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 // Check that runtime and architecture description agree on callee-saved-floats
67 bool callee_saved_floats = false;
68 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(_last_Mach_Reg); i = OptoReg::add(i,1) ) {
69 // Is there a callee-saved float or double?
70 if( register_save_policy[i] == 'E' /* callee-saved */ &&
71 (register_save_type[i] == Op_RegF || register_save_type[i] == Op_RegD) ) {
72 callee_saved_floats = true;
73 }
74 }
75
76 DEBUG_ONLY( Node::init_NodeProperty(); )
77
78 Compile::pd_compiler2_init();
79
80 CompilerThread* thread = CompilerThread::current();
81
82 HandleMark handle_mark(thread);
83 return OptoRuntime::generate(thread->env());
84 }
85
86 void C2Compiler::initialize() {
87 assert(!is_c1_or_interpreter_only(), "C2 compiler is launched, it's not c1/interpreter only mode");
88 // The first compiler thread that gets here will initialize the
89 // small amount of global state (and runtime stubs) that C2 needs.
90
91 // There is a race possible once at startup and then we're fine
92
93 // Note that this is being called from a compiler thread not the
94 // main startup thread.
95 if (should_perform_init()) {
96 bool successful = C2Compiler::init_c2_runtime();
97 int new_state = (successful) ? initialized : failed;
98 set_state(new_state);
99 }
100 }
101
102 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, DirectiveSet* directive) {
103 assert(is_initialized(), "Compiler thread must be initialized");
104
105 bool subsume_loads = SubsumeLoads;
106 bool do_escape_analysis = DoEscapeAnalysis && !env->should_retain_local_variables()
107 && !env->jvmti_can_get_owned_monitor_info();
108 bool eliminate_boxing = EliminateAutoBox;
109
110 while (!env->failing()) {
111 // Attempt to compile while subsuming loads into machine instructions.
112 Compile C(env, target, entry_bci, subsume_loads, do_escape_analysis, eliminate_boxing, directive);
113
114 // Check result and retry if appropriate.
115 if (C.failure_reason() != NULL) {
116 if (C.failure_reason_is(retry_class_loading_during_parsing())) {
117 env->report_failure(C.failure_reason());
118 continue; // retry
119 }
120 if (C.failure_reason_is(retry_no_subsuming_loads())) {
121 assert(subsume_loads, "must make progress");
122 subsume_loads = false;
123 env->report_failure(C.failure_reason());
124 continue; // retry
125 }
126 if (C.failure_reason_is(retry_no_escape_analysis())) {
127 assert(do_escape_analysis, "must make progress");
128 do_escape_analysis = false;
129 env->report_failure(C.failure_reason());
130 continue; // retry
131 }
132 if (C.has_boxed_value()) {
133 // Recompile without boxing elimination regardless failure reason.
134 assert(eliminate_boxing, "must make progress");
135 eliminate_boxing = false;
136 env->report_failure(C.failure_reason());
137 continue; // retry
138 }
139 // Pass any other failure reason up to the ciEnv.
140 // Note that serious, irreversible failures are already logged
141 // on the ciEnv via env->record_method_not_compilable().
142 env->record_failure(C.failure_reason());
143 }
144 if (StressRecompilation) {
145 if (subsume_loads) {
146 subsume_loads = false;
147 continue; // retry
148 }
149 if (do_escape_analysis) {
150 do_escape_analysis = false;
151 continue; // retry
152 }
153 }
154
155 // print inlining for last compilation only
156 C.dump_print_inlining();
157
158 // No retry; just break the loop.
159 break;
160 }
161 }
162
163 void C2Compiler::print_timers() {
164 Compile::print_timers();
165 }
166
167 bool C2Compiler::is_intrinsic_supported(const methodHandle& method, bool is_virtual) {
168 vmIntrinsics::ID id = method->intrinsic_id();
169 assert(id != vmIntrinsics::_none, "must be a VM intrinsic");
170
171 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) {
172 return false;
173 }
174
175 // Only Object.hashCode and Object.clone intrinsics implement also a virtual
176 // dispatch because calling both methods is expensive but both methods are
177 // frequently overridden. All other intrinsics implement only a non-virtual
178 // dispatch.
