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## clmulr

# Function clmulr

Source

    pub fn clmulr(rs1: usize, rs2: usize) -> usize

🔬This is a nightly-only experimental API. (`riscv_ext_intrinsics` #114544)
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