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Dump max_logic_levels as null if it isn't set (not to 0) #79

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Merged
gigeresk merged 1 commit into from
Aug 29, 2026
Merged

Dump max_logic_levels as null if it isn't set (not to 0) #79

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16 changes: 9 additions & 7 deletions tcl/Extras.tcl
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,7 @@ proc_redirect report_echo {
parse_key_args "report_echo" args \
keys {} flags {}
check_argc_eq1 "report_echo" $args

set message [lindex $args 0]
report_line "$message"
}
Expand All @@ -35,16 +35,18 @@ proc target_ppa_json { filepath } {

# Retrieve max_logic_levels from global scope (set by user constraints)
global max_logic_levels
if { ![info exists max_logic_levels] } { # default to 0 if undefined
set max_logic_levels 0
if { [info exists max_logic_levels] } {
set max_logic_levels_json $max_logic_levels
} else {
set max_logic_levels_json "null"
}

# Dump target PPA to JSON file
puts $ppa_json "{"
puts $ppa_json " \"max_area\": [sta::max_area],"
puts $ppa_json " \"max_dynamic_power\": [sta::max_dynamic_power],"
puts $ppa_json " \"max_leakage_power\": [sta::max_leakage_power],"
puts $ppa_json " \"max_logic_levels\": $max_logic_levels"
puts $ppa_json " \"max_logic_levels\": $max_logic_levels_json"
puts $ppa_json "}"
close $ppa_json
}
Expand All @@ -60,7 +62,7 @@ sta::define_cmd_args "set_dont_use" {lib_cell_name_pattern} \
-arg_help {
lib_cell_name_pattern {A liberty cell name glob pattern, as used in a `name=~` filter.}
}

proc set_dont_use {lib_cell_name_pattern} {
set targets [get_lib_cells -filter "name=~$lib_cell_name_pattern"]
foreach_in_collection target $targets {
Expand All @@ -73,7 +75,7 @@ sta::define_cmd_args "unset_dont_use" {lib_cell_name_pattern} \
-arg_help {
lib_cell_name_pattern {A liberty cell name glob pattern, as used in a `name=~` filter.}
}

proc unset_dont_use {lib_cell_name_pattern} {
set targets [get_lib_cells -filter "name=~$lib_cell_name_pattern"]
foreach_in_collection target $targets {
Expand Down