address review comments 1

Author: umangyadav

mlir/lib/Dialect/Rock/IR/MfmaInsnGroup.cpp

@@ -582,8 +582,8 @@ FailureOr<MfmaInsnGroup> MfmaInsnGroup::select(Type elementTypeA,
     }
   };
   bool isGfx908 = arch.contains("gfx908");
-  bool isGfx90a = arch.contains("gfx908") || arch.contains("gfx90a");
-  bool isGfx94x = arch.contains("gfx942") || arch.contains("gfx940");
+  bool isGfx90a = arch.contains("gfx90a");
+  bool isGfx94x = arch.contains("gfx942");
   bool isGfx95x = arch.contains("gfx950");
   // TODO: refactor this later to not keep multiple maps for different arches
   if (elementTypeA.isBF16()) {

mlir/test/Dialect/Rock/lowering_xdlops_gemm.mlir

@@ -437,4 +437,4 @@ func.func @accel_gemm_gfx950_i8_16x16x64(%matrixA : memref<1x2xvector<16xi8>, 5>
       forceUnroll = true>
   } : memref<1x1xvector<4xi32>, 5> += memref<1x2xvector<16xi8>, 5> * memref<1x2xvector<16xi8>, 5>
   return
-}
+}