Mercurial > hg > truffle
annotate src/share/vm/c1/c1_Compilation.cpp @ 1204:18a389214829
6921352: JSR 292 needs its own deopt handler
Summary: We need to introduce a new MH deopt handler so we can easily determine if the deopt happened at a MH call site or not.
Reviewed-by: never, jrose
| author | twisti |
|---|---|
| date | Mon, 01 Feb 2010 19:29:46 +0100 |
| parents | 24128c2ffa87 |
| children | 9f5b60a14736 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1204 | 2 * Copyright 1999-2010 Sun Microsystems, Inc. All Rights Reserved. |
| 0 | 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 21 * have any questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #include "incls/_precompiled.incl" | |
| 26 #include "incls/_c1_Compilation.cpp.incl" | |
| 27 | |
| 28 | |
| 29 typedef enum { | |
| 30 _t_compile, | |
| 31 _t_setup, | |
| 32 _t_optimizeIR, | |
| 33 _t_buildIR, | |
| 34 _t_emit_lir, | |
| 35 _t_linearScan, | |
| 36 _t_lirGeneration, | |
| 37 _t_lir_schedule, | |
| 38 _t_codeemit, | |
| 39 _t_codeinstall, | |
| 40 max_phase_timers | |
| 41 } TimerName; | |
| 42 | |
| 43 static const char * timer_name[] = { | |
| 44 "compile", | |
| 45 "setup", | |
| 46 "optimizeIR", | |
| 47 "buildIR", | |
| 48 "emit_lir", | |
| 49 "linearScan", | |
| 50 "lirGeneration", | |
| 51 "lir_schedule", | |
| 52 "codeemit", | |
| 53 "codeinstall" | |
| 54 }; | |
| 55 | |
| 56 static elapsedTimer timers[max_phase_timers]; | |
| 57 static int totalInstructionNodes = 0; | |
| 58 | |
| 59 class PhaseTraceTime: public TraceTime { | |
| 60 private: | |
| 61 JavaThread* _thread; | |
| 62 | |
| 63 public: | |
| 64 PhaseTraceTime(TimerName timer): | |
| 65 TraceTime("", &timers[timer], CITime || CITimeEach, Verbose) { | |
| 66 } | |
| 67 }; | |
| 68 | |
| 69 Arena* Compilation::_arena = NULL; | |
| 70 Compilation* Compilation::_compilation = NULL; | |
| 71 | |
| 72 // Implementation of Compilation | |
| 73 | |
| 74 | |
| 75 #ifndef PRODUCT | |
| 76 | |
| 77 void Compilation::maybe_print_current_instruction() { | |
| 78 if (_current_instruction != NULL && _last_instruction_printed != _current_instruction) { | |
| 79 _last_instruction_printed = _current_instruction; | |
| 80 _current_instruction->print_line(); | |
| 81 } | |
| 82 } | |
| 83 #endif // PRODUCT | |
| 84 | |
| 85 | |
| 86 DebugInformationRecorder* Compilation::debug_info_recorder() const { | |
| 87 return _env->debug_info(); | |
| 88 } | |
| 89 | |
| 90 | |
| 91 Dependencies* Compilation::dependency_recorder() const { | |
| 92 return _env->dependencies(); | |
| 93 } | |
| 94 | |
| 95 | |
| 96 void Compilation::initialize() { | |
| 97 // Use an oop recorder bound to the CI environment. | |
| 98 // (The default oop recorder is ignorant of the CI.) | |
| 99 OopRecorder* ooprec = new OopRecorder(_env->arena()); | |
| 100 _env->set_oop_recorder(ooprec); | |
| 101 _env->set_debug_info(new DebugInformationRecorder(ooprec)); | |
| 102 debug_info_recorder()->set_oopmaps(new OopMapSet()); | |
| 103 _env->set_dependencies(new Dependencies(_env)); | |
| 104 } | |
| 105 | |
| 106 | |
| 107 void Compilation::build_hir() { | |
| 108 CHECK_BAILOUT(); | |
| 109 | |
| 110 // setup ir | |
| 111 _hir = new IR(this, method(), osr_bci()); | |
| 112 if (!_hir->is_valid()) { | |
| 113 bailout("invalid parsing"); | |
| 114 return; | |
| 115 } | |
