Initial gfx908 updates

Change-Id: I3d6307d6613a38861a95561b9ac68abaa5964b48

runtime/hsa-runtime/core/runtime/isa.cpp

@@ -216,6 +216,7 @@ const IsaRegistry::IsaMap IsaRegistry::GetSupportedIsas() {
   ISAREG_ENTRY_GEN(9, 0, 4, false, false)
   ISAREG_ENTRY_GEN(9, 0, 6, false, false)
   ISAREG_ENTRY_GEN(9, 0, 6, false, true )
+  ISAREG_ENTRY_GEN(9, 0, 8, false, true )
 
   return supported_isas;
 }

runtime/hsa-runtime/loader/loaders.cpp

@@ -91,6 +91,7 @@ namespace loader {
     gfx901.handle = 901;
     gfx902.handle = 902;
     gfx903.handle = 903;
+    gfx908.handle = 908;
   }
 
   hsa_isa_t OfflineLoaderContext::IsaFromName(const char *name)
@@ -120,6 +121,8 @@ namespace loader {
       return gfx902;
     } else if (sname == "AMD:AMDGPU:9:0:3") {
       return gfx903;
+    } else if (sname == "AMD:AMDGPU:9:0:8") {
+      return gfx908;
     }
 
     assert(0);

runtime/hsa-runtime/loader/loaders.hpp

@@ -55,7 +55,7 @@ namespace loader {
   private:
     hsa_isa_t invalid;
     hsa_isa_t gfx700, gfx701, gfx800, gfx801, gfx802, gfx803, gfx804, gfx810;
-    hsa_isa_t gfx900, gfx901, gfx902, gfx903;
+    hsa_isa_t gfx900, gfx901, gfx902, gfx903, gfx908;
     std::ostream& out;
     typedef std::set<void*> PointerSet;
     PointerSet pointers;