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comparison src/share/vm/utilities/debug.cpp @ 432:275a3b7ff0d6

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6770949: minor tweaks before 6655638 Summary: minor cleanups & tuning of array.hpp, debug.cpp, growableArray.hpp, hashtable.cpp Reviewed-by: kvn
author jrose
date Wed, 12 Nov 2008 23:26:45 -0800
parents 1ee8caae33af
children 148e5441d916
comparison
equal deleted inserted replaced
431:a45484ea312d 432:275a3b7ff0d6
565 tty->print_cr(INTPTR_FORMAT " is pointing to an (unnamed) stub routine", addr); 565 tty->print_cr(INTPTR_FORMAT " is pointing to an (unnamed) stub routine", addr);
566 return; 566 return;
567 } 567 }
568 // the InlineCacheBuffer is using stubs generated into a buffer blob 568 // the InlineCacheBuffer is using stubs generated into a buffer blob
569 if (InlineCacheBuffer::contains(addr)) { 569 if (InlineCacheBuffer::contains(addr)) {
570 tty->print_cr(INTPTR_FORMAT "is pointing into InlineCacheBuffer", addr); 570 tty->print_cr(INTPTR_FORMAT " is pointing into InlineCacheBuffer", addr);
571 return; 571 return;
572 } 572 }
573 VtableStub* v = VtableStubs::stub_containing(addr); 573 VtableStub* v = VtableStubs::stub_containing(addr);
574 if (v != NULL) { 574 if (v != NULL) {
575 v->print(); 575 v->print();
593 } 593 }
594 b->print(); 594 b->print();
595 return; 595 return;
596 } 596 }
597 597
598 if (Universe::heap()->is_in_reserved(addr)) { 598 if (Universe::heap()->is_in(addr)) {
599 HeapWord* p = Universe::heap()->block_start(addr); 599 HeapWord* p = Universe::heap()->block_start(addr);
600 bool print = false; 600 bool print = false;
601 // If we couldn't find it it just may mean that heap wasn't parseable 601 // If we couldn't find it it just may mean that heap wasn't parseable
602 // See if we were just given an oop directly 602 // See if we were just given an oop directly
603 if (p != NULL && Universe::heap()->block_is_obj(p)) { 603 if (p != NULL && Universe::heap()->block_is_obj(p)) {
619 mh->print_codes(); 619 mh->print_codes();
620 } 620 }
621 } 621 }
622 return; 622 return;
623 } 623 }
624 } 624 } else if (Universe::heap()->is_in_reserved(addr)) {
625 tty->print_cr(INTPTR_FORMAT " is an unallocated location in the heap", addr);
626 return;
627 }
628
625 if (JNIHandles::is_global_handle((jobject) addr)) { 629 if (JNIHandles::is_global_handle((jobject) addr)) {
626 tty->print_cr(INTPTR_FORMAT "is a global jni handle", addr); 630 tty->print_cr(INTPTR_FORMAT " is a global jni handle", addr);
627 return; 631 return;
628 } 632 }
629 if (JNIHandles::is_weak_global_handle((jobject) addr)) { 633 if (JNIHandles::is_weak_global_handle((jobject) addr)) {
630 tty->print_cr(INTPTR_FORMAT "is a weak global jni handle", addr); 634 tty->print_cr(INTPTR_FORMAT " is a weak global jni handle", addr);
631 return; 635 return;
632 } 636 }
633 if (JNIHandleBlock::any_contains((jobject) addr)) { 637 if (JNIHandleBlock::any_contains((jobject) addr)) {
634 tty->print_cr(INTPTR_FORMAT "is a local jni handle", addr); 638 tty->print_cr(INTPTR_FORMAT " is a local jni handle", addr);
635 return; 639 return;
636 } 640 }
637 641
638 for(JavaThread *thread = Threads::first(); thread; thread = thread->next()) { 642 for(JavaThread *thread = Threads::first(); thread; thread = thread->next()) {
639 // Check for priviledge stack 643 // Check for privilege stack
640 if (thread->privileged_stack_top() != NULL && thread->privileged_stack_top()->contains(addr)) { 644 if (thread->privileged_stack_top() != NULL && thread->privileged_stack_top()->contains(addr)) {
641 tty->print_cr(INTPTR_FORMAT "is pointing into the priviledge stack for thread: " INTPTR_FORMAT, addr, thread); 645 tty->print_cr(INTPTR_FORMAT " is pointing into the privilege stack for thread: " INTPTR_FORMAT, addr, thread);
642 return; 646 return;
643 } 647 }
644 // If the addr is a java thread print information about that. 648 // If the addr is a java thread print information about that.
645 if (addr == (address)thread) { 649 if (addr == (address)thread) {
646 thread->print(); 650 thread->print();
657 tty->print_cr(INTPTR_FORMAT ": probably in C++ code; check debugger", addr); 661 tty->print_cr(INTPTR_FORMAT ": probably in C++ code; check debugger", addr);
658 Disassembler::decode(same_page(addr-40,addr),same_page(addr+40,addr)); 662 Disassembler::decode(same_page(addr-40,addr),same_page(addr+40,addr));
659 return; 663 return;
660 } 664 }
661 665
662 tty->print_cr(INTPTR_FORMAT "is pointing to unknown location", addr); 666 tty->print_cr(INTPTR_FORMAT " is pointing to unknown location", addr);
663 } 667 }
664 668
665 669
666 class LookForRefInGenClosure : public OopsInGenClosure { 670 class LookForRefInGenClosure : public OopsInGenClosure {
667 public: 671 public: