[SYCL][L0] Use compute engine for memory fill command

SYCL/Plugin/level_zero_memory_fill.cpp

@@ -0,0 +1,25 @@
+// REQUIRES: gpu, level_zero, level_zero_dev_kit
+// RUN: %clangxx -fsycl -fsycl-targets=%sycl_triple %level_zero_options %s -o %t.out
+// RUN: env ZE_DEBUG=1 %GPU_RUN_PLACEHOLDER %t.out 2>&1 %GPU_CHECK_PLACEHOLDER
+// RUN: env ZE_DEBUG=1 SYCL_PI_LEVEL_ZERO_USE_COPY_ENGINE_FOR_FILL=0 %GPU_RUN_PLACEHOLDER %t.out 2>&1 %GPU_CHECK_PLACEHOLDER
+
+// Check that the fill operation is using compute (0 ordinal) engine.
+//
+// CHECK: [getZeQueue]: create queue ordinal = 0
+// CHECKL ZE ---> zeCommandListAppendMemoryFill
+
+#include <iostream>
+#include <sycl/sycl.hpp>
+
+using namespace sycl;
+
+const int N = 1024;
+
+int main() {
+  auto Q = queue(gpu_selector_v);
+  auto p = malloc_device(N, Q);
+  Q.memset(p, 1, N).wait();
+  sycl::free(p, Q);
+
+  return 0;
+}