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1 /*
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2 * Copyright 1997-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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605
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25 // This file contains the platform-independent parts
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0
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26 // of the template interpreter generator.
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27
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28 #ifndef CC_INTERP
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29
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30 class TemplateInterpreterGenerator: public AbstractInterpreterGenerator {
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31 protected:
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32
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33 // entry points for shared code sequence
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34 address _unimplemented_bytecode;
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35 address _illegal_bytecode_sequence;
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36
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37 // shared code sequences
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38 // Converter for native abi result to tosca result
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39 address generate_result_handler_for(BasicType type);
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40 address generate_slow_signature_handler();
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41 address generate_error_exit(const char* msg);
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42 address generate_StackOverflowError_handler();
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43 address generate_exception_handler(const char* name, const char* message) {
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44 return generate_exception_handler_common(name, message, false);
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45 }
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46 address generate_klass_exception_handler(const char* name) {
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47 return generate_exception_handler_common(name, NULL, true);
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48 }
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49 address generate_exception_handler_common(const char* name, const char* message, bool pass_oop);
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50 address generate_ClassCastException_handler();
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51 address generate_ArrayIndexOutOfBounds_handler(const char* name);
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52 address generate_continuation_for(TosState state);
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53 address generate_return_entry_for(TosState state, int step);
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54 address generate_earlyret_entry_for(TosState state);
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55 address generate_deopt_entry_for(TosState state, int step);
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56 address generate_safept_entry_for(TosState state, address runtime_entry);
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57 void generate_throw_exception();
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58
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59 // entry point generator
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60 // address generate_method_entry(AbstractInterpreter::MethodKind kind);
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61
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62 // Instruction generation
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63 void generate_and_dispatch (Template* t, TosState tos_out = ilgl);
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64 void set_vtos_entry_points (Template* t, address& bep, address& cep, address& sep, address& aep, address& iep, address& lep, address& fep, address& dep, address& vep);
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65 void set_short_entry_points(Template* t, address& bep, address& cep, address& sep, address& aep, address& iep, address& lep, address& fep, address& dep, address& vep);
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66 void set_wide_entry_point (Template* t, address& wep);
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67
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68 void set_entry_points(Bytecodes::Code code);
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69 void set_unimplemented(int i);
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70 void set_entry_points_for_all_bytes();
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71 void set_safepoints_for_all_bytes();
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72
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73 // Helpers for generate_and_dispatch
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74 address generate_trace_code(TosState state) PRODUCT_RETURN0;
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75 void count_bytecode() PRODUCT_RETURN;
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76 void histogram_bytecode(Template* t) PRODUCT_RETURN;
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77 void histogram_bytecode_pair(Template* t) PRODUCT_RETURN;
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78 void trace_bytecode(Template* t) PRODUCT_RETURN;
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79 void stop_interpreter_at() PRODUCT_RETURN;
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80
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81 void generate_all();
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82
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83 public:
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84 TemplateInterpreterGenerator(StubQueue* _code);
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85
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86 #include "incls/_templateInterpreterGenerator_pd.hpp.incl"
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87
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88 };
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89
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90 #endif // !CC_INTERP
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