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comparison src/share/vm/runtime/thread.hpp @ 989:148e5441d916

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6863023: need non-perm oops in code cache for JSR 292 Summary: Make a special root-list for those few nmethods which might contain non-perm oops. Reviewed-by: twisti, kvn, never, jmasa, ysr
author jrose
date Tue, 15 Sep 2009 21:53:47 -0700
parents bd02caa94611
children 46b819ba120b
comparison
equal deleted inserted replaced
987:00977607da34 989:148e5441d916
372 _current_waiting_monitor = monitor; 372 _current_waiting_monitor = monitor;
373 } 373 }
374 374
375 // GC support 375 // GC support
376 // Apply "f->do_oop" to all root oops in "this". 376 // Apply "f->do_oop" to all root oops in "this".
377 void oops_do(OopClosure* f); 377 // Apply "cf->do_code_blob" (if !NULL) to all code blobs active in frames
378 void oops_do(OopClosure* f, CodeBlobClosure* cf);
378 379
379 // Handles the parallel case for the method below. 380 // Handles the parallel case for the method below.
380 private: 381 private:
381 bool claim_oops_do_par_case(int collection_parity); 382 bool claim_oops_do_par_case(int collection_parity);
382 public: 383 public:
396 return claim_oops_do_par_case(collection_parity); 397 return claim_oops_do_par_case(collection_parity);
397 } 398 }
398 } 399 }
399 400
400 // Sweeper support 401 // Sweeper support
401 void nmethods_do(); 402 void nmethods_do(CodeBlobClosure* cf);
402 403
403 // Tells if adr belong to this thread. This is used 404 // Tells if adr belong to this thread. This is used
404 // for checking if a lock is owned by the running thread. 405 // for checking if a lock is owned by the running thread.
405 406
406 // Used by fast lock support 407 // Used by fast lock support
1236 1237
1237 // Frame iteration; calls the function f for all frames on the stack 1238 // Frame iteration; calls the function f for all frames on the stack
1238 void frames_do(void f(frame*, const RegisterMap*)); 1239 void frames_do(void f(frame*, const RegisterMap*));
1239 1240
1240 // Memory operations 1241 // Memory operations
1241 void oops_do(OopClosure* f); 1242 void oops_do(OopClosure* f, CodeBlobClosure* cf);
1242 1243
1243 // Sweeper operations 1244 // Sweeper operations
1244 void nmethods_do(); 1245 void nmethods_do(CodeBlobClosure* cf);
1245 1246
1246 // Memory management operations 1247 // Memory management operations
1247 void gc_epilogue(); 1248 void gc_epilogue();
1248 void gc_prologue(); 1249 void gc_prologue();
1249 1250
1627 // Garbage collection 1628 // Garbage collection
1628 static void follow_other_roots(void f(oop*)); 1629 static void follow_other_roots(void f(oop*));
1629 1630
1630 // Apply "f->do_oop" to all root oops in all threads. 1631 // Apply "f->do_oop" to all root oops in all threads.
1631 // This version may only be called by sequential code. 1632 // This version may only be called by sequential code.
1632 static void oops_do(OopClosure* f); 1633 static void oops_do(OopClosure* f, CodeBlobClosure* cf);
1633 // This version may be called by sequential or parallel code. 1634 // This version may be called by sequential or parallel code.
1634 static void possibly_parallel_oops_do(OopClosure* f); 1635 static void possibly_parallel_oops_do(OopClosure* f, CodeBlobClosure* cf);
1635 // This creates a list of GCTasks, one per thread. 1636 // This creates a list of GCTasks, one per thread.
1636 static void create_thread_roots_tasks(GCTaskQueue* q); 1637 static void create_thread_roots_tasks(GCTaskQueue* q);
1637 // This creates a list of GCTasks, one per thread, for marking objects. 1638 // This creates a list of GCTasks, one per thread, for marking objects.
1638 static void create_thread_roots_marking_tasks(GCTaskQueue* q); 1639 static void create_thread_roots_marking_tasks(GCTaskQueue* q);
1639 1640
1640 // Apply "f->do_oop" to roots in all threads that 1641 // Apply "f->do_oop" to roots in all threads that
1641 // are part of compiled frames 1642 // are part of compiled frames
1642 static void compiled_frame_oops_do(OopClosure* f); 1643 static void compiled_frame_oops_do(OopClosure* f, CodeBlobClosure* cf);
1643 1644
1644 static void convert_hcode_pointers(); 1645 static void convert_hcode_pointers();
1645 static void restore_hcode_pointers(); 1646 static void restore_hcode_pointers();
1646 1647
1647 // Sweeper 1648 // Sweeper
1648 static void nmethods_do(); 1649 static void nmethods_do(CodeBlobClosure* cf);
1649 1650
1650 static void gc_epilogue(); 1651 static void gc_epilogue();
1651 static void gc_prologue(); 1652 static void gc_prologue();
1652 1653
1653 // Verification 1654 // Verification