_Klass());
405 }
406 }
408 void ciMethodData::set_return_type(int bci, ciKlass* k) {
409 VM_ENTRY_MARK;
410 MethodData* mdo = get_MethodData();
411 if (mdo != NULL) {
412 ProfileData* data = mdo->bci_to_data(bci);
413 if (data->is_CallTypeData()) {
414 data->as_CallTypeData()->set_return_type(k->get_Klass());
415 } else {
416 assert(data->is_VirtualCallTypeData(), "no arguments!");
417 data->as_VirtualCallTypeData()->set_return_type(k->get_Klass());
418 }
419 }
420 }
422 bool ciMethodData::has_escape_info() {
423 return eflag_set(MethodData::estimated);
424 }
426 void ciMethodData::set_eflag(MethodData::EscapeFlag f) {
427 set_bits(_eflags, f);
428 }
430 void ciMethodData::clear_eflag(MethodData::EscapeFlag f) {
431 clear_bits(_eflags, f);
432 }
434 bool ciMethodData::eflag_set(MethodData::EscapeFlag f) const {
435 return mask_bits(_eflags, f) != 0;
436 }
438 void ciMethodData::set_arg_local(int i) {
439 set_nth_bit(_arg_local, i);
440 }
442 void ciMethodData::set_arg_stack(int i) {
443 set_nth_bit(_arg_stack, i);
444 }
446 void ciMethodData::set_arg_returned(int i) {
447 set_nth_bit(_arg_returned, i);
448 }
450 void ciMethodData::set_arg_modified(int arg, uint val) {
451 ArgInfoData *aid = arg_info();
452 if (aid == NULL)
453 return;
454 assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number");
455 aid->set_arg_modified(arg, val);
456 }
458 bool ciMethodData::is_arg_local(int i) const {
459 return is_set_nth_bit(_arg_local, i);
460 }
462 bool ciMethodData::is_arg_stack(int i) const {
463 return is_set_nth_bit(_arg_stack, i);
464 }
466 bool ciMethodData::is_arg_returned(int i) const {
467 return is_set_nth_bit(_arg_returned, i);
468 }
470 uint ciMethodData::arg_modified(int arg) const {
471 ArgInfoData *aid = arg_info();
472 if (aid == NULL)
473 return 0;
474 assert(arg >= 0 && arg < aid->number_of_args(), "valid argument number");
475 return aid->arg_modified(arg);
476 }
478 ByteSize ciMethodData::offset_of_slot(ciProfileData* data, ByteSize slot_offset_in_data) {
479 // Get offset within MethodData* of the data array
480 ByteSize data_offset = MethodData::data_offset();
482 // Get cell offset of the ProfileData within data array
483 int cell_offset = dp_to_di(data->dp());
485 // Add in counter_offset, the # of bytes into the ProfileData of counter or flag
486 int offset = in_bytes(data_offset) + cell_offset + in_bytes(slot_offset_in_data);
488 return in_ByteSize(offset);
489 }
491 ciArgInfoData *ciMethodData::arg_info() const {
492 // Should be last, have to skip all traps.
493 DataLayout* dp = data_layout_at(data_size());
494 DataLayout* end = data_layout_at(data_size() + extra_data_size());
495 for (; dp < end; dp = MethodData::next_extra(dp)) {
496 if (dp->tag() == DataLayout::arg_info_data_tag)
497 return new ciArgInfoData(dp);
498 }
499 return NULL;
500 }
503 // Implementation of the print method.
504 void ciMethodData::print_impl(outputStream* st) {
505 ciMetadata::print_impl(st);
506 }
508 void ciMethodData::dump_replay_data(outputStream* out) {
509 ResourceMark rm;
510 MethodData* mdo = get_MethodData();
511 Method* method = mdo->method();
512 Klass* holder = method->method_holder();
513 out->print("ciMethodData %s %s %s %d %d",
514 holder->name()->as_quoted_ascii(),
515 method->name()->as_quoted_ascii(),
516 method->signature()->as_quoted_ascii(),
517 _state,
518 current_mileage());
520 // dump the contents of the MDO header as raw data
521 unsigned char* orig = (unsigned char*)&_orig;
522 int length = sizeof(_orig);
523 out->print(" orig %d", length);
524 for (int i = 0; i < length; i++) {
525 out->print(" %d", orig[i]);
526 }
528 // dump the MDO data as raw data
529 int elements = data_size() / sizeof(intptr_t);
530 out->print(" data %d", elements);
531 for (int i = 0; i < elements; i++) {
532 // We could use INTPTR_FORMAT here but that's a zero justified
533 // which makes comparing it with the SA version of this output
534 // harder.
535 #ifdef _LP64
536 out->print(" 0x%" FORMAT64_MODIFIER "x", data()[i]);
537 #else
538 out->print(" 0x%x", data()[i]);
539 #endif
540 }
542 // The MDO contained oop references as ciObjects, so scan for those
543 // and emit pairs of offset and klass name so that they can be
544 // reconstructed at runtime. The first round counts the number of
545 // oop references and the second actually emits them.
