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