rename phisol to soml

lib/soml/compiler/assignment.rb

@@ -0,0 +1,33 @@
+module Soml
+  Compiler.class_eval do
+
+    def on_assignment statement
+      reset_regs # statements reset registers, ie have all at their disposal
+      #puts statement.inspect
+      name , value = *statement
+      name = name.to_a.first
+      v = process(value)
+      raise "Not register #{v}" unless v.is_a?(Register::RegisterValue)
+      code = nil
+      if( index = @method.has_arg(name))
+         # TODO, check type @method.arguments[index].type
+        code = Register.set_slot(statement , v , :message , index + Parfait::Message.offset )
+      else # or a local so it is in the frame
+        index = @method.has_local( name )
+        if(index)
+          # TODO, check type  @method.locals[index].type
+          frame = use_reg(:Frame)
+          add_code Register.get_slot(statement , :message , :frame , frame )
+          code = Register.set_slot(statement , v , frame , index + Parfait::Frame.offset )
+        end
+      end
+      if( code )
+        #puts "addin code #{code}"
+        add_code code
+      else
+        raise "must define variable #{name} before using it in #{@method.inspect}"
+      end
+    end
+
+  end
+end