git.oblomov.eu Git - wine/blob - dlls/d3dcompiler_43/bytecodewriter.c

   1 /*
   2  * Direct3D bytecode output functions
   3  *
   4  * Copyright 2008 Stefan Dösinger
   5  * Copyright 2009 Matteo Bruni
   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
  23 #include "config.h"
  24 #include "wine/port.h"
  25 #include "wine/debug.h"
  26
  27 #include "d3d9types.h"
  28 #include "d3dcompiler_private.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(asmshader);
  31
  32 /****************************************************************
  33  * General assembler shader construction helper routines follow *
  34  ****************************************************************/
  35 /* struct instruction *alloc_instr
  36  *
  37  * Allocates a new instruction structure with srcs registers
  38  *
  39  * Parameters:
  40  *  srcs: Number of source registers to allocate
  41  *
  42  * Returns:
  43  *  A pointer to the allocated instruction structure
  44  *  NULL in case of an allocation failure
  45  */
  46 struct instruction *alloc_instr(unsigned int srcs) {
  47     struct instruction *ret = asm_alloc(sizeof(*ret));
  48     if(!ret) {
  49         ERR("Failed to allocate memory for an instruction structure\n");
  50         return NULL;
  51     }
  52
  53     if(srcs) {
  54         ret->src = asm_alloc(srcs * sizeof(*ret->src));
  55         if(!ret->src) {
  56             ERR("Failed to allocate memory for instruction registers\n");
  57             asm_free(ret);
  58             return NULL;
  59         }
  60         ret->num_srcs = srcs;
  61     }
  62     return ret;
  63 }
  64
  65 /* void add_instruction
  66  *
  67  * Adds a new instruction to the shader's instructions array and grows the instruction array
  68  * if needed.
  69  *
  70  * The function does NOT copy the instruction structure. Make sure not to release the
  71  * instruction or any of its substructures like registers.
  72  *
  73  * Parameters:
  74  *  shader: Shader to add the instruction to
  75  *  instr: Instruction to add to the shader
  76  */
  77 BOOL add_instruction(struct bwriter_shader *shader, struct instruction *instr) {
  78     struct instruction      **new_instructions;
  79
  80     if(!shader) return FALSE;
  81
  82     if(shader->instr_alloc_size == 0) {
  83         shader->instr = asm_alloc(sizeof(*shader->instr) * INSTRARRAY_INITIAL_SIZE);
  84         if(!shader->instr) {
  85             ERR("Failed to allocate the shader instruction array\n");
  86             return FALSE;
  87         }
  88         shader->instr_alloc_size = INSTRARRAY_INITIAL_SIZE;
  89     } else if(shader->instr_alloc_size == shader->num_instrs) {
  90         new_instructions = asm_realloc(shader->instr,
  91                                        sizeof(*shader->instr) * (shader->instr_alloc_size) * 2);
  92         if(!new_instructions) {
  93             ERR("Failed to grow the shader instruction array\n");
  94             return FALSE;
  95         }
  96         shader->instr = new_instructions;
  97         shader->instr_alloc_size = shader->instr_alloc_size * 2;
  98     } else if(shader->num_instrs > shader->instr_alloc_size) {
  99         ERR("More instructions than allocated. This should not happen\n");
 100         return FALSE;
 101     }
 102
 103     shader->instr[shader->num_instrs] = instr;
 104     shader->num_instrs++;
 105     return TRUE;
 106 }
 107
 108 BOOL add_constF(struct bwriter_shader *shader, DWORD reg, float x, float y, float z, float w) {
 109     struct constant *newconst;
 110
 111     if(shader->num_cf) {
 112         struct constant **newarray;
 113         newarray = asm_realloc(shader->constF,
 114                                sizeof(*shader->constF) * (shader->num_cf + 1));
 115         if(!newarray) {
 116             ERR("Failed to grow the constants array\n");
 117             return FALSE;
 118         }
 119         shader->constF = newarray;
 120     } else {
 121         shader->constF = asm_alloc(sizeof(*shader->constF));
 122         if(!shader->constF) {
 123             ERR("Failed to allocate the constants array\n");
 124             return FALSE;
 125         }
 126     }
 127
 128     newconst = asm_alloc(sizeof(*newconst));
 129     if(!newconst) {
 130         ERR("Failed to allocate a new constant\n");
 131         return FALSE;
 132     }
 133     newconst->regnum = reg;
 134     newconst->value[0].f = x;
 135     newconst->value[1].f = y;
 136     newconst->value[2].f = z;
 137     newconst->value[3].f = w;
 138     shader->constF[shader->num_cf] = newconst;
 139
 140     shader->num_cf++;
 141     return TRUE;
 142 }
 143
 144 BOOL add_constI(struct bwriter_shader *shader, DWORD reg, INT x, INT y, INT z, INT w) {
 145     struct constant *newconst;
 146
 147     if(shader->num_ci) {
 148         struct constant **newarray;
 149         newarray = asm_realloc(shader->constI,
 150                                sizeof(*shader->constI) * (shader->num_ci + 1));
 151         if(!newarray) {
 152             ERR("Failed to grow the constants array\n");
 153             return FALSE;
 154         }
 155         shader->constI = newarray;
 156     } else {
 157         shader->constI = asm_alloc(sizeof(*shader->constI));
 158         if(!shader->constI) {
 159             ERR("Failed to allocate the constants array\n");
 160             return FALSE;
 161         }
 162     }
 163
 164     newconst = asm_alloc(sizeof(*newconst));
 165     if(!newconst) {
 166         ERR("Failed to allocate a new constant\n");
 167         return FALSE;
 168     }
 169     newconst->regnum = reg;
 170     newconst->value[0].i = x;
 171     newconst->value[1].i = y;
 172     newconst->value[2].i = z;
 173     newconst->value[3].i = w;
 174     shader->constI[shader->num_ci] = newconst;
 175
 176     shader->num_ci++;
 177     return TRUE;
 178 }
 179
 180 BOOL add_constB(struct bwriter_shader *shader, DWORD reg, BOOL x) {
 181     struct constant *newconst;
 182
 183     if(shader->num_cb) {
 184         struct constant **newarray;
 185         newarray = asm_realloc(shader->constB,
 186                                sizeof(*shader->constB) * (shader->num_cb + 1));
 187         if(!newarray) {
 188             ERR("Failed to grow the constants array\n");
 189             return FALSE;
 190         }
 191         shader->constB = newarray;
 192     } else {
 193         shader->constB = asm_alloc(sizeof(*shader->constB));
 194         if(!shader->constB) {
 195             ERR("Failed to allocate the constants array\n");
 196             return FALSE;
 197         }
 198     }
 199
 200     newconst = asm_alloc(sizeof(*newconst));
 201     if(!newconst) {
 202         ERR("Failed to allocate a new constant\n");
 203         return FALSE;
 204     }
 205     newconst->regnum = reg;
 206     newconst->value[0].b = x;
 207     shader->constB[shader->num_cb] = newconst;
 208
 209     shader->num_cb++;
 210     return TRUE;
 211 }
 212
 213 BOOL record_declaration(struct bwriter_shader *shader, DWORD usage,
 214                         DWORD usage_idx, DWORD mod, BOOL output,
 215                         DWORD regnum, DWORD writemask, BOOL builtin) {
 216     unsigned int *num;
 217     struct declaration **decl;
 218     unsigned int i;
 219
 220     if(!shader) return FALSE;
 221
 222     if(output) {
 223         num = &shader->num_outputs;
 224         decl = &shader->outputs;
 225     } else {
 226         num = &shader->num_inputs;
 227         decl = &shader->inputs;
 228     }
 229
 230     if(*num == 0) {
 231         *decl = asm_alloc(sizeof(**decl));
 232         if(!*decl) {
 233             ERR("Error allocating declarations array\n");
 234             return FALSE;
 235         }
 236     } else {
 237         struct declaration *newdecl;
 238         for(i = 0; i < *num; i++) {
 239             if((*decl)[i].regnum == regnum && ((*decl)[i].writemask & writemask)) {
 240                 WARN("Declaration of register %u already exists, writemask match 0x%x\n",
 241                       regnum, (*decl)[i].writemask & writemask);
 242             }
 243         }
 244
 245         newdecl = asm_realloc(*decl,
 246                               sizeof(**decl) * ((*num) + 1));
 247         if(!newdecl) {
 248             ERR("Error reallocating declarations array\n");
 249             return FALSE;
 250         }
 251         *decl = newdecl;
 252     }
 253     (*decl)[*num].usage = usage;
 254     (*decl)[*num].usage_idx = usage_idx;
 255     (*decl)[*num].regnum = regnum;
 256     (*decl)[*num].mod = mod;
 257     (*decl)[*num].writemask = writemask;
 258     (*decl)[*num].builtin = builtin;
 259     (*num)++;
 260
 261     return TRUE;
 262 }
 263
 264 BOOL record_sampler(struct bwriter_shader *shader, DWORD samptype, DWORD mod, DWORD regnum) {
 265     unsigned int i;
 266
 267     if(!shader) return FALSE;
 268
 269     if(shader->num_samplers == 0) {
 270         shader->samplers = asm_alloc(sizeof(*shader->samplers));
 271         if(!shader->samplers) {
 272             ERR("Error allocating samplers array\n");
 273             return FALSE;
 274         }
 275     } else {
 276         struct samplerdecl *newarray;
 277
 278         for(i = 0; i < shader->num_samplers; i++) {
 279             if(shader->samplers[i].regnum == regnum) {
 280                 WARN("Sampler %u already declared\n", regnum);
 281                 /* This is not an error as far as the assembler is concerned.
 282                  * Direct3D might refuse to load the compiled shader though
 283                  */
 284             }
 285         }
 286
 287         newarray = asm_realloc(shader->samplers,
 288                                sizeof(*shader->samplers) * (shader->num_samplers + 1));
 289         if(!newarray) {
 290             ERR("Error reallocating samplers array\n");
 291             return FALSE;
 292         }
 293         shader->samplers = newarray;
 294     }
 295
 296     shader->samplers[shader->num_samplers].type = samptype;
 297     shader->samplers[shader->num_samplers].mod = mod;
 298     shader->samplers[shader->num_samplers].regnum = regnum;
 299     shader->num_samplers++;
 300     return TRUE;
 301 }
 302
 303
 304 /* shader bytecode buffer manipulation functions.
 305  * allocate_buffer creates a new buffer structure, put_dword adds a new
 306  * DWORD to the buffer. In the rare case of a memory allocation failure
 307  * when trying to grow the buffer a flag is set in the buffer to mark it
 308  * invalid. This avoids return value checking and passing in many places
 309  */
 310 static struct bytecode_buffer *allocate_buffer(void) {
 311     struct bytecode_buffer *ret;
 312
 313     ret = asm_alloc(sizeof(*ret));
 314     if(!ret) return NULL;
 315
 316     ret->alloc_size = BYTECODEBUFFER_INITIAL_SIZE;
 317     ret->data = asm_alloc(sizeof(DWORD) * ret->alloc_size);
 318     if(!ret->data) {
 319         asm_free(ret);
 320         return NULL;
 321     }
 322     ret->state = S_OK;
 323     return ret;
 324 }
 325
 326 static void put_dword(struct bytecode_buffer *buffer, DWORD value) {
 327     if(FAILED(buffer->state)) return;
 328
 329     if(buffer->alloc_size == buffer->size) {
 330         DWORD *newarray;
 331         buffer->alloc_size *= 2;
 332         newarray = asm_realloc(buffer->data,
 333                                sizeof(DWORD) * buffer->alloc_size);
 334         if(!newarray) {
 335             ERR("Failed to grow the buffer data memory\n");
 336             buffer->state = E_OUTOFMEMORY;
 337             return;
 338         }
 339         buffer->data = newarray;
 340     }
 341     buffer->data[buffer->size++] = value;
 342 }
 343
 344 /******************************************************
 345  * Implementation of the writer functions starts here *
 346  ******************************************************/
 347 static void write_declarations(struct bc_writer *This,
 348                                struct bytecode_buffer *buffer, BOOL len,
 349                                const struct declaration *decls, unsigned int num, DWORD type) {
 350     DWORD i;
 351     DWORD instr_dcl = D3DSIO_DCL;
 352     DWORD token;
 353     struct shader_reg reg;
 354
 355     ZeroMemory(&reg, sizeof(reg));
 356
 357     if(len) {
 358         instr_dcl |= 2 << D3DSI_INSTLENGTH_SHIFT;
 359     }
 360
 361     for(i = 0; i < num; i++) {
 362         if(decls[i].builtin) continue;
 363
 364         /* Write the DCL instruction */
 365         put_dword(buffer, instr_dcl);
 366
 367         /* Write the usage and index */
 368         token = (1 << 31); /* Bit 31 of non-instruction opcodes is 1 */
 369         token |= (decls[i].usage << D3DSP_DCL_USAGE_SHIFT) & D3DSP_DCL_USAGE_MASK;
 370         token |= (decls[i].usage_idx << D3DSP_DCL_USAGEINDEX_SHIFT) & D3DSP_DCL_USAGEINDEX_MASK;
 371         put_dword(buffer, token);
 372
 373         /* Write the dest register */
 374         reg.type = type;
 375         reg.regnum = decls[i].regnum;
 376         reg.u.writemask = decls[i].writemask;
 377         This->funcs->dstreg(This, &reg, buffer, 0, decls[i].mod);
 378     }
 379 }
 380
 381 static void write_const(struct constant **consts, int num, DWORD opcode, DWORD reg_type, struct bytecode_buffer *buffer, BOOL len) {
 382     DWORD i;
 383     DWORD instr_def = opcode;
 384     const DWORD reg = (1<<31) |
 385                       ((reg_type << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK) |
 386                       ((reg_type << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2) |
 387                       D3DSP_WRITEMASK_ALL;
 388
 389     if(len) {
 390         if(opcode == D3DSIO_DEFB)
 391             instr_def |= 2 << D3DSI_INSTLENGTH_SHIFT;
 392         else
 393             instr_def |= 5 << D3DSI_INSTLENGTH_SHIFT;
 394     }
 395
 396     for(i = 0; i < num; i++) {
 397         /* Write the DEF instruction */
 398         put_dword(buffer, instr_def);
 399
 400         put_dword(buffer, reg | (consts[i]->regnum & D3DSP_REGNUM_MASK));
 401         put_dword(buffer, consts[i]->value[0].d);
 402         if(opcode != D3DSIO_DEFB) {
 403             put_dword(buffer, consts[i]->value[1].d);
 404             put_dword(buffer, consts[i]->value[2].d);
 405             put_dword(buffer, consts[i]->value[3].d);
 406         }
 407     }
 408 }
 409
 410 static void write_constF(const struct bwriter_shader *shader, struct bytecode_buffer *buffer, BOOL len) {
 411     write_const(shader->constF, shader->num_cf, D3DSIO_DEF, D3DSPR_CONST, buffer, len);
 412 }
 413
 414 /* This function looks for VS 1/2 registers mapping to VS 3 output registers */
 415 static HRESULT vs_find_builtin_varyings(struct bc_writer *This, const struct bwriter_shader *shader) {
 416     DWORD i;
 417     DWORD usage, usage_idx, writemask, regnum;
 418
 419     for(i = 0; i < shader->num_outputs; i++) {
 420         if(!shader->outputs[i].builtin) continue;
 421
 422         usage = shader->outputs[i].usage;
 423         usage_idx = shader->outputs[i].usage_idx;
 424         writemask = shader->outputs[i].writemask;
 425         regnum = shader->outputs[i].regnum;
 426
 427         switch(usage) {
 428             case BWRITERDECLUSAGE_POSITION:
 429             case BWRITERDECLUSAGE_POSITIONT:
 430                 if(usage_idx > 0) {
 431                     WARN("dcl_position%u not supported in sm 1/2 shaders\n", usage_idx);
 432                     return E_INVALIDARG;
 433                 }
 434                 TRACE("o%u is oPos\n", regnum);
 435                 This->oPos_regnum = regnum;
 436                 break;
 437
 438             case BWRITERDECLUSAGE_COLOR:
 439                 if(usage_idx > 1) {
 440                     WARN("dcl_color%u not supported in sm 1/2 shaders\n", usage_idx);
 441                     return E_INVALIDARG;
 442                 }
 443                 if(writemask != BWRITERSP_WRITEMASK_ALL) {
 444                     WARN("Only WRITEMASK_ALL is supported on color in sm 1/2\n");
 445                     return E_INVALIDARG;
 446                 }
 447                 TRACE("o%u is oD%u\n", regnum, usage_idx);
 448                 This->oD_regnum[usage_idx] = regnum;
 449                 break;
 450
 451             case BWRITERDECLUSAGE_TEXCOORD:
 452                 if(usage_idx >= 8) {
 453                     WARN("dcl_color%u not supported in sm 1/2 shaders\n", usage_idx);
 454                     return E_INVALIDARG;
 455                 }
 456                 if(writemask != (BWRITERSP_WRITEMASK_0) &&
 457                    writemask != (BWRITERSP_WRITEMASK_0 | BWRITERSP_WRITEMASK_1) &&
 458                    writemask != (BWRITERSP_WRITEMASK_0 | BWRITERSP_WRITEMASK_1 | BWRITERSP_WRITEMASK_2) &&
 459                    writemask != (BWRITERSP_WRITEMASK_ALL)) {
 460                     WARN("Partial writemasks not supported on texture coordinates in sm 1 and 2\n");
 461                     return E_INVALIDARG;
 462                 }
 463                 TRACE("o%u is oT%u\n", regnum, usage_idx);
 464                 This->oT_regnum[usage_idx] = regnum;
 465                 break;
 466
 467             case BWRITERDECLUSAGE_PSIZE:
 468                 if(usage_idx > 0) {
 469                     WARN("dcl_psize%u not supported in sm 1/2 shaders\n", usage_idx);
 470                     return E_INVALIDARG;
 471                 }
 472                 TRACE("o%u writemask 0x%08x is oPts\n", regnum, writemask);
 473                 This->oPts_regnum = regnum;
 474                 This->oPts_mask = writemask;
 475                 break;
 476
 477             case BWRITERDECLUSAGE_FOG:
 478                 if(usage_idx > 0) {
 479                     WARN("dcl_fog%u not supported in sm 1 shaders\n", usage_idx);
 480                     return E_INVALIDARG;
 481                 }
 482                 if(writemask != BWRITERSP_WRITEMASK_0 && writemask != BWRITERSP_WRITEMASK_1 &&
 483                    writemask != BWRITERSP_WRITEMASK_2 && writemask != BWRITERSP_WRITEMASK_3) {
 484                     WARN("Unsupported fog writemask\n");
 485                     return E_INVALIDARG;
 486                 }
 487                 TRACE("o%u writemask 0x%08x is oFog\n", regnum, writemask);
 488                 This->oFog_regnum = regnum;
 489                 This->oFog_mask = writemask;
 490                 break;
 491
 492             default:
 493                 WARN("Varying type %u is not supported in shader model 1.x\n", usage);
 494                 return E_INVALIDARG;
 495         }
 496     }
 497
 498     return S_OK;
 499 }
 500
 501 static void vs_1_x_header(struct bc_writer *This, const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
 502     HRESULT hr;
 503
 504     if(shader->num_ci || shader->num_cb) {
 505         WARN("Int and bool constants are not supported in shader model 1 shaders\n");
 506         WARN("Got %u int and %u boolean constants\n", shader->num_ci, shader->num_cb);
 507         This->state = E_INVALIDARG;
 508         return;
 509     }
 510
 511     hr = vs_find_builtin_varyings(This, shader);
 512     if(FAILED(hr)) {
 513         This->state = hr;
 514         return;
 515     }
 516
 517     /* Declare the shader type and version */
 518     put_dword(buffer, This->version);
 519
 520     write_declarations(This, buffer, FALSE, shader->inputs, shader->num_inputs, BWRITERSPR_INPUT);
 521     write_constF(shader, buffer, FALSE);
 522     return;
 523 }
 524
 525 static HRESULT find_ps_builtin_semantics(struct bc_writer *This,
 526                                          const struct bwriter_shader *shader,
 527                                          DWORD texcoords) {
 528     DWORD i;
 529     DWORD usage, usage_idx, writemask, regnum;
 530
 531     This->v_regnum[0] = -1; This->v_regnum[1] = -1;
 532     for(i = 0; i < 8; i++) This->t_regnum[i] = -1;
 533
 534     for(i = 0; i < shader->num_inputs; i++) {
 535         if(!shader->inputs[i].builtin) continue;
 536
 537         usage = shader->inputs[i].usage;
 538         usage_idx = shader->inputs[i].usage_idx;
 539         writemask = shader->inputs[i].writemask;
 540         regnum = shader->inputs[i].regnum;
 541
 542         switch(usage) {
 543             case BWRITERDECLUSAGE_COLOR:
 544                 if(usage_idx > 1) {
 545                     WARN("dcl_color%u not supported in sm 1 shaders\n", usage_idx);
 546                     return E_INVALIDARG;
 547                 }
 548                 if(writemask != BWRITERSP_WRITEMASK_ALL) {
 549                     WARN("Only WRITEMASK_ALL is supported on color in sm 1\n");
 550                     return E_INVALIDARG;
 551                 }
 552                 TRACE("v%u is v%u\n", regnum, usage_idx);
 553                 This->v_regnum[usage_idx] = regnum;
 554                 break;
 555
 556             case BWRITERDECLUSAGE_TEXCOORD:
 557                 if(usage_idx > texcoords) {
 558                     WARN("dcl_texcoord%u not supported in this shader version\n", usage_idx);
 559                     return E_INVALIDARG;
 560                 }
 561                 if(writemask != (BWRITERSP_WRITEMASK_0) &&
 562                    writemask != (BWRITERSP_WRITEMASK_0 | BWRITERSP_WRITEMASK_1) &&
 563                    writemask != (BWRITERSP_WRITEMASK_0 | BWRITERSP_WRITEMASK_1 | BWRITERSP_WRITEMASK_2) &&
 564                    writemask != (BWRITERSP_WRITEMASK_ALL)) {
 565                     WARN("Partial writemasks not supported on texture coordinates in sm 1 and 2\n");
 566                 } else {
 567                     writemask = BWRITERSP_WRITEMASK_ALL;
 568                 }
 569                 TRACE("v%u is t%u\n", regnum, usage_idx);
 570                 This->t_regnum[usage_idx] = regnum;
 571                 break;
 572
 573             default:
 574                 WARN("Varying type %u is not supported in shader model 1.x\n", usage);
 575                 return E_INVALIDARG;
 576         }
 577     }
 578
 579     return S_OK;
 580 }
 581
 582 static void ps_1_x_header(struct bc_writer *This, const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
 583     HRESULT hr;
 584
 585     /* First check the constants and varyings, and complain if unsupported things are used */
 586     if(shader->num_ci || shader->num_cb) {
 587         WARN("Int and bool constants are not supported in shader model 1 shaders\n");
 588         WARN("Got %u int and %u boolean constants\n", shader->num_ci, shader->num_cb);
 589         This->state = E_INVALIDARG;
 590         return;
 591     }
 592
 593     hr = find_ps_builtin_semantics(This, shader, 4);
 594     if(FAILED(hr)) {
 595         This->state = hr;
 596         return;
 597     }
 598
 599     /* Declare the shader type and version */
 600     put_dword(buffer, This->version);
 601     write_constF(shader, buffer, FALSE);
 602 }
 603
 604 static void ps_1_4_header(struct bc_writer *This, const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
 605     HRESULT hr;
 606
 607     /* First check the constants and varyings, and complain if unsupported things are used */
 608     if(shader->num_ci || shader->num_cb) {
 609         WARN("Int and bool constants are not supported in shader model 1 shaders\n");
 610         WARN("Got %u int and %u boolean constants\n", shader->num_ci, shader->num_cb);
 611         This->state = E_INVALIDARG;
 612         return;
 613     }
 614     hr = find_ps_builtin_semantics(This, shader, 6);
 615     if(FAILED(hr)) {
 616         This->state = hr;
 617         return;
 618     }
 619
 620     /* Declare the shader type and version */
 621     put_dword(buffer, This->version);
 622     write_constF(shader, buffer, FALSE);
 623 }
 624
 625 static void end(struct bc_writer *This, const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
 626     put_dword(buffer, D3DSIO_END);
 627 }
 628
 629 static DWORD map_vs_output(struct bc_writer *This, DWORD regnum, DWORD mask, DWORD *has_components) {
 630     DWORD token = 0;
 631     DWORD i;
 632
 633     *has_components = TRUE;
 634     if(regnum == This->oPos_regnum) {
 635         token |= (D3DSPR_RASTOUT << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 636         token |= D3DSRO_POSITION & D3DSP_REGNUM_MASK; /* No shift */
 637         return token;
 638     }
 639     if(regnum == This->oFog_regnum && mask == This->oFog_mask) {
 640         token |= (D3DSPR_RASTOUT << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 641         token |= D3DSRO_FOG & D3DSP_REGNUM_MASK; /* No shift */
 642         token |= D3DSP_WRITEMASK_ALL;
 643         *has_components = FALSE;
 644         return token;
 645     }
 646     if(regnum == This->oPts_regnum && mask == This->oPts_mask) {
 647         token |= (D3DSPR_RASTOUT << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 648         token |= D3DSRO_POINT_SIZE & D3DSP_REGNUM_MASK; /* No shift */
 649         token |= D3DSP_WRITEMASK_ALL;
 650         *has_components = FALSE;
 651         return token;
 652     }
 653     for(i = 0; i < 2; i++) {
 654         if(regnum == This->oD_regnum[i]) {
 655             token |= (D3DSPR_ATTROUT << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 656             token |= i & D3DSP_REGNUM_MASK; /* No shift */
 657             return token;
 658         }
 659     }
 660     for(i = 0; i < 8; i++) {
 661         if(regnum == This->oT_regnum[i]) {
 662             token |= (D3DSPR_TEXCRDOUT << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 663             token |= i & D3DSP_REGNUM_MASK; /* No shift */
 664             return token;
 665         }
 666     }
 667
 668     /* The varying must be undeclared - if an unsupported varying was declared,
 669      * the vs_find_builtin_varyings function would have caught it and this code
 670      * would not run */
 671     WARN("Undeclared varying %u\n", regnum);
 672     This->state = E_INVALIDARG;
 673     return -1;
 674 }
 675
 676 static void vs_12_dstreg(struct bc_writer *This, const struct shader_reg *reg,
 677                          struct bytecode_buffer *buffer,
 678                          DWORD shift, DWORD mod) {
 679     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
 680     DWORD has_wmask;
 681
 682     if(reg->rel_reg) {
 683         WARN("Relative addressing not supported for destination registers\n");
 684         This->state = E_INVALIDARG;
 685         return;
 686     }
 687
 688     switch(reg->type) {
 689         case BWRITERSPR_OUTPUT:
 690             token |= map_vs_output(This, reg->regnum, reg->u.writemask, &has_wmask);
 691             break;
 692
 693         case BWRITERSPR_RASTOUT:
 694         case BWRITERSPR_ATTROUT:
 695             /* These registers are mapped to input and output regs. They can be encoded in the bytecode,
 696             * but are unexpected. If we hit this path it might be due to an error.
 697             */
 698             FIXME("Unexpected register type %u\n", reg->type);
 699             /* drop through */
 700         case BWRITERSPR_INPUT:
 701         case BWRITERSPR_TEMP:
 702         case BWRITERSPR_CONST:
 703             token |= (reg->type << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 704             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
 705             has_wmask = TRUE;
 706             break;
 707
 708         case BWRITERSPR_ADDR:
 709             if(reg->regnum != 0) {
 710                 WARN("Only a0 exists\n");
 711                 This->state = E_INVALIDARG;
 712                 return;
 713             }
 714             token |= (D3DSPR_ADDR << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 715             token |= 0 & D3DSP_REGNUM_MASK; /* No shift */
 716             has_wmask = TRUE;
 717             break;
 718
 719         case BWRITERSPR_PREDICATE:
 720             if(This->version != BWRITERVS_VERSION(2, 1)){
 721                 WARN("Predicate register is allowed only in vs_2_x\n");
 722                 This->state = E_INVALIDARG;
 723                 return;
 724             }
 725             if(reg->regnum != 0) {
 726                 WARN("Only predicate register p0 exists\n");
 727                 This->state = E_INVALIDARG;
 728                 return;
 729             }
 730             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 731             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
 732             token |= 0 & D3DSP_REGNUM_MASK; /* No shift */
 733             has_wmask = TRUE;
 734             break;
 735
 736         default:
 737             WARN("Invalid register type for 1.x-2.x vertex shader\n");
 738             This->state = E_INVALIDARG;
 739             return;
 740     }
 741
 742     /* strictly speaking there are no modifiers in vs_2_0 and vs_1_x, but they can be written
 743      * into the bytecode and since the compiler doesn't do such checks write them
 744      * (the checks are done by the undocumented shader validator)
 745      */
 746     token |= (shift << D3DSP_DSTSHIFT_SHIFT) & D3DSP_DSTSHIFT_MASK;
 747     token |= d3d9_dstmod(mod);
 748
 749     if(has_wmask) {
 750         token |= d3d9_writemask(reg->u.writemask);
 751     }
 752     put_dword(buffer, token);
 753 }
 754
 755 static void vs_1_x_srcreg(struct bc_writer *This, const struct shader_reg *reg,
 756                           struct bytecode_buffer *buffer) {
 757     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
 758     DWORD has_swizzle;
 759     DWORD component;
 760
 761     switch(reg->type) {
 762         case BWRITERSPR_OUTPUT:
 763             /* Map the swizzle to a writemask, the format expected
 764                by map_vs_output
 765              */
 766             switch(reg->u.swizzle) {
 767                 case BWRITERVS_SWIZZLE_X:
 768                     component = BWRITERSP_WRITEMASK_0;
 769                     break;
 770                 case BWRITERVS_SWIZZLE_Y:
 771                     component = BWRITERSP_WRITEMASK_1;
 772                     break;
 773                 case BWRITERVS_SWIZZLE_Z:
 774                     component = BWRITERSP_WRITEMASK_2;
 775                     break;
 776                 case BWRITERVS_SWIZZLE_W:
 777                     component = BWRITERSP_WRITEMASK_3;
 778                     break;
 779                 default:
 780                     component = 0;
 781             }
 782             token |= map_vs_output(This, reg->regnum, component, &has_swizzle);
 783             break;
 784
 785         case BWRITERSPR_RASTOUT:
 786         case BWRITERSPR_ATTROUT:
 787             /* These registers are mapped to input and output regs. They can be encoded in the bytecode,
 788              * but are unexpected. If we hit this path it might be due to an error.
 789              */
 790             FIXME("Unexpected register type %u\n", reg->type);
 791             /* drop through */
 792         case BWRITERSPR_INPUT:
 793         case BWRITERSPR_TEMP:
 794         case BWRITERSPR_CONST:
 795         case BWRITERSPR_ADDR:
 796             token |= (reg->type << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 797             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
 798             if(reg->rel_reg) {
 799                 if(reg->rel_reg->type != BWRITERSPR_ADDR ||
 800                    reg->rel_reg->regnum != 0 ||
 801                    reg->rel_reg->u.swizzle != BWRITERVS_SWIZZLE_X) {
 802                     WARN("Relative addressing in vs_1_x is only allowed with a0.x\n");
 803                     This->state = E_INVALIDARG;
 804                     return;
 805                 }
 806                 token |= D3DVS_ADDRMODE_RELATIVE & D3DVS_ADDRESSMODE_MASK;
 807             }
 808             break;
 809
 810         default:
 811             WARN("Invalid register type for 1.x vshader\n");
 812             This->state = E_INVALIDARG;
 813             return;
 814     }
 815
 816     token |= d3d9_swizzle(reg->u.swizzle) & D3DVS_SWIZZLE_MASK; /* already shifted */
 817
 818     token |= d3d9_srcmod(reg->srcmod);
 819     put_dword(buffer, token);
 820 }
 821
 822 static void write_srcregs(struct bc_writer *This, const struct instruction *instr,
 823                           struct bytecode_buffer *buffer){
 824     unsigned int i;
 825     if(instr->has_predicate){
 826         This->funcs->srcreg(This, &instr->predicate, buffer);
 827     }
 828     for(i = 0; i < instr->num_srcs; i++){
 829         This->funcs->srcreg(This, &instr->src[i], buffer);
 830     }
 831 }
 832
 833 static DWORD map_ps13_temp(struct bc_writer *This, const struct shader_reg *reg) {
 834     DWORD token = 0;
 835     if(reg->regnum == T0_REG) {
 836         token |= (D3DSPR_TEXTURE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 837         token |= 0 & D3DSP_REGNUM_MASK; /* No shift */
 838     } else if(reg->regnum == T1_REG) {
 839         token |= (D3DSPR_TEXTURE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 840         token |= 1 & D3DSP_REGNUM_MASK; /* No shift */
 841     } else if(reg->regnum == T2_REG) {
 842         token |= (D3DSPR_TEXTURE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 843         token |= 2 & D3DSP_REGNUM_MASK; /* No shift */
 844     } else if(reg->regnum == T3_REG) {
 845         token |= (D3DSPR_TEXTURE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 846         token |= 3 & D3DSP_REGNUM_MASK; /* No shift */
 847     } else {
 848         token |= (D3DSPR_TEMP << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 849         token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
 850     }
 851     return token;
 852 }
 853
 854 static DWORD map_ps_input(struct bc_writer *This,
 855                           const struct shader_reg *reg) {
 856     DWORD i, token = 0;
 857     /* Map color interpolators */
 858     for(i = 0; i < 2; i++) {
 859         if(reg->regnum == This->v_regnum[i]) {
 860             token |= (D3DSPR_INPUT << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 861             token |= i & D3DSP_REGNUM_MASK; /* No shift */
 862             return token;
 863         }
 864     }
 865     for(i = 0; i < 8; i++) {
 866         if(reg->regnum == This->t_regnum[i]) {
 867             token |= (D3DSPR_TEXTURE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 868             token |= i & D3DSP_REGNUM_MASK; /* No shift */
 869             return token;
 870         }
 871     }
 872
 873     WARN("Invalid ps 1/2 varying\n");
 874     This->state = E_INVALIDARG;
 875     return token;
 876 }
 877
 878 static void ps_1_0123_srcreg(struct bc_writer *This, const struct shader_reg *reg,
 879                              struct bytecode_buffer *buffer) {
 880     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
 881     if(reg->rel_reg) {
 882         WARN("Relative addressing not supported in <= ps_3_0\n");
 883         This->state = E_INVALIDARG;
 884         return;
 885     }
 886
 887     switch(reg->type) {
 888         case BWRITERSPR_INPUT:
 889             token |= map_ps_input(This, reg);
 890             break;
 891
 892             /* Take care about the texture temporaries. There's a problem: They aren't
 893              * declared anywhere, so we can only hardcode the values that are used
 894              * to map ps_1_3 shaders to the common shader structure
 895              */
 896         case BWRITERSPR_TEMP:
 897             token |= map_ps13_temp(This, reg);
 898             break;
 899
 900         case BWRITERSPR_CONST: /* Can be mapped 1:1 */
 901             token |= (reg->type << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
 902             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
 903             break;
 904
 905         default:
 906             WARN("Invalid register type for <= ps_1_3 shader\n");
 907             This->state = E_INVALIDARG;
 908             return;
 909     }
 910
 911     token |= d3d9_swizzle(reg->u.swizzle) & D3DVS_SWIZZLE_MASK; /* already shifted */
 912
 913     if(reg->srcmod == BWRITERSPSM_DZ || reg->srcmod == BWRITERSPSM_DW ||
 914        reg->srcmod == BWRITERSPSM_ABS || reg->srcmod == BWRITERSPSM_ABSNEG ||
 915        reg->srcmod == BWRITERSPSM_NOT) {
 916         WARN("Invalid source modifier %u for <= ps_1_3\n", reg->srcmod);
 917         This->state = E_INVALIDARG;
 918         return;
 919     }
 920     token |= d3d9_srcmod(reg->srcmod);
 921     put_dword(buffer, token);
 922 }
 923
 924 static void ps_1_0123_dstreg(struct bc_writer *This, const struct shader_reg *reg,
 925                              struct bytecode_buffer *buffer,
 926                              DWORD shift, DWORD mod) {
 927     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
 928
 929     if(reg->rel_reg) {
 930         WARN("Relative addressing not supported for destination registers\n");
 931         This->state = E_INVALIDARG;
 932         return;
 933     }
 934
 935     switch(reg->type) {
 936         case BWRITERSPR_TEMP:
 937             token |= map_ps13_temp(This, reg);
 938             break;
 939
 940         /* texkill uses the input register as a destination parameter */
 941         case BWRITERSPR_INPUT:
 942             token |= map_ps_input(This, reg);
 943             break;
 944
 945         default:
 946             WARN("Invalid dest register type for 1.x pshader\n");
 947             This->state = E_INVALIDARG;
 948             return;
 949     }
 950
 951     token |= (shift << D3DSP_DSTSHIFT_SHIFT) & D3DSP_DSTSHIFT_MASK;
 952     token |= d3d9_dstmod(mod);
 953
 954     token |= d3d9_writemask(reg->u.writemask);
 955     put_dword(buffer, token);
 956 }
 957
 958 /* The length of an instruction consists of the destination register (if any),
 959  * the number of source registers, the number of address registers used for
 960  * indirect addressing, and optionally the predicate register
 961  */
 962 static DWORD instrlen(const struct instruction *instr, unsigned int srcs, unsigned int dsts) {
 963     unsigned int i;
 964     DWORD ret = srcs + dsts + (instr->has_predicate ? 1 : 0);
 965
 966     if(dsts){
 967         if(instr->dst.rel_reg) ret++;
 968     }
 969     for(i = 0; i < srcs; i++) {
 970         if(instr->src[i].rel_reg) ret++;
 971     }
 972     return ret;
 973 }
 974
 975 static void sm_1_x_opcode(struct bc_writer *This,
 976                           const struct instruction *instr,
 977                           DWORD token, struct bytecode_buffer *buffer) {
 978     /* In sm_1_x instruction length isn't encoded */
 979     if(instr->coissue){
 980         token |= D3DSI_COISSUE;
 981     }
 982     put_dword(buffer, token);
 983 }
 984
 985 static void instr_handler(struct bc_writer *This,
 986                           const struct instruction *instr,
 987                           struct bytecode_buffer *buffer) {
 988     DWORD token = d3d9_opcode(instr->opcode);
 989
 990     This->funcs->opcode(This, instr, token, buffer);
