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comparison src/share/vm/oops/methodData.hpp @ 8124:5fc51c1ecdeb

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Merge.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 05 Mar 2013 23:44:54 +0100
parents 5d0bb7d52783 d05ff4bf41b3
children 6c4db417385a
comparison
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7943:a413bcd552a4 8124:5fc51c1ecdeb
1 /* 1 /*
2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
30 #include "oops/method.hpp" 30 #include "oops/method.hpp"
31 #include "oops/oop.hpp" 31 #include "oops/oop.hpp"
32 #include "runtime/orderAccess.hpp" 32 #include "runtime/orderAccess.hpp"
33 33
34 class BytecodeStream; 34 class BytecodeStream;
35 class KlassSizeStats;
35 36
36 // The MethodData object collects counts and other profile information 37 // The MethodData object collects counts and other profile information
37 // during zeroth-tier (interpretive) and first-tier execution. 38 // during zeroth-tier (interpretive) and first-tier execution.
38 // The profile is used later by compilation heuristics. Some heuristics 39 // The profile is used later by compilation heuristics. Some heuristics
39 // enable use of aggressive (or "heroic") optimizations. An aggressive 40 // enable use of aggressive (or "heroic") optimizations. An aggressive
1299 void initialize(methodHandle method); 1300 void initialize(methodHandle method);
1300 1301
1301 // My size 1302 // My size
1302 int size_in_bytes() const { return _size; } 1303 int size_in_bytes() const { return _size; }
1303 int size() const { return align_object_size(align_size_up(_size, BytesPerWord)/BytesPerWord); } 1304 int size() const { return align_object_size(align_size_up(_size, BytesPerWord)/BytesPerWord); }
1305 #if INCLUDE_SERVICES
1306 void collect_statistics(KlassSizeStats *sz) const;
1307 #endif
1304 1308
1305 int creation_mileage() const { return _creation_mileage; } 1309 int creation_mileage() const { return _creation_mileage; }
1306 void set_creation_mileage(int x) { _creation_mileage = x; } 1310 void set_creation_mileage(int x) { _creation_mileage = x; }
1307 1311
1308 int invocation_count() { 1312 int invocation_count() {
1469 _nof_overflow_recompiles += 1; 1473 _nof_overflow_recompiles += 1;
1470 } 1474 }
1471 uint decompile_count() const { 1475 uint decompile_count() const {
1472 return _nof_decompiles; 1476 return _nof_decompiles;
1473 } 1477 }
1474 void inc_decompile_count(); 1478 void inc_decompile_count() {
1479 _nof_decompiles += 1;
1480 if (decompile_count() > (uint)PerMethodRecompilationCutoff) {
1481 method()->set_not_compilable(CompLevel_full_optimization, true, "decompile_count > PerMethodRecompilationCutoff");
1482 }
1483 }
1475 1484
1476 // Support for code generation 1485 // Support for code generation
1477 static ByteSize data_offset() { 1486 static ByteSize data_offset() {
1478 return byte_offset_of(MethodData, _data[0]); 1487 return byte_offset_of(MethodData, _data[0]);
1479 } 1488 }