Fix exp() on large negative arguments

Bug: 64852569

Exp() on large negative arguments could be slow enough to make it
completely useless, as exposed by a new test.

Test: Ran external/crcalc tests.

Change-Id: Ibdbc0aff4c9854940b816751c052e469dd50d111
1 file changed
tree: 4c98fb11d925a91efa92335573752520cdd136ab
  2. COPYRIGHT.txt
  3. build.gradle
  4. impl.html
  5. src/
  6. tests/