Add broadcast batched matmul validation cases

Related to: COMPMID-5660

Signed-off-by: SiCong Li <sicong.li@arm.com>
Change-Id: I2314c8b21acc638402c77080d59db2f3fed58fe2
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/8911
Reviewed-by: Jakub Sujak <jakub.sujak@arm.com>
Reviewed-by: Mohmun02 <MohammedSuhail.Munshi@arm.com>
Benchmark: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/datasets/SmallGEMMDataset.h b/tests/datasets/SmallGEMMDataset.h
index fabddb2..c12f57b 100644
--- a/tests/datasets/SmallGEMMDataset.h
+++ b/tests/datasets/SmallGEMMDataset.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2022 Arm Limited.
+ * Copyright (c) 2017-2023 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -91,6 +91,9 @@
         add_config(TensorShape(15U, 7U, 36U), TensorShape(29U, 15U, 36U), TensorShape(29U), TensorShape(29U, 7U, 36U), 1.0f, 0.0f);
         add_config(TensorShape(56U, 17U, 32U), TensorShape(5U, 56U, 32U), TensorShape(5U), TensorShape(5U, 17U, 32U), 1.0f, 0.0f);
         add_config(TensorShape(13U, 256U, 32U), TensorShape(19U, 13U, 32U), TensorShape(19U), TensorShape(19U, 256U, 32U), 1.0f, 0.0f);
+        // Broadcast in RHS's batch dimension
+        add_config(TensorShape(15U, 7U, 36U), TensorShape(29U, 15U), TensorShape(29U), TensorShape(29U, 7U, 36U), 1.0f, 0.0f);
+        add_config(TensorShape(15U, 7U, 36U, 2U), TensorShape(29U, 15U), TensorShape(29U), TensorShape(29U, 7U, 36U, 2U), 1.0f, 0.0f);
     }
 };