diff --git a/src/compiler/nir_types.cpp b/src/compiler/nir_types.cpp
index 3898a9dc5ca..65cd250e5a1 100644
--- a/src/compiler/nir_types.cpp
+++ b/src/compiler/nir_types.cpp
@@ -797,6 +797,12 @@ glsl_get_std430_base_alignment(const struct glsl_type *type, bool row_major)
    return type->std430_base_alignment(row_major);
 }
 
+unsigned
+glsl_get_std430_size(const struct glsl_type *type, bool row_major)
+{
+   return type->std430_size(row_major);
+}
+
 unsigned
 glsl_get_explicit_size(const struct glsl_type *type, bool align_to_stride)
 {
diff --git a/src/compiler/nir_types.h b/src/compiler/nir_types.h
index 0ceb1125cb4..e501cc70418 100644
--- a/src/compiler/nir_types.h
+++ b/src/compiler/nir_types.h
@@ -61,6 +61,7 @@ unsigned glsl_get_std140_base_alignment(const struct glsl_type *type,
 unsigned glsl_get_std140_size(const struct glsl_type *type, bool row_major);
 unsigned glsl_get_std430_base_alignment(const struct glsl_type *type,
                                         bool row_major);
+unsigned glsl_get_std430_size(const struct glsl_type *type, bool row_major);
 unsigned glsl_get_explicit_stride(const struct glsl_type *type);
 const struct glsl_type *glsl_get_array_element(const struct glsl_type *type);
 const struct glsl_type *glsl_without_array(const struct glsl_type *type);