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
  29 #define COBJMACROS
  30 #include "windef.h"
  31 #include "winbase.h"
  32 #include "objbase.h"
  33
  34 #include "d3dcompiler.h"
  35
  36 /*
  37  * This doesn't belong here, but for some functions it is possible to return that value,
  38  * see http://msdn.microsoft.com/en-us/library/bb205278%28v=VS.85%29.aspx
  39  * The original definition is in D3DX10core.h.
  40  */
  41 #define D3DERR_INVALIDCALL 0x8876086c
  42
  43 /* TRACE helper functions */
  44 const char *debug_d3dcompiler_d3d_blob_part(D3D_BLOB_PART part) DECLSPEC_HIDDEN;
  45 const char *debug_d3dcompiler_shader_variable_class(D3D_SHADER_VARIABLE_CLASS c) DECLSPEC_HIDDEN;
  46 const char *debug_d3dcompiler_shader_variable_type(D3D_SHADER_VARIABLE_TYPE t) DECLSPEC_HIDDEN;
  47
  48 enum shader_type
  49 {
  50     ST_VERTEX,
  51     ST_PIXEL,
  52 };
  53
  54 typedef enum BWRITER_COMPARISON_TYPE {
  55     BWRITER_COMPARISON_NONE,
  56     BWRITER_COMPARISON_GT,
  57     BWRITER_COMPARISON_EQ,
  58     BWRITER_COMPARISON_GE,
  59     BWRITER_COMPARISON_LT,
  60     BWRITER_COMPARISON_NE,
  61     BWRITER_COMPARISON_LE
  62 } BWRITER_COMPARISON_TYPE;
  63
  64 struct constant {
  65     DWORD                   regnum;
  66     union {
  67         float               f;
  68         INT                 i;
  69         BOOL                b;
  70         DWORD               d;
  71     }                       value[4];
  72 };
  73
  74 struct shader_reg {
  75     DWORD                   type;
  76     DWORD                   regnum;
  77     struct shader_reg       *rel_reg;
  78     DWORD                   srcmod;
  79     union {
  80         DWORD               swizzle;
  81         DWORD               writemask;
  82     } u;
  83 };
  84
  85 struct instruction {
  86     DWORD                   opcode;
  87     DWORD                   dstmod;
  88     DWORD                   shift;
  89     BWRITER_COMPARISON_TYPE comptype;
  90     BOOL                    has_dst;
  91     struct shader_reg       dst;
  92     struct shader_reg       *src;
  93     unsigned int            num_srcs; /* For freeing the rel_regs */
  94     BOOL                    has_predicate;
  95     struct shader_reg       predicate;
  96     BOOL                    coissue;
  97 };
  98
  99 struct declaration {
 100     DWORD                   usage, usage_idx;
 101     DWORD                   regnum;
 102     DWORD                   mod;
 103     DWORD                   writemask;
 104     BOOL                    builtin;
 105 };
 106
 107 struct samplerdecl {
 108     DWORD                   type;
 109     DWORD                   regnum;
 110     DWORD                   mod;
 111 };
 112
 113 #define INSTRARRAY_INITIAL_SIZE 8
 114 struct bwriter_shader {
 115     enum shader_type        type;
 116
 117     /* Shader version selected */
 118     DWORD                   version;
 119
 120     /* Local constants. Every constant that is not defined below is loaded from
 121      * the global constant set at shader runtime
 122      */
 123     struct constant         **constF;
 124     struct constant         **constI;
