voltage storm fsdb
For example, you can use PrimePower to do gate-level power analysis using VCD as swichig activites. The sample scrip is like follwing:
set search_path "/home/SumTest /cad/umc/umc25_2002/core_v1.2"
set link_library "* umcl25u250t3_typ.db"
read_vhdl -vhdl_compiler /home/SumTest/sum_netlist.vhd
current_design sum
link_design sum
set_input_transition 0.1 {a b c}
set_load -pin_load 3.5 {a b c x}
set pwr_read_vcd_ignore_case true
read_vcd -strip_path sum_tb/uut /home/SumTest/sum.vcd
report_design
set_waveform_options -hier 2 -file pwr_vcd -format fsdb -effort high
power_keep_license_after_power_commands = "true"
create_clock -period 10 -name clk
calculate_power -waveform -statistics
report_power -file pwr_vcd