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[/] [a-z80/] [trunk/] [cpu/] [registers/] [reg_file.v] - Rev 8
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// Copyright (C) 1991-2013 Altera Corporation // Your use of Altera Corporation's design tools, logic functions // and other software and tools, and its AMPP partner logic // functions, and any output files from any of the foregoing // (including device programming or simulation files), and any // associated documentation or information are expressly subject // to the terms and conditions of the Altera Program License // Subscription Agreement, Altera MegaCore Function License // Agreement, or other applicable license agreement, including, // without limitation, that your use is for the sole purpose of // programming logic devices manufactured by Altera and sold by // Altera or its authorized distributors. Please refer to the // applicable agreement for further details. // PROGRAM "Quartus II 64-Bit" // VERSION "Version 13.0.1 Build 232 06/12/2013 Service Pack 1 SJ Web Edition" // CREATED "Tue Mar 08 06:12:46 2016" module reg_file( reg_sel_sys_lo, reg_sel_gp_lo, reg_sel_sys_hi, reg_sel_gp_hi, reg_sel_ir, reg_sel_pc, ctl_sw_4u, reg_sel_wz, reg_sel_sp, reg_sel_iy, reg_sel_ix, reg_sel_hl2, reg_sel_hl, reg_sel_de2, reg_sel_de, reg_sel_bc2, reg_sel_bc, reg_sel_af2, reg_sel_af, reg_gp_we, reg_sys_we_lo, reg_sys_we_hi, ctl_reg_in_hi, ctl_reg_in_lo, ctl_reg_out_lo, ctl_reg_out_hi, clk, reg_sw_4d_lo, reg_sw_4d_hi, db_hi_as, db_hi_ds, db_lo_as, db_lo_ds ); input wire reg_sel_sys_lo; input wire reg_sel_gp_lo; input wire reg_sel_sys_hi; input wire reg_sel_gp_hi; input wire reg_sel_ir; input wire reg_sel_pc; input wire ctl_sw_4u; input wire reg_sel_wz; input wire reg_sel_sp; input wire reg_sel_iy; input wire reg_sel_ix; input wire reg_sel_hl2; input wire reg_sel_hl; input wire reg_sel_de2; input wire reg_sel_de; input wire reg_sel_bc2; input wire reg_sel_bc; input wire reg_sel_af2; input wire reg_sel_af; input wire reg_gp_we; input wire reg_sys_we_lo; input wire reg_sys_we_hi; input wire ctl_reg_in_hi; input wire ctl_reg_in_lo; input wire ctl_reg_out_lo; input wire ctl_reg_out_hi; input wire clk; input wire reg_sw_4d_lo; input wire reg_sw_4d_hi; inout wire [7:0] db_hi_as; inout wire [7:0] db_hi_ds; inout wire [7:0] db_lo_as; inout wire [7:0] db_lo_ds; wire [7:0] gdfx_temp0; wire [7:0] gdfx_temp1; wire SYNTHESIZED_WIRE_84; wire SYNTHESIZED_WIRE_85; wire SYNTHESIZED_WIRE_86; wire SYNTHESIZED_WIRE_28; wire SYNTHESIZED_WIRE_29; wire SYNTHESIZED_WIRE_30; wire SYNTHESIZED_WIRE_31; wire SYNTHESIZED_WIRE_32; wire SYNTHESIZED_WIRE_33; wire SYNTHESIZED_WIRE_34; wire SYNTHESIZED_WIRE_35; wire SYNTHESIZED_WIRE_36; wire SYNTHESIZED_WIRE_37; wire SYNTHESIZED_WIRE_38; wire SYNTHESIZED_WIRE_39; wire SYNTHESIZED_WIRE_40; wire SYNTHESIZED_WIRE_41; wire SYNTHESIZED_WIRE_42; wire SYNTHESIZED_WIRE_43; wire SYNTHESIZED_WIRE_44; wire SYNTHESIZED_WIRE_45; wire SYNTHESIZED_WIRE_46; wire SYNTHESIZED_WIRE_47; wire SYNTHESIZED_WIRE_48; wire SYNTHESIZED_WIRE_49; wire SYNTHESIZED_WIRE_50; wire SYNTHESIZED_WIRE_51; wire SYNTHESIZED_WIRE_52; wire SYNTHESIZED_WIRE_53; wire SYNTHESIZED_WIRE_54; wire SYNTHESIZED_WIRE_55; wire SYNTHESIZED_WIRE_56; wire SYNTHESIZED_WIRE_57; wire SYNTHESIZED_WIRE_58; wire SYNTHESIZED_WIRE_59; wire SYNTHESIZED_WIRE_60; wire SYNTHESIZED_WIRE_61; wire SYNTHESIZED_WIRE_62; wire SYNTHESIZED_WIRE_63; wire SYNTHESIZED_WIRE_64; wire SYNTHESIZED_WIRE_65; wire SYNTHESIZED_WIRE_66; wire SYNTHESIZED_WIRE_67; wire SYNTHESIZED_WIRE_68; wire SYNTHESIZED_WIRE_69; wire SYNTHESIZED_WIRE_70; wire SYNTHESIZED_WIRE_71; wire SYNTHESIZED_WIRE_72; wire SYNTHESIZED_WIRE_73; wire SYNTHESIZED_WIRE_74; wire SYNTHESIZED_WIRE_75; wire SYNTHESIZED_WIRE_76; wire SYNTHESIZED_WIRE_77; wire SYNTHESIZED_WIRE_78; wire SYNTHESIZED_WIRE_79; wire SYNTHESIZED_WIRE_80; wire SYNTHESIZED_WIRE_81; wire SYNTHESIZED_WIRE_82; wire SYNTHESIZED_WIRE_83; assign SYNTHESIZED_WIRE_82 = SYNTHESIZED_WIRE_84 & reg_sel_sys_lo & reg_sel_wz; assign SYNTHESIZED_WIRE_80 = reg_sel_wz & reg_sel_sys_hi & SYNTHESIZED_WIRE_85; assign SYNTHESIZED_WIRE_78 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_sp; assign SYNTHESIZED_WIRE_76 = reg_sel_sp & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_84 = ~reg_sys_we_lo; assign SYNTHESIZED_WIRE_71 = reg_sel_gp_lo & reg_gp_we & reg_sel_iy; assign SYNTHESIZED_WIRE_85 = ~reg_sys_we_hi; assign SYNTHESIZED_WIRE_74 = SYNTHESIZED_WIRE_84 & reg_sel_sys_lo & reg_sel_pc; assign SYNTHESIZED_WIRE_67 = reg_sel_gp_lo & reg_gp_we & reg_sel_ix; assign SYNTHESIZED_WIRE_55 = reg_sel_gp_lo & reg_gp_we & reg_sel_hl2; assign SYNTHESIZED_WIRE_72 = reg_sel_pc & reg_sel_sys_hi & SYNTHESIZED_WIRE_85; assign SYNTHESIZED_WIRE_59 = reg_sel_gp_lo & reg_gp_we & reg_sel_hl; assign SYNTHESIZED_WIRE_47 = reg_sel_gp_lo & reg_gp_we & reg_sel_de2; assign SYNTHESIZED_WIRE_51 = reg_sel_gp_lo & reg_gp_we & reg_sel_de; assign SYNTHESIZED_WIRE_81 = reg_sel_wz & reg_sys_we_hi & reg_sel_sys_hi; assign SYNTHESIZED_WIRE_86 = ~reg_gp_we; assign SYNTHESIZED_WIRE_70 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_iy; assign SYNTHESIZED_WIRE_68 = reg_sel_iy & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_39 = reg_sel_gp_lo & reg_gp_we & reg_sel_bc2; assign SYNTHESIZED_WIRE_43 = reg_sel_gp_lo & reg_gp_we & reg_sel_bc; assign SYNTHESIZED_WIRE_31 = reg_sel_gp_lo & reg_gp_we & reg_sel_af2; assign SYNTHESIZED_WIRE_77 = reg_sel_sp & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_66 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_ix; assign SYNTHESIZED_WIRE_64 = reg_sel_ix & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_35 = reg_sel_gp_lo & reg_gp_we & reg_sel_af; assign SYNTHESIZED_WIRE_69 = reg_sel_iy & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_63 = reg_sel_sys_lo & reg_sys_we_lo & reg_sel_ir; assign SYNTHESIZED_WIRE_65 = reg_sel_ix & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_53 = reg_sel_hl2 & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_54 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_hl2; assign SYNTHESIZED_WIRE_52 = reg_sel_hl2 & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_57 = reg_sel_hl & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_45 = reg_sel_de2 & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_49 = reg_sel_de & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_37 = reg_sel_bc2 & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_58 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_hl; assign SYNTHESIZED_WIRE_56 = reg_sel_hl & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_75 = reg_sel_sys_lo & reg_sys_we_lo & reg_sel_pc; assign SYNTHESIZED_WIRE_41 = reg_sel_bc & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_29 = reg_sel_af2 & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_33 = reg_sel_af & reg_gp_we & reg_sel_gp_hi; assign SYNTHESIZED_WIRE_61 = reg_sel_ir & reg_sys_we_hi & reg_sel_sys_hi; assign SYNTHESIZED_WIRE_46 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_de2; assign SYNTHESIZED_WIRE_44 = reg_sel_de2 & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_73 = reg_sel_pc & reg_sys_we_hi & reg_sel_sys_hi; assign SYNTHESIZED_WIRE_83 = reg_sel_sys_lo & reg_sys_we_lo & reg_sel_wz; assign SYNTHESIZED_WIRE_50 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_de; assign SYNTHESIZED_WIRE_48 = reg_sel_de & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_38 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_bc2; assign SYNTHESIZED_WIRE_36 = reg_sel_bc2 & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_42 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_bc; assign SYNTHESIZED_WIRE_40 = reg_sel_bc & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_30 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_af2; assign SYNTHESIZED_WIRE_28 = reg_sel_af2 & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_62 = SYNTHESIZED_WIRE_84 & reg_sel_sys_lo & reg_sel_ir; assign SYNTHESIZED_WIRE_34 = SYNTHESIZED_WIRE_86 & reg_sel_gp_lo & reg_sel_af; assign SYNTHESIZED_WIRE_32 = reg_sel_af & reg_sel_gp_hi & SYNTHESIZED_WIRE_86; assign SYNTHESIZED_WIRE_60 = reg_sel_ir & reg_sel_sys_hi & SYNTHESIZED_WIRE_85; assign SYNTHESIZED_WIRE_79 = reg_sel_gp_lo & reg_gp_we & reg_sel_sp; reg_latch b2v_latch_af2_hi( .oe(SYNTHESIZED_WIRE_28), .we(SYNTHESIZED_WIRE_29), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_af2_lo( .oe(SYNTHESIZED_WIRE_30), .we(SYNTHESIZED_WIRE_31), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_af_hi( .oe(SYNTHESIZED_WIRE_32), .we(SYNTHESIZED_WIRE_33), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_af_lo( .oe(SYNTHESIZED_WIRE_34), .we(SYNTHESIZED_WIRE_35), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_bc2_hi( .oe(SYNTHESIZED_WIRE_36), .we(SYNTHESIZED_WIRE_37), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_bc2_lo( .oe(SYNTHESIZED_WIRE_38), .we(SYNTHESIZED_WIRE_39), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_bc_hi( .oe(SYNTHESIZED_WIRE_40), .we(SYNTHESIZED_WIRE_41), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