E4600 @2.4G
------- Test Results -------
SSSE3 ---- 5168k cycles
SSE2 ----- 5633k cycles
MMX2 ----- 8471k cycles
plain c -- 22872k cycles
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v2
------- Test Results -------
SSSE3 ---- 5474k cycles
SSE2 ----- 5371k cycles
MMX2 ----- 8041k cycles
plain c -- 22987k cycles