IVGCVSW-6494 Add CpuAcc Batch MatMul Workload Fp32


Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: I2def6995f81d33e68f1ea45d8d19a1e6294049b1
diff --git a/src/backends/backendsCommon/WorkloadUtils.cpp b/src/backends/backendsCommon/WorkloadUtils.cpp
index b045530..3aea667 100644
--- a/src/backends/backendsCommon/WorkloadUtils.cpp
+++ b/src/backends/backendsCommon/WorkloadUtils.cpp
@@ -341,4 +341,24 @@
     return keyIndices;
 }
 
+armnn::PermutationVector GeneratePermutationVectorOnLastTwoDimensions(unsigned int rank)
+{
+    armnn::PermutationVector permutationVector{};
+    switch (rank)
+    {
+        case 2:
+            permutationVector = {1U, 0U};
+            break;
+        case 3:
+            permutationVector = {0U, 2U, 1U};
+            break;
+        case 4:
+            permutationVector = {0U, 1U, 3U, 2U};
+            break;
+        default:
+            throw Exception("Invalid number of dimensions.");
+    }
+    return permutationVector;
+}
+
 } // namespace armnn