jumper, add load_f32()

Change-Id: I71d85ffe29bc11678ff1e696fa4a2c93d0b4fcbe
Reviewed-on: https://skia-review.googlesource.com/11446
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>
5 files changed