546 int count = 0;
547 for (int round = 0; round < 2; round++) {
548 if (round == 1) out->print(" oops %d", count);
549 ProfileData* pdata = first_data();
550 for ( ; is_valid(pdata); pdata = next_data(pdata)) {
551 if (pdata->is_ReceiverTypeData()) {
552 ciReceiverTypeData* vdata = (ciReceiverTypeData*)pdata;
553 for (uint i = 0; i < vdata->row_limit(); i++) {
554 ciKlass* k = vdata->receiver(i);
555 if (k != NULL) {
556 if (round == 0) {
557 count++;
558 } else {
559 out->print(" %d %s", dp_to_di(vdata->dp() + in_bytes(vdata->receiver_offset(i))) / sizeof(intptr_t), k->name()->as_quoted_ascii());
560 }
561 }
562 }
563 } else if (pdata->is_VirtualCallData()) {
564 ciVirtualCallData* vdata = (ciVirtualCallData*)pdata;
565 for (uint i = 0; i < vdata->row_limit(); i++) {
566 ciKlass* k = vdata->receiver(i);
567 if (k != NULL) {
568 if (round == 0) {
569 count++;
570 } else {
571 out->print(" %d %s", dp_to_di(vdata->dp() + in_bytes(vdata->receiver_offset(i))) / sizeof(intptr_t), k->name()->as_quoted_ascii());
572 }
573 }
574 }
575 }
576 }
577 }
578 out->cr();
579 }
581 #ifndef PRODUCT
582 void ciMethodData::print() {
583 print_data_on(tty);
584 }
586 void ciMethodData::print_data_on(outputStream* st) {
587 ResourceMark rm;
588 ciProfileData* data;
589 for (data = first_data(); is_valid(data); data = next_data(data)) {
590 st->print("%d", dp_to_di(data->dp()));
591 st->fill_to(6);
592 data->print_data_on(st);
593 }
594 st->print_cr("--- Extra data:");
595 DataLayout* dp = data_layout_at(data_size());
596 DataLayout* end = data_layout_at(data_size() + extra_data_size());
597 for (;; dp = MethodData::next_extra(dp)) {
598 assert(dp < end, "moved past end of extra data");
599 switch (dp->tag()) {
600 case DataLayout::no_tag:
601 continue;
602 case DataLayout::bit_data_tag:
603 data = new BitData(dp);
604 break;
605 case DataLayout::arg_info_data_tag:
606 data = new ciArgInfoData(dp);
607 dp = end; // ArgInfoData is at the end of extra data section.
608 break;
609 default:
610 fatal(err_msg("unexpected tag %d", dp->tag()));
611 }
612 st->print("%d", dp_to_di(data->dp()));
613 st->fill_to(6);
614 data->print_data_on(st);
615 if (dp >= end) return;
616 }
617 }
619 void ciTypeEntries::print_ciklass(outputStream* st, intptr_t k) {
620 if (TypeEntries::is_type_none(k)) {
621 st->print("none");
622 } else if (TypeEntries::is_type_unknown(k)) {
623 st->print("unknown");
624 } else {
625 valid_ciklass(k)->print_name_on(st);
626 }
627 if (TypeEntries::was_null_seen(k)) {
628 st->print(" (null seen)");
629 }
630 }
632 void ciTypeStackSlotEntries::print_data_on(outputStream* st) const {
633 for (int i = 0; i < _number_of_entries; i++) {
634 _pd->tab(st);
635 st->print("%d: stack (%u) ", i, stack_slot(i));
636 print_ciklass(st, type(i));
637 st->cr();
638 }
639 }
641 void ciReturnTypeEntry::print_data_on(outputStream* st) const {
642 _pd->tab(st);
643 st->print("ret ");
644 print_ciklass(st, type());
645 st->cr();
646 }
648 void ciCallTypeData::print_data_on(outputStream* st, const char* extra) const {
649 print_shared(st, "ciCallTypeData", extra);
650 if (has_arguments()) {
651 tab(st, true);
652 st->print("argument types");
653 args()->print_data_on(st);
654 }
655 if (has_return()) {
656 tab(st, true);
657 st->print("return type");
658 ret()->print_data_on(st);
659 }
660 }
662 void ciReceiverTypeData::print_receiver_data_on(outputStream* st) const {
663 uint row;
664 int entries = 0;
665 for (row = 0; row < row_limit(); row++) {
666 if (receiver(row) != NULL) entries++;
667 }
668 st->print_cr("count(%u) entries(%u)", count(), entries);
669 for (row = 0; row < row_limit(); row++) {
670 if (receiver(row) != NULL) {
671 tab(st);
672 receiver(row)->print_name_on(st);
673 st->print_cr("(%u)", receiver_count(row));
674 }
675 }
676 }
678 void ciReceiverTypeData::print_data_on(outputStream* st, const char* extra) const {
679 print_shared(st, "ciReceiverTypeData", extra);
680 print_receiver_data_on(st);
681 }
683 void ciVirtualCallData::print_data_on(outputStream* st, const char* extra) const {
684 print_shared(st, "ciVirtualCallData", extra);
685 rtd_super()->print_receiver_data_on(st);
686 }
688 void ciVirtualCallTypeData::print_data_on(outputStream* st, const char* extra) const {
689 print_shared(st, "ciVirtualCallTypeData", extra);
690 rtd_super()->print_receiver_data_on(st);
691 if (has_arguments()) {
692 tab(st, true);
693 st->print("argument types");
694 args()->print_data_on(st);
695 }
696 if (has_return()) {
697 tab(st, true);
698 st->print("return type");
699 ret()->print_data_on(st);
700 }
701 }
703 void ciParametersTypeData::print_data_on(outputStream* st, const char* extra) const {
704 st->print_cr("ciParametersTypeData");
705 parameters()->print_data_on(st);
706 }
708 void ciSpeculativeTrapData::print_data_on(outputStream* st, const char* extra) const {
709 st->print_cr("ciSpeculativeTrapData");
710 tab(st);
711 method()->print_short_name(st);
712 st->cr();
713 }
714 #endif