> You just have to make sure that the predicate only accepts the types > of operands the insn and constraints are prepared to handle. I would > be a little bit skeptical of removing the gpr_or_int10_operand test, > for example. But it would be reasonable to check something else for a > floating point mode.
That was my concern too, but the define_insn_and_split *also* has the predicates for the operands. Do they need to be duplicated?