[ABI-Break][SYCL] Remove collectives in the sub-group class (#13665)

Re-lands #13199 and reverts
#13464.

Author: aelovikov-intel

sycl/include/sycl/sub_group.hpp

@@ -643,125 +643,6 @@ struct sub_group {
 #endif
   }
 
-#ifndef __INTEL_PREVIEW_BREAKING_CHANGES__
-  /* --- deprecated collective functions --- */
-  template <typename T>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::broadcast instead.")
-  EnableIfIsScalarArithmetic<T> broadcast(T x, id<1> local_id) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    return sycl::detail::spirv::GroupBroadcast<sub_group>(x, local_id);
-#else
-    (void)x;
-    (void)local_id;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-
-  template <typename T, class BinaryOperation>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::reduce instead.")
-  EnableIfIsScalarArithmetic<T> reduce(T x, BinaryOperation op) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    return sycl::detail::calc<__spv::GroupOperation::Reduce>(
-        typename sycl::detail::GroupOpTag<T>::type(), *this, x, op);
-#else
-    (void)x;
-    (void)op;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-
-  template <typename T, class BinaryOperation>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::reduce instead.")
-  EnableIfIsScalarArithmetic<T> reduce(T x, T init, BinaryOperation op) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    return op(init, reduce(x, op));
-#else
-    (void)x;
-    (void)init;
-    (void)op;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-
-  template <typename T, class BinaryOperation>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::exclusive_scan instead.")
-  EnableIfIsScalarArithmetic<T> exclusive_scan(T x, BinaryOperation op) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    return sycl::detail::calc<__spv::GroupOperation::ExclusiveScan>(
-        typename sycl::detail::GroupOpTag<T>::type(), *this, x, op);
-#else
-    (void)x;
-    (void)op;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-
-  template <typename T, class BinaryOperation>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::exclusive_scan instead.")
-  EnableIfIsScalarArithmetic<T> exclusive_scan(T x, T init,
-                                               BinaryOperation op) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    if (get_local_id().get(0) == 0) {
-      x = op(init, x);
-    }
-    T scan = exclusive_scan(x, op);
-    if (get_local_id().get(0) == 0) {
-      scan = init;
-    }
-    return scan;
-#else
-    (void)x;
-    (void)init;
-    (void)op;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-
-  template <typename T, class BinaryOperation>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::inclusive_scan instead.")
-  EnableIfIsScalarArithmetic<T> inclusive_scan(T x, BinaryOperation op) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    return sycl::detail::calc<__spv::GroupOperation::InclusiveScan>(
-        typename sycl::detail::GroupOpTag<T>::type(), *this, x, op);
-#else
-    (void)x;
-    (void)op;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-
-  template <typename T, class BinaryOperation>
-  __SYCL_DEPRECATED("Collectives in the sub-group class are deprecated. Use "
-                    "sycl::ext::oneapi::inclusive_scan instead.")
-  EnableIfIsScalarArithmetic<T> inclusive_scan(T x, BinaryOperation op,
-                                               T init) const {
-#ifdef __SYCL_DEVICE_ONLY__
-    if (get_local_id().get(0) == 0) {
-      x = op(init, x);
-    }
-    return inclusive_scan(x, op);
-#else
-    (void)x;
-    (void)op;
-    (void)init;
-    throw sycl::exception(make_error_code(errc::feature_not_supported),
-                          "Sub-groups are not supported on host.");
-#endif
-  }
-#endif // __INTEL_PREVIEW_BREAKING_CHANGES__
-
   linear_id_type get_group_linear_range() const {
 #ifdef __SYCL_DEVICE_ONLY__
     return static_cast<linear_id_type>(get_group_range()[0]);