glsl: Optimize ir_triop_lrp(x, y, a) with a = 0.0f or 1.0f

[mesa.git] / src / glsl / ir.h

diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index d878bd8fd0335edf3b9b34fa0a5d17a898238045..d63dac100c711d48667f64cd9937fd6385cfcada 100644 (file)
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -1118,6 +1118,13 @@ enum ir_expression_operation {
     */
    ir_last_binop = ir_binop_ubo_load,
 
+   ir_triop_lrp,
+
+   /**
+    * A sentinel marking the last of the ternary operations.
+    */
+   ir_last_triop = ir_triop_lrp,
+
    ir_quadop_vector,
 
    /**