mul_hi_u64()

fl::u64 fl::anonymous_namespace{ieee754_string.cpp.hpp}::mul_hi_u64 ( fl::u64 a, fl::u64 b )

inline

Definition at line 242 of file ieee754_string.cpp.hpp.

                                                       {
    const fl::u64 ah = a >> 32;
    const fl::u64 al = a & 0xFFFFFFFFull;
    const fl::u64 bh = b >> 32;
    const fl::u64 bl = b & 0xFFFFFFFFull;
    const fl::u64 ll = al * bl;
    const fl::u64 hl = ah * bl;
    const fl::u64 lh = al * bh;
    const fl::u64 hh = ah * bh;
    const fl::u64 mid = (ll >> 32) + (hl & 0xFFFFFFFFull) + (lh & 0xFFFFFFFFull);
    return hh + (hl >> 32) + (lh >> 32) + (mid >> 32);
}

References fl::FL_NO_EXCEPT, and mul_hi_u64().

Referenced by mul_hi_u64().

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