SWDEV-351969 - TLS Optimization

- Aggregate all TLS(Thread Local Storage) variables into a single class
- This is to improve cache accesses per thread

Change-Id: Ic8361eaeae290fff00254684e309471958365eb9


[ROCm/clr commit: 8b391ef18c]

projects/clr/hipamd/src/hiprtc/hiprtc.cpp

@@ -24,7 +24,7 @@ THE SOFTWARE.
 #include "hiprtcInternal.hpp"
 
 namespace hiprtc {
-thread_local hiprtcResult g_lastRtcError = HIPRTC_SUCCESS;
+thread_local TlsAggregator tls;
 }
 
 const char* hiprtcGetErrorString(hiprtcResult x) {