1 /*
2 * Copyright (c) 1999, 2020, 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 "runtime/handles.inline.hpp"
27 #include "jfr/support/jfrIntrinsics.hpp"
28 #include "opto/c2compiler.hpp"
29 #include "opto/compile.hpp"
30 #include "opto/optoreg.hpp"
31 #include "opto/output.hpp"
32 #include "opto/runtime.hpp"
33 #include "utilities/macros.hpp"
34
35
36 // register information defined by ADLC
37 extern const char register_save_policy[];
38 extern const int register_save_type[];
39
40 const char* C2Compiler::retry_no_subsuming_loads() {
41 return "retry without subsuming loads";
42 }
43 const char* C2Compiler::retry_no_escape_analysis() {
44 return "retry without escape analysis";
45 }
46 const char* C2Compiler::retry_class_loading_during_parsing() {
47 return "retry class loading during parsing";
48 }
49 bool C2Compiler::init_c2_runtime() {
50
51 // Check assumptions used while running ADLC
52 Compile::adlc_verification();
53 assert(REG_COUNT <= ConcreteRegisterImpl::number_of_registers, "incompatible register counts");
54
55 for (int i = 0; i < ConcreteRegisterImpl::number_of_registers ; i++ ) {
56 OptoReg::vm2opto[i] = OptoReg::Bad;
57 }
58
59 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(REG_COUNT); i = OptoReg::add(i,1) ) {
60 VMReg r = OptoReg::as_VMReg(i);
61 if (r->is_valid()) {
62 OptoReg::vm2opto[r->value()] = i;
63 }
64 }
65
66 DEBUG_ONLY( Node::init_NodeProperty(); )
67
68 Compile::pd_compiler2_init();
69
70 CompilerThread* thread = CompilerThread::current();
71
72 HandleMark handle_mark(thread);
73 return OptoRuntime::generate(thread->env());
74 }
75
76 void C2Compiler::initialize() {
77 assert(!is_c1_or_interpreter_only(), "C2 compiler is launched, it's not c1/interpreter only mode");
78 // The first compiler thread that gets here will initialize the
79 // small amount of global state (and runtime stubs) that C2 needs.
80
81 // There is a race possible once at startup and then we're fine
82
83 // Note that this is being called from a compiler thread not the
84 // main startup thread.
85 if (should_perform_init()) {
86 bool successful = C2Compiler::init_c2_runtime();
87 int new_state = (successful) ? initialized : failed;
88 set_state(new_state);
89 }
90 }
91
92 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, bool install_code, DirectiveSet* directive) {
93 assert(is_initialized(), "Compiler thread must be initialized");
94
95 bool subsume_loads = SubsumeLoads;
96 bool do_escape_analysis = DoEscapeAnalysis && !env->should_retain_local_variables()
97 && !env->jvmti_can_get_owned_monitor_info();
98 bool eliminate_boxing = EliminateAutoBox;
99
100 while (!env->failing()) {
101 // Attempt to compile while subsuming loads into machine instructions.
102 Compile C(env, target, entry_bci, subsume_loads, do_escape_analysis, eliminate_boxing, install_code, directive);
103
104 // Check result and retry if appropriate.
105 if (C.failure_reason() != NULL) {
106 if (C.failure_reason_is(retry_class_loading_during_parsing())) {
107 env->report_failure(C.failure_reason());
108 continue; // retry
109 }
110 if (C.failure_reason_is(retry_no_subsuming_loads())) {
111 assert(subsume_loads, "must make progress");
112 subsume_loads = false;
113 env->report_failure(C.failure_reason());
114 continue; // retry
115 }
116 if (C.failure_reason_is(retry_no_escape_analysis())) {
117 assert(do_escape_analysis, "must make progress");
118 do_escape_analysis = false;
119 env->report_failure(C.failure_reason());
120 continue; // retry
121 }
122 if (C.has_boxed_value()) {
123 // Recompile without boxing elimination regardless failure reason.
124 assert(eliminate_boxing, "must make progress");
125 eliminate_boxing = false;
126 env->report_failure(C.failure_reason());
127 continue; // retry
128 }
129 // Pass any other failure reason up to the ciEnv.
130 // Note that serious, irreversible failures are already logged
131 // on the ciEnv via env->record_method_not_compilable().
132 env->record_failure(C.failure_reason());
133 }
134 if (StressRecompilation) {
135 if (subsume_loads) {
136 subsume_loads = false;
137 continue; // retry
138 }
139 if (do_escape_analysis) {
140 do_escape_analysis = false;
141 continue; // retry
142 }
143 }
144 // print inlining for last compilation only
145 C.dump_print_inlining();
146
147 // No retry; just break the loop.
148 break;
149 }
150 }
151
152 void C2Compiler::print_timers() {
153 Compile::print_timers();
154 }
155
156 bool C2Compiler::is_intrinsic_supported(const methodHandle& method, bool is_virtual) {
157 vmIntrinsics::ID id = method->intrinsic_id();
158 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
159
160 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) {
161 return false;
162 }
163
164 // Only Object.hashCode and Object.clone intrinsics implement also a virtual
165 // dispatch because calling both methods is expensive but both methods are
166 // frequently overridden. All other intrinsics implement only a non-virtual
167 // dispatch.
168 if (is_virtual) {
169 switch (id) {
170 case vmIntrinsics::_hashCode:
171 case vmIntrinsics::_clone:
172 break;
173 default:
174 return false;
175 }
176 }
177
178 switch (id) {
179 case vmIntrinsics::_compressStringC:
180 case vmIntrinsics::_compressStringB:
181 if (!Matcher::has_match_rule(Op_StrCompressedCopy)) return false;
182 break;
183 case vmIntrinsics::_inflateStringC:
184 case vmIntrinsics::_inflateStringB:
185 if (!Matcher::has_match_rule(Op_StrInflatedCopy)) return false;
186 break;
187 case vmIntrinsics::_compareToL:
188 case vmIntrinsics::_compareToU:
189 case vmIntrinsics::_compareToLU:
190 case vmIntrinsics::_compareToUL:
191 if (!Matcher::match_rule_supported(Op_StrComp)) return false;
192 break;
193 case vmIntrinsics::_equalsL:
194 case vmIntrinsics::_equalsU:
195 if (!Matcher::match_rule_supported(Op_StrEquals)) return false;
196 break;
197 case vmIntrinsics::_equalsB:
198 case vmIntrinsics::_equalsC:
199 if (!Matcher::match_rule_supported(Op_AryEq)) return false;
200 break;
201 case vmIntrinsics::_copyMemory:
202 if (StubRoutines::unsafe_arraycopy() == NULL) return false;
203 break;
204 case vmIntrinsics::_encodeISOArray:
205 case vmIntrinsics::_encodeByteISOArray:
206 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false;
207 break;
208 case vmIntrinsics::_hasNegatives:
209 if (!Matcher::match_rule_supported(Op_HasNegatives)) return false;
210 break;
211 case vmIntrinsics::_bitCount_i:
212 if (!Matcher::match_rule_supported(Op_PopCountI)) return false;
213 break;
214 case vmIntrinsics::_bitCount_l:
215 if (!Matcher::match_rule_supported(Op_PopCountL)) return false;
216 break;
217 case vmIntrinsics::_numberOfLeadingZeros_i:
218 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false;
219 break;
220 case vmIntrinsics::_numberOfLeadingZeros_l:
221 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false;
222 break;
223 case vmIntrinsics::_numberOfTrailingZeros_i:
224 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false;
225 break;
226 case vmIntrinsics::_numberOfTrailingZeros_l:
227 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false;
228 break;
229 case vmIntrinsics::_reverseBytes_c:
230 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false;
231 break;
232 case vmIntrinsics::_reverseBytes_s:
233 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false;
234 break;
235 case vmIntrinsics::_reverseBytes_i:
236 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false;
237 break;
238 case vmIntrinsics::_reverseBytes_l:
239 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false;
240 break;
241
242 /* CompareAndSet, Object: */
243 case vmIntrinsics::_compareAndSetReference:
244 #ifdef _LP64
245 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false;
246 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
247 #else
