git.oblomov.eu Git - wine/blob - dlls/wined3d/baseshader.c

   1 /*
   2  * shaders implementation
   3  *
   4  * Copyright 2002-2003 Jason Edmeades
   5  * Copyright 2002-2003 Raphael Junqueira
   6  * Copyright 2004 Christian Costa
   7  * Copyright 2005 Oliver Stieber
   8  * Copyright 2006 Ivan Gyurdiev
   9  * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
  10  * Copyright 2009 Henri Verbeet for CodeWeavers
  11  *
  12  * This library is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU Lesser General Public
  14  * License as published by the Free Software Foundation; either
  15  * version 2.1 of the License, or (at your option) any later version.
  16  *
  17  * This library is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * Lesser General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU Lesser General Public
  23  * License along with this library; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  25  */
  26
  27 #include "config.h"
  28 #include <string.h>
  29 #include <stdio.h>
  30 #include "wined3d_private.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
  33 WINE_DECLARE_DEBUG_CHANNEL(d3d);
  34
  35 static const char *shader_opcode_names[] =
  36 {
  37     /* WINED3DSIH_ABS           */ "abs",
  38     /* WINED3DSIH_ADD           */ "add",
  39     /* WINED3DSIH_BEM           */ "bem",
  40     /* WINED3DSIH_BREAK         */ "break",
  41     /* WINED3DSIH_BREAKC        */ "breakc",
  42     /* WINED3DSIH_BREAKP        */ "breakp",
  43     /* WINED3DSIH_CALL          */ "call",
  44     /* WINED3DSIH_CALLNZ        */ "callnz",
  45     /* WINED3DSIH_CMP           */ "cmp",
  46     /* WINED3DSIH_CND           */ "cnd",
  47     /* WINED3DSIH_CRS           */ "crs",
  48     /* WINED3DSIH_DCL           */ "dcl",
  49     /* WINED3DSIH_DEF           */ "def",
  50     /* WINED3DSIH_DEFB          */ "defb",
  51     /* WINED3DSIH_DEFI          */ "defi",
  52     /* WINED3DSIH_DP2ADD        */ "dp2add",
  53     /* WINED3DSIH_DP3           */ "dp3",
  54     /* WINED3DSIH_DP4           */ "dp4",
  55     /* WINED3DSIH_DST           */ "dst",
  56     /* WINED3DSIH_DSX           */ "dsx",
  57     /* WINED3DSIH_DSY           */ "dsy",
  58     /* WINED3DSIH_ELSE          */ "else",
  59     /* WINED3DSIH_ENDIF         */ "endif",
  60     /* WINED3DSIH_ENDLOOP       */ "endloop",
  61     /* WINED3DSIH_ENDREP        */ "endrep",
  62     /* WINED3DSIH_EXP           */ "exp",
  63     /* WINED3DSIH_EXPP          */ "expp",
  64     /* WINED3DSIH_FRC           */ "frc",
  65     /* WINED3DSIH_IF            */ "if",
  66     /* WINED3DSIH_IFC           */ "ifc",
  67     /* WINED3DSIH_LABEL         */ "label",
  68     /* WINED3DSIH_LIT           */ "lit",
  69     /* WINED3DSIH_LOG           */ "log",
  70     /* WINED3DSIH_LOGP          */ "logp",
  71     /* WINED3DSIH_LOOP          */ "loop",
  72     /* WINED3DSIH_LRP           */ "lrp",
  73     /* WINED3DSIH_M3x2          */ "m3x2",
  74     /* WINED3DSIH_M3x3          */ "m3x3",
  75     /* WINED3DSIH_M3x4          */ "m3x4",
  76     /* WINED3DSIH_M4x3          */ "m4x3",
  77     /* WINED3DSIH_M4x4          */ "m4x4",
  78     /* WINED3DSIH_MAD           */ "mad",
  79     /* WINED3DSIH_MAX           */ "max",
  80     /* WINED3DSIH_MIN           */ "min",
  81     /* WINED3DSIH_MOV           */ "mov",
  82     /* WINED3DSIH_MOVA          */ "mova",
  83     /* WINED3DSIH_MUL           */ "mul",
  84     /* WINED3DSIH_NOP           */ "nop",
  85     /* WINED3DSIH_NRM           */ "nrm",
  86     /* WINED3DSIH_PHASE         */ "phase",
  87     /* WINED3DSIH_POW           */ "pow",
  88     /* WINED3DSIH_RCP           */ "rcp",
  89     /* WINED3DSIH_REP           */ "rep",
  90     /* WINED3DSIH_RET           */ "ret",
  91     /* WINED3DSIH_RSQ           */ "rsq",
  92     /* WINED3DSIH_SETP          */ "setp",
  93     /* WINED3DSIH_SGE           */ "sge",
  94     /* WINED3DSIH_SGN           */ "sgn",
  95     /* WINED3DSIH_SINCOS        */ "sincos",
  96     /* WINED3DSIH_SLT           */ "slt",
  97     /* WINED3DSIH_SUB           */ "sub",
  98     /* WINED3DSIH_TEX           */ "texld",
  99     /* WINED3DSIH_TEXBEM        */ "texbem",
 100     /* WINED3DSIH_TEXBEML       */ "texbeml",
 101     /* WINED3DSIH_TEXCOORD      */ "texcrd",
 102     /* WINED3DSIH_TEXDEPTH      */ "texdepth",
 103     /* WINED3DSIH_TEXDP3        */ "texdp3",
 104     /* WINED3DSIH_TEXDP3TEX     */ "texdp3tex",
 105     /* WINED3DSIH_TEXKILL       */ "texkill",
 106     /* WINED3DSIH_TEXLDD        */ "texldd",
 107     /* WINED3DSIH_TEXLDL        */ "texldl",
 108     /* WINED3DSIH_TEXM3x2DEPTH  */ "texm3x2depth",
 109     /* WINED3DSIH_TEXM3x2PAD    */ "texm3x2pad",
 110     /* WINED3DSIH_TEXM3x2TEX    */ "texm3x2tex",
 111     /* WINED3DSIH_TEXM3x3       */ "texm3x3",
 112     /* WINED3DSIH_TEXM3x3DIFF   */ "texm3x3diff",
 113     /* WINED3DSIH_TEXM3x3PAD    */ "texm3x3pad",
 114     /* WINED3DSIH_TEXM3x3SPEC   */ "texm3x3spec",
 115     /* WINED3DSIH_TEXM3x3TEX    */ "texm3x3tex",
 116     /* WINED3DSIH_TEXM3x3VSPEC  */ "texm3x3vspec",
 117     /* WINED3DSIH_TEXREG2AR     */ "texreg2ar",
 118     /* WINED3DSIH_TEXREG2GB     */ "texreg2gb",
 119     /* WINED3DSIH_TEXREG2RGB    */ "texreg2rgb",
 120 };
 121
 122 const struct wined3d_shader_frontend *shader_select_frontend(DWORD version_token)
 123 {
 124     switch (version_token >> 16)
 125     {
 126         case WINED3D_SM1_VS:
 127         case WINED3D_SM1_PS:
 128             return &sm1_shader_frontend;
 129
 130         case WINED3D_SM4_PS:
 131         case WINED3D_SM4_VS:
 132         case WINED3D_SM4_GS:
 133             return &sm4_shader_frontend;
 134
 135         default:
 136             FIXME("Unrecognised version token %#x\n", version_token);
 137             return NULL;
 138     }
 139 }
 140
 141 static inline BOOL shader_is_version_token(DWORD token) {
 142     return shader_is_pshader_version(token) ||
 143            shader_is_vshader_version(token);
 144 }
 145
 146 void shader_buffer_init(struct SHADER_BUFFER *buffer)
 147 {
 148     buffer->buffer = HeapAlloc(GetProcessHeap(), 0, SHADER_PGMSIZE);
 149     buffer->buffer[0] = '\0';
 150     buffer->bsize = 0;
 151     buffer->lineNo = 0;
 152     buffer->newline = TRUE;
 153 }
 154
 155 void shader_buffer_free(struct SHADER_BUFFER *buffer)
 156 {
 157     HeapFree(GetProcessHeap(), 0, buffer->buffer);
 158 }
 159
 160 int shader_vaddline(SHADER_BUFFER* buffer, const char *format, va_list args)
 161 {
 162     char* base = buffer->buffer + buffer->bsize;
 163     int rc;
 164
 165     rc = vsnprintf(base, SHADER_PGMSIZE - 1 - buffer->bsize, format, args);
 166
 167     if (rc < 0 ||                                   /* C89 */
 168         rc > SHADER_PGMSIZE - 1 - buffer->bsize) {  /* C99 */
 169
 170         ERR("The buffer allocated for the shader program string "
 171             "is too small at %d bytes.\n", SHADER_PGMSIZE);
 172         buffer->bsize = SHADER_PGMSIZE - 1;
 173         return -1;
 174     }
 175
 176     if (buffer->newline) {
 177         TRACE("GL HW (%u, %u) : %s", buffer->lineNo + 1, buffer->bsize, base);
 178         buffer->newline = FALSE;
 179     } else {
 180         TRACE("%s", base);
 181     }
 182
 183     buffer->bsize += rc;
 184     if (buffer->buffer[buffer->bsize-1] == '\n') {
 185         buffer->lineNo++;
 186         buffer->newline = TRUE;
 187     }
 188     return 0;
 189 }
 190
 191 int shader_addline(SHADER_BUFFER* buffer, const char *format, ...)
 192 {
 193     int ret;
 194     va_list args;
 195
 196     va_start(args, format);
 197     ret = shader_vaddline(buffer, format, args);
 198     va_end(args);
 199
 200     return ret;
 201 }
 202
 203 void shader_init(struct IWineD3DBaseShaderClass *shader, IWineD3DDevice *device)
 204 {
 205     shader->ref = 1;
 206     shader->device = device;
 207     list_init(&shader->linked_programs);
 208 }
 209
 210 /* Convert floating point offset relative
 211  * to a register file to an absolute offset for float constants */
 212 static unsigned int shader_get_float_offset(WINED3DSHADER_PARAM_REGISTER_TYPE register_type, UINT register_idx)
 213 {
 214     switch (register_type)
 215     {
 216         case WINED3DSPR_CONST: return register_idx;
 217         case WINED3DSPR_CONST2: return 2048 + register_idx;
 218         case WINED3DSPR_CONST3: return 4096 + register_idx;
 219         case WINED3DSPR_CONST4: return 6144 + register_idx;
 220         default:
 221             FIXME("Unsupported register type: %d\n", register_type);
 222             return register_idx;
 223     }
 224 }
 225
 226 static void shader_delete_constant_list(struct list* clist) {
 227
 228     struct list *ptr;
 229     struct local_constant* constant;
 230
 231     ptr = list_head(clist);
 232     while (ptr) {
 233         constant = LIST_ENTRY(ptr, struct local_constant, entry);
 234         ptr = list_next(clist, ptr);
 235         HeapFree(GetProcessHeap(), 0, constant);
 236     }
 237     list_init(clist);
 238 }
 239
 240 static inline void set_bitmap_bit(DWORD *bitmap, DWORD bit)
 241 {
 242     DWORD idx, shift;
 243     idx = bit >> 5;
 244     shift = bit & 0x1f;
 245     bitmap[idx] |= (1 << shift);
 246 }
 247
 248 static void shader_record_register_usage(IWineD3DBaseShaderImpl *This, struct shader_reg_maps *reg_maps,
 249         const struct wined3d_shader_register *reg, BOOL pshader)
 250 {
 251     switch (reg->type)
 252     {
 253         case WINED3DSPR_TEXTURE: /* WINED3DSPR_ADDR */
 254             if (pshader) reg_maps->texcoord[reg->idx] = 1;
 255             else reg_maps->address[reg->idx] = 1;
 256             break;
 257
 258         case WINED3DSPR_TEMP:
 259             reg_maps->temporary[reg->idx] = 1;
 260             break;
 261
 262         case WINED3DSPR_INPUT:
 263             if (!pshader) reg_maps->input_registers |= 1 << reg->idx;
 264             else
 265             {
 266                 if (reg->rel_addr)
 267                 {
 268                     /* If relative addressing is used, we must assume that all registers
 269                      * are used. Even if it is a construct like v3[aL], we can't assume
 270                      * that v0, v1 and v2 aren't read because aL can be negative */
 271                     unsigned int i;
 272                     for (i = 0; i < MAX_REG_INPUT; ++i)
 273                     {
 274                         ((IWineD3DPixelShaderImpl *)This)->input_reg_used[i] = TRUE;
 275                     }
 276                 }
 277                 else
 278                 {
 279                     ((IWineD3DPixelShaderImpl *)This)->input_reg_used[reg->idx] = TRUE;
 280                 }
 281             }
 282             break;
 283
 284         case WINED3DSPR_RASTOUT:
 285             if (reg->idx == 1) reg_maps->fog = 1;
 286             break;
 287
 288         case WINED3DSPR_MISCTYPE:
 289             if (pshader && reg->idx == 0) reg_maps->vpos = 1;
 290             break;
 291
 292         case WINED3DSPR_CONST:
 293             if (reg->rel_addr)
 294             {
 295                 if (!pshader)
 296                 {
 297                     if (reg->idx <= ((IWineD3DVertexShaderImpl *)This)->min_rel_offset)
 298                         ((IWineD3DVertexShaderImpl *)This)->min_rel_offset = reg->idx;
 299                     else if (reg->idx >= ((IWineD3DVertexShaderImpl *)This)->max_rel_offset)
 300                         ((IWineD3DVertexShaderImpl *)This)->max_rel_offset = reg->idx;
 301                 }
 302                 reg_maps->usesrelconstF = TRUE;
 303             }
 304             else
 305             {
 306                 set_bitmap_bit(reg_maps->constf, reg->idx);
 307             }
 308             break;
 309
 310         case WINED3DSPR_CONSTINT:
 311             reg_maps->integer_constants |= (1 << reg->idx);
 312             break;
 313
 314         case WINED3DSPR_CONSTBOOL:
 315             reg_maps->boolean_constants |= (1 << reg->idx);
 316             break;
 317
 318         default:
 319             TRACE("Not recording register of type %#x and idx %u\n", reg->type, reg->idx);
 320             break;
 321     }
 322 }
 323
 324 static unsigned int get_instr_extra_regcount(enum WINED3D_SHADER_INSTRUCTION_HANDLER instr, unsigned int param)
 325 {
 326     switch(instr)
 327     {
 328         case WINED3DSIH_M4x4:
 329         case WINED3DSIH_M3x4:
 330             return param == 1 ? 3 : 0;
 331
 332         case WINED3DSIH_M4x3:
 333         case WINED3DSIH_M3x3:
 334             return param == 1 ? 2 : 0;
 335
 336         case WINED3DSIH_M3x2:
 337             return param == 1 ? 1 : 0;
 338
 339         default:
 340             return 0;
 341     }
 342 }
 343
 344 static const char *shader_semantic_name_from_usage(WINED3DDECLUSAGE usage)
 345 {
 346     static const char *semantic_names[] =
 347     {
 348         /* WINED3DDECLUSAGE_POSITION        */ "SV_POSITION",
 349         /* WINED3DDECLUSAGE_BLENDWEIGHT     */ "BLENDWEIGHT",
 350         /* WINED3DDECLUSAGE_BLENDINDICES    */ "BLENDINDICES",
 351         /* WINED3DDECLUSAGE_NORMAL          */ "NORMAL",
 352         /* WINED3DDECLUSAGE_PSIZE           */ "PSIZE",
 353         /* WINED3DDECLUSAGE_TEXCOORD        */ "TEXCOORD",
 354         /* WINED3DDECLUSAGE_TANGENT         */ "TANGENT",
 355         /* WINED3DDECLUSAGE_BINORMAL        */ "BINORMAL",
 356         /* WINED3DDECLUSAGE_TESSFACTOR      */ "TESSFACTOR",
 357         /* WINED3DDECLUSAGE_POSITIONT       */ "POSITIONT",
 358         /* WINED3DDECLUSAGE_COLOR           */ "COLOR",
 359         /* WINED3DDECLUSAGE_FOG             */ "FOG",
 360         /* WINED3DDECLUSAGE_DEPTH           */ "DEPTH",
 361         /* WINED3DDECLUSAGE_SAMPLE          */ "SAMPLE",
 362     };
 363
 364     if (usage >= sizeof(semantic_names) / sizeof(*semantic_names))
 365     {
 366         FIXME("Unrecognized usage %#x\n", usage);
 367         return "UNRECOGNIZED";
 368     }
 369
 370     return semantic_names[usage];
 371 }
 372
 373 BOOL shader_match_semantic(const char *semantic_name, WINED3DDECLUSAGE usage)
 374 {
 375     return !strcmp(semantic_name, shader_semantic_name_from_usage(usage));
 376 }
 377
 378 static void shader_signature_from_semantic(struct wined3d_shader_signature_element *e,
 379         const struct wined3d_shader_semantic *s)
 380 {
 381     e->semantic_name = shader_semantic_name_from_usage(s->usage);
 382     e->semantic_idx = s->usage_idx;
 383     e->sysval_semantic = 0;
 384     e->component_type = 0;
 385     e->register_idx = s->reg.reg.idx;
 386     e->mask = s->reg.write_mask;
 387 }
 388
 389 /* Note that this does not count the loop register
 390  * as an address register. */
 391
 392 HRESULT shader_get_registers_used(IWineD3DBaseShader *iface, const struct wined3d_shader_frontend *fe,
 393         struct shader_reg_maps *reg_maps, struct wined3d_shader_attribute *attributes,
 394         struct wined3d_shader_signature_element *input_signature,
 395         struct wined3d_shader_signature_element *output_signature, const DWORD *byte_code, DWORD constf_size)
 396 {
 397     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 398     void *fe_data = This->baseShader.frontend_data;
 399     struct wined3d_shader_version shader_version;
 400     unsigned int cur_loop_depth = 0, max_loop_depth = 0;
 401     const DWORD* pToken = byte_code;
 402     char pshader;
 403
 404     /* There are some minor differences between pixel and vertex shaders */
 405
 406     memset(reg_maps, 0, sizeof(*reg_maps));
 407
 408     /* get_registers_used is called on every compile on some 1.x shaders, which can result
 409      * in stacking up a collection of local constants. Delete the old constants if existing
 410      */
 411     shader_delete_constant_list(&This->baseShader.constantsF);
 412     shader_delete_constant_list(&This->baseShader.constantsB);
 413     shader_delete_constant_list(&This->baseShader.constantsI);
 414
 415     fe->shader_read_header(fe_data, &pToken, &shader_version);
 416     reg_maps->shader_version = shader_version;
 417     pshader = shader_is_pshader_version(shader_version.type);
 418
 419     reg_maps->constf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
 420                                  sizeof(*reg_maps->constf) * ((constf_size + 31) / 32));
 421     if(!reg_maps->constf) {
 422         ERR("Out of memory\n");
 423         return E_OUTOFMEMORY;
 424     }
 425
 426     while (!fe->shader_is_end(fe_data, &pToken))
 427     {
 428         struct wined3d_shader_instruction ins;
 429         const char *comment;
 430         UINT param_size;
 431
 432         /* Skip comments */
 433         fe->shader_read_comment(&pToken, &comment);
 434         if (comment) continue;
 435
 436         /* Fetch opcode */
 437         fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
 438
 439         /* Unhandled opcode, and its parameters */
 440         if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
 441         {
 442             TRACE("Skipping unrecognized instruction.\n");
 443             pToken += param_size;
 444             continue;
 445         }
 446
 447         /* Handle declarations */
 448         if (ins.handler_idx == WINED3DSIH_DCL)
 449         {
 450             struct wined3d_shader_semantic semantic;
 451
 452             fe->shader_read_semantic(&pToken, &semantic);
 453
 454             switch (semantic.reg.reg.type)
 455             {
 456                 /* Vshader: mark attributes used
 457                  * Pshader: mark 3.0 input registers used, save token */
 458                 case WINED3DSPR_INPUT:
 459                     reg_maps->input_registers |= 1 << semantic.reg.reg.idx;
 460                     if (shader_version.type == WINED3D_SHADER_TYPE_VERTEX)
 461                     {
 462                         attributes[semantic.reg.reg.idx].usage = semantic.usage;
 463                         attributes[semantic.reg.reg.idx].usage_idx = semantic.usage_idx;
 464                     }
 465                     else
 466                     {
 467                         shader_signature_from_semantic(&input_signature[semantic.reg.reg.idx], &semantic);
 468                     }
 469                     break;
 470
 471                 /* Vshader: mark 3.0 output registers used, save token */
 472                 case WINED3DSPR_OUTPUT:
 473                     reg_maps->output_registers |= 1 << semantic.reg.reg.idx;
 474                     shader_signature_from_semantic(&output_signature[semantic.reg.reg.idx], &semantic);
 475                     if (semantic.usage == WINED3DDECLUSAGE_FOG) reg_maps->fog = 1;
 476                     break;
 477
 478                 /* Save sampler usage token */
 479                 case WINED3DSPR_SAMPLER:
 480                     reg_maps->sampler_type[semantic.reg.reg.idx] = semantic.sampler_type;
 481                     break;
 482
 483                 default:
 484                     TRACE("Not recording DCL register type %#x.\n", semantic.reg.reg.type);
 485                     break;
 486             }
 487         }
 488         else if (ins.handler_idx == WINED3DSIH_DEF)
 489         {
 490             struct wined3d_shader_dst_param dst;
 491             struct wined3d_shader_src_param rel_addr;
 492
 493             local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
 494             if (!lconst) return E_OUTOFMEMORY;
 495
 496             fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
 497             lconst->idx = dst.reg.idx;
 498
 499             memcpy(lconst->value, pToken, 4 * sizeof(DWORD));
 500             pToken += 4;
 501
 502             /* In pixel shader 1.X shaders, the constants are clamped between [-1;1] */
 503             if (shader_version.major == 1 && pshader)
 504             {
 505                 float *value = (float *) lconst->value;
 506                 if(value[0] < -1.0) value[0] = -1.0;
 507                 else if(value[0] >  1.0) value[0] =  1.0;
 508                 if(value[1] < -1.0) value[1] = -1.0;
 509                 else if(value[1] >  1.0) value[1] =  1.0;
 510                 if(value[2] < -1.0) value[2] = -1.0;
 511                 else if(value[2] >  1.0) value[2] =  1.0;
 512                 if(value[3] < -1.0) value[3] = -1.0;
 513                 else if(value[3] >  1.0) value[3] =  1.0;
 514             }
 515
 516             list_add_head(&This->baseShader.constantsF, &lconst->entry);
 517         }
 518         else if (ins.handler_idx == WINED3DSIH_DEFI)
 519         {
 520             struct wined3d_shader_dst_param dst;
 521             struct wined3d_shader_src_param rel_addr;
 522
 523             local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
 524             if (!lconst) return E_OUTOFMEMORY;
 525
 526             fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
 527             lconst->idx = dst.reg.idx;
 528
 529             memcpy(lconst->value, pToken, 4 * sizeof(DWORD));
 530             pToken += 4;
 531
 532             list_add_head(&This->baseShader.constantsI, &lconst->entry);
 533         }
 534         else if (ins.handler_idx == WINED3DSIH_DEFB)
 535         {
 536             struct wined3d_shader_dst_param dst;
 537             struct wined3d_shader_src_param rel_addr;
 538
 539             local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
 540             if (!lconst) return E_OUTOFMEMORY;
 541
 542             fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
 543             lconst->idx = dst.reg.idx;
 544
 545             memcpy(lconst->value, pToken, sizeof(DWORD));
 546             ++pToken;
 547
 548             list_add_head(&This->baseShader.constantsB, &lconst->entry);
 549         }
 550         /* If there's a loop in the shader */
 551         else if (ins.handler_idx == WINED3DSIH_LOOP
 552                 || ins.handler_idx == WINED3DSIH_REP)
 553         {
 554             struct wined3d_shader_src_param src, rel_addr;
 555
 556             fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
 557
 558             /* Rep and Loop always use an integer constant for the control parameters */
 559             if (ins.handler_idx == WINED3DSIH_REP)
 560             {
 561                 reg_maps->integer_constants |= 1 << src.reg.idx;
 562             }
 563             else
 564             {
 565                 fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
 566                 reg_maps->integer_constants |= 1 << src.reg.idx;
 567             }
 568
 569             cur_loop_depth++;
 570             if(cur_loop_depth > max_loop_depth)
 571                 max_loop_depth = cur_loop_depth;
 572         }
 573         else if (ins.handler_idx == WINED3DSIH_ENDLOOP
 574                 || ins.handler_idx == WINED3DSIH_ENDREP)
 575         {
 576             cur_loop_depth--;
 577         }
 578         /* For subroutine prototypes */
 579         else if (ins.handler_idx == WINED3DSIH_LABEL)
 580         {
 581             struct wined3d_shader_src_param src, rel_addr;
 582
 583             fe->shader_read_src_param(fe_data, &pToken, &src, &rel_addr);
 584             reg_maps->labels[src.reg.idx] = 1;
 585         }
 586         /* Set texture, address, temporary registers */
 587         else
 588         {
 589             int i, limit;
 590
 591             /* This will loop over all the registers and try to
 592              * make a bitmask of the ones we're interested in.
 593              *
 594              * Relative addressing tokens are ignored, but that's
 595              * okay, since we'll catch any address registers when
 596              * they are initialized (required by spec) */
 597
 598             if (ins.dst_count)
 599             {
 600                 struct wined3d_shader_dst_param dst_param;
 601                 struct wined3d_shader_src_param dst_rel_addr;
 602
 603                 fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
 604
 605                 /* WINED3DSPR_TEXCRDOUT is the same as WINED3DSPR_OUTPUT. _OUTPUT can be > MAX_REG_TEXCRD and
 606                  * is used in >= 3.0 shaders. Filter 3.0 shaders to prevent overflows, and also filter pixel
 607                  * shaders because TECRDOUT isn't used in them, but future register types might cause issues */
 608                 if (!pshader && shader_version.major < 3 && dst_param.reg.type == WINED3DSPR_TEXCRDOUT)
 609                 {
 610                     reg_maps->texcoord_mask[dst_param.reg.type] |= dst_param.write_mask;
 611                 }
 612                 else
 613                 {
 614                     shader_record_register_usage(This, reg_maps, &dst_param.reg, pshader);
 615                 }
 616
 617                 /* Declare 1.X samplers implicitly, based on the destination reg. number */
 618                 if (shader_version.major == 1
 619                         && pshader /* Filter different instructions with the same enum values in VS */
 620                         && (ins.handler_idx == WINED3DSIH_TEX
 621                             || ins.handler_idx == WINED3DSIH_TEXBEM
 622                             || ins.handler_idx == WINED3DSIH_TEXBEML
 623                             || ins.handler_idx == WINED3DSIH_TEXDP3TEX
 624                             || ins.handler_idx == WINED3DSIH_TEXM3x2TEX
 625                             || ins.handler_idx == WINED3DSIH_TEXM3x3SPEC
 626                             || ins.handler_idx == WINED3DSIH_TEXM3x3TEX
 627                             || ins.handler_idx == WINED3DSIH_TEXM3x3VSPEC
 628                             || ins.handler_idx == WINED3DSIH_TEXREG2AR
 629                             || ins.handler_idx == WINED3DSIH_TEXREG2GB
 630                             || ins.handler_idx == WINED3DSIH_TEXREG2RGB))
 631                 {
 632                     /* Fake sampler usage, only set reserved bit and ttype */
 633                     DWORD sampler_code = dst_param.reg.idx;
 634
 635                     TRACE("Setting fake 2D sampler for 1.x pixelshader\n");
 636                     reg_maps->sampler_type[sampler_code] = WINED3DSTT_2D;
 637
 638                     /* texbem is only valid with < 1.4 pixel shaders */
 639                     if (ins.handler_idx == WINED3DSIH_TEXBEM
 640                             || ins.handler_idx == WINED3DSIH_TEXBEML)
 641                     {
 642                         reg_maps->bumpmat[sampler_code] = TRUE;
 643                         if (ins.handler_idx == WINED3DSIH_TEXBEML)
 644                         {
 645                             reg_maps->luminanceparams[sampler_code] = TRUE;
 646                         }
 647                     }
 648                 }
 649                 else if (pshader && ins.handler_idx == WINED3DSIH_BEM)
 650                 {
 651                     reg_maps->bumpmat[dst_param.reg.idx] = TRUE;
 652                 }
 653             }
 654
 655             if (ins.handler_idx == WINED3DSIH_NRM)
 656             {
 657                 reg_maps->usesnrm = 1;
 658             }
 659             else if (ins.handler_idx == WINED3DSIH_DSY)
 660             {
 661                 reg_maps->usesdsy = 1;
 662             }
 663             else if(ins.handler_idx == WINED3DSIH_TEXLDD)
 664             {
 665                 reg_maps->usestexldd = 1;
 666             }
 667             else if(ins.handler_idx == WINED3DSIH_MOVA)
 668             {
 669                 reg_maps->usesmova = 1;
 670             }
 671
 672             limit = ins.src_count + (ins.predicate ? 1 : 0);
 673             for (i = 0; i < limit; ++i)
 674             {
 675                 struct wined3d_shader_src_param src_param, src_rel_addr;
 676                 unsigned int count;
 677
 678                 fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
 679                 count = get_instr_extra_regcount(ins.handler_idx, i);
 680
 681                 shader_record_register_usage(This, reg_maps, &src_param.reg, pshader);
 682                 while (count)
 683                 {
 684                     ++src_param.reg.idx;
 685                     shader_record_register_usage(This, reg_maps, &src_param.reg, pshader);
 686                     --count;
 687                 }
 688             }
 689         }
 690     }
 691     reg_maps->loop_depth = max_loop_depth;
 692
 693     This->baseShader.functionLength = ((char *)pToken - (char *)byte_code);
 694
 695     return WINED3D_OK;
 696 }
 697
 698 static void shader_dump_decl_usage(const struct wined3d_shader_semantic *semantic,
 699         const struct wined3d_shader_version *shader_version)
 700 {
 701     TRACE("dcl");
 702
 703     if (semantic->reg.reg.type == WINED3DSPR_SAMPLER)
 704     {
 705         switch (semantic->sampler_type)
 706         {
 707             case WINED3DSTT_2D: TRACE("_2d"); break;
 708             case WINED3DSTT_CUBE: TRACE("_cube"); break;
 709             case WINED3DSTT_VOLUME: TRACE("_volume"); break;
 710             default: TRACE("_unknown_ttype(0x%08x)", semantic->sampler_type);
 711         }
 712     }
 713     else
 714     {
 715         /* Pixel shaders 3.0 don't have usage semantics */
 716         if (shader_is_pshader_version(shader_version->type) && shader_version->major < 3)
 717             return;
 718         else
 719             TRACE("_");
 720
 721         switch (semantic->usage)
 722         {
 723             case WINED3DDECLUSAGE_POSITION:
 724                 TRACE("position%d", semantic->usage_idx);
 725                 break;
 726             case WINED3DDECLUSAGE_BLENDINDICES:
 727                 TRACE("blend");
 728                 break;
 729             case WINED3DDECLUSAGE_BLENDWEIGHT:
 730                 TRACE("weight");
 731                 break;
 732             case WINED3DDECLUSAGE_NORMAL:
 733                 TRACE("normal%d", semantic->usage_idx);
 734                 break;
 735             case WINED3DDECLUSAGE_PSIZE:
 736                 TRACE("psize");
 737                 break;
 738             case WINED3DDECLUSAGE_COLOR:
 739                 if (semantic->usage_idx == 0) TRACE("color");
 740                 else TRACE("specular%d", (semantic->usage_idx - 1));
 741                 break;
 742             case WINED3DDECLUSAGE_TEXCOORD:
 743                 TRACE("texture%d", semantic->usage_idx);
 744                 break;
 745             case WINED3DDECLUSAGE_TANGENT:
 746                 TRACE("tangent");
 747                 break;
 748             case WINED3DDECLUSAGE_BINORMAL:
 749                 TRACE("binormal");
 750                 break;
 751             case WINED3DDECLUSAGE_TESSFACTOR:
 752                 TRACE("tessfactor");
 753                 break;
 754             case WINED3DDECLUSAGE_POSITIONT:
 755                 TRACE("positionT%d", semantic->usage_idx);
 756                 break;
 757             case WINED3DDECLUSAGE_FOG:
 758                 TRACE("fog");
 759                 break;
 760             case WINED3DDECLUSAGE_DEPTH:
 761                 TRACE("depth");
 762                 break;
 763             case WINED3DDECLUSAGE_SAMPLE:
 764                 TRACE("sample");
 765                 break;
 766             default:
 767                 FIXME("unknown_semantics(0x%08x)", semantic->usage);
 768         }
 769     }
 770 }
 771
 772 static void shader_dump_register(const struct wined3d_shader_register *reg,
 773         const struct wined3d_shader_version *shader_version)
 774 {
 775     static const char * const rastout_reg_names[] = {"oPos", "oFog", "oPts"};
 776     static const char * const misctype_reg_names[] = {"vPos", "vFace"};
 777     UINT offset = reg->idx;
 778
 779     switch (reg->type)
 780     {
 781         case WINED3DSPR_TEMP:
 782             TRACE("r");
 783             break;
 784
 785         case WINED3DSPR_INPUT:
 786             TRACE("v");
 787             break;
 788
 789         case WINED3DSPR_CONST:
 790         case WINED3DSPR_CONST2:
 791         case WINED3DSPR_CONST3:
 792         case WINED3DSPR_CONST4:
 793             TRACE("c");
 794             offset = shader_get_float_offset(reg->type, reg->idx);
 795             break;
 796
 797         case WINED3DSPR_TEXTURE: /* vs: case WINED3DSPR_ADDR */
 798             TRACE("%c", shader_is_pshader_version(shader_version->type) ? 't' : 'a');
 799             break;
 800
 801         case WINED3DSPR_RASTOUT:
 802             TRACE("%s", rastout_reg_names[reg->idx]);
 803             break;
 804
 805         case WINED3DSPR_COLOROUT:
 806             TRACE("oC");
 807             break;
 808
 809         case WINED3DSPR_DEPTHOUT:
 810             TRACE("oDepth");
 811             break;
 812
 813         case WINED3DSPR_ATTROUT:
 814             TRACE("oD");
 815             break;
 816
 817         case WINED3DSPR_TEXCRDOUT:
 818             /* Vertex shaders >= 3.0 use general purpose output registers
 819              * (WINED3DSPR_OUTPUT), which can include an address token */
 820             if (shader_version->major >= 3) TRACE("o");
 821             else TRACE("oT");
 822             break;
 823
 824         case WINED3DSPR_CONSTINT:
 825             TRACE("i");
 826             break;
 827
 828         case WINED3DSPR_CONSTBOOL:
 829             TRACE("b");
 830             break;
 831
 832         case WINED3DSPR_LABEL:
 833             TRACE("l");
 834             break;
 835
 836         case WINED3DSPR_LOOP:
 837             TRACE("aL");
 838             break;
 839
 840         case WINED3DSPR_SAMPLER:
 841             TRACE("s");
 842             break;
 843
 844         case WINED3DSPR_MISCTYPE:
 845             if (reg->idx > 1) FIXME("Unhandled misctype register %d\n", reg->idx);
 846             else TRACE("%s", misctype_reg_names[reg->idx]);
 847             break;
 848
 849         case WINED3DSPR_PREDICATE:
 850             TRACE("p");
 851             break;
 852
 853         case WINED3DSPR_IMMCONST:
 854             TRACE("l");
 855             break;
 856
 857         default:
 858             TRACE("unhandled_rtype(%#x)", reg->type);
 859             break;
 860     }
 861
 862     if (reg->type == WINED3DSPR_IMMCONST)
 863     {
 864         TRACE("(");
 865         switch (reg->immconst_type)
 866         {
 867             case WINED3D_IMMCONST_FLOAT:
 868                 TRACE("%.8e", *(float *)reg->immconst_data);
 869                 break;
 870
 871             case WINED3D_IMMCONST_FLOAT4:
 872                 TRACE("%.8e, %.8e, %.8e, %.8e",
 873                         *(float *)&reg->immconst_data[0], *(float *)&reg->immconst_data[1],
 874                         *(float *)&reg->immconst_data[2], *(float *)&reg->immconst_data[3]);
 875                 break;
 876
 877             default:
 878                 TRACE("<unhandled immconst_type %#x>", reg->immconst_type);
 879                 break;
 880         }
 881         TRACE(")");
 882     }
 883     else if (reg->type != WINED3DSPR_RASTOUT && reg->type != WINED3DSPR_MISCTYPE)
 884     {
 885         if (reg->rel_addr)
 886         {
 887             TRACE("[");
 888             shader_dump_src_param(reg->rel_addr, shader_version);
 889             TRACE(" + ");
 890         }
 891         TRACE("%u", offset);
 892         if (reg->rel_addr) TRACE("]");
 893     }
 894 }
 895
 896 void shader_dump_dst_param(const struct wined3d_shader_dst_param *param,
 897         const struct wined3d_shader_version *shader_version)
 898 {
 899     DWORD write_mask = param->write_mask;
 900
 901     shader_dump_register(&param->reg, shader_version);
 902
 903     if (write_mask != WINED3DSP_WRITEMASK_ALL)
 904     {
 905         static const char *write_mask_chars = "xyzw";
 906
 907         TRACE(".");
 908         if (write_mask & WINED3DSP_WRITEMASK_0) TRACE("%c", write_mask_chars[0]);
 909         if (write_mask & WINED3DSP_WRITEMASK_1) TRACE("%c", write_mask_chars[1]);
 910         if (write_mask & WINED3DSP_WRITEMASK_2) TRACE("%c", write_mask_chars[2]);
 911         if (write_mask & WINED3DSP_WRITEMASK_3) TRACE("%c", write_mask_chars[3]);
 912     }
 913 }
 914
 915 void shader_dump_src_param(const struct wined3d_shader_src_param *param,
 916         const struct wined3d_shader_version *shader_version)
 917 {
 918     DWORD src_modifier = param->modifiers;
 919     DWORD swizzle = param->swizzle;
 920
 921     if (src_modifier == WINED3DSPSM_NEG
 922             || src_modifier == WINED3DSPSM_BIASNEG
 923             || src_modifier == WINED3DSPSM_SIGNNEG
 924             || src_modifier == WINED3DSPSM_X2NEG
 925             || src_modifier == WINED3DSPSM_ABSNEG)
 926         TRACE("-");
 927     else if (src_modifier == WINED3DSPSM_COMP)
 928         TRACE("1-");
 929     else if (src_modifier == WINED3DSPSM_NOT)
 930         TRACE("!");
 931
 932     if (src_modifier == WINED3DSPSM_ABS || src_modifier == WINED3DSPSM_ABSNEG)
 933         TRACE("abs(");
 934
 935     shader_dump_register(&param->reg, shader_version);
 936
 937     if (src_modifier)
 938     {
 939         switch (src_modifier)
 940         {
 941             case WINED3DSPSM_NONE:    break;
 942             case WINED3DSPSM_NEG:     break;
 943             case WINED3DSPSM_NOT:     break;
 944             case WINED3DSPSM_BIAS:    TRACE("_bias"); break;
 945             case WINED3DSPSM_BIASNEG: TRACE("_bias"); break;
 946             case WINED3DSPSM_SIGN:    TRACE("_bx2"); break;
 947             case WINED3DSPSM_SIGNNEG: TRACE("_bx2"); break;
 948             case WINED3DSPSM_COMP:    break;
 949             case WINED3DSPSM_X2:      TRACE("_x2"); break;
 950             case WINED3DSPSM_X2NEG:   TRACE("_x2"); break;
 951             case WINED3DSPSM_DZ:      TRACE("_dz"); break;
 952             case WINED3DSPSM_DW:      TRACE("_dw"); break;
 953             case WINED3DSPSM_ABSNEG:  TRACE(")"); break;
 954             case WINED3DSPSM_ABS:     TRACE(")"); break;
 955             default:
 956                                       TRACE("_unknown_modifier(%#x)", src_modifier);
 957         }
 958     }
 959
 960     if (swizzle != WINED3DSP_NOSWIZZLE)
 961     {
 962         static const char *swizzle_chars = "xyzw";
 963         DWORD swizzle_x = swizzle & 0x03;
 964         DWORD swizzle_y = (swizzle >> 2) & 0x03;
 965         DWORD swizzle_z = (swizzle >> 4) & 0x03;
 966         DWORD swizzle_w = (swizzle >> 6) & 0x03;
 967
 968         if (swizzle_x == swizzle_y
 969                 && swizzle_x == swizzle_z
 970                 && swizzle_x == swizzle_w)
 971         {
 972             TRACE(".%c", swizzle_chars[swizzle_x]);
 973         }
 974         else
 975         {
 976             TRACE(".%c%c%c%c", swizzle_chars[swizzle_x], swizzle_chars[swizzle_y],
 977                     swizzle_chars[swizzle_z], swizzle_chars[swizzle_w]);
 978         }
 979     }
 980 }
 981
 982 /* Shared code in order to generate the bulk of the shader string.
 983  * NOTE: A description of how to parse tokens can be found on msdn */
 984 void shader_generate_main(IWineD3DBaseShader *iface, SHADER_BUFFER *buffer,
 985         const shader_reg_maps *reg_maps, const DWORD *pFunction, void *backend_ctx)
 986 {
 987     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 988     IWineD3DDeviceImpl *device = (IWineD3DDeviceImpl *) This->baseShader.device; /* To access shader backend callbacks */
 989     const SHADER_HANDLER *handler_table = device->shader_backend->shader_instruction_handler_table;
 990     const struct wined3d_shader_frontend *fe = This->baseShader.frontend;
 991     void *fe_data = This->baseShader.frontend_data;
 992     struct wined3d_shader_src_param src_rel_addr[4];
 993     struct wined3d_shader_src_param src_param[4];
 994     struct wined3d_shader_version shader_version;
 995     struct wined3d_shader_src_param dst_rel_addr;
 996     struct wined3d_shader_dst_param dst_param;
 997     struct wined3d_shader_instruction ins;
 998     struct wined3d_shader_context ctx;
 999     const DWORD *pToken = pFunction;
1000     SHADER_HANDLER hw_fct;
1001     DWORD i;
1002
1003     /* Initialize current parsing state */
1004     ctx.shader = iface;
1005     ctx.reg_maps = reg_maps;
1006     ctx.buffer = buffer;
1007     ctx.backend_data = backend_ctx;
1008
1009     ins.ctx = &ctx;
1010     ins.dst = &dst_param;
1011     ins.src = src_param;
1012     This->baseShader.parse_state.current_row = 0;
1013
1014     fe->shader_read_header(fe_data, &pToken, &shader_version);
1015
1016     while (!fe->shader_is_end(fe_data, &pToken))
1017     {
1018         const char *comment;
1019         UINT param_size;
1020
1021         /* Skip comment tokens */
1022         fe->shader_read_comment(&pToken, &comment);
1023         if (comment) continue;
1024
1025         /* Read opcode */
1026         fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
1027
1028         /* Unknown opcode and its parameters */
1029         if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
1030         {
1031             TRACE("Skipping unrecognized instruction.\n");
1032             pToken += param_size;
1033             continue;
1034         }
1035
1036         /* Nothing to do */
1037         if (ins.handler_idx == WINED3DSIH_DCL
1038                 || ins.handler_idx == WINED3DSIH_NOP
1039                 || ins.handler_idx == WINED3DSIH_DEF
1040                 || ins.handler_idx == WINED3DSIH_DEFI
1041                 || ins.handler_idx == WINED3DSIH_DEFB
1042                 || ins.handler_idx == WINED3DSIH_PHASE
1043                 || ins.handler_idx == WINED3DSIH_RET)
1044         {
1045             pToken += param_size;
1046             continue;
1047         }
1048
1049         /* Select handler */
1050         hw_fct = handler_table[ins.handler_idx];
1051
1052         /* Unhandled opcode */
1053         if (!hw_fct)
1054         {
1055             FIXME("Backend can't handle opcode %#x\n", ins.handler_idx);
1056             pToken += param_size;
1057             continue;
1058         }
1059
1060         /* Destination token */
1061         if (ins.dst_count) fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
1062
1063         /* Predication token */
1064         if (ins.predicate) ins.predicate = *pToken++;
1065
1066         /* Other source tokens */
1067         for (i = 0; i < ins.src_count; ++i)
1068         {
1069             fe->shader_read_src_param(fe_data, &pToken, &src_param[i], &src_rel_addr[i]);
1070         }
1071
1072         /* Call appropriate function for output target */
1073         hw_fct(&ins);
1074
1075         /* Process instruction modifiers for GLSL apps ( _sat, etc. ) */
1076         device->shader_backend->shader_add_instruction_modifiers(&ins);
1077     }
1078 }
1079
1080 static void shader_dump_ins_modifiers(const struct wined3d_shader_dst_param *dst)
1081 {
1082     DWORD mmask = dst->modifiers;
1083
1084     switch (dst->shift)
1085     {
1086         case 0: break;
1087         case 13: TRACE("_d8"); break;
1088         case 14: TRACE("_d4"); break;
1089         case 15: TRACE("_d2"); break;
1090         case 1: TRACE("_x2"); break;
1091         case 2: TRACE("_x4"); break;
1092         case 3: TRACE("_x8"); break;
1093         default: TRACE("_unhandled_shift(%d)", dst->shift); break;
1094     }
1095
1096     if (mmask & WINED3DSPDM_SATURATE)         TRACE("_sat");
1097     if (mmask & WINED3DSPDM_PARTIALPRECISION) TRACE("_pp");
1098     if (mmask & WINED3DSPDM_MSAMPCENTROID)    TRACE("_centroid");
1099
1100     mmask &= ~(WINED3DSPDM_SATURATE | WINED3DSPDM_PARTIALPRECISION | WINED3DSPDM_MSAMPCENTROID);
1101     if (mmask)
1102         FIXME("_unrecognized_modifier(%#x)", mmask);
1103 }
1104
1105 void shader_trace_init(const struct wined3d_shader_frontend *fe, void *fe_data, const DWORD *pFunction)
1106 {
1107     struct wined3d_shader_version shader_version;
1108     const DWORD* pToken = pFunction;
1109     DWORD i;
1110
1111     TRACE("Parsing %p\n", pFunction);
1112
1113     fe->shader_read_header(fe_data, &pToken, &shader_version);
1114
1115     TRACE("%s_%u_%u\n", shader_is_pshader_version(shader_version.type) ? "ps": "vs",
1116             shader_version.major, shader_version.minor);
1117
1118     while (!fe->shader_is_end(fe_data, &pToken))
1119     {
1120         struct wined3d_shader_instruction ins;
1121         const char *comment;
1122         UINT param_size;
1123
1124         /* comment */
1125         fe->shader_read_comment(&pToken, &comment);
1126         if (comment)
1127         {
1128             TRACE("//%s\n", comment);
1129             continue;
1130         }
1131
1132         fe->shader_read_opcode(fe_data, &pToken, &ins, &param_size);
1133         if (ins.handler_idx == WINED3DSIH_TABLE_SIZE)
1134         {
1135             TRACE("Skipping unrecognized instruction.\n");
1136             pToken += param_size;
1137             continue;
1138         }
1139
1140         if (ins.handler_idx == WINED3DSIH_DCL)
1141         {
1142             struct wined3d_shader_semantic semantic;
1143
1144             fe->shader_read_semantic(&pToken, &semantic);
1145
1146             shader_dump_decl_usage(&semantic, &shader_version);
1147             shader_dump_ins_modifiers(&semantic.reg);
1148             TRACE(" ");
1149             shader_dump_dst_param(&semantic.reg, &shader_version);
1150         }
1151         else if (ins.handler_idx == WINED3DSIH_DEF)
1152         {
1153             struct wined3d_shader_dst_param dst;
1154             struct wined3d_shader_src_param rel_addr;
1155
1156             fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1157
1158             TRACE("def c%u = %f, %f, %f, %f", shader_get_float_offset(dst.reg.type, dst.reg.idx),
1159                     *(const float *)(pToken),
1160                     *(const float *)(pToken + 1),
1161                     *(const float *)(pToken + 2),
1162                     *(const float *)(pToken + 3));
1163             pToken += 4;
1164         }
1165         else if (ins.handler_idx == WINED3DSIH_DEFI)
1166         {
1167             struct wined3d_shader_dst_param dst;
1168             struct wined3d_shader_src_param rel_addr;
1169
1170             fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1171
1172             TRACE("defi i%u = %d, %d, %d, %d", dst.reg.idx,
1173                     *(pToken),
1174                     *(pToken + 1),
1175                     *(pToken + 2),
1176                     *(pToken + 3));
1177             pToken += 4;
1178         }
1179         else if (ins.handler_idx == WINED3DSIH_DEFB)
1180         {
1181             struct wined3d_shader_dst_param dst;
1182             struct wined3d_shader_src_param rel_addr;
1183
1184             fe->shader_read_dst_param(fe_data, &pToken, &dst, &rel_addr);
1185
1186             TRACE("defb b%u = %s", dst.reg.idx, *pToken ? "true" : "false");
1187             ++pToken;
1188         }
1189         else
1190         {
1191             struct wined3d_shader_src_param dst_rel_addr, src_rel_addr;
1192             struct wined3d_shader_dst_param dst_param;
1193             struct wined3d_shader_src_param src_param;
1194
1195             if (ins.dst_count)
1196             {
1197                 fe->shader_read_dst_param(fe_data, &pToken, &dst_param, &dst_rel_addr);
1198             }
1199
1200             /* Print out predication source token first - it follows
1201              * the destination token. */
1202             if (ins.predicate)
1203             {
1204                 fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
1205                 TRACE("(");
1206                 shader_dump_src_param(&src_param, &shader_version);
1207                 TRACE(") ");
1208             }
1209
1210             /* PixWin marks instructions with the coissue flag with a '+' */
1211             if (ins.coissue) TRACE("+");
1212
1213             TRACE("%s", shader_opcode_names[ins.handler_idx]);
1214
1215             if (ins.handler_idx == WINED3DSIH_IFC
1216                     || ins.handler_idx == WINED3DSIH_BREAKC)
1217             {
1218                 switch (ins.flags)
1219                 {
1220                     case COMPARISON_GT: TRACE("_gt"); break;
1221                     case COMPARISON_EQ: TRACE("_eq"); break;
1222                     case COMPARISON_GE: TRACE("_ge"); break;
1223                     case COMPARISON_LT: TRACE("_lt"); break;
1224                     case COMPARISON_NE: TRACE("_ne"); break;
1225                     case COMPARISON_LE: TRACE("_le"); break;
1226                     default: TRACE("_(%u)", ins.flags);
1227                 }
1228             }
1229             else if (ins.handler_idx == WINED3DSIH_TEX
1230                     && shader_version.major >= 2
1231                     && (ins.flags & WINED3DSI_TEXLD_PROJECT))
1232             {
1233                 TRACE("p");
1234             }
1235
1236             /* We already read the destination token, print it. */
1237             if (ins.dst_count)
1238             {
1239                 shader_dump_ins_modifiers(&dst_param);
1240                 TRACE(" ");
1241                 shader_dump_dst_param(&dst_param, &shader_version);
1242             }
1243
1244             /* Other source tokens */
1245             for (i = ins.dst_count; i < (ins.dst_count + ins.src_count); ++i)
1246             {
1247                 fe->shader_read_src_param(fe_data, &pToken, &src_param, &src_rel_addr);
1248                 TRACE(!i ? " " : ", ");
1249                 shader_dump_src_param(&src_param, &shader_version);
1250             }
1251         }
1252         TRACE("\n");
1253     }
1254 }
1255
1256 void shader_cleanup(IWineD3DBaseShader *iface)
1257 {
1258     IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *)iface;
1259
1260     ((IWineD3DDeviceImpl *)This->baseShader.device)->shader_backend->shader_destroy(iface);
1261     HeapFree(GetProcessHeap(), 0, This->baseShader.reg_maps.constf);
1262     HeapFree(GetProcessHeap(), 0, This->baseShader.function);
1263     shader_delete_constant_list(&This->baseShader.constantsF);
1264     shader_delete_constant_list(&This->baseShader.constantsB);
1265     shader_delete_constant_list(&This->baseShader.constantsI);
1266     list_remove(&This->baseShader.shader_list_entry);
1267
1268     if (This->baseShader.frontend && This->baseShader.frontend_data)
1269     {
1270         This->baseShader.frontend->shader_free(This->baseShader.frontend_data);
1271     }
1272 }
1273
1274 static const SHADER_HANDLER shader_none_instruction_handler_table[WINED3DSIH_TABLE_SIZE] = {0};
1275 static void shader_none_select(IWineD3DDevice *iface, BOOL usePS, BOOL useVS) {}
1276 static void shader_none_select_depth_blt(IWineD3DDevice *iface, enum tex_types tex_type) {}
1277 static void shader_none_deselect_depth_blt(IWineD3DDevice *iface) {}
1278 static void shader_none_update_float_vertex_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
1279 static void shader_none_update_float_pixel_constants(IWineD3DDevice *iface, UINT start, UINT count) {}
1280 static void shader_none_load_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1281 static void shader_none_load_np2fixup_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1282 static void shader_none_destroy(IWineD3DBaseShader *iface) {}
1283 static HRESULT shader_none_alloc(IWineD3DDevice *iface) {return WINED3D_OK;}
1284 static void shader_none_free(IWineD3DDevice *iface) {}
1285 static BOOL shader_none_dirty_const(IWineD3DDevice *iface) {return FALSE;}
1286 static GLuint shader_none_generate_vshader(IWineD3DVertexShader *iface,
1287         SHADER_BUFFER *buffer, const struct vs_compile_args *args)
1288 {
1289     FIXME("NONE shader backend asked to generate a vertex shader\n");
1290     return 0;
1291 }
1292 static void shader_none_add_instruction_modifiers(const struct wined3d_shader_instruction *ins) {}
1293
1294 #define GLINFO_LOCATION      (*gl_info)
1295 static void shader_none_get_caps(WINED3DDEVTYPE devtype, const WineD3D_GL_Info *gl_info, struct shader_caps *pCaps)
1296 {
1297     /* Set the shader caps to 0 for the none shader backend */
1298     pCaps->VertexShaderVersion  = 0;
1299     pCaps->PixelShaderVersion    = 0;
1300     pCaps->PixelShader1xMaxValue = 0.0;
1301 }
1302 #undef GLINFO_LOCATION
1303 static BOOL shader_none_color_fixup_supported(struct color_fixup_desc fixup)
1304 {
1305     if (TRACE_ON(d3d_shader) && TRACE_ON(d3d))
1306     {
1307         TRACE("Checking support for fixup:\n");
1308         dump_color_fixup_desc(fixup);
1309     }
1310
1311     /* Faked to make some apps happy. */
1312     if (!is_yuv_fixup(fixup))
1313     {
1314         TRACE("[OK]\n");
1315         return TRUE;
1316     }
1317
1318     TRACE("[FAILED]\n");
1319     return FALSE;
1320 }
1321
1322 const shader_backend_t none_shader_backend = {
1323     shader_none_instruction_handler_table,
1324     shader_none_select,
1325     shader_none_select_depth_blt,
1326     shader_none_deselect_depth_blt,
1327     shader_none_update_float_vertex_constants,
1328     shader_none_update_float_pixel_constants,
1329     shader_none_load_constants,
1330     shader_none_load_np2fixup_constants,
1331     shader_none_destroy,
1332     shader_none_alloc,
1333     shader_none_free,
1334     shader_none_dirty_const,
1335     shader_none_generate_vshader,
1336     shader_none_get_caps,
1337     shader_none_color_fixup_supported,
1338     shader_none_add_instruction_modifiers,
1339 };