pub unsafe fn clmulr(rs1: usize, rs2: usize) -> usize
🔬This is a nightly-only experimental API. (
stdsimd
#48556)Available on RISC-V RV64 and target feature
zbc
only.Expand description
Carry-less multiply (reversed)
clmulr produces bits 2·XLEN−2:XLEN-1 of the 2·XLEN carry-less product.
Source: RISC-V Bit-Manipulation ISA-extensions
Version: v1.0.0
Section: 2.13
§Safety
This function is safe to use if the zbc
target feature is present.