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Commit | Line | Data |
---|---|---|
1 | `ifdef EXECUTE | |
2 | `INSN_LD_reg_imm16: begin | |
3 | `EXEC_INC_PC | |
4 | case (cycle) | |
5 | 0: `EXEC_READ(`_PC + 1) | |
6 | 1: `EXEC_READ(`_PC + 1) | |
7 | 2: `EXEC_NEWCYCLE | |
8 | endcase | |
9 | end | |
10 | `endif | |
11 | ||
12 | `ifdef WRITEBACK | |
13 | `INSN_LD_reg_imm16: begin | |
14 | case (cycle) | |
15 | 0: begin /* */ end | |
16 | 1: begin | |
17 | case (opcode[5:4]) | |
18 | `INSN_reg16_BC: `_C <= rdata; | |
19 | `INSN_reg16_DE: `_E <= rdata; | |
20 | `INSN_reg16_HL: `_L <= rdata; | |
21 | `INSN_reg16_SP: `_SPL <= rdata; | |
22 | endcase | |
23 | end | |
24 | 2: begin | |
25 | case (opcode[5:4]) | |
26 | `INSN_reg16_BC: `_B <= rdata; | |
27 | `INSN_reg16_DE: `_D <= rdata; | |
28 | `INSN_reg16_HL: `_H <= rdata; | |
29 | `INSN_reg16_SP: `_SPH <= rdata; | |
30 | endcase | |
31 | end | |
32 | endcase | |
33 | end | |
34 | `endif |