Mercurial > hg > truffle
annotate src/share/vm/c1/c1_Compilation.cpp @ 7788:dbbe8ce3bfa5
commands: accept 'server0' as a vm, accept version number which have '-...' suffix (-internal, -ea...)
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Wed, 13 Feb 2013 18:33:54 +0100 |
parents | c5d414e98fd4 |
children | 46f6f063b272 |
rev | line source |
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0 | 1 /* |
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2 * Copyright (c) 1999, 2012, 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 | |
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132 CompileLog* log = this->log(); |
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133 if (log != NULL) { |
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134 log->begin_head("parse method='%d' ", |
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135 log->identify(_method)); |
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136 log->stamp(); |
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137 log->end_head(); |
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138 } |
0 | 139 _hir = new IR(this, method(), osr_bci()); |
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140 if (log) log->done("parse"); |
0 | 141 if (!_hir->is_valid()) { |
142 bailout("invalid parsing"); | |
143 return; | |
144 } | |
145 | |
146 #ifndef PRODUCT | |
147 if (PrintCFGToFile) { | |
148 CFGPrinter::print_cfg(_hir, "After Generation of HIR", true, false); | |
149 } | |
150 #endif | |
151 | |
152 #ifndef PRODUCT | |
153 if (PrintCFG || PrintCFG0) { tty->print_cr("CFG after parsing"); _hir->print(true); } | |
154 if (PrintIR || PrintIR0 ) { tty->print_cr("IR after parsing"); _hir->print(false); } | |
155 #endif | |
156 | |
157 _hir->verify(); | |
158 | |
159 if (UseC1Optimizations) { | |
160 NEEDS_CLEANUP | |
161 // optimization | |
162 PhaseTraceTime timeit(_t_optimizeIR); | |
163 | |
164 _hir->optimize(); | |
165 } | |
166 | |
167 _hir->verify(); | |
168 | |
169 _hir->split_critical_edges(); | |
170 | |
171 #ifndef PRODUCT | |
172 if (PrintCFG || PrintCFG1) { tty->print_cr("CFG after optimizations"); _hir->print(true); } | |
173 if (PrintIR || PrintIR1 ) { tty->print_cr("IR after optimizations"); _hir->print(false); } | |
174 #endif | |
175 | |
176 _hir->verify(); | |
177 | |
178 // compute block ordering for code generation | |
179 // the control flow must not be changed from here on | |
180 _hir->compute_code(); | |
181 | |
182 if (UseGlobalValueNumbering) { | |
183 ResourceMark rm; | |
184 int instructions = Instruction::number_of_instructions(); | |
185 GlobalValueNumbering gvn(_hir); | |
186 assert(instructions == Instruction::number_of_instructions(), | |
187 "shouldn't have created an instructions"); | |
188 } | |
189 | |
190 // compute use counts after global value numbering | |
191 _hir->compute_use_counts(); | |
192 | |
193 #ifndef PRODUCT | |
194 if (PrintCFG || PrintCFG2) { tty->print_cr("CFG before code generation"); _hir->code()->print(true); } | |
195 if (PrintIR || PrintIR2 ) { tty->print_cr("IR before code generation"); _hir->code()->print(false, true); } | |
196 #endif | |
197 | |
198 _hir->verify(); | |
199 } | |
200 | |
201 | |
202 void Compilation::emit_lir() { | |
203 CHECK_BAILOUT(); | |
204 | |
205 LIRGenerator gen(this, method()); | |
206 { | |
207 PhaseTraceTime timeit(_t_lirGeneration); | |
208 hir()->iterate_linear_scan_order(&gen); | |
209 } | |
210 | |
211 CHECK_BAILOUT(); | |
212 | |
213 { | |
214 PhaseTraceTime timeit(_t_linearScan); | |
215 | |
216 LinearScan* allocator = new LinearScan(hir(), &gen, frame_map()); | |
217 set_allocator(allocator); | |
218 // Assign physical registers to LIR operands using a linear scan algorithm. | |
219 allocator->do_linear_scan(); | |
220 CHECK_BAILOUT(); | |
221 | |
222 _max_spills = allocator->max_spills(); | |
223 } | |
224 | |
225 if (BailoutAfterLIR) { | |
226 if (PrintLIR && !bailed_out()) { | |
227 print_LIR(hir()->code()); | |
228 } | |
229 bailout("Bailing out because of -XX:+BailoutAfterLIR"); | |
230 } | |
