[Bug target/53967] GCC produces slow code for convolution algorithm with -mfpmath=sse (the AMD_64 default)

[bfriesen at simple dot dallas.tx.us]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53967

--- Comment #11 from bfriesen at simple dot dallas.tx.us 2012-07-16 15:41:08 
UTC ---
I just verified that -O3 produces similar timings to -O2 for both -mfpmath=387
and -mfpmath=sse