248 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
249 #endif
250 break;
251 case vmIntrinsics::_weakCompareAndSetReferencePlain:
252 case vmIntrinsics::_weakCompareAndSetReferenceAcquire:
253 case vmIntrinsics::_weakCompareAndSetReferenceRelease:
254 case vmIntrinsics::_weakCompareAndSetReference:
255 #ifdef _LP64
256 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false;
257 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
258 #else
259 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
260 #endif
261 break;
262 /* CompareAndSet, Long: */
263 case vmIntrinsics::_compareAndSetLong:
264 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false;
265 break;
266 case vmIntrinsics::_weakCompareAndSetLongPlain:
267 case vmIntrinsics::_weakCompareAndSetLongAcquire:
268 case vmIntrinsics::_weakCompareAndSetLongRelease:
269 case vmIntrinsics::_weakCompareAndSetLong:
270 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false;
271 break;
272
273 /* CompareAndSet, Int: */
274 case vmIntrinsics::_compareAndSetInt:
275 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false;
276 break;
277 case vmIntrinsics::_weakCompareAndSetIntPlain:
278 case vmIntrinsics::_weakCompareAndSetIntAcquire:
279 case vmIntrinsics::_weakCompareAndSetIntRelease:
280 case vmIntrinsics::_weakCompareAndSetInt:
281 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false;
282 break;
283
284 /* CompareAndSet, Byte: */
285 case vmIntrinsics::_compareAndSetByte:
286 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false;
287 break;
288 case vmIntrinsics::_weakCompareAndSetBytePlain:
289 case vmIntrinsics::_weakCompareAndSetByteAcquire:
290 case vmIntrinsics::_weakCompareAndSetByteRelease:
291 case vmIntrinsics::_weakCompareAndSetByte:
292 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false;
293 break;
294
295 /* CompareAndSet, Short: */
296 case vmIntrinsics::_compareAndSetShort:
297 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false;
298 break;
299 case vmIntrinsics::_weakCompareAndSetShortPlain:
300 case vmIntrinsics::_weakCompareAndSetShortAcquire:
301 case vmIntrinsics::_weakCompareAndSetShortRelease:
302 case vmIntrinsics::_weakCompareAndSetShort:
303 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false;
304 break;
305
306 /* CompareAndExchange, Object: */
307 case vmIntrinsics::_compareAndExchangeReference:
308 case vmIntrinsics::_compareAndExchangeReferenceAcquire:
309 case vmIntrinsics::_compareAndExchangeReferenceRelease:
310 #ifdef _LP64
311 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false;
312 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
313 #else
314 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
315 #endif
316 break;
317
318 /* CompareAndExchange, Long: */
319 case vmIntrinsics::_compareAndExchangeLong:
320 case vmIntrinsics::_compareAndExchangeLongAcquire:
321 case vmIntrinsics::_compareAndExchangeLongRelease:
322 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false;
323 break;
324
325 /* CompareAndExchange, Int: */
326 case vmIntrinsics::_compareAndExchangeInt:
327 case vmIntrinsics::_compareAndExchangeIntAcquire:
328 case vmIntrinsics::_compareAndExchangeIntRelease:
329 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false;
330 break;
331
332 /* CompareAndExchange, Byte: */
333 case vmIntrinsics::_compareAndExchangeByte:
334 case vmIntrinsics::_compareAndExchangeByteAcquire:
335 case vmIntrinsics::_compareAndExchangeByteRelease:
336 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false;
337 break;
338
339 /* CompareAndExchange, Short: */
340 case vmIntrinsics::_compareAndExchangeShort:
341 case vmIntrinsics::_compareAndExchangeShortAcquire:
342 case vmIntrinsics::_compareAndExchangeShortRelease:
343 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false;
344 break;
345
346 case vmIntrinsics::_getAndAddByte:
347 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false;
