Function serde::lib::core::arch::x86_64::_mm_round_pd

1.27.0 · source · []
pub unsafe fn _mm_round_pd<const ROUNDING: i32>(a: __m128d) -> __m128d
This is supported on x86-64 and target feature sse4.1 only.
Expand description

Round the packed double-precision (64-bit) floating-point elements in a using the ROUNDING parameter, and stores the results as packed double-precision floating-point elements. Rounding is done according to the rounding parameter, which can be one of:

#[cfg(target_arch = "x86")]
use std::arch::x86::*;
#[cfg(target_arch = "x86_64")]
use std::arch::x86_64::*;

// round to nearest, and suppress exceptions:
// round down, and suppress exceptions:
// round up, and suppress exceptions:
// truncate, and suppress exceptions:

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