[ABI-Break][SYCL] Enable "Neutral" ABI in regards to C++11 ABI by def…

…ault (#13183)

Co-authored-by: Alexey Bader <alexey.bader@intel.com>

sycl/include/sycl/detail/util.hpp

@@ -11,9 +11,8 @@
 #ifndef __SYCL_DEVICE_ONLY
 
 #include <sycl/detail/defines.hpp>
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 #include <sycl/detail/string.hpp>
-#endif
+
 #include <cstring>
 #include <mutex>
 #include <vector>
@@ -69,7 +68,6 @@ struct CmpCStr {
 
 using SerializedObj = std::vector<unsigned char>;
 
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 template <typename T> struct ABINeutralT { using type = T; };
 // We need special handling of std::string to handle ABI incompatibility
 // for get_info<>() when it returns std::string and vector<std::string>.
@@ -85,10 +83,6 @@ template <> struct ABINeutralT<std::vector<std::string>> {
 };
 
 template <typename T> using ABINeutralT_t = typename ABINeutralT<T>::type;
-#else
-template <typename T> using ABINeutralT_t = T;
-#endif
-
 } // namespace detail
 } // namespace _V1
 } // namespace sycl

sycl/include/sycl/device.hpp

@@ -15,10 +15,8 @@
 #include <sycl/detail/info_desc_helpers.hpp>
 #include <sycl/detail/owner_less_base.hpp>
 #include <sycl/detail/pi.h>
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 #include <sycl/detail/string.hpp>
 #include <sycl/detail/string_view.hpp>
-#endif
 #include <sycl/detail/util.hpp>
 #include <sycl/device_selector.hpp>
 #include <sycl/ext/oneapi/experimental/device_architecture.hpp>
@@ -221,17 +219,10 @@ class __SYCL_EXPORT device : public detail::OwnerLessBase<device> {
   /// type associated with the param parameter.
   ///
   /// \return device info of type described in Table 4.20.
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   template <typename Param>
   typename detail::is_device_info_desc<Param>::return_type get_info() const {
     return detail::convert_from_abi_neutral(get_info_impl<Param>());
   }
-#else
-  template <typename Param>
-  detail::ABINeutralT_t<
-      typename detail::is_device_info_desc<Param>::return_type>
-  get_info() const;
-#endif
 
   /// Queries this SYCL device for SYCL backend-specific information.
   ///
@@ -377,12 +368,10 @@ class __SYCL_EXPORT device : public detail::OwnerLessBase<device> {
   friend auto get_native(const SyclObjectT &Obj)
       -> backend_return_t<BackendName, SyclObjectT>;
 
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   template <typename Param>
   typename detail::ABINeutralT_t<
       typename detail::is_device_info_desc<Param>::return_type>
   get_info_impl() const;
-#endif
 };
 
 } // namespace _V1

sycl/include/sycl/exception.hpp

@@ -74,21 +74,13 @@ class __SYCL_EXPORT exception : public virtual std::exception {
 
   exception(std::error_code, const char *Msg);
 
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   exception(std::error_code Ec, const std::string &Msg)
       : exception(Ec, nullptr, Msg.c_str()) {}
-#else
-  exception(std::error_code, const std::string &Msg);
-#endif
 
   // new SYCL 2020 constructors
   exception(std::error_code);
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   exception(int EV, const std::error_category &ECat, const std::string &WhatArg)
       : exception(EV, ECat, WhatArg.c_str()) {}
-#else
-  exception(int, const std::error_category &, const std::string &);
-#endif
   exception(int, const std::error_category &, const char *);
   exception(int, const std::error_category &);
 
@@ -137,16 +129,11 @@ class __SYCL_EXPORT exception : public virtual std::exception {
   // base constructor for all SYCL 2020 constructors
   // exception(context *ctxPtr, std::error_code Ec, const std::string
   // &what_arg);
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   exception(std::error_code Ec, std::shared_ptr<context> SharedPtrCtx,
             const std::string &what_arg)
       : exception(Ec, SharedPtrCtx, what_arg.c_str()) {}
   exception(std::error_code Ec, std::shared_ptr<context> SharedPtrCtx,
             const char *WhatArg);
-#else
-  exception(std::error_code Ec, std::shared_ptr<context> SharedPtrCtx,
-            const std::string &what_arg);
-#endif
 };
 
 class __SYCL2020_DEPRECATED(

sycl/include/sycl/handler.hpp

@@ -21,10 +21,8 @@
 #include <sycl/detail/pi.h>
 #include <sycl/detail/pi.hpp>
 #include <sycl/detail/reduction_forward.hpp>
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 #include <sycl/detail/string.hpp>
 #include <sycl/detail/string_view.hpp>
-#endif
 #include <sycl/device.hpp>
 #include <sycl/event.hpp>
 #include <sycl/exception.hpp>
@@ -422,11 +420,6 @@ template <int Dims> bool range_size_fits_in_size_t(const range<Dims> &r) {
   }
   return true;
 }
-#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
-using string = std::string;
-using string_view = std::string;
-#endif
-
 } // namespace detail
 
 /// Command group handler class.
@@ -872,14 +865,10 @@ class __SYCL_EXPORT handler {
   ///
   /// \param KernelName is the name of the SYCL kernel to check that the used
   ///                   kernel bundle contains.
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   void verifyUsedKernelBundle(const std::string &KernelName) {
     verifyUsedKernelBundleInternal(detail::string_view{KernelName});
   }
   void verifyUsedKernelBundleInternal(detail::string_view KernelName);
-#else
-  void verifyUsedKernelBundle(const std::string &KernelName);
-#endif
 
   /// Stores lambda to the template-free object
   ///
@@ -3414,35 +3403,25 @@ class __SYCL_EXPORT handler {
   ///        expr m_Storage member
   /// \param Size the size of data getting read back / to.
   /// \param Block if read operation is blocking, default to false.
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   void ext_intel_read_host_pipe(const std::string &Name, void *Ptr, size_t Size,
                                 bool Block = false) {
     ext_intel_read_host_pipe(detail::string_view(Name), Ptr, Size, Block);
   }
   void ext_intel_read_host_pipe(detail::string_view Name, void *Ptr,
                                 size_t Size, bool Block = false);
-#else
-  void ext_intel_read_host_pipe(const std::string &Name, void *Ptr, size_t Size,
-                                bool Block = false);
-#endif
 
   /// Write to host pipes given a host address and
   /// \param Name name of the host pipe to be passed into lower level runtime
   /// \param Ptr host pointer of host pipe as identified by address of its const
   /// expr m_Storage member
   /// \param Size the size of data getting read back / to.
   /// \param Block if write opeartion is blocking, default to false.
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   void ext_intel_write_host_pipe(const std::string &Name, void *Ptr,
                                  size_t Size, bool Block = false) {
     ext_intel_write_host_pipe(detail::string_view(Name), Ptr, Size, Block);
   }
   void ext_intel_write_host_pipe(detail::string_view Name, void *Ptr,
                                  size_t Size, bool Block = false);
-#else
-  void ext_intel_write_host_pipe(const std::string &Name, void *Ptr,
-                                 size_t Size, bool Block = false);
-#endif
   friend class ext::oneapi::experimental::detail::graph_impl;
   friend class ext::oneapi::experimental::detail::dynamic_parameter_impl;
 

sycl/include/sycl/kernel.hpp

@@ -15,10 +15,8 @@
 #include <sycl/detail/info_desc_helpers.hpp>  // for is_kernel_device_specif...
 #include <sycl/detail/owner_less_base.hpp>    // for OwnerLessBase
 #include <sycl/detail/pi.h>                   // for pi_native_handle
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 #include <sycl/detail/string.hpp>
 #include <sycl/detail/string_view.hpp>
-#endif
 #include <sycl/detail/util.hpp>
 #include <sycl/device.hpp>              // for device
 #include <sycl/kernel_bundle_enums.hpp> // for bundle_state
@@ -142,13 +140,9 @@ class __SYCL_EXPORT kernel : public detail::OwnerLessBase<kernel> {
   ///
   /// \return depends on information being queried.
   template <typename Param>
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   typename detail::is_kernel_info_desc<Param>::return_type get_info() const {
     return detail::convert_from_abi_neutral(get_info_impl<Param>());
   }
-#else
-  typename detail::is_kernel_info_desc<Param>::return_type get_info() const;
-#endif
 