231 } | |
232 | |
233 | |
234 void Compilation::emit_code_epilog(LIR_Assembler* assembler) { | |
235 CHECK_BAILOUT(); | |
236 | |
1204 | 237 CodeOffsets* code_offsets = assembler->offsets(); |
238 | |
0 | 239 // generate code or slow cases |
240 assembler->emit_slow_case_stubs(); | |
241 CHECK_BAILOUT(); | |
242 | |
243 // generate exception adapters | |
244 assembler->emit_exception_entries(exception_info_list()); | |
245 CHECK_BAILOUT(); | |
246 | |
1204 | 247 // Generate code for exception handler. |
248 code_offsets->set_value(CodeOffsets::Exceptions, assembler->emit_exception_handler()); | |
0 | 249 CHECK_BAILOUT(); |
1204 | 250 |
251 // Generate code for deopt handler. | |
252 code_offsets->set_value(CodeOffsets::Deopt, assembler->emit_deopt_handler()); | |
253 CHECK_BAILOUT(); | |
254 | |
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255 // Emit the MethodHandle deopt handler code (if required). |
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256 if (has_method_handle_invokes()) { |
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257 // We can use the same code as for the normal deopt handler, we |
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258 // just need a different entry point address. |
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259 code_offsets->set_value(CodeOffsets::DeoptMH, assembler->emit_deopt_handler()); |
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260 CHECK_BAILOUT(); |
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261 } |
0 | 262 |
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263 // Emit the handler to remove the activation from the stack and |
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264 // dispatch to the caller. |
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265 offsets()->set_value(CodeOffsets::UnwindHandler, assembler->emit_unwind_handler()); |
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266 |
0 | 267 // done |
268 masm()->flush(); | |
269 } | |
270 | |
271 | |
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272 bool Compilation::setup_code_buffer(CodeBuffer* code, int call_stub_estimate) { |
1584 | 273 // Preinitialize the consts section to some large size: |
274 int locs_buffer_size = 20 * (relocInfo::length_limit + sizeof(relocInfo)); | |
275 char* locs_buffer = NEW_RESOURCE_ARRAY(char, locs_buffer_size); | |
276 code->insts()->initialize_shared_locs((relocInfo*)locs_buffer, | |
277 locs_buffer_size / sizeof(relocInfo)); | |
278 code->initialize_consts_size(Compilation::desired_max_constant_size()); | |
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279 // Call stubs + two deopt handlers (regular and MH) + exception handler |
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280 int stub_size = (call_stub_estimate * LIR_Assembler::call_stub_size) + |
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281 LIR_Assembler::exception_handler_size + |
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282 (2 * LIR_Assembler::deopt_handler_size); |
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283 if (stub_size >= code->insts_capacity()) return false; |
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284 code->initialize_stubs_size(stub_size); |
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285 return true; |
1584 | 286 } |
287 | |
288 | |
0 | 289 int Compilation::emit_code_body() { |
290 // emit code | |
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291 if (!setup_code_buffer(code(), allocator()->num_calls())) { |
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292 BAILOUT_("size requested greater than avail code buffer size", 0); |
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293 } |
0 | 294 code()->initialize_oop_recorder(env()->oop_recorder()); |
295 | |
296 _masm = new C1_MacroAssembler(code()); | |
297 _masm->set_oop_recorder(env()->oop_recorder()); | |
298 | |
299 LIR_Assembler lir_asm(this); | |
300 | |
301 lir_asm.emit_code(hir()->code()); | |
302 CHECK_BAILOUT_(0); | |
303 | |
304 emit_code_epilog(&lir_asm); | |
