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comparison src/share/vm/oops/methodData.hpp @ 7154:5d0bb7d52783

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changes to support Graal co-existing with the other HotSpot compiler(s) and being used for explicit compilation requests and code installation via the Graal API
author Doug Simon <doug.simon@oracle.com>
date Wed, 12 Dec 2012 21:36:40 +0100
parents e522a00b91aa
children 5fc51c1ecdeb
comparison
equal deleted inserted replaced
7153:c421c19b7bf8 7154:5d0bb7d52783
623 // that the check is reached, and a series of (Klass*, count) pairs 623 // that the check is reached, and a series of (Klass*, count) pairs
624 // which are used to store a type profile for the receiver of the check. 624 // which are used to store a type profile for the receiver of the check.
625 class ReceiverTypeData : public CounterData { 625 class ReceiverTypeData : public CounterData {
626 protected: 626 protected:
627 enum { 627 enum {
628 #ifdef GRAAL
629 // Graal is interested in knowing the percentage of type checks
630 // involving a type not explicitly in the profile
631 nonprofiled_receiver_count_off_set = counter_cell_count,
632 receiver0_offset,
633 #else
628 receiver0_offset = counter_cell_count, 634 receiver0_offset = counter_cell_count,
635 #endif
629 count0_offset, 636 count0_offset,
630 receiver_type_row_cell_count = (count0_offset + 1) - receiver0_offset 637 receiver_type_row_cell_count = (count0_offset + 1) - receiver0_offset
631 }; 638 };
632 639
633 public: 640 public:
637 } 644 }
638 645
639 virtual bool is_ReceiverTypeData() { return true; } 646 virtual bool is_ReceiverTypeData() { return true; }
640 647
641 static int static_cell_count() { 648 static int static_cell_count() {
642 return counter_cell_count + (uint) TypeProfileWidth * receiver_type_row_cell_count; 649 return counter_cell_count + (uint) TypeProfileWidth * receiver_type_row_cell_count GRAAL_ONLY(+ 1);
643 } 650 }
644 651
645 virtual int cell_count() { 652 virtual int cell_count() {
646 return static_cell_count(); 653 return static_cell_count();
647 } 654 }
708 return cell_offset(receiver_cell_index(row)); 715 return cell_offset(receiver_cell_index(row));
709 } 716 }
710 static ByteSize receiver_count_offset(uint row) { 717 static ByteSize receiver_count_offset(uint row) {
711 return cell_offset(receiver_count_cell_index(row)); 718 return cell_offset(receiver_count_cell_index(row));
712 } 719 }
720 #ifdef GRAAL
721 static ByteSize nonprofiled_receiver_count_offset() {
722 return cell_offset(nonprofiled_receiver_count_off_set);
723 }
724 #endif
713 static ByteSize receiver_type_data_size() { 725 static ByteSize receiver_type_data_size() {
714 return cell_offset(static_cell_count()); 726 return cell_offset(static_cell_count());
715 } 727 }
716 728
717 // GC support 729 // GC support
1166 1178
1167 bool is_methodData() const volatile { return true; } 1179 bool is_methodData() const volatile { return true; }
1168 1180
1169 // Whole-method sticky bits and flags 1181 // Whole-method sticky bits and flags
1170 enum { 1182 enum {
1171 #ifdef GRAAL
1172 _trap_hist_limit = 13, // decoupled from Deoptimization::Reason_LIMIT
1173 #else
1174 _trap_hist_limit = 17, // decoupled from Deoptimization::Reason_LIMIT 1183 _trap_hist_limit = 17, // decoupled from Deoptimization::Reason_LIMIT
1175 #endif
1176 _trap_hist_mask = max_jubyte, 1184 _trap_hist_mask = max_jubyte,
1177 _extra_data_count = 4 // extra DataLayout headers, for trap history 1185 _extra_data_count = 4 // extra DataLayout headers, for trap history
1178 }; // Public flag values 1186 }; // Public flag values
1179 private: 1187 private:
1180 uint _nof_decompiles; // count of all nmethod removals 1188 uint _nof_decompiles; // count of all nmethod removals