Intrinsic Functions for Bitmanipulation Instructions

group Intrinsic Functions for Bitmanipulation Instructions

Functions that generate RISC-V Bitmanipulation instructions.

RISC-V Bitmanipulation Intrinsic APIs are provided directly through compiler generated intrinsic function.

This intrinsic function support in compiler is introduced in nuclei riscv gcc 10.2.

API header file can be found in lib/gcc/riscv-nuclei-elf/<gcc_ver>/include/rvintrin.h

For Nuclei GCC 13/Clang 17 and later version, this intrinsic header no longer existed, please take care.