`ifdef EXECUTE `INSN_LD_reg_imm16: begin `EXEC_INC_PC; case (cycle) 0: begin `EXEC_NEXTADDR_PCINC; rd <= 1; end 1: begin `EXEC_NEXTADDR_PCINC; rd <= 1; end 2: begin `EXEC_NEWCYCLE; end endcase end `endif `ifdef WRITEBACK `INSN_LD_reg_imm16: begin case (cycle) 0: begin /* */ end 1: begin case (opcode[5:4]) `INSN_reg16_BC: registers[`REG_C] <= rdata; `INSN_reg16_DE: registers[`REG_E] <= rdata; `INSN_reg16_HL: registers[`REG_L] <= rdata; `INSN_reg16_SP: registers[`REG_SPL] <= rdata; endcase end 2: begin case (opcode[5:4]) `INSN_reg16_BC: registers[`REG_B] <= rdata; `INSN_reg16_DE: registers[`REG_D] <= rdata; `INSN_reg16_HL: registers[`REG_H] <= rdata; `INSN_reg16_SP: registers[`REG_SPH] <= rdata; endcase end endcase end `endif