 991     if(instr->has_dst) This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod);
 992     write_srcregs(This, instr, buffer);
 993 }
 994
 995 static const struct instr_handler_table vs_1_x_handlers[] = {
 996     {BWRITERSIO_ADD,            instr_handler},
 997     {BWRITERSIO_NOP,            instr_handler},
 998     {BWRITERSIO_MOV,            instr_handler},
 999     {BWRITERSIO_SUB,            instr_handler},
1000     {BWRITERSIO_MAD,            instr_handler},
1001     {BWRITERSIO_MUL,            instr_handler},
1002     {BWRITERSIO_RCP,            instr_handler},
1003     {BWRITERSIO_RSQ,            instr_handler},
1004     {BWRITERSIO_DP3,            instr_handler},
1005     {BWRITERSIO_DP4,            instr_handler},
1006     {BWRITERSIO_MIN,            instr_handler},
1007     {BWRITERSIO_MAX,            instr_handler},
1008     {BWRITERSIO_SLT,            instr_handler},
1009     {BWRITERSIO_SGE,            instr_handler},
1010     {BWRITERSIO_EXP,            instr_handler},
1011     {BWRITERSIO_LOG,            instr_handler},
1012     {BWRITERSIO_EXPP,           instr_handler},
1013     {BWRITERSIO_LOGP,           instr_handler},
1014     {BWRITERSIO_DST,            instr_handler},
1015     {BWRITERSIO_FRC,            instr_handler},
1016     {BWRITERSIO_M4x4,           instr_handler},
1017     {BWRITERSIO_M4x3,           instr_handler},
1018     {BWRITERSIO_M3x4,           instr_handler},
1019     {BWRITERSIO_M3x3,           instr_handler},
1020     {BWRITERSIO_M3x2,           instr_handler},
1021     {BWRITERSIO_LIT,            instr_handler},
1022
1023     {BWRITERSIO_END,            NULL}, /* Sentinel value, it signals
1024                                           the end of the list */
1025 };
1026
1027 static const struct bytecode_backend vs_1_x_backend = {
1028     vs_1_x_header,
1029     end,
1030     vs_1_x_srcreg,
1031     vs_12_dstreg,
1032     sm_1_x_opcode,
1033     vs_1_x_handlers
1034 };
1035
1036 static void instr_ps_1_0123_texld(struct bc_writer *This,
1037                                   const struct instruction *instr,
1038                                   struct bytecode_buffer *buffer) {
1039     DWORD idx;
1040     struct shader_reg reg;
1041     DWORD swizzlemask;
1042
1043     if(instr->src[1].type != BWRITERSPR_SAMPLER ||
1044        instr->src[1].regnum > 3) {
1045         WARN("Unsupported sampler type %u regnum %u\n",
1046              instr->src[1].type, instr->src[1].regnum);
1047         This->state = E_INVALIDARG;
1048         return;
1049     } else if(instr->dst.type != BWRITERSPR_TEMP) {
1050         WARN("Can only sample into a temp register\n");
1051         This->state = E_INVALIDARG;
1052         return;
1053     }
1054
1055     idx = instr->src[1].regnum;
1056     if((idx == 0 && instr->dst.regnum != T0_REG) ||
1057        (idx == 1 && instr->dst.regnum != T1_REG) ||
1058        (idx == 2 && instr->dst.regnum != T2_REG) ||
1059        (idx == 3 && instr->dst.regnum != T3_REG)) {
1060         WARN("Sampling from sampler s%u to register r%u is not possible in ps_1_x\n",
1061              idx, instr->dst.regnum);
1062         This->state = E_INVALIDARG;
1063         return;
1064     }
1065     if(instr->src[0].type == BWRITERSPR_INPUT) {
1066         /* A simple non-dependent read tex instruction */
1067         if(instr->src[0].regnum != This->t_regnum[idx]) {
1068             WARN("Cannot sample from s%u with texture address data from interpolator %u\n",
1069                  idx, instr->src[0].regnum);
1070             This->state = E_INVALIDARG;
1071             return;
1072         }
1073         This->funcs->opcode(This, instr, D3DSIO_TEX & D3DSI_OPCODE_MASK, buffer);
1074
1075         /* map the temp dstreg to the ps_1_3 texture temporary register */
1076         This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod);
1077     } else if(instr->src[0].type == BWRITERSPR_TEMP) {
1078
1079         swizzlemask = (3 << BWRITERVS_SWIZZLE_SHIFT) |
1080             (3 << (BWRITERVS_SWIZZLE_SHIFT + 2)) |
1081             (3 << (BWRITERVS_SWIZZLE_SHIFT + 4));
1082         if((instr->src[0].u.swizzle & swizzlemask) == (BWRITERVS_X_X | BWRITERVS_Y_Y | BWRITERVS_Z_Z)) {
1083             TRACE("writing texreg2rgb\n");
1084             This->funcs->opcode(This, instr, D3DSIO_TEXREG2RGB & D3DSI_OPCODE_MASK, buffer);
1085         } else if(instr->src[0].u.swizzle == (BWRITERVS_X_W | BWRITERVS_Y_X | BWRITERVS_Z_X | BWRITERVS_W_X)) {
1086             TRACE("writing texreg2ar\n");
1087             This->funcs->opcode(This, instr, D3DSIO_TEXREG2AR & D3DSI_OPCODE_MASK, buffer);
1088         } else if(instr->src[0].u.swizzle == (BWRITERVS_X_Y | BWRITERVS_Y_Z | BWRITERVS_Z_Z | BWRITERVS_W_Z)) {
1089             TRACE("writing texreg2gb\n");
1090             This->funcs->opcode(This, instr, D3DSIO_TEXREG2GB & D3DSI_OPCODE_MASK, buffer);
1091         } else {
1092             WARN("Unsupported src addr swizzle in dependent texld: 0x%08x\n", instr->src[0].u.swizzle);
1093             This->state = E_INVALIDARG;
1094             return;
1095         }
1096
1097         /* Dst and src reg can be mapped normally. Both registers are temporary registers in the
1098          * source shader and have to be mapped to the temporary form of the texture registers. However,
1099          * the src reg doesn't have a swizzle
1100          */
1101         This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod);
1102         reg = instr->src[0];
1103         reg.u.swizzle = BWRITERVS_NOSWIZZLE;
1104         This->funcs->srcreg(This, &reg, buffer);
1105     } else {
1106         WARN("Invalid address data source register\n");
1107         This->state = E_INVALIDARG;
1108         return;
1109     }
1110 }
1111
1112 static void instr_ps_1_0123_mov(struct bc_writer *This,
1113                                 const struct instruction *instr,
1114                                 struct bytecode_buffer *buffer) {
1115     DWORD token = D3DSIO_MOV & D3DSI_OPCODE_MASK;
1116
1117     if(instr->dst.type == BWRITERSPR_TEMP && instr->src[0].type == BWRITERSPR_INPUT) {
1118         if((instr->dst.regnum == T0_REG && instr->src[0].regnum == This->t_regnum[0]) ||
1119            (instr->dst.regnum == T1_REG && instr->src[0].regnum == This->t_regnum[1]) ||
1120            (instr->dst.regnum == T2_REG && instr->src[0].regnum == This->t_regnum[2]) ||
1121            (instr->dst.regnum == T3_REG && instr->src[0].regnum == This->t_regnum[3])) {
1122             if(instr->dstmod & BWRITERSPDM_SATURATE) {
1123                 This->funcs->opcode(This, instr, D3DSIO_TEXCOORD & D3DSI_OPCODE_MASK, buffer);
1124                 /* Remove the SATURATE flag, it's implicit to the instruction */
1125                 This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod & (~BWRITERSPDM_SATURATE));
1126                 return;
1127             } else {
1128                 WARN("A varying -> temp copy is only supported with the SATURATE modifier in <=ps_1_3\n");
1129                 This->state = E_INVALIDARG;
1130                 return;
1131             }
1132         } else if(instr->src[0].regnum == This->v_regnum[0] ||
1133                   instr->src[0].regnum == This->v_regnum[1]) {
1134             /* Handled by the normal mov below. Just drop out of the if condition */
1135         } else {
1136             WARN("Unsupported varying -> temp mov in <= ps_1_3\n");
1137             This->state = E_INVALIDARG;
1138             return;
1139         }
1140     }
1141
1142     This->funcs->opcode(This, instr, token, buffer);
1143     This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod);
1144     This->funcs->srcreg(This, &instr->src[0], buffer);
1145 }
1146
1147 static const struct instr_handler_table ps_1_0123_handlers[] = {
1148     {BWRITERSIO_ADD,            instr_handler},
1149     {BWRITERSIO_NOP,            instr_handler},
1150     {BWRITERSIO_MOV,            instr_ps_1_0123_mov},
1151     {BWRITERSIO_SUB,            instr_handler},
1152     {BWRITERSIO_MAD,            instr_handler},
1153     {BWRITERSIO_MUL,            instr_handler},
1154     {BWRITERSIO_DP3,            instr_handler},
1155     {BWRITERSIO_DP4,            instr_handler},
1156     {BWRITERSIO_LRP,            instr_handler},
1157
1158     /* pshader instructions */
1159     {BWRITERSIO_CND,            instr_handler},
1160     {BWRITERSIO_CMP,            instr_handler},
1161     {BWRITERSIO_TEXKILL,        instr_handler},
1162     {BWRITERSIO_TEX,            instr_ps_1_0123_texld},
1163     {BWRITERSIO_TEXBEM,         instr_handler},
1164     {BWRITERSIO_TEXBEML,        instr_handler},
1165     {BWRITERSIO_TEXM3x2PAD,     instr_handler},
1166     {BWRITERSIO_TEXM3x3PAD,     instr_handler},
1167     {BWRITERSIO_TEXM3x3SPEC,    instr_handler},
1168     {BWRITERSIO_TEXM3x3VSPEC,   instr_handler},
1169     {BWRITERSIO_TEXM3x3TEX,     instr_handler},
1170     {BWRITERSIO_TEXM3x3,        instr_handler},
1171     {BWRITERSIO_TEXM3x2DEPTH,   instr_handler},
1172     {BWRITERSIO_TEXM3x2TEX,     instr_handler},
1173     {BWRITERSIO_TEXDP3,         instr_handler},
1174     {BWRITERSIO_TEXDP3TEX,      instr_handler},
1175     {BWRITERSIO_END,            NULL},
1176 };
1177
1178 static const struct bytecode_backend ps_1_0123_backend = {
1179     ps_1_x_header,
1180     end,
1181     ps_1_0123_srcreg,
1182     ps_1_0123_dstreg,
1183     sm_1_x_opcode,
1184     ps_1_0123_handlers
1185 };
1186
1187 static void ps_1_4_srcreg(struct bc_writer *This, const struct shader_reg *reg,
1188                           struct bytecode_buffer *buffer) {
1189     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1190     if(reg->rel_reg) {
1191         WARN("Relative addressing not supported in <= ps_3_0\n");
1192         This->state = E_INVALIDARG;
1193         return;
1194     }
1195
1196     switch(reg->type) {
1197         case BWRITERSPR_INPUT:
1198             token |= map_ps_input(This, reg);
1199             break;
1200
1201         /* Can be mapped 1:1 */
1202         case BWRITERSPR_TEMP:
1203         case BWRITERSPR_CONST:
1204             token |= (reg->type << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1205             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1206             break;
1207
1208         default:
1209             WARN("Invalid register type for ps_1_4 shader\n");
1210             This->state = E_INVALIDARG;
1211             return;
1212     }
1213
1214     token |= d3d9_swizzle(reg->u.swizzle) & D3DVS_SWIZZLE_MASK; /* already shifted */
1215
1216     if(reg->srcmod == BWRITERSPSM_ABS || reg->srcmod == BWRITERSPSM_ABSNEG ||
1217        reg->srcmod == BWRITERSPSM_NOT) {
1218         WARN("Invalid source modifier %u for ps_1_4\n", reg->srcmod);
1219         This->state = E_INVALIDARG;
1220         return;
1221     }
1222     token |= d3d9_srcmod(reg->srcmod);
1223     put_dword(buffer, token);
1224 }
1225
1226 static void ps_1_4_dstreg(struct bc_writer *This, const struct shader_reg *reg,
1227                           struct bytecode_buffer *buffer,
1228                           DWORD shift, DWORD mod) {
1229     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1230
1231     if(reg->rel_reg) {
1232         WARN("Relative addressing not supported for destination registers\n");
1233         This->state = E_INVALIDARG;
1234         return;
1235     }
1236
1237     switch(reg->type) {
1238         case BWRITERSPR_TEMP: /* 1:1 mapping */
1239             token |= (reg->type << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1240             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1241             break;
1242
1243         /* For texkill */
1244         case BWRITERSPR_INPUT:
1245             token |= map_ps_input(This, reg);
1246             break;
1247
1248         default:
1249             WARN("Invalid dest register type for 1.x pshader\n");
1250             This->state = E_INVALIDARG;
1251             return;
1252     }
1253
1254     token |= (shift << D3DSP_DSTSHIFT_SHIFT) & D3DSP_DSTSHIFT_MASK;
1255     token |= d3d9_dstmod(mod);
1256
1257     token |= d3d9_writemask(reg->u.writemask);
1258     put_dword(buffer, token);
1259 }
1260
1261 static void instr_ps_1_4_mov(struct bc_writer *This,
1262                              const struct instruction *instr,
1263                              struct bytecode_buffer *buffer) {
1264     DWORD token = D3DSIO_MOV & D3DSI_OPCODE_MASK;
1265
1266     if(instr->dst.type == BWRITERSPR_TEMP && instr->src[0].type == BWRITERSPR_INPUT) {
1267         if(instr->src[0].regnum == This->t_regnum[0] ||
1268            instr->src[0].regnum == This->t_regnum[1] ||
1269            instr->src[0].regnum == This->t_regnum[2] ||
1270            instr->src[0].regnum == This->t_regnum[3] ||
1271            instr->src[0].regnum == This->t_regnum[4] ||
1272            instr->src[0].regnum == This->t_regnum[5]) {
1273             /* Similar to a regular mov, but a different opcode */
1274             token = D3DSIO_TEXCOORD & D3DSI_OPCODE_MASK;
1275         } else if(instr->src[0].regnum == This->v_regnum[0] ||
1276                   instr->src[0].regnum == This->v_regnum[1]) {
1277             /* Handled by the normal mov below. Just drop out of the if condition */
1278         } else {
1279             WARN("Unsupported varying -> temp mov in ps_1_4\n");
1280             This->state = E_INVALIDARG;
1281             return;
1282         }
1283     }
1284
1285     This->funcs->opcode(This, instr, token, buffer);
1286     This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod);
1287     This->funcs->srcreg(This, &instr->src[0], buffer);
1288 }
1289
1290 static void instr_ps_1_4_texld(struct bc_writer *This,
1291                                const struct instruction *instr,
1292                                struct bytecode_buffer *buffer) {
1293     if(instr->src[1].type != BWRITERSPR_SAMPLER ||
1294        instr->src[1].regnum > 5) {
1295         WARN("Unsupported sampler type %u regnum %u\n",
1296              instr->src[1].type, instr->src[1].regnum);
1297         This->state = E_INVALIDARG;
1298         return;
1299     } else if(instr->dst.type != BWRITERSPR_TEMP) {
1300         WARN("Can only sample into a temp register\n");
1301         This->state = E_INVALIDARG;
1302         return;
1303     }
1304
1305     if(instr->src[1].regnum != instr->dst.regnum) {
1306         WARN("Sampling from sampler s%u to register r%u is not possible in ps_1_4\n",
1307              instr->src[1].regnum, instr->dst.regnum);
1308         This->state = E_INVALIDARG;
1309         return;
1310     }
1311
1312     This->funcs->opcode(This, instr, D3DSIO_TEX & D3DSI_OPCODE_MASK, buffer);
1313     This->funcs->dstreg(This, &instr->dst, buffer, instr->shift, instr->dstmod);
1314     This->funcs->srcreg(This, &instr->src[0], buffer);
1315 }
1316
1317 static const struct instr_handler_table ps_1_4_handlers[] = {
1318     {BWRITERSIO_ADD,            instr_handler},
1319     {BWRITERSIO_NOP,            instr_handler},
1320     {BWRITERSIO_MOV,            instr_ps_1_4_mov},
1321     {BWRITERSIO_SUB,            instr_handler},
1322     {BWRITERSIO_MAD,            instr_handler},
1323     {BWRITERSIO_MUL,            instr_handler},
1324     {BWRITERSIO_DP3,            instr_handler},
1325     {BWRITERSIO_DP4,            instr_handler},
1326     {BWRITERSIO_LRP,            instr_handler},
1327
1328     /* pshader instructions */
1329     {BWRITERSIO_CND,            instr_handler},
1330     {BWRITERSIO_CMP,            instr_handler},
1331     {BWRITERSIO_TEXKILL,        instr_handler},
1332     {BWRITERSIO_TEX,            instr_ps_1_4_texld},
1333     {BWRITERSIO_TEXDEPTH,       instr_handler},
1334     {BWRITERSIO_BEM,            instr_handler},
1335
1336     {BWRITERSIO_PHASE,          instr_handler},
1337     {BWRITERSIO_END,            NULL},
1338 };
1339
1340 static const struct bytecode_backend ps_1_4_backend = {
1341     ps_1_4_header,
1342     end,
1343     ps_1_4_srcreg,
1344     ps_1_4_dstreg,
1345     sm_1_x_opcode,
1346     ps_1_4_handlers
1347 };
1348
1349 static void write_constB(const struct bwriter_shader *shader, struct bytecode_buffer *buffer, BOOL len) {
1350     write_const(shader->constB, shader->num_cb, D3DSIO_DEFB, D3DSPR_CONSTBOOL, buffer, len);
1351 }
1352
1353 static void write_constI(const struct bwriter_shader *shader, struct bytecode_buffer *buffer, BOOL len) {
1354     write_const(shader->constI, shader->num_ci, D3DSIO_DEFI, D3DSPR_CONSTINT, buffer, len);
1355 }
1356
1357 static void vs_2_header(struct bc_writer *This,
1358                         const struct bwriter_shader *shader,
1359                         struct bytecode_buffer *buffer) {
1360     HRESULT hr;
1361
1362     hr = vs_find_builtin_varyings(This, shader);
1363     if(FAILED(hr)) {
1364         This->state = hr;
1365         return;
1366     }
1367
1368     /* Declare the shader type and version */
1369     put_dword(buffer, This->version);
1370
1371     write_declarations(This, buffer, TRUE, shader->inputs, shader->num_inputs, BWRITERSPR_INPUT);
1372     write_constF(shader, buffer, TRUE);
1373     write_constB(shader, buffer, TRUE);
1374     write_constI(shader, buffer, TRUE);
1375     return;
1376 }
1377
1378 static void vs_2_srcreg(struct bc_writer *This,
1379                         const struct shader_reg *reg,
1380                         struct bytecode_buffer *buffer) {
1381     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1382     DWORD has_swizzle;
1383     DWORD component;
1384     DWORD d3d9reg;
1385
1386     switch(reg->type) {
1387         case BWRITERSPR_OUTPUT:
1388             /* Map the swizzle to a writemask, the format expected
1389                by map_vs_output
1390              */
1391             switch(reg->u.swizzle) {
1392                 case BWRITERVS_SWIZZLE_X:
1393                     component = BWRITERSP_WRITEMASK_0;
1394                     break;
1395                 case BWRITERVS_SWIZZLE_Y:
1396                     component = BWRITERSP_WRITEMASK_1;
1397                     break;
1398                 case BWRITERVS_SWIZZLE_Z:
1399                     component = BWRITERSP_WRITEMASK_2;
1400                     break;
1401                 case BWRITERVS_SWIZZLE_W:
1402                     component = BWRITERSP_WRITEMASK_3;
1403                     break;
1404                 default:
1405                     component = 0;
1406             }
1407             token |= map_vs_output(This, reg->regnum, component, &has_swizzle);
1408             break;
1409
1410         case BWRITERSPR_RASTOUT:
1411         case BWRITERSPR_ATTROUT:
1412             /* These registers are mapped to input and output regs. They can be encoded in the bytecode,
1413              * but are unexpected. If we hit this path it might be due to an error.
1414              */
1415             FIXME("Unexpected register type %u\n", reg->type);
1416             /* drop through */
1417         case BWRITERSPR_INPUT:
1418         case BWRITERSPR_TEMP:
1419         case BWRITERSPR_CONST:
1420         case BWRITERSPR_ADDR:
1421         case BWRITERSPR_CONSTINT:
1422         case BWRITERSPR_CONSTBOOL:
1423         case BWRITERSPR_LABEL:
1424             d3d9reg = d3d9_register(reg->type);
1425             token |= (d3d9reg << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1426             token |= (d3d9reg << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1427             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1428             break;
1429
1430         case BWRITERSPR_LOOP:
1431             if(reg->regnum != 0) {
1432                 WARN("Only regnum 0 is supported for the loop index register in vs_2_0\n");
1433                 This->state = E_INVALIDARG;
1434                 return;
1435             }
1436             token |= (D3DSPR_LOOP << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1437             token |= (D3DSPR_LOOP << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1438             token |= 0 & D3DSP_REGNUM_MASK; /* No shift */
1439             break;
1440
1441         case BWRITERSPR_PREDICATE:
1442             if(This->version != BWRITERVS_VERSION(2, 1)){
1443                 WARN("Predicate register is allowed only in vs_2_x\n");
1444                 This->state = E_INVALIDARG;
1445                 return;
1446             }
1447             if(reg->regnum > 0) {
1448                 WARN("Only predicate register 0 is supported\n");
1449                 This->state = E_INVALIDARG;
1450                 return;
1451             }
1452             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1453             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1454             token |= 0 & D3DSP_REGNUM_MASK; /* No shift */
1455
1456             break;
1457
1458         default:
1459             WARN("Invalid register type for 2.0 vshader\n");
1460             This->state = E_INVALIDARG;
1461             return;
1462     }
1463
1464     token |= d3d9_swizzle(reg->u.swizzle) & D3DVS_SWIZZLE_MASK; /* already shifted */
1465
1466     token |= d3d9_srcmod(reg->srcmod);
1467
1468     if(reg->rel_reg)
1469         token |= D3DVS_ADDRMODE_RELATIVE & D3DVS_ADDRESSMODE_MASK;
1470
1471     put_dword(buffer, token);
1472
1473     /* vs_2_0 and newer write the register containing the index explicitly in the
1474      * binary code
1475      */
1476     if(token & D3DVS_ADDRMODE_RELATIVE)
1477         vs_2_srcreg(This, reg->rel_reg, buffer);
1478 }
1479
1480 static void sm_2_opcode(struct bc_writer *This,
1481                         const struct instruction *instr,
1482                         DWORD token, struct bytecode_buffer *buffer) {
1483     /* From sm 2 onwards instruction length is encoded in the opcode field */
1484     int dsts = instr->has_dst ? 1 : 0;
1485     token |= instrlen(instr, instr->num_srcs, dsts) << D3DSI_INSTLENGTH_SHIFT;
1486     if(instr->comptype)
1487         token |= (d3d9_comparetype(instr->comptype) << 16) & (0xf << 16);
1488     if(instr->has_predicate)
1489         token |= D3DSHADER_INSTRUCTION_PREDICATED;
1490     put_dword(buffer,token);
1491 }
1492
1493 static const struct instr_handler_table vs_2_0_handlers[] = {
1494     {BWRITERSIO_ADD,            instr_handler},
1495     {BWRITERSIO_NOP,            instr_handler},
1496     {BWRITERSIO_MOV,            instr_handler},
1497     {BWRITERSIO_SUB,            instr_handler},
1498     {BWRITERSIO_MAD,            instr_handler},
1499     {BWRITERSIO_MUL,            instr_handler},
1500     {BWRITERSIO_RCP,            instr_handler},
1501     {BWRITERSIO_RSQ,            instr_handler},
1502     {BWRITERSIO_DP3,            instr_handler},
1503     {BWRITERSIO_DP4,            instr_handler},
1504     {BWRITERSIO_MIN,            instr_handler},
1505     {BWRITERSIO_MAX,            instr_handler},
1506     {BWRITERSIO_SLT,            instr_handler},
1507     {BWRITERSIO_SGE,            instr_handler},
1508     {BWRITERSIO_ABS,            instr_handler},
1509     {BWRITERSIO_EXP,            instr_handler},
1510     {BWRITERSIO_LOG,            instr_handler},
1511     {BWRITERSIO_EXPP,           instr_handler},
1512     {BWRITERSIO_LOGP,           instr_handler},
1513     {BWRITERSIO_DST,            instr_handler},
1514     {BWRITERSIO_LRP,            instr_handler},
1515     {BWRITERSIO_FRC,            instr_handler},
1516     {BWRITERSIO_CRS,            instr_handler},
1517     {BWRITERSIO_SGN,            instr_handler},
1518     {BWRITERSIO_NRM,            instr_handler},
1519     {BWRITERSIO_SINCOS,         instr_handler},
1520     {BWRITERSIO_M4x4,           instr_handler},
1521     {BWRITERSIO_M4x3,           instr_handler},
1522     {BWRITERSIO_M3x4,           instr_handler},
1523     {BWRITERSIO_M3x3,           instr_handler},
1524     {BWRITERSIO_M3x2,           instr_handler},
1525     {BWRITERSIO_LIT,            instr_handler},
1526     {BWRITERSIO_POW,            instr_handler},
1527     {BWRITERSIO_MOVA,           instr_handler},
1528
1529     {BWRITERSIO_CALL,           instr_handler},
1530     {BWRITERSIO_CALLNZ,         instr_handler},
1531     {BWRITERSIO_REP,            instr_handler},
