1 /*
2 * Copyright (c) 1999, 2025, 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 "classfile/vmClasses.hpp"
26 #include "compiler/compilationMemoryStatistic.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 "runtime/globals_extension.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 #ifdef ASSERT
68 if (!AlignVector && VerifyAlignVector) {
69 warning("VerifyAlignVector disabled because AlignVector is not enabled.");
70 FLAG_SET_CMDLINE(VerifyAlignVector, false);
71 }
72 #endif
73
74 // Check assumptions used while running ADLC
75 Compile::adlc_verification();
76 assert(REG_COUNT <= ConcreteRegisterImpl::number_of_registers, "incompatible register counts");
77
78 for (int i = 0; i < ConcreteRegisterImpl::number_of_registers ; i++ ) {
79 OptoReg::vm2opto[i] = OptoReg::Bad;
80 }
81
82 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(REG_COUNT); i = OptoReg::add(i,1) ) {
83 VMReg r = OptoReg::as_VMReg(i);
84 if (r->is_valid()) {
85 OptoReg::vm2opto[r->value()] = i;
86 }
87 }
88
89 DEBUG_ONLY( Node::init_NodeProperty(); )
90
91 compiler_stubs_init(true /* in_compiler_thread */); // generate compiler's intrinsics stubs
92
93 Compile::pd_compiler2_init();
94
95 CompilerThread* thread = CompilerThread::current();
96
97 HandleMark handle_mark(thread);
98 return OptoRuntime::generate(thread->env());
99 }
100
101 void C2Compiler::initialize() {
102 assert(!CompilerConfig::is_c1_or_interpreter_only_no_jvmci(), "C2 compiler is launched, it's not c1/interpreter only mode");
103 // The first compiler thread that gets here will initialize the
104 // small amount of global state (and runtime stubs) that C2 needs.
105
106 // There is a race possible once at startup and then we're fine
107
108 // Note that this is being called from a compiler thread not the
109 // main startup thread.
110 if (should_perform_init()) {
111 bool successful = C2Compiler::init_c2_runtime();
112 int new_state = (successful) ? initialized : failed;
113 set_state(new_state);
114 }
115 }
116
117 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, bool install_code, DirectiveSet* directive) {
118 assert(is_initialized(), "Compiler thread must be initialized");
119
120 CompilationMemoryStatisticMark cmsm(directive);
121
122 bool subsume_loads = SubsumeLoads;
123 bool do_escape_analysis = DoEscapeAnalysis;
124 bool do_iterative_escape_analysis = DoEscapeAnalysis;
125 bool do_reduce_allocation_merges = ReduceAllocationMerges && EliminateAllocations;
126 bool eliminate_boxing = EliminateAutoBox;
127 bool do_locks_coarsening = EliminateLocks;
128 bool do_superword = UseSuperWord;
129
130 while (!env->failing()) {
131 ResourceMark rm;
132 // Attempt to compile while subsuming loads into machine instructions.
133 Options options(subsume_loads,
134 do_escape_analysis,
135 do_iterative_escape_analysis,
136 do_reduce_allocation_merges,
137 eliminate_boxing,
138 do_locks_coarsening,
139 do_superword,
140 install_code);
141 Compile C(env, target, entry_bci, options, directive);
142
143 // Check result and retry if appropriate.
144 if (C.failure_reason() != nullptr) {
145 if (C.failure_reason_is(retry_no_subsuming_loads())) {
146 assert(subsume_loads, "must make progress");
147 subsume_loads = false;
148 env->report_failure(C.failure_reason());
149 continue; // retry
150 }
151 if (C.failure_reason_is(retry_no_escape_analysis())) {
152 assert(do_escape_analysis, "must make progress");
153 do_escape_analysis = false;
154 env->report_failure(C.failure_reason());
155 continue; // retry
156 }
157 if (C.failure_reason_is(retry_no_iterative_escape_analysis())) {
158 assert(do_iterative_escape_analysis, "must make progress");
159 do_iterative_escape_analysis = false;
160 env->report_failure(C.failure_reason());
161 continue; // retry
162 }
163 if (C.failure_reason_is(retry_no_reduce_allocation_merges())) {
164 assert(do_reduce_allocation_merges, "must make progress");
165 do_reduce_allocation_merges = false;
166 env->report_failure(C.failure_reason());
167 continue; // retry
168 }
169 if (C.failure_reason_is(retry_no_locks_coarsening())) {
170 assert(do_locks_coarsening, "must make progress");
171 do_locks_coarsening = false;
172 env->report_failure(C.failure_reason());
173 continue; // retry
174 }
175 if (C.failure_reason_is(retry_no_superword())) {
176 assert(do_superword, "must make progress");
177 do_superword = false;
178 env->report_failure(C.failure_reason());
179 continue; // retry
180 }
181 if (C.has_boxed_value()) {
182 // Recompile without boxing elimination regardless failure reason.
