On Mon, Oct 23, 2017 at 1:27 PM, Richard Sandiford
wrote:
> This patch adds a helper routine (interesting_mode_p) to lower-subreg.c,
> to make the decision about whether a mode can be split and, if so,
> calculate the number of bytes and words in the mode. At present this
> function always return
This patch adds a helper routine (interesting_mode_p) to lower-subreg.c,
to make the decision about whether a mode can be split and, if so,
calculate the number of bytes and words in the mode. At present this
function always returns true; a later patch will add cases in which it
can return false.