1 /* 2 * Copyright (c) 1999, 2018, 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 "jfr/support/jfrIntrinsics.hpp" 27 #include "opto/c2compiler.hpp" 28 #include "opto/compile.hpp" 29 #include "opto/optoreg.hpp" 30 #include "opto/output.hpp" 31 #include "opto/runtime.hpp" 32 #include "utilities/macros.hpp" 33 34 35 // register information defined by ADLC 36 extern const char register_save_policy[]; 37 extern const int register_save_type[]; 38 39 const char* C2Compiler::retry_no_subsuming_loads() { 40 return "retry without subsuming loads"; 41 } 42 const char* C2Compiler::retry_no_escape_analysis() { 43 return "retry without escape analysis"; 44 } 45 const char* C2Compiler::retry_class_loading_during_parsing() { 46 return "retry class loading during parsing"; 47 } 48 bool C2Compiler::init_c2_runtime() { 49 50 // Check assumptions used while running ADLC 51 Compile::adlc_verification(); 52 assert(REG_COUNT <= ConcreteRegisterImpl::number_of_registers, "incompatible register counts"); 53 54 for (int i = 0; i < ConcreteRegisterImpl::number_of_registers ; i++ ) { 55 OptoReg::vm2opto[i] = OptoReg::Bad; 56 } 57 58 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(REG_COUNT); i = OptoReg::add(i,1) ) { 59 VMReg r = OptoReg::as_VMReg(i); 60 if (r->is_valid()) { 61 OptoReg::vm2opto[r->value()] = i; 62 } 63 } 64 65 // Check that runtime and architecture description agree on callee-saved-floats 66 bool callee_saved_floats = false; 67 for( OptoReg::Name i=OptoReg::Name(0); i<OptoReg::Name(_last_Mach_Reg); i = OptoReg::add(i,1) ) { 68 // Is there a callee-saved float or double? 69 if( register_save_policy[i] == 'E' /* callee-saved */ && 70 (register_save_type[i] == Op_RegF || register_save_type[i] == Op_RegD) ) { 71 callee_saved_floats = true; 72 } 73 } 74 75 DEBUG_ONLY( Node::init_NodeProperty(); ) 76 77 Compile::pd_compiler2_init(); 78 79 CompilerThread* thread = CompilerThread::current(); 80 81 HandleMark handle_mark(thread); 82 return OptoRuntime::generate(thread->env()); 83 } 84 85 void C2Compiler::initialize() { 86 // The first compiler thread that gets here will initialize the 87 // small amount of global state (and runtime stubs) that C2 needs. 88 89 // There is a race possible once at startup and then we're fine 90 91 // Note that this is being called from a compiler thread not the 92 // main startup thread. 93 if (should_perform_init()) { 94 bool successful = C2Compiler::init_c2_runtime(); 95 int new_state = (successful) ? initialized : failed; 96 set_state(new_state); 97 } 98 } 99 100 void C2Compiler::compile_method(ciEnv* env, ciMethod* target, int entry_bci, DirectiveSet* directive) { 101 assert(is_initialized(), "Compiler thread must be initialized"); 102 103 bool subsume_loads = SubsumeLoads; 104 bool do_escape_analysis = DoEscapeAnalysis && !env->should_retain_local_variables(); 105 bool eliminate_boxing = EliminateAutoBox; 106 107 while (!env->failing()) { 108 // Attempt to compile while subsuming loads into machine instructions. 109 Compile C(env, this, target, entry_bci, subsume_loads, do_escape_analysis, eliminate_boxing, directive); 110 111 // Check result and retry if appropriate. 