From f9f46b8fa91e1da166b1e346029f3072a40223c9 Mon Sep 17 00:00:00 2001
From: Gabe Black <gabeblack@google.com>
Date: Fri, 5 Dec 2014 01:51:49 -0800
Subject: sim: Ensure GDB interrupts the simulation at an instruction boundary.

Use the comInstEventQueue to ensure GDB interrupts the simulation at an
instruction boundary and not in the middle of a macroop, memory access, etc.
---
 src/base/remote_gdb.hh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/base/remote_gdb.hh')

diff --git a/src/base/remote_gdb.hh b/src/base/remote_gdb.hh
index ef414f09b..110059141 100644
--- a/src/base/remote_gdb.hh
+++ b/src/base/remote_gdb.hh
@@ -115,8 +115,23 @@ class BaseRemoteGDB
         void process(int revent);
     };
 
+    class TrapEvent : public ::Event
+    {
+      protected:
+        int _type;
+        BaseRemoteGDB *gdb;
+
+      public:
+        TrapEvent(BaseRemoteGDB *g) : gdb(g)
+        {}
+
+        void type(int t) { _type = t; }
+        void process();
+    };
+
     friend class Event;
     Event *event;
+    TrapEvent trapEvent;
     GDBListener *listener;
     int number;
 
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