305 CHECK_BAILOUT_(0); | |
306 | |
307 generate_exception_handler_table(); | |
308 | |
309 #ifndef PRODUCT | |
310 if (PrintExceptionHandlers && Verbose) { | |
311 exception_handler_table()->print(); | |
312 } | |
313 #endif /* PRODUCT */ | |
314 | |
315 return frame_map()->framesize(); | |
316 } | |
317 | |
318 | |
319 int Compilation::compile_java_method() { | |
320 assert(!method()->is_native(), "should not reach here"); | |
321 | |
322 if (BailoutOnExceptionHandlers) { | |
323 if (method()->has_exception_handlers()) { | |
324 bailout("linear scan can't handle exception handlers"); | |
325 } | |
326 } | |
327 | |
328 CHECK_BAILOUT_(no_frame_size); | |
329 | |
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330 if (is_profiling() && !method()->ensure_method_data()) { |
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331 BAILOUT_("mdo allocation failed", no_frame_size); |
1783 | 332 } |
333 | |
0 | 334 { |
335 PhaseTraceTime timeit(_t_buildIR); | |
1783 | 336 build_hir(); |
0 | 337 } |
338 if (BailoutAfterHIR) { | |
339 BAILOUT_("Bailing out because of -XX:+BailoutAfterHIR", no_frame_size); | |
340 } | |
341 | |
342 | |
343 { | |
344 PhaseTraceTime timeit(_t_emit_lir); | |
345 | |
346 _frame_map = new FrameMap(method(), hir()->number_of_locks(), MAX2(4, hir()->max_stack())); | |
347 emit_lir(); | |
348 } | |
349 CHECK_BAILOUT_(no_frame_size); | |
350 | |
351 { | |
352 PhaseTraceTime timeit(_t_codeemit); | |
353 return emit_code_body(); | |
354 } | |
355 } | |
356 | |
357 void Compilation::install_code(int frame_size) { | |
358 // frame_size is in 32-bit words so adjust it intptr_t words | |
359 assert(frame_size == frame_map()->framesize(), "must match"); | |
360 assert(in_bytes(frame_map()->framesize_in_bytes()) % sizeof(intptr_t) == 0, "must be at least pointer aligned"); | |
361 _env->register_method( | |
362 method(), | |
363 osr_bci(), | |
364 &_offsets, | |
365 in_bytes(_frame_map->sp_offset_for_orig_pc()), | |
366 code(), | |
367 in_bytes(frame_map()->framesize_in_bytes()) / sizeof(intptr_t), | |
368 debug_info_recorder()->_oopmaps, | |
369 exception_handler_table(), | |
370 implicit_exception_table(), | |
371 compiler(), | |
372 _env->comp_level(), | |
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373 has_unsafe_access(), |
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374 SharedRuntime::is_wide_vector(max_vector_size()) |
0 | 375 ); |
376 } | |
377 | |
378 | |
379 void Compilation::compile_method() { | |
380 // setup compilation | |
381 initialize(); | |
382 | |
383 if (!method()->can_be_compiled()) { | |
384 // Prevent race condition 6328518. | |
385 // This can happen if the method is obsolete or breakpointed. | |
386 bailout("Bailing out because method is not compilable"); | |
387 return; | |
388 } | |
389 | |
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390 if (_env->jvmti_can_hotswap_or_post_breakpoint()) { |
0 | 391 // We can assert evol_method because method->can_be_compiled is true. |
392 dependency_recorder()->assert_evol_method(method()); | |
393 } | |
394 | |
395 if (method()->break_at_execute()) { | |
396 BREAKPOINT; | |
397 } | |
398 | |
399 #ifndef PRODUCT | |
400 if (PrintCFGToFile) { | |
401 CFGPrinter::print_compilation(this); | |
402 } | |
403 #endif | |
404 | |
405 // compile method | |
406 int frame_size = compile_java_method(); | |
407 | |
408 // bailout if method couldn't be compiled | |
409 // Note: make sure we mark the method as not compilable! | |
410 CHECK_BAILOUT(); | |
411 | |
412 if (InstallMethods) { | |
413 // install code | |
414 PhaseTraceTime timeit(_t_codeinstall); | |
415 install_code(frame_size); | |
416 } | |
6843 | 417 |
418 if (log() != NULL) // Print code cache state into compiler log | |
419 log()->code_cache_state(); | |
420 | |
0 | 421 totalInstructionNodes += Instruction::number_of_instructions(); |
422 } | |
423 | |
424 | |
425 void Compilation::generate_exception_handler_table() { | |
426 // Generate an ExceptionHandlerTable from the exception handler | |
427 // information accumulated during the compilation. | |