1532     {BWRITERSIO_ENDREP,         instr_handler},
1533     {BWRITERSIO_IF,             instr_handler},
1534     {BWRITERSIO_LABEL,          instr_handler},
1535     {BWRITERSIO_ELSE,           instr_handler},
1536     {BWRITERSIO_ENDIF,          instr_handler},
1537     {BWRITERSIO_LOOP,           instr_handler},
1538     {BWRITERSIO_RET,            instr_handler},
1539     {BWRITERSIO_ENDLOOP,        instr_handler},
1540
1541     {BWRITERSIO_END,            NULL},
1542 };
1543
1544 static const struct bytecode_backend vs_2_0_backend = {
1545     vs_2_header,
1546     end,
1547     vs_2_srcreg,
1548     vs_12_dstreg,
1549     sm_2_opcode,
1550     vs_2_0_handlers
1551 };
1552
1553 static const struct instr_handler_table vs_2_x_handlers[] = {
1554     {BWRITERSIO_ADD,            instr_handler},
1555     {BWRITERSIO_NOP,            instr_handler},
1556     {BWRITERSIO_MOV,            instr_handler},
1557     {BWRITERSIO_SUB,            instr_handler},
1558     {BWRITERSIO_MAD,            instr_handler},
1559     {BWRITERSIO_MUL,            instr_handler},
1560     {BWRITERSIO_RCP,            instr_handler},
1561     {BWRITERSIO_RSQ,            instr_handler},
1562     {BWRITERSIO_DP3,            instr_handler},
1563     {BWRITERSIO_DP4,            instr_handler},
1564     {BWRITERSIO_MIN,            instr_handler},
1565     {BWRITERSIO_MAX,            instr_handler},
1566     {BWRITERSIO_SLT,            instr_handler},
1567     {BWRITERSIO_SGE,            instr_handler},
1568     {BWRITERSIO_ABS,            instr_handler},
1569     {BWRITERSIO_EXP,            instr_handler},
1570     {BWRITERSIO_LOG,            instr_handler},
1571     {BWRITERSIO_EXPP,           instr_handler},
1572     {BWRITERSIO_LOGP,           instr_handler},
1573     {BWRITERSIO_DST,            instr_handler},
1574     {BWRITERSIO_LRP,            instr_handler},
1575     {BWRITERSIO_FRC,            instr_handler},
1576     {BWRITERSIO_CRS,            instr_handler},
1577     {BWRITERSIO_SGN,            instr_handler},
1578     {BWRITERSIO_NRM,            instr_handler},
1579     {BWRITERSIO_SINCOS,         instr_handler},
1580     {BWRITERSIO_M4x4,           instr_handler},
1581     {BWRITERSIO_M4x3,           instr_handler},
1582     {BWRITERSIO_M3x4,           instr_handler},
1583     {BWRITERSIO_M3x3,           instr_handler},
1584     {BWRITERSIO_M3x2,           instr_handler},
1585     {BWRITERSIO_LIT,            instr_handler},
1586     {BWRITERSIO_POW,            instr_handler},
1587     {BWRITERSIO_MOVA,           instr_handler},
1588
1589     {BWRITERSIO_CALL,           instr_handler},
1590     {BWRITERSIO_CALLNZ,         instr_handler},
1591     {BWRITERSIO_REP,            instr_handler},
1592     {BWRITERSIO_ENDREP,         instr_handler},
1593     {BWRITERSIO_IF,             instr_handler},
1594     {BWRITERSIO_LABEL,          instr_handler},
1595     {BWRITERSIO_IFC,            instr_handler},
1596     {BWRITERSIO_ELSE,           instr_handler},
1597     {BWRITERSIO_ENDIF,          instr_handler},
1598     {BWRITERSIO_BREAK,          instr_handler},
1599     {BWRITERSIO_BREAKC,         instr_handler},
1600     {BWRITERSIO_LOOP,           instr_handler},
1601     {BWRITERSIO_RET,            instr_handler},
1602     {BWRITERSIO_ENDLOOP,        instr_handler},
1603
1604     {BWRITERSIO_SETP,           instr_handler},
1605     {BWRITERSIO_BREAKP,         instr_handler},
1606
1607     {BWRITERSIO_END,            NULL},
1608 };
1609
1610 static const struct bytecode_backend vs_2_x_backend = {
1611     vs_2_header,
1612     end,
1613     vs_2_srcreg,
1614     vs_12_dstreg,
1615     sm_2_opcode,
1616     vs_2_x_handlers
1617 };
1618
1619 static void write_samplers(const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
1620     DWORD i;
1621     DWORD instr_dcl = D3DSIO_DCL | (2 << D3DSI_INSTLENGTH_SHIFT);
1622     DWORD token;
1623     const DWORD reg = (1<<31) |
1624         ((D3DSPR_SAMPLER << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK) |
1625         ((D3DSPR_SAMPLER << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2) |
1626         D3DSP_WRITEMASK_ALL;
1627
1628     for(i = 0; i < shader->num_samplers; i++) {
1629         /* Write the DCL instruction */
1630         put_dword(buffer, instr_dcl);
1631         token = (1<<31);
1632         /* Already shifted */
1633         token |= (d3d9_sampler(shader->samplers[i].type)) & D3DSP_TEXTURETYPE_MASK;
1634         put_dword(buffer, token);
1635         token = reg | (shader->samplers[i].regnum & D3DSP_REGNUM_MASK);
1636         token |= d3d9_dstmod(shader->samplers[i].mod);
1637         put_dword(buffer, token);
1638     }
1639 }
1640
1641 static void ps_2_header(struct bc_writer *This, const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
1642     HRESULT hr = find_ps_builtin_semantics(This, shader, 8);
1643     if(FAILED(hr)) {
1644         This->state = hr;
1645         return;
1646     }
1647
1648     /* Declare the shader type and version */
1649     put_dword(buffer, This->version);
1650     write_declarations(This, buffer, TRUE, shader->inputs, shader->num_inputs, BWRITERSPR_INPUT);
1651     write_samplers(shader, buffer);
1652     write_constF(shader, buffer, TRUE);
1653     write_constB(shader, buffer, TRUE);
1654     write_constI(shader, buffer, TRUE);
1655 }
1656
1657 static void ps_2_srcreg(struct bc_writer *This,
1658                         const struct shader_reg *reg,
1659                         struct bytecode_buffer *buffer) {
1660     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1661     DWORD d3d9reg;
1662     if(reg->rel_reg) {
1663         WARN("Relative addressing not supported in <= ps_3_0\n");
1664         This->state = E_INVALIDARG;
1665         return;
1666     }
1667
1668     switch(reg->type) {
1669         case BWRITERSPR_INPUT:
1670             token |= map_ps_input(This, reg);
1671             break;
1672
1673             /* Can be mapped 1:1 */
1674         case BWRITERSPR_TEMP:
1675         case BWRITERSPR_CONST:
1676         case BWRITERSPR_COLOROUT:
1677         case BWRITERSPR_CONSTBOOL:
1678         case BWRITERSPR_CONSTINT:
1679         case BWRITERSPR_SAMPLER:
1680         case BWRITERSPR_LABEL:
1681         case BWRITERSPR_DEPTHOUT:
1682             d3d9reg = d3d9_register(reg->type);
1683             token |= (d3d9reg << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1684             token |= (d3d9reg << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1685             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1686             break;
1687
1688         case BWRITERSPR_PREDICATE:
1689             if(This->version != BWRITERPS_VERSION(2, 1)){
1690                 WARN("Predicate register not supported in ps_2_0\n");
1691                 This->state = E_INVALIDARG;
1692             }
1693             if(reg->regnum) {
1694                 WARN("Predicate register with regnum %u not supported\n",
1695                      reg->regnum);
1696                 This->state = E_INVALIDARG;
1697             }
1698             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1699             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1700             token |= 0 & D3DSP_REGNUM_MASK; /* No shift */
1701             break;
1702
1703         default:
1704             WARN("Invalid register type for ps_2_0 shader\n");
1705             This->state = E_INVALIDARG;
1706             return;
1707     }
1708
1709     token |= d3d9_swizzle(reg->u.swizzle) & D3DVS_SWIZZLE_MASK; /* already shifted */
1710
1711     token |= d3d9_srcmod(reg->srcmod);
1712     put_dword(buffer, token);
1713 }
1714
1715 static void ps_2_0_dstreg(struct bc_writer *This,
1716                           const struct shader_reg *reg,
1717                           struct bytecode_buffer *buffer,
1718                           DWORD shift, DWORD mod) {
1719     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1720     DWORD d3d9reg;
1721
1722     if(reg->rel_reg) {
1723         WARN("Relative addressing not supported for destination registers\n");
1724         This->state = E_INVALIDARG;
1725         return;
1726     }
1727
1728     switch(reg->type) {
1729         case BWRITERSPR_TEMP: /* 1:1 mapping */
1730         case BWRITERSPR_COLOROUT:
1731         case BWRITERSPR_DEPTHOUT:
1732             d3d9reg = d3d9_register(reg->type);
1733             token |= (d3d9reg << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1734             token |= (d3d9reg << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1735             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1736             break;
1737
1738         case BWRITERSPR_PREDICATE:
1739             if(This->version != BWRITERPS_VERSION(2, 1)){
1740                 WARN("Predicate register not supported in ps_2_0\n");
1741                 This->state = E_INVALIDARG;
1742             }
1743             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1744             token |= (D3DSPR_PREDICATE << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1745             token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1746             break;
1747
1748         /* texkill uses the input register as a destination parameter */
1749         case BWRITERSPR_INPUT:
1750             token |= map_ps_input(This, reg);
1751             break;
1752
1753         default:
1754             WARN("Invalid dest register type for 2.x pshader\n");
1755             This->state = E_INVALIDARG;
1756             return;
1757     }
1758
1759     token |= (shift << D3DSP_DSTSHIFT_SHIFT) & D3DSP_DSTSHIFT_MASK;
1760     token |= d3d9_dstmod(mod);
1761
1762     token |= d3d9_writemask(reg->u.writemask);
1763     put_dword(buffer, token);
1764 }
1765
1766 static const struct instr_handler_table ps_2_0_handlers[] = {
1767     {BWRITERSIO_ADD,            instr_handler},
1768     {BWRITERSIO_NOP,            instr_handler},
1769     {BWRITERSIO_MOV,            instr_handler},
1770     {BWRITERSIO_SUB,            instr_handler},
1771     {BWRITERSIO_MAD,            instr_handler},
1772     {BWRITERSIO_MUL,            instr_handler},
1773     {BWRITERSIO_RCP,            instr_handler},
1774     {BWRITERSIO_RSQ,            instr_handler},
1775     {BWRITERSIO_DP3,            instr_handler},
1776     {BWRITERSIO_DP4,            instr_handler},
1777     {BWRITERSIO_MIN,            instr_handler},
1778     {BWRITERSIO_MAX,            instr_handler},
1779     {BWRITERSIO_ABS,            instr_handler},
1780     {BWRITERSIO_EXP,            instr_handler},
1781     {BWRITERSIO_LOG,            instr_handler},
1782     {BWRITERSIO_EXPP,           instr_handler},
1783     {BWRITERSIO_LOGP,           instr_handler},
1784     {BWRITERSIO_LRP,            instr_handler},
1785     {BWRITERSIO_FRC,            instr_handler},
1786     {BWRITERSIO_CRS,            instr_handler},
1787     {BWRITERSIO_NRM,            instr_handler},
1788     {BWRITERSIO_SINCOS,         instr_handler},
1789     {BWRITERSIO_M4x4,           instr_handler},
1790     {BWRITERSIO_M4x3,           instr_handler},
1791     {BWRITERSIO_M3x4,           instr_handler},
1792     {BWRITERSIO_M3x3,           instr_handler},
1793     {BWRITERSIO_M3x2,           instr_handler},
1794     {BWRITERSIO_POW,            instr_handler},
1795     {BWRITERSIO_DP2ADD,         instr_handler},
1796     {BWRITERSIO_CMP,            instr_handler},
1797
1798     {BWRITERSIO_TEX,            instr_handler},
1799     {BWRITERSIO_TEXLDP,         instr_handler},
1800     {BWRITERSIO_TEXLDB,         instr_handler},
1801     {BWRITERSIO_TEXKILL,        instr_handler},
1802
1803     {BWRITERSIO_END,            NULL},
1804 };
1805
1806 static const struct bytecode_backend ps_2_0_backend = {
1807     ps_2_header,
1808     end,
1809     ps_2_srcreg,
1810     ps_2_0_dstreg,
1811     sm_2_opcode,
1812     ps_2_0_handlers
1813 };
1814
1815 static const struct instr_handler_table ps_2_x_handlers[] = {
1816     {BWRITERSIO_ADD,            instr_handler},
1817     {BWRITERSIO_NOP,            instr_handler},
