mem: Introduce Request::isMemMgmt to cover memory management cmds

It will check if the request is a TLB invalidation
or a transactional memory request

Change-Id: I84351a13a6806d8119e4efa8ef98ab150976c8ab
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/58509
Reviewed-by: Jason Lowe-Power <power.jg@gmail.com>
Maintainer: Jason Lowe-Power <power.jg@gmail.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>

src/mem/request.hh

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012-2013,2017-2021 Arm Limited
+ * Copyright (c) 2012-2013,2017-2022 Arm Limited
  * All rights reserved
  *
  * The license below extends only to copyright in the software and shall
@@ -1018,6 +1018,7 @@ class Request
         return (isTlbi() || isTlbiSync() ||
                 isTlbiExtSync() || isTlbiExtSyncComp());
     }
+    bool isMemMgmt() const { return isTlbiCmd() || isHTMCmd(); }
 
     bool
     isAtomic() const