1 /*
2 * Copyright (c) 1999, 2023, 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/compilationMemoryStatistic.hpp"
28 #include "compiler/compilerDefinitions.inline.hpp"
29 #include "runtime/handles.inline.hpp"
30 #include "jfr/support/jfrIntrinsics.hpp"
31 #include "opto/c2compiler.hpp"
32 #include "opto/compile.hpp"
33 #include "opto/optoreg.hpp"
34 #include "opto/output.hpp"
35 #include "opto/runtime.hpp"
36 #include "runtime/stubRoutines.hpp"
37 #include "utilities/macros.hpp"
38
39
40 // register information defined by ADLC
41 extern const char register_save_policy[];
42 extern const int register_save_type[];
43
44 const char* C2Compiler::retry_no_subsuming_loads() {
45 return "retry without subsuming loads";
46 }
47 const char* C2Compiler::retry_no_escape_analysis() {
48 return "retry without escape analysis";
49 }
50 const char* C2Compiler::retry_no_locks_coarsening() {
51 return "retry without locks coarsening";
52 }
53 const char* C2Compiler::retry_no_iterative_escape_analysis() {
54 return "retry without iterative escape analysis";
55 }
56 const char* C2Compiler::retry_no_reduce_allocation_merges() {
57 return "retry without reducing allocation merges";
58 }
59 const char* C2Compiler::retry_no_superword() {
60 return "retry without SuperWord";
61 }
62
63 void compiler_stubs_init(bool in_compiler_thread);
64
65 bool C2Compiler::init_c2_runtime() {
66
67 // Check assumptions used while running ADLC
68 Compile::adlc_verification();
69 assert(REG_COUNT <= ConcreteRegisterImpl::number_of_registers, "incompatible register counts");
70
71 for (int i = 0; i < ConcreteRegisterImpl::number_of_registers ; i++ ) {
72 OptoReg::vm2opto[i] = OptoReg::Bad;
73 }
74
75 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(REG_COUNT); i = OptoReg::add(i,1) ) {
76 VMReg r = OptoReg::as_VMReg(i);
77 if (r->is_valid()) {
78 OptoReg::vm2opto[r->value()] = i;
79 }
80 }
81
82 DEBUG_ONLY( Node::init_NodeProperty(); )
83
84 compiler_stubs_init(true /* in_compiler_thread */); // generate compiler's intrinsics stubs
85
86 Compile::pd_compiler2_init();
87
88 CompilerThread* thread = CompilerThread::current();
89
90 HandleMark handle_mark(thread);
91 return OptoRuntime::generate(thread->env());
92 }
93
94 void C2Compiler::initialize() {
95 assert(!CompilerConfig::is_c1_or_interpreter_only_no_jvmci(), "C2 compiler is launched, it's not c1/interpreter only mode");
96 // The first compiler thread that gets here will initialize the
97 // small amount of global state (and runtime stubs) that C2 needs.
98
99 // There is a race possible once at startup and then we're fine
100
101 // Note that this is being called from a compiler thread not the
102 // main startup thread.
103 if (should_perform_init()) {
104 bool successful = C2Compiler::init_c2_runtime();
105 int new_state = (successful) ? initialized : failed;
106 set_state(new_state);
107 }
108 }
109
110 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, bool install_code, DirectiveSet* directive) {
111 assert(is_initialized(), "Compiler thread must be initialized");
112
113 CompilationMemoryStatisticMark cmsm(directive);
114
115 bool subsume_loads = SubsumeLoads;
116 bool do_escape_analysis = DoEscapeAnalysis;
117 bool do_iterative_escape_analysis = DoEscapeAnalysis;
118 bool do_reduce_allocation_merges = ReduceAllocationMerges && EliminateAllocations;
119 // TODO 8328675 Re-enable
120 bool eliminate_boxing = false; // EliminateAutoBox;
121 bool do_locks_coarsening = EliminateLocks;
122 bool do_superword = UseSuperWord;
123
124 while (!env->failing()) {
125 ResourceMark rm;
126 // Attempt to compile while subsuming loads into machine instructions.
127 Options options(subsume_loads,
128 do_escape_analysis,
129 do_iterative_escape_analysis,
130 do_reduce_allocation_merges,
131 eliminate_boxing,
132 do_locks_coarsening,
133 do_superword,
134 install_code);
135 Compile C(env, target, entry_bci, options, directive);
136
137 // Check result and retry if appropriate.
