git.oblomov.eu Git - wine/blob - 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_MODIFIER        (1 << 31)
  27
  28 #define WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT    24
  29 #define WINED3D_SM4_INSTRUCTION_LENGTH_MASK     (0xf << WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT)
  30
  31 #define WINED3D_SM4_PRIMITIVE_TYPE_SHIFT        11
  32 #define WINED3D_SM4_PRIMITIVE_TYPE_MASK         (0x7 << WINED3D_SM4_PRIMITIVE_TYPE_SHIFT)
  33
  34 #define WINED3D_SM4_OPCODE_MASK                 0xff
  35
  36 #define WINED3D_SM4_REGISTER_MODIFIER           (1 << 31)
  37
  38 #define WINED3D_SM4_REGISTER_ORDER_SHIFT        20
  39 #define WINED3D_SM4_REGISTER_ORDER_MASK         (0x3 << WINED3D_SM4_REGISTER_ORDER_SHIFT)
  40
  41 #define WINED3D_SM4_REGISTER_TYPE_SHIFT         12
  42 #define WINED3D_SM4_REGISTER_TYPE_MASK          (0xf << WINED3D_SM4_REGISTER_TYPE_SHIFT)
  43
  44 #define WINED3D_SM4_IMMCONST_TYPE_SHIFT         0
  45 #define WINED3D_SM4_IMMCONST_TYPE_MASK          (0x3 << WINED3D_SM4_IMMCONST_TYPE_SHIFT)
  46
  47 #define WINED3D_SM4_WRITEMASK_SHIFT             4
  48 #define WINED3D_SM4_WRITEMASK_MASK              (0xf << WINED3D_SM4_WRITEMASK_SHIFT)
  49
  50 #define WINED3D_SM4_SWIZZLE_SHIFT               4
  51 #define WINED3D_SM4_SWIZZLE_MASK                (0xff << WINED3D_SM4_SWIZZLE_SHIFT)
  52
  53 #define WINED3D_SM4_VERSION_MAJOR(version)      (((version) >> 4) & 0xf)
  54 #define WINED3D_SM4_VERSION_MINOR(version)      (((version) >> 0) & 0xf)
  55
  56 enum wined3d_sm4_opcode
  57 {
  58     WINED3D_SM4_OP_ADD                  = 0x00,
  59     WINED3D_SM4_OP_AND                  = 0x01,
  60     WINED3D_SM4_OP_BREAK                = 0x02,
  61     WINED3D_SM4_OP_BREAKC               = 0x03,
  62     WINED3D_SM4_OP_CUT                  = 0x09,
  63     WINED3D_SM4_OP_DERIV_RTX            = 0x0b,
  64     WINED3D_SM4_OP_DERIV_RTY            = 0x0c,
  65     WINED3D_SM4_OP_DIV                  = 0x0e,
  66     WINED3D_SM4_OP_DP3                  = 0x10,
  67     WINED3D_SM4_OP_DP4                  = 0x11,
  68     WINED3D_SM4_OP_EMIT                 = 0x13,
  69     WINED3D_SM4_OP_ENDIF                = 0x15,
  70     WINED3D_SM4_OP_ENDLOOP              = 0x16,
  71     WINED3D_SM4_OP_EQ                   = 0x18,
  72     WINED3D_SM4_OP_EXP                  = 0x19,
  73     WINED3D_SM4_OP_FRC                  = 0x1a,
  74     WINED3D_SM4_OP_FTOI                 = 0x1b,
  75     WINED3D_SM4_OP_GE                   = 0x1d,
  76     WINED3D_SM4_OP_IADD                 = 0x1e,
  77     WINED3D_SM4_OP_IF                   = 0x1f,
  78     WINED3D_SM4_OP_IEQ                  = 0x20,
  79     WINED3D_SM4_OP_IGE                  = 0x21,
  80     WINED3D_SM4_OP_IMUL                 = 0x26,
  81     WINED3D_SM4_OP_ITOF                 = 0x2b,
  82     WINED3D_SM4_OP_LD                   = 0x2d,
  83     WINED3D_SM4_OP_LOG                  = 0x2f,
  84     WINED3D_SM4_OP_LOOP                 = 0x30,
  85     WINED3D_SM4_OP_LT                   = 0x31,
  86     WINED3D_SM4_OP_MAD                  = 0x32,
  87     WINED3D_SM4_OP_MIN                  = 0x33,
  88     WINED3D_SM4_OP_MAX                  = 0x34,
  89     WINED3D_SM4_OP_MOV                  = 0x36,
  90     WINED3D_SM4_OP_MOVC                 = 0x37,
  91     WINED3D_SM4_OP_MUL                  = 0x38,
  92     WINED3D_SM4_OP_RET                  = 0x3e,
  93     WINED3D_SM4_OP_ROUND_NI             = 0x41,
  94     WINED3D_SM4_OP_RSQ                  = 0x44,
  95     WINED3D_SM4_OP_SAMPLE               = 0x45,
  96     WINED3D_SM4_OP_SAMPLE_LOD           = 0x48,
  97     WINED3D_SM4_OP_SAMPLE_GRAD          = 0x49,
  98     WINED3D_SM4_OP_SQRT                 = 0x4b,