112 if (C.failure_reason() != NULL) { 113 if (C.failure_reason_is(retry_class_loading_during_parsing())) { 114 env->report_failure(C.failure_reason()); 115 continue; // retry 116 } 117 if (C.failure_reason_is(retry_no_subsuming_loads())) { 118 assert(subsume_loads, "must make progress"); 119 subsume_loads = false; 120 env->report_failure(C.failure_reason()); 121 continue; // retry 122 } 123 if (C.failure_reason_is(retry_no_escape_analysis())) { 124 assert(do_escape_analysis, "must make progress"); 125 do_escape_analysis = false; 126 env->report_failure(C.failure_reason()); 127 continue; // retry 128 } 129 if (C.has_boxed_value()) { 130 // Recompile without boxing elimination regardless failure reason. 131 assert(eliminate_boxing, "must make progress"); 132 eliminate_boxing = false; 133 env->report_failure(C.failure_reason()); 134 continue; // retry 135 } 136 // Pass any other failure reason up to the ciEnv. 137 // Note that serious, irreversible failures are already logged 138 // on the ciEnv via env->record_method_not_compilable(). 139 env->record_failure(C.failure_reason()); 140 } 141 if (StressRecompilation) { 142 if (subsume_loads) { 143 subsume_loads = false; 144 continue; // retry 145 } 146 if (do_escape_analysis) { 147 do_escape_analysis = false; 148 continue; // retry 149 } 150 } 151 152 // print inlining for last compilation only 153 C.dump_print_inlining(); 154 155 // No retry; just break the loop. 156 break; 157 } 158 } 159 160 void C2Compiler::print_timers() { 161 Compile::print_timers(); 162 } 163 164 bool C2Compiler::is_intrinsic_supported(const methodHandle& method, bool is_virtual) { 165 vmIntrinsics::ID id = method->intrinsic_id(); 166 assert(id != vmIntrinsics::_none, "must be a VM intrinsic"); 167 168 if (id < vmIntrinsics::FIRST_ID || id > vmIntrinsics::LAST_COMPILER_INLINE) { 169 return false; 170 } 171 172 // Only Object.hashCode and Object.clone intrinsics implement also a virtual 173 // dispatch because calling both methods is expensive but both methods are 174 // frequently overridden. All other intrinsics implement only a non-virtual 175 // dispatch. 176 if (is_virtual) { 177 switch (id) { 178 case vmIntrinsics::_hashCode: 179 case vmIntrinsics::_clone: 180 break; 181 default: 182 return false; 183 } 184 } 185 186 switch (id) { 187 case vmIntrinsics::_compressStringC: 188 case vmIntrinsics::_compressStringB: 189 if (!Matcher::has_match_rule(Op_StrCompressedCopy)) return false; 190 break; 191 case vmIntrinsics::_inflateStringC: 192 case vmIntrinsics::_inflateStringB: 193 if (!Matcher::has_match_rule(Op_StrInflatedCopy)) return false; 194 break; 195 case vmIntrinsics::_compareToL: 196 case vmIntrinsics::_compareToU: 197 case vmIntrinsics::_compareToLU: 198 case vmIntrinsics::_compareToUL: 199 if (!Matcher::match_rule_supported(Op_StrComp)) return false; 200 break; 201 case vmIntrinsics::_equalsL: 202 case vmIntrinsics::_equalsU: 203 if (!Matcher::match_rule_supported(Op_StrEquals)) return false; 204 break; 205 case vmIntrinsics::_equalsB: 206 case vmIntrinsics::_equalsC: 207 if (!Matcher::match_rule_supported(Op_AryEq)) return false; 208 break; 209 case vmIntrinsics::_copyMemory: 210 if (StubRoutines::unsafe_arraycopy() == NULL) return false; 211 break; 212 case vmIntrinsics::_encodeISOArray: 213 case vmIntrinsics::_encodeByteISOArray: 214 if (!Matcher::match_rule_supported(Op_EncodeISOArray)) return false; 215 break; 216 case vmIntrinsics::_hasNegatives: 217 if (!Matcher::match_rule_supported(Op_HasNegatives)) return false; 218 break; 219 case vmIntrinsics::_bitCount_i: 220 if (!Matcher::match_rule_supported(Op_PopCountI)) return false; 221 break; 222 case vmIntrinsics::_bitCount_l: 223 if (!Matcher::match_rule_supported(Op_PopCountL)) return false; 224 break; 225 case vmIntrinsics::_numberOfLeadingZeros_i: 226 if (!Matcher::match_rule_supported(Op_CountLeadingZerosI)) return false; 227 break; 228 case vmIntrinsics::_numberOfLeadingZeros_l: 229 if (!Matcher::match_rule_supported(Op_CountLeadingZerosL)) return false; 230 break; 231 case vmIntrinsics::_numberOfTrailingZeros_i: 232 if (!Matcher::match_rule_supported(Op_CountTrailingZerosI)) return false; 233 break; 234 case vmIntrinsics::_numberOfTrailingZeros_l: 235 if (!Matcher::match_rule_supported(Op_CountTrailingZerosL)) return false; 236 break; 237 case vmIntrinsics::_reverseBytes_c: 238 if (!Matcher::match_rule_supported(Op_ReverseBytesUS)) return false; 239 break; 240 case vmIntrinsics::_reverseBytes_s: 241 if (!Matcher::match_rule_supported(Op_ReverseBytesS)) return false; 242 break; 243 case vmIntrinsics::_reverseBytes_i: 244 if (!Matcher::match_rule_supported(Op_ReverseBytesI)) return false; 245 break; 246 case vmIntrinsics::_reverseBytes_l: 247 if (!Matcher::match_rule_supported(Op_ReverseBytesL)) return false; 248 break; 249 250 /* CompareAndSet, Object: */ 251 case vmIntrinsics::_compareAndSetReference: 252 #ifdef _LP64 253 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapN)) return false; 254 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndSwapP)) return false; 255 #else 256 if (!Matcher::match_rule_supported(Op_CompareAndSwapP)) return false; 257 #endif 258 break; 259 case vmIntrinsics::_weakCompareAndSetReferencePlain: 260 case vmIntrinsics::_weakCompareAndSetReferenceAcquire: 261 case vmIntrinsics::_weakCompareAndSetReferenceRelease: 262 case vmIntrinsics::_weakCompareAndSetReference: 263 #ifdef _LP64 264 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapN)) return false; 265 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false; 266 #else 267 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapP)) return false; 268 #endif 269 break; 270 /* CompareAndSet, Long: */ 271 case vmIntrinsics::_compareAndSetLong: 272 if (!Matcher::match_rule_supported(Op_CompareAndSwapL)) return false; 273 break; 274 case vmIntrinsics::_weakCompareAndSetLongPlain: 275 case vmIntrinsics::_weakCompareAndSetLongAcquire: 276 case vmIntrinsics::_weakCompareAndSetLongRelease: 277 case vmIntrinsics::_weakCompareAndSetLong: 278 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapL)) return false; 279 break; 280 281 /* CompareAndSet, Int: */ 282 case vmIntrinsics::_compareAndSetInt: 283 if (!Matcher::match_rule_supported(Op_CompareAndSwapI)) return false; 284 break; 285 case vmIntrinsics::_weakCompareAndSetIntPlain: 286 case vmIntrinsics::_weakCompareAndSetIntAcquire: 287 case vmIntrinsics::_weakCompareAndSetIntRelease: 288 case vmIntrinsics::_weakCompareAndSetInt: 289 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapI)) return false; 290 break; 291 292 /* CompareAndSet, Byte: */ 293 case