1152 __ increment(rsp, wordSize);
1153 __ get_thread(thread);
1154 #else
1155 __ mov(c_rarg0, r15_thread);
1156 __ mov(r12, rsp); // remember sp (can only use r12 if not using call_VM)
1157 __ subptr(rsp, frame::arg_reg_save_area_bytes); // windows
1158 __ andptr(rsp, -16); // align stack as required by ABI
1159 __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, JavaThread::check_special_condition_for_native_trans)));
1160 __ mov(rsp, r12); // restore sp
1161 __ reinit_heapbase();
1162 #endif // _LP64
1163 __ bind(Continue);
1164 }
1165
1166 // change thread state
1167 __ movl(Address(thread, JavaThread::thread_state_offset()), _thread_in_Java);
1168
1169 // reset_last_Java_frame
1170 __ reset_last_Java_frame(thread, true, true);
1171
1172 // reset handle block
1173 __ movptr(t, Address(thread, JavaThread::active_handles_offset()));
1174 __ movl(Address(t, JNIHandleBlock::top_offset_in_bytes()), (int32_t)NULL_WORD);
1175
1176 // If result is an oop unbox and store it in frame where gc will see it
1177 // and result handler will pick it up
1178
1179 {
1180 Label no_oop, store_result;
1181 __ lea(t, ExternalAddress(AbstractInterpreter::result_handler(T_OBJECT)));
1182 __ cmpptr(t, Address(rbp, frame::interpreter_frame_result_handler_offset*wordSize));
1183 __ jcc(Assembler::notEqual, no_oop);
1184 // retrieve result
1185 __ pop(ltos);
1186 __ testptr(rax, rax);
1187 __ jcc(Assembler::zero, store_result);
1188 __ movptr(rax, Address(rax, 0));
1189 __ bind(store_result);
1190 __ movptr(Address(rbp, frame::interpreter_frame_oop_temp_offset*wordSize), rax);
1191 // keep stack depth as expected by pushing oop which will eventually be discarded
|
1152 __ increment(rsp, wordSize);
1153 __ get_thread(thread);
1154 #else
1155 __ mov(c_rarg0, r15_thread);
1156 __ mov(r12, rsp); // remember sp (can only use r12 if not using call_VM)
1157 __ subptr(rsp, frame::arg_reg_save_area_bytes); // windows
1158 __ andptr(rsp, -16); // align stack as required by ABI
1159 __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, JavaThread::check_special_condition_for_native_trans)));
1160 __ mov(rsp, r12); // restore sp
1161 __ reinit_heapbase();
1162 #endif // _LP64
1163 __ bind(Continue);
1164 }
1165
1166 // change thread state
1167 __ movl(Address(thread, JavaThread::thread_state_offset()), _thread_in_Java);
1168
1169 // reset_last_Java_frame
1170 __ reset_last_Java_frame(thread, true, true);
1171
1172 if (CheckJNICalls) {
1173 // clear_pending_jni_exception_check
1174 __ movptr(Address(thread, JavaThread::pending_jni_exception_check_fn_offset()), NULL_WORD);
1175 }
1176
1177 // reset handle block
1178 __ movptr(t, Address(thread, JavaThread::active_handles_offset()));
1179 __ movl(Address(t, JNIHandleBlock::top_offset_in_bytes()), (int32_t)NULL_WORD);
1180
1181 // If result is an oop unbox and store it in frame where gc will see it
1182 // and result handler will pick it up
1183
1184 {
1185 Label no_oop, store_result;
1186 __ lea(t, ExternalAddress(AbstractInterpreter::result_handler(T_OBJECT)));
1187 __ cmpptr(t, Address(rbp, frame::interpreter_frame_result_handler_offset*wordSize));
1188 __ jcc(Assembler::notEqual, no_oop);
1189 // retrieve result
1190 __ pop(ltos);
1191 __ testptr(rax, rax);
1192 __ jcc(Assembler::zero, store_result);
1193 __ movptr(rax, Address(rax, 0));
1194 __ bind(store_result);
1195 __ movptr(Address(rbp, frame::interpreter_frame_oop_temp_offset*wordSize), rax);
1196 // keep stack depth as expected by pushing oop which will eventually be discarded
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