  99     WINED3D_SM4_OP_SINCOS               = 0x4d,
 100     WINED3D_SM4_OP_UDIV                 = 0x4e,
 101     WINED3D_SM4_OP_USHR                 = 0x55,
 102     WINED3D_SM4_OP_UTOF                 = 0x56,
 103     WINED3D_SM4_OP_XOR                  = 0x57,
 104     WINED3D_SM4_OP_DCL_OUTPUT_TOPOLOGY  = 0x5c,
 105     WINED3D_SM4_OP_DCL_INPUT_PRIMITIVE  = 0x5d,
 106     WINED3D_SM4_OP_DCL_VERTICES_OUT     = 0x5e,
 107 };
 108
 109 enum wined3d_sm4_register_type
 110 {
 111     WINED3D_SM4_RT_TEMP         = 0x0,
 112     WINED3D_SM4_RT_INPUT        = 0x1,
 113     WINED3D_SM4_RT_OUTPUT       = 0x2,
 114     WINED3D_SM4_RT_IMMCONST     = 0x4,
 115     WINED3D_SM4_RT_SAMPLER      = 0x6,
 116     WINED3D_SM4_RT_CONSTBUFFER  = 0x8,
 117     WINED3D_SM4_RT_NULL         = 0xd,
 118 };
 119
 120 enum wined3d_sm4_output_primitive_type
 121 {
 122     WINED3D_SM4_OUTPUT_PT_POINTLIST     = 0x1,
 123     WINED3D_SM4_OUTPUT_PT_LINELIST      = 0x3,
 124     WINED3D_SM4_OUTPUT_PT_TRIANGLESTRIP = 0x5,
 125 };
 126
 127 enum wined3d_sm4_input_primitive_type
 128 {
 129     WINED3D_SM4_INPUT_PT_POINT          = 0x1,
 130     WINED3D_SM4_INPUT_PT_LINE           = 0x2,
 131     WINED3D_SM4_INPUT_PT_TRIANGLE       = 0x3,
 132     WINED3D_SM4_INPUT_PT_LINEADJ        = 0x6,
 133     WINED3D_SM4_INPUT_PT_TRIANGLEADJ    = 0x7,
 134 };
 135
 136 enum wined3d_sm4_immconst_type
 137 {
 138     WINED3D_SM4_IMMCONST_SCALAR = 0x1,
 139     WINED3D_SM4_IMMCONST_VEC4   = 0x2,
 140 };
 141
 142 struct wined3d_sm4_data
 143 {
 144     struct wined3d_shader_version shader_version;
 145     const DWORD *end;
 146     const struct wined3d_shader_signature *output_signature;
 147
 148     struct wined3d_shader_src_param src_rel_addr[5];
 149     struct wined3d_shader_src_param dst_rel_addr[2];
 150     struct wined3d_shader_src_param src_param[5];
 151     struct wined3d_shader_dst_param dst_param[2];
 152 };
 153
 154 struct wined3d_sm4_opcode_info
 155 {
 156     enum wined3d_sm4_opcode opcode;
 157     enum WINED3D_SHADER_INSTRUCTION_HANDLER handler_idx;
 158     const char *dst_info;
 159     const char *src_info;
 160 };
 161
 162 struct sysval_map
 163 {
 164     enum wined3d_sysval_semantic sysval;
 165     enum wined3d_shader_register_type register_type;
 166     UINT register_idx;
 167 };
 168
 169 /*
 170  * F -> WINED3D_DATA_FLOAT
 171  * I -> WINED3D_DATA_INT
 172  * R -> WINED3D_DATA_RESOURCE
 173  * S -> WINED3D_DATA_SAMPLER
 174  * U -> WINED3D_DATA_UINT
 175  */
 176 static const struct wined3d_sm4_opcode_info opcode_table[] =
 177 {
 178     {WINED3D_SM4_OP_ADD,                    WINED3DSIH_ADD,                 "F",    "FF"},
 179     {WINED3D_SM4_OP_AND,                    WINED3DSIH_AND,                 "U",    "UU"},
 180     {WINED3D_SM4_OP_BREAK,                  WINED3DSIH_BREAK,               "",     ""},
 181     {WINED3D_SM4_OP_BREAKC,                 WINED3DSIH_BREAKP,              "",     "U"},
 182     {WINED3D_SM4_OP_CUT,                    WINED3DSIH_CUT,                 "",     ""},
 183     {WINED3D_SM4_OP_DERIV_RTX,              WINED3DSIH_DSX,                 "F",    "F"},
 184     {WINED3D_SM4_OP_DERIV_RTY,              WINED3DSIH_DSY,                 "F",    "F"},
 185     {WINED3D_SM4_OP_DIV,                    WINED3DSIH_DIV,                 "F",    "FF"},
 186     {WINED3D_SM4_OP_DP3,                    WINED3DSIH_DP3,                 "F",    "FF"},
 187     {WINED3D_SM4_OP_DP4,                    WINED3DSIH_DP4,                 "F",    "FF"},
 188     {WINED3D_SM4_OP_EMIT,                   WINED3DSIH_EMIT,                "",     ""},
 189     {WINED3D_SM4_OP_ENDIF,                  WINED3DSIH_ENDIF,               "",     ""},