vmIntrinsics::_compareAndSetByte: 294 if (!Matcher::match_rule_supported(Op_CompareAndSwapB)) return false; 295 break; 296 case vmIntrinsics::_weakCompareAndSetBytePlain: 297 case vmIntrinsics::_weakCompareAndSetByteAcquire: 298 case vmIntrinsics::_weakCompareAndSetByteRelease: 299 case vmIntrinsics::_weakCompareAndSetByte: 300 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapB)) return false; 301 break; 302 303 /* CompareAndSet, Short: */ 304 case vmIntrinsics::_compareAndSetShort: 305 if (!Matcher::match_rule_supported(Op_CompareAndSwapS)) return false; 306 break; 307 case vmIntrinsics::_weakCompareAndSetShortPlain: 308 case vmIntrinsics::_weakCompareAndSetShortAcquire: 309 case vmIntrinsics::_weakCompareAndSetShortRelease: 310 case vmIntrinsics::_weakCompareAndSetShort: 311 if (!Matcher::match_rule_supported(Op_WeakCompareAndSwapS)) return false; 312 break; 313 314 /* CompareAndExchange, Object: */ 315 case vmIntrinsics::_compareAndExchangeReference: 316 case vmIntrinsics::_compareAndExchangeReferenceAcquire: 317 case vmIntrinsics::_compareAndExchangeReferenceRelease: 318 #ifdef _LP64 319 if ( UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeN)) return false; 320 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false; 321 #else 322 if (!Matcher::match_rule_supported(Op_CompareAndExchangeP)) return false; 323 #endif 324 break; 325 326 /* CompareAndExchange, Long: */ 327 case vmIntrinsics::_compareAndExchangeLong: 328 case vmIntrinsics::_compareAndExchangeLongAcquire: 329 case vmIntrinsics::_compareAndExchangeLongRelease: 330 if (!Matcher::match_rule_supported(Op_CompareAndExchangeL)) return false; 331 break; 332 333 /* CompareAndExchange, Int: */ 334 case vmIntrinsics::_compareAndExchangeInt: 335 case vmIntrinsics::_compareAndExchangeIntAcquire: 336 case vmIntrinsics::_compareAndExchangeIntRelease: 337 if (!Matcher::match_rule_supported(Op_CompareAndExchangeI)) return false; 338 break; 339 340 /* CompareAndExchange, Byte: */ 341 case vmIntrinsics::_compareAndExchangeByte: 342 case vmIntrinsics::_compareAndExchangeByteAcquire: 343 case vmIntrinsics::_compareAndExchangeByteRelease: 344 if (!Matcher::match_rule_supported(Op_CompareAndExchangeB)) return false; 345 break; 346 347 /* CompareAndExchange, Short: */ 348 case vmIntrinsics::_compareAndExchangeShort: 349 case vmIntrinsics::_compareAndExchangeShortAcquire: 350 case vmIntrinsics::_compareAndExchangeShortRelease: 351 if (!Matcher::match_rule_supported(Op_CompareAndExchangeS)) return false; 352 break; 353 354 case vmIntrinsics::_getAndAddByte: 355 if (!Matcher::match_rule_supported(Op_GetAndAddB)) return false; 356 break; 357 case vmIntrinsics::_getAndAddShort: 358 if (!Matcher::match_rule_supported(Op_GetAndAddS)) return false; 359 break; 360 case vmIntrinsics::_getAndAddInt: 361 if (!Matcher::match_rule_supported(Op_GetAndAddI)) return false; 362 break; 363 case vmIntrinsics::_getAndAddLong: 364 if (!Matcher::match_rule_supported(Op_GetAndAddL)) return false; 365 break; 366 367 case vmIntrinsics::_getAndSetByte: 368 if (!Matcher::match_rule_supported(Op_GetAndSetB)) return false; 369 break; 370 case vmIntrinsics::_getAndSetShort: 371 if (!Matcher::match_rule_supported(Op_GetAndSetS)) return false; 372 break; 373 case vmIntrinsics::_getAndSetInt: 374 if (!Matcher::match_rule_supported(Op_GetAndSetI)) return false; 375 break; 376 case vmIntrinsics::_getAndSetLong: 377 if (!Matcher::match_rule_supported(Op_GetAndSetL)) return false; 378 break; 379 case vmIntrinsics::_getAndSetReference: 380 #ifdef _LP64 381 if (!UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetP)) return false; 382 if (UseCompressedOops && !Matcher::match_rule_supported(Op_GetAndSetN)) return false; 383 break; 384 #else 385 if (!Matcher::match_rule_supported(Op_GetAndSetP)) return false; 386 break; 387 #endif 388 case vmIntrinsics::_incrementExactI: 389 case vmIntrinsics::_addExactI: 390 if (!Matcher::match_rule_supported(Op_OverflowAddI)) return false; 391 break; 392 case vmIntrinsics::_incrementExactL: 393 case vmIntrinsics::_addExactL: 394 if (!Matcher::match_rule_supported(Op_OverflowAddL)) return false; 395 break; 396 case vmIntrinsics::_decrementExactI: 397 case vmIntrinsics::_subtractExactI: 398 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false; 399 break; 400 case vmIntrinsics::_decrementExactL: 401 case vmIntrinsics::_subtractExactL: 402 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false; 403 break; 404 case vmIntrinsics::_negateExactI: 405 if (!Matcher::match_rule_supported(Op_OverflowSubI)) return false; 406 break; 407 case vmIntrinsics::_negateExactL: 408 if (!Matcher::match_rule_supported(Op_OverflowSubL)) return false; 409 break; 410 case vmIntrinsics::_multiplyExactI: 411 if (!Matcher::match_rule_supported(Op_OverflowMulI)) return false; 412 break; 413 case vmIntrinsics::_multiplyExactL: 414 if (!Matcher::match_rule_supported(Op_OverflowMulL)) return false; 415 break; 416 case vmIntrinsics::_multiplyHigh: 417 if (!Matcher::match_rule_supported(Op_MulHiL)) return false; 418 break; 419 case vmIntrinsics::_getCallerClass: 420 if (SystemDictionary::reflect_CallerSensitive_klass() == NULL) return false; 421 break; 422 case vmIntrinsics::_onSpinWait: 423 if (!Matcher::match_rule_supported(Op_OnSpinWait)) return false; 424 break; 425 case vmIntrinsics::_fmaD: 426 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaD)) return false; 427 break; 428 case vmIntrinsics::_fmaF: 429 if (!UseFMA || !Matcher::match_rule_supported(Op_FmaF)) return false; 430 break; 431 case vmIntrinsics::_isDigit: 432 if (!Matcher::match_rule_supported(Op_Digit)) return false; 433 break; 434 case vmIntrinsics::_isLowerCase: 435 if (!Matcher::match_rule_supported(Op_LowerCase)) return false; 436 break; 437 case vmIntrinsics::_isUpperCase: 438 if (!Matcher::match_rule_supported(Op_UpperCase)) return false; 439 break; 440 case vmIntrinsics::_isWhitespace: 441 if (!Matcher::match_rule_supported(Op_Whitespace)) return false; 442 break; 443 case vmIntrinsics::_hashCode: 444 case vmIntrinsics::_identityHashCode: 445 case vmIntrinsics::_getClass: 446 case vmIntrinsics::_dsin: 447 case vmIntrinsics::_dcos: 448 case vmIntrinsics::_dtan: 449 case vmIntrinsics::_dabs: 450 case vmIntrinsics::_datan2: 451 case vmIntrinsics::_dsqrt: 452 case vmIntrinsics::_dexp: 453 case vmIntrinsics::_dlog: 454 case vmIntrinsics::_dlog10: 455 case vmIntrinsics::_dpow: 456 case vmIntrinsics::_min: 457 case vmIntrinsics::_max: 458 case vmIntrinsics::_arraycopy: 459 case vmIntrinsics::_indexOfL: 460 case vmIntrinsics::_indexOfU: 461 case vmIntrinsics::_indexOfUL: 462 case vmIntrinsics::_indexOfIL: 463 case vmIntrinsics::_indexOfIU: 464 case vmIntrinsics::_indexOfIUL: 465 case vmIntrinsics::_indexOfU_char: 466 case vmIntrinsics::_toBytesStringU: 467 case vmIntrinsics::_getCharsStringU: 468 case vmIntrinsics::_getCharStringU: 469 case vmIntrinsics::_putCharStringU: 470 case vmIntrinsics::_getReference: 471 case vmIntrinsics::_getBoolean: 472 case vmIntrinsics::_getByte: 473 case vmIntrinsics::_getShort: 474 case vmIntrinsics::_getChar: 475 case vmIntrinsics::_getInt: 476 case vmIntrinsics::_getLong: 477 case vmIntrinsics::_getFloat: 478 case vmIntrinsics::_getDouble: 479 case vmIntrinsics::_putReference: 480 case vmIntrinsics::_putBoolean: 481 case vmIntrinsics::_putByte: 482 case vmIntrinsics::_putShort: 483 case vmIntrinsics::_putChar: 484 case vmIntrinsics::_putInt: 485 case vmIntrinsics::_putLong: 486 case vmIntrinsics::_putFloat: 487 case vmIntrinsics::_putDouble: 488 case vmIntrinsics::_getReferenceVolatile: 489 case vmIntrinsics::_getBooleanVolatile: 490 case vmIntrinsics::_getByteVolatile: 491 case vmIntrinsics::_getShortVolatile: 492 case vmIntrinsics::_getCharVolatile: 493 case vmIntrinsics::_getIntVolatile: 494 case vmIntrinsics::_getLongVolatile: 495 case vmIntrinsics::_getFloatVolatile: 496 case vmIntrinsics::_getDoubleVolatile: 497 case vmIntrinsics::_putReferenceVolatile: 498 case vmIntrinsics::_putBooleanVolatile: 499 case vmIntrinsics::_putByteVolatile: 500 case vmIntrinsics::_putShortVolatile: 501 case vmIntrinsics::_putCharVolatile: 502 case vmIntrinsics::_putIntVolatile: 503 case vmIntrinsics::_putLongVolatile: 504 case vmIntrinsics::_putFloatVolatile: 505 case vmIntrinsics::_putDoubleVolatile: 506 case vmIntrinsics::_getReferenceAcquire: 507 case vmIntrinsics::_getBooleanAcquire: 508 case vmIntrinsics::_getByteAcquire: 509 case vmIntrinsics::_getShortAcquire: 510 case vmIntrinsics::_getCharAcquire: 511 case vmIntrinsics::_getIntAcquire: 512 case vmIntrinsics::_getLongAcquire: 513 case vmIntrinsics::_getFloatAcquire: 514 case vmIntrinsics::_getDoubleAcquire: 515 case vmIntrinsics::_putReferenceRelease: 516 case vmIntrinsics::_putBooleanRelease: 517 case vmIntrinsics::_putByteRelease: 518 case vmIntrinsics::_putShortRelease: 519 case vmIntrinsics::_putCharRelease: 520 case vmIntrinsics::_putIntRelease: 521 case vmIntrinsics::_putLongRelease: 522 case vmIntrinsics::_putFloatRelease: 523 case vmIntrinsics::_putDoubleRelease: 524 case vmIntrinsics::_getReferenceOpaque: 525 case vmIntrinsics::_getBooleanOpaque: 526 case vmIntrinsics::_getByteOpaque: 527 case vmIntrinsics::_getShortOpaque: 528 case vmIntrinsics::_getCharOpaque: 529 case vmIntrinsics::_getIntOpaque: 530 case vmIntrinsics::_getLongOpaque: 531 case vmIntrinsics::_getFloatOpaque: 532 case vmIntrinsics::_getDoubleOpaque: 533 case vmIntrinsics::_putReferenceOpaque: 534 case vmIntrinsics::_putBooleanOpaque: 535 case vmIntrinsics::_putByteOpaque: 536 case vmIntrinsics::_putShortOpaque: 537 case vmIntrinsics::_putCharOpaque: 538 case vmIntrinsics::_putIntOpaque: 539 case vmIntrinsics::_putLongOpaque: 540 case vmIntrinsics::_putFloatOpaque: 541 case vmIntrinsics::_putDoubleOpaque: 542 case vmIntrinsics::_getShortUnaligned: 