 125     struct constant         **constB;
 126     unsigned int            num_cf, num_ci, num_cb;
 127
 128     /* Declared input and output varyings */
 129     struct declaration      *inputs, *outputs;
 130     unsigned int            num_inputs, num_outputs;
 131     struct samplerdecl      *samplers;
 132     unsigned int            num_samplers;
 133
 134     /* Are special pixel shader 3.0 registers declared? */
 135     BOOL                    vPos, vFace;
 136
 137     /* Array of shader instructions - The shader code itself */
 138     struct instruction      **instr;
 139     unsigned int            num_instrs, instr_alloc_size;
 140 };
 141
 142 static inline void *d3dcompiler_alloc(SIZE_T size)
 143 {
 144     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
 145 }
 146
 147 static inline void *d3dcompiler_realloc(void *ptr, SIZE_T size)
 148 {
 149     return HeapReAlloc(GetProcessHeap(), 0, ptr, size);
 150 }
 151
 152 static inline BOOL d3dcompiler_free(void *ptr)
 153 {
 154     return HeapFree(GetProcessHeap(), 0, ptr);
 155 }
 156
 157 struct asm_parser;
 158
 159 /* This structure is only used in asmshader.y, but since the .l file accesses the semantic types
 160  * too it has to know it as well
 161  */
 162 struct rel_reg {
 163     BOOL            has_rel_reg;
 164     DWORD           type;
 165     DWORD           additional_offset;
 166     DWORD           rel_regnum;
 167     DWORD           swizzle;
 168 };
 169
 170 #define MAX_SRC_REGS 4
 171
 172 struct src_regs {
 173     struct shader_reg reg[MAX_SRC_REGS];
 174     unsigned int      count;
 175 };
 176
 177 struct asmparser_backend {
 178     void (*constF)(struct asm_parser *This, DWORD reg, float x, float y, float z, float w);
 179     void (*constI)(struct asm_parser *This, DWORD reg, INT x, INT y, INT z, INT w);
 180     void (*constB)(struct asm_parser *This, DWORD reg, BOOL x);
 181
 182     void (*dstreg)(struct asm_parser *This, struct instruction *instr,
 183                    const struct shader_reg *dst);
 184     void (*srcreg)(struct asm_parser *This, struct instruction *instr, int num,
 185                    const struct shader_reg *src);
 186
 187     void (*predicate)(struct asm_parser *This,
 188                       const struct shader_reg *predicate);
 189     void (*coissue)(struct asm_parser *This);
 190
 191     void (*dcl_output)(struct asm_parser *This, DWORD usage, DWORD num,
 192                        const struct shader_reg *reg);
 193     void (*dcl_input)(struct asm_parser *This, DWORD usage, DWORD num,
 194                       DWORD mod, const struct shader_reg *reg);
 195     void (*dcl_sampler)(struct asm_parser *This, DWORD samptype, DWORD mod,
 196                         DWORD regnum, unsigned int line_no);
 197
 198     void (*end)(struct asm_parser *This);
 199
 200     void (*instr)(struct asm_parser *This, DWORD opcode, DWORD mod, DWORD shift,
 201                   BWRITER_COMPARISON_TYPE comp, const struct shader_reg *dst,
 202                   const struct src_regs *srcs, int expectednsrcs);
 203 };
 204
 205 struct instruction *alloc_instr(unsigned int srcs) DECLSPEC_HIDDEN;
