rename phisol to soml

lib/soml/compiler/basic_values.rb

@@ -0,0 +1,47 @@
+module Soml
+  # collection of the simple ones, int and strings and such
+
+  Compiler.class_eval do
+
+    # Constant statements can by definition be evaluated at compile time.
+    # But that does not solve their storage, ie they need to be accessible at runtime from _somewhere_
+    # So we view ConstantExpressions like functions that return the value of the constant.
+    # In other words, their storage is the return slot as it would be for a method
+
+    # The current approach moves the constant into a variable before using it
+    # But in the future (in the one that holds great things) we optimize those unneccesay moves away
+
+    def on_int statement
+      int = statement.first
+      reg = use_reg :Integer , int
+      add_code Register::LoadConstant.new( statement, int , reg )
+      return reg
+    end
+
+    def on_true statement
+      reg = use_reg :Boolean
+      add_code Register::LoadConstant.new( statement, true , reg )
+      return reg
+    end
+
+    def on_false statement
+      reg = use_reg :Boolean
+      add_code Register::LoadConstant.new( statement, false , reg )
+      return reg
+    end
+
+    def on_nil statement
+      reg = use_reg :NilClass
+      add_code Register::LoadConstant.new( statement, nil , reg )
+      return reg
+    end
+
+    def on_string statement
+      value = statement.first.to_sym
+      reg = use_reg :Word
+      @method.source.constants << value
+      add_code Register::LoadConstant.new( statement, value , reg )
+      return reg
+    end
+  end
+end