# Function sfence_inval_ir

Source

    pub unsafe fn sfence_inval_ir()

🔬This is a nightly-only experimental API. (`riscv_ext_intrinsics` #114544)
Available on RISC-V RV64 only.
Expand description

Generates the `SFENCE.INVAL.IR` instruction

This instruction guarantees that any previous SINVAL.VMA instructions executed by the current hart are ordered before subsequent implicit references by that hart to the memory-management data structures.