428 ExceptionInfoList* info_list = exception_info_list(); | |
429 | |
430 if (info_list->length() == 0) { | |
431 return; | |
432 } | |
433 | |
434 // allocate some arrays for use by the collection code. | |
435 const int num_handlers = 5; | |
436 GrowableArray<intptr_t>* bcis = new GrowableArray<intptr_t>(num_handlers); | |
437 GrowableArray<intptr_t>* scope_depths = new GrowableArray<intptr_t>(num_handlers); | |
438 GrowableArray<intptr_t>* pcos = new GrowableArray<intptr_t>(num_handlers); | |
439 | |
440 for (int i = 0; i < info_list->length(); i++) { | |
441 ExceptionInfo* info = info_list->at(i); | |
442 XHandlers* handlers = info->exception_handlers(); | |
443 | |
444 // empty the arrays | |
445 bcis->trunc_to(0); | |
446 scope_depths->trunc_to(0); | |
447 pcos->trunc_to(0); | |
448 | |
449 for (int i = 0; i < handlers->length(); i++) { | |
450 XHandler* handler = handlers->handler_at(i); | |
451 assert(handler->entry_pco() != -1, "must have been generated"); | |
452 | |
453 int e = bcis->find(handler->handler_bci()); | |
454 if (e >= 0 && scope_depths->at(e) == handler->scope_count()) { | |
455 // two different handlers are declared to dispatch to the same | |
456 // catch bci. During parsing we created edges for each | |
457 // handler but we really only need one. The exception handler | |
458 // table will also get unhappy if we try to declare both since | |
459 // it's nonsensical. Just skip this handler. | |
460 continue; | |
461 } | |
462 | |
463 bcis->append(handler->handler_bci()); | |
464 if (handler->handler_bci() == -1) { | |
465 // insert a wildcard handler at scope depth 0 so that the | |
466 // exception lookup logic with find it. | |
467 scope_depths->append(0); | |
468 } else { | |
469 scope_depths->append(handler->scope_count()); | |
470 } | |
471 pcos->append(handler->entry_pco()); | |
472 | |
473 // stop processing once we hit a catch any | |
474 if (handler->is_catch_all()) { | |
475 assert(i == handlers->length() - 1, "catch all must be last handler"); | |
476 } | |
477 } | |
478 exception_handler_table()->add_subtable(info->pco(), bcis, scope_depths, pcos); | |
479 } | |
480 } | |
481 | |
482 | |
1584 | 483 Compilation::Compilation(AbstractCompiler* compiler, ciEnv* env, ciMethod* method, |
484 int osr_bci, BufferBlob* buffer_blob) | |
0 | 485 : _compiler(compiler) |
486 , _env(env) | |
6843 | 487 , _log(env->log()) |
0 | 488 , _method(method) |
489 , _osr_bci(osr_bci) | |
490 , _hir(NULL) | |
491 , _max_spills(-1) | |
492 , _frame_map(NULL) | |
493 , _masm(NULL) | |
494 , _has_exception_handlers(false) | |
495 , _has_fpu_code(true) // pessimistic assumption | |
1783 | 496 , _would_profile(false) |
0 | 497 , _has_unsafe_access(false) |
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498 , _has_method_handle_invokes(false) |
0 | 499 , _bailout_msg(NULL) |
500 , _exception_info_list(NULL) | |
501 , _allocator(NULL) | |
1584 | 502 , _next_id(0) |
503 , _next_block_id(0) | |
1748 | 504 , _code(buffer_blob) |
0 | 505 , _current_instruction(NULL) |
506 #ifndef PRODUCT | |
507 , _last_instruction_printed(NULL) | |
508 #endif // PRODUCT | |
509 { | |
510 PhaseTraceTime timeit(_t_compile); | |
511 _arena = Thread::current()->resource_area(); | |
1584 | 512 _env->set_compiler_data(this); |
0 | 513 _exception_info_list = new ExceptionInfoList(); |
514 _implicit_exception_table.set_size(0); | |
515 compile_method(); | |
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516 if (bailed_out()) { |
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517 _env->record_method_not_compilable(bailout_msg(), !TieredCompilation); |
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518 if (is_profiling()) { |
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519 // Compilation failed, create MDO, which would signal the interpreter |
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520 // to start profiling on its own. |
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521 _method->ensure_method_data(); |
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522 } |
