Method parse

core/src/bytecode.rs:226–239

Parses a tagged register reference from a raw `u64`, returning the absolute register index and the type of the value it holds. Panics if the type tag is invalid.

(self)

    ///
    /// Panics if the type tag is invalid.
    pub(crate) fn parse(self) -> (usize, ExprType) {
        let vtype: ExprType = {
            #[allow(unsafe_code)]
            unsafe {
                let v = unchecked_u64_as_u8(self.0 >> 32);
                assert!(v <= ExprType::Text as u8);
                std::mem::transmute(v)
            }
        };

        let index = unchecked_u32_as_usize((self.0 & 0xffffffff) as u32);

        (index, vtype)
    }

    /// Returns the raw `u64` encoding.
    pub(crate) fn as_u64(&self) -> u64 {