OpenSTA/tcl/Liberty.tcl

79 lines
2.6 KiB
Tcl

# OpenSTA, Static Timing Analyzer
# Copyright (c) 2018, Parallax Software, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
# Liberty commands.
namespace eval sta {
define_cmd_args "read_liberty" \
{[-corner corner_name] [-min] [-max] [-no_latch_infer] filename}
proc read_liberty { args } {
parse_key_args "read_liberty" args keys {-corner} \
flags {-min -max -no_latch_infer}
check_argc_eq1 "read_liberty" $args
set filename [file nativename $args]
set corner [parse_corner keys]
set min_max [parse_min_max_all_flags flags]
set infer_latches [expr ![info exists flags(-no_latch_infer)]]
read_liberty_cmd $filename $corner $min_max $infer_latches
}
################################################################
define_hidden_cmd_args "report_lib_cell_power" {lib_cell}
proc report_lib_cell_power { args } {
global sta_report_default_digits
check_argc_eq3 "report_internal_power" $args
set cells [get_lib_cells [lindex $args 0]]
set slew [time_ui_sta [lindex $args 1]]
set cap [capacitance_ui_sta [lindex $args 2]]
foreach cell $cells {
puts "[$cell name] Leakage Power"
set leakage_iter [$cell leakage_power_iterator]
while {[$leakage_iter has_next]} {
set leakage [$leakage_iter next]
puts "[format_power [$leakage power] 5] [$leakage when]"
}
$leakage_iter finish
puts "[$cell name] Internal Power"
set internal_iter [$cell internal_power_iterator]
while {[$internal_iter has_next]} {
set internal [$internal_iter next]
set port_name [[$internal port] name]
set related_port [$internal related_port]
if { $related_port != "NULL" } {
set related_port_name [$related_port name]
} else {
set related_port_name ""
}
set digits $sta_report_default_digits
set rise [format_power [$internal power rise $slew $cap] $digits]
set fall [format_power [$internal power fall $slew $cap] $digits]
puts "$port_name $related_port_name [rise_short_name] $rise [fall_short_name] $fall [$internal when]"
}
$internal_iter finish
}
}
# sta namespace end
}