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[fpgaboy.git] / core / insn_ld_hl_reg.v
1 `define INSN_LD_HL_reg          9'b001110xxx
2
3 `ifdef EXECUTE
4         `INSN_LD_HL_reg: begin
5                 case (cycle)
6                 0:      begin
7                                 case (opcode[2:0])
8                                 `INSN_reg_A:    wdata <= `_A;
9                                 `INSN_reg_B:    wdata <= `_B;
10                                 `INSN_reg_C:    wdata <= `_C;
11                                 `INSN_reg_D:    wdata <= `_D;
12                                 `INSN_reg_E:    wdata <= `_E;
13                                 `INSN_reg_H:    wdata <= `_H;
14                                 `INSN_reg_L:    wdata <= `_L;
15                                 endcase
16                                 address <= `_HL;
17                                 wr <= 1; rd <= 0;
18                         end
19                 1:      begin
20                                 `EXEC_INC_PC
21                                 `EXEC_NEWCYCLE
22                         end
23                 endcase
24         end
25 `endif
26
27 `ifdef WRITEBACK
28         `INSN_LD_HL_reg: begin
29                 /* Nothing of interest here */
30         end
31 `endif
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