feat: ir env (WIP)

src/jit/helpers.rs

@@ -350,7 +350,7 @@ extern "C" fn helper_call<'gc>(
 
 extern "C" fn helper_lookup(sym: usize, env: *const VmEnv) -> JITValue {
     let env = unsafe { env.as_ref() }.unwrap();
-    let val: JITValue = env.lookup(&sym).unwrap().into();
+    let val: JITValue = env.lookup_slow(&sym).unwrap().into();
     val
 }
 

src/jit/test.rs

@@ -10,7 +10,7 @@ use inkwell::context::Context;
 use ecow::EcoString;
 use rpds::vector_sync;
 
-use crate::builtins::env;
+use crate::builtins::vm_env;
 use crate::compile::compile;
 use crate::ir::downgrade;
 use crate::jit::JITContext;