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comparison src/share/vm/graal/graalCompiler.cpp @ 15487:07fac8558d7b

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update state flag after initialization to allow other compiler threads to execute
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Fri, 02 May 2014 17:03:10 -0700
parents a20be10ad437
children 9c66a589ef63
comparison
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15486:8f09b84f325f 15487:07fac8558d7b
56 uintptr_t allocation_end = heap_end + ((uintptr_t)16) * 1024 * 1024 * 1024; 56 uintptr_t allocation_end = heap_end + ((uintptr_t)16) * 1024 * 1024 * 1024;
57 AMD64_ONLY(guarantee(heap_end < allocation_end, "heap end too close to end of address space (might lead to erroneous TLAB allocations)")); 57 AMD64_ONLY(guarantee(heap_end < allocation_end, "heap end too close to end of address space (might lead to erroneous TLAB allocations)"));
58 NOT_LP64(error("check TLAB allocation code for address space conflicts")); 58 NOT_LP64(error("check TLAB allocation code for address space conflicts"));
59 59
60 BufferBlob* buffer_blob = initialize_buffer_blob(); 60 BufferBlob* buffer_blob = initialize_buffer_blob();
61 if (buffer_blob == NULL) { 61 #ifdef COMPILERGRAAL
62 // If we are called from JNI_CreateJavaVM we cannot use set_state yet because it takes a lock. 62 if (!UseGraalCompilationQueue) {
63 // set_state(failed); 63 // This path is used for initialization both by the native queue and the graal queue
64 } else { 64 // but set_state acquired a lock which might not be safe during JVM_CreateJavaVM, so
65 // set_state(initialized); 65 // only update the state flag for the native queue.
66 } 66 if (buffer_blob == NULL) {
67 set_state(failed);
68 } else {
69 set_state(initialized);
70 }
71 }
72 #endif
67 73
68 JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment(); 74 JNIEnv *env = ((JavaThread *) Thread::current())->jni_environment();
69 jclass klass = env->FindClass("com/oracle/graal/hotspot/bridge/CompilerToVMImpl"); 75 jclass klass = env->FindClass("com/oracle/graal/hotspot/bridge/CompilerToVMImpl");
70 if (klass == NULL) { 76 if (klass == NULL) {
71 tty->print_cr("graal CompilerToVMImpl class not found"); 77 tty->print_cr("graal CompilerToVMImpl class not found");