   /// Queries the kernel object for SYCL backend-specific information.
   ///
@@ -201,12 +195,10 @@ class __SYCL_EXPORT kernel : public detail::OwnerLessBase<kernel> {
   template <backend BackendName, class SyclObjectT>
   friend auto get_native(const SyclObjectT &Obj)
       -> backend_return_t<BackendName, SyclObjectT>;
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   template <typename Param>
   typename detail::ABINeutralT_t<
       typename detail::is_kernel_info_desc<Param>::return_type>
   get_info_impl() const;
-#endif
 };
 } // namespace _V1
 } // namespace sycl

sycl/include/sycl/kernel_bundle.hpp

@@ -15,9 +15,7 @@
 #include <sycl/detail/owner_less_base.hpp> // for OwnerLessBase
 #include <sycl/detail/pi.h>                // for pi_native_handle
 #include <sycl/detail/pi.hpp>              // for cast
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 #include <sycl/detail/string_view.hpp>
-#endif
 #include <sycl/device.hpp>              // for device
 #include <sycl/kernel.hpp>              // for kernel, kernel_bundle
 #include <sycl/kernel_bundle_enums.hpp> // for bundle_state
@@ -450,9 +448,6 @@ kernel_bundle(kernel_bundle<State> &&) -> kernel_bundle<State>;
 /////////////////////////
 
 namespace detail {
-#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
-using string_view = std::string;
-#endif
 // Internal non-template versions of get_kernel_id API which is used by public
 // onces
 __SYCL_EXPORT kernel_id get_kernel_id_impl(string_view KernelName);
@@ -463,11 +458,7 @@ template <typename KernelName> kernel_id get_kernel_id() {
   // FIXME: This must fail at link-time if KernelName not in any available
   // translation units.
   using KI = sycl::detail::KernelInfo<KernelName>;
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   return detail::get_kernel_id_impl(detail::string_view{KI::getName()});
-#else
-  return detail::get_kernel_id_impl(KI::getName());
-#endif
 }
 
 /// \returns a vector with all kernel_id's defined in the application

sycl/include/sycl/platform.hpp

@@ -16,10 +16,8 @@
 #include <sycl/detail/info_desc_helpers.hpp>
 #include <sycl/detail/owner_less_base.hpp>
 #include <sycl/detail/pi.h>
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
 #include <sycl/detail/string.hpp>
 #include <sycl/detail/string_view.hpp>
-#endif
 #include <sycl/detail/util.hpp>
 #include <sycl/device_selector.hpp>
 #include <sycl/info/info_desc.hpp>
@@ -58,7 +56,6 @@ class platform_impl;
 void __SYCL_EXPORT enable_ext_oneapi_default_context(bool Val);
 
 template <typename ParamT> auto convert_to_abi_neutral(ParamT &&Info) {
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   using ParamNoRef = std::remove_reference_t<ParamT>;
   if constexpr (std::is_same_v<ParamNoRef, std::string>) {
     return detail::string{Info};
@@ -72,13 +69,9 @@ template <typename ParamT> auto convert_to_abi_neutral(ParamT &&Info) {
   } else {
     return std::forward<ParamT>(Info);
   }
-#else
-  return std::forward<ParamT>(Info);
-#endif
 }
 
 template <typename ParamT> auto convert_from_abi_neutral(ParamT &&Info) {
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   using ParamNoRef = std::remove_reference_t<ParamT>;
   if constexpr (std::is_same_v<ParamNoRef, detail::string>) {
     return Info.c_str();
@@ -93,9 +86,6 @@ template <typename ParamT> auto convert_from_abi_neutral(ParamT &&Info) {
   } else {
     return std::forward<ParamT>(Info);
   }
-#else
-  return std::forward<ParamT>(Info);
-#endif
 }
 } // namespace detail
 namespace ext::oneapi {
@@ -190,17 +180,10 @@ class __SYCL_EXPORT platform : public detail::OwnerLessBase<platform> {
   /// Queries this SYCL platform for info.
   ///
   /// The return type depends on information being queried.
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   template <typename Param>
   typename detail::is_platform_info_desc<Param>::return_type get_info() const {
     return detail::convert_from_abi_neutral(get_info_impl<Param>());
   }
-#else
-  template <typename Param>
-  detail::ABINeutralT_t<
-      typename detail::is_platform_info_desc<Param>::return_type>
-  get_info() const;
-#endif
 
   /// Queries this SYCL platform for SYCL backend-specific info.
   ///
@@ -269,12 +252,10 @@ class __SYCL_EXPORT platform : public detail::OwnerLessBase<platform> {
   friend auto get_native(const SyclObjectT &Obj)
       -> backend_return_t<BackendName, SyclObjectT>;
 
-#ifdef __INTEL_PREVIEW_BREAKING_CHANGES
   template <typename Param>
   typename detail::ABINeutralT_t<
       typename detail::is_platform_info_desc<Param>::return_type>
   get_info_impl() const;
-#endif
 }; // class platform
 } // namespace _V1
 } // namespace sycl