_ktestc_mask32_u8 in core::arch::x86 - Rust
Description: Compute the bitwise NOT of 32-bit mask a and then AND with 16-bit mask b, if the result is all zeros, store 1 in dst, otherwise store 0 in dst.

Skip to main content

## _ktestc_mask32_u8

# Function _ktestc_mask32_u8

1.89.0 (const: unstable) · Source

    pub fn _ktestc_mask32_u8(a: __mmask32, b: __mmask32) -> u8

Available on x86 and (x86 or x86-64) and target feature `avx512bw` only.
Expand description

Compute the bitwise NOT of 32-bit mask a and then AND with 16-bit mask b, if the result is all zeros, store 1 in dst, otherwise store 0 in dst.

Intel’s Documentation