Mercurial > hg > graal-compiler
annotate src/share/vm/c1/c1_Compilation.cpp @ 1964:22ef3370343b
7000349: Tiered reacts incorrectly to C1 compilation failures
Summary: Fix policy reaction to C1 comilation failures, make C1 properly report errors.
Reviewed-by: kvn
| author | iveresov |
|---|---|
| date | Tue, 16 Nov 2010 15:57:16 -0800 |
| parents | d5d065957597 |
| children | f95d63e2154a |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
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2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 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 // Implementation of Compilation | |
| 70 | |
| 71 | |
| 72 #ifndef PRODUCT | |
| 73 | |
| 74 void Compilation::maybe_print_current_instruction() { | |
| 75 if (_current_instruction != NULL && _last_instruction_printed != _current_instruction) { | |
| 76 _last_instruction_printed = _current_instruction; | |
| 77 _current_instruction->print_line(); | |
| 78 } | |
| 79 } | |
| 80 #endif // PRODUCT | |
| 81 | |
| 82 | |
| 83 DebugInformationRecorder* Compilation::debug_info_recorder() const { | |
| 84 return _env->debug_info(); | |
| 85 } | |
| 86 | |
| 87 | |
| 88 Dependencies* Compilation::dependency_recorder() const { | |
| 89 return _env->dependencies(); | |
| 90 } | |
| 91 | |
| 92 | |
| 93 void Compilation::initialize() { | |
| 94 // Use an oop recorder bound to the CI environment. | |
| 95 // (The default oop recorder is ignorant of the CI.) | |
| 96 OopRecorder* ooprec = new OopRecorder(_env->arena()); | |
| 97 _env->set_oop_recorder(ooprec); | |
| 98 _env->set_debug_info(new DebugInformationRecorder(ooprec)); | |
| 99 debug_info_recorder()->set_oopmaps(new OopMapSet()); | |
| 100 _env->set_dependencies(new Dependencies(_env)); | |
| 101 } | |
| 102 | |
| 103 | |
| 104 void Compilation::build_hir() { | |
| 105 CHECK_BAILOUT(); | |
| 106 | |
| 107 // setup ir | |
| 108 _hir = new IR(this, method(), osr_bci()); | |
| 109 if (!_hir->is_valid()) { | |
| 110 bailout("invalid parsing"); | |
| 111 return; | |
| 112 } | |
| 113 | |
| 114 #ifndef PRODUCT | |
| 115 if (PrintCFGToFile) { | |
| 116 CFGPrinter::print_cfg(_hir, "After Generation of HIR", true, false); | |
| 117 } | |
| 118 #endif | |
| 119 | |
| 120 #ifndef PRODUCT | |
| 121 if (PrintCFG || PrintCFG0) { tty->print_cr("CFG after parsing"); _hir->print(true); } | |
| 122 if (PrintIR || PrintIR0 ) { tty->print_cr("IR after parsing"); _hir->print(false); } | |
| 123 #endif | |
| 124 | |
| 125 _hir->verify(); | |
| 126 | |
| 127 if (UseC1Optimizations) { | |
| 128 NEEDS_CLEANUP | |
| 129 // optimization | |
| 130 PhaseTraceTime timeit(_t_optimizeIR); | |
| 131 | |
| 132 _hir->optimize(); | |
| 133 } | |
| 134 | |
| 135 _hir->verify(); | |
| 136 | |
| 137 _hir->split_critical_edges(); | |
| 138 | |
| 139 #ifndef PRODUCT | |
| 140 if (PrintCFG || PrintCFG1) { tty->print_cr("CFG after optimizations"); _hir->print(true); } | |
| 141 if (PrintIR || PrintIR1 ) { tty->print_cr("IR after optimizations"); _hir->print(false); } | |
| 142 #endif | |
| 143 | |
| 144 _hir->verify(); | |
| 145 | |
| 146 // compute block ordering for code generation | |
| 147 // the control flow must not be changed from here on | |
| 148 _hir->compute_code(); | |
| 149 | |
| 150 if (UseGlobalValueNumbering) { | |
| 151 ResourceMark rm; | |
| 152 int instructions = Instruction::number_of_instructions(); | |
| 153 GlobalValueNumbering gvn(_hir); | |
