1 /*
2 * Copyright (c) 1999, 2024, 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 "runtime/globals_extension.hpp"
38 #include "utilities/macros.hpp"
39
40
41 // register information defined by ADLC
42 extern const char register_save_policy[];
43 extern const int register_save_type[];
44
45 const char* C2Compiler::retry_no_subsuming_loads() {
46 return "retry without subsuming loads";
47 }
48 const char* C2Compiler::retry_no_escape_analysis() {
49 return "retry without escape analysis";
50 }
51 const char* C2Compiler::retry_no_locks_coarsening() {
52 return "retry without locks coarsening";
53 }
54 const char* C2Compiler::retry_no_iterative_escape_analysis() {
55 return "retry without iterative escape analysis";
56 }
57 const char* C2Compiler::retry_no_reduce_allocation_merges() {
58 return "retry without reducing allocation merges";
59 }
60 const char* C2Compiler::retry_no_superword() {
61 return "retry without SuperWord";
62 }
63
64 void compiler_stubs_init(bool in_compiler_thread);
65
66 bool C2Compiler::init_c2_runtime() {
67
68 #ifdef ASSERT
69 if (!AlignVector && VerifyAlignVector) {
70 warning("VerifyAlignVector disabled because AlignVector is not enabled.");
71 FLAG_SET_CMDLINE(VerifyAlignVector, false);
72 }
73 #endif
74
75 // Check assumptions used while running ADLC
76 Compile::adlc_verification();
77 assert(REG_COUNT <= ConcreteRegisterImpl::number_of_registers, "incompatible register counts");
78
79 for (int i = 0; i < ConcreteRegisterImpl::number_of_registers ; i++ ) {
80 OptoReg::vm2opto[i] = OptoReg::Bad;
81 }
82
83 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(REG_COUNT); i = OptoReg::add(i,1) ) {
84 VMReg r = OptoReg::as_VMReg(i);
85 if (r->is_valid()) {
86 OptoReg::vm2opto[r->value()] = i;
87 }
88 }
89
90 DEBUG_ONLY( Node::init_NodeProperty(); )
91
92 compiler_stubs_init(true /* in_compiler_thread */); // generate compiler's intrinsics stubs
93
94 Compile::pd_compiler2_init();
95
96 CompilerThread* thread = CompilerThread::current();
97
98 HandleMark handle_mark(thread);
99 return OptoRuntime::generate(thread->env());
100 }
101
102 void C2Compiler::initialize() {
103 assert(!CompilerConfig::is_c1_or_interpreter_only_no_jvmci(), "C2 compiler is launched, it's not c1/interpreter only mode");
104 // The first compiler thread that gets here will initialize the
105 // small amount of global state (and runtime stubs) that C2 needs.
106
107 // There is a race possible once at startup and then we're fine
108
109 // Note that this is being called from a compiler thread not the
110 // main startup thread.
111 if (should_perform_init()) {
112 bool successful = C2Compiler::init_c2_runtime();
113 int new_state = (successful) ? initialized : failed;
114 set_state(new_state);
115 }
116 }
117
118 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, bool install_code, DirectiveSet* directive) {
119 assert(is_initialized(), "Compiler thread must be initialized");
120
121 CompilationMemoryStatisticMark cmsm(directive);
122
123 bool subsume_loads = SubsumeLoads;
124 bool do_escape_analysis = DoEscapeAnalysis;
125 bool do_iterative_escape_analysis = DoEscapeAnalysis;
126 bool do_reduce_allocation_merges = ReduceAllocationMerges && EliminateAllocations;
127 // TODO 8328675 Re-enable
128 bool eliminate_boxing = false; // EliminateAutoBox;
129 bool do_locks_coarsening = EliminateLocks;
130 bool do_superword = UseSuperWord;
131
132 while (!env->failing()) {
133 ResourceMark rm;
134 // Attempt to compile while subsuming loads into machine instructions.
135 Options options(subsume_loads,
136 do_escape_analysis,
137 do_iterative_escape_analysis,
138 do_reduce_allocation_merges,
139 eliminate_boxing,
140 do_locks_coarsening,
141 do_superword,
142 install_code);
143 Compile C(env, target, entry_bci, options, directive);
144
145 // Check result and retry if appropriate.
146 if (C.failure_reason() != nullptr) {
147 if (C.failure_reason_is(retry_no_subsuming_loads())) {
148 assert(subsume_loads, "must make progress");
149 subsume_loads = false;
150 env->report_failure(C.failure_reason());
151 continue; // retry
152 }
153 if (C.failure_reason_is(retry_no_escape_analysis())) {
154 assert(do_escape_analysis, "must make progress");
155 do_escape_analysis = false;
156 env->report_failure(C.failure_reason());
157 continue; // retry
158 }
159 if (C.failure_reason_is(retry_no_iterative_escape_analysis())) {
160 assert(do_iterative_escape_analysis, "must make progress");
161 do_iterative_escape_analysis = false;
162 env->report_failure(C.failure_reason());
163 continue; // retry
164 }
165 if (C.failure_reason_is(retry_no_reduce_allocation_merges())) {
166 assert(do_reduce_allocation_merges, "must make progress");
167 do_reduce_allocation_merges = false;
168 env->report_failure(C.failure_reason());
169 continue; // retry
170 }
171 if (C.failure_reason_is(retry_no_locks_coarsening())) {
172 assert(do_locks_coarsening, "must make progress");
173 do_locks_coarsening = false;
174 env->report_failure(C.failure_reason());
175 continue; // retry
176 }
177 if (C.failure_reason_is(retry_no_superword())) {
178 assert(do_superword, "must make progress");
179 do_superword = false;
180 env->report_failure(C.failure_reason());
181 continue; // retry
182 }
183 if (C.has_boxed_value()) {
184 // Recompile without boxing elimination regardless failure reason.
185 assert(eliminate_boxing, "must make progress");
186 eliminate_boxing = false;
187 env->report_failure(C.failure_reason());
188 continue; // retry
189 }
190 // Pass any other failure reason up to the ciEnv.
191 // Note that serious, irreversible failures are already logged
192 // on the ciEnv via env->record_method_not_compilable().
193 env->record_failure(C.failure_reason());
194 }
195 if (StressRecompilation) {
196 if (subsume_loads) {
197 subsume_loads = false;
198 continue; // retry
199 }
200 if (do_escape_analysis) {
201 do_escape_analysis = false;
202 continue; // retry
203 }
204 if (do_locks_coarsening) {
205 do_locks_coarsening = false;
206 continue; // retry
207 }
208 }
209 // print inlining for last compilation only
210 C.dump_print_inlining();
211
212 // No retry; just break the loop.
213 break;
214 }
215 }
216
217 void C2Compiler::print_timers() {
218 Compile::print_timers();
219 }
220
221 bool C2Compiler::is_intrinsic_supported(const methodHandle& method) {
222 vmIntrinsics::ID id = method->intrinsic_id();
223 return C2Compiler::is_intrinsic_supported(id);
224 }
225
226 bool C2Compiler::is_intrinsic_supported(vmIntrinsics::ID id) {
227 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
228
229 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) {
230 return false;
231 }
232
233 switch (id) {
234 case vmIntrinsics::_compressStringC:
235 case vmIntrinsics::_compressStringB:
236 if (!Matcher::match_rule_supported(Op_StrCompressedCopy)) return false;
237 break;
238 case vmIntrinsics::_inflateStringC:
239 case vmIntrinsics::_inflateStringB:
240 if (!Matcher::match_rule_supported(Op_StrInflatedCopy)) return false;
241 break;
242 case vmIntrinsics::_compareToL:
243 case vmIntrinsics::_compareToU:
244 case vmIntrinsics::_compareToLU:
245 case vmIntrinsics::_compareToUL:
246 if (!Matcher::match_rule_supported(Op_StrComp)) return false;
247 break;
248 case vmIntrinsics::_equalsL:
249 if (!Matcher::match_rule_supported(Op_StrEquals)) return false;
250 break;
251 case vmIntrinsics::_vectorizedHashCode:
252 if (!Matcher::match_rule_supported(Op_VectorizedHashCode)) return false;
253 break;
254 case vmIntrinsics::_equalsB:
255 case vmIntrinsics::_equalsC:
256 if (!Matcher::match_rule_supported(Op_AryEq)) return false;
257 break;
