Move array of operator strings out of ir_print_visitor.cpp.

Also implement a reverse-lookup function for use in the IR reader.

1 files changed, 12 insertions, 2 deletions

diff --git a/ir.h b/ir.h
index df64e48823..42e8264d41 100644
--- a/ir.h
+++ b/ir.h
@@ -415,9 +415,9 @@ public:
    ir_rvalue *condition;
 };
 
-/* Update ir_expression::num_operands() and ir_print_visitor.cpp when
+/* Update ir_expression::num_operands() and operator_strs when
  * updating this list.
-*/
+ */
 enum ir_expression_operation {
    ir_unop_bit_not,
    ir_unop_logic_not,
@@ -498,6 +498,16 @@ public:
       return get_num_operands(operation);
    }
 
+   /**
+    * Return a string representing this expression's operator.
+    */
+   const char *operator_string();
+
+   /**
+    * Do a reverse-lookup to translate the given string into an operator.
+    */
+   static ir_expression_operation get_operator(const char *);
+
    virtual void accept(ir_visitor *v)
    {
       v->visit(this);