1 /*
2 * Copyright (c) 1999, 2022, 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 "classfile/vmClasses.hpp"
27 #include "compiler/compilerDefinitions.inline.hpp"
28 #include "runtime/handles.inline.hpp"
29 #include "jfr/support/jfrIntrinsics.hpp"
30 #include "opto/c2compiler.hpp"
31 #include "opto/compile.hpp"
32 #include "opto/optoreg.hpp"
33 #include "opto/output.hpp"
34 #include "opto/runtime.hpp"
35 #include "runtime/stubRoutines.hpp"
36 #include "utilities/macros.hpp"
37
38
39 // register information defined by ADLC
40 extern const char register_save_policy[];
41 extern const int register_save_type[];
42
43 const char* C2Compiler::retry_no_subsuming_loads() {
44 return "retry without subsuming loads";
45 }
46 const char* C2Compiler::retry_no_escape_analysis() {
47 return "retry without escape analysis";
48 }
49 const char* C2Compiler::retry_no_locks_coarsening() {
50 return "retry without locks coarsening";
51 }
52 const char* C2Compiler::retry_no_iterative_escape_analysis() {
53 return "retry without iterative escape analysis";
54 }
55 const char* C2Compiler::retry_class_loading_during_parsing() {
56 return "retry class loading during parsing";
57 }
58 bool C2Compiler::init_c2_runtime() {
59
60 // Check assumptions used while running ADLC
61 Compile::adlc_verification();
62 assert(REG_COUNT <= ConcreteRegisterImpl::number_of_registers, "incompatible register counts");
63
64 for (int i = 0; i < ConcreteRegisterImpl::number_of_registers ; i++ ) {
65 OptoReg::vm2opto[i] = OptoReg::Bad;
66 }
67
68 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(REG_COUNT); i = OptoReg::add(i,1) ) {
69 VMReg r = OptoReg::as_VMReg(i);
70 if (r->is_valid()) {
71 OptoReg::vm2opto[r->value()] = i;
72 }
73 }
74
75 DEBUG_ONLY( Node::init_NodeProperty(); )
76
77 Compile::pd_compiler2_init();
78
79 CompilerThread* thread = CompilerThread::current();
80
81 HandleMark handle_mark(thread);
82 return OptoRuntime::generate(thread->env());
83 }
84
85 void C2Compiler::initialize() {
86 assert(!CompilerConfig::is_c1_or_interpreter_only_no_jvmci(), "C2 compiler is launched, it's not c1/interpreter only mode");
87 // The first compiler thread that gets here will initialize the
88 // small amount of global state (and runtime stubs) that C2 needs.
89
90 // There is a race possible once at startup and then we're fine
91
92 // Note that this is being called from a compiler thread not the
93 // main startup thread.
94 if (should_perform_init()) {
95 bool successful = C2Compiler::init_c2_runtime();
96 int new_state = (successful) ? initialized : failed;
97 set_state(new_state);
98 }
99 }
100
101 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, bool install_code, DirectiveSet* directive) {
102 assert(is_initialized(), "Compiler thread must be initialized");
103
104 bool subsume_loads = SubsumeLoads;
105 bool do_escape_analysis = DoEscapeAnalysis;
106 bool do_iterative_escape_analysis = DoEscapeAnalysis;
107 bool eliminate_boxing = EliminateAutoBox;
108 bool do_locks_coarsening = EliminateLocks;
109
110 while (!env->failing()) {
111 // Attempt to compile while subsuming loads into machine instructions.
112 Options options(subsume_loads, do_escape_analysis, do_iterative_escape_analysis, eliminate_boxing, do_locks_coarsening, install_code);
113 Compile C(env, target, entry_bci, options, directive);
114
115 // Check result and retry if appropriate.
