read_lef $::env(MERGED_LEF)
read_def $::env(CURRENT_DEF)

tapcell -endcap_cpp "1" -distance [expr $::env(FP_TAPCELL_DIST) * 2] -tapcell_master "$::env(FP_WELLTAP_CELL)" -endcap_master "$::env(FP_ENDCAP_CELL)"

write_def $::env(SAVE_DEF)