 206 BOOL add_instruction(struct bwriter_shader *shader, struct instruction *instr) DECLSPEC_HIDDEN;
 207 BOOL add_constF(struct bwriter_shader *shader, DWORD reg, float x, float y, float z, float w) DECLSPEC_HIDDEN;
 208 BOOL add_constI(struct bwriter_shader *shader, DWORD reg, INT x, INT y, INT z, INT w) DECLSPEC_HIDDEN;
 209 BOOL add_constB(struct bwriter_shader *shader, DWORD reg, BOOL x) DECLSPEC_HIDDEN;
 210 BOOL record_declaration(struct bwriter_shader *shader, DWORD usage, DWORD usage_idx,
 211         DWORD mod, BOOL output, DWORD regnum, DWORD writemask, BOOL builtin) DECLSPEC_HIDDEN;
 212 BOOL record_sampler(struct bwriter_shader *shader, DWORD samptype, DWORD mod, DWORD regnum) DECLSPEC_HIDDEN;
 213
 214 #define MESSAGEBUFFER_INITIAL_SIZE 256
 215
 216 enum parse_status
 217 {
 218     PARSE_SUCCESS = 0,
 219     PARSE_WARN = 1,
 220     PARSE_ERR = 2
 221 };
 222
 223 struct compilation_messages
 224 {
 225     char *string;
 226     unsigned int size;
 227     unsigned int capacity;
 228 };
 229
 230 struct asm_parser
 231 {
 232     /* The function table of the parser implementation */
 233     const struct asmparser_backend *funcs;
 234
 235     /* Private data follows */
 236     struct bwriter_shader *shader;
 237     unsigned int m3x3pad_count;
 238
 239     enum parse_status status;
 240     struct compilation_messages messages;
 241     unsigned int line_no;
 242 };
 243
 244 extern struct asm_parser asm_ctx DECLSPEC_HIDDEN;
 245
 246 void create_vs10_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 247 void create_vs11_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 248 void create_vs20_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 249 void create_vs2x_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 250 void create_vs30_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 251 void create_ps10_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 252 void create_ps11_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 253 void create_ps12_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 254 void create_ps13_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 255 void create_ps14_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 256 void create_ps20_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 257 void create_ps2x_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 258 void create_ps30_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
 259
 260 struct bwriter_shader *parse_asm_shader(char **messages) DECLSPEC_HIDDEN;
 261
 262 #ifdef __GNUC__
 263 #define PRINTF_ATTR(fmt,args) __attribute__((format (printf,fmt,args)))
 264 #else
 265 #define PRINTF_ATTR(fmt,args)
 266 #endif
 267
 268 void compilation_message(struct compilation_messages *msg, const char *fmt, va_list args) DECLSPEC_HIDDEN;
 269 void asmparser_message(struct asm_parser *ctx, const char *fmt, ...) PRINTF_ATTR(2,3) DECLSPEC_HIDDEN;
 270 static inline void set_parse_status(enum parse_status *current, enum parse_status update)
 271 {
 272     if (update == PARSE_ERR)
 273         *current = PARSE_ERR;
 274     else if (update == PARSE_WARN && *current == PARSE_SUCCESS)
