Mercurial > hg > graal-compiler
annotate src/share/vm/c1/c1_Compilation.cpp @ 6843:c3e799c37717
7177003: C1: LogCompilation support
Summary: add LogCompilation support in C1 - both client and tiered mode.
Reviewed-by: twisti, kvn
| author | vlivanov |
|---|---|
| date | Fri, 05 Oct 2012 18:57:10 -0700 |
| parents | 137868b7aa6f |
| children | d804e148cff8 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2252 | 2 * Copyright (c) 1999, 2011, 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 | |
| 1972 | 25 #include "precompiled.hpp" |
| 26 #include "c1/c1_CFGPrinter.hpp" | |
| 27 #include "c1/c1_Compilation.hpp" | |
| 28 #include "c1/c1_IR.hpp" | |
| 29 #include "c1/c1_LIRAssembler.hpp" | |
| 30 #include "c1/c1_LinearScan.hpp" | |
| 31 #include "c1/c1_MacroAssembler.hpp" | |
| 32 #include "c1/c1_ValueMap.hpp" | |
| 33 #include "c1/c1_ValueStack.hpp" | |
| 34 #include "code/debugInfoRec.hpp" | |
| 6843 | 35 #include "compiler/compileLog.hpp" |
| 0 | 36 |
| 37 | |
| 38 typedef enum { | |
| 39 _t_compile, | |
| 40 _t_setup, | |
| 41 _t_optimizeIR, | |
| 42 _t_buildIR, | |
| 43 _t_emit_lir, | |
| 44 _t_linearScan, | |
| 45 _t_lirGeneration, | |
| 46 _t_lir_schedule, | |
| 47 _t_codeemit, | |
| 48 _t_codeinstall, | |
| 49 max_phase_timers | |
| 50 } TimerName; | |
| 51 | |
| 52 static const char * timer_name[] = { | |
| 53 "compile", | |
| 54 "setup", | |
| 55 "optimizeIR", | |
| 56 "buildIR", | |
| 57 "emit_lir", | |
| 58 "linearScan", | |
| 59 "lirGeneration", | |
| 60 "lir_schedule", | |
| 61 "codeemit", | |
| 62 "codeinstall" | |
| 63 }; | |
| 64 | |
| 65 static elapsedTimer timers[max_phase_timers]; | |
| 66 static int totalInstructionNodes = 0; | |
| 67 | |
| 68 class PhaseTraceTime: public TraceTime { | |
| 69 private: | |
| 70 JavaThread* _thread; | |
| 6843 | 71 CompileLog* _log; |
| 0 | 72 |
| 73 public: | |
| 6843 | 74 PhaseTraceTime(TimerName timer) |
| 75 : TraceTime("", &timers[timer], CITime || CITimeEach, Verbose), _log(NULL) { | |
| 76 if (Compilation::current() != NULL) { | |
| 77 _log = Compilation::current()->log(); | |
| 78 } | |
| 79 | |
| 80 if (_log != NULL) { | |
| 81 _log->begin_head("phase name='%s'", timer_name[timer]); | |
| 82 _log->stamp(); | |
| 83 _log->end_head(); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 ~PhaseTraceTime() { | |
| 88 if (_log != NULL) | |
| 89 _log->done("phase"); | |
| 0 | 90 } |
| 91 }; | |
| 92 | |
| 93 // Implementation of Compilation | |
| 94 | |
| 95 | |
| 96 #ifndef PRODUCT | |
| 97 | |
| 98 void Compilation::maybe_print_current_instruction() { | |
| 99 if (_current_instruction != NULL && _last_instruction_printed != _current_instruction) { | |
| 100 _last_instruction_printed = _current_instruction; | |
| 101 _current_instruction->print_line(); | |
| 102 } | |
| 103 } | |
| 104 #endif // PRODUCT | |
| 105 | |
| 106 | |
| 107 DebugInformationRecorder* Compilation::debug_info_recorder() const { | |
| 108 return _env->debug_info(); | |
| 109 } | |
| 110 | |
| 111 | |
| 112 Dependencies* Compilation::dependency_recorder() const { | |
| 113 return _env->dependencies(); | |
| 114 } | |
| 115 | |
| 116 | |
| 117 void Compilation::initialize() { | |
| 118 // Use an oop recorder bound to the CI environment. | |
| 119 // (The default oop recorder is ignorant of the CI.) | |
| 120 OopRecorder* ooprec = new OopRecorder(_env->arena()); | |
| 121 _env->set_oop_recorder(ooprec); | |
| 122 _env->set_debug_info(new DebugInformationRecorder(ooprec)); | |
| 123 debug_info_recorder()->set_oopmaps(new OopMapSet()); | |
| 124 _env->set_dependencies(new Dependencies(_env)); | |
| 125 } | |
| 126 | |
| 127 | |
| 128 void Compilation::build_hir() { | |
| 129 CHECK_BAILOUT(); | |
| 130 | |
| 131 // setup ir | |
| 132 _hir = new IR(this, method(), osr_bci()); | |
| 133 if (!_hir->is_valid()) { | |
| 134 bailout("invalid parsing"); | |
| 135 return; | |
| 136 } | |
| 137 | |
| 138 #ifndef PRODUCT | |
| 139 if (PrintCFGToFile) { | |
| 140 CFGPrinter::print_cfg(_hir, "After Generation of HIR", true, false); | |
| 141 } | |
| 142 #endif | |
| 143 | |
| 144 #ifndef PRODUCT | |
| 145 if (PrintCFG || PrintCFG0) { tty->print_cr("CFG after parsing"); _hir->print(true); } | |
| 146 if (PrintIR || PrintIR0 ) { tty->print_cr("IR after parsing"); _hir->print(false); } | |
| 147 #endif | |
| 148 | |
| 149 _hir->verify(); | |
| 150 | |
| 151 if (UseC1Optimizations) { | |
| 152 NEEDS_CLEANUP | |
| 153 // optimization | |
| 154 PhaseTraceTime timeit(_t_optimizeIR); | |
| 155 | |
| 156 _hir->optimize(); | |
| 157 } | |
| 158 | |
| 159 _hir->verify(); | |
| 160 | |
| 161 _hir->split_critical_edges(); | |
| 162 | |
| 163 #ifndef PRODUCT | |
| 164 if (PrintCFG || PrintCFG1) { tty->print_cr("CFG after optimizations"); _hir->print(true); } | |
| 165 if (PrintIR || PrintIR1 ) { tty->print_cr("IR after optimizations"); _hir->print(false); } | |
| 166 #endif | |
| 167 | |
| 168 _hir->verify(); | |
| 169 | |
| 170 // compute block ordering for code generation | |
| 171 // the control flow must not be changed from here on | |
| 172 _hir->compute_code(); | |
| 173 | |
| 174 if (UseGlobalValueNumbering) { | |
| 175 ResourceMark rm; | |
| 176 int instructions = Instruction::number_of_instructions(); | |
| 177 GlobalValueNumbering gvn(_hir); | |
| 178 assert(instructions == Instruction::number_of_instructions(), | |
| 179 "shouldn't have created an instructions"); | |
| 180 } | |
| 181 | |
| 182 // compute use counts after global value numbering | |
| 183 _hir->compute_use_counts(); | |
| 184 | |
| 185 #ifndef PRODUCT | |
| 186 if (PrintCFG || PrintCFG2) { tty->print_cr("CFG before code generation"); _hir->code()->print(true); } | |
| 187 if (PrintIR || PrintIR2 ) { tty->print_cr("IR before code generation"); _hir->code()->print(false, true); } | |
| 188 #endif | |
| 189 | |
| 190 _hir->verify(); | |
| 191 } | |
| 192 | |
| 193 | |
| 194 void Compilation::emit_lir() { | |
| 195 CHECK_BAILOUT(); | |
| 196 | |
| 197 LIRGenerator gen(this, method()); | |
| 198 { | |
| 199 PhaseTraceTime timeit(_t_lirGeneration); | |
| 200 hir()->iterate_linear_scan_order(&gen); | |
| 201 } | |
| 202 | |
| 203 CHECK_BAILOUT(); | |
| 204 | |
| 205 { | |
| 206 PhaseTraceTime timeit(_t_linearScan); | |
| 207 | |
| 208 LinearScan* allocator = new LinearScan(hir(), &gen, frame_map()); | |
| 209 set_allocator(allocator); | |
| 210 // Assign physical registers to LIR operands using a linear scan algorithm. | |
| 211 allocator->do_linear_scan(); | |
| 212 CHECK_BAILOUT(); | |
| 213 | |
| 214 _max_spills = allocator->max_spills(); | |
| 215 } | |
| 216 | |
| 217 if (BailoutAfterLIR) { | |
| 218 if (PrintLIR && !bailed_out()) { | |
| 219 print_LIR(hir()->code()); | |
| 220 } | |
| 221 bailout("Bailing out because of -XX:+BailoutAfterLIR"); | |
| 222 } | |
| 223 } | |
| 224 | |
