cadence irun命令
常用编译
irun +access+wr -smartorder -clean -ntcnotchks -V93 -vtimescale 1ns/1ps -work chip_lib -f xxx.vc -top tb_top -64
coverage选项
-covtest xxx -coverage all -covoverwrite -covfile covfile.ccf -covworkdir ./cov_work
其中covfile.ccf定义coverage内容
set_expr_scoring -all set_fsm_scoring -hold_tansition set_libcell_scoring set_implicit_block_scoring -off set_covergroup -per_instance_default_one select_coverage -all -instance tb_top.xxx*...
Synopsys Verdi
vhdlcom -v93 -sup_sem_error -smartorder -work chip_lib -f vhdl.flist vericom -sv +systemverilogext+sv +v95ext+v95 +verilog2001ext+v -ignorekwd_config -work chip_lib -f verilog.flist verdi -lib chip_lib -top xxx -ssf xxx.fsdb
cadence imc命令
coverage merge:imc -exec cov_merge.tcl
其中cov_merge.tcl如下：
merge -runfile runfile -metrics code:fsm:block:expression:toggle:assertion:covergroup -out merge_data -overwrite -message 1 -initial_model union_all load -run merge_data report -detail -html -showempty on -overwrite -grading covered -source on -out nc_cov_report
其中runfile列出需要merge的coverage路径
./cov_work/scope/case1 ./cov_work/scope/case2 ./cov_work/scope/case3* NaN
生活不止眼前的苟且，还有诗和远方
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