 275         *current = PARSE_WARN;
 276 }
 277
 278 /* A reasonable value as initial size */
 279 #define BYTECODEBUFFER_INITIAL_SIZE 32
 280 struct bytecode_buffer {
 281     DWORD *data;
 282     DWORD size;
 283     DWORD alloc_size;
 284     /* For tracking rare out of memory situations without passing
 285      * return values around everywhere
 286      */
 287     HRESULT state;
 288 };
 289
 290 struct bc_writer; /* Predeclaration for use in vtable parameters */
 291
 292 typedef void (*instr_writer)(struct bc_writer *This,
 293                              const struct instruction *instr,
 294                              struct bytecode_buffer *buffer);
 295
 296 struct bytecode_backend {
 297     void (*header)(struct bc_writer *This, const struct bwriter_shader *shader,
 298                    struct bytecode_buffer *buffer);
 299     void (*end)(struct bc_writer *This, const struct bwriter_shader *shader,
 300                 struct bytecode_buffer *buffer);
 301     void (*srcreg)(struct bc_writer *This, const struct shader_reg *reg,
 302                    struct bytecode_buffer *buffer);
 303     void (*dstreg)(struct bc_writer *This, const struct shader_reg *reg,
 304                    struct bytecode_buffer *buffer, DWORD shift, DWORD mod);
 305     void (*opcode)(struct bc_writer *This, const struct instruction *instr,
 306                    DWORD token, struct bytecode_buffer *buffer);
 307
 308     const struct instr_handler_table {
 309         DWORD opcode;
 310         instr_writer func;
 311     } *instructions;
 312 };
 313
 314 /* Bytecode writing stuff */
 315 struct bc_writer {
 316     const struct bytecode_backend *funcs;
 317
 318     /* Avoid result checking */
 319     HRESULT                       state;
 320
 321     DWORD                         version;
 322
 323     /* Vertex shader varying mapping */
 324     DWORD                         oPos_regnum;
 325     DWORD                         oD_regnum[2];
 326     DWORD                         oT_regnum[8];
 327     DWORD                         oFog_regnum;
 328     DWORD                         oFog_mask;
 329     DWORD                         oPts_regnum;
 330     DWORD                         oPts_mask;
 331
 332     /* Pixel shader specific members */
 333     DWORD                         t_regnum[8];
 334     DWORD                         v_regnum[2];
 335 };
 336
 337 /* Debug utility routines */
 338 const char *debug_print_srcmod(DWORD mod) DECLSPEC_HIDDEN;
 339 const char *debug_print_dstmod(DWORD mod) DECLSPEC_HIDDEN;
 340 const char *debug_print_shift(DWORD shift) DECLSPEC_HIDDEN;
 341 const char *debug_print_dstreg(const struct shader_reg *reg) DECLSPEC_HIDDEN;
 342 const char *debug_print_srcreg(const struct shader_reg *reg) DECLSPEC_HIDDEN;
 343 const char *debug_print_comp(DWORD comp) DECLSPEC_HIDDEN;
 344 const char *debug_print_opcode(DWORD opcode) DECLSPEC_HIDDEN;
 345
 346 /* Used to signal an incorrect swizzle/writemask */
 347 #define SWIZZLE_ERR ~0U
 348
 349 /*
 350   Enumerations and defines used in the bytecode writer
 351   intermediate representation
 352 */