| 154 assert(instructions == Instruction::number_of_instructions(), | |
| 155 "shouldn't have created an instructions"); | |
| 156 } | |
| 157 | |
| 158 // compute use counts after global value numbering | |
| 159 _hir->compute_use_counts(); | |
| 160 | |
| 161 #ifndef PRODUCT | |
| 162 if (PrintCFG || PrintCFG2) { tty->print_cr("CFG before code generation"); _hir->code()->print(true); } | |
| 163 if (PrintIR || PrintIR2 ) { tty->print_cr("IR before code generation"); _hir->code()->print(false, true); } | |
| 164 #endif | |
| 165 | |
| 166 _hir->verify(); | |
| 167 } | |
| 168 | |
| 169 | |
| 170 void Compilation::emit_lir() { | |
| 171 CHECK_BAILOUT(); | |
| 172 | |
| 173 LIRGenerator gen(this, method()); | |
| 174 { | |
| 175 PhaseTraceTime timeit(_t_lirGeneration); | |
| 176 hir()->iterate_linear_scan_order(&gen); | |
| 177 } | |
| 178 | |
| 179 CHECK_BAILOUT(); | |
| 180 | |
| 181 { | |
| 182 PhaseTraceTime timeit(_t_linearScan); | |
| 183 | |
| 184 LinearScan* allocator = new LinearScan(hir(), &gen, frame_map()); | |
| 185 set_allocator(allocator); | |
| 186 // Assign physical registers to LIR operands using a linear scan algorithm. | |
| 187 allocator->do_linear_scan(); | |
| 188 CHECK_BAILOUT(); | |
| 189 | |
| 190 _max_spills = allocator->max_spills(); | |
| 191 } | |
| 192 | |
| 193 if (BailoutAfterLIR) { | |
| 194 if (PrintLIR && !bailed_out()) { | |
| 195 print_LIR(hir()->code()); | |
| 196 } | |
| 197 bailout("Bailing out because of -XX:+BailoutAfterLIR"); | |
| 198 } | |
| 199 } | |
| 200 | |
| 201 | |
| 202 void Compilation::emit_code_epilog(LIR_Assembler* assembler) { | |
| 203 CHECK_BAILOUT(); | |
| 204 | |
| 1204 | 205 CodeOffsets* code_offsets = assembler->offsets(); |
| 206 | |
| 0 | 207 // generate code or slow cases |
| 208 assembler->emit_slow_case_stubs(); | |
| 209 CHECK_BAILOUT(); | |
| 210 | |
| 211 // generate exception adapters | |
| 212 assembler->emit_exception_entries(exception_info_list()); | |
| 213 CHECK_BAILOUT(); | |
| 214 | |
| 1204 | 215 // Generate code for exception handler. |
| 216 code_offsets->set_value(CodeOffsets::Exceptions, assembler->emit_exception_handler()); | |
| 0 | 217 CHECK_BAILOUT(); |
| 1204 | 218 |
| 219 // Generate code for deopt handler. | |
| 220 code_offsets->set_value(CodeOffsets::Deopt, assembler->emit_deopt_handler()); | |
| 221 CHECK_BAILOUT(); | |
| 222 | |
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223 // Emit the MethodHandle deopt handler code (if required). |
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224 if (has_method_handle_invokes()) { |
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225 // We can use the same code as for the normal deopt handler, we |
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226 // just need a different entry point address. |
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227 code_offsets->set_value(CodeOffsets::DeoptMH, assembler->emit_deopt_handler()); |
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228 CHECK_BAILOUT(); |
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229 } |
| 0 | 230 |
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231 // Emit the handler to remove the activation from the stack and |
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232 // dispatch to the caller. |
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233 offsets()->set_value(CodeOffsets::UnwindHandler, assembler->emit_unwind_handler()); |
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234 |
| 0 | 235 // done |
| 236 masm()->flush(); | |
| 237 } | |
| 238 | |
| 239 | |
| 1584 | 240 void Compilation::setup_code_buffer(CodeBuffer* code, int call_stub_estimate) { |
| 241 // Preinitialize the consts section to some large size: | |
| 242 int locs_buffer_size = 20 * (relocInfo::length_limit + sizeof(relocInfo)); | |
| 243 char* locs_buffer = NEW_RESOURCE_ARRAY(char, locs_buffer_size); | |
| 244 code->insts()->initialize_shared_locs((relocInfo*)locs_buffer, | |
| 245 locs_buffer_size / sizeof(relocInfo)); | |
| 246 code->initialize_consts_size(Compilation::desired_max_constant_size()); | |
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247 // Call stubs + two deopt handlers (regular and MH) + exception handler |
| 1584 | 248 code->initialize_stubs_size((call_stub_estimate * LIR_Assembler::call_stub_size) + |
| 249 LIR_Assembler::exception_handler_size + | |
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250 2 * LIR_Assembler::deopt_handler_size); |
| 1584 | 251 } |
| 252 | |
| 253 | |
| 0 | 254 int Compilation::emit_code_body() { |
| 255 // emit code | |
| 1584 | 256 setup_code_buffer(code(), allocator()->num_calls()); |
| 0 | 257 code()->initialize_oop_recorder(env()->oop_recorder()); |
| 258 | |
| 259 _masm = new C1_MacroAssembler(code()); | |
| 260 _masm->set_oop_recorder(env()->oop_recorder()); | |
| 261 | |
| 262 LIR_Assembler lir_asm(this); | |
| 263 | |
| 264 lir_asm.emit_code(hir()->code()); | |
| 265 CHECK_BAILOUT_(0); | |
| 266 | |
| 267 emit_code_epilog(&lir_asm); | |
| 268 CHECK_BAILOUT_(0); | |
| 269 | |
| 270 generate_exception_handler_table(); | |
| 271 | |
| 272 #ifndef PRODUCT | |
| 273 if (PrintExceptionHandlers && Verbose) { | |
| 274 exception_handler_table()->print(); | |
| 275 } | |
| 276 #endif /* PRODUCT */ | |
| 277 | |
| 278 return frame_map()->framesize(); | |
| 279 } | |
| 280 | |
| 281 | |
| 282 int Compilation::compile_java_method() { | |
| 283 assert(!method()->is_native(), "should not reach here"); | |
| 284 | |
| 285 if (BailoutOnExceptionHandlers) { | |
| 286 if (method()->has_exception_handlers()) { | |
| 287 bailout("linear scan can't handle exception handlers"); | |
| 288 } | |
| 289 } | |
| 290 | |
| 291 CHECK_BAILOUT_(no_frame_size); | |
| 292 | |
| 1783 | 293 if (is_profiling()) { |
| 294 method()->build_method_data(); | |
| 295 } | |
| 296 | |
| 0 | 297 { |
| 298 PhaseTraceTime timeit(_t_buildIR); | |
| 1783 | 299 build_hir(); |
| 0 | 300 } |
| 301 if (BailoutAfterHIR) { | |
| 302 BAILOUT_("Bailing out because of -XX:+BailoutAfterHIR", no_frame_size); | |
| 303 } | |
| 304 | |
| 305 | |
| 306 { | |
| 307 PhaseTraceTime timeit(_t_emit_lir); | |
| 308 | |
| 309 _frame_map = new FrameMap(method(), hir()->number_of_locks(), MAX2(4, hir()->max_stack())); | |
| 310 emit_lir(); | |
| 311 } | |
| 312 CHECK_BAILOUT_(no_frame_size); | |
| 313 | |
| 314 { | |
| 315 PhaseTraceTime timeit(_t_codeemit); | |
| 316 return emit_code_body(); | |
| 317 } | |
| 318 } | |
| 319 | |
| 320 void Compilation::install_code(int frame_size) { | |
| 321 // frame_size is in 32-bit words so adjust it intptr_t words | |
| 322 assert(frame_size == frame_map()->framesize(), "must match"); | |
| 323 assert(in_bytes(frame_map()->framesize_in_bytes()) % sizeof(intptr_t) == 0, "must be at least pointer aligned"); | |
| 324 _env->register_method( | |
| 325 method(), | |
| 326 osr_bci(), | |
| 327 &_offsets, | |
| 328 in_bytes(_frame_map->sp_offset_for_orig_pc()), | |
