tree f63c4889c96ae037ab07bb7bbe1613a64f2f40d3
parent cb302f9210f2998447ea8d0784f13c231fe17351
author Nicolas Capens <capn@google.com> 1515641659 -0500
committer Nicolas Capens <nicolascapens@google.com> 1515687305 +0000

Fix exp2 for integer input.

exp2(x) should be exact for integer values of x. For example exp(1.0)
should produce 2.0.

Change-Id: I9d6d1d388c23e813e09b7b5788c929ff07189357
Reviewed-on: https://swiftshader-review.googlesource.com/16188
Tested-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>