tree e448f2720f00a97a8d0fa93d91ca78efbbc379f8
parent 929e5a3ddc559b1157afb7ed958a1f8b5a515662
author Herb Derby <herb@google.com> 1679579408 -0400
committer SkCQ <skcq-be@skia-corp.google.com.iam.gserviceaccount.com> 1679581904 +0000

Reduce the size of the inverse table

We can use the fact that the table is symmetrical around zero
to reduce the number of entries.

I kept the negative side because it has one more entry
because 2s compliment number range is asymmetrical even
though there is an assert that forces symmetry.

Change-Id: I7a3bcb484ed917b6a8f19b779d8721ccb36337df
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/660857
Commit-Queue: Herb Derby <herb@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>