348 break;
349 case vmIntrinsics::_getAndAddShort:
350 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false;
351 break;
352 case vmIntrinsics::_getAndAddInt:
353 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false;
354 break;
355 case vmIntrinsics::_getAndAddLong:
356 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false;
357 break;
358
359 case vmIntrinsics::_getAndSetByte:
360 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false;
361 break;
362 case vmIntrinsics::_getAndSetShort:
363 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false;
364 break;
365 case vmIntrinsics::_getAndSetInt:
366 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false;
367 break;
368 case vmIntrinsics::_getAndSetLong:
369 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false;
370 break;
371 case vmIntrinsics::_getAndSetReference:
372 #ifdef _LP64
373 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false;
374 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false;
375 break;
376 #else
377 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false;
378 break;
379 #endif
380 case vmIntrinsics::_incrementExactI:
381 case vmIntrinsics::_addExactI:
382 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false;
383 break;
384 case vmIntrinsics::_incrementExactL:
385 case vmIntrinsics::_addExactL:
386 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false;
387 break;
388 case vmIntrinsics::_decrementExactI:
389 case vmIntrinsics::_subtractExactI:
390 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
391 break;
392 case vmIntrinsics::_decrementExactL:
393 case vmIntrinsics::_subtractExactL:
394 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
395 break;
396 case vmIntrinsics::_negateExactI:
397 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
398 break;
399 case vmIntrinsics::_negateExactL:
400 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
401 break;
402 case vmIntrinsics::_multiplyExactI:
403 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false;
404 break;
405 case vmIntrinsics::_multiplyExactL:
406 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false;
407 break;
408 case vmIntrinsics::_multiplyHigh:
409 if (!Matcher::match_rule_supported(Op_MulHiL)) return false;
410 break;
411 case vmIntrinsics::_getCallerClass:
412 if (SystemDictionary::reflect_CallerSensitive_klass() == NULL) return false;
413 break;
414 case vmIntrinsics::_onSpinWait:
415 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false;
416 break;
417 case vmIntrinsics::_fmaD:
418 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaD)) return false;
419 break;
420 case vmIntrinsics::_fmaF:
421 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaF)) return false;
422 break;
423 case vmIntrinsics::_isDigit:
424 if (!Matcher::match_rule_supported(Op_Digit)) return false;
425 break;
426 case vmIntrinsics::_isLowerCase:
427 if (!Matcher::match_rule_supported(Op_LowerCase)) return false;
428 break;
429 case vmIntrinsics::_isUpperCase:
430 if (!Matcher::match_rule_supported(Op_UpperCase)) return false;
431 break;
432 case vmIntrinsics::_isWhitespace:
433 if (!Matcher::match_rule_supported(Op_Whitespace)) return false;
434 break;
435 case vmIntrinsics::_maxF:
436 if (!Matcher::match_rule_supported(Op_MaxF)) return false;
437 break;
438 case vmIntrinsics::_minF:
439 if (!Matcher::match_rule_supported(Op_MinF)) return false;
440 break;
441 case vmIntrinsics::_maxD:
442 if (!Matcher::match_rule_supported(Op_MaxD)) return false;
443 break;
444 case vmIntrinsics::_minD:
445 if (!Matcher::match_rule_supported(Op_MinD)) return false;
446 break;
447 case vmIntrinsics::_writeback0:
448 if (!Matcher::match_rule_supported(Op_CacheWB)) return false;
449 break;
450 case vmIntrinsics::_writebackPreSync0:
451 if (!Matcher::match_rule_supported(Op_CacheWBPreSync)) return false;
452 break;
