_mm_mask_fmadd_ss in core::arch::x86 - Rust
Description: Multiply the lower single-precision (32-bit) floating-point elements in a and b, and add the intermediate result to the lower element in c. Store the result in the lower element of dst using writemask k (the element is copied from a when mask bit 0 is not set), and copy the upper 3 packed elements from a to the upper elements of dst.

## _mm_mask_fmadd_ss

# Function _mm_mask_fmadd_ss

1.89.0 · Source

    pub fn _mm_mask_fmadd_ss(a: __m128, k: __mmask8, b: __m128, c: __m128) -> __m128

Available on x86 and target feature `avx512f` only.
Expand description

Multiply the lower single-precision (32-bit) floating-point elements in a and b, and add the intermediate result to the lower element in c. Store the result in the lower element of dst using writemask k (the element is copied from a when mask bit 0 is not set), and copy the upper 3 packed elements from a to the upper elements of dst.

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