138 if (C.failure_reason() != nullptr) {
139 if (C.failure_reason_is(retry_no_subsuming_loads())) {
140 assert(subsume_loads, "must make progress");
141 subsume_loads = false;
142 env->report_failure(C.failure_reason());
143 continue; // retry
144 }
145 if (C.failure_reason_is(retry_no_escape_analysis())) {
146 assert(do_escape_analysis, "must make progress");
147 do_escape_analysis = false;
148 env->report_failure(C.failure_reason());
149 continue; // retry
150 }
151 if (C.failure_reason_is(retry_no_iterative_escape_analysis())) {
152 assert(do_iterative_escape_analysis, "must make progress");
153 do_iterative_escape_analysis = false;
154 env->report_failure(C.failure_reason());
155 continue; // retry
156 }
157 if (C.failure_reason_is(retry_no_reduce_allocation_merges())) {
158 assert(do_reduce_allocation_merges, "must make progress");
159 do_reduce_allocation_merges = false;
160 env->report_failure(C.failure_reason());
161 continue; // retry
162 }
163 if (C.failure_reason_is(retry_no_locks_coarsening())) {
164 assert(do_locks_coarsening, "must make progress");
165 do_locks_coarsening = false;
166 env->report_failure(C.failure_reason());
167 continue; // retry
168 }
169 if (C.failure_reason_is(retry_no_superword())) {
170 assert(do_superword, "must make progress");
171 do_superword = false;
172 env->report_failure(C.failure_reason());
173 continue; // retry
174 }
175 if (C.has_boxed_value()) {
176 // Recompile without boxing elimination regardless failure reason.
177 assert(eliminate_boxing, "must make progress");
178 eliminate_boxing = false;
179 env->report_failure(C.failure_reason());
180 continue; // retry
181 }
182 // Pass any other failure reason up to the ciEnv.
183 // Note that serious, irreversible failures are already logged
184 // on the ciEnv via env->record_method_not_compilable().
185 env->record_failure(C.failure_reason());
186 }
187 if (StressRecompilation) {
188 if (subsume_loads) {
189 subsume_loads = false;
190 continue; // retry
191 }
192 if (do_escape_analysis) {
193 do_escape_analysis = false;
194 continue; // retry
195 }
196 if (do_locks_coarsening) {
197 do_locks_coarsening = false;
198 continue; // retry
199 }
200 }
201 // print inlining for last compilation only
202 C.dump_print_inlining();
203
204 // No retry; just break the loop.
205 break;
206 }
207 }
208
209 void C2Compiler::print_timers() {
210 Compile::print_timers();
211 }
212
213 bool C2Compiler::is_intrinsic_supported(const methodHandle& method) {
214 vmIntrinsics::ID id = method->intrinsic_id();
215 return C2Compiler::is_intrinsic_supported(id);
216 }
217
218 bool C2Compiler::is_intrinsic_supported(vmIntrinsics::ID id) {
219 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
220
221 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) {
222 return false;
223 }
224
225 switch (id) {
226 case vmIntrinsics::_compressStringC:
227 case vmIntrinsics::_compressStringB:
228 if (!Matcher::match_rule_supported(Op_StrCompressedCopy)) return false;
229 break;
230 case vmIntrinsics::_inflateStringC:
231 case vmIntrinsics::_inflateStringB:
232 if (!Matcher::match_rule_supported(Op_StrInflatedCopy)) return false;
233 break;
234 case vmIntrinsics::_compareToL:
235 case vmIntrinsics::_compareToU:
236 case vmIntrinsics::_compareToLU:
237 case vmIntrinsics::_compareToUL:
238 if (!Matcher::match_rule_supported(Op_StrComp)) return false;
239 break;
240 case vmIntrinsics::_equalsL:
241 case vmIntrinsics::_equalsU:
242 if (!Matcher::match_rule_supported(Op_StrEquals)) return false;
243 break;
244 case vmIntrinsics::_vectorizedHashCode:
245 if (!Matcher::match_rule_supported(Op_VectorizedHashCode)) return false;
246 break;
247 case vmIntrinsics::_equalsB:
248 case vmIntrinsics::_equalsC:
249 if (!Matcher::match_rule_supported(Op_AryEq)) return false;
250 break;
251 case vmIntrinsics::_copyMemory:
252 if (StubRoutines::unsafe_arraycopy() == nullptr) return false;
253 break;
254 case vmIntrinsics::_electronicCodeBook_encryptAESCrypt:
255 if (StubRoutines::electronicCodeBook_encryptAESCrypt() == nullptr) return false;
256 break;
257 case vmIntrinsics::_electronicCodeBook_decryptAESCrypt:
258 if (StubRoutines::electronicCodeBook_decryptAESCrypt() == nullptr) return false;
259 break;
260 case vmIntrinsics::_galoisCounterMode_AESCrypt:
261 if (StubRoutines::galoisCounterMode_AESCrypt() == nullptr) return false;
262 break;
263 case vmIntrinsics::_bigIntegerRightShiftWorker:
264 if (StubRoutines::bigIntegerRightShift() == nullptr) return false;
265 break;
266 case vmIntrinsics::_bigIntegerLeftShiftWorker:
267 if (StubRoutines::bigIntegerLeftShift() == nullptr) return false;
268 break;
269 case vmIntrinsics::_encodeAsciiArray:
270 if (!Matcher::match_rule_supported(Op_EncodeISOArray) || !Matcher::supports_encode_ascii_array) return false;
271 break;
272 case vmIntrinsics::_encodeISOArray:
273 case vmIntrinsics::_encodeByteISOArray:
274 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false;
275 break;
276 case vmIntrinsics::_countPositives:
277 if (!Matcher::match_rule_supported(Op_CountPositives)) return false;
278 break;
279 case vmIntrinsics::_bitCount_i:
280 if (!Matcher::match_rule_supported(Op_PopCountI)) return false;
281 break;
282 case vmIntrinsics::_bitCount_l:
283 if (!Matcher::match_rule_supported(Op_PopCountL)) return false;
284 break;
285 case vmIntrinsics::_compress_i:
286 case vmIntrinsics::_compress_l:
287 if (!Matcher::match_rule_supported(Op_CompressBits)) return false;
288 break;
289 case vmIntrinsics::_expand_i:
290 case vmIntrinsics::_expand_l:
291 if (!Matcher::match_rule_supported(Op_ExpandBits)) return false;
292 break;
293 case vmIntrinsics::_numberOfLeadingZeros_i:
294 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false;
295 break;
296 case vmIntrinsics::_numberOfLeadingZeros_l:
297 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false;
298 break;
299 case vmIntrinsics::_numberOfTrailingZeros_i:
300 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false;
301 break;
302 case vmIntrinsics::_numberOfTrailingZeros_l:
303 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false;
304 break;
305 case vmIntrinsics::_reverse_i:
306 if (!Matcher::match_rule_supported(Op_ReverseI)) return false;
307 break;
308 case vmIntrinsics::_reverse_l:
309 if (!Matcher::match_rule_supported(Op_ReverseL)) return false;
310 break;
311 case vmIntrinsics::_reverseBytes_c:
312 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false;
313 break;
314 case vmIntrinsics::_reverseBytes_s:
315 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false;
316 break;
317 case vmIntrinsics::_reverseBytes_i:
318 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false;
319 break;
320 case vmIntrinsics::_reverseBytes_l:
321 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false;
322 break;
323 case vmIntrinsics::_compareUnsigned_i:
324 if (!Matcher::match_rule_supported(Op_CmpU3)) return false;
325 break;
326 case vmIntrinsics::_compareUnsigned_l:
327 if (!Matcher::match_rule_supported(Op_CmpUL3)) return false;
328 break;
329 case vmIntrinsics::_divideUnsigned_i:
330 if (!Matcher::match_rule_supported(Op_UDivI)) return false;
331 break;
332 case vmIntrinsics::_remainderUnsigned_i:
333 if (!Matcher::match_rule_supported(Op_UModI)) return false;
334 break;
335 case vmIntrinsics::_divideUnsigned_l:
336 if (!Matcher::match_rule_supported(Op_UDivL)) return false;
337 break;
338 case vmIntrinsics::_remainderUnsigned_l:
339 if (!Matcher::match_rule_supported(Op_UModL)) return false;
340 break;
341 case vmIntrinsics::_float16ToFloat:
342 if (!Matcher::match_rule_supported(Op_ConvHF2F)) return false;
343 break;
344 case vmIntrinsics::_floatToFloat16:
345 if (!Matcher::match_rule_supported(Op_ConvF2HF)) return false;
346 break;
347
348 /* CompareAndSet, Object: */
349 case vmIntrinsics::_compareAndSetReference:
350 #ifdef _LP64
351 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false;
352 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
353 #else
354 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
355 #endif
356 break;
357 case vmIntrinsics::_weakCompareAndSetReferencePlain:
358 case vmIntrinsics::_weakCompareAndSetReferenceAcquire:
359 case vmIntrinsics::_weakCompareAndSetReferenceRelease:
360 case vmIntrinsics::_weakCompareAndSetReference:
361 #ifdef _LP64
362 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false;
363 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
364 #else
365 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
366 #endif
367 break;
368 /* CompareAndSet, Long: */
369 case vmIntrinsics::_compareAndSetLong:
370 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false;
371 break;
372 case vmIntrinsics::_weakCompareAndSetLongPlain:
373 case vmIntrinsics::_weakCompareAndSetLongAcquire:
374 case vmIntrinsics::_weakCompareAndSetLongRelease:
375 case vmIntrinsics::_weakCompareAndSetLong:
376 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false;
377 break;
378
379 /* CompareAndSet, Int: */
380 case vmIntrinsics::_compareAndSetInt:
381 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false;
382 break;
383 case vmIntrinsics::_weakCompareAndSetIntPlain:
384 case vmIntrinsics::_weakCompareAndSetIntAcquire:
385 case vmIntrinsics::_weakCompareAndSetIntRelease:
386 case vmIntrinsics::_weakCompareAndSetInt:
387 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false;
388 break;
389
390 /* CompareAndSet, Byte: */
391 case vmIntrinsics::_compareAndSetByte:
392 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false;
393 break;
394 case vmIntrinsics::_weakCompareAndSetBytePlain:
395 case vmIntrinsics::_weakCompareAndSetByteAcquire:
396 case vmIntrinsics::_weakCompareAndSetByteRelease:
397 case vmIntrinsics::_weakCompareAndSetByte:
398 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false;
399 break;
400
401 /* CompareAndSet, Short: */
402 case vmIntrinsics::_compareAndSetShort:
403 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false;
404 break;
405 case vmIntrinsics::_weakCompareAndSetShortPlain:
406 case vmIntrinsics::_weakCompareAndSetShortAcquire:
407 case vmIntrinsics::_weakCompareAndSetShortRelease:
408 case vmIntrinsics::_weakCompareAndSetShort:
409 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false;
410 break;
411
412 /* CompareAndExchange, Object: */
413 case vmIntrinsics::_compareAndExchangeReference:
414 case vmIntrinsics::_compareAndExchangeReferenceAcquire:
415 case vmIntrinsics::_compareAndExchangeReferenceRelease:
416 #ifdef _LP64
417 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false;
418 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
419 #else
420 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
421 #endif
422 break;
423
424 /* CompareAndExchange, Long: */
425 case vmIntrinsics::_compareAndExchangeLong:
426 case vmIntrinsics::_compareAndExchangeLongAcquire:
427 case vmIntrinsics::_compareAndExchangeLongRelease:
428 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false;
429 break;
430
431 /* CompareAndExchange, Int: */
432 case vmIntrinsics::_compareAndExchangeInt:
433 case vmIntrinsics::_compareAndExchangeIntAcquire:
434 case vmIntrinsics::_compareAndExchangeIntRelease:
435 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false;
436 break;
437
438 /* CompareAndExchange, Byte: */
439 case vmIntrinsics::_compareAndExchangeByte:
440 case vmIntrinsics::_compareAndExchangeByteAcquire:
441 case vmIntrinsics::_compareAndExchangeByteRelease:
442 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false;
443 break;
444
445 /* CompareAndExchange, Short: */
