src/gallium/auxiliary/tgsi/util/tgsi_parse.h

   1 #if !defined TGSI_PARSE_H
   2 #define TGSI_PARSE_H
   3
   4 #if defined __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 struct tgsi_full_version
   9 {
  10    struct tgsi_version  Version;
  11 };
  12
  13 struct tgsi_full_header
  14 {
  15    struct tgsi_header      Header;
  16    struct tgsi_processor   Processor;
  17 };
  18
  19 struct tgsi_full_dst_register
  20 {
  21    struct tgsi_dst_register               DstRegister;
  22    struct tgsi_dst_register_ext_concode   DstRegisterExtConcode;
  23    struct tgsi_dst_register_ext_modulate  DstRegisterExtModulate;
  24 };
  25
  26 struct tgsi_full_src_register
  27 {
  28    struct tgsi_src_register         SrcRegister;
  29    struct tgsi_src_register_ext_swz SrcRegisterExtSwz;
  30    struct tgsi_src_register_ext_mod SrcRegisterExtMod;
  31    struct tgsi_src_register         SrcRegisterInd;
  32    struct tgsi_dimension            SrcRegisterDim;
  33    struct tgsi_src_register         SrcRegisterDimInd;
  34 };
  35
  36 struct tgsi_full_declaration
  37 {
  38    struct tgsi_declaration Declaration;
  39    union
  40    {
  41       struct tgsi_declaration_range DeclarationRange;
  42       struct tgsi_declaration_mask  DeclarationMask;
  43    } u;
  44    struct tgsi_declaration_interpolation  Interpolation;
  45    struct tgsi_declaration_semantic       Semantic;
  46 };
  47
  48 struct tgsi_full_immediate
  49 {
  50    struct tgsi_immediate   Immediate;
  51    union
  52    {
  53       void                          *Pointer;
  54       struct tgsi_immediate_float32 *ImmediateFloat32;
  55    } u;
  56 };
  57
  58 #define TGSI_FULL_MAX_DST_REGISTERS 2
  59 #define TGSI_FULL_MAX_SRC_REGISTERS 3
  60
  61 struct tgsi_full_instruction
  62 {
  63    struct tgsi_instruction             Instruction;
  64    struct tgsi_instruction_ext_nv      InstructionExtNv;
  65    struct tgsi_instruction_ext_label   InstructionExtLabel;
  66    struct tgsi_instruction_ext_texture InstructionExtTexture;
  67    struct tgsi_full_dst_register       FullDstRegisters[TGSI_FULL_MAX_DST_REGISTERS];
  68    struct tgsi_full_src_register       FullSrcRegisters[TGSI_FULL_MAX_SRC_REGISTERS];
  69 };
  70
  71 union tgsi_full_token
  72 {
  73    struct tgsi_token             Token;
  74    struct tgsi_full_declaration  FullDeclaration;
  75    struct tgsi_full_immediate    FullImmediate;
  76    struct tgsi_full_instruction  FullInstruction;
  77 };
  78
  79 void
  80 tgsi_full_token_init(
  81    union tgsi_full_token *full_token );
  82
  83 void
  84 tgsi_full_token_free(
  85    union tgsi_full_token *full_token );
  86
  87 struct tgsi_parse_context
  88 {
  89    const struct tgsi_token    *Tokens;
  90    unsigned                   Position;
  91    struct tgsi_full_version   FullVersion;
  92    struct tgsi_full_header    FullHeader;
  93    union tgsi_full_token      FullToken;
  94 };
  95
  96 #define TGSI_PARSE_OK      0
  97 #define TGSI_PARSE_ERROR   1
  98
  99 unsigned
 100 tgsi_parse_init(
 101    struct tgsi_parse_context *ctx,
 102    const struct tgsi_token *tokens );
 103
 104 void
 105 tgsi_parse_free(
 106    struct tgsi_parse_context *ctx );
 107
 108 boolean
 109 tgsi_parse_end_of_tokens(
 110    struct tgsi_parse_context *ctx );
 111
 112 void
 113 tgsi_parse_token(
 114    struct tgsi_parse_context *ctx );
 115
 116 #if defined __cplusplus
 117 }
 118 #endif
 119
 120 #endif /* TGSI_PARSE_H */
 121