Merge pull request #977 from IntelPython/dpctl-api-use-const-ref

Author: oleksandr-pavlyk

dpctl/tensor/libtensor/include/utils/type_dispatch.hpp

@@ -165,7 +165,7 @@ struct usm_ndarray_types
     int typenum_to_lookup_id(int typenum)
     {
         using typenum_t = dpctl::tensor::detail::typenum_t;
-        auto &api = ::dpctl::detail::dpctl_capi::get();
+        auto const &api = ::dpctl::detail::dpctl_capi::get();
 
         if (typenum == api.UAR_DOUBLE_) {
             return static_cast<int>(typenum_t::DOUBLE);

dpctl/tensor/libtensor/source/device_support_queries.cpp

@@ -71,7 +71,7 @@ std::string _default_device_bool_type(sycl::device)
 
 sycl::device _extract_device(py::object arg)
 {
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     PyObject *source = arg.ptr();
     if (api.PySyclQueue_Check_(source)) {

examples/pybind11/onemkl_gemv/sycl_gemm/_onemkl.cpp

@@ -69,7 +69,7 @@ py_gemv(sycl::queue q,
             "USM allocations are not compatible with the execution queue.");
     }
 
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     if (!((matrix.is_c_contiguous()) &&
           (vector.is_c_contiguous() || vector.is_f_contiguous()) &&
@@ -188,7 +188,7 @@ py_sub(sycl::queue q,
             "USM allocation is not bound to the context in execution queue");
     }
 
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     if (!((in_v1.is_c_contiguous() || in_v1.is_f_contiguous()) &&
           (in_v2.is_c_contiguous() || in_v2.is_f_contiguous()) &&
@@ -294,7 +294,7 @@ py_axpby_inplace(sycl::queue q,
         throw std::runtime_error(
             "USM allocation is not bound to the context in execution queue");
     }
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     if (!((x.is_c_contiguous() || x.is_f_contiguous()) &&
           (y.is_c_contiguous() || y.is_f_contiguous())))
@@ -394,7 +394,7 @@ py::object py_norm_squared_blocking(sycl::queue q,
             "USM allocation is not bound to the context in execution queue");
     }
 
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     int r_typenum = r.get_typenum();
     if ((r_typenum != api.UAR_DOUBLE_) && (r_typenum != api.UAR_FLOAT_) &&
@@ -464,7 +464,7 @@ py::object py_dot_blocking(sycl::queue q,
             "USM allocation is not bound to the context in execution queue");
     }
 
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     int v1_typenum = v1.get_typenum();
     int v2_typenum = v2.get_typenum();
@@ -581,7 +581,7 @@ int py_cg_solve(sycl::queue exec_q,
     const char *b_ch = bvec.get_data();
     char *x_ch = xvec.get_data();
 
-    auto &api = dpctl::detail::dpctl_capi::get();
+    auto const &api = dpctl::detail::dpctl_capi::get();
 
     if (A_typenum == api.UAR_DOUBLE_) {
         using T = double;