Mercurial > hg > truffle

comparison src/cpu/x86/vm/templateInterpreter_x86_64.cpp @ 1108:85f13cdfbc1d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
6829192: JSR 292 needs to support 64-bit x86 Summary: changes for method handles and invokedynamic Reviewed-by: kvn
author twisti
date Wed, 16 Dec 2009 12:48:04 +0100
parents 389049f3f393
children e66fd840cb6b
comparison
equal deleted inserted replaced
1102:6dc5471e0f66 1108:85f13cdfbc1d
98 throw_ClassCastException), 98 throw_ClassCastException),
99 c_rarg1); 99 c_rarg1);
100 return entry; 100 return entry;
101 } 101 }
102 102
103 // Arguments are: required type in rarg1, failing object (or NULL) in rarg2 103 // Arguments are: required type at TOS+8, failing object (or NULL) at TOS+4.
104 address TemplateInterpreterGenerator::generate_WrongMethodType_handler() { 104 address TemplateInterpreterGenerator::generate_WrongMethodType_handler() {
105 address entry = __ pc(); 105 address entry = __ pc();
106 106
107 __ pop(c_rarg2); // failing object is at TOS 107 __ pop(c_rarg2); // failing object is at TOS
108 __ pop(c_rarg1); // required type is at TOS+8 108 __ pop(c_rarg1); // required type is at TOS+8
109 109
110 // expression stack must be empty before entering the VM if an 110 __ verify_oop(c_rarg1);
111 // exception happened 111 __ verify_oop(c_rarg2);
112
113 // Various method handle types use interpreter registers as temps.
114 __ restore_bcp();
115 __ restore_locals();
116
117 // Expression stack must be empty before entering the VM for an exception.
112 __ empty_expression_stack(); 118 __ empty_expression_stack();
113 119
114 __ call_VM(noreg, 120 __ call_VM(noreg,
115 CAST_FROM_FN_PTR(address, 121 CAST_FROM_FN_PTR(address,
116 InterpreterRuntime:: 122 InterpreterRuntime::throw_WrongMethodTypeException),
117 throw_WrongMethodTypeException),
118 // pass required type, failing object (or NULL) 123 // pass required type, failing object (or NULL)
119 c_rarg1, c_rarg2); 124 c_rarg1, c_rarg2);
120 return entry; 125 return entry;
121 } 126 }
122 127
180 __ movptr(Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize), (int32_t)NULL_WORD); 185 __ movptr(Address(rbp, frame::interpreter_frame_last_sp_offset * wordSize), (int32_t)NULL_WORD);
181 186
182 __ restore_bcp(); 187 __ restore_bcp();
183 __ restore_locals(); 188 __ restore_locals();
184 189
185 __ get_cache_and_index_at_bcp(rbx, rcx, 1); 190 Label L_got_cache, L_giant_index;
191 if (EnableInvokeDynamic) {
192 __ cmpb(Address(r13, 0), Bytecodes::_invokedynamic);
193 __ jcc(Assembler::equal, L_giant_index);
194 }
195 __ get_cache_and_index_at_bcp(rbx, rcx, 1, false);
196 __ bind(L_got_cache);
186 __ movl(rbx, Address(rbx, rcx, 197 __ movl(rbx, Address(rbx, rcx,
187 Address::times_8, 198 Address::times_ptr,
188 in_bytes(constantPoolCacheOopDesc::base_offset()) + 199 in_bytes(constantPoolCacheOopDesc::base_offset()) +
189 3 * wordSize)); 200 3 * wordSize));
190 __ andl(rbx, 0xFF); 201 __ andl(rbx, 0xFF);
191 if (TaggedStackInterpreter) __ shll(rbx, 1); // 2 slots per parameter. 202 if (TaggedStackInterpreter) __ shll(rbx, 1); // 2 slots per parameter.
192 __ lea(rsp, Address(rsp, rbx, Address::times_8)); 203 __ lea(rsp, Address(rsp, rbx, Address::times_8));
193 __ dispatch_next(state, step); 204 __ dispatch_next(state, step);
205
206 // out of the main line of code...
207 if (EnableInvokeDynamic) {
208 __ bind(L_giant_index);
209 __ get_cache_and_index_at_bcp(rbx, rcx, 1, true);
210 __ jmp(L_got_cache);
211 }
212
194 return entry; 213 return entry;
195 } 214 }
196 215
197 216
198 address TemplateInterpreterGenerator::generate_deopt_entry_for(TosState state, 217 address TemplateInterpreterGenerator::generate_deopt_entry_for(TosState state,