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fix `max_transition` constraint if condition bug

This commit is contained in:
Passant 2022-10-31 14:51:04 -07:00
parent 542582a7b2
commit 675406b5c4
1 changed files with 9 additions and 7 deletions
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16
scripts/pt_sta.tcl
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@ -61,13 +61,15 @@ if {\
# -filter is supported by PT but not in the read_sdc
# add max_tran constraint as the default max_tran of the ss hd SCL is 10 so the violations are not caught in ss corners
# apply the constraint to hd cells at the ss corner on caravel/caravan
if { $::env(DESIGN) == "caravel" | $::env(DESIGN) == "caravan" & $::env(PROC_CORNER) == "s" } {
set max_tran 1.5
puts "\[INFO\]: Setting maximum transition of HD cells in slow process corner to: $max_tran"
puts "For HD cells in the hierarchy of $::env(DESIGN)"
set_max_transition $max_tran [get_pins -of_objects [get_cells */* -filter {ref_name=~sky130_fd_sc_hd*}]]
set_max_transition $max_tran [get_pins -of_objects [get_cells */*/* -filter {ref_name=~sky130_fd_sc_hd*}]]
}
if { $::env(DESIGN) == "caravel" | $::env(DESIGN) == "caravan" } {
if { $::env(PROC_CORNER) == "s" } {
set max_tran 1.5
puts "\[INFO\]: Setting maximum transition of HD cells in slow process corner to: $max_tran"
puts "For HD cells in the hierarchy of $::env(DESIGN)"
set_max_transition $max_tran [get_pins -of_objects [get_cells */* -filter {ref_name=~sky130_fd_sc_hd*}]]
set_max_transition $max_tran [get_pins -of_objects [get_cells */*/* -filter {ref_name=~sky130_fd_sc_hd*}]]
}
}
}
# Reading parasitics based on the RC corner specified