2252 | 523 } else if (is_profiling()) { |
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524 ciMethodData *md = method->method_data_or_null(); |
2252 | 525 if (md != NULL) { |
526 md->set_would_profile(_would_profile); | |
527 } | |
1783 | 528 } |
0 | 529 } |
530 | |
531 Compilation::~Compilation() { | |
1584 | 532 _env->set_compiler_data(NULL); |
0 | 533 } |
534 | |
535 | |
536 void Compilation::add_exception_handlers_for_pco(int pco, XHandlers* exception_handlers) { | |
537 #ifndef PRODUCT | |
538 if (PrintExceptionHandlers && Verbose) { | |
539 tty->print_cr(" added exception scope for pco %d", pco); | |
540 } | |
541 #endif | |
542 // Note: we do not have program counters for these exception handlers yet | |
543 exception_info_list()->push(new ExceptionInfo(pco, exception_handlers)); | |
544 } | |
545 | |
546 | |
547 void Compilation::notice_inlined_method(ciMethod* method) { | |
548 _env->notice_inlined_method(method); | |
549 } | |
550 | |
551 | |
552 void Compilation::bailout(const char* msg) { | |
553 assert(msg != NULL, "bailout message must exist"); | |
554 if (!bailed_out()) { | |
555 // keep first bailout message | |
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556 if (PrintCompilation || PrintBailouts) tty->print_cr("compilation bailout: %s", msg); |
0 | 557 _bailout_msg = msg; |
558 } | |
559 } | |
560 | |
561 | |
562 void Compilation::print_timers() { | |
563 // 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); | |
564 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(); | |
565 | |
566 | |
567 tty->print_cr(" Detailed C1 Timings"); | |
568 tty->print_cr(" Setup time: %6.3f s (%4.1f%%)", timers[_t_setup].seconds(), (timers[_t_setup].seconds() / total) * 100.0); | |
569 tty->print_cr(" Build IR: %6.3f s (%4.1f%%)", timers[_t_buildIR].seconds(), (timers[_t_buildIR].seconds() / total) * 100.0); | |
570 tty->print_cr(" Optimize: %6.3f s (%4.1f%%)", timers[_t_optimizeIR].seconds(), (timers[_t_optimizeIR].seconds() / total) * 100.0); | |
571 tty->print_cr(" Emit LIR: %6.3f s (%4.1f%%)", timers[_t_emit_lir].seconds(), (timers[_t_emit_lir].seconds() / total) * 100.0); | |
572 tty->print_cr(" LIR Gen: %6.3f s (%4.1f%%)", timers[_t_lirGeneration].seconds(), (timers[_t_lirGeneration].seconds() / total) * 100.0); | |
573 tty->print_cr(" Linear Scan: %6.3f s (%4.1f%%)", timers[_t_linearScan].seconds(), (timers[_t_linearScan].seconds() / total) * 100.0); | |
574 NOT_PRODUCT(LinearScan::print_timers(timers[_t_linearScan].seconds())); | |
575 tty->print_cr(" LIR Schedule: %6.3f s (%4.1f%%)", timers[_t_lir_schedule].seconds(), (timers[_t_lir_schedule].seconds() / total) * 100.0); | |
576 tty->print_cr(" Code Emission: %6.3f s (%4.1f%%)", timers[_t_codeemit].seconds(), (timers[_t_codeemit].seconds() / total) * 100.0); | |
577 tty->print_cr(" Code Installation: %6.3f s (%4.1f%%)", timers[_t_codeinstall].seconds(), (timers[_t_codeinstall].seconds() / total) * 100.0); | |
578 tty->print_cr(" Instruction Nodes: %6d nodes", totalInstructionNodes); | |
579 | |
580 NOT_PRODUCT(LinearScan::print_statistics()); | |
581 } | |
582 | |
583 | |
584 #ifndef PRODUCT | |
585 void Compilation::compile_only_this_method() { | |
586 ResourceMark rm; | |
587 fileStream stream(fopen("c1_compile_only", "wt")); | |
588 stream.print_cr("# c1 compile only directives"); | |
589 compile_only_this_scope(&stream, hir()->top_scope()); | |
590 } | |
591 | |
592 | |
593 void Compilation::compile_only_this_scope(outputStream* st, IRScope* scope) { | |
594 st->print("CompileOnly="); | |
595 scope->method()->holder()->name()->print_symbol_on(st); | |
596 st->print("."); | |
597 scope->method()->name()->print_symbol_on(st); | |
598 st->cr(); | |
599 } | |
600 | |
601 | |
602 void Compilation::exclude_this_method() { | |
603 fileStream stream(fopen(".hotspot_compiler", "at")); | |
604 stream.print("exclude "); | |
605 method()->holder()->name()->print_symbol_on(&stream); | |
606 stream.print(" "); | |
607 method()->name()->print_symbol_on(&stream); | |
608 stream.cr(); | |
609 stream.cr(); | |
610 } | |
611 #endif |