Here are 6 different profiles of x264-r1113 (as measured by oprofile on an
Intel Core2 Conroe), with various options enabled. See the first line of each
file for the exact options.

vf: very fast
f: fast
m: medium
s: slow
vlc: medium + cavlc
l: lossless

each profile is reported in two ways:

.0: raw list of all functions
.1: merge related functions into one entry

In the merged report, SIMD function-groups are suffixed "_mmx", regardless
of which version of MMX*/SSE* they actually used.
