dlls/wined3d/shader_sm4.c

   1 /*
   2  * Copyright 2009 Henri Verbeet for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20 #include "wine/port.h"
  21
  22 #include "wined3d_private.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
  25
  26 #define WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT    24
  27 #define WINED3D_SM4_INSTRUCTION_LENGTH_MASK     (0xf << WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT)
  28
  29 #define WINED3D_SM4_OPCODE_MASK                 0xff
  30
  31 #define WINED3D_SM4_REGISTER_ORDER_SHIFT        20
  32 #define WINED3D_SM4_REGISTER_ORDER_MASK         (0x3 << WINED3D_SM4_REGISTER_ORDER_SHIFT)
  33
  34 #define WINED3D_SM4_REGISTER_TYPE_SHIFT         12
  35 #define WINED3D_SM4_REGISTER_TYPE_MASK          (0xf << WINED3D_SM4_REGISTER_TYPE_SHIFT)
  36
  37 #define WINED3D_SM4_IMMCONST_TYPE_SHIFT         0
  38 #define WINED3D_SM4_IMMCONST_TYPE_MASK          (0x3 << WINED3D_SM4_IMMCONST_TYPE_SHIFT)
  39
  40 #define WINED3D_SM4_WRITEMASK_SHIFT             4
  41 #define WINED3D_SM4_WRITEMASK_MASK              (0xf << WINED3D_SM4_WRITEMASK_SHIFT)
  42
  43 #define WINED3D_SM4_SWIZZLE_SHIFT               4
  44 #define WINED3D_SM4_SWIZZLE_MASK                (0xff << WINED3D_SM4_SWIZZLE_SHIFT)
  45
  46 #define WINED3D_SM4_VERSION_MAJOR(version)      (((version) >> 4) & 0xf)
  47 #define WINED3D_SM4_VERSION_MINOR(version)      (((version) >> 0) & 0xf)
  48
  49 enum wined3d_sm4_opcode
  50 {
  51     WINED3D_SM4_OP_ADD          = 0x00,
  52     WINED3D_SM4_OP_AND          = 0x01,
  53     WINED3D_SM4_OP_BREAK        = 0x02,
  54     WINED3D_SM4_OP_BREAKC       = 0x03,
  55     WINED3D_SM4_OP_CUT          = 0x09,
  56     WINED3D_SM4_OP_DP3          = 0x10,
  57     WINED3D_SM4_OP_DP4          = 0x11,
  58     WINED3D_SM4_OP_EMIT         = 0x13,
  59     WINED3D_SM4_OP_ENDIF        = 0x15,
  60     WINED3D_SM4_OP_ENDLOOP      = 0x16,
  61     WINED3D_SM4_OP_EXP          = 0x19,
  62     WINED3D_SM4_OP_FRC          = 0x1a,
  63     WINED3D_SM4_OP_IADD         = 0x1e,
  64     WINED3D_SM4_OP_IF           = 0x1f,
  65     WINED3D_SM4_OP_IGE          = 0x21,
  66     WINED3D_SM4_OP_IMUL         = 0x26,
  67     WINED3D_SM4_OP_ITOF         = 0x2b,
  68     WINED3D_SM4_OP_LOG          = 0x2f,
  69     WINED3D_SM4_OP_LOOP         = 0x30,
  70     WINED3D_SM4_OP_LT           = 0x31,
  71     WINED3D_SM4_OP_MAD          = 0x32,
  72     WINED3D_SM4_OP_MIN          = 0x33,
  73     WINED3D_SM4_OP_MAX          = 0x34,
  74     WINED3D_SM4_OP_MOV          = 0x36,
  75     WINED3D_SM4_OP_MOVC         = 0x37,
  76     WINED3D_SM4_OP_MUL          = 0x38,
  77     WINED3D_SM4_OP_RET          = 0x3e,
  78     WINED3D_SM4_OP_RSQ          = 0x44,
  79     WINED3D_SM4_OP_SAMPLE       = 0x45,
  80     WINED3D_SM4_OP_SAMPLE_LOD   = 0x48,
  81     WINED3D_SM4_OP_SINCOS       = 0x4d,
  82     WINED3D_SM4_OP_UTOF         = 0x56,
  83 };
  84
  85 enum wined3d_sm4_register_type
  86 {
  87     WINED3D_SM4_RT_TEMP         = 0x0,
  88     WINED3D_SM4_RT_INPUT        = 0x1,
  89     WINED3D_SM4_RT_OUTPUT       = 0x2,
  90     WINED3D_SM4_RT_IMMCONST     = 0x4,
  91     WINED3D_SM4_RT_SAMPLER      = 0x6,
  92     WINED3D_SM4_RT_CONSTBUFFER  = 0x8,
  93     WINED3D_SM4_RT_NULL         = 0xd,
  94 };
  95
  96 enum wined3d_sm4_immconst_type
  97 {
  98     WINED3D_SM4_IMMCONST_SCALAR = 0x1,
  99     WINED3D_SM4_IMMCONST_VEC4   = 0x2,
 100 };
 101
 102 struct wined3d_sm4_data
 103 {
 104     struct wined3d_shader_version shader_version;
 105     const DWORD *end;
 106     const struct wined3d_shader_signature *output_signature;
 107 };
 108
 109 struct wined3d_sm4_opcode_info
 110 {
 111     enum wined3d_sm4_opcode opcode;
 112     enum WINED3D_SHADER_INSTRUCTION_HANDLER handler_idx;
 113     UINT dst_count;
 114     UINT src_count;
 115 };
 116
 117 struct sysval_map
 118 {
 119     enum wined3d_sysval_semantic sysval;
 120     WINED3DSHADER_PARAM_REGISTER_TYPE register_type;
 121     UINT register_idx;
 122 };
 123
 124 static const struct wined3d_sm4_opcode_info opcode_table[] =
 125 {
 126     {WINED3D_SM4_OP_ADD,        WINED3DSIH_ADD,         1,  2},
 127     {WINED3D_SM4_OP_AND,        WINED3DSIH_AND,         1,  2},
 128     {WINED3D_SM4_OP_BREAK,      WINED3DSIH_BREAK,       0,  0},
 129     {WINED3D_SM4_OP_BREAKC,     WINED3DSIH_BREAKP,      0,  1},
 130     {WINED3D_SM4_OP_CUT,        WINED3DSIH_CUT,         0,  0},
 131     {WINED3D_SM4_OP_DP3,        WINED3DSIH_DP3,         1,  2},
 132     {WINED3D_SM4_OP_DP4,        WINED3DSIH_DP4,         1,  2},
 133     {WINED3D_SM4_OP_EMIT,       WINED3DSIH_EMIT,        0,  0},
 134     {WINED3D_SM4_OP_ENDIF,      WINED3DSIH_ENDIF,       0,  0},
 135     {WINED3D_SM4_OP_ENDLOOP,    WINED3DSIH_ENDLOOP,     0,  0},
 136     {WINED3D_SM4_OP_EXP,        WINED3DSIH_EXP,         1,  1},
 137     {WINED3D_SM4_OP_FRC,        WINED3DSIH_FRC,         1,  1},
 138     {WINED3D_SM4_OP_IADD,       WINED3DSIH_IADD,        1,  2},
 139     {WINED3D_SM4_OP_IF,         WINED3DSIH_IF,          0,  1},
 140     {WINED3D_SM4_OP_IGE,        WINED3DSIH_IGE,         1,  2},
 141     {WINED3D_SM4_OP_IMUL,       WINED3DSIH_IMUL,        2,  2},
 142     {WINED3D_SM4_OP_ITOF,       WINED3DSIH_ITOF,        1,  1},
 143     {WINED3D_SM4_OP_LOG,        WINED3DSIH_LOG,         1,  1},
 144     {WINED3D_SM4_OP_LOOP,       WINED3DSIH_LOOP,        0,  0},
 145     {WINED3D_SM4_OP_LT,         WINED3DSIH_LT,          1,  2},
 146     {WINED3D_SM4_OP_MAD,        WINED3DSIH_MAD,         1,  3},
 147     {WINED3D_SM4_OP_MIN,        WINED3DSIH_MIN,         1,  2},
 148     {WINED3D_SM4_OP_MAX,        WINED3DSIH_MAX,         1,  2},
 149     {WINED3D_SM4_OP_MOV,        WINED3DSIH_MOV,         1,  1},
 150     {WINED3D_SM4_OP_MOVC,       WINED3DSIH_MOVC,        1,  3},
 151     {WINED3D_SM4_OP_MUL,        WINED3DSIH_MUL,         1,  2},
 152     {WINED3D_SM4_OP_RET,        WINED3DSIH_RET,         0,  0},
 153     {WINED3D_SM4_OP_RSQ,        WINED3DSIH_RSQ,         1,  1},
 154     {WINED3D_SM4_OP_SAMPLE,     WINED3DSIH_SAMPLE,      1,  3},
 155     {WINED3D_SM4_OP_SAMPLE_LOD, WINED3DSIH_SAMPLE_LOD,  1,  4},
 156     {WINED3D_SM4_OP_SINCOS,     WINED3DSIH_SINCOS,      2,  1},
 157     {WINED3D_SM4_OP_UTOF,       WINED3DSIH_UTOF,        1,  1},
 158 };
 159
 160 static const WINED3DSHADER_PARAM_REGISTER_TYPE register_type_table[] =
 161 {
 162     /* WINED3D_SM4_RT_TEMP */           WINED3DSPR_TEMP,
 163     /* WINED3D_SM4_RT_INPUT */          WINED3DSPR_INPUT,
 164     /* WINED3D_SM4_RT_OUTPUT */         WINED3DSPR_OUTPUT,
 165     /* UNKNOWN */                       0,
 166     /* WINED3D_SM4_RT_IMMCONST */       WINED3DSPR_IMMCONST,
 167     /* UNKNOWN */                       0,
 168     /* WINED3D_SM4_RT_SAMPLER */        WINED3DSPR_SAMPLER,
 169     /* UNKNOWN */                       0,
 170     /* WINED3D_SM4_RT_CONSTBUFFER */    WINED3DSPR_CONSTBUFFER,
