Squash merge of cfreehil/amd-temp-gfx90a onto amd-staging.

Includes some workarounds and HMM.
Conflicts:
	opensrc/hsa-runtime/core/runtime/amd_topology.cpp
	opensrc/hsa-runtime/core/util/flag.h

Change-Id: I22976f07964a43dbb228a6231777dbd599112b8d

runtime/hsa-runtime/core/common/hsa_table_interface.cpp

@@ -1151,6 +1151,27 @@ hsa_status_t HSA_API hsa_amd_signal_value_pointer(hsa_signal_t signal,
   return amdExtTable->hsa_amd_signal_value_pointer_fn(signal, value_ptr);
 }
 
+// Mirrors Amd Extension Apis
+hsa_status_t HSA_API hsa_amd_svm_attributes_set(void* ptr, size_t size,
+                                        hsa_amd_svm_attribute_pair_t* attribute_list,
+                                        size_t attribute_count) {
+  return amdExtTable->hsa_amd_svm_attributes_set_fn(ptr, size, attribute_list, attribute_count);
+}
+
+// Mirrors Amd Extension Apis
+hsa_status_t HSA_API hsa_amd_svm_attributes_get(void* ptr, size_t size,
+                                        hsa_amd_svm_attribute_pair_t* attribute_list,
+                                        size_t attribute_count) {
+  return amdExtTable->hsa_amd_svm_attributes_get_fn(ptr, size, attribute_list, attribute_count);
+}
+
+// Mirrors Amd Extension Apis
+hsa_status_t HSA_API hsa_amd_svm_prefetch_async(void* ptr, size_t size, hsa_agent_t agent,
+                                        uint32_t num_dep_signals, const hsa_signal_t* dep_signals,
+                                        hsa_signal_t completion_signal) {
+  return amdExtTable->hsa_amd_svm_prefetch_async_fn(ptr, size, agent, num_dep_signals, dep_signals, completion_signal);
+}
+
 // Tools only table interfaces.
 namespace rocr {