 353 typedef enum _BWRITERSHADER_INSTRUCTION_OPCODE_TYPE {
 354     BWRITERSIO_NOP,
 355     BWRITERSIO_MOV,
 356     BWRITERSIO_ADD,
 357     BWRITERSIO_SUB,
 358     BWRITERSIO_MAD,
 359     BWRITERSIO_MUL,
 360     BWRITERSIO_RCP,
 361     BWRITERSIO_RSQ,
 362     BWRITERSIO_DP3,
 363     BWRITERSIO_DP4,
 364     BWRITERSIO_MIN,
 365     BWRITERSIO_MAX,
 366     BWRITERSIO_SLT,
 367     BWRITERSIO_SGE,
 368     BWRITERSIO_EXP,
 369     BWRITERSIO_LOG,
 370     BWRITERSIO_LIT,
 371     BWRITERSIO_DST,
 372     BWRITERSIO_LRP,
 373     BWRITERSIO_FRC,
 374     BWRITERSIO_M4x4,
 375     BWRITERSIO_M4x3,
 376     BWRITERSIO_M3x4,
 377     BWRITERSIO_M3x3,
 378     BWRITERSIO_M3x2,
 379     BWRITERSIO_CALL,
 380     BWRITERSIO_CALLNZ,
 381     BWRITERSIO_LOOP,
 382     BWRITERSIO_RET,
 383     BWRITERSIO_ENDLOOP,
 384     BWRITERSIO_LABEL,
 385     BWRITERSIO_DCL,
 386     BWRITERSIO_POW,
 387     BWRITERSIO_CRS,
 388     BWRITERSIO_SGN,
 389     BWRITERSIO_ABS,
 390     BWRITERSIO_NRM,
 391     BWRITERSIO_SINCOS,
 392     BWRITERSIO_REP,
 393     BWRITERSIO_ENDREP,
 394     BWRITERSIO_IF,
 395     BWRITERSIO_IFC,
 396     BWRITERSIO_ELSE,
 397     BWRITERSIO_ENDIF,
 398     BWRITERSIO_BREAK,
 399     BWRITERSIO_BREAKC,
 400     BWRITERSIO_MOVA,
 401     BWRITERSIO_DEFB,
 402     BWRITERSIO_DEFI,
 403
 404     BWRITERSIO_TEXCOORD,
 405     BWRITERSIO_TEXKILL,
 406     BWRITERSIO_TEX,
 407     BWRITERSIO_TEXBEM,
 408     BWRITERSIO_TEXBEML,
 409     BWRITERSIO_TEXREG2AR,
 410     BWRITERSIO_TEXREG2GB,
 411     BWRITERSIO_TEXM3x2PAD,
 412     BWRITERSIO_TEXM3x2TEX,
 413     BWRITERSIO_TEXM3x3PAD,
 414     BWRITERSIO_TEXM3x3TEX,
 415     BWRITERSIO_TEXM3x3SPEC,
 416     BWRITERSIO_TEXM3x3VSPEC,
 417     BWRITERSIO_EXPP,
 418     BWRITERSIO_LOGP,
 419     BWRITERSIO_CND,
 420     BWRITERSIO_DEF,
 421     BWRITERSIO_TEXREG2RGB,
 422     BWRITERSIO_TEXDP3TEX,
 423     BWRITERSIO_TEXM3x2DEPTH,
 424     BWRITERSIO_TEXDP3,
 425     BWRITERSIO_TEXM3x3,
 426     BWRITERSIO_TEXDEPTH,
 427     BWRITERSIO_CMP,
 428     BWRITERSIO_BEM,
 429     BWRITERSIO_DP2ADD,
 430     BWRITERSIO_DSX,
 431     BWRITERSIO_DSY,
 432     BWRITERSIO_TEXLDD,
 433     BWRITERSIO_SETP,
 434     BWRITERSIO_TEXLDL,
 435     BWRITERSIO_BREAKP,
 436     BWRITERSIO_TEXLDP,
 437     BWRITERSIO_TEXLDB,
 438
 439     BWRITERSIO_PHASE,
 440     BWRITERSIO_COMMENT,
 441     BWRITERSIO_END,
 442 } BWRITERSHADER_INSTRUCTION_OPCODE_TYPE;
 443
 444 typedef enum _BWRITERSHADER_PARAM_REGISTER_TYPE {
 445     BWRITERSPR_TEMP,
 446     BWRITERSPR_INPUT,
 447     BWRITERSPR_CONST,
 448     BWRITERSPR_ADDR,
 449     BWRITERSPR_TEXTURE,
 450     BWRITERSPR_RASTOUT,
 451     BWRITERSPR_ATTROUT,
 452     BWRITERSPR_TEXCRDOUT,
 453     BWRITERSPR_OUTPUT,
 454     BWRITERSPR_CONSTINT,
 455     BWRITERSPR_COLOROUT,
 456     BWRITERSPR_DEPTHOUT,
 457     BWRITERSPR_SAMPLER,
 458     BWRITERSPR_CONSTBOOL,
 459     BWRITERSPR_LOOP,
 460     BWRITERSPR_MISCTYPE,
 461     BWRITERSPR_LABEL,
 462     BWRITERSPR_PREDICATE
 463 } BWRITERSHADER_PARAM_REGISTER_TYPE;
 464
 465 typedef enum _BWRITERVS_RASTOUT_OFFSETS
 466 {
 467     BWRITERSRO_POSITION,
 468     BWRITERSRO_FOG,
