1 files changed, 21 insertions, 0 deletions
diff --git a/src/glsl/builtins/ir/dFdy b/src/glsl/builtins/ir/dFdy
new file mode 100644
index 0000000000..fb5798d3cb
--- /dev/null
+++ b/src/glsl/builtins/ir/dFdy
@@ -0,0 +1,21 @@
+((function dFdy
+   (signature float
+     (parameters
+       (declare (in) float p))
+     ((return (expression float dFdy (var_ref p)))))
+
+   (signature vec2
+     (parameters
+       (declare (in) vec2 p))
+     ((return (expression vec2 dFdy (var_ref p)))))
+
+   (signature vec3
+     (parameters
+       (declare (in) vec3 p))
+     ((return (expression vec3 dFdy (var_ref p)))))
+
+   (signature vec4
+     (parameters
+       (declare (in) vec4 p))
+     ((return (expression vec4 dFdy (var_ref p)))))
+))