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Joshua Wise's Git repositories - fpgaboy.git/blame_incremental - core/insn_incdec_hl.v
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| Commit | Line | Data |
|---|
| | 1 | `define INSN_INCDEC_HL 9'b00011010x |
| | 2 | |
| | 3 | `ifdef EXECUTE |
| | 4 | `INSN_INCDEC_HL: begin |
| | 5 | case (cycle) |
| | 6 | 0: `EXEC_READ(`_HL) |
| | 7 | 1: `EXEC_WRITE(`_HL, rdata + (opcode[0] ? 8'hFF : 8'h01)) |
| | 8 | 2: begin |
| | 9 | `EXEC_INC_PC |
| | 10 | `EXEC_NEWCYCLE |
| | 11 | end |
| | 12 | endcase |
| | 13 | end |
| | 14 | `endif |
| | 15 | |
| | 16 | `ifdef WRITEBACK |
| | 17 | `INSN_INCDEC_HL: begin |
| | 18 | /* meh meh */ |
| | 19 | end |
| | 20 | `endif |
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