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comparison src/share/vm/interpreter/templateTable.hpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents 1d7922586cf6
children 5ccbab1c69f3 d2907f74462e
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6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2012, 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.
96 96
97 class TemplateTable: AllStatic { 97 class TemplateTable: AllStatic {
98 public: 98 public:
99 enum Operation { add, sub, mul, div, rem, _and, _or, _xor, shl, shr, ushr }; 99 enum Operation { add, sub, mul, div, rem, _and, _or, _xor, shl, shr, ushr };
100 enum Condition { equal, not_equal, less, less_equal, greater, greater_equal }; 100 enum Condition { equal, not_equal, less, less_equal, greater, greater_equal };
101 enum CacheByte { f1_byte = 1, f2_byte = 2, f12_oop = 0x12 }; // byte_no codes 101 enum CacheByte { f1_byte = 1, f2_byte = 2 }; // byte_no codes
102 102
103 private: 103 private:
104 static bool _is_initialized; // true if TemplateTable has been initialized 104 static bool _is_initialized; // true if TemplateTable has been initialized
105 static Template _template_table [Bytecodes::number_of_codes]; 105 static Template _template_table [Bytecodes::number_of_codes];
106 static Template _template_table_wide[Bytecodes::number_of_codes]; 106 static Template _template_table_wide[Bytecodes::number_of_codes];
270 static void fast_binaryswitch(); 270 static void fast_binaryswitch();
271 271
272 static void _return(TosState state); 272 static void _return(TosState state);
273 273
274 static void resolve_cache_and_index(int byte_no, // one of 1,2,11 274 static void resolve_cache_and_index(int byte_no, // one of 1,2,11
275 Register result , // either noreg or output for f1/f2
276 Register cache, // output for CP cache 275 Register cache, // output for CP cache
277 Register index, // output for CP index 276 Register index, // output for CP index
278 size_t index_size); // one of 1,2,4 277 size_t index_size); // one of 1,2,4
279 static void load_invoke_cp_cache_entry(int byte_no, 278 static void load_invoke_cp_cache_entry(int byte_no,
280 Register method, 279 Register method,