`define INSN_INCDEC_reg8 9'b000xxx10x `ifdef EXECUTE `INSN_INCDEC_reg8: begin `EXEC_INC_PC `EXEC_NEWCYCLE case (opcode[5:3]) `INSN_reg_A: tmp <= `_A + (opcode[0] ? 8'hFF : 8'h01); `INSN_reg_B: tmp <= `_B + (opcode[0] ? 8'hFF : 8'h01); `INSN_reg_C: tmp <= `_C + (opcode[0] ? 8'hFF : 8'h01); `INSN_reg_D: tmp <= `_D + (opcode[0] ? 8'hFF : 8'h01); `INSN_reg_E: tmp <= `_E + (opcode[0] ? 8'hFF : 8'h01); `INSN_reg_H: tmp <= `_H + (opcode[0] ? 8'hFF : 8'h01); `INSN_reg_L: tmp <= `_L + (opcode[0] ? 8'hFF : 8'h01); endcase end `endif `ifdef WRITEBACK `INSN_INCDEC_reg8: begin case (opcode[5:3]) `INSN_reg_A: `_A <= tmp; `INSN_reg_B: `_B <= tmp; `INSN_reg_C: `_C <= tmp; `INSN_reg_D: `_D <= tmp; `INSN_reg_E: `_E <= tmp; `INSN_reg_H: `_H <= tmp; `INSN_reg_L: `_L <= tmp; endcase `_F <= { (tmp == 8'h00) ? 1'b1 : 1'b0, /* Z */ opcode[0], /* N */ (tmp[3:0] == (opcode[0] ? 4'hF : 4'h0)) ? 1'b1 : 1'b0, `_F[4:0] }; end `endif