[Bug target/52624] missing __builtin_bswap16

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52624

--- Comment #9 from H.J. Lu <hjl.tools at gmail dot com> 2012-03-22 16:24:41 
UTC ---
Do we need to optimize for partial register stall?