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annotate src/share/vm/c1/c1_ValueSet.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 2001, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 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 | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_C1_C1_VALUESET_HPP |
| 26 #define SHARE_VM_C1_C1_VALUESET_HPP | |
| 27 | |
| 28 #include "c1/c1_Instruction.hpp" | |
| 29 #include "memory/allocation.hpp" | |
| 30 #include "utilities/bitMap.inline.hpp" | |
| 31 | |
| 0 | 32 // A ValueSet is a simple abstraction on top of a BitMap representing |
| 33 // a set of Instructions. Currently it assumes that the number of | |
| 34 // instructions is fixed during its lifetime; should make it | |
| 35 // automatically resizable. | |
| 36 | |
| 37 class ValueSet: public CompilationResourceObj { | |
| 38 private: | |
| 39 BitMap _map; | |
| 40 | |
| 41 public: | |
| 42 ValueSet(); | |
| 43 | |
| 44 ValueSet* copy(); | |
| 45 bool contains(Value x); | |
| 46 void put (Value x); | |
| 47 void remove (Value x); | |
| 48 bool set_intersect(ValueSet* other); | |
| 49 void set_union(ValueSet* other); | |
| 50 void clear (); | |
| 51 void set_from(ValueSet* other); | |
| 52 bool equals (ValueSet* other); | |
| 53 }; | |
| 54 | |
| 55 inline ValueSet::ValueSet() : _map(Instruction::number_of_instructions()) { | |
| 56 _map.clear(); | |
| 57 } | |
| 58 | |
| 59 | |
| 60 inline ValueSet* ValueSet::copy() { | |
| 61 ValueSet* res = new ValueSet(); | |
| 62 res->_map.set_from(_map); | |
| 63 return res; | |
| 64 } | |
| 65 | |
| 66 | |
| 67 inline bool ValueSet::contains(Value x) { | |
| 68 return _map.at(x->id()); | |
| 69 } | |
| 70 | |
| 71 | |
| 72 inline void ValueSet::put(Value x) { | |
| 73 _map.set_bit(x->id()); | |
| 74 } | |
| 75 | |
| 76 | |
| 77 inline void ValueSet::remove(Value x) { | |
| 78 _map.clear_bit(x->id()); | |
| 79 } | |
| 80 | |
| 81 | |
| 82 inline bool ValueSet::set_intersect(ValueSet* other) { | |
| 83 return _map.set_intersection_with_result(other->_map); | |
| 84 } | |
| 85 | |
| 86 | |
| 87 inline void ValueSet::set_union(ValueSet* other) { | |
| 88 _map.set_union(other->_map); | |
| 89 } | |
| 90 | |
| 91 | |
| 92 inline void ValueSet::clear() { | |
| 93 _map.clear(); | |
| 94 } | |
| 95 | |
| 96 inline void ValueSet::set_from(ValueSet* other) { | |
| 97 _map.set_from(other->_map); | |
| 98 } | |
| 99 | |
| 100 inline bool ValueSet::equals(ValueSet* other) { | |
| 101 return _map.is_same(other->_map); | |
| 102 } | |
| 1972 | 103 |
| 104 #endif // SHARE_VM_C1_C1_VALUESET_HPP |