🔬 This is a nightly-only experimental API. (
stdsimd
)This is supported on x86-64 and target feature
avx512f
only.Expand description
Copy a to tmp, then insert 256 bits (composed of 4 packed double-precision (64-bit) floating-point elements) from b into tmp at the location specified by imm8. Store tmp to dst using zeromask k (elements are zeroed out when the corresponding mask bit is not set).