1 files changed, 214 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/clover/core/kernel.hpp b/src/gallium/state_trackers/clover/core/kernel.hpp
new file mode 100644
index 00000000000..bc21de8094f
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+++ b/src/gallium/state_trackers/clover/core/kernel.hpp
@@ -0,0 +1,214 @@
+//
+// Copyright 2012 Francisco Jerez
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+// THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+//
+
+#ifndef __CORE_KERNEL_HPP__
+#define __CORE_KERNEL_HPP__
+
+#include <memory>
+
+#include "core/base.hpp"
+#include "core/program.hpp"
+#include "core/memory.hpp"
+#include "core/sampler.hpp"
+#include "pipe/p_state.h"
+
+namespace clover {
+   typedef struct _cl_kernel kernel;
+   class argument;
+}
+
+struct _cl_kernel : public clover::ref_counter {
+private:
+   ///
+   /// Class containing all the state required to execute a compute
+   /// kernel.
+   ///
+   struct exec_context {
+      exec_context(clover::kernel &kern);
+      ~exec_context();
+
+      void *bind(clover::command_queue *q);
+      void unbind();
+
+      clover::kernel &kern;
+      clover::command_queue *q;
+
+      std::vector<uint8_t> input;
+      std::vector<void *> samplers;
+      std::vector<pipe_sampler_view *> sviews;
+      std::vector<pipe_surface *> resources;
+      std::vector<pipe_resource *> g_buffers;
+      std::vector<size_t> g_handles;
+      size_t mem_local;
+
+   private:
+      void *st;
+      pipe_compute_state cs;
+   };
+
+public:
+   class argument {
+   public:
+      argument(size_t size);
+
+      /// \a true if the argument has been set.
+      bool set() const;
+
+      /// Argument size in the input buffer.
+      size_t size() const;
+
+      /// Storage space required for the referenced object.
+      virtual size_t storage() const;
+
+      /// Set this argument to some object.
+      virtual void set(size_t size, const void *value) = 0;
+
+      /// Allocate the necessary resources to bind the specified
+      /// object to this argument, and update \a ctx accordingly.
+      virtual void bind(exec_context &ctx) = 0;
+
+      /// Free any resources that were allocated in bind().
+      virtual void unbind(exec_context &ctx) = 0;
+
+   protected:
+      size_t __size;
+      bool __set;
+   };
+
+   _cl_kernel(clover::program &prog,
+              const std::string &name,
+              const std::vector<clover::module::argument> &args);
+
+   void launch(clover::command_queue &q,
+               const std::vector<size_t> &grid_offset,
+               const std::vector<size_t> &grid_size,
+               const std::vector<size_t> &block_size);
+
+   size_t mem_local() const;
+   size_t mem_private() const;
+   size_t max_block_size() const;
+
+   const std::string &name() const;
+   std::vector<size_t> block_size() const;
+
+   clover::program &prog;
+   std::vector<std::unique_ptr<argument>> args;
+
+private:
+   const clover::module &
+   module(const clover::command_queue &q) const;
+
+   class scalar_argument : public argument {
+   public:
+      scalar_argument(size_t size);
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      std::vector<uint8_t> v;
+   };
+
+   class global_argument : public argument {
+   public:
+      global_argument(size_t size);
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      clover::buffer *obj;
+   };
+
+   class local_argument : public argument {
+   public:
+      local_argument();
+
+      virtual size_t storage() const;
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      size_t __storage;
+   };
+
+   class constant_argument : public argument {
+   public:
+      constant_argument();
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      clover::buffer *obj;
+      pipe_surface *st;
+   };
+
+   class image_rd_argument : public argument {
+   public:
+      image_rd_argument();
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      clover::image *obj;
+      pipe_sampler_view *st;
+   };
+
+   class image_wr_argument : public argument {
+   public:
+      image_wr_argument();
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      clover::image *obj;
+      pipe_surface *st;
+   };
+
+   class sampler_argument : public argument {
+   public:
+      sampler_argument();
+
+      virtual void set(size_t size, const void *value);
+      virtual void bind(exec_context &ctx);
+      virtual void unbind(exec_context &ctx);
+
+   private:
+      clover::sampler *obj;
+      void *st;
+   };
+
+   std::string __name;
+   exec_context exec;
+};
+
+#endif