Convert all remaining float4 and float8 functions to new fmgr style.

Tom Lane <tgl@sss.pgh.pa.us>

Commit: 463f1f5cdaecf229dcd1d3d16e969bf3a7aa9a73
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2000-08-01T18:29:35Z
Releases: 7.1.1
Convert all remaining float4 and float8 functions to new fmgr style.
At this point I think it'd be possible to make float4 be pass-by-value
without too much work --- and float8 too on machines where Datum is
8 bytes.  Something to try when the mood strikes, anyway.

Files