543 case vmIntrinsics::_getCharUnaligned: 544 case vmIntrinsics::_getIntUnaligned: 545 case vmIntrinsics::_getLongUnaligned: 546 case vmIntrinsics::_putShortUnaligned: 547 case vmIntrinsics::_putCharUnaligned: 548 case vmIntrinsics::_putIntUnaligned: 549 case vmIntrinsics::_putLongUnaligned: 550 case vmIntrinsics::_loadFence: 551 case vmIntrinsics::_storeFence: 552 case vmIntrinsics::_fullFence: 553 case vmIntrinsics::_currentThread: 554 case vmIntrinsics::_isInterrupted: 555 #ifdef JFR_HAVE_INTRINSICS 556 case vmIntrinsics::_counterTime: 557 case vmIntrinsics::_getClassId: 558 case vmIntrinsics::_getEventWriter: 559 #endif 560 case vmIntrinsics::_currentTimeMillis: 561 case vmIntrinsics::_nanoTime: 562 case vmIntrinsics::_allocateInstance: 563 case vmIntrinsics::_allocateUninitializedArray: 564 case vmIntrinsics::_newArray: 565 case vmIntrinsics::_getLength: 566 case vmIntrinsics::_copyOf: 567 case vmIntrinsics::_copyOfRange: 568 case vmIntrinsics::_clone: 569 case vmIntrinsics::_isAssignableFrom: 570 case vmIntrinsics::_isInstance: 571 case vmIntrinsics::_getModifiers: 572 case vmIntrinsics::_isInterface: 573 case vmIntrinsics::_isArray: 574 case vmIntrinsics::_isPrimitive: 575 case vmIntrinsics::_getSuperclass: 576 case vmIntrinsics::_getClassAccessFlags: 577 case vmIntrinsics::_floatToRawIntBits: 578 case vmIntrinsics::_floatToIntBits: 579 case vmIntrinsics::_intBitsToFloat: 580 case vmIntrinsics::_doubleToRawLongBits: 581 case vmIntrinsics::_doubleToLongBits: 582 case vmIntrinsics::_longBitsToDouble: 583 case vmIntrinsics::_Reference_get: 584 case vmIntrinsics::_Class_cast: 585 case vmIntrinsics::_aescrypt_encryptBlock: 586 case vmIntrinsics::_aescrypt_decryptBlock: 587 case vmIntrinsics::_cipherBlockChaining_encryptAESCrypt: 588 case vmIntrinsics::_cipherBlockChaining_decryptAESCrypt: 589 case vmIntrinsics::_counterMode_AESCrypt: 590 case vmIntrinsics::_sha_implCompress: 591 case vmIntrinsics::_sha2_implCompress: 592 case vmIntrinsics::_sha5_implCompress: 593 case vmIntrinsics::_digestBase_implCompressMB: 594 case vmIntrinsics::_multiplyToLen: 595 case vmIntrinsics::_squareToLen: 596 case vmIntrinsics::_mulAdd: 597 case vmIntrinsics::_montgomeryMultiply: 598 case vmIntrinsics::_montgomerySquare: 599 case vmIntrinsics::_vectorizedMismatch: 600 case vmIntrinsics::_ghash_processBlocks: 601 case vmIntrinsics::_base64_encodeBlock: 602 case vmIntrinsics::_updateCRC32: 603 case vmIntrinsics::_updateBytesCRC32: 604 case vmIntrinsics::_updateByteBufferCRC32: 605 case vmIntrinsics::_updateBytesCRC32C: 606 case vmIntrinsics::_updateDirectByteBufferCRC32C: 607 case vmIntrinsics::_updateBytesAdler32: 608 case vmIntrinsics::_updateByteBufferAdler32: 609 case vmIntrinsics::_profileBoolean: 610 case vmIntrinsics::_isCompileConstant: 611 case vmIntrinsics::_Preconditions_checkIndex: 612 break; 613 default: 614 return false; 615 } 616 return true; 617 } 618 619 int C2Compiler::initial_code_buffer_size(int const_size) { 620 // See Compile::init_scratch_buffer_blob 621 int locs_size = sizeof(relocInfo) * Compile::MAX_locs_size; 622 int slop = 2 * CodeSection::end_slop(); // space between sections 623 return Compile::MAX_inst_size + Compile::MAX_stubs_size + const_size + slop + locs_size; 624 }