diff --git a/glsl_types.h b/glsl_types.h
index 68a32efde66..bb2d6f697b6 100644
--- a/glsl_types.h
+++ b/glsl_types.h
@@ -223,6 +223,14 @@ struct glsl_type {
       return (base_type == GLSL_TYPE_UINT) || (base_type == GLSL_TYPE_INT);
    }
 
+   /**
+    * Query whether or not a type is a float type
+    */
+   bool is_float() const
+   {
+      return base_type == GLSL_TYPE_FLOAT;
+   }
+
    /**
     * Query whether or not a type is a non-array boolean type
     */
@@ -239,6 +247,14 @@ struct glsl_type {
       return base_type == GLSL_TYPE_SAMPLER;
    }
 
+   /**
+    * Query whether or not a type is an array
+    */
+   bool is_array() const
+   {
+      return base_type == GLSL_TYPE_ARRAY;
+   }
+
    /**
     * Query whether or not a type is the void type singleton.
     */