| 116 | |
| 117 #ifndef PRODUCT | |
| 118 if (PrintCFGToFile) { | |
| 119 CFGPrinter::print_cfg(_hir, "After Generation of HIR", true, false); | |
| 120 } | |
| 121 #endif | |
| 122 | |
| 123 #ifndef PRODUCT | |
| 124 if (PrintCFG || PrintCFG0) { tty->print_cr("CFG after parsing"); _hir->print(true); } | |
| 125 if (PrintIR || PrintIR0 ) { tty->print_cr("IR after parsing"); _hir->print(false); } | |
| 126 #endif | |
| 127 | |
| 128 _hir->verify(); | |
| 129 | |
| 130 if (UseC1Optimizations) { | |
| 131 NEEDS_CLEANUP | |
| 132 // optimization | |
| 133 PhaseTraceTime timeit(_t_optimizeIR); | |
| 134 | |
| 135 _hir->optimize(); | |
| 136 } | |
| 137 | |
| 138 _hir->verify(); | |
| 139 | |
| 140 _hir->split_critical_edges(); | |
| 141 | |
| 142 #ifndef PRODUCT | |
| 143 if (PrintCFG || PrintCFG1) { tty->print_cr("CFG after optimizations"); _hir->print(true); } | |
| 144 if (PrintIR || PrintIR1 ) { tty->print_cr("IR after optimizations"); _hir->print(false); } | |
| 145 #endif | |
| 146 | |
| 147 _hir->verify(); | |
| 148 | |
| 149 // compute block ordering for code generation | |
| 150 // the control flow must not be changed from here on | |
| 151 _hir->compute_code(); | |
| 152 | |
| 153 if (UseGlobalValueNumbering) { | |
| 154 ResourceMark rm; | |
| 155 int instructions = Instruction::number_of_instructions(); | |
| 156 GlobalValueNumbering gvn(_hir); | |
| 157 assert(instructions == Instruction::number_of_instructions(), | |
| 158 "shouldn't have created an instructions"); | |
| 159 } | |
| 160 | |
| 161 // compute use counts after global value numbering | |
| 162 _hir->compute_use_counts(); | |
| 163 | |
| 164 #ifndef PRODUCT | |
| 165 if (PrintCFG || PrintCFG2) { tty->print_cr("CFG before code generation"); _hir->code()->print(true); } | |
| 166 if (PrintIR || PrintIR2 ) { tty->print_cr("IR before code generation"); _hir->code()->print(false, true); } | |
| 167 #endif | |
| 168 | |
| 169 _hir->verify(); | |
| 170 } | |
| 171 | |
| 172 | |
| 173 void Compilation::emit_lir() { | |
| 174 CHECK_BAILOUT(); | |
| 175 | |
| 176 LIRGenerator gen(this, method()); | |
| 177 { | |
| 178 PhaseTraceTime timeit(_t_lirGeneration); | |
| 179 hir()->iterate_linear_scan_order(&gen); | |
| 180 } | |
| 181 | |
| 182 CHECK_BAILOUT(); | |
| 183 | |
| 184 { | |
| 185 PhaseTraceTime timeit(_t_linearScan); | |
| 186 | |
| 187 LinearScan* allocator = new LinearScan(hir(), &gen, frame_map()); | |
| 188 set_allocator(allocator); | |
| 189 // Assign physical registers to LIR operands using a linear scan algorithm. | |
| 190 allocator->do_linear_scan(); | |
| 191 CHECK_BAILOUT(); | |
| 192 | |
| 193 _max_spills = allocator->max_spills(); | |
| 194 } | |
| 195 | |
| 196 if (BailoutAfterLIR) { | |
| 197 if (PrintLIR && !bailed_out()) { | |
| 198 print_LIR(hir()->code()); | |
| 199 } | |
| 200 bailout("Bailing out because of -XX:+BailoutAfterLIR"); | |
| 201 } | |
| 202 } | |
| 203 | |
| 204 | |
| 205 void Compilation::emit_code_epilog(LIR_Assembler* assembler) { | |
| 206 CHECK_BAILOUT(); | |
| 207 | |
| 1204 | 208 CodeOffsets* code_offsets = assembler->offsets(); |
| 209 | |
| 0 | 210 // generate code or slow cases |
| 211 assembler->emit_slow_case_stubs(); | |
| 212 CHECK_BAILOUT(); | |
| 213 | |
| 214 // generate exception adapters | |
| 215 assembler->emit_exception_entries(exception_info_list()); | |
