feat: JIT (WIP)

src/vm/mod.rs

@@ -1,5 +1,6 @@
 use std::cell::RefCell;
 use std::collections::HashMap;
+use std::pin::Pin;
 use std::rc::Rc;
 
 use crate::builtins::env;
@@ -21,9 +22,9 @@ mod jit;
 #[cfg(test)]
 mod test;
 
-const STACK_SIZE: usize = 8 * 1024 / size_of::<Value>();
+pub const STACK_SIZE: usize = 8 * 1024 / size_of::<Value>();
 
-pub fn run(prog: Program, jit: JITContext<'_>) -> Result<p::Value> {
+pub fn run(prog: Program, jit: Pin<Box<JITContext<'_>>>) -> Result<p::Value> {
     let vm = VM::new(
         prog.thunks,
         prog.funcs,
@@ -45,7 +46,7 @@ pub struct VM<'jit> {
     symbols: RefCell<Vec<EcoString>>,
     symmap: RefCell<HashMap<EcoString, usize>>,
     consts: Box<[Const]>,
-    jit: JITContext<'jit>,
+    jit: Pin<Box<JITContext<'jit>>>
 }
 
 impl<'vm, 'jit: 'vm> VM<'jit> {