SkJumper: fma() -> mad()

mad (Multiply-anD-Add) conveys the desired behavior better than fma...
we don't particularly care about the fusedness of the mad, only that
we're doing the fastest multiply-add available.

This also avoids conflicts with fma() that may be defined in <math.h>.

Change-Id: I9298ce9ff6c6aa5b7798ac446eea248ab035625f
Reviewed-on: https://skia-review.googlesource.com/8543
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Mike Klein <mtklein@chromium.org>
1 file changed