On Fri, Aug 13, 2021 at 10:49 AM Segher Boessenkool <seg...@kernel.crashing.org> wrote: > > On Fri, Aug 13, 2021 at 12:14:14AM -0400, Michael Meissner wrote: > > I noticed that the xxeval built-in function used the > > altivec_register_operand > > predicate. Since it takes vsx registers, this might force the register > > allocate to issue a move when it could use a traditional floating point > > register. This patch fixes that. > > Why register_operand instead of gpc_reg_operand? The former allows > subregs of memory, likely not what you want here (and not in other > rs6000 pattern that currently use it, either).
Because it's consistent with the other patterns. We can investigate converting all of the patterns to gpc_reg_operand as a separate issue. Thanks, David
