_mm_floor_sd

Round the lower double-precision (64-bit) floating-point element in b down to an integer value, store the result as a double-precision floating-point element in the lower element, and copy the upper element from a to the upper element.

nothrow @nogc @trusted
__m128d
_mm_floor_sd
(
__m128d a
,
__m128d b
)

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