258 case vmIntrinsics::_copyMemory:
259 if (StubRoutines::unsafe_arraycopy() == nullptr) return false;
260 break;
261 case vmIntrinsics::_electronicCodeBook_encryptAESCrypt:
262 if (StubRoutines::electronicCodeBook_encryptAESCrypt() == nullptr) return false;
263 break;
264 case vmIntrinsics::_electronicCodeBook_decryptAESCrypt:
265 if (StubRoutines::electronicCodeBook_decryptAESCrypt() == nullptr) return false;
266 break;
267 case vmIntrinsics::_galoisCounterMode_AESCrypt:
268 if (StubRoutines::galoisCounterMode_AESCrypt() == nullptr) return false;
269 break;
270 case vmIntrinsics::_bigIntegerRightShiftWorker:
271 if (StubRoutines::bigIntegerRightShift() == nullptr) return false;
272 break;
273 case vmIntrinsics::_bigIntegerLeftShiftWorker:
274 if (StubRoutines::bigIntegerLeftShift() == nullptr) return false;
275 break;
276 case vmIntrinsics::_encodeAsciiArray:
277 if (!Matcher::match_rule_supported(Op_EncodeISOArray) || !Matcher::supports_encode_ascii_array) return false;
278 break;
279 case vmIntrinsics::_encodeISOArray:
280 case vmIntrinsics::_encodeByteISOArray:
281 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false;
282 break;
283 case vmIntrinsics::_countPositives:
284 if (!Matcher::match_rule_supported(Op_CountPositives)) return false;
285 break;
286 case vmIntrinsics::_bitCount_i:
287 if (!Matcher::match_rule_supported(Op_PopCountI)) return false;
288 break;
289 case vmIntrinsics::_bitCount_l:
290 if (!Matcher::match_rule_supported(Op_PopCountL)) return false;
291 break;
292 case vmIntrinsics::_compress_i:
293 case vmIntrinsics::_compress_l:
294 if (!Matcher::match_rule_supported(Op_CompressBits)) return false;
295 break;
296 case vmIntrinsics::_expand_i:
297 case vmIntrinsics::_expand_l:
298 if (!Matcher::match_rule_supported(Op_ExpandBits)) return false;
299 break;
300 case vmIntrinsics::_numberOfLeadingZeros_i:
301 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false;
302 break;
303 case vmIntrinsics::_numberOfLeadingZeros_l:
304 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false;
305 break;
306 case vmIntrinsics::_numberOfTrailingZeros_i:
307 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false;
308 break;
309 case vmIntrinsics::_numberOfTrailingZeros_l:
310 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false;
311 break;
312 case vmIntrinsics::_reverse_i:
313 if (!Matcher::match_rule_supported(Op_ReverseI)) return false;
314 break;
315 case vmIntrinsics::_reverse_l:
316 if (!Matcher::match_rule_supported(Op_ReverseL)) return false;
317 break;
318 case vmIntrinsics::_reverseBytes_c:
319 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false;
320 break;
321 case vmIntrinsics::_reverseBytes_s:
322 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false;
323 break;
324 case vmIntrinsics::_reverseBytes_i:
325 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false;
326 break;
327 case vmIntrinsics::_reverseBytes_l:
328 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false;
329 break;
330 case vmIntrinsics::_compareUnsigned_i:
331 if (!Matcher::match_rule_supported(Op_CmpU3)) return false;
332 break;
333 case vmIntrinsics::_compareUnsigned_l:
334 if (!Matcher::match_rule_supported(Op_CmpUL3)) return false;
335 break;
336 case vmIntrinsics::_divideUnsigned_i:
337 if (!Matcher::match_rule_supported(Op_UDivI)) return false;
338 break;
339 case vmIntrinsics::_remainderUnsigned_i:
340 if (!Matcher::match_rule_supported(Op_UModI)) return false;
341 break;
342 case vmIntrinsics::_divideUnsigned_l:
343 if (!Matcher::match_rule_supported(Op_UDivL)) return false;
344 break;
345 case vmIntrinsics::_remainderUnsigned_l:
346 if (!Matcher::match_rule_supported(Op_UModL)) return false;
347 break;
348 case vmIntrinsics::_float16ToFloat:
349 if (!Matcher::match_rule_supported(Op_ConvHF2F)) return false;