| 216 CHECK_BAILOUT(); | |
| 217 | |
| 1204 | 218 // Generate code for exception handler. |
| 219 code_offsets->set_value(CodeOffsets::Exceptions, assembler->emit_exception_handler()); | |
| 0 | 220 CHECK_BAILOUT(); |
| 1204 | 221 |
| 222 // Generate code for deopt handler. | |
| 223 code_offsets->set_value(CodeOffsets::Deopt, assembler->emit_deopt_handler()); | |
| 224 CHECK_BAILOUT(); | |
| 225 | |
| 226 // Generate code for MethodHandle deopt handler. We can use the | |
| 227 // same code as for the normal deopt handler, we just need a | |
| 228 // different entry point address. | |
| 229 code_offsets->set_value(CodeOffsets::DeoptMH, assembler->emit_deopt_handler()); | |
| 0 | 230 CHECK_BAILOUT(); |
| 231 | |
| 232 // done | |
| 233 masm()->flush(); | |
| 234 } | |
| 235 | |
| 236 | |
| 237 int Compilation::emit_code_body() { | |
| 238 // emit code | |
| 239 Runtime1::setup_code_buffer(code(), allocator()->num_calls()); | |
| 240 code()->initialize_oop_recorder(env()->oop_recorder()); | |
| 241 | |
| 242 _masm = new C1_MacroAssembler(code()); | |
| 243 _masm->set_oop_recorder(env()->oop_recorder()); | |
| 244 | |
| 245 LIR_Assembler lir_asm(this); | |
| 246 | |
| 247 lir_asm.emit_code(hir()->code()); | |
| 248 CHECK_BAILOUT_(0); | |
| 249 | |
| 250 emit_code_epilog(&lir_asm); | |
| 251 CHECK_BAILOUT_(0); | |
| 252 | |
| 253 generate_exception_handler_table(); | |
| 254 | |
| 255 #ifndef PRODUCT | |
| 256 if (PrintExceptionHandlers && Verbose) { | |
| 257 exception_handler_table()->print(); | |
| 258 } | |
| 259 #endif /* PRODUCT */ | |
| 260 | |
| 261 return frame_map()->framesize(); | |
| 262 } | |
| 263 | |
| 264 | |
| 265 int Compilation::compile_java_method() { | |
| 266 assert(!method()->is_native(), "should not reach here"); | |
| 267 | |
| 268 if (BailoutOnExceptionHandlers) { | |
| 269 if (method()->has_exception_handlers()) { | |
| 270 bailout("linear scan can't handle exception handlers"); | |
| 271 } | |
| 272 } | |
| 273 | |
| 274 CHECK_BAILOUT_(no_frame_size); | |
| 275 | |
| 276 { | |
| 277 PhaseTraceTime timeit(_t_buildIR); | |
| 278 build_hir(); | |
| 279 } | |
| 280 if (BailoutAfterHIR) { | |
| 281 BAILOUT_("Bailing out because of -XX:+BailoutAfterHIR", no_frame_size); | |
| 282 } | |
| 283 | |
| 284 | |
| 285 { | |
| 286 PhaseTraceTime timeit(_t_emit_lir); | |
| 287 | |
| 288 _frame_map = new FrameMap(method(), hir()->number_of_locks(), MAX2(4, hir()->max_stack())); | |
| 289 emit_lir(); | |
| 290 } | |
| 291 CHECK_BAILOUT_(no_frame_size); | |
| 292 | |
| 293 { | |
| 294 PhaseTraceTime timeit(_t_codeemit); | |
| 295 return emit_code_body(); | |
| 296 } | |
| 297 } | |
| 298 | |
| 299 void Compilation::install_code(int frame_size) { | |
| 300 // frame_size is in 32-bit words so adjust it intptr_t words | |
| 301 assert(frame_size == frame_map()->framesize(), "must match"); | |
| 302 assert(in_bytes(frame_map()->framesize_in_bytes()) % sizeof(intptr_t) == 0, "must be at least pointer aligned"); | |
| 303 _env->register_method( | |
| 304 method(), | |
| 305 osr_bci(), | |
| 306 &_offsets, | |
| 307 in_bytes(_frame_map->sp_offset_for_orig_pc()), | |
| 308 code(), | |
| 309 in_bytes(frame_map()->framesize_in_bytes()) / sizeof(intptr_t), | |
| 310 debug_info_recorder()->_oopmaps, | |
| 311 exception_handler_table(), | |
| 312 implicit_exception_table(), | |
