Where is the fast inverse square root function in Rust ? http://en.wikipedia.org/wiki/Fast_inverse_square_root
Anyone know if this semi-accurate function is at a hardware level and built in to Intel chipsets since MMX ? How does this affect LLVM and Rust compilation on 64 bit ? Thanks in advance, -- -Thad +ThadGuidry <https://www.google.com/+ThadGuidry> Thad on LinkedIn <http://www.linkedin.com/in/thadguidry/>
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