perl script to clear netlist hierachy
example: following command show the hierachy with 2 levels of netlist w8192x8c8b4c1i0p0d0s0n0DESTr0.cir command: clear_hier.pl -cir w8192x8c8b4c1i0p0d0s0n0DESTr0.cir -cell w8192x8c8b4c1i0p0d0s0n0DESTr0 -level 2
output: level 1: x_top_lay -> w8192x8c8b4c1i0p0d0s0n0destr0_top_lay
level 2: x_top_lay.xref_cnt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_cnt level 2: x_top_lay.xref_cnt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_cnt level 2: x_top_lay.xref_cnt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_cnt level 2: x_top_lay.xref_cnt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_cnt level 2: x_top_lay.xref_rt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_rt level 2: x_top_lay.xref_rt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_rt level 2: x_top_lay.xref_rt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_rt level 2: x_top_lay.xref_rt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_rt level 2: x_top_lay.xary_cnt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_cnt level 2: x_top_lay.xary_cnt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_cnt level 2: x_top_lay.xary_cnt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_cnt level 2: x_top_lay.xary_cnt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_cnt level 2: x_top_lay.xary_right_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_right level 2: x_top_lay.xary_right_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_right level 2: x_top_lay.xary_right_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_right level 2: x_top_lay.xary_right_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_right level 2: x_top_lay.xmux_cnt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_cnt level 2: x_top_lay.xmux_cnt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_cnt level 2: x_top_lay.xmux_cnt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_cnt level 2: x_top_lay.xmux_cnt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_cnt level 2: x_top_lay.xmux_rt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_rt level 2: x_top_lay.xmux_rt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_rt level 2: x_top_lay.xmux_rt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_rt level 2: x_top_lay.xmux_rt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_rt level 2: x_top_lay.xsac_cnt0 -> w8192x8c8b4c1i0p0d0s0n0destr0_sac_cnt level 2: x_top_lay.xsac_cnt1 -> w8192x8c8b4c1i0p0d0s0n0destr0_sac_cnt level 2: x_top_lay.xsac_rt0 -> w8192x8c8b4c1i0p0d0s0n0destr0_sac_rt level 2: x_top_lay.xsac_rt1 -> w8192x8c8b4c1i0p0d0s0n0destr0_sac_rt level 2: x_top_lay.xgio_cnt -> w8192x8c8b4c1i0p0d0s0n0destr0_gio_cnt level 2: x_top_lay.xgio_rt -> w8192x8c8b4c1i0p0d0s0n0destr0_gio_rt level 2: x_top_lay.xref_lt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_lt level 2: x_top_lay.xref_lt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_lt level 2: x_top_lay.xref_lt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_lt level 2: x_top_lay.xref_lt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_ref_lt level 2: x_top_lay.xary_left_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_left level 2: x_top_lay.xary_left_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_left level 2: x_top_lay.xary_left_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_left level 2: x_top_lay.xary_left_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_ary_left level 2: x_top_lay.xmux_lt_0 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_lt level 2: x_top_lay.xmux_lt_1 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_lt level 2: x_top_lay.xmux_lt_2 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_lt level 2: x_top_lay.xmux_lt_3 -> w8192x8c8b4c1i0p0d0s0n0destr0_mux_lt level 2: x_top_lay.xsac_lt0 -> w8192x8c8b4c1i0p0d0s0n0destr0_sac_lt level 2: x_top_lay.xsac_lt1 -> w8192x8c8b4c1i0p0d0s0n0destr0_sac_lt level 2: x_top_lay.xgio_lt -> w8192x8c8b4c1i0p0d0s0n0destr0_gio_lt