Static allocations

forge_core/src/compiler/state.rs

@@ -15,6 +15,8 @@ pub(crate) struct State {
     pub functions: BTreeMap<String, CompiledFn>,
     /// The string table
     pub strings: Vec<(Label, String)>,
+    /// The statically-allocated buffers (size in bytes)
+    pub buffers: Vec<(Label, usize)>,
     /// The functions that have been prototyped but not yet defined
     pub prototypes: Scope,
 }
@@ -52,6 +54,12 @@ impl State {
         sym
     }
 
+    pub(crate) fn add_buffer(&mut self, size: usize) -> Label {
+        let sym = self.gensym();
+        self.buffers.push((sym.clone(), size));
+        sym
+    }
+
     pub(crate) fn declare_function(&mut self, name: &str, _args: Vec<String>) -> Result<(), CompileError> {
         // If it's not already prototyped, gensym a label and put it in the list. If it is, just
         // ignore this (we don't check arity so it's not like the arglist being different matters)