 469     BWRITERSRO_POINT_SIZE
 470 } BWRITERVS_RASTOUT_OFFSETS;
 471
 472 #define BWRITERSP_WRITEMASK_0   0x1 /* .x r */
 473 #define BWRITERSP_WRITEMASK_1   0x2 /* .y g */
 474 #define BWRITERSP_WRITEMASK_2   0x4 /* .z b */
 475 #define BWRITERSP_WRITEMASK_3   0x8 /* .w a */
 476 #define BWRITERSP_WRITEMASK_ALL 0xf /* all */
 477
 478 typedef enum _BWRITERSHADER_PARAM_DSTMOD_TYPE {
 479     BWRITERSPDM_NONE = 0,
 480     BWRITERSPDM_SATURATE = 1,
 481     BWRITERSPDM_PARTIALPRECISION = 2,
 482     BWRITERSPDM_MSAMPCENTROID = 4,
 483 } BWRITERSHADER_PARAM_DSTMOD_TYPE;
 484
 485 typedef enum _BWRITERSAMPLER_TEXTURE_TYPE {
 486     BWRITERSTT_UNKNOWN = 0,
 487     BWRITERSTT_1D = 1,
 488     BWRITERSTT_2D = 2,
 489     BWRITERSTT_CUBE = 3,
 490     BWRITERSTT_VOLUME = 4,
 491 } BWRITERSAMPLER_TEXTURE_TYPE;
 492
 493 #define BWRITERSI_TEXLD_PROJECT 1
 494 #define BWRITERSI_TEXLD_BIAS    2
 495
 496 typedef enum _BWRITERSHADER_PARAM_SRCMOD_TYPE {
 497     BWRITERSPSM_NONE = 0,
 498     BWRITERSPSM_NEG,
 499     BWRITERSPSM_BIAS,
 500     BWRITERSPSM_BIASNEG,
 501     BWRITERSPSM_SIGN,
 502     BWRITERSPSM_SIGNNEG,
 503     BWRITERSPSM_COMP,
 504     BWRITERSPSM_X2,
 505     BWRITERSPSM_X2NEG,
 506     BWRITERSPSM_DZ,
 507     BWRITERSPSM_DW,
 508     BWRITERSPSM_ABS,
 509     BWRITERSPSM_ABSNEG,
 510     BWRITERSPSM_NOT,
 511 } BWRITERSHADER_PARAM_SRCMOD_TYPE;
 512
 513 #define BWRITER_SM1_VS  0xfffe
 514 #define BWRITER_SM1_PS  0xffff
 515
 516 #define BWRITERPS_VERSION(major, minor) ((BWRITER_SM1_PS << 16) | ((major) << 8) | (minor))
 517 #define BWRITERVS_VERSION(major, minor) ((BWRITER_SM1_VS << 16) | ((major) << 8) | (minor))
 518
 519 #define BWRITERVS_SWIZZLE_SHIFT      16
 520 #define BWRITERVS_SWIZZLE_MASK       (0xFF << BWRITERVS_SWIZZLE_SHIFT)
 521
 522 #define BWRITERVS_X_X       (0 << BWRITERVS_SWIZZLE_SHIFT)
 523 #define BWRITERVS_X_Y       (1 << BWRITERVS_SWIZZLE_SHIFT)
 524 #define BWRITERVS_X_Z       (2 << BWRITERVS_SWIZZLE_SHIFT)
 525 #define BWRITERVS_X_W       (3 << BWRITERVS_SWIZZLE_SHIFT)
 526
 527 #define BWRITERVS_Y_X       (0 << (BWRITERVS_SWIZZLE_SHIFT + 2))
 528 #define BWRITERVS_Y_Y       (1 << (BWRITERVS_SWIZZLE_SHIFT + 2))
 529 #define BWRITERVS_Y_Z       (2 << (BWRITERVS_SWIZZLE_SHIFT + 2))
 530 #define BWRITERVS_Y_W       (3 << (BWRITERVS_SWIZZLE_SHIFT + 2))
 531
 532 #define BWRITERVS_Z_X       (0 << (BWRITERVS_SWIZZLE_SHIFT + 4))
 533 #define BWRITERVS_Z_Y       (1 << (BWRITERVS_SWIZZLE_SHIFT + 4))
 534 #define BWRITERVS_Z_Z       (2 << (BWRITERVS_SWIZZLE_SHIFT + 4))
 535 #define BWRITERVS_Z_W       (3 << (BWRITERVS_SWIZZLE_SHIFT + 4))
 536
 537 #define BWRITERVS_W_X       (0 << (BWRITERVS_SWIZZLE_SHIFT + 6))
 538 #define BWRITERVS_W_Y       (1 << (BWRITERVS_SWIZZLE_SHIFT + 6))
 539 #define BWRITERVS_W_Z       (2 << (BWRITERVS_SWIZZLE_SHIFT + 6))
 540 #define BWRITERVS_W_W       (3 << (BWRITERVS_SWIZZLE_SHIFT + 6))
 541
 542 #define BWRITERVS_NOSWIZZLE (BWRITERVS_X_X | BWRITERVS_Y_Y | BWRITERVS_Z_Z | BWRITERVS_W_W)
 543
 544 #define BWRITERVS_SWIZZLE_X (BWRITERVS_X_X | BWRITERVS_Y_X | BWRITERVS_Z_X | BWRITERVS_W_X)
 545 #define BWRITERVS_SWIZZLE_Y (BWRITERVS_X_Y | BWRITERVS_Y_Y | BWRITERVS_Z_Y | BWRITERVS_W_Y)
