module constant_block (one, zero); output one; output zero; wire one_unbuf; wire zero_unbuf; sky130_fd_sc_hd__buf_16 const_one_buf (.A(one_unbuf), .X(one)); sky130_fd_sc_hd__conb_1 const_source (.HI(one_unbuf), .LO(zero_unbuf)); sky130_fd_sc_hd__buf_16 const_zero_buf (.A(zero_unbuf), .X(zero)); sky130_fd_sc_hd__tapvpwrvgnd_1 TAP_0 (); sky130_fd_sc_hd__tapvpwrvgnd_1 TAP_1 (); sky130_fd_sc_hd__fill_2 FILLER_0_0 (); sky130_fd_sc_hd__fill_2 FILLER_0_24 (); sky130_fd_sc_hd__fill_1 FILLER_0_27 (); sky130_fd_sc_hd__fill_4 FILLER_1_0 (); sky130_fd_sc_hd__fill_1 FILLER_1_4 (); sky130_fd_sc_hd__fill_8 FILLER_1_8 (); sky130_fd_sc_hd__fill_8 FILLER_1_16 (); sky130_fd_sc_hd__fill_4 FILLER_1_24 (); sky130_fd_sc_hd__fill_2 FILLER_2_0 (); sky130_fd_sc_hd__fill_2 FILLER_2_24 (); sky130_fd_sc_hd__fill_1 FILLER_2_27 (); endmodule