116 if (C.failure_reason() != NULL) {
117 if (C.failure_reason_is(retry_class_loading_during_parsing())) {
118 env->report_failure(C.failure_reason());
119 continue; // retry
120 }
121 if (C.failure_reason_is(retry_no_subsuming_loads())) {
122 assert(subsume_loads, "must make progress");
123 subsume_loads = false;
124 env->report_failure(C.failure_reason());
125 continue; // retry
126 }
127 if (C.failure_reason_is(retry_no_escape_analysis())) {
128 assert(do_escape_analysis, "must make progress");
129 do_escape_analysis = false;
130 env->report_failure(C.failure_reason());
131 continue; // retry
132 }
133 if (C.failure_reason_is(retry_no_iterative_escape_analysis())) {
134 assert(do_iterative_escape_analysis, "must make progress");
135 do_iterative_escape_analysis = false;
136 env->report_failure(C.failure_reason());
137 continue; // retry
138 }
139 if (C.failure_reason_is(retry_no_locks_coarsening())) {
140 assert(do_locks_coarsening, "must make progress");
141 do_locks_coarsening = false;
142 env->report_failure(C.failure_reason());
143 continue; // retry
144 }
145 if (C.has_boxed_value()) {
146 // Recompile without boxing elimination regardless failure reason.
147 assert(eliminate_boxing, "must make progress");
148 eliminate_boxing = false;
149 env->report_failure(C.failure_reason());
150 continue; // retry
151 }
152 // Pass any other failure reason up to the ciEnv.
153 // Note that serious, irreversible failures are already logged
154 // on the ciEnv via env->record_method_not_compilable().
155 env->record_failure(C.failure_reason());
156 }
157 if (StressRecompilation) {
158 if (subsume_loads) {
159 subsume_loads = false;
160 continue; // retry
161 }
162 if (do_escape_analysis) {
163 do_escape_analysis = false;
164 continue; // retry
165 }
166 if (do_locks_coarsening) {
167 do_locks_coarsening = false;
168 continue; // retry
169 }
170 }
171 // print inlining for last compilation only
172 C.dump_print_inlining();
173
174 // No retry; just break the loop.
175 break;
176 }
177 }
178
179 void C2Compiler::print_timers() {
180 Compile::print_timers();
181 }
182
183 bool C2Compiler::is_intrinsic_supported(const methodHandle& method, bool is_virtual) {
184 vmIntrinsics::ID id = method->intrinsic_id();
185 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
186
187 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) {
188 return false;
189 }
190
191 // Only Object.hashCode and Object.clone intrinsics implement also a virtual
192 // dispatch because calling both methods is expensive but both methods are
193 // frequently overridden. All other intrinsics implement only a non-virtual
194 // dispatch.
195 if (is_virtual) {
196 switch (id) {
197 case vmIntrinsics::_hashCode:
198 case vmIntrinsics::_clone:
199 break;
200 default:
201 return false;
202 }
203 }
204
205 switch (id) {
206 case vmIntrinsics::_compressStringC:
207 case vmIntrinsics::_compressStringB:
208 if (!Matcher::match_rule_supported(Op_StrCompressedCopy)) return false;
209 break;
210 case vmIntrinsics::_inflateStringC:
211 case vmIntrinsics::_inflateStringB:
212 if (!Matcher::match_rule_supported(Op_StrInflatedCopy)) return false;
213 break;
214 case vmIntrinsics::_compareToL:
215 case vmIntrinsics::_compareToU:
216 case vmIntrinsics::_compareToLU:
217 case vmIntrinsics::_compareToUL:
218 if (!Matcher::match_rule_supported(Op_StrComp)) return false;
219 break;
220 case vmIntrinsics::_equalsL:
221 case vmIntrinsics::_equalsU:
222 if (!Matcher::match_rule_supported(Op_StrEquals)) return false;
223 break;
224 case vmIntrinsics::_equalsB:
225 case vmIntrinsics::_equalsC:
226 if (!Matcher::match_rule_supported(Op_AryEq)) return false;
227 break;
228 case vmIntrinsics::_copyMemory:
229 if (StubRoutines::unsafe_arraycopy() == NULL) return false;
230 break;
231 case vmIntrinsics::_encodeAsciiArray:
232 if (!Matcher::match_rule_supported(Op_EncodeISOArray) || !Matcher::supports_encode_ascii_array) return false;
233 break;
234 case vmIntrinsics::_encodeISOArray:
235 case vmIntrinsics::_encodeByteISOArray:
236 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false;
237 break;
238 case vmIntrinsics::_countPositives:
239 if (!Matcher::match_rule_supported(Op_CountPositives)) return false;
240 break;
241 case vmIntrinsics::_bitCount_i:
242 if (!Matcher::match_rule_supported(Op_PopCountI)) return false;
243 break;
244 case vmIntrinsics::_bitCount_l:
245 if (!Matcher::match_rule_supported(Op_PopCountL)) return false;
246 break;
247 case vmIntrinsics::_compress_i:
248 case vmIntrinsics::_compress_l:
249 if (!Matcher::match_rule_supported(Op_CompressBits)) return false;
250 break;
251 case vmIntrinsics::_expand_i:
252 case vmIntrinsics::_expand_l:
253 if (!Matcher::match_rule_supported(Op_ExpandBits)) return false;
254 break;
255 case vmIntrinsics::_numberOfLeadingZeros_i:
256 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false;
257 break;
258 case vmIntrinsics::_numberOfLeadingZeros_l:
259 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false;
260 break;
261 case vmIntrinsics::_numberOfTrailingZeros_i:
262 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false;
263 break;
264 case vmIntrinsics::_numberOfTrailingZeros_l:
265 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false;
266 break;
267 case vmIntrinsics::_reverse_i:
268 if (!Matcher::match_rule_supported(Op_ReverseI)) return false;
269 break;
270 case vmIntrinsics::_reverse_l:
271 if (!Matcher::match_rule_supported(Op_ReverseL)) return false;
272 break;
273 case vmIntrinsics::_reverseBytes_c:
274 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false;
275 break;
276 case vmIntrinsics::_reverseBytes_s:
277 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false;
278 break;
279 case vmIntrinsics::_reverseBytes_i:
280 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false;
281 break;
282 case vmIntrinsics::_reverseBytes_l:
283 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false;
284 break;
285 case vmIntrinsics::_compareUnsigned_i:
286 if (!Matcher::match_rule_supported(Op_CmpU3)) return false;
287 break;
288 case vmIntrinsics::_compareUnsigned_l:
289 if (!Matcher::match_rule_supported(Op_CmpUL3)) return false;
290 break;
291 case vmIntrinsics::_divideUnsigned_i:
292 if (!Matcher::match_rule_supported(Op_UDivI)) return false;
293 break;
294 case vmIntrinsics::_remainderUnsigned_i:
295 if (!Matcher::match_rule_supported(Op_UModI)) return false;
296 break;
297 case vmIntrinsics::_divideUnsigned_l:
298 if (!Matcher::match_rule_supported(Op_UDivL)) return false;
299 break;
300 case vmIntrinsics::_remainderUnsigned_l:
301 if (!Matcher::match_rule_supported(Op_UModL)) return false;
302 break;
303 case vmIntrinsics::_float16ToFloat:
304 if (!Matcher::match_rule_supported(Op_ConvHF2F)) return false;
305 break;
306 case vmIntrinsics::_floatToFloat16:
307 if (!Matcher::match_rule_supported(Op_ConvF2HF)) return false;
308 break;
309
310 /* CompareAndSet, Object: */
311 case vmIntrinsics::_compareAndSetReference:
312 #ifdef _LP64
313 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false;
314 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
315 #else
316 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
317 #endif
318 break;
319 case vmIntrinsics::_weakCompareAndSetReferencePlain:
320 case vmIntrinsics::_weakCompareAndSetReferenceAcquire:
321 case vmIntrinsics::_weakCompareAndSetReferenceRelease:
322 case vmIntrinsics::_weakCompareAndSetReference:
323 #ifdef _LP64
324 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false;
325 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
326 #else
327 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
328 #endif
329 break;
330 /* CompareAndSet, Long: */
331 case vmIntrinsics::_compareAndSetLong:
332 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false;
333 break;
334 case vmIntrinsics::_weakCompareAndSetLongPlain:
335 case vmIntrinsics::_weakCompareAndSetLongAcquire:
336 case vmIntrinsics::_weakCompareAndSetLongRelease:
337 case vmIntrinsics::_weakCompareAndSetLong:
338 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false;
339 break;
340
341 /* CompareAndSet, Int: */
342 case vmIntrinsics::_compareAndSetInt:
343 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false;
344 break;
345 case vmIntrinsics::_weakCompareAndSetIntPlain:
346 case vmIntrinsics::_weakCompareAndSetIntAcquire:
347 case vmIntrinsics::_weakCompareAndSetIntRelease:
348 case vmIntrinsics::_weakCompareAndSetInt:
349 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false;
350 break;
351
352 /* CompareAndSet, Byte: */
353 case vmIntrinsics::_compareAndSetByte:
354 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false;
355 break;
356 case vmIntrinsics::_weakCompareAndSetBytePlain:
357 case vmIntrinsics::_weakCompareAndSetByteAcquire:
358 case vmIntrinsics::_weakCompareAndSetByteRelease:
359 case vmIntrinsics::_weakCompareAndSetByte:
360 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false;
361 break;
362
363 /* CompareAndSet, Short: */
364 case vmIntrinsics::_compareAndSetShort:
365 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false;
366 break;
367 case vmIntrinsics::_weakCompareAndSetShortPlain:
368 case vmIntrinsics::_weakCompareAndSetShortAcquire:
369 case vmIntrinsics::_weakCompareAndSetShortRelease:
370 case vmIntrinsics::_weakCompareAndSetShort:
371 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false;
372 break;
373
374 /* CompareAndExchange, Object: */
375 case vmIntrinsics::_compareAndExchangeReference:
376 case vmIntrinsics::_compareAndExchangeReferenceAcquire:
377 case vmIntrinsics::_compareAndExchangeReferenceRelease:
378 #ifdef _LP64
379 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false;
380 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
381 #else
382 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
383 #endif
384 break;
385
386 /* CompareAndExchange, Long: */
387 case vmIntrinsics::_compareAndExchangeLong:
388 case vmIntrinsics::_compareAndExchangeLongAcquire:
389 case vmIntrinsics::_compareAndExchangeLongRelease:
390 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false;
391 break;
392
393 /* CompareAndExchange, Int: */
394 case vmIntrinsics::_compareAndExchangeInt:
395 case vmIntrinsics::_compareAndExchangeIntAcquire:
396 case vmIntrinsics::_compareAndExchangeIntRelease:
397 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false;
398 break;
399
400 /* CompareAndExchange, Byte: */
401 case vmIntrinsics::_compareAndExchangeByte:
402 case vmIntrinsics::_compareAndExchangeByteAcquire:
403 case vmIntrinsics::_compareAndExchangeByteRelease:
404 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false;
405 break;
406
407 /* CompareAndExchange, Short: */
408 case vmIntrinsics::_compareAndExchangeShort:
409 case vmIntrinsics::_compareAndExchangeShortAcquire:
410 case vmIntrinsics::_compareAndExchangeShortRelease:
411 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false;
412 break;
413
414 case vmIntrinsics::_getAndAddByte:
415 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false;
416 break;
417 case vmIntrinsics::_getAndAddShort:
418 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false;
