diff --git a/src/cpu/checker/cpu.hh b/src/cpu/checker/cpu.hh
index 6d191741d6..b6c3747fa1 100644
--- a/src/cpu/checker/cpu.hh
+++ b/src/cpu/checker/cpu.hh
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2016-2018, 2020 ARM Limited
+ * Copyright (c) 2011, 2016-2018, 2020-2021 Arm Limited
  * Copyright (c) 2013 Advanced Micro Devices, Inc.
  * All rights reserved
  *
@@ -380,15 +380,14 @@ class CheckerCPU : public BaseCPU, public ExecContext
     bool
     inHtmTransactionalState() const override
     {
-        panic("not yet supported!");
-        return false;
+        return (getHtmTransactionalDepth() > 0);
     }
 
     uint64_t
     getHtmTransactionalDepth() const override
     {
-        panic("not yet supported!");
-        return 0;
+        assert(thread->htmTransactionStarts >= thread->htmTransactionStops);
+        return (thread->htmTransactionStarts - thread->htmTransactionStops);
     }
 
     TheISA::PCState pcState() const override { return thread->pcState(); }
diff --git a/src/cpu/checker/thread_context.hh b/src/cpu/checker/thread_context.hh
index 1e961c5aec..9a004889d7 100644
--- a/src/cpu/checker/thread_context.hh
+++ b/src/cpu/checker/thread_context.hh
@@ -497,7 +497,7 @@ class CheckerThreadContext : public ThreadContext
     BaseHTMCheckpointPtr&
     getHtmCheckpointPtr() override
     {
-        panic("function not implemented");
+        return actualTC->getHtmCheckpointPtr();
     }
 
     void