1818     {BWRITERSIO_MOV,            instr_handler},
1819     {BWRITERSIO_SUB,            instr_handler},
1820     {BWRITERSIO_MAD,            instr_handler},
1821     {BWRITERSIO_MUL,            instr_handler},
1822     {BWRITERSIO_RCP,            instr_handler},
1823     {BWRITERSIO_RSQ,            instr_handler},
1824     {BWRITERSIO_DP3,            instr_handler},
1825     {BWRITERSIO_DP4,            instr_handler},
1826     {BWRITERSIO_MIN,            instr_handler},
1827     {BWRITERSIO_MAX,            instr_handler},
1828     {BWRITERSIO_ABS,            instr_handler},
1829     {BWRITERSIO_EXP,            instr_handler},
1830     {BWRITERSIO_LOG,            instr_handler},
1831     {BWRITERSIO_EXPP,           instr_handler},
1832     {BWRITERSIO_LOGP,           instr_handler},
1833     {BWRITERSIO_LRP,            instr_handler},
1834     {BWRITERSIO_FRC,            instr_handler},
1835     {BWRITERSIO_CRS,            instr_handler},
1836     {BWRITERSIO_NRM,            instr_handler},
1837     {BWRITERSIO_SINCOS,         instr_handler},
1838     {BWRITERSIO_M4x4,           instr_handler},
1839     {BWRITERSIO_M4x3,           instr_handler},
1840     {BWRITERSIO_M3x4,           instr_handler},
1841     {BWRITERSIO_M3x3,           instr_handler},
1842     {BWRITERSIO_M3x2,           instr_handler},
1843     {BWRITERSIO_POW,            instr_handler},
1844     {BWRITERSIO_DP2ADD,         instr_handler},
1845     {BWRITERSIO_CMP,            instr_handler},
1846
1847     {BWRITERSIO_CALL,           instr_handler},
1848     {BWRITERSIO_CALLNZ,         instr_handler},
1849     {BWRITERSIO_REP,            instr_handler},
1850     {BWRITERSIO_ENDREP,         instr_handler},
1851     {BWRITERSIO_IF,             instr_handler},
1852     {BWRITERSIO_LABEL,          instr_handler},
1853     {BWRITERSIO_IFC,            instr_handler},
1854     {BWRITERSIO_ELSE,           instr_handler},
1855     {BWRITERSIO_ENDIF,          instr_handler},
1856     {BWRITERSIO_BREAK,          instr_handler},
1857     {BWRITERSIO_BREAKC,         instr_handler},
1858     {BWRITERSIO_RET,            instr_handler},
1859
1860     {BWRITERSIO_TEX,            instr_handler},
1861     {BWRITERSIO_TEXLDP,         instr_handler},
1862     {BWRITERSIO_TEXLDB,         instr_handler},
1863     {BWRITERSIO_TEXKILL,        instr_handler},
1864     {BWRITERSIO_DSX,            instr_handler},
1865     {BWRITERSIO_DSY,            instr_handler},
1866
1867     {BWRITERSIO_SETP,           instr_handler},
1868     {BWRITERSIO_BREAKP,         instr_handler},
1869
1870     {BWRITERSIO_TEXLDD,         instr_handler},
1871
1872     {BWRITERSIO_END,            NULL},
1873 };
1874
1875 static const struct bytecode_backend ps_2_x_backend = {
1876     ps_2_header,
1877     end,
1878     ps_2_srcreg,
1879     ps_2_0_dstreg,
1880     sm_2_opcode,
1881     ps_2_x_handlers
1882 };
1883
1884 static void sm_3_header(struct bc_writer *This, const struct bwriter_shader *shader, struct bytecode_buffer *buffer) {
1885     /* Declare the shader type and version */
1886     put_dword(buffer, This->version);
1887
1888     write_declarations(This, buffer, TRUE, shader->inputs, shader->num_inputs, BWRITERSPR_INPUT);
1889     write_declarations(This, buffer, TRUE, shader->outputs, shader->num_outputs, BWRITERSPR_OUTPUT);
1890     write_constF(shader, buffer, TRUE);
1891     write_constB(shader, buffer, TRUE);
1892     write_constI(shader, buffer, TRUE);
1893     write_samplers(shader, buffer);
1894     return;
1895 }
1896
1897 static void sm_3_srcreg(struct bc_writer *This,
1898                         const struct shader_reg *reg,
1899                         struct bytecode_buffer *buffer) {
1900     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1901     DWORD d3d9reg;
1902
1903     d3d9reg = d3d9_register(reg->type);
1904     token |= (d3d9reg << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1905     token |= (d3d9reg << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1906     token |= reg->regnum & D3DSP_REGNUM_MASK;
1907
1908     token |= d3d9_swizzle(reg->u.swizzle) & D3DVS_SWIZZLE_MASK;
1909     token |= d3d9_srcmod(reg->srcmod);
1910
1911     if(reg->rel_reg) {
1912         if(reg->type == BWRITERSPR_CONST && This->version == BWRITERPS_VERSION(3, 0)) {
1913             WARN("c%u[...] is unsupported in ps_3_0\n", reg->regnum);
1914             This->state = E_INVALIDARG;
1915             return;
1916         }
1917         if(((reg->rel_reg->type == BWRITERSPR_ADDR && This->version == BWRITERVS_VERSION(3, 0)) ||
1918            reg->rel_reg->type == BWRITERSPR_LOOP) &&
1919            reg->rel_reg->regnum == 0) {
1920             token |= D3DVS_ADDRMODE_RELATIVE & D3DVS_ADDRESSMODE_MASK;
1921         } else {
1922             WARN("Unsupported relative addressing register\n");
1923             This->state = E_INVALIDARG;
1924             return;
1925         }
1926     }
1927
1928     put_dword(buffer, token);
1929
1930     /* vs_2_0 and newer write the register containing the index explicitly in the
1931      * binary code
1932      */
1933     if(token & D3DVS_ADDRMODE_RELATIVE) {
1934         sm_3_srcreg(This, reg->rel_reg, buffer);
1935     }
1936 }
1937
1938 static void sm_3_dstreg(struct bc_writer *This,
1939                         const struct shader_reg *reg,
1940                         struct bytecode_buffer *buffer,
1941                         DWORD shift, DWORD mod) {
1942     DWORD token = (1 << 31); /* Bit 31 of registers is 1 */
1943     DWORD d3d9reg;
1944
1945     if(reg->rel_reg) {
1946         if(This->version == BWRITERVS_VERSION(3, 0) &&
1947            reg->type == BWRITERSPR_OUTPUT) {
1948             token |= D3DVS_ADDRMODE_RELATIVE & D3DVS_ADDRESSMODE_MASK;
1949         } else {
1950             WARN("Relative addressing not supported for this shader type or register type\n");
1951             This->state = E_INVALIDARG;
1952             return;
1953         }
1954     }
1955
1956     d3d9reg = d3d9_register(reg->type);
1957     token |= (d3d9reg << D3DSP_REGTYPE_SHIFT) & D3DSP_REGTYPE_MASK;
1958     token |= (d3d9reg << D3DSP_REGTYPE_SHIFT2) & D3DSP_REGTYPE_MASK2;
1959     token |= reg->regnum & D3DSP_REGNUM_MASK; /* No shift */
1960
1961     token |= d3d9_dstmod(mod);
1962
1963     token |= d3d9_writemask(reg->u.writemask);
1964     put_dword(buffer, token);
1965
1966     /* vs_2_0 and newer write the register containing the index explicitly in the
1967      * binary code
1968      */
1969     if(token & D3DVS_ADDRMODE_RELATIVE) {
1970         sm_3_srcreg(This, reg->rel_reg, buffer);
1971     }
1972 }
1973
1974 static const struct instr_handler_table vs_3_handlers[] = {
1975     {BWRITERSIO_ADD,            instr_handler},
1976     {BWRITERSIO_NOP,            instr_handler},
1977     {BWRITERSIO_MOV,            instr_handler},
1978     {BWRITERSIO_SUB,            instr_handler},
1979     {BWRITERSIO_MAD,            instr_handler},
1980     {BWRITERSIO_MUL,            instr_handler},
1981     {BWRITERSIO_RCP,            instr_handler},
1982     {BWRITERSIO_RSQ,            instr_handler},
1983     {BWRITERSIO_DP3,            instr_handler},
1984     {BWRITERSIO_DP4,            instr_handler},
1985     {BWRITERSIO_MIN,            instr_handler},
1986     {BWRITERSIO_MAX,            instr_handler},
1987     {BWRITERSIO_SLT,            instr_handler},
1988     {BWRITERSIO_SGE,            instr_handler},
1989     {BWRITERSIO_ABS,            instr_handler},
1990     {BWRITERSIO_EXP,            instr_handler},
1991     {BWRITERSIO_LOG,            instr_handler},
1992     {BWRITERSIO_EXPP,           instr_handler},
1993     {BWRITERSIO_LOGP,           instr_handler},
1994     {BWRITERSIO_DST,            instr_handler},
1995     {BWRITERSIO_LRP,            instr_handler},
1996     {BWRITERSIO_FRC,            instr_handler},
1997     {BWRITERSIO_CRS,            instr_handler},
1998     {BWRITERSIO_SGN,            instr_handler},
1999     {BWRITERSIO_NRM,            instr_handler},
2000     {BWRITERSIO_SINCOS,         instr_handler},
2001     {BWRITERSIO_M4x4,           instr_handler},
2002     {BWRITERSIO_M4x3,           instr_handler},
2003     {BWRITERSIO_M3x4,           instr_handler},
2004     {BWRITERSIO_M3x3,           instr_handler},
2005     {BWRITERSIO_M3x2,           instr_handler},
2006     {BWRITERSIO_LIT,            instr_handler},
2007     {BWRITERSIO_POW,            instr_handler},
2008     {BWRITERSIO_MOVA,           instr_handler},
2009
2010     {BWRITERSIO_CALL,           instr_handler},
2011     {BWRITERSIO_CALLNZ,         instr_handler},
2012     {BWRITERSIO_REP,            instr_handler},
2013     {BWRITERSIO_ENDREP,         instr_handler},
2014     {BWRITERSIO_IF,             instr_handler},
2015     {BWRITERSIO_LABEL,          instr_handler},
2016     {BWRITERSIO_IFC,            instr_handler},
2017     {BWRITERSIO_ELSE,           instr_handler},
2018     {BWRITERSIO_ENDIF,          instr_handler},
2019     {BWRITERSIO_BREAK,          instr_handler},
2020     {BWRITERSIO_BREAKC,         instr_handler},
2021     {BWRITERSIO_LOOP,           instr_handler},
2022     {BWRITERSIO_RET,            instr_handler},
2023     {BWRITERSIO_ENDLOOP,        instr_handler},
2024
2025     {BWRITERSIO_SETP,           instr_handler},
2026     {BWRITERSIO_BREAKP,         instr_handler},
2027     {BWRITERSIO_TEXLDL,         instr_handler},
2028
2029     {BWRITERSIO_END,            NULL},
2030 };
2031
2032 static const struct bytecode_backend vs_3_backend = {
2033     sm_3_header,
2034     end,
2035     sm_3_srcreg,
2036     sm_3_dstreg,
2037     sm_2_opcode,
2038     vs_3_handlers
2039 };
2040
2041 static const struct instr_handler_table ps_3_handlers[] = {
2042     {BWRITERSIO_ADD,            instr_handler},
2043     {BWRITERSIO_NOP,            instr_handler},
2044     {BWRITERSIO_MOV,            instr_handler},
2045     {BWRITERSIO_SUB,            instr_handler},
2046     {BWRITERSIO_MAD,            instr_handler},
2047     {BWRITERSIO_MUL,            instr_handler},
2048     {BWRITERSIO_RCP,            instr_handler},
2049     {BWRITERSIO_RSQ,            instr_handler},
2050     {BWRITERSIO_DP3,            instr_handler},
2051     {BWRITERSIO_DP4,            instr_handler},
2052     {BWRITERSIO_MIN,            instr_handler},
2053     {BWRITERSIO_MAX,            instr_handler},
2054     {BWRITERSIO_ABS,            instr_handler},
2055     {BWRITERSIO_EXP,            instr_handler},
2056     {BWRITERSIO_LOG,            instr_handler},
2057     {BWRITERSIO_EXPP,           instr_handler},
2058     {BWRITERSIO_LOGP,           instr_handler},
2059     {BWRITERSIO_LRP,            instr_handler},
2060     {BWRITERSIO_FRC,            instr_handler},
2061     {BWRITERSIO_CRS,            instr_handler},
2062     {BWRITERSIO_NRM,            instr_handler},
2063     {BWRITERSIO_SINCOS,         instr_handler},
2064     {BWRITERSIO_M4x4,           instr_handler},
2065     {BWRITERSIO_M4x3,           instr_handler},
2066     {BWRITERSIO_M3x4,           instr_handler},
2067     {BWRITERSIO_M3x3,           instr_handler},
2068     {BWRITERSIO_M3x2,           instr_handler},
2069     {BWRITERSIO_POW,            instr_handler},
2070     {BWRITERSIO_DP2ADD,         instr_handler},
2071     {BWRITERSIO_CMP,            instr_handler},
2072
2073     {BWRITERSIO_CALL,           instr_handler},
2074     {BWRITERSIO_CALLNZ,         instr_handler},
2075     {BWRITERSIO_REP,            instr_handler},
2076     {BWRITERSIO_ENDREP,         instr_handler},
2077     {BWRITERSIO_IF,             instr_handler},
2078     {BWRITERSIO_LABEL,          instr_handler},
2079     {BWRITERSIO_IFC,            instr_handler},
2080     {BWRITERSIO_ELSE,           instr_handler},
2081     {BWRITERSIO_ENDIF,          instr_handler},
2082     {BWRITERSIO_BREAK,          instr_handler},
2083     {BWRITERSIO_BREAKC,         instr_handler},
2084     {BWRITERSIO_LOOP,           instr_handler},
2085     {BWRITERSIO_RET,            instr_handler},
2086     {BWRITERSIO_ENDLOOP,        instr_handler},
2087
2088     {BWRITERSIO_SETP,           instr_handler},
