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comparison src/share/vm/c1/c1_Instruction.hpp @ 1295:3cf667df43ef

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6919934: JSR 292 needs to support x86 C1 Summary: This implements JSR 292 support for C1 x86. Reviewed-by: never, jrose, kvn
author twisti
date Tue, 09 Mar 2010 20:16:19 +0100
parents a61af66fc99e
children 9f5b60a14736
comparison
equal deleted inserted replaced
1293:51db1e4b379d 1295:3cf667df43ef
1 /* 1 /*
2 * Copyright 1999-2006 Sun Microsystems, Inc. All Rights Reserved. 2 * Copyright 1999-2010 Sun Microsystems, Inc. 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.
1132 }; 1132 };
1133 1133
1134 1134
1135 LEAF(Invoke, StateSplit) 1135 LEAF(Invoke, StateSplit)
1136 private: 1136 private:
1137 Bytecodes::Code _code; 1137 Bytecodes::Code _code;
1138 Value _recv; 1138 Value _recv;
1139 Values* _args; 1139 Values* _args;
1140 BasicTypeList* _signature; 1140 BasicTypeList* _signature;
1141 int _vtable_index; 1141 int _vtable_index;
1142 ciMethod* _target; 1142 ciMethod* _target;
1143 ValueStack* _state_before; // Required for deoptimization.
1143 1144
1144 public: 1145 public:
1145 // creation 1146 // creation
1146 Invoke(Bytecodes::Code code, ValueType* result_type, Value recv, Values* args, 1147 Invoke(Bytecodes::Code code, ValueType* result_type, Value recv, Values* args,
1147 int vtable_index, ciMethod* target); 1148 int vtable_index, ciMethod* target, ValueStack* state_before);
1148 1149
1149 // accessors 1150 // accessors
1150 Bytecodes::Code code() const { return _code; } 1151 Bytecodes::Code code() const { return _code; }
1151 Value receiver() const { return _recv; } 1152 Value receiver() const { return _recv; }
1152 bool has_receiver() const { return receiver() != NULL; } 1153 bool has_receiver() const { return receiver() != NULL; }
1153 int number_of_arguments() const { return _args->length(); } 1154 int number_of_arguments() const { return _args->length(); }
1154 Value argument_at(int i) const { return _args->at(i); } 1155 Value argument_at(int i) const { return _args->at(i); }
1155 int vtable_index() const { return _vtable_index; } 1156 int vtable_index() const { return _vtable_index; }
1156 BasicTypeList* signature() const { return _signature; } 1157 BasicTypeList* signature() const { return _signature; }
1157 ciMethod* target() const { return _target; } 1158 ciMethod* target() const { return _target; }
1159 ValueStack* state_before() const { return _state_before; }
1158 1160
1159 // Returns false if target is not loaded 1161 // Returns false if target is not loaded
1160 bool target_is_final() const { return check_flag(TargetIsFinalFlag); } 1162 bool target_is_final() const { return check_flag(TargetIsFinalFlag); }
1161 bool target_is_loaded() const { return check_flag(TargetIsLoadedFlag); } 1163 bool target_is_loaded() const { return check_flag(TargetIsLoadedFlag); }
1162 // Returns false if target is not loaded 1164 // Returns false if target is not loaded
1163 bool target_is_strictfp() const { return check_flag(TargetIsStrictfpFlag); } 1165 bool target_is_strictfp() const { return check_flag(TargetIsStrictfpFlag); }
1164 1166
1167 // JSR 292 support
1168 bool is_invokedynamic() const { return code() == Bytecodes::_invokedynamic; }
1169
1165 // generic 1170 // generic
1166 virtual bool can_trap() const { return true; } 1171 virtual bool can_trap() const { return true; }
1167 virtual void input_values_do(void f(Value*)) { 1172 virtual void input_values_do(void f(Value*)) {
1168 StateSplit::input_values_do(f); 1173 StateSplit::input_values_do(f);
1169 if (has_receiver()) f(&_recv); 1174 if (has_receiver()) f(&_recv);
1170 for (int i = 0; i < _args->length(); i++) f(_args->adr_at(i)); 1175 for (int i = 0; i < _args->length(); i++) f(_args->adr_at(i));
1171 } 1176 }
1177 virtual void state_values_do(void f(Value*));
1172 }; 1178 };
1173 1179
1174 1180
1175 LEAF(NewInstance, StateSplit) 1181 LEAF(NewInstance, StateSplit)
1176 private: 1182 private: