- `INSN_reg_A: wdata <= registers[`REG_A];
- `INSN_reg_B: wdata <= registers[`REG_B];
- `INSN_reg_C: wdata <= registers[`REG_C];
- `INSN_reg_D: wdata <= registers[`REG_D];
- `INSN_reg_E: wdata <= registers[`REG_E];
- `INSN_reg_H: wdata <= registers[`REG_H];
- `INSN_reg_L: wdata <= registers[`REG_L];
+ `INSN_reg_A: wdata <= `_A;
+ `INSN_reg_B: wdata <= `_B;
+ `INSN_reg_C: wdata <= `_C;
+ `INSN_reg_D: wdata <= `_D;
+ `INSN_reg_E: wdata <= `_E;
+ `INSN_reg_H: wdata <= `_H;
+ `INSN_reg_L: wdata <= `_L;