kc3-lang/angle/include/angle_cl.h

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• Hash : 48b835cf
  Author :
  Date : 2021-05-09T22:47:00
  

  CL: Implement context for front end and passthrough
  
  Bug: angleproject:5904
  Change-Id: I23b764bba87be3a51a1b5b44b13968fc572efde9
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2883773
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  Commit-Queue: John Plate <jplate@google.com>
  

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• include/angle_cl.h

• //
  // Copyright 2021 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // angle_cl.h: Includes all necessary CL headers and definitions for ANGLE.
  
  #ifndef ANGLECL_H_
  #define ANGLECL_H_
  
  #define CL_TARGET_OPENCL_VERSION 300
  #define CL_USE_DEPRECATED_OPENCL_1_0_APIS
  #define CL_USE_DEPRECATED_OPENCL_1_1_APIS
  #define CL_USE_DEPRECATED_OPENCL_1_2_APIS
  #define CL_USE_DEPRECATED_OPENCL_2_0_APIS
  #define CL_USE_DEPRECATED_OPENCL_2_1_APIS
  #define CL_USE_DEPRECATED_OPENCL_2_2_APIS
  
  #include "CL/cl_icd.h"
  
  #include <cstddef>
  #include <type_traits>
  
  namespace cl
  {
  
  using ContextErrorCB = void(CL_CALLBACK *)(const char *errinfo,
                                             const void *private_info,
                                             size_t cb,
                                             void *user_data);
  
  template <typename CLObjectType>
  struct Dispatch
  {
      constexpr Dispatch(const cl_icd_dispatch &dispatch) : mDispatch(&dispatch)
      {
          static_assert(
              std::is_standard_layout<CLObjectType>::value && offsetof(CLObjectType, mDispatch) == 0u,
              "Not ICD compatible");
      }
      ~Dispatch() = default;
  
      constexpr const cl_icd_dispatch &getDispatch() { return *mDispatch; }
  
    protected:
      bool isCompatible(void *ptr) const { return ptr == &mDispatch; }
  
    private:
      // This has to be the first member to be OpenCL ICD compatible
      const cl_icd_dispatch *const mDispatch;
  };
  
  }  // namespace cl
  
  struct _cl_platform_id : public cl::Dispatch<_cl_platform_id>
  {
      constexpr _cl_platform_id(const cl_icd_dispatch &dispatch)
          : cl::Dispatch<_cl_platform_id>(dispatch)
      {}
      ~_cl_platform_id() = default;
  };
  
  struct _cl_device_id : public cl::Dispatch<_cl_device_id>
  {
      constexpr _cl_device_id(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_device_id>(dispatch)
      {}
      ~_cl_device_id() = default;
  };
  
  struct _cl_context : public cl::Dispatch<_cl_context>
  {
      constexpr _cl_context(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_context>(dispatch) {}
      ~_cl_context() = default;
  };
  
  struct _cl_command_queue : public cl::Dispatch<_cl_command_queue>
  {
      constexpr _cl_command_queue(const cl_icd_dispatch &dispatch)
          : cl::Dispatch<_cl_command_queue>(dispatch)
      {}
      ~_cl_command_queue() = default;
  };
  
  struct _cl_mem : public cl::Dispatch<_cl_mem>
  {
      constexpr _cl_mem(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_mem>(dispatch) {}
      ~_cl_mem() = default;
  };
  
  struct _cl_program : public cl::Dispatch<_cl_program>
  {
      constexpr _cl_program(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_program>(dispatch) {}
      ~_cl_program() = default;
  };
  
  struct _cl_kernel : public cl::Dispatch<_cl_kernel>
  {
      constexpr _cl_kernel(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_kernel>(dispatch) {}
      ~_cl_kernel() = default;
  };
  
  struct _cl_event : public cl::Dispatch<_cl_event>
  {
      constexpr _cl_event(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_event>(dispatch) {}
      ~_cl_event() = default;
  };
  
  struct _cl_sampler : public cl::Dispatch<_cl_sampler>
  {
      constexpr _cl_sampler(const cl_icd_dispatch &dispatch) : cl::Dispatch<_cl_sampler>(dispatch) {}
      ~_cl_sampler() = default;
  };
  
  #endif  // ANGLECL_H_
  

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