| 225 | |
| 226 void Compilation::emit_code_epilog(LIR_Assembler* assembler) { | |
| 227 CHECK_BAILOUT(); | |
| 228 | |
| 1204 | 229 CodeOffsets* code_offsets = assembler->offsets(); |
| 230 | |
| 0 | 231 // generate code or slow cases |
| 232 assembler->emit_slow_case_stubs(); | |
| 233 CHECK_BAILOUT(); | |
| 234 | |
| 235 // generate exception adapters | |
| 236 assembler->emit_exception_entries(exception_info_list()); | |
| 237 CHECK_BAILOUT(); | |
| 238 | |
| 1204 | 239 // Generate code for exception handler. |
| 240 code_offsets->set_value(CodeOffsets::Exceptions, assembler->emit_exception_handler()); | |
| 0 | 241 CHECK_BAILOUT(); |
| 1204 | 242 |
| 243 // Generate code for deopt handler. | |
| 244 code_offsets->set_value(CodeOffsets::Deopt, assembler->emit_deopt_handler()); | |
| 245 CHECK_BAILOUT(); | |
| 246 | |
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247 // Emit the MethodHandle deopt handler code (if required). |
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248 if (has_method_handle_invokes()) { |
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249 // We can use the same code as for the normal deopt handler, we |
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250 // just need a different entry point address. |
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251 code_offsets->set_value(CodeOffsets::DeoptMH, assembler->emit_deopt_handler()); |
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252 CHECK_BAILOUT(); |
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253 } |
| 0 | 254 |
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255 // Emit the handler to remove the activation from the stack and |
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256 // dispatch to the caller. |
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257 offsets()->set_value(CodeOffsets::UnwindHandler, assembler->emit_unwind_handler()); |
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258 |
| 0 | 259 // done |
| 260 masm()->flush(); | |
| 261 } | |
| 262 | |
| 263 | |
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264 bool Compilation::setup_code_buffer(CodeBuffer* code, int call_stub_estimate) { |
| 1584 | 265 // Preinitialize the consts section to some large size: |
| 266 int locs_buffer_size = 20 * (relocInfo::length_limit + sizeof(relocInfo)); | |
| 267 char* locs_buffer = NEW_RESOURCE_ARRAY(char, locs_buffer_size); | |
| 268 code->insts()->initialize_shared_locs((relocInfo*)locs_buffer, | |
| 269 locs_buffer_size / sizeof(relocInfo)); | |
| 270 code->initialize_consts_size(Compilation::desired_max_constant_size()); | |
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271 // Call stubs + two deopt handlers (regular and MH) + exception handler |
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272 int stub_size = (call_stub_estimate * LIR_Assembler::call_stub_size) + |
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273 LIR_Assembler::exception_handler_size + |
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274 (2 * LIR_Assembler::deopt_handler_size); |
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275 if (stub_size >= code->insts_capacity()) return false; |
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276 code->initialize_stubs_size(stub_size); |
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277 return true; |
| 1584 | 278 } |
