src/gallium/drivers/llvmpipe/lp_screen.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 VMware, Inc.
   4  * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29 /**
  30  * @author Jose Fonseca <jfonseca@vmware.com>
  31  * @author Keith Whitwell <keith@tungstengraphics.com>
  32  */
  33
  34 #ifndef LP_SCREEN_H
  35 #define LP_SCREEN_H
  36
  37 #include "gallivm/lp_bld.h"
  38 #include <llvm-c/ExecutionEngine.h>
  39
  40 #include "os/os_thread.h"
  41 #include "pipe/p_screen.h"
  42 #include "pipe/p_defines.h"
  43
  44
  45 struct sw_winsys;
  46
  47
  48 struct llvmpipe_screen
  49 {
  50    struct pipe_screen base;
  51
  52    struct sw_winsys *winsys;
  53
  54    LLVMModuleRef module;
  55    LLVMExecutionEngineRef engine;
  56    LLVMModuleProviderRef provider;
  57    LLVMTargetDataRef target;
  58    LLVMPassManagerRef pass;
  59
  60    LLVMTypeRef context_ptr_type;
  61
  62    unsigned num_threads;
  63
  64    /* Increments whenever textures are modified.  Contexts can track this.
  65     */
  66    unsigned timestamp;
  67
  68    struct lp_rasterizer *rast;
  69    pipe_mutex rast_mutex;
  70 };
  71
  72
  73
  74
  75 static INLINE struct llvmpipe_screen *
  76 llvmpipe_screen( struct pipe_screen *pipe )
  77 {
  78    return (struct llvmpipe_screen *)pipe;
  79 }
  80
  81
  82
  83 #endif /* LP_SCREEN_H */