 546 #define BWRITERVS_SWIZZLE_Z (BWRITERVS_X_Z | BWRITERVS_Y_Z | BWRITERVS_Z_Z | BWRITERVS_W_Z)
 547 #define BWRITERVS_SWIZZLE_W (BWRITERVS_X_W | BWRITERVS_Y_W | BWRITERVS_Z_W | BWRITERVS_W_W)
 548
 549 typedef enum _BWRITERDECLUSAGE {
 550     BWRITERDECLUSAGE_POSITION,
 551     BWRITERDECLUSAGE_BLENDWEIGHT,
 552     BWRITERDECLUSAGE_BLENDINDICES,
 553     BWRITERDECLUSAGE_NORMAL,
 554     BWRITERDECLUSAGE_PSIZE,
 555     BWRITERDECLUSAGE_TEXCOORD,
 556     BWRITERDECLUSAGE_TANGENT,
 557     BWRITERDECLUSAGE_BINORMAL,
 558     BWRITERDECLUSAGE_TESSFACTOR,
 559     BWRITERDECLUSAGE_POSITIONT,
 560     BWRITERDECLUSAGE_COLOR,
 561     BWRITERDECLUSAGE_FOG,
 562     BWRITERDECLUSAGE_DEPTH,
 563     BWRITERDECLUSAGE_SAMPLE
 564 } BWRITERDECLUSAGE;
 565
 566 /* ps 1.x texture registers mappings */
 567 #define T0_REG          2
 568 #define T1_REG          3
 569 #define T2_REG          4
 570 #define T3_REG          5
 571
 572 struct bwriter_shader *SlAssembleShader(const char *text, char **messages) DECLSPEC_HIDDEN;
 573 HRESULT SlWriteBytecode(const struct bwriter_shader *shader, int dxversion, DWORD **result, DWORD *size) DECLSPEC_HIDDEN;
 574 void SlDeleteShader(struct bwriter_shader *shader) DECLSPEC_HIDDEN;
 575
 576 #define MAKE_TAG(ch0, ch1, ch2, ch3) \
 577     ((DWORD)(ch0) | ((DWORD)(ch1) << 8) | \
 578     ((DWORD)(ch2) << 16) | ((DWORD)(ch3) << 24 ))
 579 #define TAG_Aon9 MAKE_TAG('A', 'o', 'n', '9')
 580 #define TAG_DXBC MAKE_TAG('D', 'X', 'B', 'C')
 581 #define TAG_ISGN MAKE_TAG('I', 'S', 'G', 'N')
 582 #define TAG_OSGN MAKE_TAG('O', 'S', 'G', 'N')
 583 #define TAG_OSG5 MAKE_TAG('O', 'S', 'G', '5')
 584 #define TAG_PCSG MAKE_TAG('P', 'C', 'S', 'G')
 585 #define TAG_RDEF MAKE_TAG('R', 'D', 'E', 'F')
 586 #define TAG_SDBG MAKE_TAG('S', 'D', 'B', 'G')
 587 #define TAG_SHDR MAKE_TAG('S', 'H', 'D', 'R')
 588 #define TAG_SHEX MAKE_TAG('S', 'H', 'E', 'X')
 589 #define TAG_STAT MAKE_TAG('S', 'T', 'A', 'T')
 590 #define TAG_XNAP MAKE_TAG('X', 'N', 'A', 'P')
 591 #define TAG_XNAS MAKE_TAG('X', 'N', 'A', 'S')
 592
 593 struct dxbc_section
 594 {
 595     DWORD tag;
 596     const char *data;
 597     DWORD data_size;
 598 };
 599
 600 struct dxbc
 601 {
 602     UINT size;
 603     UINT count;
 604     struct dxbc_section *sections;
 605 };
 606
 607 HRESULT dxbc_write_blob(struct dxbc *dxbc, ID3DBlob **blob) DECLSPEC_HIDDEN;
 608 void dxbc_destroy(struct dxbc *dxbc) DECLSPEC_HIDDEN;
 609 HRESULT dxbc_parse(const char *data, SIZE_T data_size, struct dxbc *dxbc) DECLSPEC_HIDDEN;
 610 HRESULT dxbc_add_section(struct dxbc *dxbc, DWORD tag, const char *data, DWORD data_size) DECLSPEC_HIDDEN;
 611 HRESULT dxbc_init(struct dxbc *dxbc, DWORD count) DECLSPEC_HIDDEN;
 612
 613 static inline void read_dword(const char **ptr, DWORD *d)
 614 {
 615     memcpy(d, *ptr, sizeof(*d));
 616     *ptr += sizeof(*d);
 617 }
 618
 619 static inline void write_dword(char **ptr, DWORD d)
 620 {
 621     memcpy(*ptr, &d, sizeof(d));
 622     *ptr += sizeof(d);
 623 }
 624
 625 void skip_dword_unknown(const char **ptr, unsigned int count) DECLSPEC_HIDDEN;
 626
 627 #endif /* __WINE_D3DCOMPILER_PRIVATE_H */