src/mesa/slang/slang_codegen.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.5.3
   4  *
   5  * Copyright (C) 2005-2007  Brian Paul   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 "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25
  26 #ifndef SLANG_CODEGEN_H
  27 #define SLANG_CODEGEN_H
  28
  29
  30 #include "main/imports.h"
  31 #include "slang_compile.h"
  32
  33
  34 #define MAX_LOOP_DEPTH 30
  35
  36
  37 typedef struct slang_assemble_ctx_
  38 {
  39    slang_atom_pool *atoms;
  40    slang_name_space space;
  41    struct gl_program *program;
  42    struct gl_sl_pragmas *pragmas;
  43    slang_var_table *vartable;
  44    slang_info_log *log;
  45    GLboolean allow_uniform_initializers;
  46
  47    /* current loop stack */
  48    const slang_operation *LoopOperStack[MAX_LOOP_DEPTH];
  49    struct slang_ir_node_ *LoopIRStack[MAX_LOOP_DEPTH];
  50    GLuint LoopDepth;
  51
  52    /* current function */
  53    struct slang_function_ *CurFunction;
  54    struct slang_label_ *curFuncEndLabel;
  55    GLboolean UseReturnFlag;
  56
  57    GLboolean UnresolvedRefs;
  58    GLboolean EmitContReturn;
  59 } slang_assemble_ctx;
  60
  61
  62 extern GLuint
  63 _slang_sizeof_type_specifier(const slang_type_specifier *spec);
  64
  65 extern GLboolean
  66 _slang_codegen_function(slang_assemble_ctx *A , struct slang_function_ *fun);
  67
  68 extern GLboolean
  69 _slang_codegen_global_variable(slang_assemble_ctx *A, slang_variable *var,
  70                                slang_unit_type type);
  71
  72
  73 #endif /* SLANG_CODEGEN_H */