| 313 compiler(), | |
| 314 _env->comp_level(), | |
| 315 needs_debug_information(), | |
| 316 has_unsafe_access() | |
| 317 ); | |
| 318 } | |
| 319 | |
| 320 | |
| 321 void Compilation::compile_method() { | |
| 322 // setup compilation | |
| 323 initialize(); | |
| 324 | |
| 325 if (!method()->can_be_compiled()) { | |
| 326 // Prevent race condition 6328518. | |
| 327 // This can happen if the method is obsolete or breakpointed. | |
| 328 bailout("Bailing out because method is not compilable"); | |
| 329 return; | |
| 330 } | |
| 331 | |
|
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c96bf21b756f
6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
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changeset
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332 if (_env->jvmti_can_hotswap_or_post_breakpoint()) { |
| 0 | 333 // We can assert evol_method because method->can_be_compiled is true. |
| 334 dependency_recorder()->assert_evol_method(method()); | |
| 335 } | |
| 336 | |
| 337 if (method()->break_at_execute()) { | |
| 338 BREAKPOINT; | |
| 339 } | |
| 340 | |
| 341 #ifndef PRODUCT | |
| 342 if (PrintCFGToFile) { | |
| 343 CFGPrinter::print_compilation(this); | |
| 344 } | |
| 345 #endif | |
| 346 | |
| 347 // compile method | |
| 348 int frame_size = compile_java_method(); | |
| 349 | |
| 350 // bailout if method couldn't be compiled | |
| 351 // Note: make sure we mark the method as not compilable! | |
| 352 CHECK_BAILOUT(); | |
| 353 | |
| 354 if (InstallMethods) { | |
| 355 // install code | |
| 356 PhaseTraceTime timeit(_t_codeinstall); | |
| 357 install_code(frame_size); | |
| 358 } | |
| 359 totalInstructionNodes += Instruction::number_of_instructions(); | |
| 360 } | |
| 361 | |
| 362 | |
| 363 void Compilation::generate_exception_handler_table() { | |
| 364 // Generate an ExceptionHandlerTable from the exception handler | |
| 365 // information accumulated during the compilation. | |
| 366 ExceptionInfoList* info_list = exception_info_list(); | |
| 367 | |
| 368 if (info_list->length() == 0) { | |
| 369 return; | |
| 370 } | |
| 371 | |
| 372 // allocate some arrays for use by the collection code. | |
| 373 const int num_handlers = 5; | |
| 374 GrowableArray<intptr_t>* bcis = new GrowableArray<intptr_t>(num_handlers); | |
| 375 GrowableArray<intptr_t>* scope_depths = new GrowableArray<intptr_t>(num_handlers); | |
| 376 GrowableArray<intptr_t>* pcos = new GrowableArray<intptr_t>(num_handlers); | |
| 377 | |
| 378 for (int i = 0; i < info_list->length(); i++) { | |
| 379 ExceptionInfo* info = info_list->at(i); | |
| 380 XHandlers* handlers = info->exception_handlers(); | |
| 381 | |
| 382 // empty the arrays | |
| 383 bcis->trunc_to(0); | |
| 384 scope_depths->trunc_to(0); | |
| 385 pcos->trunc_to(0); | |
| 386 | |
| 387 for (int i = 0; i < handlers->length(); i++) { | |
| 388 XHandler* handler = handlers->handler_at(i); | |
| 389 assert(handler->entry_pco() != -1, "must have been generated"); | |
| 390 | |
| 391 int e = bcis->find(handler->handler_bci()); | |
| 392 if (e >= 0 && scope_depths->at(e) == handler->scope_count()) { | |
| 393 // two different handlers are declared to dispatch to the same | |
| 394 // catch bci. During parsing we created edges for each | |
| 395 // handler but we really only need one. The exception handler | |