183 assert(eliminate_boxing, "must make progress");
184 eliminate_boxing = false;
185 env->report_failure(C.failure_reason());
186 continue; // retry
187 }
188 // Pass any other failure reason up to the ciEnv.
189 // Note that serious, irreversible failures are already logged
190 // on the ciEnv via env->record_method_not_compilable().
191 env->record_failure(C.failure_reason());
192 }
193 if (StressRecompilation) {
194 if (subsume_loads) {
195 subsume_loads = false;
196 continue; // retry
197 }
198 if (do_escape_analysis) {
199 do_escape_analysis = false;
200 continue; // retry
201 }
202 if (do_locks_coarsening) {
203 do_locks_coarsening = false;
204 continue; // retry
205 }
206 }
207 // print inlining for last compilation only
208 C.dump_print_inlining();
209
210 // No retry; just break the loop.
211 break;
212 }
213 }
214
215 void C2Compiler::print_timers() {
216 Compile::print_timers();
217 }
218
219 bool C2Compiler::is_intrinsic_supported(const methodHandle& method) {
220 vmIntrinsics::ID id = method->intrinsic_id();
221 return C2Compiler::is_intrinsic_supported(id);
222 }
223
224 bool C2Compiler::is_intrinsic_supported(vmIntrinsics::ID id) {
225 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
226
227 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) {
228 return false;
229 }
230
231 switch (id) {
232 case vmIntrinsics::_compressStringC:
233 case vmIntrinsics::_compressStringB:
234 if (!Matcher::match_rule_supported(Op_StrCompressedCopy)) return false;
235 break;
236 case vmIntrinsics::_inflateStringC:
237 case vmIntrinsics::_inflateStringB:
238 if (!Matcher::match_rule_supported(Op_StrInflatedCopy)) return false;
239 break;
240 case vmIntrinsics::_compareToL:
241 case vmIntrinsics::_compareToU:
242 case vmIntrinsics::_compareToLU:
243 case vmIntrinsics::_compareToUL:
244 if (!Matcher::match_rule_supported(Op_StrComp)) return false;
245 break;
246 case vmIntrinsics::_equalsL:
247 if (!Matcher::match_rule_supported(Op_StrEquals)) return false;
248 break;
249 case vmIntrinsics::_vectorizedHashCode:
250 if (!Matcher::match_rule_supported(Op_VectorizedHashCode)) return false;
251 break;
252 case vmIntrinsics::_equalsB:
253 case vmIntrinsics::_equalsC:
254 if (!Matcher::match_rule_supported(Op_AryEq)) return false;
255 break;
256 case vmIntrinsics::_copyMemory:
257 if (StubRoutines::unsafe_arraycopy() == nullptr) return false;
258 break;
259 case vmIntrinsics::_setMemory:
260 if (StubRoutines::unsafe_setmemory() == nullptr) return false;
261 break;
262 case vmIntrinsics::_electronicCodeBook_encryptAESCrypt:
263 if (StubRoutines::electronicCodeBook_encryptAESCrypt() == nullptr) return false;
264 break;
265 case vmIntrinsics::_electronicCodeBook_decryptAESCrypt:
266 if (StubRoutines::electronicCodeBook_decryptAESCrypt() == nullptr) return false;
267 break;
268 case vmIntrinsics::_galoisCounterMode_AESCrypt:
269 if (StubRoutines::galoisCounterMode_AESCrypt() == nullptr) return false;
270 break;
271 case vmIntrinsics::_bigIntegerRightShiftWorker:
272 if (StubRoutines::bigIntegerRightShift() == nullptr) return false;
273 break;
274 case vmIntrinsics::_bigIntegerLeftShiftWorker:
275 if (StubRoutines::bigIntegerLeftShift() == nullptr) return false;
276 break;
277 case vmIntrinsics::_encodeAsciiArray:
278 if (!Matcher::match_rule_supported(Op_EncodeISOArray) || !Matcher::supports_encode_ascii_array) return false;
279 break;
280 case vmIntrinsics::_encodeISOArray:
281 case vmIntrinsics::_encodeByteISOArray:
282 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false;
283 break;
284 case vmIntrinsics::_countPositives:
285 if (!Matcher::match_rule_supported(Op_CountPositives)) return false;
