Add serde serialization support for the full clif ir

cranelift/codegen/src/ir/jumptable.rs

@@ -8,10 +8,14 @@ use alloc::vec::Vec;
 use core::fmt::{self, Display, Formatter};
 use core::slice::{Iter, IterMut};
 
+#[cfg(feature = "enable-serde")]
+use serde::{Deserialize, Serialize};
+
 /// Contents of a jump table.
 ///
 /// All jump tables use 0-based indexing and are densely populated.
 #[derive(Clone)]
+#[cfg_attr(feature = "enable-serde", derive(Serialize, Deserialize))]
 pub struct JumpTableData {
     // Table entries.
     table: Vec<Block>,