misc: Using smart pointers for memory Requests

This patch is changing the underlying type for RequestPtr from Request*
to shared_ptr<Request>. Having memory requests being managed by smart
pointers will simplify the code; it will also prevent memory leakage and
dangling pointers.

Change-Id: I7749af38a11ac8eb4d53d8df1252951e0890fde3
Signed-off-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/10996
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/cpu/simple/base.hh b/src/cpu/simple/base.hh
index 64fa58d92..e62fcf4d1 100644
--- a/src/cpu/simple/base.hh
+++ b/src/cpu/simple/base.hh
@@ -129,7 +129,7 @@ class BaseSimpleCPU : public BaseCPU
 
 
     void checkForInterrupts();
-    void setupFetchRequest(RequestPtr req);
+    void setupFetchRequest(const RequestPtr &req);
     void preExecute();
     void postExecute();
     void advancePC(const Fault &fault);