286 break;
287 case vmIntrinsics::_bitCount_i:
288 if (!Matcher::match_rule_supported(Op_PopCountI)) return false;
289 break;
290 case vmIntrinsics::_bitCount_l:
291 if (!Matcher::match_rule_supported(Op_PopCountL)) return false;
292 break;
293 case vmIntrinsics::_compress_i:
294 case vmIntrinsics::_compress_l:
295 if (!Matcher::match_rule_supported(Op_CompressBits)) return false;
296 break;
297 case vmIntrinsics::_expand_i:
298 case vmIntrinsics::_expand_l:
299 if (!Matcher::match_rule_supported(Op_ExpandBits)) return false;
300 break;
301 case vmIntrinsics::_numberOfLeadingZeros_i:
302 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false;
303 break;
304 case vmIntrinsics::_numberOfLeadingZeros_l:
305 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false;
306 break;
307 case vmIntrinsics::_numberOfTrailingZeros_i:
308 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false;
309 break;
310 case vmIntrinsics::_numberOfTrailingZeros_l:
311 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false;
312 break;
313 case vmIntrinsics::_reverse_i:
314 if (!Matcher::match_rule_supported(Op_ReverseI)) return false;
315 break;
316 case vmIntrinsics::_reverse_l:
317 if (!Matcher::match_rule_supported(Op_ReverseL)) return false;
318 break;
319 case vmIntrinsics::_reverseBytes_c:
320 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false;
321 break;
322 case vmIntrinsics::_reverseBytes_s:
323 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false;
324 break;
325 case vmIntrinsics::_reverseBytes_i:
326 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false;
327 break;
328 case vmIntrinsics::_reverseBytes_l:
329 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false;
330 break;
331 case vmIntrinsics::_compareUnsigned_i:
332 if (!Matcher::match_rule_supported(Op_CmpU3)) return false;
333 break;
334 case vmIntrinsics::_compareUnsigned_l:
335 if (!Matcher::match_rule_supported(Op_CmpUL3)) return false;
336 break;
337 case vmIntrinsics::_divideUnsigned_i:
338 if (!Matcher::match_rule_supported(Op_UDivI)) return false;
339 break;
340 case vmIntrinsics::_remainderUnsigned_i:
341 if (!Matcher::match_rule_supported(Op_UModI)) return false;
342 break;
343 case vmIntrinsics::_divideUnsigned_l:
344 if (!Matcher::match_rule_supported(Op_UDivL)) return false;
345 break;
346 case vmIntrinsics::_remainderUnsigned_l:
347 if (!Matcher::match_rule_supported(Op_UModL)) return false;
348 break;
349 case vmIntrinsics::_float16ToFloat:
350 if (!Matcher::match_rule_supported(Op_ConvHF2F)) return false;
351 break;
352 case vmIntrinsics::_floatToFloat16:
353 if (!Matcher::match_rule_supported(Op_ConvF2HF)) return false;
354 break;
355 case vmIntrinsics::_sqrt_float16:
356 if (!Matcher::match_rule_supported(Op_SqrtHF)) return false;
357 break;
358 case vmIntrinsics::_fma_float16:
359 if (!Matcher::match_rule_supported(Op_FmaHF)) return false;
360 break;
361
362 /* CompareAndSet, Object: */
363 case vmIntrinsics::_compareAndSetReference:
364 #ifdef _LP64
365 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false;
366 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
367 #else
368 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
369 #endif
370 break;
371 case vmIntrinsics::_weakCompareAndSetReferencePlain:
372 case vmIntrinsics::_weakCompareAndSetReferenceAcquire:
373 case vmIntrinsics::_weakCompareAndSetReferenceRelease:
374 case vmIntrinsics::_weakCompareAndSetReference:
375 #ifdef _LP64
376 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false;
377 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
378 #else
379 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
380 #endif
381 break;
