[求助]把所以模块连一起编译有问题，但单个模块编译是正常 模块, 编译, 求助

xuzhiping

信息如下 请大侠们看看是什么问题，相当于把我模块中的所有的寄存器给删了
=========================================================================
* Low Level Synthesis *
=========================================================================
INFO:Xst:2261 - The FF/Latch <gSIM_SDAOUT/Simdata_buf_8> in Unit <SimIO_Simulation> is equivalent to the following 3 FFs/Latches, which will be removed : <gSIM_SDAOUT/main_state_0> <gSim_SDAIN/gmain_state_0> <gSim_SDAIN/Parity_Error>
INFO:Xst:2261 - The FF/Latch <ClearCommand> in Unit <SimIO_Simulation> is equivalent to the following 19 FFs/Latches, which will be removed : <gSIM_SDAOUT/Simdata_buf_7> <gSIM_SDAOUT/Simdata_buf_6> <gSIM_SDAOUT/Simdata_buf_5> <gSIM_SDAOUT/Simdata_buf_4> <gSIM_SDAOUT/Simdata_buf_3> <gSIM_SDAOUT/Simdata_buf_2> <gSIM_SDAOUT/Simdata_buf_1> <gSIM_SDAOUT/Simdata_buf_0> <gSIM_SDAOUT/main_state_4> <gSIM_SDAOUT/main_state_3> <gSIM_SDAOUT/main_state_2> <gSIM_SDAOUT/main_state_1> <gSIM_SDAOUT/Flag_Register>
<gSim_SDAIN/gmain_state_5> <gSim_SDAIN/gmain_state_4> <gSim_SDAIN/gmain_state_3> <gSim_SDAIN/gmain_state_2> <gSim_SDAIN/gmain_state_1> <gSim_SDAIN/data_from_sda_0>
INFO:Xst:2261 - The FF/Latch <Reset_Count_0> in Unit <SimIO_Simulation> is equivalent to the following 54 FFs/Latches, which will be removed : <Reset_Count_1> <Reset_Count_2> <Reset_Count_3> <Reset_Count_4> <Reset_Count_5> <Reset_Count_6> <Reset_Count_7> <Reset_Count_8> <Reset_Count_9> <Reset_Count_10> <Reset_Count_11> <Reset_Count_12> <Reset_Count_13> <Reset_Count_14> <Reset_Count_15> <gSIM_SDAOUT/SendToRecvCount_15> <gSIM_SDAOUT/SendToRecvCount_14> <gSIM_SDAOUT/SendToRecvCount_13> <gSIM_SDAOUT/
SendToRecvCount_12> <gSIM_SDAOUT/SendToRecvCount_11> <gSIM_SDAOUT/SendToRecvCount_10> <gSIM_SDAOUT/SendToRecvCount_9> <gSIM_SDAOUT/SendToRecvCount_8> <gSIM_SDAOUT/SendToRecvCount_7> <gSIM_SDAOUT/SendToRecvCount_6> <gSIM_SDAOUT/SendToRecvCount_5> <gSIM_SDAOUT/SendToRecvCount_4> <gSIM_SDAOUT/SendToRecvCount_3> <gSIM_SDAOUT/SendToRecvCount_2> <gSIM_SDAOUT/SendToRecvCount_1> <gSIM_SDAOUT/SendToRecvCount_0> <gSIM_SDAOUT/sh8out_state_11> <gSIM_SDAOUT/sh8out_state_10> <gSIM_SDAOUT/sh8out_state_9> <gSIM_
SDAOUT/sh8out_state_8>
<gSIM_SDAOUT/sh8out_state_7> <gSIM_SDAOUT/sh8out_state_6> <gSIM_SDAOUT/sh8out_state_5> <gSIM_SDAOUT/sh8out_state_4> <gSIM_SDAOUT/sh8out_state_3> <gSIM_SDAOUT/sh8out_state_2> <gSIM_SDAOUT/sh8out_state_1> <gSIM_SDAOUT/sh8out_state_0> <gSim_SDAIN/sh8in_state_10> <gSim_SDAIN/sh8in_state_9> <gSim_SDAIN/sh8in_state_8> <gSim_SDAIN/sh8in_state_7> <gSim_SDAIN/sh8in_state_6> <gSim_SDAIN/sh8in_state_5> <gSim_SDAIN/sh8in_state_4> <gSim_SDAIN/sh8in_state_3> <gSim_SDAIN/sh8in_state_2> <gSim_SDAIN/sh8in_stat
e_1> <gSim_SDAIN/sh8in_state_0>
WARNING:Xst:1710 - FF/Latch <gSIM_SDAOUT/gSendToRecv> (without init value) has a constant value of 0 in block <SimIO_Simulation>.
WARNING:Xst:1895 - Due to other FF/Latch trimming, FF/Latch <ClearCommand> (without init value) has a constant value of 0 in block <SimIO_Simulation>.
WARNING:Xst:1895 - Due to other FF/Latch trimming, FF/Latch <gSIM_SDAOUT/Simdata_buf_8> (without init value) has a constant value of 1 in block <SimIO_Simulation>.
WARNING:Xst:2677 - Node <Reset_Count_0> of sequential type is unconnected in block <SimIO_Simulation>.