| 329 code(), | |
| 330 in_bytes(frame_map()->framesize_in_bytes()) / sizeof(intptr_t), | |
| 331 debug_info_recorder()->_oopmaps, | |
| 332 exception_handler_table(), | |
| 333 implicit_exception_table(), | |
| 334 compiler(), | |
| 335 _env->comp_level(), | |
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336 true, |
| 0 | 337 has_unsafe_access() |
| 338 ); | |
| 339 } | |
| 340 | |
| 341 | |
| 342 void Compilation::compile_method() { | |
| 343 // setup compilation | |
| 344 initialize(); | |
| 345 | |
| 346 if (!method()->can_be_compiled()) { | |
| 347 // Prevent race condition 6328518. | |
| 348 // This can happen if the method is obsolete or breakpointed. | |
| 349 bailout("Bailing out because method is not compilable"); | |
| 350 return; | |
| 351 } | |
| 352 | |
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353 if (_env->jvmti_can_hotswap_or_post_breakpoint()) { |
| 0 | 354 // We can assert evol_method because method->can_be_compiled is true. |
| 355 dependency_recorder()->assert_evol_method(method()); | |
| 356 } | |
| 357 | |
| 358 if (method()->break_at_execute()) { | |
| 359 BREAKPOINT; | |
| 360 } | |
| 361 | |
| 362 #ifndef PRODUCT | |
| 363 if (PrintCFGToFile) { | |
| 364 CFGPrinter::print_compilation(this); | |
| 365 } | |
| 366 #endif | |
| 367 | |
| 368 // compile method | |
| 369 int frame_size = compile_java_method(); | |
| 370 | |
| 371 // bailout if method couldn't be compiled | |
| 372 // Note: make sure we mark the method as not compilable! | |
| 373 CHECK_BAILOUT(); | |
| 374 | |
| 375 if (InstallMethods) { | |
| 376 // install code | |
| 377 PhaseTraceTime timeit(_t_codeinstall); | |
| 378 install_code(frame_size); | |
| 379 } | |
| 380 totalInstructionNodes += Instruction::number_of_instructions(); | |
| 381 } | |
| 382 | |
| 383 | |
| 384 void Compilation::generate_exception_handler_table() { | |
| 385 // Generate an ExceptionHandlerTable from the exception handler | |
| 386 // information accumulated during the compilation. | |
| 387 ExceptionInfoList* info_list = exception_info_list(); | |
| 388 | |
| 389 if (info_list->length() == 0) { | |
| 390 return; | |
| 391 } | |
| 392 | |
| 393 // allocate some arrays for use by the collection code. | |
| 394 const int num_handlers = 5; | |
| 395 GrowableArray<intptr_t>* bcis = new GrowableArray<intptr_t>(num_handlers); | |
| 396 GrowableArray<intptr_t>* scope_depths = new GrowableArray<intptr_t>(num_handlers); | |
| 397 GrowableArray<intptr_t>* pcos = new GrowableArray<intptr_t>(num_handlers); | |
| 398 | |
| 399 for (int i = 0; i < info_list->length(); i++) { | |
| 400 ExceptionInfo* info = info_list->at(i); | |
| 401 XHandlers* handlers = info->exception_handlers(); | |
| 402 | |
| 403 // empty the arrays | |
| 404 bcis->trunc_to(0); | |
| 405 scope_depths->trunc_to(0); | |
| 406 pcos->trunc_to(0); | |
| 407 | |
| 408 for (int i = 0; i < handlers->length(); i++) { | |
| 409 XHandler* handler = handlers->handler_at(i); | |
| 410 assert(handler->entry_pco() != -1, "must have been generated"); | |
| 411 | |
| 412 int e = bcis->find(handler->handler_bci()); | |
| 413 if (e >= 0 && scope_depths->at(e) == handler->scope_count()) { | |
| 414 // two different handlers are declared to dispatch to the same | |
| 415 // catch bci. During parsing we created edges for each | |
| 416 // handler but we really only need one. The exception handler | |
| 417 // table will also get unhappy if we try to declare both since | |
