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comparison src/share/vm/runtime/simpleThresholdPolicy.cpp @ 20588:41dcdd636080

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8040798: compiler/startup/SmallCodeCacheStartup.java timed out in RT_Baseline Summary: Fixes broken memory freeing of compile queue tasks and makes sure that blocking compiles do not hang the VM if compilation gets disabled due to a full code cache. Reviewed-by: kvn, iveresov
author anoll
date Tue, 29 Apr 2014 07:59:22 +0200
parents 653e11c86c5a
children 468850e35e48
comparison
equal deleted inserted replaced
20584:ef9eda2c1abe 20588:41dcdd636080
237 return; 237 return;
238 } 238 }
239 if (bci != InvocationEntryBci && mh->is_not_osr_compilable(level)) { 239 if (bci != InvocationEntryBci && mh->is_not_osr_compilable(level)) {
240 return; 240 return;
241 } 241 }
242 if (!CompileBroker::compilation_is_in_queue(mh, bci)) { 242 if (!CompileBroker::compilation_is_in_queue(mh)) {
243 if (PrintTieredEvents) { 243 if (PrintTieredEvents) {
244 print_event(COMPILE, mh, mh, bci, level); 244 print_event(COMPILE, mh, mh, bci, level);
245 } 245 }
246 submit_compile(mh, bci, level, thread); 246 submit_compile(mh, bci, level, thread);
247 } 247 }
376 376
377 377
378 // Handle the invocation event. 378 // Handle the invocation event.
379 void SimpleThresholdPolicy::method_invocation_event(methodHandle mh, methodHandle imh, 379 void SimpleThresholdPolicy::method_invocation_event(methodHandle mh, methodHandle imh,
380 CompLevel level, nmethod* nm, JavaThread* thread) { 380 CompLevel level, nmethod* nm, JavaThread* thread) {
381 if (is_compilation_enabled() && !CompileBroker::compilation_is_in_queue(mh, InvocationEntryBci)) { 381 if (is_compilation_enabled() && !CompileBroker::compilation_is_in_queue(mh)) {
382 CompLevel next_level = call_event(mh(), level); 382 CompLevel next_level = call_event(mh(), level);
383 if (next_level != level) { 383 if (next_level != level) {
384 compile(mh, InvocationEntryBci, next_level, thread); 384 compile(mh, InvocationEntryBci, next_level, thread);
385 } 385 }
386 } 386 }
389 // Handle the back branch event. Notice that we can compile the method 389 // Handle the back branch event. Notice that we can compile the method
390 // with a regular entry from here. 390 // with a regular entry from here.
391 void SimpleThresholdPolicy::method_back_branch_event(methodHandle mh, methodHandle imh, 391 void SimpleThresholdPolicy::method_back_branch_event(methodHandle mh, methodHandle imh,
392 int bci, CompLevel level, nmethod* nm, JavaThread* thread) { 392 int bci, CompLevel level, nmethod* nm, JavaThread* thread) {
393 // If the method is already compiling, quickly bail out. 393 // If the method is already compiling, quickly bail out.
394 if (is_compilation_enabled() && !CompileBroker::compilation_is_in_queue(mh, bci)) { 394 if (is_compilation_enabled() && !CompileBroker::compilation_is_in_queue(mh)) {
395 // Use loop event as an opportinity to also check there's been 395 // Use loop event as an opportunity to also check there's been
396 // enough calls. 396 // enough calls.
397 CompLevel cur_level = comp_level(mh()); 397 CompLevel cur_level = comp_level(mh());
398 CompLevel next_level = call_event(mh(), cur_level); 398 CompLevel next_level = call_event(mh(), cur_level);
399 CompLevel next_osr_level = loop_event(mh(), level); 399 CompLevel next_osr_level = loop_event(mh(), level);
400 400