added memref.prefetch MemWrite side effect

Signed-off-by: Alexandre Eichenberger <[email protected]>

Author: AlexandreEichenberger

mlir/include/mlir/Dialect/MemRef/IR/MemRefOps.td

@@ -1351,7 +1351,7 @@ def MemRef_PrefetchOp : MemRef_Op<"prefetch"> {
     instruction cache.
   }];
 
-  let arguments = (ins Arg<AnyMemRef, "prefetch address", [MemWrite]> :$memref, 
+  let arguments = (ins Arg<AnyMemRef, "prefetch address", [MemWrite]> :$memref,
                        Variadic<Index>:$indices,
                        BoolAttr:$isWrite,
                        ConfinedAttr<I32Attr, [IntMinValue<0>,

mlir/test/Dialect/Bufferization/Transforms/OwnershipBasedBufferDeallocation/misc-other.mlir

@@ -24,5 +24,5 @@ func.func @func_with_assume_alignment(%arg0: memref<128xi8>) {
 func.func @func_with_prefetch(%arg0: memref<4x8xf32>) {
   %c0 = arith.constant 0 : index
   memref.prefetch %arg0[%c0, %c0], read, locality<1>, data : memref<4x8xf32>
-  return 
+  return
 }