179 if (is_virtual) {
180 switch (id) {
181 case vmIntrinsics::_hashCode:
182 case vmIntrinsics::_clone:
183 break;
184 default:
185 return false;
186 }
187 }
188
189 switch (id) {
190 case vmIntrinsics::_compressStringC:
191 case vmIntrinsics::_compressStringB:
192 if (!Matcher::has_match_rule(Op_StrCompressedCopy)) return false;
193 break;
194 case vmIntrinsics::_inflateStringC:
195 case vmIntrinsics::_inflateStringB:
196 if (!Matcher::has_match_rule(Op_StrInflatedCopy)) return false;
197 break;
198 case vmIntrinsics::_compareToL:
199 case vmIntrinsics::_compareToU:
200 case vmIntrinsics::_compareToLU:
201 case vmIntrinsics::_compareToUL:
202 if (!Matcher::match_rule_supported(Op_StrComp)) return false;
203 break;
204 case vmIntrinsics::_equalsL:
205 case vmIntrinsics::_equalsU:
206 if (!Matcher::match_rule_supported(Op_StrEquals)) return false;
207 break;
208 case vmIntrinsics::_equalsB:
209 case vmIntrinsics::_equalsC:
210 if (!Matcher::match_rule_supported(Op_AryEq)) return false;
211 break;
212 case vmIntrinsics::_copyMemory:
213 if (StubRoutines::unsafe_arraycopy() == NULL) return false;
214 break;
215 case vmIntrinsics::_encodeISOArray:
216 case vmIntrinsics::_encodeByteISOArray:
217 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false;
218 break;
219 case vmIntrinsics::_hasNegatives:
220 if (!Matcher::match_rule_supported(Op_HasNegatives)) return false;
221 break;
222 case vmIntrinsics::_bitCount_i:
223 if (!Matcher::match_rule_supported(Op_PopCountI)) return false;
224 break;
225 case vmIntrinsics::_bitCount_l:
226 if (!Matcher::match_rule_supported(Op_PopCountL)) return false;
227 break;
228 case vmIntrinsics::_numberOfLeadingZeros_i:
229 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false;
230 break;
231 case vmIntrinsics::_numberOfLeadingZeros_l:
232 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false;
233 break;
234 case vmIntrinsics::_numberOfTrailingZeros_i:
235 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false;
236 break;
237 case vmIntrinsics::_numberOfTrailingZeros_l:
238 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false;
239 break;
240 case vmIntrinsics::_reverseBytes_c:
241 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false;
242 break;
243 case vmIntrinsics::_reverseBytes_s:
244 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false;
245 break;
246 case vmIntrinsics::_reverseBytes_i:
247 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false;
248 break;
249 case vmIntrinsics::_reverseBytes_l:
250 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false;
251 break;
252
253 /* CompareAndSet, Object: */
254 case vmIntrinsics::_compareAndSetReference:
255 #ifdef _LP64
256 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false;
257 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
258 #else
259 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false;
260 #endif
261 break;
262 case vmIntrinsics::_weakCompareAndSetReferencePlain:
263 case vmIntrinsics::_weakCompareAndSetReferenceAcquire:
264 case vmIntrinsics::_weakCompareAndSetReferenceRelease:
265 case vmIntrinsics::_weakCompareAndSetReference:
266 #ifdef _LP64
267 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false;
268 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
269 #else
270 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false;
271 #endif
272 break;
273 /* CompareAndSet, Long: */
274 case vmIntrinsics::_compareAndSetLong:
275 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false;
276 break;
277 case vmIntrinsics::_weakCompareAndSetLongPlain:
278 case vmIntrinsics::_weakCompareAndSetLongAcquire:
279 case vmIntrinsics::_weakCompareAndSetLongRelease:
280 case vmIntrinsics::_weakCompareAndSetLong:
281 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false;
282 break;
283
284 /* CompareAndSet, Int: */
285 case vmIntrinsics::_compareAndSetInt:
286 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false;
287 break;
288 case vmIntrinsics::_weakCompareAndSetIntPlain:
289 case vmIntrinsics::_weakCompareAndSetIntAcquire:
290 case vmIntrinsics::_weakCompareAndSetIntRelease:
291 case vmIntrinsics::_weakCompareAndSetInt:
292 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false;
293 break;
294
295 /* CompareAndSet, Byte: */
296 case vmIntrinsics::_compareAndSetByte:
297 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false;
298 break;
299 case vmIntrinsics::_weakCompareAndSetBytePlain:
300 case vmIntrinsics::_weakCompareAndSetByteAcquire:
301 case vmIntrinsics::_weakCompareAndSetByteRelease:
302 case vmIntrinsics::_weakCompareAndSetByte:
303 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false;
304 break;
305
306 /* CompareAndSet, Short: */
307 case vmIntrinsics::_compareAndSetShort:
308 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false;
309 break;
310 case vmIntrinsics::_weakCompareAndSetShortPlain:
311 case vmIntrinsics::_weakCompareAndSetShortAcquire:
312 case vmIntrinsics::_weakCompareAndSetShortRelease:
313 case vmIntrinsics::_weakCompareAndSetShort:
314 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false;
315 break;
316
317 /* CompareAndExchange, Object: */
318 case vmIntrinsics::_compareAndExchangeReference:
319 case vmIntrinsics::_compareAndExchangeReferenceAcquire:
320 case vmIntrinsics::_compareAndExchangeReferenceRelease:
321 #ifdef _LP64
322 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false;
323 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
324 #else
325 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false;
326 #endif
327 break;
328
329 /* CompareAndExchange, Long: */
330 case vmIntrinsics::_compareAndExchangeLong:
331 case vmIntrinsics::_compareAndExchangeLongAcquire:
332 case vmIntrinsics::_compareAndExchangeLongRelease:
333 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false;
334 break;
335
336 /* CompareAndExchange, Int: */
337 case vmIntrinsics::_compareAndExchangeInt:
338 case vmIntrinsics::_compareAndExchangeIntAcquire:
339 case vmIntrinsics::_compareAndExchangeIntRelease:
340 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false;
341 break;
342
343 /* CompareAndExchange, Byte: */
344 case vmIntrinsics::_compareAndExchangeByte:
345 case vmIntrinsics::_compareAndExchangeByteAcquire:
346 case vmIntrinsics::_compareAndExchangeByteRelease:
347 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false;
348 break;
349
350 /* CompareAndExchange, Short: */
351 case vmIntrinsics::_compareAndExchangeShort:
352 case vmIntrinsics::_compareAndExchangeShortAcquire:
353 case vmIntrinsics::_compareAndExchangeShortRelease:
354 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false;
355 break;
356
357 case vmIntrinsics::_getAndAddByte:
358 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false;
359 break;
360 case vmIntrinsics::_getAndAddShort:
361 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false;
362 break;
363 case vmIntrinsics::_getAndAddInt:
364 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false;
365 break;
366 case vmIntrinsics::_getAndAddLong:
367 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false;
368 break;
369
370 case vmIntrinsics::_getAndSetByte:
371 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false;
372 break;
373 case vmIntrinsics::_getAndSetShort:
374 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false;
375 break;
376 case vmIntrinsics::_getAndSetInt:
377 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false;
378 break;
379 case vmIntrinsics::_getAndSetLong:
380 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false;
381 break;
382 case vmIntrinsics::_getAndSetReference:
383 #ifdef _LP64
384 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false;
385 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false;
386 break;
387 #else
388 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false;
389 break;
390 #endif
391 case vmIntrinsics::_incrementExactI:
392 case vmIntrinsics::_addExactI:
393 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false;
394 break;
395 case vmIntrinsics::_incrementExactL:
396 case vmIntrinsics::_addExactL:
397 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false;
398 break;
399 case vmIntrinsics::_decrementExactI:
400 case vmIntrinsics::_subtractExactI:
401 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
402 break;
403 case vmIntrinsics::_decrementExactL:
404 case vmIntrinsics::_subtractExactL:
405 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
406 break;
407 case vmIntrinsics::_negateExactI:
408 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false;
409 break;
410 case vmIntrinsics::_negateExactL:
411 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false;
412 break;
413 case vmIntrinsics::_multiplyExactI:
414 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false;
415 break;
416 case vmIntrinsics::_multiplyExactL:
417 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false;
418 break;
419 case vmIntrinsics::_multiplyHigh:
420 if (!Matcher::match_rule_supported(Op_MulHiL)) return false;
421 break;
422 case vmIntrinsics::_getCallerClass:
423 if (SystemDictionary::reflect_CallerSensitive_klass() == NULL) return false;
424 break;
425 case vmIntrinsics::_onSpinWait:
426 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false;
427 break;
428 case vmIntrinsics::_fmaD:
429 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaD)) return false;
430 break;
431 case vmIntrinsics::_fmaF:
432 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaF)) return false;
433 break;
434 case vmIntrinsics::_isDigit:
435 if (!Matcher::match_rule_supported(Op_Digit)) return false;
436 break;
437 case vmIntrinsics::_isLowerCase:
438 if (!Matcher::match_rule_supported(Op_LowerCase)) return false;
439 break;
440 case vmIntrinsics::_isUpperCase:
441 if (!Matcher::match_rule_supported(Op_UpperCase)) return false;
442 break;
443 case vmIntrinsics::_isWhitespace:
444 if (!Matcher::match_rule_supported(Op_Whitespace)) return false;
445 break;
446 case vmIntrinsics::_maxF:
447 if (!Matcher::match_rule_supported(Op_MaxF)) return false;
448 break;
449 case vmIntrinsics::_minF:
450 if (!Matcher::match_rule_supported(Op_MinF)) return false;
451 break;
452 case vmIntrinsics::_maxD:
453 if (!Matcher::match_rule_supported(Op_MaxD)) return false;
454 break;
455 case vmIntrinsics::_minD:
456 if (!Matcher::match_rule_supported(Op_MinD)) return false;
457 break;
458 case vmIntrinsics::_writeback0:
459 if (!Matcher::match_rule_supported(Op_CacheWB)) return false;
460 break;
461 case vmIntrinsics::_writebackPreSync0:
462 if (!Matcher::match_rule_supported(Op_CacheWBPreSync)) return false;
463 break;
464 case vmIntrinsics::_writebackPostSync0:
465 if (!Matcher::match_rule_supported(Op_CacheWBPostSync)) return false;
466 break;
467 case vmIntrinsics::_rint:
468 case vmIntrinsics::_ceil:
469 case vmIntrinsics::_floor:
470 if (!Matcher::match_rule_supported(Op_RoundDoubleMode)) return false;
471 break;
472 case vmIntrinsics::_dsignum:
473 if (!Matcher::match_rule_supported(Op_SignumD)) return false;
474 break;
475 case vmIntrinsics::_fsignum:
476 if (!Matcher::match_rule_supported(Op_SignumF)) return false;
477 break;
478 case vmIntrinsics::_hashCode:
479 case vmIntrinsics::_identityHashCode:
480 case vmIntrinsics::_getClass:
481 case vmIntrinsics::_dsin:
482 case vmIntrinsics::_dcos:
483 case vmIntrinsics::_dtan:
484 case vmIntrinsics::_dabs:
485 case vmIntrinsics::_fabs:
486 case vmIntrinsics::_iabs:
487 case vmIntrinsics::_labs:
488 case vmIntrinsics::_datan2:
489 case vmIntrinsics::_dsqrt:
490 case vmIntrinsics::_dexp:
491 case vmIntrinsics::_dlog:
492 case vmIntrinsics::_dlog10:
493 case vmIntrinsics::_dpow:
494 case vmIntrinsics::_min:
495 case vmIntrinsics::_max:
496 case vmIntrinsics::_arraycopy:
497 case vmIntrinsics::_indexOfL:
498 case vmIntrinsics::_indexOfU:
499 case vmIntrinsics::_indexOfUL:
500 case vmIntrinsics::_indexOfIL:
501 case vmIntrinsics::_indexOfIU:
502 case vmIntrinsics::_indexOfIUL:
503 case vmIntrinsics::_indexOfU_char:
504 case vmIntrinsics::_toBytesStringU:
505 case vmIntrinsics::_getCharsStringU:
506 case vmIntrinsics::_getCharStringU:
507 case vmIntrinsics::_putCharStringU:
508 case vmIntrinsics::_getReference:
509 case vmIntrinsics::_getBoolean:
510 case vmIntrinsics::_getByte:
511 case vmIntrinsics::_getShort:
512 case vmIntrinsics::_getChar:
513 case vmIntrinsics::_getInt:
514 case vmIntrinsics::_getLong:
515 case vmIntrinsics::_getFloat:
516 case vmIntrinsics::_getDouble:
517 case vmIntrinsics::_putReference:
518 case vmIntrinsics::_putBoolean:
519 case vmIntrinsics::_putByte:
520 case vmIntrinsics::_putShort:
521 case vmIntrinsics::_putChar:
522 case vmIntrinsics::_putInt:
523 case vmIntrinsics::_putLong:
524 case vmIntrinsics::_putFloat:
525 case vmIntrinsics::_putDouble:
526 case vmIntrinsics::_getReferenceVolatile:
527 case vmIntrinsics::_getBooleanVolatile:
528 case vmIntrinsics::_getByteVolatile:
529 case vmIntrinsics::_getShortVolatile:
530 case vmIntrinsics::_getCharVolatile:
531 case vmIntrinsics::_getIntVolatile:
532 case vmIntrinsics::_getLongVolatile:
533 case vmIntrinsics::_getFloatVolatile:
534 case vmIntrinsics::_getDoubleVolatile:
535 case vmIntrinsics::_putReferenceVolatile:
536 case vmIntrinsics::_putBooleanVolatile:
537 case vmIntrinsics::_putByteVolatile:
538 case vmIntrinsics::_putShortVolatile:
539 case vmIntrinsics::_putCharVolatile:
540 case vmIntrinsics::_putIntVolatile:
541 case vmIntrinsics::_putLongVolatile:
542 case vmIntrinsics::_putFloatVolatile:
543 case vmIntrinsics::_putDoubleVolatile:
544 case vmIntrinsics::_getReferenceAcquire:
545 case vmIntrinsics::_getBooleanAcquire:
546 case vmIntrinsics::_getByteAcquire:
547 case vmIntrinsics::_getShortAcquire:
548 case vmIntrinsics::_getCharAcquire:
549 case vmIntrinsics::_getIntAcquire:
550 case vmIntrinsics::_getLongAcquire:
551 case vmIntrinsics::_getFloatAcquire:
552 case vmIntrinsics::_getDoubleAcquire:
553 case vmIntrinsics::_putReferenceRelease:
554 case vmIntrinsics::_putBooleanRelease:
555 case vmIntrinsics::_putByteRelease:
556 case vmIntrinsics::_putShortRelease:
557 case vmIntrinsics::_putCharRelease:
558 case vmIntrinsics::_putIntRelease:
559 case vmIntrinsics::_putLongRelease:
560 case vmIntrinsics::_putFloatRelease:
561 case vmIntrinsics::_putDoubleRelease:
562 case vmIntrinsics::_getReferenceOpaque:
563 case vmIntrinsics::_getBooleanOpaque:
564 case vmIntrinsics::_getByteOpaque:
565 case vmIntrinsics::_getShortOpaque:
566 case vmIntrinsics::_getCharOpaque:
567 case vmIntrinsics::_getIntOpaque:
568 case vmIntrinsics::_getLongOpaque:
569 case vmIntrinsics::_getFloatOpaque:
570 case vmIntrinsics::_getDoubleOpaque:
571 case vmIntrinsics::_putReferenceOpaque:
572 case vmIntrinsics::_putBooleanOpaque:
573 case vmIntrinsics::_putByteOpaque:
574 case vmIntrinsics::_putShortOpaque:
575 case vmIntrinsics::_putCharOpaque:
576 case vmIntrinsics::_putIntOpaque:
577 case vmIntrinsics::_putLongOpaque:
578 case vmIntrinsics::_putFloatOpaque:
579 case vmIntrinsics::_putDoubleOpaque:
580 case vmIntrinsics::_getShortUnaligned:
581 case vmIntrinsics::_getCharUnaligned:
582 case vmIntrinsics::_getIntUnaligned:
583 case vmIntrinsics::_getLongUnaligned:
584 case vmIntrinsics::_putShortUnaligned:
585 case vmIntrinsics::_putCharUnaligned:
586 case vmIntrinsics::_putIntUnaligned:
587 case vmIntrinsics::_putLongUnaligned:
588 case vmIntrinsics::_loadFence:
589 case vmIntrinsics::_storeFence:
590 case vmIntrinsics::_fullFence:
591 case vmIntrinsics::_currentThread:
592 #ifdef JFR_HAVE_INTRINSICS
593 case vmIntrinsics::_counterTime:
594 case vmIntrinsics::_getClassId:
595 case vmIntrinsics::_getEventWriter:
596 #endif
597 case vmIntrinsics::_currentTimeMillis:
598 case vmIntrinsics::_nanoTime:
599 case vmIntrinsics::_allocateInstance:
600 case vmIntrinsics::_allocateUninitializedArray:
601 case vmIntrinsics::_newArray:
602 case vmIntrinsics::_getLength:
603 case vmIntrinsics::_copyOf:
604 case vmIntrinsics::_copyOfRange:
605 case vmIntrinsics::_clone:
606 case vmIntrinsics::_isAssignableFrom:
607 case vmIntrinsics::_isInstance:
608 case vmIntrinsics::_getModifiers:
609 case vmIntrinsics::_isInterface:
610 case vmIntrinsics::_isArray:
611 case vmIntrinsics::_isPrimitive:
612 case vmIntrinsics::_isHidden:
613 case vmIntrinsics::_getSuperclass:
614 case vmIntrinsics::_getClassAccessFlags:
615 case vmIntrinsics::_floatToRawIntBits:
616 case vmIntrinsics::_floatToIntBits:
617 case vmIntrinsics::_intBitsToFloat:
618 case vmIntrinsics::_doubleToRawLongBits:
619 case vmIntrinsics::_doubleToLongBits:
620 case vmIntrinsics::_longBitsToDouble:
621 case vmIntrinsics::_Reference_get:
622 case vmIntrinsics::_Class_cast:
623 case vmIntrinsics::_aescrypt_encryptBlock:
624 case vmIntrinsics::_aescrypt_decryptBlock:
625 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt:
626 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt:
627 case vmIntrinsics::_electronicCodeBook_encryptAESCrypt:
628 case vmIntrinsics::_electronicCodeBook_decryptAESCrypt:
629 case vmIntrinsics::_counterMode_AESCrypt:
630 case vmIntrinsics::_sha_implCompress:
631 case vmIntrinsics::_sha2_implCompress:
632 case vmIntrinsics::_sha5_implCompress:
633 case vmIntrinsics::_digestBase_implCompressMB:
634 case vmIntrinsics::_multiplyToLen:
635 case vmIntrinsics::_squareToLen:
636 case vmIntrinsics::_mulAdd:
637 case vmIntrinsics::_montgomeryMultiply:
638 case vmIntrinsics::_montgomerySquare:
639 case vmIntrinsics::_bigIntegerRightShiftWorker:
640 case vmIntrinsics::_bigIntegerLeftShiftWorker:
641 case vmIntrinsics::_vectorizedMismatch:
642 case vmIntrinsics::_ghash_processBlocks:
643 case vmIntrinsics::_base64_encodeBlock:
644 case vmIntrinsics::_updateCRC32:
645 case vmIntrinsics::_updateBytesCRC32:
646 case vmIntrinsics::_updateByteBufferCRC32:
647 case vmIntrinsics::_updateBytesCRC32C:
648 case vmIntrinsics::_updateDirectByteBufferCRC32C:
649 case vmIntrinsics::_updateBytesAdler32:
650 case vmIntrinsics::_updateByteBufferAdler32:
651 case vmIntrinsics::_profileBoolean:
652 case vmIntrinsics::_isCompileConstant:
653 case vmIntrinsics::_Preconditions_checkIndex:
654 break;
655 default:
656 return false;
657 }
658 return true;
659 }
660
661 int C2Compiler::initial_code_buffer_size(int const_size) {
662 // See Compile::init_scratch_buffer_blob
663 int locs_size = sizeof(relocInfo) * PhaseOutput::MAX_locs_size;
664 int slop = 2 * CodeSection::end_slop(); // space between sections
665 return PhaseOutput::MAX_inst_size + PhaseOutput::MAX_stubs_size + const_size + slop + locs_size;
666 }