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comparison src/share/vm/runtime/thread.cpp @ 15463:a20be10ad437

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made Graal work with the HotSpot compiler queue and compiler threads, enabled by -XX:-UseGraalCompilationQueue
author Doug Simon <doug.simon@oracle.com>
date Fri, 02 May 2014 00:36:27 +0200
parents b68a693a7ad4
children 66a9286203a2
comparison
equal deleted inserted replaced
15462:05d3f069cff2 15463:a20be10ad437
2251 assert(Threads_lock->is_locked(), "Threads_lock should be locked by safepoint code"); 2251 assert(Threads_lock->is_locked(), "Threads_lock should be locked by safepoint code");
2252 assert(SafepointSynchronize::is_at_safepoint(), "all threads are stopped"); 2252 assert(SafepointSynchronize::is_at_safepoint(), "all threads are stopped");
2253 2253
2254 // Do not throw asynchronous exceptions against the compiler thread 2254 // Do not throw asynchronous exceptions against the compiler thread
2255 // (the compiler thread should not be a Java thread -- fix in 1.4.2) 2255 // (the compiler thread should not be a Java thread -- fix in 1.4.2)
2256 if (is_Compiler_thread()) return; 2256 if (!can_call_java()) return;
2257 2257
2258 { 2258 {
2259 // Actually throw the Throwable against the target Thread - however 2259 // Actually throw the Throwable against the target Thread - however
2260 // only if there is no thread death exception installed already. 2260 // only if there is no thread death exception installed already.
2261 if (_pending_async_exception == NULL || !_pending_async_exception->is_a(SystemDictionary::ThreadDeath_klass())) { 2261 if (_pending_async_exception == NULL || !_pending_async_exception->is_a(SystemDictionary::ThreadDeath_klass())) {
3308 3308
3309 #ifndef PRODUCT 3309 #ifndef PRODUCT
3310 _ideal_graph_printer = NULL; 3310 _ideal_graph_printer = NULL;
3311 #endif 3311 #endif
3312 } 3312 }
3313
3314 #ifdef COMPILERGRAAL
3315 bool CompilerThread::can_call_java() const {
3316 return _compiler != NULL && _compiler->is_graal();
3317 }
3318 #endif
3313 3319
3314 void CompilerThread::oops_do(OopClosure* f, CLDToOopClosure* cld_f, CodeBlobClosure* cf) { 3320 void CompilerThread::oops_do(OopClosure* f, CLDToOopClosure* cld_f, CodeBlobClosure* cf) {
3315 JavaThread::oops_do(f, cld_f, cf); 3321 JavaThread::oops_do(f, cld_f, cf);
3316 if (_scanned_nmethod != NULL && cf != NULL) { 3322 if (_scanned_nmethod != NULL && cf != NULL) {
3317 // Safepoints can occur when the sweeper is scanning an nmethod so 3323 // Safepoints can occur when the sweeper is scanning an nmethod so
4332 4338
4333 int i = 0; 4339 int i = 0;
4334 { 4340 {
4335 MutexLockerEx ml(doLock ? Threads_lock : NULL); 4341 MutexLockerEx ml(doLock ? Threads_lock : NULL);
4336 ALL_JAVA_THREADS(p) { 4342 ALL_JAVA_THREADS(p) {
4337 if (p->is_Compiler_thread()) continue; 4343 if (!p->can_call_java()) continue;
4338 4344
4339 address pending = (address)p->current_pending_monitor(); 4345 address pending = (address)p->current_pending_monitor();
4340 if (pending == monitor) { // found a match 4346 if (pending == monitor) { // found a match
4341 if (i < count) result->append(p); // save the first count matches 4347 if (i < count) result->append(p); // save the first count matches
4342 i++; 4348 i++;