350 break;
351 case vmIntrinsics::_floatToFloat16:
352 if (!Matcher::match_rule_supported(Op_ConvF2HF)) return false;
353 break;
354
355 /* CompareAndSet, Object: */
356 case vmIntrinsics::_compareAndSetReference:
357 #ifdef _LP64
358 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false;
359 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
360 #else
361 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
362 #endif
363 break;
364 case vmIntrinsics::_weakCompareAndSetReferencePlain:
365 case vmIntrinsics::_weakCompareAndSetReferenceAcquire:
366 case vmIntrinsics::_weakCompareAndSetReferenceRelease:
367 case vmIntrinsics::_weakCompareAndSetReference:
368 #ifdef _LP64
369 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false;
370 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
371 #else
372 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
373 #endif
374 break;
375 /* CompareAndSet, Long: */
376 case vmIntrinsics::_compareAndSetLong:
377 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false;
378 break;
379 case vmIntrinsics::_weakCompareAndSetLongPlain:
380 case vmIntrinsics::_weakCompareAndSetLongAcquire:
381 case vmIntrinsics::_weakCompareAndSetLongRelease:
382 case vmIntrinsics::_weakCompareAndSetLong:
383 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false;
384 break;
385
386 /* CompareAndSet, Int: */
387 case vmIntrinsics::_compareAndSetInt:
388 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false;
389 break;
390 case vmIntrinsics::_weakCompareAndSetIntPlain:
391 case vmIntrinsics::_weakCompareAndSetIntAcquire:
392 case vmIntrinsics::_weakCompareAndSetIntRelease:
393 case vmIntrinsics::_weakCompareAndSetInt:
394 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false;
395 break;
396
397 /* CompareAndSet, Byte: */
398 case vmIntrinsics::_compareAndSetByte:
399 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false;
400 break;
401 case vmIntrinsics::_weakCompareAndSetBytePlain:
402 case vmIntrinsics::_weakCompareAndSetByteAcquire:
403 case vmIntrinsics::_weakCompareAndSetByteRelease:
404 case vmIntrinsics::_weakCompareAndSetByte:
405 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false;
406 break;
407
408 /* CompareAndSet, Short: */
409 case vmIntrinsics::_compareAndSetShort:
410 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false;
411 break;
412 case vmIntrinsics::_weakCompareAndSetShortPlain:
413 case vmIntrinsics::_weakCompareAndSetShortAcquire:
414 case vmIntrinsics::_weakCompareAndSetShortRelease:
415 case vmIntrinsics::_weakCompareAndSetShort:
416 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false;
417 break;
418
419 /* CompareAndExchange, Object: */
420 case vmIntrinsics::_compareAndExchangeReference:
421 case vmIntrinsics::_compareAndExchangeReferenceAcquire:
422 case vmIntrinsics::_compareAndExchangeReferenceRelease:
423 #ifdef _LP64
424 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false;
425 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
426 #else
427 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
428 #endif
429 break;
430
431 /* CompareAndExchange, Long: */
432 case vmIntrinsics::_compareAndExchangeLong:
433 case vmIntrinsics::_compareAndExchangeLongAcquire:
434 case vmIntrinsics::_compareAndExchangeLongRelease:
435 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false;
436 break;
437
438 /* CompareAndExchange, Int: */
439 case vmIntrinsics::_compareAndExchangeInt:
440 case vmIntrinsics::_compareAndExchangeIntAcquire:
441 case vmIntrinsics::_compareAndExchangeIntRelease:
442 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false;
443 break;
444
445 /* CompareAndExchange, Byte: */
446 case vmIntrinsics::_compareAndExchangeByte:
447 case vmIntrinsics::_compareAndExchangeByteAcquire:
448 case vmIntrinsics::_compareAndExchangeByteRelease:
449 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false;
450 break;
451
452 /* CompareAndExchange, Short: */
453 case vmIntrinsics::_compareAndExchangeShort:
454 case vmIntrinsics::_compareAndExchangeShortAcquire:
455 case vmIntrinsics::_compareAndExchangeShortRelease:
456 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false;
457 break;
458
459 case vmIntrinsics::_getAndAddByte:
460 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false;
461 break;
462 case vmIntrinsics::_getAndAddShort:
463 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false;
464 break;
465 case vmIntrinsics::_getAndAddInt:
466 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false;
467 break;
468 case vmIntrinsics::_getAndAddLong:
469 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false;
470 break;
471
472 case vmIntrinsics::_getAndSetByte:
473 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false;
474 break;
475 case vmIntrinsics::_getAndSetShort:
476 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false;
477 break;
478 case vmIntrinsics::_getAndSetInt:
479 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false;
480 break;
481 case vmIntrinsics::_getAndSetLong:
482 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false;
483 break;
484 case vmIntrinsics::_getAndSetReference:
485 #ifdef _LP64
486 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false;
487 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false;
488 break;
489 #else
490 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false;
491 break;
492 #endif
493 case vmIntrinsics::_incrementExactI:
494 case vmIntrinsics::_addExactI:
495 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false;
496 break;
497 case vmIntrinsics::_incrementExactL:
498 case vmIntrinsics::_addExactL:
499 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false;
500 break;
501 case vmIntrinsics::_decrementExactI:
502 case vmIntrinsics::_subtractExactI:
503 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
504 break;
505 case vmIntrinsics::_decrementExactL:
506 case vmIntrinsics::_subtractExactL:
507 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
508 break;
509 case vmIntrinsics::_negateExactI:
510 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
511 break;
512 case vmIntrinsics::_negateExactL:
513 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
514 break;
515 case vmIntrinsics::_multiplyExactI:
516 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false;
517 break;
518 case vmIntrinsics::_multiplyExactL:
519 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false;
520 break;
521 case vmIntrinsics::_multiplyHigh:
522 if (!Matcher::match_rule_supported(Op_MulHiL)) return false;
523 break;
524 case vmIntrinsics::_unsignedMultiplyHigh:
525 if (!Matcher::match_rule_supported(Op_UMulHiL)) return false;
526 break;
527 case vmIntrinsics::_getCallerClass:
528 if (vmClasses::reflect_CallerSensitive_klass() == nullptr) return false;
529 break;
530 case vmIntrinsics::_onSpinWait:
531 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false;
532 break;
533 case vmIntrinsics::_fmaD:
534 if (!Matcher::match_rule_supported(Op_FmaD)) return false;
535 break;
536 case vmIntrinsics::_fmaF:
537 if (!Matcher::match_rule_supported(Op_FmaF)) return false;
538 break;
539 case vmIntrinsics::_isDigit:
540 if (!Matcher::match_rule_supported(Op_Digit)) return false;
541 break;
542 case vmIntrinsics::_isLowerCase:
543 if (!Matcher::match_rule_supported(Op_LowerCase)) return false;
544 break;
545 case vmIntrinsics::_isUpperCase:
546 if (!Matcher::match_rule_supported(Op_UpperCase)) return false;
547 break;
548 case vmIntrinsics::_isWhitespace:
549 if (!Matcher::match_rule_supported(Op_Whitespace)) return false;
