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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1783 #undef DEF_TYPE_NAME | 1783 #undef DEF_TYPE_NAME |
1784 | 1784 |
1785 #define CLEAR_HISTOGRAM(name) isolate->heap_histograms()[name].clear(); | 1785 #define CLEAR_HISTOGRAM(name) isolate->heap_histograms()[name].clear(); |
1786 INSTANCE_TYPE_LIST(CLEAR_HISTOGRAM) | 1786 INSTANCE_TYPE_LIST(CLEAR_HISTOGRAM) |
1787 #undef CLEAR_HISTOGRAM | 1787 #undef CLEAR_HISTOGRAM |
1788 | 1788 |
1789 isolate->js_spill_information()->Clear(); | 1789 isolate->js_spill_information()->Clear(); |
1790 } | 1790 } |
1791 | 1791 |
1792 | 1792 |
1793 static void ClearCodeKindStatistics() { | 1793 static void ClearCodeKindStatistics(int* code_kind_statistics) { |
1794 Isolate* isolate = Isolate::Current(); | |
1795 for (int i = 0; i < Code::NUMBER_OF_KINDS; i++) { | 1794 for (int i = 0; i < Code::NUMBER_OF_KINDS; i++) { |
1796 isolate->code_kind_statistics()[i] = 0; | 1795 code_kind_statistics[i] = 0; |
1797 } | 1796 } |
1798 } | 1797 } |
1799 | 1798 |
1800 | 1799 |
1801 static void ReportCodeKindStatistics() { | 1800 static void ReportCodeKindStatistics(int* code_kind_statistics) { |
1802 Isolate* isolate = Isolate::Current(); | |
1803 const char* table[Code::NUMBER_OF_KINDS] = { NULL }; | |
1804 | |
1805 #define CASE(name) \ | |
1806 case Code::name: table[Code::name] = #name; \ | |
1807 break | |
1808 | |
1809 for (int i = 0; i < Code::NUMBER_OF_KINDS; i++) { | |
1810 switch (static_cast<Code::Kind>(i)) { | |
1811 CASE(FUNCTION); | |
1812 CASE(OPTIMIZED_FUNCTION); | |
1813 CASE(STUB); | |
1814 CASE(BUILTIN); | |
1815 CASE(LOAD_IC); | |
1816 CASE(KEYED_LOAD_IC); | |
1817 CASE(STORE_IC); | |
1818 CASE(KEYED_STORE_IC); | |
1819 CASE(CALL_IC); | |
1820 CASE(KEYED_CALL_IC); | |
1821 CASE(UNARY_OP_IC); | |
1822 CASE(BINARY_OP_IC); | |
1823 CASE(COMPARE_IC); | |
1824 CASE(COMPARE_NIL_IC); | |
1825 CASE(TO_BOOLEAN_IC); | |
1826 CASE(REGEXP); | |
1827 } | |
1828 } | |
1829 | |
1830 #undef CASE | |
1831 | |
1832 PrintF("\n Code kind histograms: \n"); | 1801 PrintF("\n Code kind histograms: \n"); |
1833 for (int i = 0; i < Code::NUMBER_OF_KINDS; i++) { | 1802 for (int i = 0; i < Code::NUMBER_OF_KINDS; i++) { |
1834 if (isolate->code_kind_statistics()[i] > 0) { | 1803 if (code_kind_statistics[i] > 0) { |
1835 PrintF(" %-20s: %10d bytes\n", table[i], | 1804 PrintF(" %-20s: %10d bytes\n", |
1836 isolate->code_kind_statistics()[i]); | 1805 Code::Kind2String(static_cast<Code::Kind>(i)), |
| 1806 code_kind_statistics[i]); |
1837 } | 1807 } |
1838 } | 1808 } |
1839 PrintF("\n"); | 1809 PrintF("\n"); |
1840 } | 1810 } |
1841 | 1811 |
1842 | 1812 |
1843 static int CollectHistogramInfo(HeapObject* obj) { | 1813 static int CollectHistogramInfo(HeapObject* obj) { |
1844 Isolate* isolate = Isolate::Current(); | 1814 Isolate* isolate = obj->GetIsolate(); |
1845 InstanceType type = obj->map()->instance_type(); | 1815 InstanceType type = obj->map()->instance_type(); |
1846 ASSERT(0 <= type && type <= LAST_TYPE); | 1816 ASSERT(0 <= type && type <= LAST_TYPE); |
1847 ASSERT(isolate->heap_histograms()[type].name() != NULL); | 1817 ASSERT(isolate->heap_histograms()[type].name() != NULL); |
1848 isolate->heap_histograms()[type].increment_number(1); | 1818 isolate->heap_histograms()[type].increment_number(1); |
1849 isolate->heap_histograms()[type].increment_bytes(obj->Size()); | 1819 isolate->heap_histograms()[type].increment_bytes(obj->Size()); |
1850 | 1820 |
1851 if (FLAG_collect_heap_spill_statistics && obj->IsJSObject()) { | 1821 if (FLAG_collect_heap_spill_statistics && obj->IsJSObject()) { |
1852 JSObject::cast(obj)->IncrementSpillStatistics( | 1822 JSObject::cast(obj)->IncrementSpillStatistics( |