| 418 // it's nonsensical. Just skip this handler. | |
| 419 continue; | |
| 420 } | |
| 421 | |
| 422 bcis->append(handler->handler_bci()); | |
| 423 if (handler->handler_bci() == -1) { | |
| 424 // insert a wildcard handler at scope depth 0 so that the | |
| 425 // exception lookup logic with find it. | |
| 426 scope_depths->append(0); | |
| 427 } else { | |
| 428 scope_depths->append(handler->scope_count()); | |
| 429 } | |
| 430 pcos->append(handler->entry_pco()); | |
| 431 | |
| 432 // stop processing once we hit a catch any | |
| 433 if (handler->is_catch_all()) { | |
| 434 assert(i == handlers->length() - 1, "catch all must be last handler"); | |
| 435 } | |
| 436 } | |
| 437 exception_handler_table()->add_subtable(info->pco(), bcis, scope_depths, pcos); | |
| 438 } | |
| 439 } | |
| 440 | |
| 441 | |
| 1584 | 442 Compilation::Compilation(AbstractCompiler* compiler, ciEnv* env, ciMethod* method, |
| 443 int osr_bci, BufferBlob* buffer_blob) | |
| 0 | 444 : _compiler(compiler) |
| 445 , _env(env) | |
| 446 , _method(method) | |
| 447 , _osr_bci(osr_bci) | |
| 448 , _hir(NULL) | |
| 449 , _max_spills(-1) | |
| 450 , _frame_map(NULL) | |
| 451 , _masm(NULL) | |
| 452 , _has_exception_handlers(false) | |
| 453 , _has_fpu_code(true) // pessimistic assumption | |
| 1783 | 454 , _would_profile(false) |
| 0 | 455 , _has_unsafe_access(false) |
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456 , _has_method_handle_invokes(false) |
| 0 | 457 , _bailout_msg(NULL) |
| 458 , _exception_info_list(NULL) | |
| 459 , _allocator(NULL) | |
| 1584 | 460 , _next_id(0) |
| 461 , _next_block_id(0) | |
| 1748 | 462 , _code(buffer_blob) |
| 0 | 463 , _current_instruction(NULL) |
| 464 #ifndef PRODUCT | |
| 465 , _last_instruction_printed(NULL) | |
| 466 #endif // PRODUCT | |
| 467 { | |
| 468 PhaseTraceTime timeit(_t_compile); | |
| 469 _arena = Thread::current()->resource_area(); | |
| 1584 | 470 _env->set_compiler_data(this); |
| 0 | 471 _exception_info_list = new ExceptionInfoList(); |
| 472 _implicit_exception_table.set_size(0); | |
| 473 compile_method(); | |
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474 if (bailed_out()) { |
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475 _env->record_method_not_compilable(bailout_msg(), !TieredCompilation); |
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476 if (is_profiling()) { |
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477 // Compilation failed, create MDO, which would signal the interpreter |
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478 // to start profiling on its own. |
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479 _method->build_method_data(); |
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480 } |
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481 } else if (is_profiling() && _would_profile) { |
| 1783 | 482 ciMethodData *md = method->method_data(); |
| 483 assert (md != NULL, "Should have MDO"); | |
| 484 md->set_would_profile(_would_profile); | |
| 485 } | |
| 0 | 486 } |
| 487 | |
| 488 Compilation::~Compilation() { | |
| 1584 | 489 _env->set_compiler_data(NULL); |
| 0 | 490 } |
| 491 | |
| 492 | |
| 493 void Compilation::add_exception_handlers_for_pco(int pco, XHandlers* exception_handlers) { | |
| 494 #ifndef PRODUCT | |
| 495 if (PrintExceptionHandlers && Verbose) { | |
| 496 tty->print_cr(" added exception scope for pco %d", pco); | |
| 497 } | |
| 498 #endif | |
