请问ISE中fifo编译警告如何消除

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windycraze| 初级技术员

楼主 | 2015-8-18 17:32 | 只看该作者回帖奖励

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se, FIFO, 编译, ST, ge

example:
WARNING:Pack:2874 - Trimming timing constraints from pin
gtx_module_inst/gtx_to_fifo_ip_inst/U0/xst_fifo_generator/gconvfifo.rf/grf.rf
/gntv_or_sync_fifo.mem/gbm.gbmg.gbmga.ngecc.bmg/gnativebmg.native_blk_mem_gen
/valid.cstr/ramloop[7].ram.r/v5_noinit.ram/SDP.SINGLE_PRIM36.TDP
of frag REGCLKAL connected to power/ground net
gtx_module_inst/gtx_to_fifo_ip_inst/U0/xst_fifo_generator/gconvfifo.rf/grf.rf
/gntv_or_sync_fifo.mem/gbm.gbmg.gbmga.ngecc.bmg/gnativebmg.native_blk_mem_gen
/valid.cstr/ramloop[7].ram.r/v5_noinit.ram/SDP.SINGLE_PRIM36.TDP_REGCLKAL_tie
sig
WARNING:Pack:2874 - Trimming timing constraints from pin
gtx_module_inst/gtx_to_fifo_ip_inst/U0/xst_fifo_generator/gconvfifo.rf/grf.rf
/gntv_or_sync_fifo.mem/gbm.gbmg.gbmga.ngecc.bmg/gnativebmg.native_blk_mem_gen
/valid.cstr/ramloop[7].ram.r/v5_noinit.ram/SDP.SINGLE_PRIM36.TDP
of frag REGCLKBU connected to power/ground net
gtx_module_inst/gtx_to_fifo_ip_inst/U0/xst_fifo_generator/gconvfifo.rf/grf.rf
/gntv_or_sync_fifo.mem/gbm.gbmg.gbmga.ngecc.bmg/gnativebmg.native_blk_mem_gen
/valid.cstr/ramloop[7].ram.r/v5_noinit.ram/SDP.SINGLE_PRIM36.TDP_REGCLKBU_tie
sig
WARNING:Pack:2874 - Trimming timing constraints from pin
gtx_module_inst/gtx_to_fifo_ip_inst/U0/xst_fifo_generator/gconvfifo.rf/grf.rf
/gntv_or_sync_fifo.mem/gbm.gbmg.gbmga.ngecc.bmg/gnativebmg.native_blk_mem_gen
/valid.cstr/ramloop[7].ram.r/v5_noinit.ram/SDP.SINGLE_PRIM36.TDP
of frag REGCLKBL connected to power/ground net
gtx_module_inst/gtx_to_fifo_ip_inst/U0/xst_fifo_generator/gconvfifo.rf/grf.rf
/gntv_or_sync_fifo.mem/gbm.gbmg.gbmga.ngecc.bmg/gnativebmg.native_blk_mem_gen
/valid.cstr/ramloop[7].ram.r/v5_noinit.ram/SDP.SINGLE_PRIM36.TDP_REGCLKBL_tie
sig
使用fifoIP之后都会产生这样的警告，现在希望消除它们，即使它们不影响性能。

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请问ISE中fifo编译警告如何消除

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