| 396 // table will also get unhappy if we try to declare both since | |
| 397 // it's nonsensical. Just skip this handler. | |
| 398 continue; | |
| 399 } | |
| 400 | |
| 401 bcis->append(handler->handler_bci()); | |
| 402 if (handler->handler_bci() == -1) { | |
| 403 // insert a wildcard handler at scope depth 0 so that the | |
| 404 // exception lookup logic with find it. | |
| 405 scope_depths->append(0); | |
| 406 } else { | |
| 407 scope_depths->append(handler->scope_count()); | |
| 408 } | |
| 409 pcos->append(handler->entry_pco()); | |
| 410 | |
| 411 // stop processing once we hit a catch any | |
| 412 if (handler->is_catch_all()) { | |
| 413 assert(i == handlers->length() - 1, "catch all must be last handler"); | |
| 414 } | |
| 415 } | |
| 416 exception_handler_table()->add_subtable(info->pco(), bcis, scope_depths, pcos); | |
| 417 } | |
| 418 } | |
| 419 | |
| 420 | |
| 421 Compilation::Compilation(AbstractCompiler* compiler, ciEnv* env, ciMethod* method, int osr_bci) | |
| 422 : _compiler(compiler) | |
| 423 , _env(env) | |
| 424 , _method(method) | |
| 425 , _osr_bci(osr_bci) | |
| 426 , _hir(NULL) | |
| 427 , _max_spills(-1) | |
| 428 , _frame_map(NULL) | |
| 429 , _masm(NULL) | |
| 430 , _has_exception_handlers(false) | |
| 431 , _has_fpu_code(true) // pessimistic assumption | |
| 432 , _has_unsafe_access(false) | |
| 433 , _bailout_msg(NULL) | |
| 434 , _exception_info_list(NULL) | |
| 435 , _allocator(NULL) | |
| 436 , _code(Runtime1::get_buffer_blob()->instructions_begin(), | |
| 437 Runtime1::get_buffer_blob()->instructions_size()) | |
| 438 , _current_instruction(NULL) | |
| 439 #ifndef PRODUCT | |
| 440 , _last_instruction_printed(NULL) | |
| 441 #endif // PRODUCT | |
| 442 { | |
| 443 PhaseTraceTime timeit(_t_compile); | |
| 444 | |
| 445 assert(_arena == NULL, "shouldn't only one instance of Compilation in existence at a time"); | |
| 446 _arena = Thread::current()->resource_area(); | |
| 447 _compilation = this; | |
|
780
c96bf21b756f
6788527: Server vm intermittently fails with assertion "live value must not be garbage" with fastdebug bits
kvn
parents:
0
diff
changeset
|
448 _needs_debug_information = _env->jvmti_can_examine_or_deopt_anywhere() || |
| 0 | 449 JavaMonitorsInStackTrace || AlwaysEmitDebugInfo || DeoptimizeALot; |
| 450 _exception_info_list = new ExceptionInfoList(); | |
| 451 _implicit_exception_table.set_size(0); | |
| 452 compile_method(); | |
| 453 } | |
| 454 | |
| 455 Compilation::~Compilation() { | |
| 456 _arena = NULL; | |
| 457 _compilation = NULL; | |
| 458 } | |
| 459 | |
| 460 | |
| 461 void Compilation::add_exception_handlers_for_pco(int pco, XHandlers* exception_handlers) { | |
| 462 #ifndef PRODUCT | |
| 463 if (PrintExceptionHandlers && Verbose) { | |
| 464 tty->print_cr(" added exception scope for pco %d", pco); | |
| 465 } | |
| 466 #endif | |
| 467 // Note: we do not have program counters for these exception handlers yet | |
| 468 exception_info_list()->push(new ExceptionInfo(pco, exception_handlers)); | |
| 469 } | |
| 470 | |
| 471 | |
| 472 void Compilation::notice_inlined_method(ciMethod* method) { | |
| 473 _env->notice_inlined_method(method); | |
| 474 } | |
| 475 | |
| 476 | |
| 477 void Compilation::bailout(const char* msg) { | |
| 478 assert(msg != NULL, "bailout message must exist"); | |
