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annotate src/share/vm/graal/graalCompiler.hpp @ 7149:6a8b22829e36

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made the Graal implementation of the C++ AbstractCompiler class support native wrapper generation
author Doug Simon <doug.simon@oracle.com>
date Mon, 10 Dec 2012 22:19:07 +0100
parents 1baf7f1e3f23
children 140d4d4ab3b9
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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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.
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22 */
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23
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24 #ifndef SHARE_VM_GRAAL_GRAAL_COMPILER_HPP
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25 #define SHARE_VM_GRAAL_GRAAL_COMPILER_HPP
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26
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27 #include "compiler/abstractCompiler.hpp"
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29 #define LEAF_GRAPH_ARRAY_SIZE (8192)
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31 class GraalCompiler : public AbstractCompiler {
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32
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33 private:
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34
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35 bool _initialized;
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36
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37 static GraalCompiler* _instance;
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38
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39 jlong _deopted_leaf_graphs[LEAF_GRAPH_ARRAY_SIZE];
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40 int _deopted_leaf_graph_count;
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41
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42 public:
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43
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44 GraalCompiler();
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46 static GraalCompiler* instance() { return _instance; }
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47
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49 virtual const char* name() { return "G"; }
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51 virtual bool supports_native() { return true; }
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52 virtual bool supports_osr () { return true; }
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53
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54 bool is_graal() { return true; }
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55 bool is_c1 () { return false; }
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56 bool is_c2 () { return false; }
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57
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58 // Initialization
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59 virtual void initialize();
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60
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61 // Compilation entry point for methods
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62 virtual void compile_method(ciEnv* env, ciMethod* target, int entry_bci);
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63
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64 void compile_method(methodHandle target, int entry_bci, jboolean blocking);
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65
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66 void deopt_leaf_graph(jlong leaf_graph_id);
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67 oop dump_deopted_leaf_graphs(TRAPS);
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68
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69 // Print compilation timers and statistics
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70 virtual void print_timers();
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71
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72 static Handle get_JavaTypeFromSignature(Symbol* signature, KlassHandle accessor, TRAPS);
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73 static Handle get_JavaType(constantPoolHandle cp, int index, KlassHandle accessor, TRAPS);
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74 static Handle get_JavaType(Symbol* klass_name, TRAPS);
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75 static Handle get_JavaTypeFromClass(Handle javaClassHandle, TRAPS);
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76 static Handle get_JavaType(KlassHandle klass, TRAPS);
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77 static Handle get_JavaField(int offset, int flags, Symbol* field_name, Handle field_holder, Handle field_type, TRAPS);
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78
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79 static Handle createHotSpotResolvedObjectType(KlassHandle klass, Handle name, TRAPS);
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80 static Handle createHotSpotResolvedObjectType(methodHandle method, TRAPS);
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81
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82 void exit();
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83
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84 static BasicType kindToBasicType(jchar ch);
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85
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86 static int to_cp_index_u2(int index) {
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87 // Tag.
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88 return to_index_u2(index) + ConstantPool::CPCACHE_INDEX_TAG;
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89 }
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90
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91 static int to_index_u2(int index) {
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92 // Swap.
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93 return ((index & 0xFF) << 8) | (index >> 8);
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94 }
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95
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96 static void initialize_buffer_blob();
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97 };
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98
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99 // Tracing macros
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100
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101 #define IF_TRACE_graal_1 if (!(TraceGraal >= 1)) ; else
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102 #define IF_TRACE_graal_2 if (!(TraceGraal >= 2)) ; else
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103 #define IF_TRACE_graal_3 if (!(TraceGraal >= 3)) ; else
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104 #define IF_TRACE_graal_4 if (!(TraceGraal >= 4)) ; else
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105 #define IF_TRACE_graal_5 if (!(TraceGraal >= 5)) ; else
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106
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107 // using commas and else to keep one-instruction semantics
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108
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109 #define TRACE_graal_1 if (!(TraceGraal >= 1 && (tty->print("TraceGraal-1: "), true))) ; else tty->print_cr
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110 #define TRACE_graal_2 if (!(TraceGraal >= 2 && (tty->print(" TraceGraal-2: "), true))) ; else tty->print_cr
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111 #define TRACE_graal_3 if (!(TraceGraal >= 3 && (tty->print(" TraceGraal-3: "), true))) ; else tty->print_cr
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112 #define TRACE_graal_4 if (!(TraceGraal >= 4 && (tty->print(" TraceGraal-4: "), true))) ; else tty->print_cr
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113 #define TRACE_graal_5 if (!(TraceGraal >= 5 && (tty->print(" TraceGraal-5: "), true))) ; else tty->print_cr
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114
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115 #endif // SHARE_VM_GRAAL_GRAAL_COMPILER_HPP