X-Git-Url: https://git.xandkar.net/?a=blobdiff_plain;f=compiler%2Fsrc%2Flib%2Ftiger%2Ftiger_env.ml;h=9f6417f2b5efe17ef389d0dce8986fceee3bc8b6;hb=refs%2Fheads%2Fir-translation-wip;hp=1e4cd1d03d9d401582d679453851e4744e77734a;hpb=35dccbd3999a8c3bb1dc9e96e21b69a39f44fc6f;p=tiger.ml.git

diff --git a/compiler/src/lib/tiger/tiger_env.ml b/compiler/src/lib/tiger/tiger_env.ml
index 1e4cd1d..9f6417f 100644
--- a/compiler/src/lib/tiger/tiger_env.ml
+++ b/compiler/src/lib/tiger/tiger_env.ml
@@ -1,5 +1,6 @@
 module Map   = Tiger_map
 module Sym   = Tiger_symbol
+module Translate = Tiger_translate
 module Type  = Tiger_env_type
 module Value = Tiger_env_value
 
@@ -7,12 +8,14 @@ type t =
   { typs : Type.env
   ; vals : Value.env
   ; loop : Sym.t option
+  ; level : Translate.Level.t
   }
 
 let base =
   { typs = Type.built_in
   ; vals = Value.built_in
   ; loop = None
+  ; level = Translate.Level.init
   }
 
 let get_typ {typs; _} k =
@@ -28,7 +31,7 @@ let set_val t k v =
   {t with vals = Map.set t.vals ~k ~v}
 
 let loop_begin t =
-  let loop = Sym.new_of_string "loop" in
+  let loop = Sym.unique_of_string "loop" in
   let t = {t with loop = Some loop} in
   (loop, t)
 
@@ -43,3 +46,9 @@ let loop_end t given =
 
 let loop_current {loop; _} =
   loop
+
+let level_set t level =
+  {t with level}
+
+let level_get {level; _} =
+  level