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comparison src/share/vm/oops/methodData.cpp @ 9080:b84fd7d73702

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8007288: Additional WB API for compiler's testing Reviewed-by: kvn, vlivanov
author iignatyev
date Tue, 09 Apr 2013 09:54:17 -0700
parents 46f6f063b272
children 89e4d67fdd2a 8df6ddda8090
comparison
equal deleted inserted replaced
9079:f67065f02409 9080:b84fd7d73702
658 No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC 658 No_Safepoint_Verifier no_safepoint; // init function atomic wrt GC
659 ResourceMark rm; 659 ResourceMark rm;
660 // Set the method back-pointer. 660 // Set the method back-pointer.
661 _method = method(); 661 _method = method();
662 662
663 _invocation_counter.init(); 663 init();
664 _backedge_counter.init();
665 _invocation_counter_start = 0;
666 _backedge_counter_start = 0;
667 _num_loops = 0;
668 _num_blocks = 0;
669 _highest_comp_level = 0;
670 _highest_osr_comp_level = 0;
671 _would_profile = true;
672 set_creation_mileage(mileage_of(method())); 664 set_creation_mileage(mileage_of(method()));
673
674 // Initialize flags and trap history.
675 _nof_decompiles = 0;
676 _nof_overflow_recompiles = 0;
677 _nof_overflow_traps = 0;
678 _eflags = 0;
679 _arg_local = 0;
680 _arg_stack = 0;
681 _arg_returned = 0;
682 assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
683 Copy::zero_to_words((HeapWord*) &_trap_hist,
684 sizeof(_trap_hist) / sizeof(HeapWord));
685 665
686 // Go through the bytecodes and allocate and initialize the 666 // Go through the bytecodes and allocate and initialize the
687 // corresponding data cells. 667 // corresponding data cells.
688 int data_size = 0; 668 int data_size = 0;
689 int empty_bc_count = 0; // number of bytecodes lacking data 669 int empty_bc_count = 0; // number of bytecodes lacking data
719 _hint_di = first_di(); 699 _hint_di = first_di();
720 700
721 post_initialize(&stream); 701 post_initialize(&stream);
722 702
723 set_size(object_size); 703 set_size(object_size);
724 704 }
705
706 void MethodData::init() {
707 _invocation_counter.init();
708 _backedge_counter.init();
709 _invocation_counter_start = 0;
710 _backedge_counter_start = 0;
711 _num_loops = 0;
712 _num_blocks = 0;
713 _highest_comp_level = 0;
714 _highest_osr_comp_level = 0;
715 _would_profile = true;
716
717 // Initialize flags and trap history.
718 _nof_decompiles = 0;
719 _nof_overflow_recompiles = 0;
720 _nof_overflow_traps = 0;
721 clear_escape_info();
722 assert(sizeof(_trap_hist) % sizeof(HeapWord) == 0, "align");
723 Copy::zero_to_words((HeapWord*) &_trap_hist,
724 sizeof(_trap_hist) / sizeof(HeapWord));
725 } 725 }
726 726
727 // Get a measure of how much mileage the method has on it. 727 // Get a measure of how much mileage the method has on it.
728 int MethodData::mileage_of(Method* method) { 728 int MethodData::mileage_of(Method* method) {
729 int mileage = 0; 729 int mileage = 0;