Add WallClockTimer support for bare metal.

Change-Id: I8f92a71fc6f5190ca3bb664208244f8bff1270af
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5066
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/tests/framework/instruments/WallClockTimer.h b/tests/framework/instruments/WallClockTimer.h
index 1ca4fe2c36..b1d7531f4e 100644
--- a/tests/framework/instruments/WallClockTimer.h
+++ b/tests/framework/instruments/WallClockTimer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2019 Arm Limited.
+ * Copyright (c) 2017-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -70,9 +70,14 @@ public:
     MeasurementsMap measurements() const override;
 
 private:
-    std::chrono::system_clock::time_point _start{};
+#if defined(BARE_METAL)
+    uint64_t _start {};
+    uint64_t _stop{};
+#else  // !defined(BARE_METAL)
+    std::chrono::system_clock::time_point _start {};
     std::chrono::system_clock::time_point _stop{};
-    float                                 _scale_factor{};
+#endif // defined(BARE_METAL)
+    float _scale_factor {};
 };
 
 using WallClockTimer      = WallClock<false>;