| 279 | |
| 280 | |
| 0 | 281 int Compilation::emit_code_body() { |
| 282 // emit code | |
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283 if (!setup_code_buffer(code(), allocator()->num_calls())) { |
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284 BAILOUT_("size requested greater than avail code buffer size", 0); |
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285 } |
| 0 | 286 code()->initialize_oop_recorder(env()->oop_recorder()); |
| 287 | |
| 288 _masm = new C1_MacroAssembler(code()); | |
| 289 _masm->set_oop_recorder(env()->oop_recorder()); | |
| 290 | |
| 291 LIR_Assembler lir_asm(this); | |
| 292 | |
| 293 lir_asm.emit_code(hir()->code()); | |
| 294 CHECK_BAILOUT_(0); | |
| 295 | |
| 296 emit_code_epilog(&lir_asm); | |
| 297 CHECK_BAILOUT_(0); | |
| 298 | |
| 299 generate_exception_handler_table(); | |
| 300 | |
| 301 #ifndef PRODUCT | |
| 302 if (PrintExceptionHandlers && Verbose) { | |
| 303 exception_handler_table()->print(); | |
| 304 } | |
| 305 #endif /* PRODUCT */ | |
| 306 | |
| 307 return frame_map()->framesize(); | |
| 308 } | |
| 309 | |
| 310 | |
| 311 int Compilation::compile_java_method() { | |
| 312 assert(!method()->is_native(), "should not reach here"); | |
| 313 | |
| 314 if (BailoutOnExceptionHandlers) { | |
| 315 if (method()->has_exception_handlers()) { | |
| 316 bailout("linear scan can't handle exception handlers"); | |
| 317 } | |
| 318 } | |
| 319 | |
| 320 CHECK_BAILOUT_(no_frame_size); | |
| 321 | |
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322 if (is_profiling() && !method()->ensure_method_data()) { |
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323 BAILOUT_("mdo allocation failed", no_frame_size); |
| 1783 | 324 } |
| 325 | |
| 0 | 326 { |
| 327 PhaseTraceTime timeit(_t_buildIR); | |
| 1783 | 328 build_hir(); |
| 0 | 329 } |
| 330 if (BailoutAfterHIR) { | |
| 331 BAILOUT_("Bailing out because of -XX:+BailoutAfterHIR", no_frame_size); | |
| 332 } | |
| 333 | |
| 334 | |
| 335 { | |
| 336 PhaseTraceTime timeit(_t_emit_lir); | |
| 337 | |
| 338 _frame_map = new FrameMap(method(), hir()->number_of_locks(), MAX2(4, hir()->max_stack())); | |
| 339 emit_lir(); | |
| 340 } | |
| 341 CHECK_BAILOUT_(no_frame_size); | |
| 342 | |
| 343 { | |
| 344 PhaseTraceTime timeit(_t_codeemit); | |
| 345 return emit_code_body(); | |
| 346 } | |
| 347 } | |
| 348 | |
| 349 void Compilation::install_code(int frame_size) { | |
| 350 // frame_size is in 32-bit words so adjust it intptr_t words | |
| 351 assert(frame_size == frame_map()->framesize(), "must match"); | |
| 352 assert(in_bytes(frame_map()->framesize_in_bytes()) % sizeof(intptr_t) == 0, "must be at least pointer aligned"); | |
| 353 _env->register_method( | |
| 354 method(), | |
| 355 osr_bci(), | |
| 356 &_offsets, | |
| 357 in_bytes(_frame_map->sp_offset_for_orig_pc()), | |
| 358 code(), | |
| 359 in_bytes(frame_map()->framesize_in_bytes()) / sizeof(intptr_t), | |
| 360 debug_info_recorder()->_oopmaps, | |
| 361 exception_handler_table(), | |
| 362 implicit_exception_table(), | |
| 363 compiler(), | |
| 364 _env->comp_level(), | |
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365 has_unsafe_access(), |
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366 SharedRuntime::is_wide_vector(max_vector_size()) |
| 0 | 367 ); |
| 368 } | |
| 369 | |
| 370 | |
| 371 void Compilation::compile_method() { | |
