sim: Add relative break scheduling

Add schedRelBreak() function, executable within a debugger, that sets a
breakpoint by relative rather than absolute tick.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/sim/debug.cc b/src/sim/debug.cc
index b3d73eff7..9fab75108 100644
--- a/src/sim/debug.cc
+++ b/src/sim/debug.cc
@@ -90,6 +90,12 @@ schedBreak(Tick when)
 }
 
 void
+schedRelBreak(Tick delta)
+{
+    schedBreak(curTick() + delta);
+}
+
+void
 breakAtKernelFunction(const char* funcName)
 {
     System* curSystem = System::systemList[0];