do some filtering

git-svn-id: https://svn.r-project.org/R/trunk@66604 00db46b3-68df-0310-9c12-caf00c1e9a41
Moved some inlined functions to arithmetic.h and added do_log_builtin.


git-svn-id: https://svn.r-project.org/R/trunk@66605 00db46b3-68df-0310-9c12-caf00c1e9a41
tweak exclusions

git-svn-id: https://svn.r-project.org/R/trunk@66606 00db46b3-68df-0310-9c12-caf00c1e9a41
Rearrangements for transition to typed stack.


git-svn-id: https://svn.r-project.org/R/trunk@66607 00db46b3-68df-0310-9c12-caf00c1e9a41