| 372 // setup compilation | |
| 373 initialize(); | |
| 374 | |
| 375 if (!method()->can_be_compiled()) { | |
| 376 // Prevent race condition 6328518. | |
| 377 // This can happen if the method is obsolete or breakpointed. | |
| 378 bailout("Bailing out because method is not compilable"); | |
| 379 return; | |
| 380 } | |
| 381 | |
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382 if (_env->jvmti_can_hotswap_or_post_breakpoint()) { |
| 0 | 383 // We can assert evol_method because method->can_be_compiled is true. |
| 384 dependency_recorder()->assert_evol_method(method()); | |
| 385 } | |
| 386 | |
| 387 if (method()->break_at_execute()) { | |
| 388 BREAKPOINT; | |
| 389 } | |
| 390 | |
| 391 #ifndef PRODUCT | |
| 392 if (PrintCFGToFile) { | |
| 393 CFGPrinter::print_compilation(this); | |
| 394 } | |
| 395 #endif | |
| 396 | |
| 397 // compile method | |
| 398 int frame_size = compile_java_method(); | |
| 399 | |
| 400 // bailout if method couldn't be compiled | |
| 401 // Note: make sure we mark the method as not compilable! | |
| 402 CHECK_BAILOUT(); | |
| 403 | |
| 404 if (InstallMethods) { | |
| 405 // install code | |
| 406 PhaseTraceTime timeit(_t_codeinstall); | |
| 407 install_code(frame_size); | |
| 408 } | |
| 6843 | 409 |
| 410 if (log() != NULL) // Print code cache state into compiler log | |
| 411 log()->code_cache_state(); | |
| 412 | |
| 0 | 413 totalInstructionNodes += Instruction::number_of_instructions(); |
| 414 } | |
| 415 | |
| 416 | |
| 417 void Compilation::generate_exception_handler_table() { | |
| 418 // Generate an ExceptionHandlerTable from the exception handler | |
| 419 // information accumulated during the compilation. | |
| 420 ExceptionInfoList* info_list = exception_info_list(); | |
| 421 | |
| 422 if (info_list->length() == 0) { | |
| 423 return; | |
| 424 } | |
| 425 | |
| 426 // allocate some arrays for use by the collection code. | |
| 427 const int num_handlers = 5; | |
| 428 GrowableArray<intptr_t>* bcis = new GrowableArray<intptr_t>(num_handlers); | |
| 429 GrowableArray<intptr_t>* scope_depths = new GrowableArray<intptr_t>(num_handlers); | |
| 430 GrowableArray<intptr_t>* pcos = new GrowableArray<intptr_t>(num_handlers); | |
| 431 | |
| 432 for (int i = 0; i < info_list->length(); i++) { | |
| 433 ExceptionInfo* info = info_list->at(i); | |
| 434 XHandlers* handlers = info->exception_handlers(); | |
| 435 | |
| 436 // empty the arrays | |
| 437 bcis->trunc_to(0); | |
| 438 scope_depths->trunc_to(0); | |
| 439 pcos->trunc_to(0); | |
| 440 | |
| 441 for (int i = 0; i < handlers->length(); i++) { | |
| 442 XHandler* handler = handlers->handler_at(i); | |
| 443 assert(handler->entry_pco() != -1, "must have been generated"); | |
| 444 | |
| 445 int e = bcis->find(handler->handler_bci()); | |
| 446 if (e >= 0 && scope_depths->at(e) == handler->scope_count()) { | |
| 447 // two different handlers are declared to dispatch to the same | |
| 448 // catch bci. During parsing we created edges for each | |
| 449 // handler but we really only need one. The exception handler | |
| 450 // table will also get unhappy if we try to declare both since | |
| 451 // it's nonsensical. Just skip this handler. | |
| 452 continue; | |
| 453 } | |
| 454 | |
| 455 bcis->append(handler->handler_bci()); | |
| 456 if (handler->handler_bci() == -1) { | |
| 457 // insert a wildcard handler at scope depth 0 so that the | |
