nir_types: add glsl_type_is_leaf helper

[mesa.git] / src / compiler / nir_types.cpp

diff --git a/src/compiler/nir_types.cpp b/src/compiler/nir_types.cpp
index 69f89a7fd74ffa28afc714ef3dce7c626d13146e..3b6362e66fa50e999b9c6f5d202c63d7cecc8178 100644 (file)
--- a/src/compiler/nir_types.cpp
+++ b/src/compiler/nir_types.cpp
@@ -727,3 +727,16 @@ glsl_get_explicit_size(const struct glsl_type *type, bool align_to_stride)
 {
    return type->explicit_size(align_to_stride);
 }
+
+bool
+glsl_type_is_leaf(const struct glsl_type *type)
+{
+   if (glsl_type_is_struct_or_ifc(type) ||
+       (glsl_type_is_array(type) &&
+        (glsl_type_is_array(glsl_get_array_element(type)) ||
+         glsl_type_is_struct_or_ifc(glsl_get_array_element(type))))) {
+      return false;
+   } else {
+      return true;
+   }
+}