glsl/ir_builder: Add rcp builder.

Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Juan A. Suarez Romero <[email protected]>

2 files changed, 7 insertions, 0 deletions

diff --git a/src/compiler/glsl/ir_builder.cpp b/src/compiler/glsl/ir_builder.cpp
index 0cee8565e4e..8d61533efcf 100644
--- a/src/compiler/glsl/ir_builder.cpp
+++ b/src/compiler/glsl/ir_builder.cpp
@@ -315,6 +315,12 @@ exp(operand a)
 }
 
 ir_expression *
+rcp(operand a)
+{
+   return expr(ir_unop_rcp, a);
+}
+
+ir_expression *
 rsq(operand a)
 {
    return expr(ir_unop_rsq, a);
diff --git a/src/compiler/glsl/ir_builder.h b/src/compiler/glsl/ir_builder.h
index 5ee9412f6ef..ff1ff709c9a 100644
--- a/src/compiler/glsl/ir_builder.h
+++ b/src/compiler/glsl/ir_builder.h
@@ -148,6 +148,7 @@ ir_expression *neg(operand a);
 ir_expression *sin(operand a);
 ir_expression *cos(operand a);
 ir_expression *exp(operand a);
+ir_expression *rcp(operand a);
 ir_expression *rsq(operand a);
 ir_expression *sqrt(operand a);
 ir_expression *log(operand a);