419 break;
420 case vmIntrinsics::_getAndAddInt:
421 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false;
422 break;
423 case vmIntrinsics::_getAndAddLong:
424 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false;
425 break;
426
427 case vmIntrinsics::_getAndSetByte:
428 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false;
429 break;
430 case vmIntrinsics::_getAndSetShort:
431 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false;
432 break;
433 case vmIntrinsics::_getAndSetInt:
434 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false;
435 break;
436 case vmIntrinsics::_getAndSetLong:
437 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false;
438 break;
439 case vmIntrinsics::_getAndSetReference:
440 #ifdef _LP64
441 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false;
442 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false;
443 break;
444 #else
445 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false;
446 break;
447 #endif
448 case vmIntrinsics::_incrementExactI:
449 case vmIntrinsics::_addExactI:
450 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false;
451 break;
452 case vmIntrinsics::_incrementExactL:
453 case vmIntrinsics::_addExactL:
454 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false;
455 break;
456 case vmIntrinsics::_decrementExactI:
457 case vmIntrinsics::_subtractExactI:
458 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
459 break;
460 case vmIntrinsics::_decrementExactL:
461 case vmIntrinsics::_subtractExactL:
462 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
463 break;
464 case vmIntrinsics::_negateExactI:
465 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
466 break;
467 case vmIntrinsics::_negateExactL:
468 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
469 break;
470 case vmIntrinsics::_multiplyExactI:
471 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false;
472 break;
473 case vmIntrinsics::_multiplyExactL:
474 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false;
475 break;
476 case vmIntrinsics::_multiplyHigh:
477 if (!Matcher::match_rule_supported(Op_MulHiL)) return false;
478 break;
479 case vmIntrinsics::_unsignedMultiplyHigh:
480 if (!Matcher::match_rule_supported(Op_UMulHiL)) return false;
481 break;
482 case vmIntrinsics::_getCallerClass:
483 if (vmClasses::reflect_CallerSensitive_klass() == NULL) return false;
484 break;
485 case vmIntrinsics::_onSpinWait:
486 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false;
487 break;
488 case vmIntrinsics::_fmaD:
489 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaD)) return false;
490 break;
491 case vmIntrinsics::_fmaF:
492 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaF)) return false;
493 break;
494 case vmIntrinsics::_isDigit:
495 if (!Matcher::match_rule_supported(Op_Digit)) return false;
496 break;
497 case vmIntrinsics::_isLowerCase:
498 if (!Matcher::match_rule_supported(Op_LowerCase)) return false;
499 break;
500 case vmIntrinsics::_isUpperCase:
501 if (!Matcher::match_rule_supported(Op_UpperCase)) return false;
502 break;
503 case vmIntrinsics::_isWhitespace:
504 if (!Matcher::match_rule_supported(Op_Whitespace)) return false;
505 break;
506 case vmIntrinsics::_maxF:
507 case vmIntrinsics::_maxF_strict:
508 if (!Matcher::match_rule_supported(Op_MaxF)) return false;
509 break;
510 case vmIntrinsics::_minF:
511 case vmIntrinsics::_minF_strict:
512 if (!Matcher::match_rule_supported(Op_MinF)) return false;
513 break;
514 case vmIntrinsics::_maxD:
515 case vmIntrinsics::_maxD_strict:
516 if (!Matcher::match_rule_supported(Op_MaxD)) return false;
517 break;
518 case vmIntrinsics::_minD:
519 case vmIntrinsics::_minD_strict:
520 if (!Matcher::match_rule_supported(Op_MinD)) return false;
521 break;
522 case vmIntrinsics::_writeback0:
523 if (!Matcher::match_rule_supported(Op_CacheWB)) return false;
524 break;
525 case vmIntrinsics::_writebackPreSync0:
526 if (!Matcher::match_rule_supported(Op_CacheWBPreSync)) return false;
527 break;
528 case vmIntrinsics::_writebackPostSync0:
529 if (!Matcher::match_rule_supported(Op_CacheWBPostSync)) return false;
530 break;
531 case vmIntrinsics::_rint:
532 case vmIntrinsics::_ceil:
533 case vmIntrinsics::_floor:
534 if (!Matcher::match_rule_supported(Op_RoundDoubleMode)) return false;
535 break;
536 case vmIntrinsics::_dcopySign:
537 if (!Matcher::match_rule_supported(Op_CopySignD)) return false;
538 break;
539 case vmIntrinsics::_fcopySign:
540 if (!Matcher::match_rule_supported(Op_CopySignF)) return false;
541 break;
542 case vmIntrinsics::_dsignum:
543 if (!Matcher::match_rule_supported(Op_SignumD)) return false;
544 break;
545 case vmIntrinsics::_fsignum:
546 if (!Matcher::match_rule_supported(Op_SignumF)) return false;
547 break;
548 case vmIntrinsics::_floatIsInfinite:
549 if (!Matcher::match_rule_supported(Op_IsInfiniteF)) return false;
550 break;
551 case vmIntrinsics::_floatIsFinite:
552 if (!Matcher::match_rule_supported(Op_IsFiniteF)) return false;
553 break;
554 case vmIntrinsics::_doubleIsInfinite:
555 if (!Matcher::match_rule_supported(Op_IsInfiniteD)) return false;
556 break;
557 case vmIntrinsics::_doubleIsFinite:
558 if (!Matcher::match_rule_supported(Op_IsFiniteD)) return false;
559 break;
560 case vmIntrinsics::_hashCode:
561 case vmIntrinsics::_identityHashCode:
562 case vmIntrinsics::_getClass:
563 case vmIntrinsics::_dsin:
564 case vmIntrinsics::_dcos:
565 case vmIntrinsics::_dtan:
566 case vmIntrinsics::_dabs:
567 case vmIntrinsics::_fabs:
568 case vmIntrinsics::_iabs:
569 case vmIntrinsics::_labs:
570 case vmIntrinsics::_datan2:
571 case vmIntrinsics::_dsqrt:
572 case vmIntrinsics::_dsqrt_strict:
573 case vmIntrinsics::_dexp:
574 case vmIntrinsics::_dlog:
575 case vmIntrinsics::_dlog10:
576 case vmIntrinsics::_dpow:
577 case vmIntrinsics::_roundD:
578 case vmIntrinsics::_roundF:
579 case vmIntrinsics::_min:
580 case vmIntrinsics::_max:
581 case vmIntrinsics::_min_strict:
582 case vmIntrinsics::_max_strict:
583 case vmIntrinsics::_arraycopy:
584 case vmIntrinsics::_indexOfL:
585 case vmIntrinsics::_indexOfU:
586 case vmIntrinsics::_indexOfUL:
587 case vmIntrinsics::_indexOfIL:
588 case vmIntrinsics::_indexOfIU:
589 case vmIntrinsics::_indexOfIUL:
590 case vmIntrinsics::_indexOfU_char:
591 case vmIntrinsics::_indexOfL_char:
592 case vmIntrinsics::_toBytesStringU:
593 case vmIntrinsics::_getCharsStringU:
594 case vmIntrinsics::_getCharStringU:
595 case vmIntrinsics::_putCharStringU:
596 case vmIntrinsics::_makePrivateBuffer:
597 case vmIntrinsics::_finishPrivateBuffer:
598 case vmIntrinsics::_getReference:
599 case vmIntrinsics::_getBoolean:
600 case vmIntrinsics::_getByte:
601 case vmIntrinsics::_getShort:
602 case vmIntrinsics::_getChar:
603 case vmIntrinsics::_getInt:
604 case vmIntrinsics::_getLong:
605 case vmIntrinsics::_getFloat:
606 case vmIntrinsics::_getDouble:
607 case vmIntrinsics::_getValue:
608 case vmIntrinsics::_putReference:
609 case vmIntrinsics::_putBoolean:
610 case vmIntrinsics::_putByte:
611 case vmIntrinsics::_putShort:
612 case vmIntrinsics::_putChar:
613 case vmIntrinsics::_putInt:
614 case vmIntrinsics::_putLong:
615 case vmIntrinsics::_putFloat:
616 case vmIntrinsics::_putDouble:
617 case vmIntrinsics::_putValue:
618 case vmIntrinsics::_getReferenceVolatile:
619 case vmIntrinsics::_getBooleanVolatile:
620 case vmIntrinsics::_getByteVolatile:
621 case vmIntrinsics::_getShortVolatile:
622 case vmIntrinsics::_getCharVolatile:
623 case vmIntrinsics::_getIntVolatile:
624 case vmIntrinsics::_getLongVolatile:
625 case vmIntrinsics::_getFloatVolatile:
626 case vmIntrinsics::_getDoubleVolatile:
627 case vmIntrinsics::_putReferenceVolatile:
628 case vmIntrinsics::_putBooleanVolatile:
629 case vmIntrinsics::_putByteVolatile:
630 case vmIntrinsics::_putShortVolatile:
631 case vmIntrinsics::_putCharVolatile:
632 case vmIntrinsics::_putIntVolatile:
633 case vmIntrinsics::_putLongVolatile:
634 case vmIntrinsics::_putFloatVolatile:
635 case vmIntrinsics::_putDoubleVolatile:
636 case vmIntrinsics::_getReferenceAcquire:
637 case vmIntrinsics::_getBooleanAcquire:
638 case vmIntrinsics::_getByteAcquire:
639 case vmIntrinsics::_getShortAcquire:
640 case vmIntrinsics::_getCharAcquire:
641 case vmIntrinsics::_getIntAcquire:
642 case vmIntrinsics::_getLongAcquire:
643 case vmIntrinsics::_getFloatAcquire:
644 case vmIntrinsics::_getDoubleAcquire:
645 case vmIntrinsics::_putReferenceRelease:
646 case vmIntrinsics::_putBooleanRelease:
647 case vmIntrinsics::_putByteRelease:
648 case vmIntrinsics::_putShortRelease:
649 case vmIntrinsics::_putCharRelease:
650 case vmIntrinsics::_putIntRelease:
651 case vmIntrinsics::_putLongRelease:
652 case vmIntrinsics::_putFloatRelease:
653 case vmIntrinsics::_putDoubleRelease:
654 case vmIntrinsics::_getReferenceOpaque:
655 case vmIntrinsics::_getBooleanOpaque:
656 case vmIntrinsics::_getByteOpaque:
657 case vmIntrinsics::_getShortOpaque:
658 case vmIntrinsics::_getCharOpaque:
659 case vmIntrinsics::_getIntOpaque:
660 case vmIntrinsics::_getLongOpaque:
661 case vmIntrinsics::_getFloatOpaque:
662 case vmIntrinsics::_getDoubleOpaque:
663 case vmIntrinsics::_putReferenceOpaque:
664 case vmIntrinsics::_putBooleanOpaque:
665 case vmIntrinsics::_putByteOpaque:
666 case vmIntrinsics::_putShortOpaque:
667 case vmIntrinsics::_putCharOpaque:
668 case vmIntrinsics::_putIntOpaque:
669 case vmIntrinsics::_putLongOpaque:
670 case vmIntrinsics::_putFloatOpaque:
671 case vmIntrinsics::_putDoubleOpaque:
672 case vmIntrinsics::_getShortUnaligned:
673 case vmIntrinsics::_getCharUnaligned:
674 case vmIntrinsics::_getIntUnaligned:
675 case vmIntrinsics::_getLongUnaligned:
676 case vmIntrinsics::_putShortUnaligned:
677 case vmIntrinsics::_putCharUnaligned:
678 case vmIntrinsics::_putIntUnaligned:
679 case vmIntrinsics::_putLongUnaligned:
680 case vmIntrinsics::_loadFence:
681 case vmIntrinsics::_storeFence:
682 case vmIntrinsics::_storeStoreFence:
683 case vmIntrinsics::_fullFence:
684 case vmIntrinsics::_currentCarrierThread:
685 case vmIntrinsics::_currentThread:
686 case vmIntrinsics::_setCurrentThread:
687 case vmIntrinsics::_scopedValueCache:
688 case vmIntrinsics::_setScopedValueCache:
689 #ifdef JFR_HAVE_INTRINSICS
690 case vmIntrinsics::_counterTime:
691 case vmIntrinsics::_getEventWriter:
692 #endif
693 case vmIntrinsics::_currentTimeMillis:
694 case vmIntrinsics::_nanoTime:
695 case vmIntrinsics::_allocateInstance:
696 case vmIntrinsics::_allocateUninitializedArray:
697 case vmIntrinsics::_newArray:
698 case vmIntrinsics::_getLength:
699 case vmIntrinsics::_copyOf:
700 case vmIntrinsics::_copyOfRange:
701 case vmIntrinsics::_clone:
702 case vmIntrinsics::_asPrimaryType:
703 case vmIntrinsics::_asPrimaryTypeArg:
704 case vmIntrinsics::_asValueType:
705 case vmIntrinsics::_asValueTypeArg:
706 case vmIntrinsics::_isAssignableFrom:
707 case vmIntrinsics::_isInstance:
708 case vmIntrinsics::_getModifiers:
709 case vmIntrinsics::_isInterface:
710 case vmIntrinsics::_isArray:
711 case vmIntrinsics::_isPrimitive:
712 case vmIntrinsics::_isHidden:
713 case vmIntrinsics::_getSuperclass:
714 case vmIntrinsics::_getClassAccessFlags:
715 case vmIntrinsics::_floatToRawIntBits:
716 case vmIntrinsics::_floatToIntBits:
717 case vmIntrinsics::_intBitsToFloat:
718 case vmIntrinsics::_doubleToRawLongBits:
719 case vmIntrinsics::_doubleToLongBits:
720 case vmIntrinsics::_longBitsToDouble:
721 case vmIntrinsics::_Reference_get:
722 case vmIntrinsics::_Reference_refersTo0:
723 case vmIntrinsics::_PhantomReference_refersTo0:
724 case vmIntrinsics::_Class_cast:
725 case vmIntrinsics::_aescrypt_encryptBlock:
726 case vmIntrinsics::_aescrypt_decryptBlock:
727 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
728 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
729 case vmIntrinsics::_electronicCodeBook_encryptAESCrypt:
730 case vmIntrinsics::_electronicCodeBook_decryptAESCrypt:
731 case vmIntrinsics::_counterMode_AESCrypt:
732 case vmIntrinsics::_galoisCounterMode_AESCrypt:
733 case vmIntrinsics::_md5_implCompress:
734 case vmIntrinsics::_sha_implCompress:
735 case vmIntrinsics::_sha2_implCompress:
736 case vmIntrinsics::_sha5_implCompress:
737 case vmIntrinsics::_sha3_implCompress:
738 case vmIntrinsics::_digestBase_implCompressMB:
739 case vmIntrinsics::_multiplyToLen:
740 case vmIntrinsics::_squareToLen:
741 case vmIntrinsics::_mulAdd:
742 case vmIntrinsics::_montgomeryMultiply:
743 case vmIntrinsics::_montgomerySquare:
744 case vmIntrinsics::_bigIntegerRightShiftWorker:
745 case vmIntrinsics::_bigIntegerLeftShiftWorker:
746 case vmIntrinsics::_vectorizedMismatch:
747 case vmIntrinsics::_ghash_processBlocks:
748 case vmIntrinsics::_chacha20Block:
749 case vmIntrinsics::_base64_encodeBlock:
750 case vmIntrinsics::_base64_decodeBlock:
751 case vmIntrinsics::_poly1305_processBlocks:
752 case vmIntrinsics::_updateCRC32:
753 case vmIntrinsics::_updateBytesCRC32:
754 case vmIntrinsics::_updateByteBufferCRC32:
755 case vmIntrinsics::_updateBytesCRC32C:
756 case vmIntrinsics::_updateDirectByteBufferCRC32C:
757 case vmIntrinsics::_updateBytesAdler32:
758 case vmIntrinsics::_updateByteBufferAdler32:
759 case vmIntrinsics::_profileBoolean:
760 case vmIntrinsics::_isCompileConstant:
761 case vmIntrinsics::_Preconditions_checkIndex:
762 case vmIntrinsics::_Preconditions_checkLongIndex:
763 case vmIntrinsics::_getObjectSize:
764 break;
765
766 case vmIntrinsics::_VectorCompressExpand:
767 case vmIntrinsics::_VectorUnaryOp:
768 case vmIntrinsics::_VectorBinaryOp:
769 case vmIntrinsics::_VectorTernaryOp:
770 case vmIntrinsics::_VectorFromBitsCoerced:
771 case vmIntrinsics::_VectorShuffleIota:
772 case vmIntrinsics::_VectorShuffleToVector:
773 case vmIntrinsics::_VectorLoadOp:
774 case vmIntrinsics::_VectorLoadMaskedOp:
775 case vmIntrinsics::_VectorStoreOp:
776 case vmIntrinsics::_VectorStoreMaskedOp:
777 case vmIntrinsics::_VectorGatherOp:
778 case vmIntrinsics::_VectorScatterOp:
779 case vmIntrinsics::_VectorReductionCoerced:
780 case vmIntrinsics::_VectorTest:
781 case vmIntrinsics::_VectorBlend:
782 case vmIntrinsics::_VectorRearrange:
783 case vmIntrinsics::_VectorCompare:
784 case vmIntrinsics::_VectorBroadcastInt:
785 case vmIntrinsics::_VectorConvert:
786 case vmIntrinsics::_VectorInsert:
787 case vmIntrinsics::_VectorExtract:
788 case vmIntrinsics::_VectorMaskOp:
789 case vmIntrinsics::_IndexVector:
790 return EnableVectorSupport;
791 case vmIntrinsics::_blackhole:
792 break;
793
794 default:
795 return false;
796 }
797 return true;
798 }
799
800 int C2Compiler::initial_code_buffer_size(int const_size) {
801 // See Compile::init_scratch_buffer_blob
802 int locs_size = sizeof(relocInfo) * PhaseOutput::MAX_locs_size;
803 int slop = 2 * CodeSection::end_slop(); // space between sections
804 return PhaseOutput::MAX_inst_size + PhaseOutput::MAX_stubs_size + const_size + slop + locs_size;
805 }