446 case vmIntrinsics::_compareAndExchangeShort:
447 case vmIntrinsics::_compareAndExchangeShortAcquire:
448 case vmIntrinsics::_compareAndExchangeShortRelease:
449 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false;
450 break;
451
452 case vmIntrinsics::_getAndAddByte:
453 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false;
454 break;
455 case vmIntrinsics::_getAndAddShort:
456 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false;
457 break;
458 case vmIntrinsics::_getAndAddInt:
459 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false;
460 break;
461 case vmIntrinsics::_getAndAddLong:
462 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false;
463 break;
464
465 case vmIntrinsics::_getAndSetByte:
466 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false;
467 break;
468 case vmIntrinsics::_getAndSetShort:
469 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false;
470 break;
471 case vmIntrinsics::_getAndSetInt:
472 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false;
473 break;
474 case vmIntrinsics::_getAndSetLong:
475 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false;
476 break;
477 case vmIntrinsics::_getAndSetReference:
478 #ifdef _LP64
479 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false;
480 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false;
481 break;
482 #else
483 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false;
484 break;
485 #endif
486 case vmIntrinsics::_incrementExactI:
487 case vmIntrinsics::_addExactI:
488 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false;
489 break;
490 case vmIntrinsics::_incrementExactL:
491 case vmIntrinsics::_addExactL:
492 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false;
493 break;
494 case vmIntrinsics::_decrementExactI:
495 case vmIntrinsics::_subtractExactI:
496 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
497 break;
498 case vmIntrinsics::_decrementExactL:
499 case vmIntrinsics::_subtractExactL:
500 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
501 break;
502 case vmIntrinsics::_negateExactI:
503 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
504 break;
505 case vmIntrinsics::_negateExactL:
506 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
507 break;
508 case vmIntrinsics::_multiplyExactI:
509 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false;
510 break;
511 case vmIntrinsics::_multiplyExactL:
512 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false;
513 break;
514 case vmIntrinsics::_multiplyHigh:
515 if (!Matcher::match_rule_supported(Op_MulHiL)) return false;
516 break;
517 case vmIntrinsics::_unsignedMultiplyHigh:
518 if (!Matcher::match_rule_supported(Op_UMulHiL)) return false;
519 break;
520 case vmIntrinsics::_getCallerClass:
521 if (vmClasses::reflect_CallerSensitive_klass() == nullptr) return false;
522 break;
523 case vmIntrinsics::_onSpinWait:
524 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false;
525 break;
526 case vmIntrinsics::_fmaD:
527 if (!Matcher::match_rule_supported(Op_FmaD)) return false;
528 break;
529 case vmIntrinsics::_fmaF:
530 if (!Matcher::match_rule_supported(Op_FmaF)) return false;
531 break;
532 case vmIntrinsics::_isDigit:
533 if (!Matcher::match_rule_supported(Op_Digit)) return false;
534 break;
535 case vmIntrinsics::_isLowerCase:
536 if (!Matcher::match_rule_supported(Op_LowerCase)) return false;
537 break;
538 case vmIntrinsics::_isUpperCase:
539 if (!Matcher::match_rule_supported(Op_UpperCase)) return false;
540 break;
541 case vmIntrinsics::_isWhitespace:
542 if (!Matcher::match_rule_supported(Op_Whitespace)) return false;
543 break;
544 case vmIntrinsics::_maxF:
545 case vmIntrinsics::_maxF_strict:
546 if (!Matcher::match_rule_supported(Op_MaxF)) return false;
547 break;
548 case vmIntrinsics::_minF:
549 case vmIntrinsics::_minF_strict:
550 if (!Matcher::match_rule_supported(Op_MinF)) return false;
551 break;
552 case vmIntrinsics::_maxD:
553 case vmIntrinsics::_maxD_strict:
554 if (!Matcher::match_rule_supported(Op_MaxD)) return false;
555 break;
556 case vmIntrinsics::_minD:
557 case vmIntrinsics::_minD_strict:
558 if (!Matcher::match_rule_supported(Op_MinD)) return false;
559 break;
560 case vmIntrinsics::_writeback0:
561 if (!Matcher::match_rule_supported(Op_CacheWB)) return false;
562 break;
563 case vmIntrinsics::_writebackPreSync0:
564 if (!Matcher::match_rule_supported(Op_CacheWBPreSync)) return false;
565 break;
566 case vmIntrinsics::_writebackPostSync0:
567 if (!Matcher::match_rule_supported(Op_CacheWBPostSync)) return false;
568 break;
569 case vmIntrinsics::_rint:
570 case vmIntrinsics::_ceil:
571 case vmIntrinsics::_floor:
572 if (!Matcher::match_rule_supported(Op_RoundDoubleMode)) return false;
573 break;
574 case vmIntrinsics::_dcopySign:
575 if (!Matcher::match_rule_supported(Op_CopySignD)) return false;
576 break;
577 case vmIntrinsics::_fcopySign:
578 if (!Matcher::match_rule_supported(Op_CopySignF)) return false;
579 break;
580 case vmIntrinsics::_dsignum:
581 if (!Matcher::match_rule_supported(Op_SignumD)) return false;
582 break;
583 case vmIntrinsics::_fsignum:
584 if (!Matcher::match_rule_supported(Op_SignumF)) return false;
585 break;
586 case vmIntrinsics::_floatIsInfinite:
587 if (!Matcher::match_rule_supported(Op_IsInfiniteF)) return false;
588 break;
589 case vmIntrinsics::_floatIsFinite:
590 if (!Matcher::match_rule_supported(Op_IsFiniteF)) return false;
591 break;
592 case vmIntrinsics::_doubleIsInfinite:
593 if (!Matcher::match_rule_supported(Op_IsInfiniteD)) return false;
594 break;
595 case vmIntrinsics::_doubleIsFinite:
596 if (!Matcher::match_rule_supported(Op_IsFiniteD)) return false;
597 break;
598 case vmIntrinsics::_hashCode:
599 case vmIntrinsics::_identityHashCode:
600 case vmIntrinsics::_getClass:
601 case vmIntrinsics::_dsin:
602 case vmIntrinsics::_dcos:
603 case vmIntrinsics::_dtan:
604 case vmIntrinsics::_dabs:
605 case vmIntrinsics::_fabs:
606 case vmIntrinsics::_iabs:
607 case vmIntrinsics::_labs:
608 case vmIntrinsics::_datan2:
609 case vmIntrinsics::_dsqrt:
610 case vmIntrinsics::_dsqrt_strict:
611 case vmIntrinsics::_dexp:
612 case vmIntrinsics::_dlog:
613 case vmIntrinsics::_dlog10:
614 case vmIntrinsics::_dpow:
615 case vmIntrinsics::_roundD:
616 case vmIntrinsics::_roundF:
617 case vmIntrinsics::_min:
618 case vmIntrinsics::_max:
619 case vmIntrinsics::_min_strict:
620 case vmIntrinsics::_max_strict:
621 case vmIntrinsics::_arraycopy:
622 case vmIntrinsics::_arraySort:
623 case vmIntrinsics::_arrayPartition:
624 case vmIntrinsics::_indexOfL:
625 case vmIntrinsics::_indexOfU:
626 case vmIntrinsics::_indexOfUL:
627 case vmIntrinsics::_indexOfIL:
628 case vmIntrinsics::_indexOfIU:
629 case vmIntrinsics::_indexOfIUL:
630 case vmIntrinsics::_indexOfU_char:
631 case vmIntrinsics::_indexOfL_char:
632 case vmIntrinsics::_toBytesStringU:
633 case vmIntrinsics::_getCharsStringU:
634 case vmIntrinsics::_getCharStringU:
635 case vmIntrinsics::_putCharStringU:
636 case vmIntrinsics::_makePrivateBuffer:
637 case vmIntrinsics::_finishPrivateBuffer:
638 case vmIntrinsics::_getReference:
639 case vmIntrinsics::_getBoolean:
640 case vmIntrinsics::_getByte:
641 case vmIntrinsics::_getShort:
642 case vmIntrinsics::_getChar:
643 case vmIntrinsics::_getInt:
644 case vmIntrinsics::_getLong:
645 case vmIntrinsics::_getFloat:
646 case vmIntrinsics::_getDouble:
647 case vmIntrinsics::_getValue:
648 case vmIntrinsics::_putReference:
649 case vmIntrinsics::_putBoolean:
650 case vmIntrinsics::_putByte:
651 case vmIntrinsics::_putShort:
652 case vmIntrinsics::_putChar:
653 case vmIntrinsics::_putInt:
654 case vmIntrinsics::_putLong:
655 case vmIntrinsics::_putFloat:
656 case vmIntrinsics::_putDouble:
657 case vmIntrinsics::_putValue:
658 case vmIntrinsics::_getReferenceVolatile:
659 case vmIntrinsics::_getBooleanVolatile:
660 case vmIntrinsics::_getByteVolatile:
661 case vmIntrinsics::_getShortVolatile:
662 case vmIntrinsics::_getCharVolatile:
663 case vmIntrinsics::_getIntVolatile:
664 case vmIntrinsics::_getLongVolatile:
665 case vmIntrinsics::_getFloatVolatile:
666 case vmIntrinsics::_getDoubleVolatile:
667 case vmIntrinsics::_putReferenceVolatile:
668 case vmIntrinsics::_putBooleanVolatile:
669 case vmIntrinsics::_putByteVolatile:
670 case vmIntrinsics::_putShortVolatile:
671 case vmIntrinsics::_putCharVolatile:
672 case vmIntrinsics::_putIntVolatile:
673 case vmIntrinsics::_putLongVolatile:
674 case vmIntrinsics::_putFloatVolatile:
675 case vmIntrinsics::_putDoubleVolatile:
676 case vmIntrinsics::_getReferenceAcquire:
677 case vmIntrinsics::_getBooleanAcquire:
678 case vmIntrinsics::_getByteAcquire:
679 case vmIntrinsics::_getShortAcquire:
680 case vmIntrinsics::_getCharAcquire:
681 case vmIntrinsics::_getIntAcquire:
682 case vmIntrinsics::_getLongAcquire:
683 case vmIntrinsics::_getFloatAcquire:
684 case vmIntrinsics::_getDoubleAcquire:
685 case vmIntrinsics::_putReferenceRelease:
686 case vmIntrinsics::_putBooleanRelease:
687 case vmIntrinsics::_putByteRelease:
688 case vmIntrinsics::_putShortRelease:
689 case vmIntrinsics::_putCharRelease:
690 case vmIntrinsics::_putIntRelease:
691 case vmIntrinsics::_putLongRelease:
692 case vmIntrinsics::_putFloatRelease:
693 case vmIntrinsics::_putDoubleRelease:
694 case vmIntrinsics::_getReferenceOpaque:
695 case vmIntrinsics::_getBooleanOpaque:
696 case vmIntrinsics::_getByteOpaque:
697 case vmIntrinsics::_getShortOpaque:
698 case vmIntrinsics::_getCharOpaque:
699 case vmIntrinsics::_getIntOpaque:
700 case vmIntrinsics::_getLongOpaque:
701 case vmIntrinsics::_getFloatOpaque:
702 case vmIntrinsics::_getDoubleOpaque:
703 case vmIntrinsics::_putReferenceOpaque:
704 case vmIntrinsics::_putBooleanOpaque:
705 case vmIntrinsics::_putByteOpaque:
706 case vmIntrinsics::_putShortOpaque:
707 case vmIntrinsics::_putCharOpaque:
708 case vmIntrinsics::_putIntOpaque:
709 case vmIntrinsics::_putLongOpaque:
710 case vmIntrinsics::_putFloatOpaque:
711 case vmIntrinsics::_putDoubleOpaque:
712 case vmIntrinsics::_getShortUnaligned:
713 case vmIntrinsics::_getCharUnaligned:
714 case vmIntrinsics::_getIntUnaligned:
715 case vmIntrinsics::_getLongUnaligned:
716 case vmIntrinsics::_putShortUnaligned:
717 case vmIntrinsics::_putCharUnaligned:
718 case vmIntrinsics::_putIntUnaligned:
719 case vmIntrinsics::_putLongUnaligned:
720 case vmIntrinsics::_loadFence:
721 case vmIntrinsics::_storeFence:
722 case vmIntrinsics::_storeStoreFence:
723 case vmIntrinsics::_fullFence:
724 case vmIntrinsics::_currentCarrierThread:
725 case vmIntrinsics::_currentThread:
726 case vmIntrinsics::_setCurrentThread:
727 case vmIntrinsics::_scopedValueCache:
728 case vmIntrinsics::_setScopedValueCache:
729 #ifdef JFR_HAVE_INTRINSICS
730 case vmIntrinsics::_counterTime:
731 case vmIntrinsics::_getEventWriter:
732 case vmIntrinsics::_jvm_commit:
733 #endif
734 case vmIntrinsics::_currentTimeMillis:
735 case vmIntrinsics::_nanoTime:
736 case vmIntrinsics::_allocateInstance:
737 case vmIntrinsics::_allocateUninitializedArray:
738 case vmIntrinsics::_isFlatArray:
739 case vmIntrinsics::_newArray:
740 case vmIntrinsics::_newNullRestrictedArray:
741 case vmIntrinsics::_getLength:
742 case vmIntrinsics::_copyOf:
743 case vmIntrinsics::_copyOfRange:
744 case vmIntrinsics::_clone:
745 case vmIntrinsics::_isAssignableFrom:
746 case vmIntrinsics::_isInstance:
747 case vmIntrinsics::_getModifiers:
748 case vmIntrinsics::_isInterface:
749 case vmIntrinsics::_isArray:
750 case vmIntrinsics::_isPrimitive:
751 case vmIntrinsics::_isHidden:
752 case vmIntrinsics::_getSuperclass:
753 case vmIntrinsics::_getClassAccessFlags:
754 case vmIntrinsics::_floatToRawIntBits:
755 case vmIntrinsics::_floatToIntBits:
756 case vmIntrinsics::_intBitsToFloat:
757 case vmIntrinsics::_doubleToRawLongBits:
758 case vmIntrinsics::_doubleToLongBits:
759 case vmIntrinsics::_longBitsToDouble:
760 case vmIntrinsics::_Reference_get:
761 case vmIntrinsics::_Reference_refersTo0:
762 case vmIntrinsics::_PhantomReference_refersTo0:
763 case vmIntrinsics::_Class_cast:
764 case vmIntrinsics::_aescrypt_encryptBlock:
765 case vmIntrinsics::_aescrypt_decryptBlock:
766 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
767 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
768 case vmIntrinsics::_counterMode_AESCrypt:
769 case vmIntrinsics::_md5_implCompress:
770 case vmIntrinsics::_sha_implCompress:
771 case vmIntrinsics::_sha2_implCompress:
772 case vmIntrinsics::_sha5_implCompress:
773 case vmIntrinsics::_sha3_implCompress:
774 case vmIntrinsics::_digestBase_implCompressMB:
775 case vmIntrinsics::_multiplyToLen:
776 case vmIntrinsics::_squareToLen:
777 case vmIntrinsics::_mulAdd:
778 case vmIntrinsics::_montgomeryMultiply:
779 case vmIntrinsics::_montgomerySquare:
780 case vmIntrinsics::_vectorizedMismatch:
781 case vmIntrinsics::_ghash_processBlocks:
782 case vmIntrinsics::_chacha20Block:
783 case vmIntrinsics::_base64_encodeBlock:
784 case vmIntrinsics::_base64_decodeBlock:
785 case vmIntrinsics::_poly1305_processBlocks:
786 case vmIntrinsics::_updateCRC32:
787 case vmIntrinsics::_updateBytesCRC32:
788 case vmIntrinsics::_updateByteBufferCRC32:
789 case vmIntrinsics::_updateBytesCRC32C:
790 case vmIntrinsics::_updateDirectByteBufferCRC32C:
791 case vmIntrinsics::_updateBytesAdler32:
792 case vmIntrinsics::_updateByteBufferAdler32:
793 case vmIntrinsics::_profileBoolean:
794 case vmIntrinsics::_isCompileConstant:
795 case vmIntrinsics::_Preconditions_checkIndex:
796 case vmIntrinsics::_Preconditions_checkLongIndex:
797 case vmIntrinsics::_getObjectSize:
798 break;
799 case vmIntrinsics::_VectorCompressExpand:
800 case vmIntrinsics::_VectorUnaryOp:
801 case vmIntrinsics::_VectorBinaryOp:
802 case vmIntrinsics::_VectorTernaryOp:
803 case vmIntrinsics::_VectorFromBitsCoerced:
804 case vmIntrinsics::_VectorShuffleIota:
805 case vmIntrinsics::_VectorShuffleToVector:
806 case vmIntrinsics::_VectorLoadOp:
807 case vmIntrinsics::_VectorLoadMaskedOp:
808 case vmIntrinsics::_VectorStoreOp:
809 case vmIntrinsics::_VectorStoreMaskedOp:
810 case vmIntrinsics::_VectorGatherOp:
811 case vmIntrinsics::_VectorScatterOp:
812 case vmIntrinsics::_VectorReductionCoerced:
813 case vmIntrinsics::_VectorTest:
814 case vmIntrinsics::_VectorBlend:
815 case vmIntrinsics::_VectorRearrange:
816 case vmIntrinsics::_VectorCompare:
817 case vmIntrinsics::_VectorBroadcastInt:
818 case vmIntrinsics::_VectorConvert:
819 case vmIntrinsics::_VectorInsert:
820 case vmIntrinsics::_VectorExtract:
821 case vmIntrinsics::_VectorMaskOp:
822 case vmIntrinsics::_IndexVector:
823 case vmIntrinsics::_IndexPartiallyInUpperRange:
824 return EnableVectorSupport;
825 case vmIntrinsics::_blackhole:
826 #if INCLUDE_JVMTI
827 case vmIntrinsics::_notifyJvmtiVThreadStart:
828 case vmIntrinsics::_notifyJvmtiVThreadEnd:
829 case vmIntrinsics::_notifyJvmtiVThreadMount:
830 case vmIntrinsics::_notifyJvmtiVThreadUnmount:
831 case vmIntrinsics::_notifyJvmtiVThreadHideFrames:
832 #endif
833 break;
834
835 default:
836 return false;
837 }
838 return true;
839 }
840
841 int C2Compiler::initial_code_buffer_size(int const_size) {
842 // See Compile::init_scratch_buffer_blob
843 int locs_size = sizeof(relocInfo) * PhaseOutput::MAX_locs_size;
844 int slop = 2 * CodeSection::end_slop(); // space between sections
845 return PhaseOutput::MAX_inst_size + PhaseOutput::MAX_stubs_size + const_size + slop + locs_size;
846 }