| 458 // exception lookup logic with find it. | |
| 459 scope_depths->append(0); | |
| 460 } else { | |
| 461 scope_depths->append(handler->scope_count()); | |
| 462 } | |
| 463 pcos->append(handler->entry_pco()); | |
| 464 | |
| 465 // stop processing once we hit a catch any | |
| 466 if (handler->is_catch_all()) { | |
| 467 assert(i == handlers->length() - 1, "catch all must be last handler"); | |
| 468 } | |
| 469 } | |
| 470 exception_handler_table()->add_subtable(info->pco(), bcis, scope_depths, pcos); | |
| 471 } | |
| 472 } | |
| 473 | |
| 474 | |
| 1584 | 475 Compilation::Compilation(AbstractCompiler* compiler, ciEnv* env, ciMethod* method, |
| 476 int osr_bci, BufferBlob* buffer_blob) | |
| 0 | 477 : _compiler(compiler) |
| 478 , _env(env) | |
| 6843 | 479 , _log(env->log()) |
| 0 | 480 , _method(method) |
| 481 , _osr_bci(osr_bci) | |
| 482 , _hir(NULL) | |
| 483 , _max_spills(-1) | |
| 484 , _frame_map(NULL) | |
| 485 , _masm(NULL) | |
| 486 , _has_exception_handlers(false) | |
| 487 , _has_fpu_code(true) // pessimistic assumption | |
| 1783 | 488 , _would_profile(false) |
| 0 | 489 , _has_unsafe_access(false) |
|
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490 , _has_method_handle_invokes(false) |
| 0 | 491 , _bailout_msg(NULL) |
| 492 , _exception_info_list(NULL) | |
| 493 , _allocator(NULL) | |
| 1584 | 494 , _next_id(0) |
| 495 , _next_block_id(0) | |
| 1748 | 496 , _code(buffer_blob) |
| 0 | 497 , _current_instruction(NULL) |
| 498 #ifndef PRODUCT | |
| 499 , _last_instruction_printed(NULL) | |
| 500 #endif // PRODUCT | |
| 501 { | |
| 502 PhaseTraceTime timeit(_t_compile); | |
| 503 _arena = Thread::current()->resource_area(); | |
| 1584 | 504 _env->set_compiler_data(this); |
| 0 | 505 _exception_info_list = new ExceptionInfoList(); |
| 506 _implicit_exception_table.set_size(0); | |
| 507 compile_method(); | |
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508 if (bailed_out()) { |
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509 _env->record_method_not_compilable(bailout_msg(), !TieredCompilation); |
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510 if (is_profiling()) { |
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511 // Compilation failed, create MDO, which would signal the interpreter |
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512 // to start profiling on its own. |
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513 _method->ensure_method_data(); |
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514 } |
| 2252 | 515 } else if (is_profiling()) { |
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516 ciMethodData *md = method->method_data_or_null(); |
| 2252 | 517 if (md != NULL) { |
| 518 md->set_would_profile(_would_profile); | |
| 519 } | |
| 1783 | 520 } |
| 0 | 521 } |
| 522 | |
| 523 Compilation::~Compilation() { | |
| 1584 | 524 _env->set_compiler_data(NULL); |
| 0 | 525 } |
| 526 | |
| 527 | |
| 528 void Compilation::add_exception_handlers_for_pco(int pco, XHandlers* exception_handlers) { | |
| 529 #ifndef PRODUCT | |
| 530 if (PrintExceptionHandlers && Verbose) { | |
| 531 tty->print_cr(" added exception scope for pco %d", pco); | |
| 532 } | |
| 533 #endif | |
| 534 // Note: we do not have program counters for these exception handlers yet | |
| 535 exception_info_list()->push(new ExceptionInfo(pco, exception_handlers)); | |
| 536 } | |
