From 24f4680b1b982b177a28f61a9d8f1a55962c4df8 Mon Sep 17 00:00:00 2001
From: "Michael D. Lowis" <mike@mdlowis.com>
Date: Mon, 21 Oct 2024 23:39:11 -0400
Subject: [PATCH] fixed code generation of module bound symbols. still need to
 emit prototypes for imported symbols

---
 lib/codegen.rb   | 11 +++++++++--
 lib/sym_table.rb |  6 +++---
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/lib/codegen.rb b/lib/codegen.rb
index 5c20513..5463556 100644
--- a/lib/codegen.rb
+++ b/lib/codegen.rb
@@ -239,7 +239,14 @@ class Codegen
 
   def lookup_func(func)
     if func.is_a? IR::Var then
-      value = @syms[func.name]
+      if func.module then
+        mod = @syms[func.module]
+        modsym = mod.type.exports[func.name]
+        value = SymTable::Symbol.new(func.module, func.name, nil, modsym[:kind], modsym[:type], nil)
+      else
+        value = @syms[func.name]
+      end
+
       error func, "no such function: #{func.name}" if value.nil?
     else
       value = func
@@ -276,7 +283,7 @@ class Codegen
     if @syms.builtin? sym.name
       "#{sym.name}"
     else
-      "#{@parser.module}_#{sym.name}"
+      "#{sym.module || @parser.module}_#{sym.name}"
     end
   end
 end
diff --git a/lib/sym_table.rb b/lib/sym_table.rb
index 7228edb..0ddcbe7 100644
--- a/lib/sym_table.rb
+++ b/lib/sym_table.rb
@@ -2,7 +2,7 @@
 # Symbol Table Definition
 ##
 class SymTable
-  Symbol = Struct.new(:name, :loc, :kind, :type, :value)
+  Symbol = Struct.new(:module, :name, :loc, :kind, :type, :value)
 
   def initialize()
     @scopes = [{}, {}]
@@ -49,12 +49,12 @@ class SymTable
 
   def add_builtin(name, kind, type, value)
     @scopes[0][name] =
-      Symbol.new(name, 0, kind, type, value)
+      Symbol.new(nil, name, 0, kind, type, value)
   end
 
   def add_sym(name, loc, kind, type, value)
     @scopes.last[name] =
-      Symbol.new(name, loc, kind, type, value)
+      Symbol.new(nil, name, loc, kind, type, value)
   end
 
   def each(&block)
-- 
2.54.0