def call_fp_intrinsic(builder, name, args):
    """
    Call a LLVM intrinsic floating-point operation.
    """
    mod = builder.module
    intr = mod.declare_intrinsic(name, [a.type for a in args])
    return builder.call(intr, args)

    Call a LLVM intrinsic floating-point operation.
    
numba/np/math/mathimpl.py