Zig 0.17.0-dev (Split by item)

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memcpyFast

memcpy.memcpyFast

fn memcpyFast(noalias dest: ?[*]u8, noalias src: ?[*]const u8, len: usize) callconv(.c) ?[*]u8

File

lib/compiler_rt/memcpy.zig:37

Code

fn memcpyFast(noalias dest: ?[*]u8, noalias src: ?[*]const u8, len: usize) callconv(.c) ?[*]u8 {
    @setRuntimeSafety(false);

    const small_limit = 2 * @sizeOf(Element);

    if (copySmallLength(small_limit, dest.?, src.?, len)) return dest;

    copyForwards(dest.?, src.?, len);

    return dest;
}