_bc_lo( .oe(SYNTHESIZED_WIRE_42), .we(SYNTHESIZED_WIRE_43), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_de2_hi( .oe(SYNTHESIZED_WIRE_44), .we(SYNTHESIZED_WIRE_45), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_de2_lo( .oe(SYNTHESIZED_WIRE_46), .we(SYNTHESIZED_WIRE_47), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_de_hi( .oe(SYNTHESIZED_WIRE_48), .we(SYNTHESIZED_WIRE_49), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_de_lo( .oe(SYNTHESIZED_WIRE_50), .we(SYNTHESIZED_WIRE_51), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_hl2_hi( .oe(SYNTHESIZED_WIRE_52), .we(SYNTHESIZED_WIRE_53), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_hl2_lo( .oe(SYNTHESIZED_WIRE_54), .we(SYNTHESIZED_WIRE_55), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_hl_hi( .oe(SYNTHESIZED_WIRE_56), .we(SYNTHESIZED_WIRE_57), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_hl_lo( .oe(SYNTHESIZED_WIRE_58), .we(SYNTHESIZED_WIRE_59), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_ir_hi( .oe(SYNTHESIZED_WIRE_60), .we(SYNTHESIZED_WIRE_61), .clk(clk), .db(db_hi_as) ); reg_latch b2v_latch_ir_lo( .oe(SYNTHESIZED_WIRE_62), .we(SYNTHESIZED_WIRE_63), .clk(clk), .db(db_lo_as) ); reg_latch b2v_latch_ix_hi( .oe(SYNTHESIZED_WIRE_64), .we(SYNTHESIZED_WIRE_65), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_ix_lo( .oe(SYNTHESIZED_WIRE_66), .we(SYNTHESIZED_WIRE_67), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_iy_hi( .oe(SYNTHESIZED_WIRE_68), .we(SYNTHESIZED_WIRE_69), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_iy_lo( .oe(SYNTHESIZED_WIRE_70), .we(SYNTHESIZED_WIRE_71), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_pc_hi( .oe(SYNTHESIZED_WIRE_72), .we(SYNTHESIZED_WIRE_73), .clk(clk), .db(db_hi_as) ); reg_latch b2v_latch_pc_lo( .oe(SYNTHESIZED_WIRE_74), .we(SYNTHESIZED_WIRE_75), .clk(clk), .db(db_lo_as) ); reg_latch b2v_latch_sp_hi( .oe(SYNTHESIZED_WIRE_76), .we(SYNTHESIZED_WIRE_77), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_sp_lo( .oe(SYNTHESIZED_WIRE_78), .we(SYNTHESIZED_WIRE_79), .clk(clk), .db(gdfx_temp0) ); reg_latch b2v_latch_wz_hi( .oe(SYNTHESIZED_WIRE_80), .we(SYNTHESIZED_WIRE_81), .clk(clk), .db(gdfx_temp1) ); reg_latch b2v_latch_wz_lo( .oe(SYNTHESIZED_WIRE_82), .we(SYNTHESIZED_WIRE_83), .clk(clk), .db(gdfx_temp0) ); assign gdfx_temp0[7] = ctl_sw_4u ? db_lo_as[7] : 1'bz; assign gdfx_temp0[6] = ctl_sw_4u ? db_lo_as[6] : 1'bz; assign gdfx_temp0[5] = ctl_sw_4u ? db_lo_as[5] : 1'bz; assign gdfx_temp0[4] = ctl_sw_4u ? db_lo_as[4] : 1'bz; assign gdfx_temp0[3] = ctl_sw_4u ? db_lo_as[3] : 1'bz; assign gdfx_temp0[2] = ctl_sw_4u ? db_lo_as[2] : 1'bz; assign gdfx_temp0[1] = ctl_sw_4u ? db_lo_as[1] : 1'bz; assign gdfx_temp0[0] = ctl_sw_4u ? db_lo_as[0] : 1'bz; assign db_lo_as[7] = reg_sw_4d_lo ? gdfx_temp0[7] : 1'bz; assign db_lo_as[6] = reg_sw_4d_lo ? gdfx_temp0[6] : 1'bz; assign db_lo_as[5] = reg_sw_4d_lo ? gdfx_temp0[5] : 1'bz; assign db_lo_as[4] = reg_sw_4d_lo ? gdfx_temp0[4] : 1'bz; assign db_lo_as[3] = reg_sw_4d_lo ? gdfx_temp0[3] : 1'bz; assign db_lo_as[2] = reg_sw_4d_lo ? gdfx_temp0[2] : 1'bz; assign db_lo_as[1] = reg_sw_4d_lo ? gdfx_temp0[1] : 1'bz; assign db_lo_as[0] = reg_sw_4d_lo ? gdfx_temp0[0] : 1'bz; assign gdfx_temp1[7] = ctl_sw_4u ? db_hi_as[7] : 1'bz; assign gdfx_temp1[6] = ctl_sw_4u ? db_hi_as[6] : 1'bz; assign gdfx_temp1[5] = ctl_sw_4u ? db_hi_as[5] : 1'bz; assign gdfx_temp1[4] = ctl_sw_4u ? db_hi_as[4] : 1'bz; assign gdfx_temp1[3] = ctl_sw_4u ? db_hi_as[3] : 1'bz; assign gdfx_temp1[2] = ctl_sw_4u ? db_hi_as[2] : 1'bz; assign gdfx_temp1[1] = ctl_sw_4u ? db_hi_as[1] : 1'bz; assign gdfx_temp1[0] = ctl_sw_4u ? db_hi_as[0] : 1'bz; assign db_hi_as[7] = reg_sw_4d_hi ? gdfx_temp1[7] : 1'bz; assign db_hi_as[6] = reg_sw_4d_hi ? gdfx_temp1[6] : 1'bz; assign db_hi_as[5] = reg_sw_4d_hi ? gdfx_temp1[5] : 1'bz; assign db_hi_as[4] = reg_sw_4d_hi ? gdfx_temp1[4] : 1'bz; assign db_hi_as[3] = reg_sw_4d_hi ? gdfx_temp1[3] : 1'bz; assign db_hi_as[2] = reg_sw_4d_hi ? gdfx_temp1[2] : 1'bz; assign db_hi_as[1] = reg_sw_4d_hi ? gdfx_temp1[1] : 1'bz; assign db_hi_as[0] = reg_sw_4d_hi ? gdfx_temp1[0] : 1'bz; assign db_lo_ds[7] = ctl_reg_out_lo ? gdfx_temp0[7] : 1'bz; assign db_lo_ds[6] = ctl_reg_out_lo ? gdfx_temp0[6] : 1'bz; assign db_lo_ds[5] = ctl_reg_out_lo ? gdfx_temp0[5] : 1'bz; assign db_lo_ds[4] = ctl_reg_out_lo ? gdfx_temp0[4] : 1'bz; assign db_lo_ds[3] = ctl_reg_out_lo ? gdfx_temp0[3] : 1'bz; assign db_lo_ds[2] = ctl_reg_out_lo ? gdfx_temp0[2] : 1'bz; assign db_lo_ds[1] = ctl_reg_out_lo ? gdfx_temp0[1] : 1'bz; assign db_lo_ds[0] = ctl_reg_out_lo ? gdfx_temp0[0] : 1'bz; assign gdfx_temp0[7] = ctl_reg_in_lo ? db_lo_ds[7] : 1'bz; assign gdfx_temp0[6] = ctl_reg_in_lo ? db_lo_ds[6] : 1'bz; assign gdfx_temp0[5] = ctl_reg_in_lo ? db_lo_ds[5] : 1'bz; assign gdfx_temp0[4] = ctl_reg_in_lo ? db_lo_ds[4] : 1'bz; assign gdfx_temp0[3] = ctl_reg_in_lo ? db_lo_ds[3] : 1'bz; assign gdfx_temp0[2] = ctl_reg_in_lo ? db_lo_ds[2] : 1'bz; assign gdfx_temp0[1] = ctl_reg_in_lo ? db_lo_ds[1] : 1'bz; assign gdfx_temp0[0] = ctl_reg_in_lo ? db_lo_ds[0] : 1'bz; assign db_hi_ds[7] = ctl_reg_out_hi ? gdfx_temp1[7] : 1'bz; assign db_hi_ds[6] = ctl_reg_out_hi ? gdfx_temp1[6] : 1'bz; assign db_hi_ds[5] = ctl_reg_out_hi ? gdfx_temp1[5] : 1'bz; assign db_hi_ds[4] = ctl_reg_out_hi ? gdfx_temp1[4] : 1'bz; assign db_hi_ds[3] = ctl_reg_out_hi ? gdfx_temp1[3] : 1'bz; assign db_hi_ds[2] = ctl_reg_out_hi ? gdfx_temp1[2] : 1'bz; assign db_hi_ds[1] = ctl_reg_out_hi ? gdfx_temp1[1] : 1'bz; assign db_hi_ds[0] = ctl_reg_out_hi ? gdfx_temp1[0] : 1'bz; assign gdfx_temp1[7] = ctl_reg_in_hi ? db_hi_ds[7] : 1'bz; assign gdfx_temp1[6] = ctl_reg_in_hi ? db_hi_ds[6] : 1'bz; assign gdfx_temp1[5] = ctl_reg_in_hi ? db_hi_ds[5] : 1'bz; assign gdfx_temp1[4] = ctl_reg_in_hi ? db_hi_ds[4] : 1'bz; assign gdfx_temp1[3] = ctl_reg_in_hi ? db_hi_ds[3] : 1'bz; assign gdfx_temp1[2] = ctl_reg_in_hi ? db_hi_ds[2] : 1'bz; assign gdfx_temp1[1] = ctl_reg_in_hi ? db_hi_ds[1] : 1'bz; assign gdfx_temp1[0] = ctl_reg_in_hi ? db_hi_ds[0] : 1'bz; endmodule