382 /* CompareAndSet, Long: */
383 case vmIntrinsics::_compareAndSetLong:
384 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false;
385 break;
386 case vmIntrinsics::_weakCompareAndSetLongPlain:
387 case vmIntrinsics::_weakCompareAndSetLongAcquire:
388 case vmIntrinsics::_weakCompareAndSetLongRelease:
389 case vmIntrinsics::_weakCompareAndSetLong:
390 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false;
391 break;
392
393 /* CompareAndSet, Int: */
394 case vmIntrinsics::_compareAndSetInt:
395 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false;
396 break;
397 case vmIntrinsics::_weakCompareAndSetIntPlain:
398 case vmIntrinsics::_weakCompareAndSetIntAcquire:
399 case vmIntrinsics::_weakCompareAndSetIntRelease:
400 case vmIntrinsics::_weakCompareAndSetInt:
401 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false;
402 break;
403
404 /* CompareAndSet, Byte: */
405 case vmIntrinsics::_compareAndSetByte:
406 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false;
407 break;
408 case vmIntrinsics::_weakCompareAndSetBytePlain:
409 case vmIntrinsics::_weakCompareAndSetByteAcquire:
410 case vmIntrinsics::_weakCompareAndSetByteRelease:
411 case vmIntrinsics::_weakCompareAndSetByte:
412 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false;
413 break;
414
415 /* CompareAndSet, Short: */
416 case vmIntrinsics::_compareAndSetShort:
417 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false;
418 break;
419 case vmIntrinsics::_weakCompareAndSetShortPlain:
420 case vmIntrinsics::_weakCompareAndSetShortAcquire:
421 case vmIntrinsics::_weakCompareAndSetShortRelease:
422 case vmIntrinsics::_weakCompareAndSetShort:
423 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false;
424 break;
425
426 /* CompareAndExchange, Object: */
427 case vmIntrinsics::_compareAndExchangeReference:
428 case vmIntrinsics::_compareAndExchangeReferenceAcquire:
429 case vmIntrinsics::_compareAndExchangeReferenceRelease:
430 #ifdef _LP64
431 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false;
432 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
433 #else
434 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
435 #endif
436 break;
437
438 /* CompareAndExchange, Long: */
439 case vmIntrinsics::_compareAndExchangeLong:
440 case vmIntrinsics::_compareAndExchangeLongAcquire:
441 case vmIntrinsics::_compareAndExchangeLongRelease:
442 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false;
443 break;
444
445 /* CompareAndExchange, Int: */
446 case vmIntrinsics::_compareAndExchangeInt:
447 case vmIntrinsics::_compareAndExchangeIntAcquire:
448 case vmIntrinsics::_compareAndExchangeIntRelease:
449 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false;
450 break;
451
452 /* CompareAndExchange, Byte: */
453 case vmIntrinsics::_compareAndExchangeByte:
454 case vmIntrinsics::_compareAndExchangeByteAcquire:
455 case vmIntrinsics::_compareAndExchangeByteRelease:
456 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false;
457 break;
458
459 /* CompareAndExchange, Short: */
460 case vmIntrinsics::_compareAndExchangeShort:
461 case vmIntrinsics::_compareAndExchangeShortAcquire:
462 case vmIntrinsics::_compareAndExchangeShortRelease:
463 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false;
464 break;
465
466 case vmIntrinsics::_getAndAddByte:
467 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false;
468 break;
469 case vmIntrinsics::_getAndAddShort:
470 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false;
471 break;
472 case vmIntrinsics::_getAndAddInt:
473 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false;
474 break;
475 case vmIntrinsics::_getAndAddLong:
476 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false;
477 break;
478
479 case vmIntrinsics::_getAndSetByte:
480 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false;
481 break;
482 case vmIntrinsics::_getAndSetShort:
483 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false;
484 break;
485 case vmIntrinsics::_getAndSetInt:
486 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false;
487 break;
488 case vmIntrinsics::_getAndSetLong:
489 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false;
490 break;
491 case vmIntrinsics::_getAndSetReference:
492 #ifdef _LP64
493 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false;
494 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false;
495 break;
496 #else
497 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false;
498 break;
499 #endif
500 case vmIntrinsics::_incrementExactI:
501 case vmIntrinsics::_addExactI:
502 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false;
503 break;
504 case vmIntrinsics::_incrementExactL:
505 case vmIntrinsics::_addExactL:
506 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false;
507 break;
508 case vmIntrinsics::_decrementExactI:
509 case vmIntrinsics::_subtractExactI:
510 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
511 break;
512 case vmIntrinsics::_decrementExactL:
513 case vmIntrinsics::_subtractExactL:
514 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
515 break;
516 case vmIntrinsics::_negateExactI:
517 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
518 break;
519 case vmIntrinsics::_negateExactL:
520 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
521 break;
522 case vmIntrinsics::_multiplyExactI:
523 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false;
524 break;
525 case vmIntrinsics::_multiplyExactL:
526 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false;
527 break;
528 case vmIntrinsics::_multiplyHigh:
529 if (!Matcher::match_rule_supported(Op_MulHiL)) return false;
530 break;
531 case vmIntrinsics::_unsignedMultiplyHigh:
532 if (!Matcher::match_rule_supported(Op_UMulHiL)) return false;
533 break;
534 case vmIntrinsics::_getCallerClass:
535 if (vmClasses::reflect_CallerSensitive_klass() == nullptr) return false;
536 break;
537 case vmIntrinsics::_onSpinWait:
538 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false;
539 break;
540 case vmIntrinsics::_fmaD:
541 if (!Matcher::match_rule_supported(Op_FmaD)) return false;
542 break;
543 case vmIntrinsics::_fmaF:
544 if (!Matcher::match_rule_supported(Op_FmaF)) return false;
545 break;
546 case vmIntrinsics::_isDigit:
547 if (!Matcher::match_rule_supported(Op_Digit)) return false;
548 break;
549 case vmIntrinsics::_isLowerCase:
550 if (!Matcher::match_rule_supported(Op_LowerCase)) return false;
551 break;
552 case vmIntrinsics::_isUpperCase:
553 if (!Matcher::match_rule_supported(Op_UpperCase)) return false;
554 break;
555 case vmIntrinsics::_isWhitespace:
556 if (!Matcher::match_rule_supported(Op_Whitespace)) return false;
557 break;
558 case vmIntrinsics::_maxF:
559 case vmIntrinsics::_maxF_strict:
560 if (!Matcher::match_rule_supported(Op_MaxF)) return false;
561 break;
562 case vmIntrinsics::_minF:
563 case vmIntrinsics::_minF_strict:
564 if (!Matcher::match_rule_supported(Op_MinF)) return false;
565 break;
566 case vmIntrinsics::_maxD:
567 case vmIntrinsics::_maxD_strict:
568 if (!Matcher::match_rule_supported(Op_MaxD)) return false;
569 break;
570 case vmIntrinsics::_minD:
571 case vmIntrinsics::_minD_strict:
572 if (!Matcher::match_rule_supported(Op_MinD)) return false;
573 break;
574 case vmIntrinsics::_writeback0:
575 if (!Matcher::match_rule_supported(Op_CacheWB)) return false;
576 break;
577 case vmIntrinsics::_writebackPreSync0:
578 if (!Matcher::match_rule_supported(Op_CacheWBPreSync)) return false;
579 break;
580 case vmIntrinsics::_writebackPostSync0:
581 if (!Matcher::match_rule_supported(Op_CacheWBPostSync)) return false;
582 break;
583 case vmIntrinsics::_rint:
584 case vmIntrinsics::_ceil:
585 case vmIntrinsics::_floor:
586 if (!Matcher::match_rule_supported(Op_RoundDoubleMode)) return false;
587 break;
588 case vmIntrinsics::_dcopySign:
589 if (!Matcher::match_rule_supported(Op_CopySignD)) return false;
590 break;
591 case vmIntrinsics::_fcopySign:
592 if (!Matcher::match_rule_supported(Op_CopySignF)) return false;
593 break;
594 case vmIntrinsics::_dsignum:
595 if (!Matcher::match_rule_supported(Op_SignumD)) return false;
596 break;
597 case vmIntrinsics::_fsignum:
598 if (!Matcher::match_rule_supported(Op_SignumF)) return false;
599 break;
600 case vmIntrinsics::_floatIsInfinite:
601 if (!Matcher::match_rule_supported(Op_IsInfiniteF)) return false;
602 break;
603 case vmIntrinsics::_floatIsFinite:
604 if (!Matcher::match_rule_supported(Op_IsFiniteF)) return false;
605 break;
606 case vmIntrinsics::_doubleIsInfinite:
607 if (!Matcher::match_rule_supported(Op_IsInfiniteD)) return false;
608 break;
609 case vmIntrinsics::_doubleIsFinite:
610 if (!Matcher::match_rule_supported(Op_IsFiniteD)) return false;
611 break;
612 case vmIntrinsics::_hashCode:
613 case vmIntrinsics::_identityHashCode:
614 case vmIntrinsics::_getClass:
615 case vmIntrinsics::_dsin:
616 case vmIntrinsics::_dcos:
617 case vmIntrinsics::_dtan:
618 case vmIntrinsics::_dtanh:
619 case vmIntrinsics::_dabs:
620 case vmIntrinsics::_fabs:
621 case vmIntrinsics::_iabs:
622 case vmIntrinsics::_labs:
623 case vmIntrinsics::_datan2:
624 case vmIntrinsics::_dsqrt:
625 case vmIntrinsics::_dsqrt_strict:
626 case vmIntrinsics::_dexp:
627 case vmIntrinsics::_dlog:
628 case vmIntrinsics::_dlog10:
629 case vmIntrinsics::_dpow:
630 case vmIntrinsics::_roundD:
631 case vmIntrinsics::_roundF:
632 case vmIntrinsics::_min:
633 case vmIntrinsics::_max:
634 case vmIntrinsics::_min_strict:
635 case vmIntrinsics::_max_strict:
636 case vmIntrinsics::_arraycopy:
637 case vmIntrinsics::_arraySort:
638 case vmIntrinsics::_arrayPartition:
639 case vmIntrinsics::_indexOfL:
640 case vmIntrinsics::_indexOfU:
641 case vmIntrinsics::_indexOfUL:
642 case vmIntrinsics::_indexOfIL:
643 case vmIntrinsics::_indexOfIU:
644 case vmIntrinsics::_indexOfIUL:
645 case vmIntrinsics::_indexOfU_char:
646 case vmIntrinsics::_indexOfL_char:
647 case vmIntrinsics::_toBytesStringU:
648 case vmIntrinsics::_getCharsStringU:
649 case vmIntrinsics::_getCharStringU:
650 case vmIntrinsics::_putCharStringU:
651 case vmIntrinsics::_getReference:
652 case vmIntrinsics::_getBoolean:
653 case vmIntrinsics::_getByte:
654 case vmIntrinsics::_getShort:
655 case vmIntrinsics::_getChar:
656 case vmIntrinsics::_getInt:
657 case vmIntrinsics::_getLong:
658 case vmIntrinsics::_getFloat:
659 case vmIntrinsics::_getDouble:
660 case vmIntrinsics::_putReference:
661 case vmIntrinsics::_putBoolean:
662 case vmIntrinsics::_putByte:
663 case vmIntrinsics::_putShort:
664 case vmIntrinsics::_putChar:
665 case vmIntrinsics::_putInt:
666 case vmIntrinsics::_putLong:
667 case vmIntrinsics::_putFloat:
668 case vmIntrinsics::_putDouble:
669 case vmIntrinsics::_getReferenceVolatile:
670 case vmIntrinsics::_getBooleanVolatile:
671 case vmIntrinsics::_getByteVolatile:
672 case vmIntrinsics::_getShortVolatile:
673 case vmIntrinsics::_getCharVolatile:
674 case vmIntrinsics::_getIntVolatile:
675 case vmIntrinsics::_getLongVolatile:
676 case vmIntrinsics::_getFloatVolatile:
677 case vmIntrinsics::_getDoubleVolatile:
678 case vmIntrinsics::_putReferenceVolatile:
679 case vmIntrinsics::_putBooleanVolatile:
680 case vmIntrinsics::_putByteVolatile:
681 case vmIntrinsics::_putShortVolatile:
682 case vmIntrinsics::_putCharVolatile:
683 case vmIntrinsics::_putIntVolatile:
684 case vmIntrinsics::_putLongVolatile:
685 case vmIntrinsics::_putFloatVolatile:
686 case vmIntrinsics::_putDoubleVolatile:
687 case vmIntrinsics::_getReferenceAcquire:
688 case vmIntrinsics::_getBooleanAcquire:
689 case vmIntrinsics::_getByteAcquire:
690 case vmIntrinsics::_getShortAcquire:
691 case vmIntrinsics::_getCharAcquire:
692 case vmIntrinsics::_getIntAcquire:
693 case vmIntrinsics::_getLongAcquire:
694 case vmIntrinsics::_getFloatAcquire:
695 case vmIntrinsics::_getDoubleAcquire:
696 case vmIntrinsics::_putReferenceRelease:
697 case vmIntrinsics::_putBooleanRelease:
698 case vmIntrinsics::_putByteRelease:
699 case vmIntrinsics::_putShortRelease:
700 case vmIntrinsics::_putCharRelease:
701 case vmIntrinsics::_putIntRelease:
702 case vmIntrinsics::_putLongRelease:
703 case vmIntrinsics::_putFloatRelease:
704 case vmIntrinsics::_putDoubleRelease:
705 case vmIntrinsics::_getReferenceOpaque:
706 case vmIntrinsics::_getBooleanOpaque:
707 case vmIntrinsics::_getByteOpaque:
708 case vmIntrinsics::_getShortOpaque:
709 case vmIntrinsics::_getCharOpaque:
710 case vmIntrinsics::_getIntOpaque:
711 case vmIntrinsics::_getLongOpaque:
712 case vmIntrinsics::_getFloatOpaque:
713 case vmIntrinsics::_getDoubleOpaque:
714 case vmIntrinsics::_putReferenceOpaque:
715 case vmIntrinsics::_putBooleanOpaque:
716 case vmIntrinsics::_putByteOpaque:
717 case vmIntrinsics::_putShortOpaque:
718 case vmIntrinsics::_putCharOpaque:
719 case vmIntrinsics::_putIntOpaque:
720 case vmIntrinsics::_putLongOpaque:
721 case vmIntrinsics::_putFloatOpaque:
722 case vmIntrinsics::_putDoubleOpaque:
723 case vmIntrinsics::_getShortUnaligned:
724 case vmIntrinsics::_getCharUnaligned:
725 case vmIntrinsics::_getIntUnaligned:
726 case vmIntrinsics::_getLongUnaligned:
727 case vmIntrinsics::_putShortUnaligned:
728 case vmIntrinsics::_putCharUnaligned:
729 case vmIntrinsics::_putIntUnaligned:
730 case vmIntrinsics::_putLongUnaligned:
731 case vmIntrinsics::_loadFence:
732 case vmIntrinsics::_storeFence:
733 case vmIntrinsics::_storeStoreFence:
734 case vmIntrinsics::_fullFence:
735 case vmIntrinsics::_currentCarrierThread:
736 case vmIntrinsics::_currentThread:
737 case vmIntrinsics::_setCurrentThread:
738 case vmIntrinsics::_scopedValueCache:
739 case vmIntrinsics::_setScopedValueCache:
740 case vmIntrinsics::_Continuation_pin:
741 case vmIntrinsics::_Continuation_unpin:
742 #ifdef JFR_HAVE_INTRINSICS
743 case vmIntrinsics::_counterTime:
744 case vmIntrinsics::_getEventWriter:
745 case vmIntrinsics::_jvm_commit:
746 #endif
747 case vmIntrinsics::_currentTimeMillis:
748 case vmIntrinsics::_nanoTime:
749 case vmIntrinsics::_allocateInstance:
750 case vmIntrinsics::_allocateUninitializedArray:
751 case vmIntrinsics::_newArray:
752 case vmIntrinsics::_getLength:
753 case vmIntrinsics::_copyOf:
754 case vmIntrinsics::_copyOfRange:
755 case vmIntrinsics::_clone:
756 case vmIntrinsics::_isAssignableFrom:
757 case vmIntrinsics::_isInstance:
758 case vmIntrinsics::_isHidden:
759 case vmIntrinsics::_getSuperclass:
760 case vmIntrinsics::_getClassAccessFlags:
761 case vmIntrinsics::_floatToRawIntBits:
762 case vmIntrinsics::_floatToIntBits:
763 case vmIntrinsics::_intBitsToFloat:
764 case vmIntrinsics::_doubleToRawLongBits:
765 case vmIntrinsics::_doubleToLongBits:
766 case vmIntrinsics::_longBitsToDouble:
767 case vmIntrinsics::_Reference_get:
