From ad87f2ddc7e6b95e3dd5bbe4d2b19703d305c74e Mon Sep 17 00:00:00 2001
From: Ian Romanick <ian.d.romanick@intel.com>
Date: Thu, 18 Nov 2010 17:11:17 -0800
Subject: glsl: Make is_zero and is_one virtual methods of ir_rvalue

This eliminates the need in some cames to validate that an rvalue is
an ir_constant before checking to see if it's 0 or 1.
---
 src/glsl/ir.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/glsl/ir.cpp')

diff --git a/src/glsl/ir.cpp b/src/glsl/ir.cpp
index 8c5441d332..574ef3e183 100644
--- a/src/glsl/ir.cpp
+++ b/src/glsl/ir.cpp
@@ -31,6 +31,16 @@ ir_rvalue::ir_rvalue()
    this->type = glsl_type::error_type;
 }
 
+bool ir_rvalue::is_zero() const
+{
+   return false;
+}
+
+bool ir_rvalue::is_one() const
+{
+   return false;
+}
+
 /**
  * Modify the swizzle make to move one component to another
  *
-- 
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