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-rw-r--r--src/sim/pseudo_inst.cc9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/sim/pseudo_inst.cc b/src/sim/pseudo_inst.cc
index 8c2d26b00..778675fd3 100644
--- a/src/sim/pseudo_inst.cc
+++ b/src/sim/pseudo_inst.cc
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2010-2012, 2015 ARM Limited
+ * Copyright (c) 2010-2012, 2015, 2017 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
@@ -285,6 +285,13 @@ wakeCPU(ThreadContext *tc, uint64_t cpuid)
{
DPRINTF(PseudoInst, "PseudoInst::wakeCPU(%i)\n", cpuid);
System *sys = tc->getSystemPtr();
+
+ if (sys->numContexts() <= cpuid) {
+ warn("PseudoInst::wakeCPU(%i), cpuid greater than number of contexts"
+ "(%i)\n",cpuid, sys->numContexts());
+ return;
+ }
+
ThreadContext *other_tc = sys->threadContexts[cpuid];
if (other_tc->status() == ThreadContext::Suspended)
other_tc->activate();