| 499 // Note: we do not have program counters for these exception handlers yet | |
| 500 exception_info_list()->push(new ExceptionInfo(pco, exception_handlers)); | |
| 501 } | |
| 502 | |
| 503 | |
| 504 void Compilation::notice_inlined_method(ciMethod* method) { | |
| 505 _env->notice_inlined_method(method); | |
| 506 } | |
| 507 | |
| 508 | |
| 509 void Compilation::bailout(const char* msg) { | |
| 510 assert(msg != NULL, "bailout message must exist"); | |
| 511 if (!bailed_out()) { | |
| 512 // keep first bailout message | |
| 513 if (PrintBailouts) tty->print_cr("compilation bailout: %s", msg); | |
| 514 _bailout_msg = msg; | |
| 515 } | |
| 516 } | |
| 517 | |
| 518 | |
| 519 void Compilation::print_timers() { | |
| 520 // 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); | |
| 521 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(); | |
| 522 | |
| 523 | |
| 524 tty->print_cr(" Detailed C1 Timings"); | |
| 525 tty->print_cr(" Setup time: %6.3f s (%4.1f%%)", timers[_t_setup].seconds(), (timers[_t_setup].seconds() / total) * 100.0); | |
| 526 tty->print_cr(" Build IR: %6.3f s (%4.1f%%)", timers[_t_buildIR].seconds(), (timers[_t_buildIR].seconds() / total) * 100.0); | |
| 527 tty->print_cr(" Optimize: %6.3f s (%4.1f%%)", timers[_t_optimizeIR].seconds(), (timers[_t_optimizeIR].seconds() / total) * 100.0); | |
| 528 tty->print_cr(" Emit LIR: %6.3f s (%4.1f%%)", timers[_t_emit_lir].seconds(), (timers[_t_emit_lir].seconds() / total) * 100.0); | |
| 529 tty->print_cr(" LIR Gen: %6.3f s (%4.1f%%)", timers[_t_lirGeneration].seconds(), (timers[_t_lirGeneration].seconds() / total) * 100.0); | |
| 530 tty->print_cr(" Linear Scan: %6.3f s (%4.1f%%)", timers[_t_linearScan].seconds(), (timers[_t_linearScan].seconds() / total) * 100.0); | |
| 531 NOT_PRODUCT(LinearScan::print_timers(timers[_t_linearScan].seconds())); | |
| 532 tty->print_cr(" LIR Schedule: %6.3f s (%4.1f%%)", timers[_t_lir_schedule].seconds(), (timers[_t_lir_schedule].seconds() / total) * 100.0); | |
| 533 tty->print_cr(" Code Emission: %6.3f s (%4.1f%%)", timers[_t_codeemit].seconds(), (timers[_t_codeemit].seconds() / total) * 100.0); | |
| 534 tty->print_cr(" Code Installation: %6.3f s (%4.1f%%)", timers[_t_codeinstall].seconds(), (timers[_t_codeinstall].seconds() / total) * 100.0); | |
| 535 tty->print_cr(" Instruction Nodes: %6d nodes", totalInstructionNodes); | |
| 536 | |
| 537 NOT_PRODUCT(LinearScan::print_statistics()); | |
| 538 } | |
| 539 | |
| 540 | |
| 541 #ifndef PRODUCT | |
| 542 void Compilation::compile_only_this_method() { | |
| 543 ResourceMark rm; | |
| 544 fileStream stream(fopen("c1_compile_only", "wt")); | |
| 545 stream.print_cr("# c1 compile only directives"); | |
| 546 compile_only_this_scope(&stream, hir()->top_scope()); | |
| 547 } | |
| 548 | |
| 549 | |
| 550 void Compilation::compile_only_this_scope(outputStream* st, IRScope* scope) { | |
| 551 st->print("CompileOnly="); | |
| 552 scope->method()->holder()->name()->print_symbol_on(st); | |
| 553 st->print("."); | |
| 554 scope->method()->name()->print_symbol_on(st); | |
| 555 st->cr(); | |
| 556 } | |
| 557 | |
| 558 | |
| 559 void Compilation::exclude_this_method() { | |
| 560 fileStream stream(fopen(".hotspot_compiler", "at")); | |
| 561 stream.print("exclude "); | |
| 562 method()->holder()->name()->print_symbol_on(&stream); | |
| 563 stream.print(" "); | |
| 564 method()->name()->print_symbol_on(&stream); | |
| 565 stream.cr(); | |
| 566 stream.cr(); | |
| 567 } | |
| 568 #endif |