Move the int64 conversion functions here, from ghc-prim
-rw-r--r-- 54 .darcs-boring
drwxr-xr-x - GHC
-rw-r--r-- 2868 LICENSE
-rw-r--r-- 87 Setup.hs
drwxr-xr-x - cbits
-rw-r--r-- 2880 configure.ac
drwxr-xr-x - gmp
-rw-r--r-- 120 integer.buildinfo.in
-rw-r--r-- 977 integer.cabal