doc-src/Tutorial/CodeGen/exec

+consts exec :: ('a => 'v) => 'v list => (('a,'v) instr) list => 'v list
+primrec
+"exec s vs [] = vs"
+"exec s vs (i#is) = (case i of
+    Const v  => exec s (v#vs) is
+  | Load a   => exec s ((s a)#vs) is
+  | Apply f  => exec s ( (f (hd vs) (hd(tl vs)))#(tl(tl vs)) ) is)"