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 #include <assert.h>
37 
38 /*
39  * This doesn't belong here, but for some functions it is possible to return that value,
40  * see http://msdn.microsoft.com/en-us/library/bb205278%28v=VS.85%29.aspx
41  * The original definition is in D3DX10core.h.
42  */
43 #define D3DERR_INVALIDCALL 0x8876086c
44 
45 /* TRACE helper functions */
46 const char *debug_d3dcompiler_d3d_blob_part(D3D_BLOB_PART part) DECLSPEC_HIDDEN;
47 const char *debug_d3dcompiler_shader_variable_class(D3D_SHADER_VARIABLE_CLASS c) DECLSPEC_HIDDEN;
48 const char *debug_d3dcompiler_shader_variable_type(D3D_SHADER_VARIABLE_TYPE t) DECLSPEC_HIDDEN;
49 
50 enum shader_type
51 {
52     ST_UNKNOWN,
53     ST_VERTEX,
54     ST_PIXEL
55 };
56 
57 enum bwriter_comparison_type
58 {
59     BWRITER_COMPARISON_NONE,
60     BWRITER_COMPARISON_GT,
61     BWRITER_COMPARISON_EQ,
62     BWRITER_COMPARISON_GE,
63     BWRITER_COMPARISON_LT,
64     BWRITER_COMPARISON_NE,
65     BWRITER_COMPARISON_LE
66 };
67 
68 struct constant {
69     DWORD                   regnum;
70     union {
71         float               f;
72         INT                 i;
73         BOOL                b;
74         DWORD               d;
75     }                       value[4];
76 };
77 
78 struct shader_reg {
79     DWORD                   type;
80     DWORD                   regnum;
81     struct shader_reg       *rel_reg;
82     DWORD                   srcmod;
83     union {
84         DWORD               swizzle;
85         DWORD               writemask;
86     } u;
87 };
88 
89 struct instruction {
90     DWORD                   opcode;
91     DWORD                   dstmod;
92     DWORD                   shift;
93     enum bwriter_comparison_type comptype;
94     BOOL                    has_dst;
95     struct shader_reg       dst;
96     struct shader_reg       *src;
97     unsigned int            num_srcs; /* For freeing the rel_regs */
98     BOOL                    has_predicate;
99     struct shader_reg       predicate;
100     BOOL                    coissue;
101 };
102 
103 struct declaration {
104     DWORD                   usage, usage_idx;
105     DWORD                   regnum;
106     DWORD                   mod;
107     DWORD                   writemask;
108     BOOL                    builtin;
109 };
110 
111 struct samplerdecl {
112     DWORD                   type;
113     DWORD                   regnum;
114     DWORD                   mod;
115 };
116 
117 #define INSTRARRAY_INITIAL_SIZE 8
118 struct bwriter_shader {
119     enum shader_type        type;
120 
121     /* Shader version selected */
122     DWORD                   version;
123 
124     /* Local constants. Every constant that is not defined below is loaded from
125      * the global constant set at shader runtime
126      */
127     struct constant         **constF;
128     struct constant         **constI;
129     struct constant         **constB;
130     unsigned int            num_cf, num_ci, num_cb;
131 
132     /* Declared input and output varyings */
133     struct declaration      *inputs, *outputs;
134     unsigned int            num_inputs, num_outputs;
135     struct samplerdecl      *samplers;
136     unsigned int            num_samplers;
137 
138     /* Are special pixel shader 3.0 registers declared? */
139     BOOL                    vPos, vFace;
140 
141     /* Array of shader instructions - The shader code itself */
142     struct instruction      **instr;
143     unsigned int            num_instrs, instr_alloc_size;
144 };
145 
146 static inline void *d3dcompiler_alloc(SIZE_T size)
147 {
148     return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
149 }
150 
151 static inline void *d3dcompiler_realloc(void *ptr, SIZE_T size)
152 {
153     return HeapReAlloc(GetProcessHeap(), 0, ptr, size);
154 }
155 
156 static inline BOOL d3dcompiler_free(void *ptr)
157 {
158     return HeapFree(GetProcessHeap(), 0, ptr);
159 }
160 
161 static inline char *d3dcompiler_strdup(const char *string)
162 {
163     char *copy;
164     SIZE_T len;
165 
166     if (!string)
167         return NULL;
168 
169     len = strlen(string);
170     copy = d3dcompiler_alloc(len + 1);
171     if (copy)
172         memcpy(copy, string, len + 1);
173     return copy;
174 }
175 
176 struct asm_parser;
177 
178 /* This structure is only used in asmshader.y, but since the .l file accesses the semantic types
179  * too it has to know it as well
180  */
181 struct rel_reg {
182     BOOL            has_rel_reg;
183     DWORD           type;
184     DWORD           additional_offset;
185     DWORD           rel_regnum;
186     DWORD           swizzle;
187 };
188 
189 #define MAX_SRC_REGS 4
190 
191 struct src_regs {
192     struct shader_reg reg[MAX_SRC_REGS];
193     unsigned int      count;
194 };
195 
196 struct asmparser_backend {
197     void (*constF)(struct asm_parser *This, DWORD reg, float x, float y, float z, float w);
198     void (*constI)(struct asm_parser *This, DWORD reg, INT x, INT y, INT z, INT w);
199     void (*constB)(struct asm_parser *This, DWORD reg, BOOL x);
200 
201     void (*dstreg)(struct asm_parser *This, struct instruction *instr,
202                    const struct shader_reg *dst);
203     void (*srcreg)(struct asm_parser *This, struct instruction *instr, int num,
204                    const struct shader_reg *src);
205 
206     void (*predicate)(struct asm_parser *This,
207                       const struct shader_reg *predicate);
208     void (*coissue)(struct asm_parser *This);
209 
210     void (*dcl_output)(struct asm_parser *This, DWORD usage, DWORD num,
211                        const struct shader_reg *reg);
212     void (*dcl_input)(struct asm_parser *This, DWORD usage, DWORD num,
213                       DWORD mod, const struct shader_reg *reg);
214     void (*dcl_sampler)(struct asm_parser *This, DWORD samptype, DWORD mod,
215                         DWORD regnum, unsigned int line_no);
216 
217     void (*end)(struct asm_parser *This);
218 
219     void (*instr)(struct asm_parser *parser, DWORD opcode, DWORD mod, DWORD shift,
220             enum bwriter_comparison_type comp, const struct shader_reg *dst,
221             const struct src_regs *srcs, int expectednsrcs);
222 };
223 
224 struct instruction *alloc_instr(unsigned int srcs) DECLSPEC_HIDDEN;
225 BOOL add_instruction(struct bwriter_shader *shader, struct instruction *instr) DECLSPEC_HIDDEN;
226 BOOL add_constF(struct bwriter_shader *shader, DWORD reg, float x, float y, float z, float w) DECLSPEC_HIDDEN;
227 BOOL add_constI(struct bwriter_shader *shader, DWORD reg, INT x, INT y, INT z, INT w) DECLSPEC_HIDDEN;
228 BOOL add_constB(struct bwriter_shader *shader, DWORD reg, BOOL x) DECLSPEC_HIDDEN;
229 BOOL record_declaration(struct bwriter_shader *shader, DWORD usage, DWORD usage_idx,
230         DWORD mod, BOOL output, DWORD regnum, DWORD writemask, BOOL builtin) DECLSPEC_HIDDEN;
231 BOOL record_sampler(struct bwriter_shader *shader, DWORD samptype, DWORD mod, DWORD regnum) DECLSPEC_HIDDEN;
232 
233 #define MESSAGEBUFFER_INITIAL_SIZE 256
234 
235 enum parse_status
236 {
237     PARSE_SUCCESS = 0,
238     PARSE_WARN = 1,
239     PARSE_ERR = 2
240 };
241 
242 struct compilation_messages
243 {
244     char *string;
245     unsigned int size;
246     unsigned int capacity;
247 };
248 
249 struct asm_parser
250 {
251     /* The function table of the parser implementation */
252     const struct asmparser_backend *funcs;
253 
254     /* Private data follows */
255     struct bwriter_shader *shader;
256     unsigned int m3x3pad_count;
257 
258     enum parse_status status;
259     struct compilation_messages messages;
260     unsigned int line_no;
261 };
262 
263 extern struct asm_parser asm_ctx DECLSPEC_HIDDEN;
264 
265 void create_vs10_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
266 void create_vs11_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
267 void create_vs20_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
268 void create_vs2x_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
269 void create_vs30_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
270 void create_ps10_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
271 void create_ps11_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
272 void create_ps12_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
273 void create_ps13_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
274 void create_ps14_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
275 void create_ps20_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
276 void create_ps2x_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
277 void create_ps30_parser(struct asm_parser *ret) DECLSPEC_HIDDEN;
278 
279 struct bwriter_shader *parse_asm_shader(char **messages) DECLSPEC_HIDDEN;
280 
281 #ifdef __GNUC__
282 #define PRINTF_ATTR(fmt,args) __attribute__((format (printf,fmt,args)))
283 #else
284 #define PRINTF_ATTR(fmt,args)
285 #endif
286 
287 void compilation_message(struct compilation_messages *msg, const char *fmt, va_list args) DECLSPEC_HIDDEN;
288 void asmparser_message(struct asm_parser *ctx, const char *fmt, ...) PRINTF_ATTR(2,3) DECLSPEC_HIDDEN;
289 static inline void set_parse_status(enum parse_status *current, enum parse_status update)
290 {
291     if (update == PARSE_ERR)
292         *current = PARSE_ERR;
293     else if (update == PARSE_WARN && *current == PARSE_SUCCESS)
294         *current = PARSE_WARN;
295 }
296 
297 /* A reasonable value as initial size */
298 #define BYTECODEBUFFER_INITIAL_SIZE 32
299 struct bytecode_buffer {
300     DWORD *data;
301     DWORD size;
302     DWORD alloc_size;
303     /* For tracking rare out of memory situations without passing
304      * return values around everywhere
305      */
306     HRESULT state;
307 };
308 
309 struct bc_writer; /* Predeclaration for use in vtable parameters */
310 
311 typedef void (*instr_writer)(struct bc_writer *This,
312                              const struct instruction *instr,
313                              struct bytecode_buffer *buffer);
314 
315 struct bytecode_backend {
316     void (*header)(struct bc_writer *This, const struct bwriter_shader *shader,
317                    struct bytecode_buffer *buffer);
318     void (*end)(struct bc_writer *This, const struct bwriter_shader *shader,
319                 struct bytecode_buffer *buffer);
320     void (*srcreg)(struct bc_writer *This, const struct shader_reg *reg,
321                    struct bytecode_buffer *buffer);
322     void (*dstreg)(struct bc_writer *This, const struct shader_reg *reg,
323                    struct bytecode_buffer *buffer, DWORD shift, DWORD mod);
324     void (*opcode)(struct bc_writer *This, const struct instruction *instr,
325                    DWORD token, struct bytecode_buffer *buffer);
326 
327     const struct instr_handler_table {
328         DWORD opcode;
329         instr_writer func;
330     } *instructions;
331 };
332 
333 /* Bytecode writing stuff */
334 struct bc_writer {
335     const struct bytecode_backend *funcs;
336 
337     /* Avoid result checking */
338     HRESULT                       state;
339 
340     DWORD                         version;
341 
342     /* Vertex shader varying mapping */
343     DWORD                         oPos_regnum;
344     DWORD                         oD_regnum[2];
345     DWORD                         oT_regnum[8];
346     DWORD                         oFog_regnum;
347     DWORD                         oFog_mask;
348     DWORD                         oPts_regnum;
349     DWORD                         oPts_mask;
350 
351     /* Pixel shader specific members */
352     DWORD                         t_regnum[8];
353     DWORD                         v_regnum[2];
354 };
355 
356 /* Debug utility routines */
357 const char *debug_print_srcmod(DWORD mod) DECLSPEC_HIDDEN;
358 const char *debug_print_dstmod(DWORD mod) DECLSPEC_HIDDEN;
359 const char *debug_print_shift(DWORD shift) DECLSPEC_HIDDEN;
360 const char *debug_print_dstreg(const struct shader_reg *reg) DECLSPEC_HIDDEN;
361 const char *debug_print_srcreg(const struct shader_reg *reg) DECLSPEC_HIDDEN;
362 const char *debug_print_comp(DWORD comp) DECLSPEC_HIDDEN;
363 const char *debug_print_opcode(DWORD opcode) DECLSPEC_HIDDEN;
364 
365 /* Used to signal an incorrect swizzle/writemask */
366 #define SWIZZLE_ERR ~0U
367 
368 /* Enumerations and defines used in the bytecode writer intermediate
369  * representation. */
370 enum bwritershader_instruction_opcode_type
371 {
372     BWRITERSIO_NOP,
373     BWRITERSIO_MOV,
374     BWRITERSIO_ADD,
375     BWRITERSIO_SUB,
376     BWRITERSIO_MAD,
377     BWRITERSIO_MUL,
378     BWRITERSIO_RCP,
379     BWRITERSIO_RSQ,
380     BWRITERSIO_DP3,
381     BWRITERSIO_DP4,
382     BWRITERSIO_MIN,
383     BWRITERSIO_MAX,
384     BWRITERSIO_SLT,
385     BWRITERSIO_SGE,
386     BWRITERSIO_EXP,
387     BWRITERSIO_LOG,
388     BWRITERSIO_LIT,
389     BWRITERSIO_DST,
390     BWRITERSIO_LRP,
391     BWRITERSIO_FRC,
392     BWRITERSIO_M4x4,
393     BWRITERSIO_M4x3,
394     BWRITERSIO_M3x4,
395     BWRITERSIO_M3x3,
396     BWRITERSIO_M3x2,
397     BWRITERSIO_CALL,
398     BWRITERSIO_CALLNZ,
399     BWRITERSIO_LOOP,
400     BWRITERSIO_RET,
401     BWRITERSIO_ENDLOOP,
402     BWRITERSIO_LABEL,
403     BWRITERSIO_DCL,
404     BWRITERSIO_POW,
405     BWRITERSIO_CRS,
406     BWRITERSIO_SGN,
407     BWRITERSIO_ABS,
408     BWRITERSIO_NRM,
409     BWRITERSIO_SINCOS,
410     BWRITERSIO_REP,
411     BWRITERSIO_ENDREP,
412     BWRITERSIO_IF,
413     BWRITERSIO_IFC,
414     BWRITERSIO_ELSE,
415     BWRITERSIO_ENDIF,
416     BWRITERSIO_BREAK,
417     BWRITERSIO_BREAKC,
418     BWRITERSIO_MOVA,
419     BWRITERSIO_DEFB,
420     BWRITERSIO_DEFI,
421 
422     BWRITERSIO_TEXCOORD,
423     BWRITERSIO_TEXKILL,
424     BWRITERSIO_TEX,
425     BWRITERSIO_TEXBEM,
426     BWRITERSIO_TEXBEML,
427     BWRITERSIO_TEXREG2AR,
428     BWRITERSIO_TEXREG2GB,
429     BWRITERSIO_TEXM3x2PAD,
430     BWRITERSIO_TEXM3x2TEX,
431     BWRITERSIO_TEXM3x3PAD,
432     BWRITERSIO_TEXM3x3TEX,
433     BWRITERSIO_TEXM3x3SPEC,
434     BWRITERSIO_TEXM3x3VSPEC,
435     BWRITERSIO_EXPP,
436     BWRITERSIO_LOGP,
437     BWRITERSIO_CND,
438     BWRITERSIO_DEF,
439     BWRITERSIO_TEXREG2RGB,
440     BWRITERSIO_TEXDP3TEX,
441     BWRITERSIO_TEXM3x2DEPTH,
442     BWRITERSIO_TEXDP3,
443     BWRITERSIO_TEXM3x3,
444     BWRITERSIO_TEXDEPTH,
445     BWRITERSIO_CMP,
446     BWRITERSIO_BEM,
447     BWRITERSIO_DP2ADD,
448     BWRITERSIO_DSX,
449     BWRITERSIO_DSY,
450     BWRITERSIO_TEXLDD,
451     BWRITERSIO_SETP,
452     BWRITERSIO_TEXLDL,
453     BWRITERSIO_BREAKP,
454     BWRITERSIO_TEXLDP,
455     BWRITERSIO_TEXLDB,
456 
457     BWRITERSIO_PHASE,
458     BWRITERSIO_COMMENT,
459     BWRITERSIO_END,
460 };
461 
462 enum bwritershader_param_register_type
463 {
464     BWRITERSPR_TEMP,
465     BWRITERSPR_INPUT,
466     BWRITERSPR_CONST,
467     BWRITERSPR_ADDR,
468     BWRITERSPR_TEXTURE,
469     BWRITERSPR_RASTOUT,
470     BWRITERSPR_ATTROUT,
471     BWRITERSPR_TEXCRDOUT,
472     BWRITERSPR_OUTPUT,
473     BWRITERSPR_CONSTINT,
474     BWRITERSPR_COLOROUT,
475     BWRITERSPR_DEPTHOUT,
476     BWRITERSPR_SAMPLER,
477     BWRITERSPR_CONSTBOOL,
478     BWRITERSPR_LOOP,
479     BWRITERSPR_MISCTYPE,
480     BWRITERSPR_LABEL,
481     BWRITERSPR_PREDICATE
482 };
483 
484 enum bwritervs_rastout_offsets
485 {
486     BWRITERSRO_POSITION,
487     BWRITERSRO_FOG,
488     BWRITERSRO_POINT_SIZE
489 };
490 
491 #define BWRITERSP_WRITEMASK_0   0x1 /* .x r */
492 #define BWRITERSP_WRITEMASK_1   0x2 /* .y g */
493 #define BWRITERSP_WRITEMASK_2   0x4 /* .z b */
494 #define BWRITERSP_WRITEMASK_3   0x8 /* .w a */
495 #define BWRITERSP_WRITEMASK_ALL 0xf /* all */
496 
497 enum bwritershader_param_dstmod_type
498 {
499     BWRITERSPDM_NONE = 0,
500     BWRITERSPDM_SATURATE = 1,
501     BWRITERSPDM_PARTIALPRECISION = 2,
502     BWRITERSPDM_MSAMPCENTROID = 4,
503 };
504 
505 enum bwritersampler_texture_type
506 {
507     BWRITERSTT_UNKNOWN = 0,
508     BWRITERSTT_1D = 1,
509     BWRITERSTT_2D = 2,
510     BWRITERSTT_CUBE = 3,
511     BWRITERSTT_VOLUME = 4,
512 };
513 
514 #define BWRITERSI_TEXLD_PROJECT 1
515 #define BWRITERSI_TEXLD_BIAS    2
516 
517 enum bwritershader_param_srcmod_type
518 {
519     BWRITERSPSM_NONE = 0,
520     BWRITERSPSM_NEG,
521     BWRITERSPSM_BIAS,
522     BWRITERSPSM_BIASNEG,
523     BWRITERSPSM_SIGN,
524     BWRITERSPSM_SIGNNEG,
525     BWRITERSPSM_COMP,
526     BWRITERSPSM_X2,
527     BWRITERSPSM_X2NEG,
528     BWRITERSPSM_DZ,
529     BWRITERSPSM_DW,
530     BWRITERSPSM_ABS,
531     BWRITERSPSM_ABSNEG,
532     BWRITERSPSM_NOT,
533 };
534 
535 #define BWRITER_SM1_VS  0xfffeu
536 #define BWRITER_SM1_PS  0xffffu
537 
538 #define BWRITERPS_VERSION(major, minor) ((BWRITER_SM1_PS << 16) | ((major) << 8) | (minor))
539 #define BWRITERVS_VERSION(major, minor) ((BWRITER_SM1_VS << 16) | ((major) << 8) | (minor))
540 
541 #define BWRITERVS_SWIZZLE_SHIFT      16
542 #define BWRITERVS_SWIZZLE_MASK       (0xFF << BWRITERVS_SWIZZLE_SHIFT)
543 
544 #define BWRITERVS_X_X       (0 << BWRITERVS_SWIZZLE_SHIFT)
545 #define BWRITERVS_X_Y       (1 << BWRITERVS_SWIZZLE_SHIFT)
546 #define BWRITERVS_X_Z       (2 << BWRITERVS_SWIZZLE_SHIFT)
547 #define BWRITERVS_X_W       (3 << BWRITERVS_SWIZZLE_SHIFT)
548 
549 #define BWRITERVS_Y_X       (0 << (BWRITERVS_SWIZZLE_SHIFT + 2))
550 #define BWRITERVS_Y_Y       (1 << (BWRITERVS_SWIZZLE_SHIFT + 2))
551 #define BWRITERVS_Y_Z       (2 << (BWRITERVS_SWIZZLE_SHIFT + 2))
552 #define BWRITERVS_Y_W       (3 << (BWRITERVS_SWIZZLE_SHIFT + 2))
553 
554 #define BWRITERVS_Z_X       (0 << (BWRITERVS_SWIZZLE_SHIFT + 4))
555 #define BWRITERVS_Z_Y       (1 << (BWRITERVS_SWIZZLE_SHIFT + 4))
556 #define BWRITERVS_Z_Z       (2 << (BWRITERVS_SWIZZLE_SHIFT + 4))
557 #define BWRITERVS_Z_W       (3 << (BWRITERVS_SWIZZLE_SHIFT + 4))
558 
559 #define BWRITERVS_W_X       (0 << (BWRITERVS_SWIZZLE_SHIFT + 6))
560 #define BWRITERVS_W_Y       (1 << (BWRITERVS_SWIZZLE_SHIFT + 6))
561 #define BWRITERVS_W_Z       (2 << (BWRITERVS_SWIZZLE_SHIFT + 6))
562 #define BWRITERVS_W_W       (3 << (BWRITERVS_SWIZZLE_SHIFT + 6))
563 
564 #define BWRITERVS_NOSWIZZLE (BWRITERVS_X_X | BWRITERVS_Y_Y | BWRITERVS_Z_Z | BWRITERVS_W_W)
565 
566 #define BWRITERVS_SWIZZLE_X (BWRITERVS_X_X | BWRITERVS_Y_X | BWRITERVS_Z_X | BWRITERVS_W_X)
567 #define BWRITERVS_SWIZZLE_Y (BWRITERVS_X_Y | BWRITERVS_Y_Y | BWRITERVS_Z_Y | BWRITERVS_W_Y)
568 #define BWRITERVS_SWIZZLE_Z (BWRITERVS_X_Z | BWRITERVS_Y_Z | BWRITERVS_Z_Z | BWRITERVS_W_Z)
569 #define BWRITERVS_SWIZZLE_W (BWRITERVS_X_W | BWRITERVS_Y_W | BWRITERVS_Z_W | BWRITERVS_W_W)
570 
571 enum bwriterdeclusage
572 {
573     BWRITERDECLUSAGE_POSITION,
574     BWRITERDECLUSAGE_BLENDWEIGHT,
575     BWRITERDECLUSAGE_BLENDINDICES,
576     BWRITERDECLUSAGE_NORMAL,
577     BWRITERDECLUSAGE_PSIZE,
578     BWRITERDECLUSAGE_TEXCOORD,
579     BWRITERDECLUSAGE_TANGENT,
580     BWRITERDECLUSAGE_BINORMAL,
581     BWRITERDECLUSAGE_TESSFACTOR,
582     BWRITERDECLUSAGE_POSITIONT,
583     BWRITERDECLUSAGE_COLOR,
584     BWRITERDECLUSAGE_FOG,
585     BWRITERDECLUSAGE_DEPTH,
586     BWRITERDECLUSAGE_SAMPLE
587 };
588 
589 /* ps 1.x texture registers mappings */
590 #define T0_REG          2
591 #define T1_REG          3
592 #define T2_REG          4
593 #define T3_REG          5
594 
595 struct bwriter_shader *SlAssembleShader(const char *text, char **messages) DECLSPEC_HIDDEN;
596 HRESULT SlWriteBytecode(const struct bwriter_shader *shader, int dxversion, DWORD **result, DWORD *size) DECLSPEC_HIDDEN;
597 void SlDeleteShader(struct bwriter_shader *shader) DECLSPEC_HIDDEN;
598 
599 /* The general IR structure is inspired by Mesa GLSL hir, even though the code
600  * ends up being quite different in practice. Anyway, here comes the relevant
601  * licensing information.
602  *
603  * Copyright © 2010 Intel Corporation
604  *
605  * Permission is hereby granted, free of charge, to any person obtaining a
606  * copy of this software and associated documentation files (the "Software"),
607  * to deal in the Software without restriction, including without limitation
608  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
609  * and/or sell copies of the Software, and to permit persons to whom the
610  * Software is furnished to do so, subject to the following conditions:
611  *
612  * The above copyright notice and this permission notice (including the next
613  * paragraph) shall be included in all copies or substantial portions of the
614  * Software.
615  *
616  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
617  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
618  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
619  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
620  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
621  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
622  * DEALINGS IN THE SOFTWARE.
623  */
624 
625 enum hlsl_type_class
626 {
627     HLSL_CLASS_SCALAR,
628     HLSL_CLASS_VECTOR,
629     HLSL_CLASS_MATRIX,
630     HLSL_CLASS_LAST_NUMERIC = HLSL_CLASS_MATRIX,
631     HLSL_CLASS_STRUCT,
632     HLSL_CLASS_ARRAY,
633     HLSL_CLASS_OBJECT,
634 };
635 
636 enum hlsl_base_type
637 {
638     HLSL_TYPE_FLOAT,
639     HLSL_TYPE_HALF,
640     HLSL_TYPE_DOUBLE,
641     HLSL_TYPE_INT,
642     HLSL_TYPE_UINT,
643     HLSL_TYPE_BOOL,
644     HLSL_TYPE_LAST_SCALAR = HLSL_TYPE_BOOL,
645     HLSL_TYPE_SAMPLER,
646     HLSL_TYPE_TEXTURE,
647     HLSL_TYPE_PIXELSHADER,
648     HLSL_TYPE_VERTEXSHADER,
649     HLSL_TYPE_STRING,
650     HLSL_TYPE_VOID,
651 };
652 
653 enum hlsl_sampler_dim
654 {
655    HLSL_SAMPLER_DIM_GENERIC,
656    HLSL_SAMPLER_DIM_1D,
657    HLSL_SAMPLER_DIM_2D,
658    HLSL_SAMPLER_DIM_3D,
659    HLSL_SAMPLER_DIM_CUBE,
660 };
661 
662 enum hlsl_matrix_majority
663 {
664     HLSL_COLUMN_MAJOR,
665     HLSL_ROW_MAJOR
666 };
667 
668 struct hlsl_type
669 {
670     struct list entry;
671     struct wine_rb_entry scope_entry;
672     enum hlsl_type_class type;
673     enum hlsl_base_type base_type;
674     enum hlsl_sampler_dim sampler_dim;
675     const char *name;
676     unsigned int modifiers;
677     unsigned int dimx;
678     unsigned int dimy;
679     union
680     {
681         struct list *elements;
682         struct
683         {
684             struct hlsl_type *type;
685             unsigned int elements_count;
686         } array;
687     } e;
688 };
689 
690 struct hlsl_struct_field
691 {
692     struct list entry;
693     struct hlsl_type *type;
694     const char *name;
695     const char *semantic;
696     DWORD modifiers;
697 };
698 
699 struct source_location
700 {
701     const char *file;
702     unsigned int line;
703     unsigned int col;
704 };
705 
706 enum hlsl_ir_node_type
707 {
708     HLSL_IR_VAR = 0,
709     HLSL_IR_ASSIGNMENT,
710     HLSL_IR_CONSTANT,
711     HLSL_IR_CONSTRUCTOR,
712     HLSL_IR_DEREF,
713     HLSL_IR_EXPR,
714     HLSL_IR_FUNCTION_DECL,
715     HLSL_IR_IF,
716     HLSL_IR_LOOP,
717     HLSL_IR_JUMP,
718     HLSL_IR_SWIZZLE,
719 };
720 
721 struct hlsl_ir_node
722 {
723     struct list entry;
724     enum hlsl_ir_node_type type;
725     struct hlsl_type *data_type;
726 
727     struct source_location loc;
728 };
729 
730 #define HLSL_STORAGE_EXTERN          0x00000001
731 #define HLSL_STORAGE_NOINTERPOLATION 0x00000002
732 #define HLSL_MODIFIER_PRECISE        0x00000004
733 #define HLSL_STORAGE_SHARED          0x00000008
734 #define HLSL_STORAGE_GROUPSHARED     0x00000010
735 #define HLSL_STORAGE_STATIC          0x00000020
736 #define HLSL_STORAGE_UNIFORM         0x00000040
737 #define HLSL_STORAGE_VOLATILE        0x00000080
738 #define HLSL_MODIFIER_CONST          0x00000100
739 #define HLSL_MODIFIER_ROW_MAJOR      0x00000200
740 #define HLSL_MODIFIER_COLUMN_MAJOR   0x00000400
741 #define HLSL_MODIFIER_IN             0x00000800
742 #define HLSL_MODIFIER_OUT            0x00001000
743 
744 #define HLSL_TYPE_MODIFIERS_MASK     (HLSL_MODIFIER_PRECISE | HLSL_STORAGE_VOLATILE | \
745                                       HLSL_MODIFIER_CONST | HLSL_MODIFIER_ROW_MAJOR | \
746                                       HLSL_MODIFIER_COLUMN_MAJOR)
747 
748 #define HLSL_MODIFIERS_COMPARISON_MASK (HLSL_MODIFIER_ROW_MAJOR | HLSL_MODIFIER_COLUMN_MAJOR)
749 
750 struct reg_reservation
751 {
752     enum bwritershader_param_register_type type;
753     DWORD regnum;
754 };
755 
756 struct hlsl_ir_var
757 {
758     struct hlsl_ir_node node;
759     const char *name;
760     const char *semantic;
761     unsigned int modifiers;
762     const struct reg_reservation *reg_reservation;
763     struct list scope_entry;
764 
765     struct hlsl_var_allocation *allocation;
766 };
767 
768 struct hlsl_ir_function
769 {
770     struct wine_rb_entry entry;
771     const char *name;
772     struct wine_rb_tree overloads;
773     BOOL intrinsic;
774 };
775 
776 struct hlsl_ir_function_decl
777 {
778     struct hlsl_ir_node node;
779     struct wine_rb_entry entry;
780     struct hlsl_ir_function *func;
781     const char *semantic;
782     struct list *parameters;
783     struct list *body;
784 };
785 
786 struct hlsl_ir_if
787 {
788     struct hlsl_ir_node node;
789     struct hlsl_ir_node *condition;
790     struct list *then_instrs;
791     struct list *else_instrs;
792 };
793 
794 struct hlsl_ir_loop
795 {
796     struct hlsl_ir_node node;
797     /* loop condition is stored in the body (as "if (!condition) break;") */
798     struct list *body;
799 };
800 
801 struct hlsl_ir_assignment
802 {
803     struct hlsl_ir_node node;
804     struct hlsl_ir_node *lhs;
805     struct hlsl_ir_node *rhs;
806     unsigned char writemask;
807 };
808 
809 enum hlsl_ir_expr_op {
810     HLSL_IR_UNOP_BIT_NOT = 0,
811     HLSL_IR_UNOP_LOGIC_NOT,
812     HLSL_IR_UNOP_NEG,
813     HLSL_IR_UNOP_ABS,
814     HLSL_IR_UNOP_SIGN,
815     HLSL_IR_UNOP_RCP,
816     HLSL_IR_UNOP_RSQ,
817     HLSL_IR_UNOP_SQRT,
818     HLSL_IR_UNOP_NRM,
819     HLSL_IR_UNOP_EXP2,
820     HLSL_IR_UNOP_LOG2,
821 
822     HLSL_IR_UNOP_CAST,
823 
824     HLSL_IR_UNOP_FRACT,
825 
826     HLSL_IR_UNOP_SIN,
827     HLSL_IR_UNOP_COS,
828     HLSL_IR_UNOP_SIN_REDUCED,    /* Reduced range [-pi, pi] */
829     HLSL_IR_UNOP_COS_REDUCED,    /* Reduced range [-pi, pi] */
830 
831     HLSL_IR_UNOP_DSX,
832     HLSL_IR_UNOP_DSY,
833 
834     HLSL_IR_UNOP_SAT,
835 
836     HLSL_IR_UNOP_PREINC,
837     HLSL_IR_UNOP_PREDEC,
838     HLSL_IR_UNOP_POSTINC,
839     HLSL_IR_UNOP_POSTDEC,
840 
841     HLSL_IR_BINOP_ADD,
842     HLSL_IR_BINOP_SUB,
843     HLSL_IR_BINOP_MUL,
844     HLSL_IR_BINOP_DIV,
845 
846     HLSL_IR_BINOP_MOD,
847 
848     HLSL_IR_BINOP_LESS,
849     HLSL_IR_BINOP_GREATER,
850     HLSL_IR_BINOP_LEQUAL,
851     HLSL_IR_BINOP_GEQUAL,
852     HLSL_IR_BINOP_EQUAL,
853     HLSL_IR_BINOP_NEQUAL,
854 
855     HLSL_IR_BINOP_LOGIC_AND,
856     HLSL_IR_BINOP_LOGIC_OR,
857 
858     HLSL_IR_BINOP_LSHIFT,
859     HLSL_IR_BINOP_RSHIFT,
860     HLSL_IR_BINOP_BIT_AND,
861     HLSL_IR_BINOP_BIT_OR,
862     HLSL_IR_BINOP_BIT_XOR,
863 
864     HLSL_IR_BINOP_DOT,
865     HLSL_IR_BINOP_CRS,
866     HLSL_IR_BINOP_MIN,
867     HLSL_IR_BINOP_MAX,
868 
869     HLSL_IR_BINOP_POW,
870 
871     HLSL_IR_TEROP_LERP,
872 
873     HLSL_IR_SEQUENCE,
874 };
875 
876 struct hlsl_ir_expr
877 {
878     struct hlsl_ir_node node;
879     enum hlsl_ir_expr_op op;
880     struct hlsl_ir_node *operands[3];
881     struct list *subexpressions;
882 };
883 
884 enum hlsl_ir_jump_type
885 {
886     HLSL_IR_JUMP_BREAK,
887     HLSL_IR_JUMP_CONTINUE,
888     HLSL_IR_JUMP_DISCARD,
889     HLSL_IR_JUMP_RETURN,
890 };
891 
892 struct hlsl_ir_jump
893 {
894     struct hlsl_ir_node node;
895     enum hlsl_ir_jump_type type;
896     struct hlsl_ir_node *return_value;
897 };
898 
899 struct hlsl_ir_swizzle
900 {
901     struct hlsl_ir_node node;
902     struct hlsl_ir_node *val;
903     DWORD swizzle;
904 };
905 
906 enum hlsl_ir_deref_type
907 {
908     HLSL_IR_DEREF_VAR,
909     HLSL_IR_DEREF_ARRAY,
910     HLSL_IR_DEREF_RECORD,
911 };
912 
913 struct hlsl_ir_deref
914 {
915     struct hlsl_ir_node node;
916     enum hlsl_ir_deref_type type;
917     union
918     {
919         struct hlsl_ir_var *var;
920         struct
921         {
922             struct hlsl_ir_node *array;
923             struct hlsl_ir_node *index;
924         } array;
925         struct
926         {
927             struct hlsl_ir_node *record;
928             struct hlsl_struct_field *field;
929         } record;
930     } v;
931 };
932 
933 struct hlsl_ir_constant
934 {
935     struct hlsl_ir_node node;
936     union
937     {
938         union
939         {
940             unsigned u[16];
941             int i[16];
942             float f[16];
943             double d[16];
944             BOOL b[16];
945         } value;
946         struct hlsl_ir_constant *array_elements;
947         struct list *struct_elements;
948     } v;
949 };
950 
951 struct hlsl_ir_constructor
952 {
953     struct hlsl_ir_node node;
954     struct list *arguments;
955 };
956 
957 struct hlsl_scope
958 {
959     struct list entry;
960     struct list vars;
961     struct wine_rb_tree types;
962     struct hlsl_scope *upper;
963 };
964 
965 /* Structures used only during parsing */
966 struct parse_parameter
967 {
968     struct hlsl_type *type;
969     const char *name;
970     const char *semantic;
971     const struct reg_reservation *reg_reservation;
972     unsigned int modifiers;
973 };
974 
975 struct parse_colon_attribute
976 {
977     const char *semantic;
978     struct reg_reservation *reg_reservation;
979 };
980 
981 struct parse_variable_def
982 {
983     struct list entry;
984     struct source_location loc;
985 
986     char *name;
987     unsigned int array_size;
988     const char *semantic;
989     struct reg_reservation *reg_reservation;
990     struct list *initializer;
991 };
992 
993 struct parse_function
994 {
995     char *name;
996     struct hlsl_ir_function_decl *decl;
997 };
998 
999 struct parse_if_body
1000 {
1001     struct list *then_instrs;
1002     struct list *else_instrs;
1003 };
1004 
1005 enum parse_unary_op
1006 {
1007     UNARY_OP_PLUS,
1008     UNARY_OP_MINUS,
1009     UNARY_OP_LOGICNOT,
1010     UNARY_OP_BITNOT,
1011 };
1012 
1013 enum parse_assign_op
1014 {
1015     ASSIGN_OP_ASSIGN,
1016     ASSIGN_OP_ADD,
1017     ASSIGN_OP_SUB,
1018     ASSIGN_OP_MUL,
1019     ASSIGN_OP_DIV,
1020     ASSIGN_OP_MOD,
1021     ASSIGN_OP_LSHIFT,
1022     ASSIGN_OP_RSHIFT,
1023     ASSIGN_OP_AND,
1024     ASSIGN_OP_OR,
1025     ASSIGN_OP_XOR,
1026 };
1027 
1028 struct hlsl_parse_ctx
1029 {
1030     const char **source_files;
1031     unsigned int source_files_count;
1032     const char *source_file;
1033     unsigned int line_no;
1034     unsigned int column;
1035     enum parse_status status;
1036     struct compilation_messages messages;
1037 
1038     struct hlsl_scope *cur_scope;
1039     struct hlsl_scope *globals;
1040     struct list scopes;
1041 
1042     struct list types;
1043     struct wine_rb_tree functions;
1044 
1045     enum hlsl_matrix_majority matrix_majority;
1046 };
1047 
1048 extern struct hlsl_parse_ctx hlsl_ctx DECLSPEC_HIDDEN;
1049 
1050 enum hlsl_error_level
1051 {
1052     HLSL_LEVEL_ERROR = 0,
1053     HLSL_LEVEL_WARNING,
1054     HLSL_LEVEL_NOTE,
1055 };
1056 
1057 void hlsl_message(const char *fmt, ...) PRINTF_ATTR(1,2) DECLSPEC_HIDDEN;
1058 void hlsl_report_message(const char *filename, DWORD line, DWORD column,
1059         enum hlsl_error_level level, const char *fmt, ...) PRINTF_ATTR(5,6) DECLSPEC_HIDDEN;
1060 
1061 static inline struct hlsl_ir_var *var_from_node(const struct hlsl_ir_node *node)
1062 {
1063     assert(node->type == HLSL_IR_VAR);
1064     return CONTAINING_RECORD(node, struct hlsl_ir_var, node);
1065 }
1066 
1067 static inline struct hlsl_ir_expr *expr_from_node(const struct hlsl_ir_node *node)
1068 {
1069     assert(node->type == HLSL_IR_EXPR);
1070     return CONTAINING_RECORD(node, struct hlsl_ir_expr, node);
1071 }
1072 
1073 static inline struct hlsl_ir_deref *deref_from_node(const struct hlsl_ir_node *node)
1074 {
1075     assert(node->type == HLSL_IR_DEREF);
1076     return CONTAINING_RECORD(node, struct hlsl_ir_deref, node);
1077 }
1078 
1079 static inline struct hlsl_ir_constant *constant_from_node(const struct hlsl_ir_node *node)
1080 {
1081     assert(node->type == HLSL_IR_CONSTANT);
1082     return CONTAINING_RECORD(node, struct hlsl_ir_constant, node);
1083 }
1084 
1085 static inline struct hlsl_ir_jump *jump_from_node(const struct hlsl_ir_node *node)
1086 {
1087     assert(node->type == HLSL_IR_JUMP);
1088     return CONTAINING_RECORD(node, struct hlsl_ir_jump, node);
1089 }
1090 
1091 static inline struct hlsl_ir_assignment *assignment_from_node(const struct hlsl_ir_node *node)
1092 {
1093     assert(node->type == HLSL_IR_ASSIGNMENT);
1094     return CONTAINING_RECORD(node, struct hlsl_ir_assignment, node);
1095 }
1096 
1097 static inline struct hlsl_ir_swizzle *swizzle_from_node(const struct hlsl_ir_node *node)
1098 {
1099     assert(node->type == HLSL_IR_SWIZZLE);
1100     return CONTAINING_RECORD(node, struct hlsl_ir_swizzle, node);
1101 }
1102 
1103 static inline struct hlsl_ir_constructor *constructor_from_node(const struct hlsl_ir_node *node)
1104 {
1105     assert(node->type == HLSL_IR_CONSTRUCTOR);
1106     return CONTAINING_RECORD(node, struct hlsl_ir_constructor, node);
1107 }
1108 
1109 static inline struct hlsl_ir_if *if_from_node(const struct hlsl_ir_node *node)
1110 {
1111     assert(node->type == HLSL_IR_IF);
1112     return CONTAINING_RECORD(node, struct hlsl_ir_if, node);
1113 }
1114 
1115 static inline struct hlsl_ir_loop *loop_from_node(const struct hlsl_ir_node *node)
1116 {
1117     assert(node->type == HLSL_IR_LOOP);
1118     return CONTAINING_RECORD(node, struct hlsl_ir_loop, node);
1119 }
1120 
1121 BOOL add_declaration(struct hlsl_scope *scope, struct hlsl_ir_var *decl, BOOL local_var) DECLSPEC_HIDDEN;
1122 struct hlsl_ir_var *get_variable(struct hlsl_scope *scope, const char *name) DECLSPEC_HIDDEN;
1123 void free_declaration(struct hlsl_ir_var *decl) DECLSPEC_HIDDEN;
1124 struct hlsl_type *new_hlsl_type(const char *name, enum hlsl_type_class type_class,
1125         enum hlsl_base_type base_type, unsigned dimx, unsigned dimy) DECLSPEC_HIDDEN;
1126 struct hlsl_type *new_array_type(struct hlsl_type *basic_type, unsigned int array_size) DECLSPEC_HIDDEN;
1127 struct hlsl_type *clone_hlsl_type(struct hlsl_type *old) DECLSPEC_HIDDEN;
1128 struct hlsl_type *get_type(struct hlsl_scope *scope, const char *name, BOOL recursive) DECLSPEC_HIDDEN;
1129 BOOL find_function(const char *name) DECLSPEC_HIDDEN;
1130 unsigned int components_count_type(struct hlsl_type *type) DECLSPEC_HIDDEN;
1131 BOOL compare_hlsl_types(const struct hlsl_type *t1, const struct hlsl_type *t2) DECLSPEC_HIDDEN;
1132 BOOL compatible_data_types(struct hlsl_type *s1, struct hlsl_type *s2) DECLSPEC_HIDDEN;
1133 struct hlsl_ir_expr *new_expr(enum hlsl_ir_expr_op op, struct hlsl_ir_node **operands,
1134         struct source_location *loc) DECLSPEC_HIDDEN;
1135 struct hlsl_ir_expr *new_cast(struct hlsl_ir_node *node, struct hlsl_type *type,
1136 	struct source_location *loc) DECLSPEC_HIDDEN;
1137 struct hlsl_ir_expr *hlsl_mul(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1138         struct source_location *loc) DECLSPEC_HIDDEN;
1139 struct hlsl_ir_expr *hlsl_div(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1140         struct source_location *loc) DECLSPEC_HIDDEN;
1141 struct hlsl_ir_expr *hlsl_mod(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1142         struct source_location *loc) DECLSPEC_HIDDEN;
1143 struct hlsl_ir_expr *hlsl_add(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1144         struct source_location *loc) DECLSPEC_HIDDEN;
1145 struct hlsl_ir_expr *hlsl_sub(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1146         struct source_location *loc) DECLSPEC_HIDDEN;
1147 struct hlsl_ir_expr *hlsl_lt(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1148         struct source_location *loc) DECLSPEC_HIDDEN;
1149 struct hlsl_ir_expr *hlsl_gt(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1150         struct source_location *loc) DECLSPEC_HIDDEN;
1151 struct hlsl_ir_expr *hlsl_le(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1152         struct source_location *loc) DECLSPEC_HIDDEN;
1153 struct hlsl_ir_expr *hlsl_ge(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1154         struct source_location *loc) DECLSPEC_HIDDEN;
1155 struct hlsl_ir_expr *hlsl_eq(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1156         struct source_location *loc) DECLSPEC_HIDDEN;
1157 struct hlsl_ir_expr *hlsl_ne(struct hlsl_ir_node *op1, struct hlsl_ir_node *op2,
1158         struct source_location *loc) DECLSPEC_HIDDEN;
1159 struct hlsl_ir_deref *new_var_deref(struct hlsl_ir_var *var) DECLSPEC_HIDDEN;
1160 struct hlsl_ir_deref *new_record_deref(struct hlsl_ir_node *record, struct hlsl_struct_field *field) DECLSPEC_HIDDEN;
1161 struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *left, enum parse_assign_op assign_op,
1162         DWORD writemask, struct hlsl_ir_node *right) DECLSPEC_HIDDEN;
1163 void push_scope(struct hlsl_parse_ctx *ctx) DECLSPEC_HIDDEN;
1164 BOOL pop_scope(struct hlsl_parse_ctx *ctx) DECLSPEC_HIDDEN;
1165 struct hlsl_ir_function_decl *new_func_decl(struct hlsl_type *return_type, struct list *parameters) DECLSPEC_HIDDEN;
1166 void init_functions_tree(struct wine_rb_tree *funcs) DECLSPEC_HIDDEN;
1167 void add_function_decl(struct wine_rb_tree *funcs, char *name, struct hlsl_ir_function_decl *decl,
1168         BOOL intrinsic) DECLSPEC_HIDDEN;
1169 struct bwriter_shader *parse_hlsl_shader(const char *text, enum shader_type type, DWORD major, DWORD minor,
1170         const char *entrypoint, char **messages) DECLSPEC_HIDDEN;
1171 
1172 const char *debug_hlsl_type(const struct hlsl_type *type) DECLSPEC_HIDDEN;
1173 const char *debug_modifiers(DWORD modifiers) DECLSPEC_HIDDEN;
1174 void debug_dump_ir_function_decl(const struct hlsl_ir_function_decl *func) DECLSPEC_HIDDEN;
1175 
1176 void free_hlsl_type(struct hlsl_type *type) DECLSPEC_HIDDEN;
1177 void free_instr(struct hlsl_ir_node *node) DECLSPEC_HIDDEN;
1178 void free_instr_list(struct list *list) DECLSPEC_HIDDEN;
1179 void free_function_rb(struct wine_rb_entry *entry, void *context) DECLSPEC_HIDDEN;
1180 
1181 
1182 #define MAKE_TAG(ch0, ch1, ch2, ch3) \
1183     ((DWORD)(ch0) | ((DWORD)(ch1) << 8) | \
1184     ((DWORD)(ch2) << 16) | ((DWORD)(ch3) << 24 ))
1185 #define TAG_Aon9 MAKE_TAG('A', 'o', 'n', '9')
1186 #define TAG_DXBC MAKE_TAG('D', 'X', 'B', 'C')
1187 #define TAG_ISGN MAKE_TAG('I', 'S', 'G', 'N')
1188 #define TAG_OSGN MAKE_TAG('O', 'S', 'G', 'N')
1189 #define TAG_OSG5 MAKE_TAG('O', 'S', 'G', '5')
1190 #define TAG_PCSG MAKE_TAG('P', 'C', 'S', 'G')
1191 #define TAG_RDEF MAKE_TAG('R', 'D', 'E', 'F')
1192 #define TAG_SDBG MAKE_TAG('S', 'D', 'B', 'G')
1193 #define TAG_SHDR MAKE_TAG('S', 'H', 'D', 'R')
1194 #define TAG_SHEX MAKE_TAG('S', 'H', 'E', 'X')
1195 #define TAG_STAT MAKE_TAG('S', 'T', 'A', 'T')
1196 #define TAG_XNAP MAKE_TAG('X', 'N', 'A', 'P')
1197 #define TAG_XNAS MAKE_TAG('X', 'N', 'A', 'S')
1198 
1199 struct dxbc_section
1200 {
1201     DWORD tag;
1202     const char *data;
1203     DWORD data_size;
1204 };
1205 
1206 struct dxbc
1207 {
1208     UINT size;
1209     UINT count;
1210     struct dxbc_section *sections;
1211 };
1212 
1213 HRESULT dxbc_write_blob(struct dxbc *dxbc, ID3DBlob **blob) DECLSPEC_HIDDEN;
1214 void dxbc_destroy(struct dxbc *dxbc) DECLSPEC_HIDDEN;
1215 HRESULT dxbc_parse(const char *data, SIZE_T data_size, struct dxbc *dxbc) DECLSPEC_HIDDEN;
1216 HRESULT dxbc_add_section(struct dxbc *dxbc, DWORD tag, const char *data, DWORD data_size) DECLSPEC_HIDDEN;
1217 HRESULT dxbc_init(struct dxbc *dxbc, DWORD count) DECLSPEC_HIDDEN;
1218 
1219 static inline void read_dword(const char **ptr, DWORD *d)
1220 {
1221     memcpy(d, *ptr, sizeof(*d));
1222     *ptr += sizeof(*d);
1223 }
1224 
1225 static inline void write_dword(char **ptr, DWORD d)
1226 {
1227     memcpy(*ptr, &d, sizeof(d));
1228     *ptr += sizeof(d);
1229 }
1230 
1231 void skip_dword_unknown(const char **ptr, unsigned int count) DECLSPEC_HIDDEN;
1232 
1233 #endif /* __WINE_D3DCOMPILER_PRIVATE_H */
1234