core/insn_ldh_ac.v

   1 `ifdef EXECUTE
   2         `INSN_LDH_AC: begin
   3                 case (cycle)
   4                 0:      if (opcode[4])  // LD A,(C)
   5                                 `EXEC_READ(({8'hFF,`_C}))
   6                         else
   7                                 `EXEC_WRITE(({8'hFF,`_C}), `_A)
   8                 1:      begin
   9                                 `EXEC_NEWCYCLE
  10                                 `EXEC_INC_PC
  11                         end
  12                 endcase
  13         end
  14 `endif
  15
  16 `ifdef WRITEBACK
  17         `INSN_LDH_AC: begin
  18                 case (cycle)
  19                 0:      begin /* Type F */ end
  20                 1:      if (opcode[4]) `_A <= rdata;
  21                 endcase
  22         end
  23 `endif
  24