dlls/d3dcompiler_43/d3dcompiler_private.h

   1 /*
   2  * Copyright 2008 Stefan Dösinger
   3  * Copyright 2009 Matteo Bruni
   4  * Copyright 2010 Rico Schüller
   5  * Copyright 2012 Matteo Bruni for CodeWeavers
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #ifndef __WINE_D3DCOMPILER_PRIVATE_H
  23 #define __WINE_D3DCOMPILER_PRIVATE_H
  24
  25 #include "wine/debug.h"
  26 #include "wine/list.h"
  27 #include "wine/rbtree.h"
  28 #include "wine/heap.h"
  29
  30 #define COBJMACROS
  31 #include "windef.h"
  32 #include "winbase.h"
  33 #include "objbase.h"
  34
  35 #include "d3dcompiler.h"
  36 #include "utils.h"
  37
  38 #include <assert.h>
  39 #include <stdint.h>
  40
  41 /*
  42  * This doesn't belong here, but for some functions it is possible to return that value,
  43  * see http://msdn.microsoft.com/en-us/library/bb205278%28v=VS.85%29.aspx
  44  * The original definition is in D3DX10core.h.
  45  */
  46 #define D3DERR_INVALIDCALL 0x8876086c
  47
  48 /* TRACE helper functions */
  49 const char *debug_d3dcompiler_d3d_blob_part(D3D_BLOB_PART part) DECLSPEC_HIDDEN;
  50 const char *debug_d3dcompiler_shader_variable_class(D3D_SHADER_VARIABLE_CLASS c) DECLSPEC_HIDDEN;
  51 const char *debug_d3dcompiler_shader_variable_type(D3D_SHADER_VARIABLE_TYPE t) DECLSPEC_HIDDEN;
  52
  53 enum shader_type
  54 {
  55     ST_UNKNOWN,
  56     ST_VERTEX,
  57     ST_PIXEL
  58 };
  59
  60 enum bwriter_comparison_type
  61 {
  62     BWRITER_COMPARISON_NONE,
  63     BWRITER_COMPARISON_GT,
  64     BWRITER_COMPARISON_EQ,
  65     BWRITER_COMPARISON_GE,
  66     BWRITER_COMPARISON_LT,
  67     BWRITER_COMPARISON_NE,
  68     BWRITER_COMPARISON_LE
  69 };
  70
  71 struct constant
  72 {
  73     unsigned int regnum;
  74     union
  75     {
  76         float               f;
  77         int                 i;
  78         BOOL                b;
  79         uint32_t            d;
  80     } value[4];
  81 };
  82
  83 struct shader_reg
  84 {
  85     uint32_t type;
  86     unsigned int regnum;
  87     struct shader_reg *rel_reg;
  88     uint32_t srcmod;
  89     union
  90     {
  91         uint32_t swizzle;
  92         uint32_t writemask;
  93     };
  94 };
  95
  96 struct instruction
  97 {
  98     uint32_t                opcode;
  99     uint32_t                dstmod;
 100     uint32_t                shift;
 101     enum bwriter_comparison_type comptype;
 102     BOOL                    has_dst;
 103     struct shader_reg       dst;
 104     struct shader_reg       *src;
 105     unsigned int            num_srcs; /* For freeing the rel_regs */
 106     BOOL                    has_predicate;
 107     struct shader_reg       predicate;
 108     BOOL                    coissue;
 109 };
 110
 111 struct declaration
 112 {
 113     uint32_t                usage, usage_idx;
 114     uint32_t                regnum;
 115     uint32_t                mod;
 116     uint32_t                writemask;
 117     BOOL                    builtin;
 118 };
 119
 120 struct samplerdecl
 121 {
 122     uint32_t                type;
 123     uint32_t                regnum;
 124     uint32_t                mod;
 125 };
 126
 127 struct bwriter_shader
 128 {
 129     enum shader_type        type;
 130     unsigned char major_version, minor_version;
 131
 132     /* Local constants. Every constant that is not defined below is loaded from
 133      * the global constant set at shader runtime
 134      */
 135     struct constant         **constF;
 136     struct constant         **constI;
 137     struct constant         **constB;
 138     unsigned int            num_cf, num_ci, num_cb;
 139
 140     /* Declared input and output varyings */
 141     struct declaration      *inputs, *outputs;
 142     unsigned int            num_inputs, num_outputs;
 143     struct samplerdecl      *samplers;
 144     unsigned int            num_samplers;
 145
 146     /* Are special pixel shader 3.0 registers declared? */
 147     BOOL                    vPos, vFace;
 148
 149     /* Array of shader instructions - The shader code itself */
 150     struct instruction      **instr;
 151     unsigned int            num_instrs, instr_alloc_size;
 152 };
 153
 154 static inline void *d3dcompiler_alloc(SIZE_T size)
 155 {
 156     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
 157 }
 158
 159 static inline void *d3dcompiler_realloc(void *ptr, SIZE_T size)
 160 {
 161     if (!ptr)
 162         return d3dcompiler_alloc(size);
 163     return HeapReAlloc(GetProcessHeap(), 0, ptr, size);
 164 }
 165
 166 static inline BOOL d3dcompiler_free(void *ptr)
 167 {
 168     return HeapFree(GetProcessHeap(), 0, ptr);
 169 }
 170
 171 struct asm_parser;
 172
 173 /* This structure is only used in asmshader.y, but since the .l file accesses the semantic types
 174  * too it has to know it as well
 175  */
 176 struct rel_reg
 177 {
 178     BOOL            has_rel_reg;
 179     uint32_t        type;
 180     uint32_t        additional_offset;
 181     uint32_t        rel_regnum;
 182     uint32_t        swizzle;
 183 };
 184
 185 #define MAX_SRC_REGS 4
 186
 187 struct src_regs
 188 {
 189     struct shader_reg reg[MAX_SRC_REGS];
 190     unsigned int      count;
 191 };
 192
 193 struct asmparser_backend
 194 {
 195     void (*constF)(struct asm_parser *This, uint32_t reg, float x, float y, float z, float w);
 196     void (*constI)(struct asm_parser *This, uint32_t reg, int x, int y, int z, int w);
 197     void (*constB)(struct asm_parser *This, uint32_t reg, BOOL x);
 198
 199     void (*dstreg)(struct asm_parser *This, struct instruction *instr,
 200                    const struct shader_reg *dst);
 201     void (*srcreg)(struct asm_parser *This, struct instruction *instr, int num,
 202                    const struct shader_reg *src);
 203
 204     void (*predicate)(struct asm_parser *This,
 205                       const struct shader_reg *predicate);
 206     void (*coissue)(struct asm_parser *This);
 207
 208     void (*dcl_output)(struct asm_parser *This, uint32_t usage, uint32_t num,
 209                        const struct shader_reg *reg);
 210     void (*dcl_input)(struct asm_parser *This, uint32_t usage, uint32_t num,
 211                       uint32_t mod, const struct shader_reg *reg);
 212     void (*dcl_sampler)(struct asm_parser *This, uint32_t samptype, uint32_t mod,
 213                         uint32_t regnum, unsigned int line_no);
 214
 215     void (*end)(struct asm_parser *This);
 216
 217     void (*instr)(struct asm_parser *parser, uint32_t opcode, uint32_t mod, uint32_t shift,
 218             enum bwriter_comparison_type comp, const struct shader_reg *dst,
 219             const struct src_regs *srcs, int expectednsrcs);
 220 };
 221
 222 struct instruction *alloc_instr(unsigned int srcs) DECLSPEC_HIDDEN;
 223 BOOL add_instruction(struct bwriter_shader *shader, struct instruction *instr) DECLSPEC_HIDDEN;
 224 BOOL add_constF(struct bwriter_shader *shader, uint32_t reg, float x, float y, float z, float w) DECLSPEC_HIDDEN;
 225 BOOL add_constI(struct bwriter_shader *shader, uint32_t reg, int x, int y, int z, int w) DECLSPEC_HIDDEN;
 226 BOOL add_constB(struct bwriter_shader *shader, uint32_t reg, BOOL x) DECLSPEC_HIDDEN;
 227 BOOL record_declaration(struct bwriter_shader *shader, uint32_t usage, uint32_t usage_idx,
 228         uint32_t mod, BOOL output, uint32_t regnum, uint32_t writemask, BOOL builtin) DECLSPEC_HIDDEN;
 229 BOOL record_sampler(struct bwriter_shader *shader, uint32_t samptype, uint32_t mod, uint32_t regnum) DECLSPEC_HIDDEN;
 230
 231 #define MESSAGEBUFFER_INITIAL_SIZE 256
 232
 233 enum parse_status
 234 {
 235     PARSE_SUCCESS = 0,
 236     PARSE_WARN = 1,
 237     PARSE_ERR = 2
 238 };
 239
 240 struct compilation_messages
 241 {
 242     char *string;
 243     unsigned int size;
 244     unsigned int capacity;
 245 };
 246
 247 struct asm_parser
 248 {
 249     /* The function table of the parser implementation */
 250     const struct asmparser_backend *funcs;
 251
 252     /* Private data follows */
 253     struct bwriter_shader *shader;
 254     unsigned int m3x3pad_count;
 255
 256     enum parse_status status;
 257     struct compilation_messages messages;
 258     unsigned int line_no;
 259 };
 260
 261 extern struct asm_parser asm_ctx DECLSPEC_HIDDEN;
 262
 263 void create_vs10_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 264 void create_vs11_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 265 void create_vs20_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 266 void create_vs2x_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 267 void create_vs30_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 268 void create_ps10_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 269 void create_ps11_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 270 void create_ps12_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 271 void create_ps13_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 272 void create_ps14_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 273 void create_ps20_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 274 void create_ps2x_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 275 void create_ps30_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 276
 277 struct bwriter_shader *parse_asm_shader(char **messages) DECLSPEC_HIDDEN;
 278
 279 #ifdef __GNUC__
 280 #define PRINTF_ATTR(fmt,args) __attribute__((format (printf,fmt,args)))
 281 #else
 282 #define PRINTF_ATTR(fmt,args)
 283 #endif
 284
 285 void compilation_message(struct compilation_messages *msg, const char *fmt, va_list args) DECLSPEC_HIDDEN;
 286 void WINAPIV asmparser_message(struct asm_parser *ctx, const char *fmt, ...) PRINTF_ATTR(2,3) DECLSPEC_HIDDEN;
 287 static inline void set_parse_status(enum parse_status *current, enum parse_status update)
 288 {
 289     if (update == PARSE_ERR)
 290         *current = PARSE_ERR;
 291     else if (update == PARSE_WARN && *current == PARSE_SUCCESS)
 292         *current = PARSE_WARN;
 293 }
 294
 295 /* Debug utility routines */
 296 const char *debug_print_srcmod(uint32_t mod) DECLSPEC_HIDDEN;
 297 const char *debug_print_dstmod(uint32_t mod) DECLSPEC_HIDDEN;
 298 const char *debug_print_shift(uint32_t shift) DECLSPEC_HIDDEN;
 299 const char *debug_print_dstreg(const struct shader_reg *reg) DECLSPEC_HIDDEN;
 300 const char *debug_print_srcreg(const struct shader_reg *reg) DECLSPEC_HIDDEN;
 301 const char *debug_print_comp(uint32_t comp) DECLSPEC_HIDDEN;
 302 const char *debug_print_opcode(uint32_t opcode) DECLSPEC_HIDDEN;
 303
 304 /* Used to signal an incorrect swizzle/writemask */
 305 #define SWIZZLE_ERR ~0U
 306
 307 /* Enumerations and defines used in the bytecode writer intermediate
 308  * representation. */
 309 enum bwritershader_instruction_opcode_type
 310 {
 311     BWRITERSIO_NOP,
 312     BWRITERSIO_MOV,
 313     BWRITERSIO_ADD,
 314     BWRITERSIO_SUB,
 315     BWRITERSIO_MAD,
 316     BWRITERSIO_MUL,
 317     BWRITERSIO_RCP,
 318     BWRITERSIO_RSQ,
 319     BWRITERSIO_DP3,
 320     BWRITERSIO_DP4,
 321     BWRITERSIO_MIN,
 322     BWRITERSIO_MAX,
 323     BWRITERSIO_SLT,
 324     BWRITERSIO_SGE,
 325     BWRITERSIO_EXP,
 326     BWRITERSIO_LOG,
 327     BWRITERSIO_LIT,
 328     BWRITERSIO_DST,
 329     BWRITERSIO_LRP,
 330     BWRITERSIO_FRC,
 331     BWRITERSIO_M4x4,
 332     BWRITERSIO_M4x3,
 333     BWRITERSIO_M3x4,
 334     BWRITERSIO_M3x3,
 335     BWRITERSIO_M3x2,
 336     BWRITERSIO_CALL,
 337     BWRITERSIO_CALLNZ,
 338     BWRITERSIO_LOOP,
 339     BWRITERSIO_RET,
 340     BWRITERSIO_ENDLOOP,
 341     BWRITERSIO_LABEL,
 342     BWRITERSIO_DCL,
 343     BWRITERSIO_POW,
 344     BWRITERSIO_CRS,
 345     BWRITERSIO_SGN,
 346     BWRITERSIO_ABS,
 347     BWRITERSIO_NRM,
 348     BWRITERSIO_SINCOS,
 349     BWRITERSIO_REP,
 350     BWRITERSIO_ENDREP,
 351     BWRITERSIO_IF,
 352     BWRITERSIO_IFC,
 353     BWRITERSIO_ELSE,
 354     BWRITERSIO_ENDIF,
 355     BWRITERSIO_BREAK,
 356     BWRITERSIO_BREAKC,
 357     BWRITERSIO_MOVA,
 358     BWRITERSIO_DEFB,
 359     BWRITERSIO_DEFI,
 360
 361     BWRITERSIO_TEXCOORD,
 362     BWRITERSIO_TEXKILL,
 363     BWRITERSIO_TEX,
 364     BWRITERSIO_TEXBEM,
 365     BWRITERSIO_TEXBEML,
 366     BWRITERSIO_TEXREG2AR,
 367     BWRITERSIO_TEXREG2GB,
 368     BWRITERSIO_TEXM3x2PAD,
 369     BWRITERSIO_TEXM3x2TEX,
 370     BWRITERSIO_TEXM3x3PAD,
 371     BWRITERSIO_TEXM3x3TEX,
 372     BWRITERSIO_TEXM3x3SPEC,
 373     BWRITERSIO_TEXM3x3VSPEC,
 374     BWRITERSIO_EXPP,
 375     BWRITERSIO_LOGP,
 376     BWRITERSIO_CND,
 377     BWRITERSIO_DEF,
 378     BWRITERSIO_TEXREG2RGB,
 379     BWRITERSIO_TEXDP3TEX,
 380     BWRITERSIO_TEXM3x2DEPTH,
 381     BWRITERSIO_TEXDP3,
 382     BWRITERSIO_TEXM3x3,
 383     BWRITERSIO_TEXDEPTH,
 384     BWRITERSIO_CMP,
 385     BWRITERSIO_BEM,
 386     BWRITERSIO_DP2ADD,
 387     BWRITERSIO_DSX,
 388     BWRITERSIO_DSY,
 389     BWRITERSIO_TEXLDD,
 390     BWRITERSIO_SETP,
 391     BWRITERSIO_TEXLDL,
 392     BWRITERSIO_BREAKP,
 393     BWRITERSIO_TEXLDP,
 394     BWRITERSIO_TEXLDB,
 395
 396     BWRITERSIO_PHASE,
 397     BWRITERSIO_COMMENT,
 398     BWRITERSIO_END,
 399 };
 400
 401 enum bwritershader_param_register_type
 402 {
 403     BWRITERSPR_TEMP,
 404     BWRITERSPR_INPUT,
 405     BWRITERSPR_CONST,
 406     BWRITERSPR_ADDR,
 407     BWRITERSPR_TEXTURE,
 408     BWRITERSPR_RASTOUT,
 409     BWRITERSPR_ATTROUT,
 410     BWRITERSPR_TEXCRDOUT,
 411     BWRITERSPR_OUTPUT,
 412     BWRITERSPR_CONSTINT,
 413     BWRITERSPR_COLOROUT,
 414     BWRITERSPR_DEPTHOUT,
 415     BWRITERSPR_SAMPLER,
 416     BWRITERSPR_CONSTBOOL,
 417     BWRITERSPR_LOOP,
 418     BWRITERSPR_MISCTYPE,
 419     BWRITERSPR_LABEL,
 420     BWRITERSPR_PREDICATE
 421 };
 422
 423 enum bwritervs_rastout_offsets
 424 {
 425     BWRITERSRO_POSITION,
 426     BWRITERSRO_FOG,
 427     BWRITERSRO_POINT_SIZE
 428 };
 429
 430 #define BWRITERSP_WRITEMASK_0   0x1 /* .x r */
 431 #define BWRITERSP_WRITEMASK_1   0x2 /* .y g */
 432 #define BWRITERSP_WRITEMASK_2   0x4 /* .z b */
 433 #define BWRITERSP_WRITEMASK_3   0x8 /* .w a */
 434 #define BWRITERSP_WRITEMASK_ALL 0xf /* all */
 435
 436 enum bwritershader_param_dstmod_type
 437 {
 438     BWRITERSPDM_NONE = 0,
 439     BWRITERSPDM_SATURATE = 1,
 440     BWRITERSPDM_PARTIALPRECISION = 2,
 441     BWRITERSPDM_MSAMPCENTROID = 4,
 442 };
 443
 444 enum bwritersampler_texture_type
 445 {
 446     BWRITERSTT_UNKNOWN = 0,
 447     BWRITERSTT_1D = 1,
 448     BWRITERSTT_2D = 2,
 449     BWRITERSTT_CUBE = 3,
 450     BWRITERSTT_VOLUME = 4,
 451 };
 452
 453 #define BWRITERSI_TEXLD_PROJECT 1
 454 #define BWRITERSI_TEXLD_BIAS    2
 455
 456 enum bwritershader_param_srcmod_type
 457 {
 458     BWRITERSPSM_NONE = 0,
 459     BWRITERSPSM_NEG,
 460     BWRITERSPSM_BIAS,
 461     BWRITERSPSM_BIASNEG,
 462     BWRITERSPSM_SIGN,
 463     BWRITERSPSM_SIGNNEG,
 464     BWRITERSPSM_COMP,
 465     BWRITERSPSM_X2,
 466     BWRITERSPSM_X2NEG,
 467     BWRITERSPSM_DZ,
 468     BWRITERSPSM_DW,
 469     BWRITERSPSM_ABS,
 470     BWRITERSPSM_ABSNEG,
 471     BWRITERSPSM_NOT,
 472 };
 473
 474 #define BWRITER_SM1_VS  0xfffeu
 475 #define BWRITER_SM1_PS  0xffffu
 476
 477 #define BWRITERPS_VERSION(major, minor) ((BWRITER_SM1_PS << 16) | ((major) << 8) | (minor))
 478 #define BWRITERVS_VERSION(major, minor) ((BWRITER_SM1_VS << 16) | ((major) << 8) | (minor))
 479
 480 #define BWRITERVS_X_X       (0)
 481 #define BWRITERVS_X_Y       (1)
 482 #define BWRITERVS_X_Z       (2)
 483 #define BWRITERVS_X_W       (3)
 484
 485 #define BWRITERVS_Y_X       (0 << 2)
 486 #define BWRITERVS_Y_Y       (1 << 2)
 487 #define BWRITERVS_Y_Z       (2 << 2)
 488 #define BWRITERVS_Y_W       (3 << 2)
 489
 490 #define BWRITERVS_Z_X       (0 << 4)
 491 #define BWRITERVS_Z_Y       (1 << 4)
 492 #define BWRITERVS_Z_Z       (2 << 4)
 493 #define BWRITERVS_Z_W       (3 << 4)
 494
 495 #define BWRITERVS_W_X       (0 << 6)
 496 #define BWRITERVS_W_Y       (1 << 6)
 497 #define BWRITERVS_W_Z       (2 << 6)
 498 #define BWRITERVS_W_W       (3 << 6)
 499
 500 #define BWRITERVS_NOSWIZZLE (BWRITERVS_X_X | BWRITERVS_Y_Y | BWRITERVS_Z_Z | BWRITERVS_W_W)
 501
 502 #define BWRITERVS_SWIZZLE_X (BWRITERVS_X_X | BWRITERVS_Y_X | BWRITERVS_Z_X | BWRITERVS_W_X)
 503 #define BWRITERVS_SWIZZLE_Y (BWRITERVS_X_Y | BWRITERVS_Y_Y | BWRITERVS_Z_Y | BWRITERVS_W_Y)
 504 #define BWRITERVS_SWIZZLE_Z (BWRITERVS_X_Z | BWRITERVS_Y_Z | BWRITERVS_Z_Z | BWRITERVS_W_Z)
 505 #define BWRITERVS_SWIZZLE_W (BWRITERVS_X_W | BWRITERVS_Y_W | BWRITERVS_Z_W | BWRITERVS_W_W)
 506
 507 enum bwriterdeclusage
 508 {
 509     BWRITERDECLUSAGE_POSITION,
 510     BWRITERDECLUSAGE_BLENDWEIGHT,
 511     BWRITERDECLUSAGE_BLENDINDICES,
 512     BWRITERDECLUSAGE_NORMAL,
 513     BWRITERDECLUSAGE_PSIZE,
 514     BWRITERDECLUSAGE_TEXCOORD,
 515     BWRITERDECLUSAGE_TANGENT,
 516     BWRITERDECLUSAGE_BINORMAL,
 517     BWRITERDECLUSAGE_TESSFACTOR,
 518     BWRITERDECLUSAGE_POSITIONT,
 519     BWRITERDECLUSAGE_COLOR,
 520     BWRITERDECLUSAGE_FOG,
 521     BWRITERDECLUSAGE_DEPTH,
 522     BWRITERDECLUSAGE_SAMPLE
 523 };
 524
 525 /* ps 1.x texture registers mappings */
 526 #define T0_REG          2
 527 #define T1_REG          3
 528 #define T2_REG          4
 529 #define T3_REG          5
 530
 531 struct bwriter_shader *SlAssembleShader(const char *text, char **messages) DECLSPEC_HIDDEN;
 532 HRESULT shader_write_bytecode(const struct bwriter_shader *shader, uint32_t **result, uint32_t *size) DECLSPEC_HIDDEN;
 533 void SlDeleteShader(struct bwriter_shader *shader) DECLSPEC_HIDDEN;
 534
 535 #define MAKE_TAG(ch0, ch1, ch2, ch3) \
 536     ((DWORD)(ch0) | ((DWORD)(ch1) << 8) | \
 537     ((DWORD)(ch2) << 16) | ((DWORD)(ch3) << 24 ))
 538 #define TAG_Aon9 MAKE_TAG('A', 'o', 'n', '9')
 539 #define TAG_DXBC MAKE_TAG('D', 'X', 'B', 'C')
 540 #define TAG_ISGN MAKE_TAG('I', 'S', 'G', 'N')
 541 #define TAG_OSGN MAKE_TAG('O', 'S', 'G', 'N')
 542 #define TAG_OSG5 MAKE_TAG('O', 'S', 'G', '5')
 543 #define TAG_PCSG MAKE_TAG('P', 'C', 'S', 'G')
 544 #define TAG_RDEF MAKE_TAG('R', 'D', 'E', 'F')
 545 #define TAG_SDBG MAKE_TAG('S', 'D', 'B', 'G')
 546 #define TAG_SHDR MAKE_TAG('S', 'H', 'D', 'R')
 547 #define TAG_SHEX MAKE_TAG('S', 'H', 'E', 'X')
 548 #define TAG_STAT MAKE_TAG('S', 'T', 'A', 'T')
 549 #define TAG_XNAP MAKE_TAG('X', 'N', 'A', 'P')
 550 #define TAG_XNAS MAKE_TAG('X', 'N', 'A', 'S')
 551
 552 struct dxbc_section
 553 {
 554     DWORD tag;
 555     const char *data;
 556     DWORD data_size;
 557 };
 558
 559 struct dxbc
 560 {
 561     UINT size;
 562     UINT count;
 563     struct dxbc_section *sections;
 564 };
 565
 566 HRESULT dxbc_write_blob(struct dxbc *dxbc, ID3DBlob **blob) DECLSPEC_HIDDEN;
 567 void dxbc_destroy(struct dxbc *dxbc) DECLSPEC_HIDDEN;
 568 HRESULT dxbc_parse(const char *data, SIZE_T data_size, struct dxbc *dxbc) DECLSPEC_HIDDEN;
 569 HRESULT dxbc_add_section(struct dxbc *dxbc, DWORD tag, const char *data, size_t data_size) DECLSPEC_HIDDEN;
 570 HRESULT dxbc_init(struct dxbc *dxbc, unsigned int size) DECLSPEC_HIDDEN;
 571
 572 static inline void write_u32(char **ptr, uint32_t u32)
 573 {
 574     memcpy(*ptr, &u32, sizeof(u32));
 575     *ptr += sizeof(u32);
 576 }
 577
 578 #endif /* __WINE_D3DCOMPILER_PRIVATE_H */