Cleanups to make code nicer looking. ALU subtraction fixes.
[fpgaboy.git] / insn_ld_hl_reg.v
CommitLineData
81358c71
JW
1`ifdef EXECUTE
2 `INSN_LD_HL_reg: begin
3 case (cycle)
4 0: begin
5 case (opcode[2:0])
6 `INSN_reg_A: wdata <= registers[`REG_A];
7 `INSN_reg_B: wdata <= registers[`REG_B];
8 `INSN_reg_C: wdata <= registers[`REG_C];
9 `INSN_reg_D: wdata <= registers[`REG_D];
10 `INSN_reg_E: wdata <= registers[`REG_E];
11 `INSN_reg_H: wdata <= registers[`REG_H];
12 `INSN_reg_L: wdata <= registers[`REG_L];
13 endcase
14 address <= {registers[`REG_H], registers[`REG_L]};
15 wr <= 1; rd <= 0;
16 end
17 1: begin
18 `EXEC_INC_PC;
19 `EXEC_NEWCYCLE;
20 end
21 endcase
22 end
23`endif
24
25`ifdef WRITEBACK
26 `INSN_LD_HL_reg: begin
27 /* Nothing of interest here */
28 end
29`endif
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