Re: BUG: non-fixed-length ISAs are unsupported for now
"Frank Ch. Eigler via Cgen" <[email protected]> Tue, 11 Aug 2020 12:08:47 -0400
| Newsgroups | gmane.comp.tools.cgen.devel |
|---|---|
| Message-ID | <[email protected]> |
Hi - > I have already tried to stay within one ISA but my attempt fails. You > may look here for full source of my try: OK, yeah sounds like you tried along the same direction! I don't see anything obviously wrong. > https://github.com/b-s-a/binutils-gdb/blob/z80-cgen/cpu/z80.cpu > (invalid decoder is generated for last 2 lines - "reti" (ED 4D) and > "retn" (ED 45) instructions, I have tried many types of ifields with > same result, but these are simpler to read). I cannot understand what > I'm doing wrong. Does it work if you comment out all other instructions? If yes, then I'd approach it with a bisection-like procedure to identify the real source of conflict. - FChE