| 537 | |
| 538 | |
| 539 void Compilation::notice_inlined_method(ciMethod* method) { | |
| 540 _env->notice_inlined_method(method); | |
| 541 } | |
| 542 | |
| 543 | |
| 544 void Compilation::bailout(const char* msg) { | |
| 545 assert(msg != NULL, "bailout message must exist"); | |
| 546 if (!bailed_out()) { | |
| 547 // keep first bailout message | |
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548 if (PrintCompilation || PrintBailouts) tty->print_cr("compilation bailout: %s", msg); |
| 0 | 549 _bailout_msg = msg; |
| 550 } | |
| 551 } | |
| 552 | |
| 553 | |
| 554 void Compilation::print_timers() { | |
| 555 // 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); | |
| 556 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(); | |
| 557 | |
| 558 | |
| 559 tty->print_cr(" Detailed C1 Timings"); | |
| 560 tty->print_cr(" Setup time: %6.3f s (%4.1f%%)", timers[_t_setup].seconds(), (timers[_t_setup].seconds() / total) * 100.0); | |
| 561 tty->print_cr(" Build IR: %6.3f s (%4.1f%%)", timers[_t_buildIR].seconds(), (timers[_t_buildIR].seconds() / total) * 100.0); | |
| 562 tty->print_cr(" Optimize: %6.3f s (%4.1f%%)", timers[_t_optimizeIR].seconds(), (timers[_t_optimizeIR].seconds() / total) * 100.0); | |
| 563 tty->print_cr(" Emit LIR: %6.3f s (%4.1f%%)", timers[_t_emit_lir].seconds(), (timers[_t_emit_lir].seconds() / total) * 100.0); | |
| 564 tty->print_cr(" LIR Gen: %6.3f s (%4.1f%%)", timers[_t_lirGeneration].seconds(), (timers[_t_lirGeneration].seconds() / total) * 100.0); | |
| 565 tty->print_cr(" Linear Scan: %6.3f s (%4.1f%%)", timers[_t_linearScan].seconds(), (timers[_t_linearScan].seconds() / total) * 100.0); | |
| 566 NOT_PRODUCT(LinearScan::print_timers(timers[_t_linearScan].seconds())); | |
| 567 tty->print_cr(" LIR Schedule: %6.3f s (%4.1f%%)", timers[_t_lir_schedule].seconds(), (timers[_t_lir_schedule].seconds() / total) * 100.0); | |
| 568 tty->print_cr(" Code Emission: %6.3f s (%4.1f%%)", timers[_t_codeemit].seconds(), (timers[_t_codeemit].seconds() / total) * 100.0); | |
| 569 tty->print_cr(" Code Installation: %6.3f s (%4.1f%%)", timers[_t_codeinstall].seconds(), (timers[_t_codeinstall].seconds() / total) * 100.0); | |
| 570 tty->print_cr(" Instruction Nodes: %6d nodes", totalInstructionNodes); | |
| 571 | |
| 572 NOT_PRODUCT(LinearScan::print_statistics()); | |
| 573 } | |
| 574 | |
| 575 | |
| 576 #ifndef PRODUCT | |
| 577 void Compilation::compile_only_this_method() { | |
| 578 ResourceMark rm; | |
| 579 fileStream stream(fopen("c1_compile_only", "wt")); | |
| 580 stream.print_cr("# c1 compile only directives"); | |
| 581 compile_only_this_scope(&stream, hir()->top_scope()); | |
| 582 } | |
| 583 | |
| 584 | |
| 585 void Compilation::compile_only_this_scope(outputStream* st, IRScope* scope) { | |
| 586 st->print("CompileOnly="); | |
| 587 scope->method()->holder()->name()->print_symbol_on(st); | |
| 588 st->print("."); | |
| 589 scope->method()->name()->print_symbol_on(st); | |
| 590 st->cr(); | |
| 591 } | |
| 592 | |
| 593 | |
| 594 void Compilation::exclude_this_method() { | |
| 595 fileStream stream(fopen(".hotspot_compiler", "at")); | |
| 596 stream.print("exclude "); | |
| 597 method()->holder()->name()->print_symbol_on(&stream); | |
| 598 stream.print(" "); | |
| 599 method()->name()->print_symbol_on(&stream); | |
| 600 stream.cr(); | |
| 601 stream.cr(); | |
| 602 } | |
| 603 #endif |