Decouple castKernel

Resolves: COMPMID-4625
Signed-off-by: Yair Schwarzbaum <yair.schwarzbaum@arm.com>
Change-Id: I3c30f007804b179e5e2b439f421fbd4e57fb02e1
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/7149
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
diff --git a/src/core/common/Registrars.h b/src/core/common/Registrars.h
index c7fbf7f..cc76de2 100644
--- a/src/core/common/Registrars.h
+++ b/src/core/common/Registrars.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020-2021 Arm Limited.
+ * Copyright (c) 2020-2022 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -167,4 +167,10 @@
 #define REGISTER_INTEGER_SVE2(func_name) nullptr
 #endif /* defined(ENABLE_INTEGER_KERNELS) */
 
+#if defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16)
+#define REGISTER_BF16_NEON(func_name) &(func_name)
+#else /* !(defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16))*/
+#define REGISTER_BF16_NEON(func_name) nullptr
+#endif /* defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16)*/
+
 #endif /* SRC_CORE_COMMON_REGISTRARS_H */