[ASan][Compiler-rt] Support Gracefull hsa-runtime shutdown. (#559) #891
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Summary:
- Track runtime shutdown via AmdgpuMemFuncs::IsAmdgpuRuntimeShutdown()
and gate further hsa_amd_pointer_info calls.
- Add interception of 'hsa_init' api call.
- Add registration of hsa-runtime associated system events via
'hsa_amd_register_system_event_handler'.
- HSA event registered is 'HSA_AMD_SYSTEM_SHUTDOWN_EVENT'
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Summary: