1 /*
2  * Copyright 2009 Matteo Bruni
3  * Copyright 2010 Matteo Bruni for CodeWeavers
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
18  */
19 
20 #define COBJMACROS
21 #include <stdarg.h>
22 #include <time.h>
23 #include "wine/debug.h"
24 
25 #include "d3dcompiler_private.h"
26 #include "wpp_private.h"
27 
28 WINE_DEFAULT_DEBUG_CHANNEL(d3dcompiler);
29 
30 #define D3DXERR_INVALIDDATA                      0x88760b59
31 
32 #define BUFFER_INITIAL_CAPACITY 256
33 
34 struct mem_file_desc
35 {
36     const char *buffer;
37     unsigned int size;
38     unsigned int pos;
39 };
40 
41 static struct mem_file_desc current_shader;
42 static ID3DInclude *current_include;
43 static const char *initial_filename;
44 
45 #define INCLUDES_INITIAL_CAPACITY 4
46 
47 struct loaded_include
48 {
49     const char *name;
50     const char *data;
51 };
52 
53 static struct loaded_include *includes;
54 static int includes_capacity, includes_size;
55 static const char *parent_include;
56 
57 static char *wpp_output;
58 static int wpp_output_capacity, wpp_output_size;
59 
60 static char *wpp_messages;
61 static int wpp_messages_capacity, wpp_messages_size;
62 
63 struct define
64 {
65     struct define *next;
66     char          *name;
67     char          *value;
68 };
69 
70 static struct define *cmdline_defines;
71 
72 /* Mutex used to guarantee a single invocation
73    of the D3DXAssembleShader function (or its variants) at a time.
74    This is needed as wpp isn't thread-safe */
75 static CRITICAL_SECTION wpp_mutex;
76 static CRITICAL_SECTION_DEBUG wpp_mutex_debug =
77 {
78     0, 0, &wpp_mutex,
79     { &wpp_mutex_debug.ProcessLocksList,
80       &wpp_mutex_debug.ProcessLocksList },
81       0, 0, { (DWORD_PTR)(__FILE__ ": wpp_mutex") }
82 };
83 static CRITICAL_SECTION wpp_mutex = { &wpp_mutex_debug, -1, 0, 0, 0, 0 };
84 
85 /* Preprocessor error reporting functions */
86 static void wpp_write_message(const char *fmt, __ms_va_list args)
87 {
88     char* newbuffer;
89     int rc, newsize;
90 
91     if(wpp_messages_capacity == 0)
92     {
93         wpp_messages = HeapAlloc(GetProcessHeap(), 0, MESSAGEBUFFER_INITIAL_SIZE);
94         if(wpp_messages == NULL)
95             return;
96 
97         wpp_messages_capacity = MESSAGEBUFFER_INITIAL_SIZE;
98     }
99 
100     while(1)
101     {
102         rc = vsnprintf(wpp_messages + wpp_messages_size,
103                        wpp_messages_capacity - wpp_messages_size, fmt, args);
104 
105         if (rc < 0 ||                                           /* C89 */
106             rc >= wpp_messages_capacity - wpp_messages_size) {  /* C99 */
107             /* Resize the buffer */
108             newsize = wpp_messages_capacity * 2;
109             newbuffer = HeapReAlloc(GetProcessHeap(), 0, wpp_messages, newsize);
110             if(newbuffer == NULL)
111             {
112                 ERR("Error reallocating memory for parser messages\n");
113                 return;
114             }
115             wpp_messages = newbuffer;
116             wpp_messages_capacity = newsize;
117         }
118         else
119         {
120             wpp_messages_size += rc;
121             return;
122         }
123     }
124 }
125 
126 static void WINAPIV PRINTF_ATTR(1,2) wpp_write_message_var(const char *fmt, ...)
127 {
128     __ms_va_list args;
129 
130     __ms_va_start(args, fmt);
131     wpp_write_message(fmt, args);
132     __ms_va_end(args);
133 }
134 
135 int WINAPIV ppy_error(const char *msg, ...)
136 {
137     __ms_va_list ap;
138     __ms_va_start(ap, msg);
139     wpp_write_message_var("%s:%d:%d: %s: ",
140                           pp_status.input ? pp_status.input : "'main file'",
141                           pp_status.line_number, pp_status.char_number, "Error");
142     wpp_write_message(msg, ap);
143     wpp_write_message_var("\n");
144     __ms_va_end(ap);
145     pp_status.state = 1;
146     return 1;
147 }
148 
149 int WINAPIV ppy_warning(const char *msg, ...)
150 {
151     __ms_va_list ap;
152     __ms_va_start(ap, msg);
153     wpp_write_message_var("%s:%d:%d: %s: ",
154                           pp_status.input ? pp_status.input : "'main file'",
155                           pp_status.line_number, pp_status.char_number, "Warning");
156     wpp_write_message(msg, ap);
157     wpp_write_message_var("\n");
158     __ms_va_end(ap);
159     return 0;
160 }
161 
162 char *wpp_lookup(const char *filename, int type, const char *parent_name)
163 {
164     /* We don't check for file existence here. We will potentially fail on
165      * the following wpp_open_mem(). */
166     char *path;
167     int i;
168 
169     TRACE("Looking for include %s, parent %s.\n", debugstr_a(filename), debugstr_a(parent_name));
170 
171     parent_include = NULL;
172     if (strcmp(parent_name, initial_filename))
173     {
174         for(i = 0; i < includes_size; i++)
175         {
176             if(!strcmp(parent_name, includes[i].name))
177             {
178                 parent_include = includes[i].data;
179                 break;
180             }
181         }
182         if(parent_include == NULL)
183         {
184             ERR("Parent include %s missing.\n", debugstr_a(parent_name));
185             return NULL;
186         }
187     }
188 
189     path = malloc(strlen(filename) + 1);
190     if(path)
191         memcpy(path, filename, strlen(filename) + 1);
192     return path;
193 }
194 
195 void *wpp_open(const char *filename, int type)
196 {
197     struct mem_file_desc *desc;
198     HRESULT hr;
199 
200     TRACE("Opening include %s.\n", debugstr_a(filename));
201 
202     if(!strcmp(filename, initial_filename))
203     {
204         current_shader.pos = 0;
205         return &current_shader;
206     }
207 
208     if(current_include == NULL) return NULL;
209     desc = HeapAlloc(GetProcessHeap(), 0, sizeof(*desc));
210     if(!desc)
211         return NULL;
212 
213     if (FAILED(hr = ID3DInclude_Open(current_include, type ? D3D_INCLUDE_LOCAL : D3D_INCLUDE_SYSTEM,
214             filename, parent_include, (const void **)&desc->buffer, &desc->size)))
215     {
216         HeapFree(GetProcessHeap(), 0, desc);
217         return NULL;
218     }
219 
220     if(includes_capacity == includes_size)
221     {
222         if(includes_capacity == 0)
223         {
224             includes = HeapAlloc(GetProcessHeap(), 0, INCLUDES_INITIAL_CAPACITY * sizeof(*includes));
225             if(includes == NULL)
226             {
227                 ERR("Error allocating memory for the loaded includes structure\n");
228                 goto error;
229             }
230             includes_capacity = INCLUDES_INITIAL_CAPACITY * sizeof(*includes);
231         }
232         else
233         {
234             int newcapacity = includes_capacity * 2;
235             struct loaded_include *newincludes =
236                 HeapReAlloc(GetProcessHeap(), 0, includes, newcapacity);
237             if(newincludes == NULL)
238             {
239                 ERR("Error reallocating memory for the loaded includes structure\n");
240                 goto error;
241             }
242             includes = newincludes;
243             includes_capacity = newcapacity;
244         }
245     }
246     includes[includes_size].name = filename;
247     includes[includes_size++].data = desc->buffer;
248 
249     desc->pos = 0;
250     return desc;
251 
252 error:
253     ID3DInclude_Close(current_include, desc->buffer);
254     HeapFree(GetProcessHeap(), 0, desc);
255     return NULL;
256 }
257 
258 void wpp_close(void *file)
259 {
260     struct mem_file_desc *desc = file;
261 
262     if(desc != &current_shader)
263     {
264         if(current_include)
265             ID3DInclude_Close(current_include, desc->buffer);
266         else
267             ERR("current_include == NULL, desc == %p, buffer = %s\n",
268                 desc, desc->buffer);
269 
270         HeapFree(GetProcessHeap(), 0, desc);
271     }
272 }
273 
274 int wpp_read(void *file, char *buffer, unsigned int len)
275 {
276     struct mem_file_desc *desc = file;
277 
278     len = min(len, desc->size - desc->pos);
279     memcpy(buffer, desc->buffer + desc->pos, len);
280     desc->pos += len;
281     return len;
282 }
283 
284 void wpp_write(const char *buffer, unsigned int len)
285 {
286     char *new_wpp_output;
287 
288     if(wpp_output_capacity == 0)
289     {
290         wpp_output = HeapAlloc(GetProcessHeap(), 0, BUFFER_INITIAL_CAPACITY);
291         if(!wpp_output)
292             return;
293 
294         wpp_output_capacity = BUFFER_INITIAL_CAPACITY;
295     }
296     if(len > wpp_output_capacity - wpp_output_size)
297     {
298         while(len > wpp_output_capacity - wpp_output_size)
299         {
300             wpp_output_capacity *= 2;
301         }
302         new_wpp_output = HeapReAlloc(GetProcessHeap(), 0, wpp_output,
303                                      wpp_output_capacity);
304         if(!new_wpp_output)
305         {
306             ERR("Error allocating memory\n");
307             return;
308         }
309         wpp_output = new_wpp_output;
310     }
311     memcpy(wpp_output + wpp_output_size, buffer, len);
312     wpp_output_size += len;
313 }
314 
315 static int wpp_close_output(void)
316 {
317     char *new_wpp_output = HeapReAlloc(GetProcessHeap(), 0, wpp_output,
318                                        wpp_output_size + 1);
319     if(!new_wpp_output) return 0;
320     wpp_output = new_wpp_output;
321     wpp_output[wpp_output_size]='\0';
322     wpp_output_size++;
323     return 1;
324 }
325 
326 static void add_cmdline_defines(void)
327 {
328     struct define *def;
329 
330     for (def = cmdline_defines; def; def = def->next)
331     {
332         if (def->value) pp_add_define( def->name, def->value );
333     }
334 }
335 
336 static void del_cmdline_defines(void)
337 {
338     struct define *def;
339 
340     for (def = cmdline_defines; def; def = def->next)
341     {
342         if (def->value) pp_del_define( def->name );
343     }
344 }
345 
346 static void add_special_defines(void)
347 {
348     time_t now = time(NULL);
349     pp_entry_t *ppp;
350     char buf[32];
351 
352     strftime(buf, sizeof(buf), "\"%b %d %Y\"", localtime(&now));
353     pp_add_define( "__DATE__", buf );
354 
355     strftime(buf, sizeof(buf), "\"%H:%M:%S\"", localtime(&now));
356     pp_add_define( "__TIME__", buf );
357 
358     ppp = pp_add_define( "__FILE__", "" );
359     if(ppp)
360         ppp->type = def_special;
361 
362     ppp = pp_add_define( "__LINE__", "" );
363     if(ppp)
364         ppp->type = def_special;
365 }
366 
367 static void del_special_defines(void)
368 {
369     pp_del_define( "__DATE__" );
370     pp_del_define( "__TIME__" );
371     pp_del_define( "__FILE__" );
372     pp_del_define( "__LINE__" );
373 }
374 
375 
376 /* add a define to the preprocessor list */
377 int wpp_add_define( const char *name, const char *value )
378 {
379     struct define *def;
380 
381     if (!value) value = "";
382 
383     for (def = cmdline_defines; def; def = def->next)
384     {
385         if (!strcmp( def->name, name ))
386         {
387             char *new_value = pp_xstrdup(value);
388             if(!new_value)
389                 return 1;
390             free( def->value );
391             def->value = new_value;
392 
393             return 0;
394         }
395     }
396 
397     def = pp_xmalloc( sizeof(*def) );
398     if(!def)
399         return 1;
400     def->next  = cmdline_defines;
401     def->name  = pp_xstrdup(name);
402     if(!def->name)
403     {
404         free(def);
405         return 1;
406     }
407     def->value = pp_xstrdup(value);
408     if(!def->value)
409     {
410         free(def->name);
411         free(def);
412         return 1;
413     }
414     cmdline_defines = def;
415     return 0;
416 }
417 
418 
419 /* undefine a previously added definition */
420 void wpp_del_define( const char *name )
421 {
422     struct define *def;
423 
424     for (def = cmdline_defines; def; def = def->next)
425     {
426         if (!strcmp( def->name, name ))
427         {
428             free( def->value );
429             def->value = NULL;
430             return;
431         }
432     }
433 }
434 
435 
436 /* the main preprocessor parsing loop */
437 int wpp_parse( const char *input, FILE *output )
438 {
439     int ret;
440 
441     pp_status.input = NULL;
442     pp_status.line_number = 1;
443     pp_status.char_number = 1;
444     pp_status.state = 0;
445 
446     ret = pp_push_define_state();
447     if(ret)
448         return ret;
449     add_cmdline_defines();
450     add_special_defines();
451 
452     if (!input) pp_status.file = stdin;
453     else if (!(pp_status.file = wpp_open(input, 1)))
454     {
455         ppy_error("Could not open %s\n", input);
456         del_special_defines();
457         del_cmdline_defines();
458         pp_pop_define_state();
459         return 2;
460     }
461 
462     pp_status.input = input ? pp_xstrdup(input) : NULL;
463 
464     ppy_out = output;
465     pp_writestring("# 1 \"%s\" 1\n", input ? input : "");
466 
467     ret = ppy_parse();
468     /* If there were errors during processing, return an error code */
469     if (!ret && pp_status.state) ret = pp_status.state;
470 
471     if (input)
472     {
473 	wpp_close(pp_status.file);
474 	free(pp_status.input);
475     }
476     /* Clean if_stack, it could remain dirty on errors */
477     while (pp_get_if_depth()) pp_pop_if();
478     del_special_defines();
479     del_cmdline_defines();
480     pp_pop_define_state();
481     return ret;
482 }
483 
484 static HRESULT preprocess_shader(const void *data, SIZE_T data_size, const char *filename,
485         const D3D_SHADER_MACRO *defines, ID3DInclude *include, ID3DBlob **error_messages)
486 {
487     int ret;
488     HRESULT hr = S_OK;
489     const D3D_SHADER_MACRO *def = defines;
490 
491     if (def != NULL)
492     {
493         while (def->Name != NULL)
494         {
495             wpp_add_define(def->Name, def->Definition);
496             def++;
497         }
498     }
499     current_include = include;
500     includes_size = 0;
501 
502     wpp_output_size = wpp_output_capacity = 0;
503     wpp_output = NULL;
504 
505     wpp_messages_size = wpp_messages_capacity = 0;
506     wpp_messages = NULL;
507     current_shader.buffer = data;
508     current_shader.size = data_size;
509     initial_filename = filename ? filename : "";
510 
511     ret = wpp_parse(initial_filename, NULL);
512     if (!wpp_close_output())
513         ret = 1;
514     if (ret)
515     {
516         TRACE("Error during shader preprocessing\n");
517         if (wpp_messages)
518         {
519             int size;
520             ID3DBlob *buffer;
521 
522             TRACE("Preprocessor messages:\n%s\n", debugstr_a(wpp_messages));
523 
524             if (error_messages)
525             {
526                 size = strlen(wpp_messages) + 1;
527                 hr = D3DCreateBlob(size, &buffer);
528                 if (FAILED(hr))
529                     goto cleanup;
530                 CopyMemory(ID3D10Blob_GetBufferPointer(buffer), wpp_messages, size);
531                 *error_messages = buffer;
532             }
533         }
534         if (data)
535             TRACE("Shader source:\n%s\n", debugstr_an(data, data_size));
536         hr = E_FAIL;
537     }
538 
539 cleanup:
540     /* Remove the previously added defines */
541     if (defines != NULL)
542     {
543         while (defines->Name != NULL)
544         {
545             wpp_del_define(defines->Name);
546             defines++;
547         }
548     }
549     HeapFree(GetProcessHeap(), 0, wpp_messages);
550     return hr;
551 }
552 
553 static HRESULT assemble_shader(const char *preproc_shader,
554         ID3DBlob **shader_blob, ID3DBlob **error_messages)
555 {
556     struct bwriter_shader *shader;
557     char *messages = NULL;
558     HRESULT hr;
559     DWORD *res, size;
560     ID3DBlob *buffer;
561     char *pos;
562 
563     shader = SlAssembleShader(preproc_shader, &messages);
564 
565     if (messages)
566     {
567         TRACE("Assembler messages:\n");
568         TRACE("%s\n", debugstr_a(messages));
569 
570         TRACE("Shader source:\n");
571         TRACE("%s\n", debugstr_a(preproc_shader));
572 
573         if (error_messages)
574         {
575             const char *preproc_messages = *error_messages ? ID3D10Blob_GetBufferPointer(*error_messages) : NULL;
576 
577             size = strlen(messages) + (preproc_messages ? strlen(preproc_messages) : 0) + 1;
578             hr = D3DCreateBlob(size, &buffer);
579             if (FAILED(hr))
580             {
581                 HeapFree(GetProcessHeap(), 0, messages);
582                 if (shader) SlDeleteShader(shader);
583                 return hr;
584             }
585             pos = ID3D10Blob_GetBufferPointer(buffer);
586             if (preproc_messages)
587             {
588                 CopyMemory(pos, preproc_messages, strlen(preproc_messages) + 1);
589                 pos += strlen(preproc_messages);
590             }
591             CopyMemory(pos, messages, strlen(messages) + 1);
592 
593             if (*error_messages) ID3D10Blob_Release(*error_messages);
594             *error_messages = buffer;
595         }
596         HeapFree(GetProcessHeap(), 0, messages);
597     }
598 
599     if (shader == NULL)
600     {
601         ERR("Asm reading failed\n");
602         return D3DXERR_INVALIDDATA;
603     }
604 
605     hr = SlWriteBytecode(shader, 9, &res, &size);
606     SlDeleteShader(shader);
607     if (FAILED(hr))
608     {
609         ERR("SlWriteBytecode failed with 0x%08x\n", hr);
610         return D3DXERR_INVALIDDATA;
611     }
612 
613     if (shader_blob)
614     {
615         hr = D3DCreateBlob(size, &buffer);
616         if (FAILED(hr))
617         {
618             HeapFree(GetProcessHeap(), 0, res);
619             return hr;
620         }
621         CopyMemory(ID3D10Blob_GetBufferPointer(buffer), res, size);
622         *shader_blob = buffer;
623     }
624 
625     HeapFree(GetProcessHeap(), 0, res);
626 
627     return S_OK;
628 }
629 
630 HRESULT WINAPI D3DAssemble(const void *data, SIZE_T datasize, const char *filename,
631         const D3D_SHADER_MACRO *defines, ID3DInclude *include, UINT flags,
632         ID3DBlob **shader, ID3DBlob **error_messages)
633 {
634     HRESULT hr;
635 
636     TRACE("data %p, datasize %lu, filename %s, defines %p, include %p, sflags %#x, "
637             "shader %p, error_messages %p.\n",
638             data, datasize, debugstr_a(filename), defines, include, flags, shader, error_messages);
639 
640     EnterCriticalSection(&wpp_mutex);
641 
642     /* TODO: flags */
643     if (flags) FIXME("flags %x\n", flags);
644 
645     if (shader) *shader = NULL;
646     if (error_messages) *error_messages = NULL;
647 
648     hr = preprocess_shader(data, datasize, filename, defines, include, error_messages);
649     if (SUCCEEDED(hr))
650         hr = assemble_shader(wpp_output, shader, error_messages);
651 
652     HeapFree(GetProcessHeap(), 0, wpp_output);
653     LeaveCriticalSection(&wpp_mutex);
654     return hr;
655 }
656 
657 struct target_info {
658     const char *name;
659     enum shader_type type;
660     DWORD sm_major;
661     DWORD sm_minor;
662     DWORD level_major;
663     DWORD level_minor;
664     BOOL sw;
665     BOOL support;
666 };
667 
668 /* Must be kept sorted for binary search */
669 static const struct target_info targets_info[] = {
670     { "cs_4_0",            ST_UNKNOWN, 4, 0, 0, 0, FALSE, FALSE },
671     { "cs_4_1",            ST_UNKNOWN, 4, 1, 0, 0, FALSE, FALSE },
672     { "cs_5_0",            ST_UNKNOWN, 5, 0, 0, 0, FALSE, FALSE },
673     { "ds_5_0",            ST_UNKNOWN, 5, 0, 0, 0, FALSE, FALSE },
674     { "fx_2_0",            ST_UNKNOWN, 2, 0, 0, 0, FALSE, FALSE },
675     { "fx_4_0",            ST_UNKNOWN, 4, 0, 0, 0, FALSE, FALSE },
676     { "fx_4_1",            ST_UNKNOWN, 4, 1, 0, 0, FALSE, FALSE },
677     { "fx_5_0",            ST_UNKNOWN, 5, 0, 0, 0, FALSE, FALSE },
678     { "gs_4_0",            ST_UNKNOWN, 4, 0, 0, 0, FALSE, FALSE },
679     { "gs_4_1",            ST_UNKNOWN, 4, 1, 0, 0, FALSE, FALSE },
680     { "gs_5_0",            ST_UNKNOWN, 5, 0, 0, 0, FALSE, FALSE },
681     { "hs_5_0",            ST_UNKNOWN, 5, 0, 0, 0, FALSE, FALSE },
682     { "ps.1.0",            ST_PIXEL,   1, 0, 0, 0, FALSE, TRUE  },
683     { "ps.1.1",            ST_PIXEL,   1, 1, 0, 0, FALSE, FALSE },
684     { "ps.1.2",            ST_PIXEL,   1, 2, 0, 0, FALSE, FALSE },
685     { "ps.1.3",            ST_PIXEL,   1, 3, 0, 0, FALSE, FALSE },
686     { "ps.1.4",            ST_PIXEL,   1, 4, 0, 0, FALSE, FALSE },
687     { "ps.2.0",            ST_PIXEL,   2, 0, 0, 0, FALSE, TRUE  },
688     { "ps.2.a",            ST_PIXEL,   2, 1, 0, 0, FALSE, FALSE },
689     { "ps.2.b",            ST_PIXEL,   2, 2, 0, 0, FALSE, FALSE },
690     { "ps.2.sw",           ST_PIXEL,   2, 0, 0, 0, TRUE,  FALSE },
691     { "ps.3.0",            ST_PIXEL,   3, 0, 0, 0, FALSE, TRUE  },
692     { "ps_1_0",            ST_PIXEL,   1, 0, 0, 0, FALSE, TRUE  },
693     { "ps_1_1",            ST_PIXEL,   1, 1, 0, 0, FALSE, FALSE },
694     { "ps_1_2",            ST_PIXEL,   1, 2, 0, 0, FALSE, FALSE },
695     { "ps_1_3",            ST_PIXEL,   1, 3, 0, 0, FALSE, FALSE },
696     { "ps_1_4",            ST_PIXEL,   1, 4, 0, 0, FALSE, FALSE },
697     { "ps_2_0",            ST_PIXEL,   2, 0, 0, 0, FALSE, TRUE  },
698     { "ps_2_a",            ST_PIXEL,   2, 1, 0, 0, FALSE, FALSE },
699     { "ps_2_b",            ST_PIXEL,   2, 2, 0, 0, FALSE, FALSE },
700     { "ps_2_sw",           ST_PIXEL,   2, 0, 0, 0, TRUE,  FALSE },
701     { "ps_3_0",            ST_PIXEL,   3, 0, 0, 0, FALSE, TRUE  },
702     { "ps_3_sw",           ST_PIXEL,   3, 0, 0, 0, TRUE,  FALSE },
703     { "ps_4_0",            ST_PIXEL,   4, 0, 0, 0, FALSE, TRUE  },
704     { "ps_4_0_level_9_0",  ST_PIXEL,   4, 0, 9, 0, FALSE, FALSE },
705     { "ps_4_0_level_9_1",  ST_PIXEL,   4, 0, 9, 1, FALSE, FALSE },
706     { "ps_4_0_level_9_3",  ST_PIXEL,   4, 0, 9, 3, FALSE, FALSE },
707     { "ps_4_1",            ST_PIXEL,   4, 1, 0, 0, FALSE, TRUE  },
708     { "ps_5_0",            ST_PIXEL,   5, 0, 0, 0, FALSE, TRUE  },
709     { "tx_1_0",            ST_UNKNOWN, 1, 0, 0, 0, FALSE, FALSE },
710     { "vs.1.0",            ST_VERTEX,  1, 0, 0, 0, FALSE, TRUE  },
711     { "vs.1.1",            ST_VERTEX,  1, 1, 0, 0, FALSE, TRUE  },
712     { "vs.2.0",            ST_VERTEX,  2, 0, 0, 0, FALSE, TRUE  },
713     { "vs.2.a",            ST_VERTEX,  2, 1, 0, 0, FALSE, FALSE },
714     { "vs.2.sw",           ST_VERTEX,  2, 0, 0, 0, TRUE,  FALSE },
715     { "vs.3.0",            ST_VERTEX,  3, 0, 0, 0, FALSE, TRUE  },
716     { "vs.3.sw",           ST_VERTEX,  3, 0, 0, 0, TRUE,  FALSE },
717     { "vs_1_0",            ST_VERTEX,  1, 0, 0, 0, FALSE, TRUE  },
718     { "vs_1_1",            ST_VERTEX,  1, 1, 0, 0, FALSE, TRUE  },
719     { "vs_2_0",            ST_VERTEX,  2, 0, 0, 0, FALSE, TRUE  },
720     { "vs_2_a",            ST_VERTEX,  2, 1, 0, 0, FALSE, FALSE },
721     { "vs_2_sw",           ST_VERTEX,  2, 0, 0, 0, TRUE,  FALSE },
722     { "vs_3_0",            ST_VERTEX,  3, 0, 0, 0, FALSE, TRUE  },
723     { "vs_3_sw",           ST_VERTEX,  3, 0, 0, 0, TRUE,  FALSE },
724     { "vs_4_0",            ST_VERTEX,  4, 0, 0, 0, FALSE, TRUE  },
725     { "vs_4_0_level_9_0",  ST_VERTEX,  4, 0, 9, 0, FALSE, FALSE },
726     { "vs_4_0_level_9_1",  ST_VERTEX,  4, 0, 9, 1, FALSE, FALSE },
727     { "vs_4_0_level_9_3",  ST_VERTEX,  4, 0, 9, 3, FALSE, FALSE },
728     { "vs_4_1",            ST_VERTEX,  4, 1, 0, 0, FALSE, TRUE  },
729     { "vs_5_0",            ST_VERTEX,  5, 0, 0, 0, FALSE, TRUE  },
730 };
731 
732 static const struct target_info * get_target_info(const char *target)
733 {
734     LONG min = 0;
735     LONG max = ARRAY_SIZE(targets_info) - 1;
736     LONG cur;
737     int res;
738 
739     while (min <= max)
740     {
741         cur = (min + max) / 2;
742         res = strcmp(target, targets_info[cur].name);
743         if (res < 0)
744             max = cur - 1;
745         else if (res > 0)
746             min = cur + 1;
747         else
748             return &targets_info[cur];
749     }
750 
751     return NULL;
752 }
753 
754 static HRESULT compile_shader(const char *preproc_shader, const char *target, const char *entrypoint,
755         ID3DBlob **shader_blob, ID3DBlob **error_messages)
756 {
757     struct bwriter_shader *shader;
758     char *messages = NULL;
759     HRESULT hr;
760     DWORD *res, size, major, minor;
761     ID3DBlob *buffer;
762     char *pos;
763     enum shader_type shader_type;
764     const struct target_info *info;
765 
766     TRACE("Preprocessed shader source: %s\n", debugstr_a(preproc_shader));
767 
768     TRACE("Checking compilation target %s\n", debugstr_a(target));
769     info = get_target_info(target);
770     if (!info)
771     {
772         FIXME("Unknown compilation target %s\n", debugstr_a(target));
773         return D3DERR_INVALIDCALL;
774     }
775     else
776     {
777         if (!info->support)
778         {
779             FIXME("Compilation target %s not yet supported\n", debugstr_a(target));
780             return D3DERR_INVALIDCALL;
781         }
782         else
783         {
784             shader_type = info->type;
785             major = info->sm_major;
786             minor = info->sm_minor;
787         }
788     }
789 
790     shader = parse_hlsl_shader(preproc_shader, shader_type, major, minor, entrypoint, &messages);
791 
792     if (messages)
793     {
794         TRACE("Compiler messages:\n");
795         TRACE("%s\n", debugstr_a(messages));
796 
797         TRACE("Shader source:\n");
798         TRACE("%s\n", debugstr_a(preproc_shader));
799 
800         if (error_messages)
801         {
802             const char *preproc_messages = *error_messages ? ID3D10Blob_GetBufferPointer(*error_messages) : NULL;
803 
804             size = strlen(messages) + (preproc_messages ? strlen(preproc_messages) : 0) + 1;
805             hr = D3DCreateBlob(size, &buffer);
806             if (FAILED(hr))
807             {
808                 HeapFree(GetProcessHeap(), 0, messages);
809                 if (shader) SlDeleteShader(shader);
810                 return hr;
811             }
812             pos = ID3D10Blob_GetBufferPointer(buffer);
813             if (preproc_messages)
814             {
815                 memcpy(pos, preproc_messages, strlen(preproc_messages) + 1);
816                 pos += strlen(preproc_messages);
817             }
818             memcpy(pos, messages, strlen(messages) + 1);
819 
820             if (*error_messages) ID3D10Blob_Release(*error_messages);
821             *error_messages = buffer;
822         }
823         HeapFree(GetProcessHeap(), 0, messages);
824     }
825 
826     if (!shader)
827     {
828         ERR("HLSL shader parsing failed.\n");
829         return D3DXERR_INVALIDDATA;
830     }
831 
832     hr = SlWriteBytecode(shader, 9, &res, &size);
833     SlDeleteShader(shader);
834     if (FAILED(hr))
835     {
836         ERR("SlWriteBytecode failed with error 0x%08x.\n", hr);
837         return D3DXERR_INVALIDDATA;
838     }
839 
840     if (shader_blob)
841     {
842         hr = D3DCreateBlob(size, &buffer);
843         if (FAILED(hr))
844         {
845             HeapFree(GetProcessHeap(), 0, res);
846             return hr;
847         }
848         memcpy(ID3D10Blob_GetBufferPointer(buffer), res, size);
849         *shader_blob = buffer;
850     }
851 
852     HeapFree(GetProcessHeap(), 0, res);
853 
854     return S_OK;
855 }
856 
857 HRESULT WINAPI D3DCompile2(const void *data, SIZE_T data_size, const char *filename,
858         const D3D_SHADER_MACRO *defines, ID3DInclude *include, const char *entrypoint,
859         const char *target, UINT sflags, UINT eflags, UINT secondary_flags,
860         const void *secondary_data, SIZE_T secondary_data_size, ID3DBlob **shader,
861         ID3DBlob **error_messages)
862 {
863     HRESULT hr;
864 
865     TRACE("data %p, data_size %lu, filename %s, defines %p, include %p, entrypoint %s, "
866             "target %s, sflags %#x, eflags %#x, secondary_flags %#x, secondary_data %p, "
867             "secondary_data_size %lu, shader %p, error_messages %p.\n",
868             data, data_size, debugstr_a(filename), defines, include, debugstr_a(entrypoint),
869             debugstr_a(target), sflags, eflags, secondary_flags, secondary_data,
870             secondary_data_size, shader, error_messages);
871 
872     if (secondary_data)
873         FIXME("secondary data not implemented yet\n");
874 
875     if (shader) *shader = NULL;
876     if (error_messages) *error_messages = NULL;
877 
878     EnterCriticalSection(&wpp_mutex);
879 
880     hr = preprocess_shader(data, data_size, filename, defines, include, error_messages);
881     if (SUCCEEDED(hr))
882         hr = compile_shader(wpp_output, target, entrypoint, shader, error_messages);
883 
884     HeapFree(GetProcessHeap(), 0, wpp_output);
885     LeaveCriticalSection(&wpp_mutex);
886     return hr;
887 }
888 
889 HRESULT WINAPI D3DCompile(const void *data, SIZE_T data_size, const char *filename,
890         const D3D_SHADER_MACRO *defines, ID3DInclude *include, const char *entrypoint,
891         const char *target, UINT sflags, UINT eflags, ID3DBlob **shader, ID3DBlob **error_messages)
892 {
893     TRACE("data %p, data_size %lu, filename %s, defines %p, include %p, entrypoint %s, "
894             "target %s, sflags %#x, eflags %#x, shader %p, error_messages %p.\n",
895             data, data_size, debugstr_a(filename), defines, include, debugstr_a(entrypoint),
896             debugstr_a(target), sflags, eflags, shader, error_messages);
897 
898     return D3DCompile2(data, data_size, filename, defines, include, entrypoint, target, sflags,
899             eflags, 0, NULL, 0, shader, error_messages);
900 }
901 
902 HRESULT WINAPI D3DPreprocess(const void *data, SIZE_T size, const char *filename,
903         const D3D_SHADER_MACRO *defines, ID3DInclude *include,
904         ID3DBlob **shader, ID3DBlob **error_messages)
905 {
906     HRESULT hr;
907     ID3DBlob *buffer;
908 
909     TRACE("data %p, size %lu, filename %s, defines %p, include %p, shader %p, error_messages %p\n",
910           data, size, debugstr_a(filename), defines, include, shader, error_messages);
911 
912     if (!data)
913         return E_INVALIDARG;
914 
915     EnterCriticalSection(&wpp_mutex);
916 
917     if (shader) *shader = NULL;
918     if (error_messages) *error_messages = NULL;
919 
920     hr = preprocess_shader(data, size, filename, defines, include, error_messages);
921 
922     if (SUCCEEDED(hr))
923     {
924         if (shader)
925         {
926             hr = D3DCreateBlob(wpp_output_size, &buffer);
927             if (FAILED(hr))
928                 goto cleanup;
929             CopyMemory(ID3D10Blob_GetBufferPointer(buffer), wpp_output, wpp_output_size);
930             *shader = buffer;
931         }
932         else
933             hr = E_INVALIDARG;
934     }
935 
936 cleanup:
937     HeapFree(GetProcessHeap(), 0, wpp_output);
938     LeaveCriticalSection(&wpp_mutex);
939     return hr;
940 }
941 
942 HRESULT WINAPI D3DDisassemble(const void *data, SIZE_T size, UINT flags, const char *comments, ID3DBlob **disassembly)
943 {
944     FIXME("data %p, size %lu, flags %#x, comments %p, disassembly %p stub!\n",
945             data, size, flags, comments, disassembly);
946     return E_NOTIMPL;
947 }
948 
949 HRESULT WINAPI D3DCompileFromFile(const WCHAR *filename, const D3D_SHADER_MACRO *defines, ID3DInclude *includes,
950         const char *entrypoint, const char *target, UINT flags1, UINT flags2, ID3DBlob **code, ID3DBlob **errors)
951 {
952     FIXME("filename %s, defines %p, includes %p, entrypoint %s, target %s, flags1 %x, flags2 %x, code %p, errors %p\n",
953             debugstr_w(filename), defines, includes, debugstr_a(entrypoint), debugstr_a(target), flags1, flags2, code, errors);
954 
955     return E_NOTIMPL;
956 }
957 
958 #ifndef __REACTOS__
959 HRESULT WINAPI D3DLoadModule(const void *data, SIZE_T size, ID3D11Module **module)
960 {
961     FIXME("data %p, size %lu, module %p stub!\n", data, size, module);
962     return E_NOTIMPL;
963 }
964 #endif
965