768 case vmIntrinsics::_Reference_refersTo0:
769 case vmIntrinsics::_PhantomReference_refersTo0:
770 case vmIntrinsics::_Reference_clear0:
771 case vmIntrinsics::_PhantomReference_clear0:
772 case vmIntrinsics::_Class_cast:
773 case vmIntrinsics::_aescrypt_encryptBlock:
774 case vmIntrinsics::_aescrypt_decryptBlock:
775 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
776 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
777 case vmIntrinsics::_counterMode_AESCrypt:
778 case vmIntrinsics::_md5_implCompress:
779 case vmIntrinsics::_sha_implCompress:
780 case vmIntrinsics::_sha2_implCompress:
781 case vmIntrinsics::_sha5_implCompress:
782 case vmIntrinsics::_sha3_implCompress:
783 case vmIntrinsics::_digestBase_implCompressMB:
784 case vmIntrinsics::_multiplyToLen:
785 case vmIntrinsics::_squareToLen:
786 case vmIntrinsics::_mulAdd:
787 case vmIntrinsics::_montgomeryMultiply:
788 case vmIntrinsics::_montgomerySquare:
789 case vmIntrinsics::_vectorizedMismatch:
790 case vmIntrinsics::_ghash_processBlocks:
791 case vmIntrinsics::_chacha20Block:
792 case vmIntrinsics::_base64_encodeBlock:
793 case vmIntrinsics::_base64_decodeBlock:
794 case vmIntrinsics::_poly1305_processBlocks:
795 case vmIntrinsics::_intpoly_montgomeryMult_P256:
796 case vmIntrinsics::_intpoly_assign:
797 case vmIntrinsics::_updateCRC32:
798 case vmIntrinsics::_updateBytesCRC32:
799 case vmIntrinsics::_updateByteBufferCRC32:
800 case vmIntrinsics::_updateBytesCRC32C:
801 case vmIntrinsics::_updateDirectByteBufferCRC32C:
802 case vmIntrinsics::_updateBytesAdler32:
803 case vmIntrinsics::_updateByteBufferAdler32:
804 case vmIntrinsics::_profileBoolean:
805 case vmIntrinsics::_isCompileConstant:
806 case vmIntrinsics::_Preconditions_checkIndex:
807 case vmIntrinsics::_Preconditions_checkLongIndex:
808 case vmIntrinsics::_getObjectSize:
809 break;
810 case vmIntrinsics::_VectorCompressExpand:
811 case vmIntrinsics::_VectorUnaryOp:
812 case vmIntrinsics::_VectorBinaryOp:
813 case vmIntrinsics::_VectorTernaryOp:
814 case vmIntrinsics::_VectorFromBitsCoerced:
815 case vmIntrinsics::_VectorLoadOp:
816 case vmIntrinsics::_VectorLoadMaskedOp:
817 case vmIntrinsics::_VectorStoreOp:
818 case vmIntrinsics::_VectorStoreMaskedOp:
819 case vmIntrinsics::_VectorSelectFromTwoVectorOp:
820 case vmIntrinsics::_VectorGatherOp:
821 case vmIntrinsics::_VectorScatterOp:
822 case vmIntrinsics::_VectorReductionCoerced:
823 case vmIntrinsics::_VectorTest:
824 case vmIntrinsics::_VectorBlend:
825 case vmIntrinsics::_VectorRearrange:
826 case vmIntrinsics::_VectorSelectFrom:
827 case vmIntrinsics::_VectorCompare:
828 case vmIntrinsics::_VectorBroadcastInt:
829 case vmIntrinsics::_VectorConvert:
830 case vmIntrinsics::_VectorInsert:
831 case vmIntrinsics::_VectorExtract:
832 case vmIntrinsics::_VectorMaskOp:
833 case vmIntrinsics::_IndexVector:
834 case vmIntrinsics::_IndexPartiallyInUpperRange:
835 return EnableVectorSupport;
836 case vmIntrinsics::_blackhole:
837 #if INCLUDE_JVMTI
838 case vmIntrinsics::_notifyJvmtiVThreadStart:
839 case vmIntrinsics::_notifyJvmtiVThreadEnd:
840 case vmIntrinsics::_notifyJvmtiVThreadMount:
841 case vmIntrinsics::_notifyJvmtiVThreadUnmount:
842 case vmIntrinsics::_notifyJvmtiVThreadDisableSuspend:
843 #endif
844 break;
845
846 default:
847 return false;
848 }
849 return true;
850 }
851
852 int C2Compiler::initial_code_buffer_size(int const_size) {
853 // See Compile::init_scratch_buffer_blob
854 int locs_size = sizeof(relocInfo) * PhaseOutput::MAX_locs_size;
855 int slop = 2 * CodeSection::end_slop(); // space between sections
856 return PhaseOutput::MAX_inst_size + PhaseOutput::MAX_stubs_size + const_size + slop + locs_size;
857 }