Jeff Kuskin <jk500...@yahoo.com> writes: > I'm trying to remove *all* single-letter constraints from my cpu.md > file and replace them with define_constraint entries that define > *multi-letter* constraint names. Example: (define_constraint "aFOO" > ...)
> Am I *required* to define at least some of the single-letter > constraints? My reading of the "Operand Constraints" section of the > GCC internals documentation is that this is not a requirement. The goal should be that it is possible to not define any single-letter constraints. However, you are treading where no one else has dared to tread, and you are encountering bugs. I would encourage you to try to fix them. Ian
