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      2 * Copyright (C) 2014-2015 Intel Corporation.   All Rights Reserved.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
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     22 *
     23 * @file jit_api.h
     24 *
     25 * @brief Platform independent JIT interface
     26 *
     27 * Notes:
     28 *
     29 ******************************************************************************/
     30 #pragma once
     31 #include "common/os.h"
     32 #include "core/utils.h"
     33 
     34 #include "fetch_jit.h"
     35 #include "streamout_jit.h"
     36 #include "blend_jit.h"
     37 
     38 #include <stdlib.h>
     39 
     40 #if defined(_WIN32)
     41 #define EXCEPTION_PRINT_STACK(ret) ret
     42 #endif // _WIN32
     43 
     44 #if defined(_WIN32)
     45 #define JITCALL __stdcall
     46 #else
     47 #define JITCALL
     48 #endif
     49 
     50 
     51 
     52 struct ShaderInfo;
     53 
     54 //////////////////////////////////////////////////////////////////////////
     55 /// Jit Compile Info Input
     56 //////////////////////////////////////////////////////////////////////////
     57 struct JIT_COMPILE_INPUT
     58 {
     59     SWR_SHADER_TYPE type;
     60     uint32_t        crc;
     61 
     62     const void* pIR;        ///< Pointer to LLVM IR text.
     63     size_t irLength;
     64 
     65     bool enableJitSampler;
     66 
     67 };
     68 
     69 extern "C"
     70 {
     71 
     72 //////////////////////////////////////////////////////////////////////////
     73 /// @brief Create JIT context.
     74 HANDLE JITCALL JitCreateContext(uint32_t targetSimdWidth, const char* arch, const char* core);
     75 
     76 //////////////////////////////////////////////////////////////////////////
     77 /// @brief Destroy JIT context.
     78 void JITCALL JitDestroyContext(HANDLE hJitContext);
     79 
     80 //////////////////////////////////////////////////////////////////////////
     81 /// @brief JIT compile shader.
     82 /// @param hJitContext - Jit Context
     83 /// @param input  - Input containing LLVM IR and other information
     84 /// @param output - Output containing information about JIT shader
     85 ShaderInfo* JITCALL JitCompileShader(
     86     HANDLE hJitContext,
     87     const JIT_COMPILE_INPUT& input);
     88 
     89 //////////////////////////////////////////////////////////////////////////
     90 /// @brief JIT destroy shader.
     91 /// @param hJitContext - Jit Context
     92 /// @param pShaderInfo  - pointer to shader object.
     93 void JITCALL JitDestroyShader(
     94     HANDLE hJitContext,
     95     ShaderInfo*& pShaderInfo);
     96 
     97 //////////////////////////////////////////////////////////////////////////
     98 /// @brief JIT compiles fetch shader
     99 /// @param hJitContext - Jit Context
    100 /// @param state   - Fetch state to build function from
    101 PFN_FETCH_FUNC JITCALL JitCompileFetch(HANDLE hJitContext, const FETCH_COMPILE_STATE& state);
    102 
    103 //////////////////////////////////////////////////////////////////////////
    104 /// @brief JIT compiles streamout shader
    105 /// @param hJitContext - Jit Context
    106 /// @param state   - SO state to build function from
    107 PFN_SO_FUNC JITCALL JitCompileStreamout(HANDLE hJitContext, const STREAMOUT_COMPILE_STATE& state);
    108 
    109 //////////////////////////////////////////////////////////////////////////
    110 /// @brief JIT compiles blend shader
    111 /// @param hJitContext - Jit Context
    112 /// @param state   - blend state to build function from
    113 PFN_BLEND_JIT_FUNC JITCALL JitCompileBlend(HANDLE hJitContext, const BLEND_COMPILE_STATE& state);
    114 
    115 }
    116 
    117