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comparison src/share/vm/runtime/thread.hpp @ 3464:be4ca325525a

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Merge.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 27 Jul 2011 17:32:44 -0700
parents 75a99b4f1c98 f52ed367b66d
children 344264424174
comparison
equal deleted inserted replaced
3239:7c4b4daac19b 3464:be4ca325525a
437 } 437 }
438 438
439 // GC support 439 // GC support
440 // Apply "f->do_oop" to all root oops in "this". 440 // Apply "f->do_oop" to all root oops in "this".
441 // Apply "cf->do_code_blob" (if !NULL) to all code blobs active in frames 441 // Apply "cf->do_code_blob" (if !NULL) to all code blobs active in frames
442 void oops_do(OopClosure* f, CodeBlobClosure* cf); 442 virtual void oops_do(OopClosure* f, CodeBlobClosure* cf);
443 443
444 // Handles the parallel case for the method below. 444 // Handles the parallel case for the method below.
445 private: 445 private:
446 bool claim_oops_do_par_case(int collection_parity); 446 bool claim_oops_do_par_case(int collection_parity);
447 public: 447 public:
1381 1381
1382 // Print stack traces in various internal formats 1382 // Print stack traces in various internal formats
1383 void trace_stack() PRODUCT_RETURN; 1383 void trace_stack() PRODUCT_RETURN;
1384 void trace_stack_from(vframe* start_vf) PRODUCT_RETURN; 1384 void trace_stack_from(vframe* start_vf) PRODUCT_RETURN;
1385 void trace_frames() PRODUCT_RETURN; 1385 void trace_frames() PRODUCT_RETURN;
1386
1387 // Print an annotated view of the stack frames
1388 void print_frame_layout(int depth = 0, bool validate_only = false) NOT_DEBUG_RETURN;
1389 void validate_frame_layout() {
1390 print_frame_layout(0, true);
1391 }
1386 1392
1387 // Returns the number of stack frames on the stack 1393 // Returns the number of stack frames on the stack
1388 int depth() const; 1394 int depth() const;
1389 1395
1390 // Function for testing deoptimization 1396 // Function for testing deoptimization
1695 CompileTask* _task; 1701 CompileTask* _task;
1696 CompileQueue* _queue; 1702 CompileQueue* _queue;
1697 bool _is_compiling; 1703 bool _is_compiling;
1698 BufferBlob* _buffer_blob; 1704 BufferBlob* _buffer_blob;
1699 1705
1706 nmethod* _scanned_nmethod; // nmethod being scanned by the sweeper
1707
1700 public: 1708 public:
1701 1709
1702 static CompilerThread* current(); 1710 static CompilerThread* current();
1703 1711
1704 CompilerThread(CompileQueue* queue, CompilerCounters* counters); 1712 CompilerThread(CompileQueue* queue, CompilerCounters* counters);
1725 // Set once, for good. 1733 // Set once, for good.
1726 assert(_log == NULL, "set only once"); 1734 assert(_log == NULL, "set only once");
1727 _log = log; 1735 _log = log;
1728 } 1736 }
1729 1737
1738 // GC support
1739 // Apply "f->do_oop" to all root oops in "this".
1740 // Apply "cf->do_code_blob" (if !NULL) to all code blobs active in frames
1741 void oops_do(OopClosure* f, CodeBlobClosure* cf);
1742
1730 #ifndef PRODUCT 1743 #ifndef PRODUCT
1731 private: 1744 private:
1732 IdealGraphPrinter *_ideal_graph_printer; 1745 IdealGraphPrinter *_ideal_graph_printer;
1733 public: 1746 public:
1734 IdealGraphPrinter *ideal_graph_printer() { return _ideal_graph_printer; } 1747 IdealGraphPrinter *ideal_graph_printer() { return _ideal_graph_printer; }
1736 #endif 1749 #endif
1737 1750
1738 // Get/set the thread's current task 1751 // Get/set the thread's current task
1739 CompileTask* task() { return _task; } 1752 CompileTask* task() { return _task; }
1740 void set_task(CompileTask* task) { _task = task; } 1753 void set_task(CompileTask* task) { _task = task; }
1754
1755 // Track the nmethod currently being scanned by the sweeper
1756 void set_scanned_nmethod(nmethod* nm) {
1757 assert(_scanned_nmethod == NULL || nm == NULL, "should reset to NULL before writing a new value");
1758 _scanned_nmethod = nm;
1759 }
1741 }; 1760 };
1742 1761
1743 inline CompilerThread* CompilerThread::current() { 1762 inline CompilerThread* CompilerThread::current() {
1744 return JavaThread::current()->as_CompilerThread(); 1763 return JavaThread::current()->as_CompilerThread();
1745 } 1764 }