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  1. //
  2. // Copyright 2012 Francisco Jerez
  3. //
  4. // Permission is hereby granted, free of charge, to any person obtaining a
  5. // copy of this software and associated documentation files (the "Software"),
  6. // to deal in the Software without restriction, including without limitation
  7. // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8. // and/or sell copies of the Software, and to permit persons to whom the
  9. // Software is furnished to do so, subject to the following conditions:
  10. //
  11. // The above copyright notice and this permission notice shall be included in
  12. // all copies or substantial portions of the Software.
  13. //
  14. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15. // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16. // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17. // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18. // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19. // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20. // OTHER DEALINGS IN THE SOFTWARE.
  21. //
  22.  
  23. #ifndef __CORE_QUEUE_HPP__
  24. #define __CORE_QUEUE_HPP__
  25.  
  26. #include "core/base.hpp"
  27. #include "core/context.hpp"
  28. #include "pipe/p_context.h"
  29.  
  30. namespace clover {
  31.    typedef struct _cl_command_queue command_queue;
  32.    class resource;
  33.    class mapping;
  34.    class hard_event;
  35. }
  36.  
  37. struct _cl_command_queue : public clover::ref_counter {
  38. public:
  39.    _cl_command_queue(clover::context &ctx, clover::device &dev,
  40.                      cl_command_queue_properties props);
  41.    _cl_command_queue(const _cl_command_queue &q) = delete;
  42.    ~_cl_command_queue();
  43.  
  44.    void flush();
  45.  
  46.    cl_command_queue_properties props() const {
  47.       return __props;
  48.    }
  49.  
  50.    clover::context &ctx;
  51.    clover::device &dev;
  52.  
  53.    friend class clover::resource;
  54.    friend class clover::root_resource;
  55.    friend class clover::mapping;
  56.    friend class clover::hard_event;
  57.    friend struct _cl_sampler;
  58.    friend struct _cl_kernel;
  59.  
  60. private:
  61.    /// Serialize a hardware event with respect to the previous ones,
  62.    /// and push it to the pending list.
  63.    void sequence(clover::hard_event *ev);
  64.  
  65.    cl_command_queue_properties __props;
  66.    pipe_context *pipe;
  67.  
  68.    typedef clover::ref_ptr<clover::hard_event> event_ptr;
  69.    std::vector<event_ptr> queued_events;
  70. };
  71.  
  72. #endif
  73.