550 break;
551 case vmIntrinsics::_maxF:
552 case vmIntrinsics::_maxF_strict:
553 if (!Matcher::match_rule_supported(Op_MaxF)) return false;
554 break;
555 case vmIntrinsics::_minF:
556 case vmIntrinsics::_minF_strict:
557 if (!Matcher::match_rule_supported(Op_MinF)) return false;
558 break;
559 case vmIntrinsics::_maxD:
560 case vmIntrinsics::_maxD_strict:
561 if (!Matcher::match_rule_supported(Op_MaxD)) return false;
562 break;
563 case vmIntrinsics::_minD:
564 case vmIntrinsics::_minD_strict:
565 if (!Matcher::match_rule_supported(Op_MinD)) return false;
566 break;
567 case vmIntrinsics::_writeback0:
568 if (!Matcher::match_rule_supported(Op_CacheWB)) return false;
569 break;
570 case vmIntrinsics::_writebackPreSync0:
571 if (!Matcher::match_rule_supported(Op_CacheWBPreSync)) return false;
572 break;
573 case vmIntrinsics::_writebackPostSync0:
574 if (!Matcher::match_rule_supported(Op_CacheWBPostSync)) return false;
575 break;
576 case vmIntrinsics::_rint:
577 case vmIntrinsics::_ceil:
578 case vmIntrinsics::_floor:
579 if (!Matcher::match_rule_supported(Op_RoundDoubleMode)) return false;
580 break;
581 case vmIntrinsics::_dcopySign:
582 if (!Matcher::match_rule_supported(Op_CopySignD)) return false;
583 break;
584 case vmIntrinsics::_fcopySign:
585 if (!Matcher::match_rule_supported(Op_CopySignF)) return false;
586 break;
587 case vmIntrinsics::_dsignum:
588 if (!Matcher::match_rule_supported(Op_SignumD)) return false;
589 break;
590 case vmIntrinsics::_fsignum:
591 if (!Matcher::match_rule_supported(Op_SignumF)) return false;
592 break;
593 case vmIntrinsics::_floatIsInfinite:
594 if (!Matcher::match_rule_supported(Op_IsInfiniteF)) return false;
595 break;
596 case vmIntrinsics::_floatIsFinite:
597 if (!Matcher::match_rule_supported(Op_IsFiniteF)) return false;
598 break;
599 case vmIntrinsics::_doubleIsInfinite:
600 if (!Matcher::match_rule_supported(Op_IsInfiniteD)) return false;
601 break;
602 case vmIntrinsics::_doubleIsFinite:
603 if (!Matcher::match_rule_supported(Op_IsFiniteD)) return false;
604 break;
605 case vmIntrinsics::_hashCode:
606 case vmIntrinsics::_identityHashCode:
607 case vmIntrinsics::_getClass:
608 case vmIntrinsics::_dsin:
609 case vmIntrinsics::_dcos:
610 case vmIntrinsics::_dtan:
611 case vmIntrinsics::_dabs:
612 case vmIntrinsics::_fabs:
613 case vmIntrinsics::_iabs:
614 case vmIntrinsics::_labs:
615 case vmIntrinsics::_datan2:
616 case vmIntrinsics::_dsqrt:
617 case vmIntrinsics::_dsqrt_strict:
618 case vmIntrinsics::_dexp:
619 case vmIntrinsics::_dlog:
620 case vmIntrinsics::_dlog10:
621 case vmIntrinsics::_dpow:
622 case vmIntrinsics::_roundD:
623 case vmIntrinsics::_roundF:
624 case vmIntrinsics::_min:
625 case vmIntrinsics::_max:
626 case vmIntrinsics::_min_strict:
627 case vmIntrinsics::_max_strict:
628 case vmIntrinsics::_arraycopy:
629 case vmIntrinsics::_arraySort:
630 case vmIntrinsics::_arrayPartition:
631 case vmIntrinsics::_indexOfL:
632 case vmIntrinsics::_indexOfU:
633 case vmIntrinsics::_indexOfUL:
634 case vmIntrinsics::_indexOfIL:
635 case vmIntrinsics::_indexOfIU:
636 case vmIntrinsics::_indexOfIUL:
637 case vmIntrinsics::_indexOfU_char:
638 case vmIntrinsics::_indexOfL_char:
639 case vmIntrinsics::_toBytesStringU:
640 case vmIntrinsics::_getCharsStringU:
641 case vmIntrinsics::_getCharStringU:
642 case vmIntrinsics::_putCharStringU:
643 case vmIntrinsics::_makePrivateBuffer:
644 case vmIntrinsics::_finishPrivateBuffer:
645 case vmIntrinsics::_getReference:
646 case vmIntrinsics::_getBoolean:
647 case vmIntrinsics::_getByte:
648 case vmIntrinsics::_getShort:
649 case vmIntrinsics::_getChar:
650 case vmIntrinsics::_getInt:
651 case vmIntrinsics::_getLong:
652 case vmIntrinsics::_getFloat:
653 case vmIntrinsics::_getDouble:
654 case vmIntrinsics::_getValue:
655 case vmIntrinsics::_putReference:
656 case vmIntrinsics::_putBoolean:
657 case vmIntrinsics::_putByte:
658 case vmIntrinsics::_putShort:
659 case vmIntrinsics::_putChar:
660 case vmIntrinsics::_putInt:
661 case vmIntrinsics::_putLong:
662 case vmIntrinsics::_putFloat:
663 case vmIntrinsics::_putDouble:
664 case vmIntrinsics::_putValue:
665 case vmIntrinsics::_getReferenceVolatile:
666 case vmIntrinsics::_getBooleanVolatile:
667 case vmIntrinsics::_getByteVolatile:
668 case vmIntrinsics::_getShortVolatile:
669 case vmIntrinsics::_getCharVolatile:
670 case vmIntrinsics::_getIntVolatile:
671 case vmIntrinsics::_getLongVolatile:
672 case vmIntrinsics::_getFloatVolatile:
673 case vmIntrinsics::_getDoubleVolatile:
674 case vmIntrinsics::_putReferenceVolatile:
675 case vmIntrinsics::_putBooleanVolatile:
676 case vmIntrinsics::_putByteVolatile:
677 case vmIntrinsics::_putShortVolatile:
678 case vmIntrinsics::_putCharVolatile:
679 case vmIntrinsics::_putIntVolatile:
680 case vmIntrinsics::_putLongVolatile:
681 case vmIntrinsics::_putFloatVolatile:
682 case vmIntrinsics::_putDoubleVolatile:
683 case vmIntrinsics::_getReferenceAcquire:
684 case vmIntrinsics::_getBooleanAcquire:
685 case vmIntrinsics::_getByteAcquire:
686 case vmIntrinsics::_getShortAcquire:
687 case vmIntrinsics::_getCharAcquire:
688 case vmIntrinsics::_getIntAcquire:
689 case vmIntrinsics::_getLongAcquire:
690 case vmIntrinsics::_getFloatAcquire:
691 case vmIntrinsics::_getDoubleAcquire:
692 case vmIntrinsics::_putReferenceRelease:
693 case vmIntrinsics::_putBooleanRelease:
694 case vmIntrinsics::_putByteRelease:
695 case vmIntrinsics::_putShortRelease:
696 case vmIntrinsics::_putCharRelease:
697 case vmIntrinsics::_putIntRelease:
698 case vmIntrinsics::_putLongRelease:
699 case vmIntrinsics::_putFloatRelease:
700 case vmIntrinsics::_putDoubleRelease:
701 case vmIntrinsics::_getReferenceOpaque:
702 case vmIntrinsics::_getBooleanOpaque:
703 case vmIntrinsics::_getByteOpaque:
704 case vmIntrinsics::_getShortOpaque:
705 case vmIntrinsics::_getCharOpaque:
706 case vmIntrinsics::_getIntOpaque:
707 case vmIntrinsics::_getLongOpaque:
708 case vmIntrinsics::_getFloatOpaque:
709 case vmIntrinsics::_getDoubleOpaque:
710 case vmIntrinsics::_putReferenceOpaque:
711 case vmIntrinsics::_putBooleanOpaque:
712 case vmIntrinsics::_putByteOpaque:
713 case vmIntrinsics::_putShortOpaque:
714 case vmIntrinsics::_putCharOpaque:
715 case vmIntrinsics::_putIntOpaque:
716 case vmIntrinsics::_putLongOpaque:
717 case vmIntrinsics::_putFloatOpaque:
718 case vmIntrinsics::_putDoubleOpaque:
719 case vmIntrinsics::_getShortUnaligned:
720 case vmIntrinsics::_getCharUnaligned:
721 case vmIntrinsics::_getIntUnaligned:
722 case vmIntrinsics::_getLongUnaligned:
723 case vmIntrinsics::_putShortUnaligned:
724 case vmIntrinsics::_putCharUnaligned:
725 case vmIntrinsics::_putIntUnaligned:
726 case vmIntrinsics::_putLongUnaligned:
727 case vmIntrinsics::_loadFence:
728 case vmIntrinsics::_storeFence:
729 case vmIntrinsics::_storeStoreFence:
730 case vmIntrinsics::_fullFence:
731 case vmIntrinsics::_currentCarrierThread:
732 case vmIntrinsics::_currentThread:
733 case vmIntrinsics::_setCurrentThread:
734 case vmIntrinsics::_scopedValueCache:
735 case vmIntrinsics::_setScopedValueCache:
736 #ifdef JFR_HAVE_INTRINSICS
737 case vmIntrinsics::_counterTime:
738 case vmIntrinsics::_getEventWriter:
739 case vmIntrinsics::_jvm_commit:
740 #endif
741 case vmIntrinsics::_currentTimeMillis:
742 case vmIntrinsics::_nanoTime:
743 case vmIntrinsics::_allocateInstance:
744 case vmIntrinsics::_allocateUninitializedArray:
745 case vmIntrinsics::_isFlatArray:
746 case vmIntrinsics::_newArray:
747 case vmIntrinsics::_newNullRestrictedArray:
748 case vmIntrinsics::_getLength:
749 case vmIntrinsics::_copyOf:
750 case vmIntrinsics::_copyOfRange:
751 case vmIntrinsics::_clone:
752 case vmIntrinsics::_isAssignableFrom:
753 case vmIntrinsics::_isInstance:
754 case vmIntrinsics::_getModifiers:
755 case vmIntrinsics::_isInterface:
756 case vmIntrinsics::_isArray:
757 case vmIntrinsics::_isPrimitive:
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::_Class_cast:
771 case vmIntrinsics::_aescrypt_encryptBlock:
772 case vmIntrinsics::_aescrypt_decryptBlock:
773 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
774 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
775 case vmIntrinsics::_counterMode_AESCrypt:
776 case vmIntrinsics::_md5_implCompress:
777 case vmIntrinsics::_sha_implCompress:
778 case vmIntrinsics::_sha2_implCompress:
779 case vmIntrinsics::_sha5_implCompress:
780 case vmIntrinsics::_sha3_implCompress:
781 case vmIntrinsics::_digestBase_implCompressMB:
782 case vmIntrinsics::_multiplyToLen:
783 case vmIntrinsics::_squareToLen:
784 case vmIntrinsics::_mulAdd:
785 case vmIntrinsics::_montgomeryMultiply:
786 case vmIntrinsics::_montgomerySquare:
787 case vmIntrinsics::_vectorizedMismatch:
788 case vmIntrinsics::_ghash_processBlocks:
789 case vmIntrinsics::_chacha20Block:
790 case vmIntrinsics::_base64_encodeBlock:
791 case vmIntrinsics::_base64_decodeBlock:
792 case vmIntrinsics::_poly1305_processBlocks:
793 case vmIntrinsics::_updateCRC32:
794 case vmIntrinsics::_updateBytesCRC32:
795 case vmIntrinsics::_updateByteBufferCRC32:
796 case vmIntrinsics::_updateBytesCRC32C:
797 case vmIntrinsics::_updateDirectByteBufferCRC32C:
798 case vmIntrinsics::_updateBytesAdler32:
799 case vmIntrinsics::_updateByteBufferAdler32:
800 case vmIntrinsics::_profileBoolean:
801 case vmIntrinsics::_isCompileConstant:
802 case vmIntrinsics::_Preconditions_checkIndex:
803 case vmIntrinsics::_Preconditions_checkLongIndex:
804 case vmIntrinsics::_getObjectSize:
805 break;
806 case vmIntrinsics::_VectorCompressExpand:
807 case vmIntrinsics::_VectorUnaryOp:
808 case vmIntrinsics::_VectorBinaryOp:
809 case vmIntrinsics::_VectorTernaryOp:
810 case vmIntrinsics::_VectorFromBitsCoerced:
811 case vmIntrinsics::_VectorShuffleIota:
812 case vmIntrinsics::_VectorShuffleToVector:
813 case vmIntrinsics::_VectorLoadOp:
814 case vmIntrinsics::_VectorLoadMaskedOp:
815 case vmIntrinsics::_VectorStoreOp:
816 case vmIntrinsics::_VectorStoreMaskedOp:
817 case vmIntrinsics::_VectorGatherOp:
818 case vmIntrinsics::_VectorScatterOp:
819 case vmIntrinsics::_VectorReductionCoerced:
820 case vmIntrinsics::_VectorTest:
821 case vmIntrinsics::_VectorBlend:
822 case vmIntrinsics::_VectorRearrange:
823 case vmIntrinsics::_VectorCompare:
824 case vmIntrinsics::_VectorBroadcastInt:
825 case vmIntrinsics::_VectorConvert:
826 case vmIntrinsics::_VectorInsert:
827 case vmIntrinsics::_VectorExtract:
828 case vmIntrinsics::_VectorMaskOp:
829 case vmIntrinsics::_IndexVector:
830 case vmIntrinsics::_IndexPartiallyInUpperRange:
831 return EnableVectorSupport;
832 case vmIntrinsics::_blackhole:
833 #if INCLUDE_JVMTI
834 case vmIntrinsics::_notifyJvmtiVThreadStart:
835 case vmIntrinsics::_notifyJvmtiVThreadEnd:
836 case vmIntrinsics::_notifyJvmtiVThreadMount:
837 case vmIntrinsics::_notifyJvmtiVThreadUnmount:
838 case vmIntrinsics::_notifyJvmtiVThreadHideFrames:
839 case vmIntrinsics::_notifyJvmtiVThreadDisableSuspend:
840 #endif
841 break;
842
843 default:
844 return false;
845 }
846 return true;
847 }
848
849 int C2Compiler::initial_code_buffer_size(int const_size) {
850 // See Compile::init_scratch_buffer_blob
851 int locs_size = sizeof(relocInfo) * PhaseOutput::MAX_locs_size;
852 int slop = 2 * CodeSection::end_slop(); // space between sections
853 return PhaseOutput::MAX_inst_size + PhaseOutput::MAX_stubs_size + const_size + slop + locs_size;
854 }