1853 isolate->js_spill_information()); | 1823 isolate->js_spill_information()); |
1854 } | 1824 } |
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2708 // Finally, fail. | 2678 // Finally, fail. |
2709 return NULL; | 2679 return NULL; |
2710 } | 2680 } |
2711 | 2681 |
2712 | 2682 |
2713 #ifdef DEBUG | 2683 #ifdef DEBUG |
2714 void PagedSpace::ReportCodeStatistics() { | 2684 void PagedSpace::ReportCodeStatistics() { |
2715 Isolate* isolate = Isolate::Current(); | 2685 Isolate* isolate = Isolate::Current(); |
2716 CommentStatistic* comments_statistics = | 2686 CommentStatistic* comments_statistics = |
2717 isolate->paged_space_comments_statistics(); | 2687 isolate->paged_space_comments_statistics(); |
2718 ReportCodeKindStatistics(); | 2688 ReportCodeKindStatistics(isolate->code_kind_statistics()); |
2719 PrintF("Code comment statistics (\" [ comment-txt : size/ " | 2689 PrintF("Code comment statistics (\" [ comment-txt : size/ " |
2720 "count (average)\"):\n"); | 2690 "count (average)\"):\n"); |
2721 for (int i = 0; i <= CommentStatistic::kMaxComments; i++) { | 2691 for (int i = 0; i <= CommentStatistic::kMaxComments; i++) { |
2722 const CommentStatistic& cs = comments_statistics[i]; | 2692 const CommentStatistic& cs = comments_statistics[i]; |
2723 if (cs.size > 0) { | 2693 if (cs.size > 0) { |
2724 PrintF(" %-30s: %10d/%6d (%d)\n", cs.comment, cs.size, cs.count, | 2694 PrintF(" %-30s: %10d/%6d (%d)\n", cs.comment, cs.size, cs.count, |
2725 cs.size/cs.count); | 2695 cs.size/cs.count); |
2726 } | 2696 } |
2727 } | 2697 } |
2728 PrintF("\n"); | 2698 PrintF("\n"); |
2729 } | 2699 } |
2730 | 2700 |
2731 | 2701 |
2732 void PagedSpace::ResetCodeStatistics() { | 2702 void PagedSpace::ResetCodeStatistics() { |
2733 Isolate* isolate = Isolate::Current(); | 2703 Isolate* isolate = Isolate::Current(); |
2734 CommentStatistic* comments_statistics = | 2704 CommentStatistic* comments_statistics = |
2735 isolate->paged_space_comments_statistics(); | 2705 isolate->paged_space_comments_statistics(); |
2736 ClearCodeKindStatistics(); | 2706 ClearCodeKindStatistics(isolate->code_kind_statistics()); |
2737 for (int i = 0; i < CommentStatistic::kMaxComments; i++) { | 2707 for (int i = 0; i < CommentStatistic::kMaxComments; i++) { |
2738 comments_statistics[i].Clear(); | 2708 comments_statistics[i].Clear(); |
2739 } | 2709 } |
2740 comments_statistics[CommentStatistic::kMaxComments].comment = "Unknown"; | 2710 comments_statistics[CommentStatistic::kMaxComments].comment = "Unknown"; |
2741 comments_statistics[CommentStatistic::kMaxComments].size = 0; | 2711 comments_statistics[CommentStatistic::kMaxComments].size = 0; |
2742 comments_statistics[CommentStatistic::kMaxComments].count = 0; | 2712 comments_statistics[CommentStatistic::kMaxComments].count = 0; |
2743 } | 2713 } |
2744 | 2714 |
2745 | 2715 |
2746 // Adds comment to 'comment_statistics' table. Performance OK as long as | 2716 // Adds comment to 'comment_statistics' table. Performance OK as long as |
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3235 object->ShortPrint(); | 3205 object->ShortPrint(); |
3236 PrintF("\n"); | 3206 PrintF("\n"); |
3237 } | 3207 } |
3238 printf(" --------------------------------------\n"); | 3208 printf(" --------------------------------------\n"); |
3239 printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes()); | 3209 printf(" Marked: %x, LiveCount: %x\n", mark_size, LiveBytes()); |
3240 } | 3210 } |
3241 | 3211 |
3242 #endif // DEBUG | 3212 #endif // DEBUG |
3243 | 3213 |
3244 } } // namespace v8::internal | 3214 } } // namespace v8::internal |
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