 171     /* UNKNOWN */                       0,
 172     /* UNKNOWN */                       0,
 173     /* UNKNOWN */                       0,
 174     /* UNKNOWN */                       0,
 175     /* WINED3D_SM4_RT_NULL */           WINED3DSPR_NULL,
 176 };
 177
 178 static const struct sysval_map sysval_map[] =
 179 {
 180     {WINED3D_SV_DEPTH,      WINED3DSPR_DEPTHOUT,    0},
 181     {WINED3D_SV_TARGET0,    WINED3DSPR_COLOROUT,    0},
 182     {WINED3D_SV_TARGET1,    WINED3DSPR_COLOROUT,    1},
 183     {WINED3D_SV_TARGET2,    WINED3DSPR_COLOROUT,    2},
 184     {WINED3D_SV_TARGET3,    WINED3DSPR_COLOROUT,    3},
 185     {WINED3D_SV_TARGET4,    WINED3DSPR_COLOROUT,    4},
 186     {WINED3D_SV_TARGET5,    WINED3DSPR_COLOROUT,    5},
 187     {WINED3D_SV_TARGET6,    WINED3DSPR_COLOROUT,    6},
 188     {WINED3D_SV_TARGET7,    WINED3DSPR_COLOROUT,    7},
 189 };
 190
 191 static const struct wined3d_sm4_opcode_info *get_opcode_info(enum wined3d_sm4_opcode opcode)
 192 {
 193     unsigned int i;
 194
 195     for (i = 0; i < sizeof(opcode_table) / sizeof(*opcode_table); ++i)
 196     {
 197         if (opcode == opcode_table[i].opcode) return &opcode_table[i];
 198     }
 199
 200     return NULL;
 201 }
 202
 203 static void map_sysval(enum wined3d_sysval_semantic sysval, struct wined3d_shader_register *reg)
 204 {
 205     unsigned int i;
 206
 207     for (i = 0; i < sizeof(sysval_map) / sizeof(*sysval_map); ++i)
 208     {
 209         if (sysval == sysval_map[i].sysval)
 210         {
 211             reg->type = sysval_map[i].register_type;
 212             reg->idx = sysval_map[i].register_idx;
 213         }
 214     }
 215 }
 216
 217 static void map_register(struct wined3d_sm4_data *priv, struct wined3d_shader_register *reg)
 218 {
 219     switch (priv->shader_version.type)
 220     {
 221         case WINED3D_SHADER_TYPE_PIXEL:
 222             if (reg->type == WINED3DSPR_OUTPUT)
 223             {
 224                 unsigned int i;
 225                 const struct wined3d_shader_signature *s = priv->output_signature;
 226
 227                 if (!s)
 228                 {
 229                     ERR("Shader has no output signature, unable to map register.\n");
 230                     break;
 231                 }
 232
 233                 for (i = 0; i < s->element_count; ++i)
 234                 {
 235                     if (s->elements[i].register_idx == reg->idx)
 236                     {
 237                         map_sysval(s->elements[i].sysval_semantic, reg);
 238                         break;
 239                     }
 240                 }
 241             }
 242             break;
 243
 244         default:
 245             break;
 246     }
 247 }
 248
 249 static void *shader_sm4_init(const DWORD *byte_code, const struct wined3d_shader_signature *output_signature)
 250 {
 251     struct wined3d_sm4_data *priv = HeapAlloc(GetProcessHeap(), 0, sizeof(*priv));
 252     if (!priv)
 253     {
 254         ERR("Failed to allocate private data\n");
 255         return NULL;
 256     }
 257
 258     priv->output_signature = output_signature;
 259
 260     return priv;
 261 }
 262
 263 static void shader_sm4_free(void *data)
 264 {
 265     HeapFree(GetProcessHeap(), 0, data);
 266 }
 267
 268 static void shader_sm4_read_header(void *data, const DWORD **ptr, struct wined3d_shader_version *shader_version)
 269 {
 270     struct wined3d_sm4_data *priv = data;
 271     DWORD version_token;
 272
 273     priv->end = *ptr;
 274
 275     version_token = *(*ptr)++;
 276     TRACE("version: 0x%08x\n", version_token);
 277
 278     TRACE("token count: %u\n", **ptr);
 279     priv->end += *(*ptr)++;
 280
 281     switch (version_token >> 16)
 282     {
 283         case WINED3D_SM4_PS:
 284             priv->shader_version.type = WINED3D_SHADER_TYPE_PIXEL;
 285             break;
 286
 287         case WINED3D_SM4_VS:
 288             priv->shader_version.type = WINED3D_SHADER_TYPE_VERTEX;
 289             break;
 290
 291         case WINED3D_SM4_GS:
 292             priv->shader_version.type = WINED3D_SHADER_TYPE_GEOMETRY;
 293             break;
 294
 295         default:
 296             FIXME("Unrecognized shader type %#x\n", version_token >> 16);
 297     }
 298     priv->shader_version.major = WINED3D_SM4_VERSION_MAJOR(version_token);
 299     priv->shader_version.minor = WINED3D_SM4_VERSION_MINOR(version_token);
 300
 301     *shader_version = priv->shader_version;
 302 }
 303
 304 static void shader_sm4_read_opcode(void *data, const DWORD **ptr, struct wined3d_shader_instruction *ins,
 305         UINT *param_size)
 306 {
 307     const struct wined3d_sm4_opcode_info *opcode_info;
 308     DWORD token = *(*ptr)++;
 309     DWORD opcode = token & WINED3D_SM4_OPCODE_MASK;
 310
 311     *param_size = ((token & WINED3D_SM4_INSTRUCTION_LENGTH_MASK) >> WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT) - 1;
 312
 313     opcode_info = get_opcode_info(opcode);
 314     if (!opcode_info)
 315     {
 316         FIXME("Unrecognized opcode %#x, token 0x%08x\n", opcode, token);
 317         ins->handler_idx = WINED3DSIH_TABLE_SIZE;
 318         return;
 319     }
 320
 321     ins->handler_idx = opcode_info->handler_idx;
 322     ins->flags = 0;
 323     ins->coissue = 0;
 324     ins->predicate = 0;
 325     ins->dst_count = opcode_info->dst_count;
 326     ins->src_count = opcode_info->src_count;
 327 }
 328
 329 static void shader_sm4_read_src_param(void *data, const DWORD **ptr, struct wined3d_shader_src_param *src_param,
 330         struct wined3d_shader_src_param *src_rel_addr)
 331 {
 332     struct wined3d_sm4_data *priv = data;
 333     DWORD token = *(*ptr)++;
 334     enum wined3d_sm4_register_type register_type;
 335     DWORD order;
 336
 337     register_type = (token & WINED3D_SM4_REGISTER_TYPE_MASK) >> WINED3D_SM4_REGISTER_TYPE_SHIFT;
 338     if (register_type >= sizeof(register_type_table) / sizeof(*register_type_table))
 339     {
 340         FIXME("Unhandled register type %#x\n", register_type);
 341         src_param->reg.type = WINED3DSPR_TEMP;
 342     }
 343     else
 344     {
 345         src_param->reg.type = register_type_table[register_type];
 346     }
 347
 348     order = (token & WINED3D_SM4_REGISTER_ORDER_MASK) >> WINED3D_SM4_REGISTER_ORDER_SHIFT;
 349
 350     if (order < 1) src_param->reg.idx = ~0U;
 351     else src_param->reg.idx = *(*ptr)++;
 352
 353     if (order < 2) src_param->reg.array_idx = ~0U;
 354     else src_param->reg.array_idx = *(*ptr)++;
 355
 356     if (order > 2) FIXME("Unhandled order %u.\n", order);
 357
 358     if (register_type == WINED3D_SM4_RT_IMMCONST)
 359     {
 360         enum wined3d_sm4_immconst_type immconst_type =
 361                 (token & WINED3D_SM4_IMMCONST_TYPE_MASK) >> WINED3D_SM4_IMMCONST_TYPE_SHIFT;
 362         src_param->swizzle = WINED3DSP_NOSWIZZLE;
