103 }
104
105 address TemplateInterpreterGenerator::generate_ClassCastException_handler() {
106 address entry = __ pc();
107
108 // object is at TOS
109 __ pop(c_rarg1);
110
111 // expression stack must be empty before entering the VM if an
112 // exception happened
113 __ empty_expression_stack();
114
115 __ call_VM(noreg,
116 CAST_FROM_FN_PTR(address,
117 InterpreterRuntime::
118 throw_ClassCastException),
119 c_rarg1);
120 return entry;
121 }
122
123 // Arguments are: required type at TOS+8, failing object (or NULL) at TOS+4.
124 address TemplateInterpreterGenerator::generate_WrongMethodType_handler() {
125 address entry = __ pc();
126
127 __ pop(c_rarg2); // failing object is at TOS
128 __ pop(c_rarg1); // required type is at TOS+8
129
130 __ verify_oop(c_rarg1);
131 __ verify_oop(c_rarg2);
132
133 // Various method handle types use interpreter registers as temps.
134 __ restore_bcp();
135 __ restore_locals();
136
137 // Expression stack must be empty before entering the VM for an exception.
138 __ empty_expression_stack();
139
140 __ call_VM(noreg,
141 CAST_FROM_FN_PTR(address,
142 InterpreterRuntime::throw_WrongMethodTypeException),
143 // pass required type, failing object (or NULL)
144 c_rarg1, c_rarg2);
145 return entry;
146 }
147
148 address TemplateInterpreterGenerator::generate_exception_handler_common(
149 const char* name, const char* message, bool pass_oop) {
150 assert(!pass_oop || message == NULL, "either oop or message but not both");
151 address entry = __ pc();
152 if (pass_oop) {
153 // object is at TOS
154 __ pop(c_rarg2);
155 }
156 // expression stack must be empty before entering the VM if an
157 // exception happened
158 __ empty_expression_stack();
159 // setup parameters
160 __ lea(c_rarg1, ExternalAddress((address)name));
161 if (pass_oop) {
162 __ call_VM(rax, CAST_FROM_FN_PTR(address,
163 InterpreterRuntime::
164 create_klass_exception),
165 c_rarg1, c_rarg2);
166 } else {
167 // kind of lame ExternalAddress can't take NULL because
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103 }
104
105 address TemplateInterpreterGenerator::generate_ClassCastException_handler() {
106 address entry = __ pc();
107
108 // object is at TOS
109 __ pop(c_rarg1);
110
111 // expression stack must be empty before entering the VM if an
112 // exception happened
113 __ empty_expression_stack();
114
115 __ call_VM(noreg,
116 CAST_FROM_FN_PTR(address,
117 InterpreterRuntime::
118 throw_ClassCastException),
119 c_rarg1);
120 return entry;
121 }
122
123 address TemplateInterpreterGenerator::generate_exception_handler_common(
124 const char* name, const char* message, bool pass_oop) {
125 assert(!pass_oop || message == NULL, "either oop or message but not both");
126 address entry = __ pc();
127 if (pass_oop) {
128 // object is at TOS
129 __ pop(c_rarg2);
130 }
131 // expression stack must be empty before entering the VM if an
132 // exception happened
133 __ empty_expression_stack();
134 // setup parameters
135 __ lea(c_rarg1, ExternalAddress((address)name));
136 if (pass_oop) {
137 __ call_VM(rax, CAST_FROM_FN_PTR(address,
138 InterpreterRuntime::
139 create_klass_exception),
140 c_rarg1, c_rarg2);
141 } else {
142 // kind of lame ExternalAddress can't take NULL because
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