2089     {BWRITERSIO_BREAKP,         instr_handler},
2090     {BWRITERSIO_TEXLDL,         instr_handler},
2091
2092     {BWRITERSIO_TEX,            instr_handler},
2093     {BWRITERSIO_TEXLDP,         instr_handler},
2094     {BWRITERSIO_TEXLDB,         instr_handler},
2095     {BWRITERSIO_TEXKILL,        instr_handler},
2096     {BWRITERSIO_DSX,            instr_handler},
2097     {BWRITERSIO_DSY,            instr_handler},
2098     {BWRITERSIO_TEXLDD,         instr_handler},
2099
2100     {BWRITERSIO_END,            NULL},
2101 };
2102
2103 static const struct bytecode_backend ps_3_backend = {
2104     sm_3_header,
2105     end,
2106     sm_3_srcreg,
2107     sm_3_dstreg,
2108     sm_2_opcode,
2109     ps_3_handlers
2110 };
2111
2112 static void init_vs10_dx9_writer(struct bc_writer *writer) {
2113     TRACE("Creating DirectX9 vertex shader 1.0 writer\n");
2114     writer->funcs = &vs_1_x_backend;
2115 }
2116
2117 static void init_vs11_dx9_writer(struct bc_writer *writer) {
2118     TRACE("Creating DirectX9 vertex shader 1.1 writer\n");
2119     writer->funcs = &vs_1_x_backend;
2120 }
2121
2122 static void init_vs20_dx9_writer(struct bc_writer *writer) {
2123     TRACE("Creating DirectX9 vertex shader 2.0 writer\n");
2124     writer->funcs = &vs_2_0_backend;
2125 }
2126
2127 static void init_vs2x_dx9_writer(struct bc_writer *writer) {
2128     TRACE("Creating DirectX9 vertex shader 2.x writer\n");
2129     writer->funcs = &vs_2_x_backend;
2130 }
2131
2132 static void init_vs30_dx9_writer(struct bc_writer *writer) {
2133     TRACE("Creating DirectX9 vertex shader 3.0 writer\n");
2134     writer->funcs = &vs_3_backend;
2135 }
2136
2137 static void init_ps10_dx9_writer(struct bc_writer *writer) {
2138     TRACE("Creating DirectX9 pixel shader 1.0 writer\n");
2139     writer->funcs = &ps_1_0123_backend;
2140 }
2141
2142 static void init_ps11_dx9_writer(struct bc_writer *writer) {
2143     TRACE("Creating DirectX9 pixel shader 1.1 writer\n");
2144     writer->funcs = &ps_1_0123_backend;
2145 }
2146
2147 static void init_ps12_dx9_writer(struct bc_writer *writer) {
2148     TRACE("Creating DirectX9 pixel shader 1.2 writer\n");
2149     writer->funcs = &ps_1_0123_backend;
2150 }
2151
2152 static void init_ps13_dx9_writer(struct bc_writer *writer) {
2153     TRACE("Creating DirectX9 pixel shader 1.3 writer\n");
2154     writer->funcs = &ps_1_0123_backend;
2155 }
2156
2157 static void init_ps14_dx9_writer(struct bc_writer *writer) {
2158     TRACE("Creating DirectX9 pixel shader 1.4 writer\n");
2159     writer->funcs = &ps_1_4_backend;
2160 }
2161
2162 static void init_ps20_dx9_writer(struct bc_writer *writer) {
2163     TRACE("Creating DirectX9 pixel shader 2.0 writer\n");
2164     writer->funcs = &ps_2_0_backend;
2165 }
2166
2167 static void init_ps2x_dx9_writer(struct bc_writer *writer) {
2168     TRACE("Creating DirectX9 pixel shader 2.x writer\n");
2169     writer->funcs = &ps_2_x_backend;
2170 }
2171
2172 static void init_ps30_dx9_writer(struct bc_writer *writer) {
2173     TRACE("Creating DirectX9 pixel shader 3.0 writer\n");
2174     writer->funcs = &ps_3_backend;
2175 }
2176
2177 static struct bc_writer *create_writer(DWORD version, DWORD dxversion) {
2178     struct bc_writer *ret = asm_alloc(sizeof(*ret));
2179
2180     if(!ret) {
2181         WARN("Failed to allocate a bytecode writer instance\n");
2182         return NULL;
2183     }
2184
2185     switch(version) {
2186         case BWRITERVS_VERSION(1, 0):
2187             if(dxversion != 9) {
2188                 WARN("Unsupported dxversion for vertex shader 1.0 requested: %u\n", dxversion);
2189                 goto fail;
2190             }
2191             init_vs10_dx9_writer(ret);
2192             break;
2193         case BWRITERVS_VERSION(1, 1):
2194             if(dxversion != 9) {
2195                 WARN("Unsupported dxversion for vertex shader 1.1 requested: %u\n", dxversion);
2196                 goto fail;
2197             }
2198             init_vs11_dx9_writer(ret);
2199             break;
2200         case BWRITERVS_VERSION(2, 0):
2201             if(dxversion != 9) {
2202                 WARN("Unsupported dxversion for vertex shader 2.0 requested: %u\n", dxversion);
2203                 goto fail;
2204             }
2205             init_vs20_dx9_writer(ret);
2206             break;
2207         case BWRITERVS_VERSION(2, 1):
2208             if(dxversion != 9) {
2209                 WARN("Unsupported dxversion for vertex shader 2.x requested: %u\n", dxversion);
2210                 goto fail;
2211             }
2212             init_vs2x_dx9_writer(ret);
2213             break;
2214         case BWRITERVS_VERSION(3, 0):
2215             if(dxversion != 9) {
2216                 WARN("Unsupported dxversion for vertex shader 3.0 requested: %u\n", dxversion);
2217                 goto fail;
2218             }
2219             init_vs30_dx9_writer(ret);
2220             break;
2221
2222         case BWRITERPS_VERSION(1, 0):
2223             if(dxversion != 9) {
2224                 WARN("Unsupported dxversion for pixel shader 1.0 requested: %u\n", dxversion);
2225                 goto fail;
2226             }
2227             init_ps10_dx9_writer(ret);
2228             break;
2229         case BWRITERPS_VERSION(1, 1):
2230             if(dxversion != 9) {
2231                 WARN("Unsupported dxversion for pixel shader 1.1 requested: %u\n", dxversion);
2232                 goto fail;
2233             }
2234             init_ps11_dx9_writer(ret);
2235             break;
2236         case BWRITERPS_VERSION(1, 2):
2237             if(dxversion != 9) {
2238                 WARN("Unsupported dxversion for pixel shader 1.2 requested: %u\n", dxversion);
2239                 goto fail;
2240             }
2241             init_ps12_dx9_writer(ret);
2242             break;
2243         case BWRITERPS_VERSION(1, 3):
2244             if(dxversion != 9) {
2245                 WARN("Unsupported dxversion for pixel shader 1.3 requested: %u\n", dxversion);
2246                 goto fail;
2247             }
2248             init_ps13_dx9_writer(ret);
2249             break;
2250         case BWRITERPS_VERSION(1, 4):
2251             if(dxversion != 9) {
2252                 WARN("Unsupported dxversion for pixel shader 1.4 requested: %u\n", dxversion);
2253                 goto fail;
2254             }
2255             init_ps14_dx9_writer(ret);
2256             break;
2257
2258         case BWRITERPS_VERSION(2, 0):
2259             if(dxversion != 9) {
2260                 WARN("Unsupported dxversion for pixel shader 2.0 requested: %u\n", dxversion);
2261                 goto fail;
2262             }
2263             init_ps20_dx9_writer(ret);
2264             break;
2265
2266         case BWRITERPS_VERSION(2, 1):
2267             if(dxversion != 9) {
2268                 WARN("Unsupported dxversion for pixel shader 2.x requested: %u\n", dxversion);
2269                 goto fail;
2270             }
2271             init_ps2x_dx9_writer(ret);
2272             break;
2273
2274         case BWRITERPS_VERSION(3, 0):
2275             if(dxversion != 9) {
2276                 WARN("Unsupported dxversion for pixel shader 3.0 requested: %u\n", dxversion);
2277                 goto fail;
2278             }
2279             init_ps30_dx9_writer(ret);
2280             break;
2281
2282         default:
2283             WARN("Unexpected shader version requested: %08x\n", version);
2284             goto fail;
2285     }
2286     ret->version = version;
2287     return ret;
2288
2289 fail:
2290     asm_free(ret);
2291     return NULL;
2292 }
2293
2294 static HRESULT call_instr_handler(struct bc_writer *writer,
2295                                   const struct instruction *instr,
2296                                   struct bytecode_buffer *buffer) {
2297     DWORD i=0;
2298
2299     while(writer->funcs->instructions[i].opcode != BWRITERSIO_END) {
2300         if(instr->opcode == writer->funcs->instructions[i].opcode) {
2301             if(!writer->funcs->instructions[i].func) {
2302                 WARN("Opcode %u not supported by this profile\n", instr->opcode);
2303                 return E_INVALIDARG;
2304             }
2305             writer->funcs->instructions[i].func(writer, instr, buffer);
2306             return S_OK;
2307         }
2308         i++;
2309     }
2310
2311     FIXME("Unhandled instruction %u - %s\n", instr->opcode,
2312           debug_print_opcode(instr->opcode));
2313     return E_INVALIDARG;
2314 }
2315
2316 /* SlWriteBytecode (wineshader.@)
2317  *
2318  * Writes shader version specific bytecode from the shader passed in.
2319  * The returned bytecode can be passed to the Direct3D runtime like
2320  * IDirect3DDevice9::Create*Shader.
2321  *
2322  * Parameters:
2323  *  shader: Shader to translate into bytecode
2324  *  version: Shader version to generate(d3d version token)
2325  *  dxversion: DirectX version the code targets
2326  *  result: the resulting shader bytecode
2327  *
2328  * Return values:
2329  *  S_OK on success
2330  */
2331 DWORD SlWriteBytecode(const struct bwriter_shader *shader, int dxversion, DWORD **result) {
2332     struct bc_writer *writer;
2333     struct bytecode_buffer *buffer = NULL;
2334     HRESULT hr;
2335     unsigned int i;
2336
2337     if(!shader){
2338         ERR("NULL shader structure, aborting\n");
2339         return E_FAIL;
2340     }
2341     writer = create_writer(shader->version, dxversion);
2342     *result = NULL;
2343
2344     if(!writer) {
2345         WARN("Could not create a bytecode writer instance. Either unsupported version\n");
2346         WARN("or out of memory\n");
2347         hr = E_FAIL;
2348         goto error;
2349     }
2350
2351     buffer = allocate_buffer();
2352     if(!buffer) {
2353         WARN("Failed to allocate a buffer for the shader bytecode\n");
2354         hr = E_FAIL;
2355         goto error;
2356     }
2357
2358     writer->funcs->header(writer, shader, buffer);
2359     if(FAILED(writer->state)) {
2360         hr = writer->state;
2361         goto error;
2362     }
2363
2364     for(i = 0; i < shader->num_instrs; i++) {
2365         hr = call_instr_handler(writer, shader->instr[i], buffer);
2366         if(FAILED(hr)) {
2367             goto error;
2368         }
2369     }
2370
2371     if(FAILED(writer->state)) {
2372         hr = writer->state;
2373         goto error;
2374     }
2375
2376     writer->funcs->end(writer, shader, buffer);
2377
2378     if(FAILED(buffer->state)) {
2379         hr = buffer->state;
2380         goto error;
2381     }
2382
2383     /* Cut off unneeded memory from the result buffer */
2384     *result = asm_realloc(buffer->data,
2385                          sizeof(DWORD) * buffer->size);
2386     if(!*result) {
2387         *result = buffer->data;
2388     }
2389     buffer->data = NULL;
2390     hr = S_OK;
2391
2392 error:
2393     if(buffer) {
2394         asm_free(buffer->data);
2395         asm_free(buffer);
2396     }
2397     asm_free(writer);
2398     return hr;
2399 }
2400
2401 void SlDeleteShader(struct bwriter_shader *shader) {
2402     unsigned int i, j;
2403
2404     TRACE("Deleting shader %p\n", shader);
2405
2406     for(i = 0; i < shader->num_cf; i++) {
2407         asm_free(shader->constF[i]);
2408     }
2409     asm_free(shader->constF);
2410     for(i = 0; i < shader->num_ci; i++) {
2411         asm_free(shader->constI[i]);
2412     }
2413     asm_free(shader->constI);
2414     for(i = 0; i < shader->num_cb; i++) {
2415         asm_free(shader->constB[i]);
2416     }
2417     asm_free(shader->constB);
2418
2419     asm_free(shader->inputs);
2420     asm_free(shader->outputs);
2421     asm_free(shader->samplers);
2422
2423     for(i = 0; i < shader->num_instrs; i++) {
2424         for(j = 0; j < shader->instr[i]->num_srcs; j++) {
2425             asm_free(shader->instr[i]->src[j].rel_reg);
2426         }
2427         asm_free(shader->instr[i]->src);
2428         asm_free(shader->instr[i]);
2429     }
2430     asm_free(shader->instr);
2431
2432     asm_free(shader);
2433 }