 363
 364         switch(immconst_type)
 365         {
 366             case WINED3D_SM4_IMMCONST_SCALAR:
 367                 src_param->reg.immconst_type = WINED3D_IMMCONST_SCALAR;
 368                 memcpy(src_param->reg.immconst_data, *ptr, 1 * sizeof(DWORD));
 369                 *ptr += 1;
 370                 break;
 371
 372             case WINED3D_SM4_IMMCONST_VEC4:
 373                 src_param->reg.immconst_type = WINED3D_IMMCONST_VEC4;
 374                 memcpy(src_param->reg.immconst_data, *ptr, 4 * sizeof(DWORD));
 375                 *ptr += 4;
 376                 break;
 377
 378             default:
 379                 FIXME("Unhandled immediate constant type %#x\n", immconst_type);
 380                 break;
 381         }
 382     }
 383     else
 384     {
 385         src_param->swizzle = (token & WINED3D_SM4_SWIZZLE_MASK) >> WINED3D_SM4_SWIZZLE_SHIFT;
 386     }
 387
 388     src_param->modifiers = 0;
 389     src_param->reg.rel_addr = NULL;
 390
 391     map_register(priv, &src_param->reg);
 392 }
 393
 394 static void shader_sm4_read_dst_param(void *data, const DWORD **ptr, struct wined3d_shader_dst_param *dst_param,
 395         struct wined3d_shader_src_param *dst_rel_addr)
 396 {
 397     struct wined3d_sm4_data *priv = data;
 398     DWORD token = *(*ptr)++;
 399     enum wined3d_sm4_register_type register_type;
 400     DWORD order;
 401
 402     register_type = (token & WINED3D_SM4_REGISTER_TYPE_MASK) >> WINED3D_SM4_REGISTER_TYPE_SHIFT;
 403     if (register_type >= sizeof(register_type_table) / sizeof(*register_type_table))
 404     {
 405         FIXME("Unhandled register type %#x\n", register_type);
 406         dst_param->reg.type = WINED3DSPR_TEMP;
 407     }
 408     else
 409     {
 410         dst_param->reg.type = register_type_table[register_type];
 411     }
 412
 413     order = (token & WINED3D_SM4_REGISTER_ORDER_MASK) >> WINED3D_SM4_REGISTER_ORDER_SHIFT;
 414
 415     if (order < 1) dst_param->reg.idx = ~0U;
 416     else dst_param->reg.idx = *(*ptr)++;
 417
 418     if (order < 2) dst_param->reg.array_idx = ~0U;
 419     else dst_param->reg.array_idx = *(*ptr)++;
 420
 421     if (order > 2) FIXME("Unhandled order %u.\n", order);
 422
 423     dst_param->write_mask = (token & WINED3D_SM4_WRITEMASK_MASK) >> WINED3D_SM4_WRITEMASK_SHIFT;
 424     dst_param->modifiers = 0;
 425     dst_param->shift = 0;
 426     dst_param->reg.rel_addr = NULL;
 427
 428     map_register(priv, &dst_param->reg);
 429 }
 430
 431 static void shader_sm4_read_semantic(const DWORD **ptr, struct wined3d_shader_semantic *semantic)
 432 {
 433     FIXME("ptr %p, semantic %p stub!\n", ptr, semantic);
 434 }
 435
 436 static void shader_sm4_read_comment(const DWORD **ptr, const char **comment, UINT *comment_size)
 437 {
 438     FIXME("ptr %p, comment %p, comment_size %p stub!\n", ptr, comment, comment_size);
 439     *comment = NULL;
 440 }
 441
 442 static BOOL shader_sm4_is_end(void *data, const DWORD **ptr)
 443 {
 444     struct wined3d_sm4_data *priv = data;
 445     return *ptr == priv->end;
 446 }
 447
 448 const struct wined3d_shader_frontend sm4_shader_frontend =
 449 {
 450     shader_sm4_init,
 451     shader_sm4_free,
 452     shader_sm4_read_header,
 453     shader_sm4_read_opcode,
 454     shader_sm4_read_src_param,
 455     shader_sm4_read_dst_param,
 456     shader_sm4_read_semantic,
 457     shader_sm4_read_comment,
 458     shader_sm4_is_end,
 459 };