| 479 if (!bailed_out()) { | |
| 480 // keep first bailout message | |
| 481 if (PrintBailouts) tty->print_cr("compilation bailout: %s", msg); | |
| 482 _bailout_msg = msg; | |
| 483 } | |
| 484 } | |
| 485 | |
| 486 | |
| 487 void Compilation::print_timers() { | |
| 488 // tty->print_cr(" Native methods : %6.3f s, Average : %2.3f", CompileBroker::_t_native_compilation.seconds(), CompileBroker::_t_native_compilation.seconds() / CompileBroker::_total_native_compile_count); | |
| 489 float total = timers[_t_setup].seconds() + timers[_t_buildIR].seconds() + timers[_t_emit_lir].seconds() + timers[_t_lir_schedule].seconds() + timers[_t_codeemit].seconds() + timers[_t_codeinstall].seconds(); | |
| 490 | |
| 491 | |
| 492 tty->print_cr(" Detailed C1 Timings"); | |
| 493 tty->print_cr(" Setup time: %6.3f s (%4.1f%%)", timers[_t_setup].seconds(), (timers[_t_setup].seconds() / total) * 100.0); | |
| 494 tty->print_cr(" Build IR: %6.3f s (%4.1f%%)", timers[_t_buildIR].seconds(), (timers[_t_buildIR].seconds() / total) * 100.0); | |
| 495 tty->print_cr(" Optimize: %6.3f s (%4.1f%%)", timers[_t_optimizeIR].seconds(), (timers[_t_optimizeIR].seconds() / total) * 100.0); | |
| 496 tty->print_cr(" Emit LIR: %6.3f s (%4.1f%%)", timers[_t_emit_lir].seconds(), (timers[_t_emit_lir].seconds() / total) * 100.0); | |
| 497 tty->print_cr(" LIR Gen: %6.3f s (%4.1f%%)", timers[_t_lirGeneration].seconds(), (timers[_t_lirGeneration].seconds() / total) * 100.0); | |
| 498 tty->print_cr(" Linear Scan: %6.3f s (%4.1f%%)", timers[_t_linearScan].seconds(), (timers[_t_linearScan].seconds() / total) * 100.0); | |
| 499 NOT_PRODUCT(LinearScan::print_timers(timers[_t_linearScan].seconds())); | |
| 500 tty->print_cr(" LIR Schedule: %6.3f s (%4.1f%%)", timers[_t_lir_schedule].seconds(), (timers[_t_lir_schedule].seconds() / total) * 100.0); | |
| 501 tty->print_cr(" Code Emission: %6.3f s (%4.1f%%)", timers[_t_codeemit].seconds(), (timers[_t_codeemit].seconds() / total) * 100.0); | |
| 502 tty->print_cr(" Code Installation: %6.3f s (%4.1f%%)", timers[_t_codeinstall].seconds(), (timers[_t_codeinstall].seconds() / total) * 100.0); | |
| 503 tty->print_cr(" Instruction Nodes: %6d nodes", totalInstructionNodes); | |
| 504 | |
| 505 NOT_PRODUCT(LinearScan::print_statistics()); | |
| 506 } | |
| 507 | |
| 508 | |
| 509 #ifndef PRODUCT | |
| 510 void Compilation::compile_only_this_method() { | |
| 511 ResourceMark rm; | |
| 512 fileStream stream(fopen("c1_compile_only", "wt")); | |
| 513 stream.print_cr("# c1 compile only directives"); | |
| 514 compile_only_this_scope(&stream, hir()->top_scope()); | |
| 515 } | |
| 516 | |
| 517 | |
| 518 void Compilation::compile_only_this_scope(outputStream* st, IRScope* scope) { | |
| 519 st->print("CompileOnly="); | |
| 520 scope->method()->holder()->name()->print_symbol_on(st); | |
| 521 st->print("."); | |
| 522 scope->method()->name()->print_symbol_on(st); | |
| 523 st->cr(); | |
| 524 } | |
| 525 | |
| 526 | |
| 527 void Compilation::exclude_this_method() { | |
| 528 fileStream stream(fopen(".hotspot_compiler", "at")); | |
| 529 stream.print("exclude "); | |
| 530 method()->holder()->name()->print_symbol_on(&stream); | |
| 531 stream.print(" "); | |
| 532 method()->name()->print_symbol_on(&stream); | |
| 533 stream.cr(); | |
| 534 stream.cr(); | |
| 535 } | |
| 536 #endif |