-msse, -msse2, -msse3, -mmmx, -m3dnow
These options enable the Streaming SIMD Extensions (SSE), SSE2, SSE3, MMX, and 3DNow! instruction sets for (modern) x86 and x86-64 architectures.
Using these options enhance mathematical computations and benefits code written for
- multimedia,
- gaming and
- other floating point-intensive computing tasks.