cpu: Refactor some Event subclasses to lambdas

Change-Id: If765c6100d67556f157e4e61aa33c2b7eeb8d2f0
Signed-off-by: Sean Wilson <spwilson2@wisc.edu>
Reviewed-on: https://gem5-review.googlesource.com/3923
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Jason Lowe-Power <jason@lowepower.com>

1 files changed, 5 insertions, 17 deletions

diff --git a/src/cpu/o3/commit_impl.hh b/src/cpu/o3/commit_impl.hh
index aba2696c2..bf5ee8a38 100644
--- a/src/cpu/o3/commit_impl.hh
+++ b/src/cpu/o3/commit_impl.hh
@@ -71,26 +71,12 @@
 using namespace std;
 
 template <class Impl>
-DefaultCommit<Impl>::TrapEvent::TrapEvent(DefaultCommit<Impl> *_commit,
-                                          ThreadID _tid)
-    : Event(CPU_Tick_Pri, AutoDelete), commit(_commit), tid(_tid)
-{
-}
-
-template <class Impl>
 void
-DefaultCommit<Impl>::TrapEvent::process()
+DefaultCommit<Impl>::processTrapEvent(ThreadID tid)
 {
     // This will get reset by commit if it was switched out at the
     // time of this event processing.
-    commit->trapSquash[tid] = true;
-}
-
-template <class Impl>
-const char *
-DefaultCommit<Impl>::TrapEvent::description() const
-{
-    return "Trap";
+    trapSquash[tid] = true;
 }
 
 template <class Impl>
@@ -537,7 +523,9 @@ DefaultCommit<Impl>::generateTrapEvent(ThreadID tid, Fault inst_fault)
 {
     DPRINTF(Commit, "Generating trap event for [tid:%i]\n", tid);
 
-    TrapEvent *trap = new TrapEvent(this, tid);
+    EventFunctionWrapper *trap = new EventFunctionWrapper(
+        [this, tid]{ processTrapEvent(tid); },
+        "Trap", true, Event::CPU_Tick_Pri);
 
     Cycles latency = dynamic_pointer_cast<SyscallRetryFault>(inst_fault) ?
                      cpu->syscallRetryLatency : trapLatency;