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