try fixing/optimizing x86_64 fenv exception code
authorRich Felker <dalias@aerifal.cx>
Sun, 18 Mar 2012 00:10:02 +0000 (20:10 -0400)
committerRich Felker <dalias@aerifal.cx>
Sun, 18 Mar 2012 00:10:02 +0000 (20:10 -0400)
commitb60053e7621a29ace6ab5c7b4e256e252f31ad13
tree1cd44d854060c9ce3e1e2f0ce17db1417cfa7bf1
parent316e024f63af0d0d2bb0df3dfce2620f4be827d1
try fixing/optimizing x86_64 fenv exception code

untested; may need followup-fixes.
src/fenv/x86_64/fenv.s