453 case vmIntrinsics::_writebackPostSync0:
454 if (!Matcher::match_rule_supported(Op_CacheWBPostSync)) return false;
455 break;
456 case vmIntrinsics::_rint:
457 case vmIntrinsics::_ceil:
458 case vmIntrinsics::_floor:
459 if (!Matcher::match_rule_supported(Op_RoundDoubleMode)) return false;
460 break;
461 case vmIntrinsics::_hashCode:
462 case vmIntrinsics::_identityHashCode:
463 case vmIntrinsics::_getClass:
464 case vmIntrinsics::_dsin:
465 case vmIntrinsics::_dcos:
466 case vmIntrinsics::_dtan:
467 case vmIntrinsics::_dabs:
468 case vmIntrinsics::_fabs:
469 case vmIntrinsics::_iabs:
470 case vmIntrinsics::_labs:
471 case vmIntrinsics::_datan2:
472 case vmIntrinsics::_dsqrt:
473 case vmIntrinsics::_dexp:
474 case vmIntrinsics::_dlog:
475 case vmIntrinsics::_dlog10:
476 case vmIntrinsics::_dpow:
477 case vmIntrinsics::_min:
478 case vmIntrinsics::_max:
479 case vmIntrinsics::_arraycopy:
480 case vmIntrinsics::_indexOfL:
481 case vmIntrinsics::_indexOfU:
482 case vmIntrinsics::_indexOfUL:
483 case vmIntrinsics::_indexOfIL:
484 case vmIntrinsics::_indexOfIU:
485 case vmIntrinsics::_indexOfIUL:
486 case vmIntrinsics::_indexOfU_char:
487 case vmIntrinsics::_toBytesStringU:
488 case vmIntrinsics::_getCharsStringU:
489 case vmIntrinsics::_getCharStringU:
490 case vmIntrinsics::_putCharStringU:
491 case vmIntrinsics::_getReference:
492 case vmIntrinsics::_getBoolean:
493 case vmIntrinsics::_getByte:
494 case vmIntrinsics::_getShort:
495 case vmIntrinsics::_getChar:
496 case vmIntrinsics::_getInt:
497 case vmIntrinsics::_getLong:
498 case vmIntrinsics::_getFloat:
499 case vmIntrinsics::_getDouble:
500 case vmIntrinsics::_putReference:
501 case vmIntrinsics::_putBoolean:
502 case vmIntrinsics::_putByte:
503 case vmIntrinsics::_putShort:
504 case vmIntrinsics::_putChar:
505 case vmIntrinsics::_putInt:
506 case vmIntrinsics::_putLong:
507 case vmIntrinsics::_putFloat:
508 case vmIntrinsics::_putDouble:
509 case vmIntrinsics::_getReferenceVolatile:
510 case vmIntrinsics::_getBooleanVolatile:
511 case vmIntrinsics::_getByteVolatile:
512 case vmIntrinsics::_getShortVolatile:
513 case vmIntrinsics::_getCharVolatile:
514 case vmIntrinsics::_getIntVolatile:
515 case vmIntrinsics::_getLongVolatile:
516 case vmIntrinsics::_getFloatVolatile:
517 case vmIntrinsics::_getDoubleVolatile:
518 case vmIntrinsics::_putReferenceVolatile:
519 case vmIntrinsics::_putBooleanVolatile:
520 case vmIntrinsics::_putByteVolatile:
521 case vmIntrinsics::_putShortVolatile:
522 case vmIntrinsics::_putCharVolatile:
523 case vmIntrinsics::_putIntVolatile:
524 case vmIntrinsics::_putLongVolatile:
525 case vmIntrinsics::_putFloatVolatile:
526 case vmIntrinsics::_putDoubleVolatile:
527 case vmIntrinsics::_getReferenceAcquire:
528 case vmIntrinsics::_getBooleanAcquire:
529 case vmIntrinsics::_getByteAcquire:
530 case vmIntrinsics::_getShortAcquire:
531 case vmIntrinsics::_getCharAcquire:
532 case vmIntrinsics::_getIntAcquire:
533 case vmIntrinsics::_getLongAcquire:
534 case vmIntrinsics::_getFloatAcquire:
535 case vmIntrinsics::_getDoubleAcquire:
536 case vmIntrinsics::_putReferenceRelease:
537 case vmIntrinsics::_putBooleanRelease:
538 case vmIntrinsics::_putByteRelease:
539 case vmIntrinsics::_putShortRelease:
540 case vmIntrinsics::_putCharRelease:
541 case vmIntrinsics::_putIntRelease:
542 case vmIntrinsics::_putLongRelease:
543 case vmIntrinsics::_putFloatRelease:
544 case vmIntrinsics::_putDoubleRelease:
545 case vmIntrinsics::_getReferenceOpaque:
546 case vmIntrinsics::_getBooleanOpaque:
547 case vmIntrinsics::_getByteOpaque:
548 case vmIntrinsics::_getShortOpaque:
549 case vmIntrinsics::_getCharOpaque:
550 case vmIntrinsics::_getIntOpaque:
551 case vmIntrinsics::_getLongOpaque:
552 case vmIntrinsics::_getFloatOpaque:
553 case vmIntrinsics::_getDoubleOpaque:
554 case vmIntrinsics::_putReferenceOpaque:
555 case vmIntrinsics::_putBooleanOpaque:
556 case vmIntrinsics::_putByteOpaque:
557 case vmIntrinsics::_putShortOpaque:
558 case vmIntrinsics::_putCharOpaque:
559 case vmIntrinsics::_putIntOpaque:
560 case vmIntrinsics::_putLongOpaque:
561 case vmIntrinsics::_putFloatOpaque:
562 case vmIntrinsics::_putDoubleOpaque:
563 case vmIntrinsics::_getShortUnaligned:
564 case vmIntrinsics::_getCharUnaligned:
565 case vmIntrinsics::_getIntUnaligned:
566 case vmIntrinsics::_getLongUnaligned:
567 case vmIntrinsics::_putShortUnaligned:
568 case vmIntrinsics::_putCharUnaligned:
569 case vmIntrinsics::_putIntUnaligned:
570 case vmIntrinsics::_putLongUnaligned:
571 case vmIntrinsics::_loadFence:
572 case vmIntrinsics::_storeFence:
573 case vmIntrinsics::_fullFence:
574 case vmIntrinsics::_currentThread:
575 #ifdef JFR_HAVE_INTRINSICS
576 case vmIntrinsics::_counterTime:
577 case vmIntrinsics::_getClassId:
578 case vmIntrinsics::_getEventWriter:
579 #endif
580 case vmIntrinsics::_currentTimeMillis:
581 case vmIntrinsics::_nanoTime:
582 case vmIntrinsics::_allocateInstance:
583 case vmIntrinsics::_allocateUninitializedArray:
584 case vmIntrinsics::_newArray:
585 case vmIntrinsics::_getLength:
586 case vmIntrinsics::_copyOf:
587 case vmIntrinsics::_copyOfRange:
588 case vmIntrinsics::_clone:
589 case vmIntrinsics::_isAssignableFrom:
590 case vmIntrinsics::_isInstance:
591 case vmIntrinsics::_getModifiers:
592 case vmIntrinsics::_isInterface:
593 case vmIntrinsics::_isArray:
594 case vmIntrinsics::_isPrimitive:
595 case vmIntrinsics::_isHidden:
596 case vmIntrinsics::_getSuperclass:
597 case vmIntrinsics::_getClassAccessFlags:
598 case vmIntrinsics::_floatToRawIntBits:
599 case vmIntrinsics::_floatToIntBits:
600 case vmIntrinsics::_intBitsToFloat:
601 case vmIntrinsics::_doubleToRawLongBits:
602 case vmIntrinsics::_doubleToLongBits:
603 case vmIntrinsics::_longBitsToDouble:
604 case vmIntrinsics::_Reference_get:
605 case vmIntrinsics::_Class_cast:
606 case vmIntrinsics::_aescrypt_encryptBlock:
607 case vmIntrinsics::_aescrypt_decryptBlock:
608 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
609 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
610 case vmIntrinsics::_electronicCodeBook_encryptAESCrypt:
611 case vmIntrinsics::_electronicCodeBook_decryptAESCrypt:
612 case vmIntrinsics::_counterMode_AESCrypt:
613 case vmIntrinsics::_md5_implCompress:
614 case vmIntrinsics::_sha_implCompress:
615 case vmIntrinsics::_sha2_implCompress:
616 case vmIntrinsics::_sha5_implCompress:
617 case vmIntrinsics::_sha3_implCompress:
618 case vmIntrinsics::_digestBase_implCompressMB:
619 case vmIntrinsics::_multiplyToLen:
620 case vmIntrinsics::_squareToLen:
621 case vmIntrinsics::_mulAdd:
622 case vmIntrinsics::_montgomeryMultiply:
623 case vmIntrinsics::_montgomerySquare:
624 case vmIntrinsics::_bigIntegerRightShiftWorker:
625 case vmIntrinsics::_bigIntegerLeftShiftWorker:
626 case vmIntrinsics::_vectorizedMismatch:
627 case vmIntrinsics::_ghash_processBlocks:
628 case vmIntrinsics::_base64_encodeBlock:
629 case vmIntrinsics::_updateCRC32:
630 case vmIntrinsics::_updateBytesCRC32:
631 case vmIntrinsics::_updateByteBufferCRC32:
632 case vmIntrinsics::_updateBytesCRC32C:
633 case vmIntrinsics::_updateDirectByteBufferCRC32C:
634 case vmIntrinsics::_updateBytesAdler32:
635 case vmIntrinsics::_updateByteBufferAdler32:
636 case vmIntrinsics::_profileBoolean:
637 case vmIntrinsics::_isCompileConstant:
638 case vmIntrinsics::_Preconditions_checkIndex:
639 break;
640 default:
641 return false;
642 }
643 return true;
644 }
645
646 int C2Compiler::initial_code_buffer_size(int const_size) {
647 // See Compile::init_scratch_buffer_blob
648 int locs_size = sizeof(relocInfo) * PhaseOutput::MAX_locs_size;
649 int slop = 2 * CodeSection::end_slop(); // space between sections
650 return PhaseOutput::MAX_inst_size + PhaseOutput::MAX_stubs_size + const_size + slop + locs_size;
651 }