 190     {WINED3D_SM4_OP_ENDLOOP,                WINED3DSIH_ENDLOOP,             "",     ""},
 191     {WINED3D_SM4_OP_EQ,                     WINED3DSIH_EQ,                  "U",    "FF"},
 192     {WINED3D_SM4_OP_EXP,                    WINED3DSIH_EXP,                 "F",    "F"},
 193     {WINED3D_SM4_OP_FRC,                    WINED3DSIH_FRC,                 "F",    "F"},
 194     {WINED3D_SM4_OP_FTOI,                   WINED3DSIH_FTOI,                "I",    "F"},
 195     {WINED3D_SM4_OP_GE,                     WINED3DSIH_GE,                  "U",    "FF"},
 196     {WINED3D_SM4_OP_IADD,                   WINED3DSIH_IADD,                "I",    "II"},
 197     {WINED3D_SM4_OP_IF,                     WINED3DSIH_IF,                  "",     "U"},
 198     {WINED3D_SM4_OP_IEQ,                    WINED3DSIH_IEQ,                 "U",    "II"},
 199     {WINED3D_SM4_OP_IGE,                    WINED3DSIH_IGE,                 "U",    "II"},
 200     {WINED3D_SM4_OP_IMUL,                   WINED3DSIH_IMUL,                "II",   "II"},
 201     {WINED3D_SM4_OP_ITOF,                   WINED3DSIH_ITOF,                "F",    "I"},
 202     {WINED3D_SM4_OP_LD,                     WINED3DSIH_LD,                  "U",    "FR"},
 203     {WINED3D_SM4_OP_LOG,                    WINED3DSIH_LOG,                 "F",    "F"},
 204     {WINED3D_SM4_OP_LOOP,                   WINED3DSIH_LOOP,                "",     ""},
 205     {WINED3D_SM4_OP_LT,                     WINED3DSIH_LT,                  "U",    "FF"},
 206     {WINED3D_SM4_OP_MAD,                    WINED3DSIH_MAD,                 "F",    "FFF"},
 207     {WINED3D_SM4_OP_MIN,                    WINED3DSIH_MIN,                 "F",    "FF"},
 208     {WINED3D_SM4_OP_MAX,                    WINED3DSIH_MAX,                 "F",    "FF"},
 209     {WINED3D_SM4_OP_MOV,                    WINED3DSIH_MOV,                 "F",    "F"},
 210     {WINED3D_SM4_OP_MOVC,                   WINED3DSIH_MOVC,                "F",    "UFF"},
 211     {WINED3D_SM4_OP_MUL,                    WINED3DSIH_MUL,                 "F",    "FF"},
 212     {WINED3D_SM4_OP_RET,                    WINED3DSIH_RET,                 "",     ""},
 213     {WINED3D_SM4_OP_ROUND_NI,               WINED3DSIH_ROUND_NI,            "F",    "F"},
 214     {WINED3D_SM4_OP_RSQ,                    WINED3DSIH_RSQ,                 "F",    "F"},
 215     {WINED3D_SM4_OP_SAMPLE,                 WINED3DSIH_SAMPLE,              "U",    "FRS"},
 216     {WINED3D_SM4_OP_SAMPLE_LOD,             WINED3DSIH_SAMPLE_LOD,          "U",    "FRSF"},
 217     {WINED3D_SM4_OP_SAMPLE_GRAD,            WINED3DSIH_SAMPLE_GRAD,         "U",    "FRSFF"},
 218     {WINED3D_SM4_OP_SQRT,                   WINED3DSIH_SQRT,                "F",    "F"},
 219     {WINED3D_SM4_OP_SINCOS,                 WINED3DSIH_SINCOS,              "FF",   "F"},
 220     {WINED3D_SM4_OP_UDIV,                   WINED3DSIH_UDIV,                "UU",   "UU"},
 221     {WINED3D_SM4_OP_USHR,                   WINED3DSIH_USHR,                "U",    "UU"},
 222     {WINED3D_SM4_OP_UTOF,                   WINED3DSIH_UTOF,                "F",    "U"},
 223     {WINED3D_SM4_OP_XOR,                    WINED3DSIH_XOR,                 "U",    "UU"},
 224     {WINED3D_SM4_OP_DCL_OUTPUT_TOPOLOGY,    WINED3DSIH_DCL_OUTPUT_TOPOLOGY, "",     ""},
 225     {WINED3D_SM4_OP_DCL_INPUT_PRIMITIVE,    WINED3DSIH_DCL_INPUT_PRIMITIVE, "",     ""},
 226     {WINED3D_SM4_OP_DCL_VERTICES_OUT,       WINED3DSIH_DCL_VERTICES_OUT,    "",     ""},
 227 };
 228
 229 static const enum wined3d_shader_register_type register_type_table[] =
 230 {
 231     /* WINED3D_SM4_RT_TEMP */           WINED3DSPR_TEMP,
 232     /* WINED3D_SM4_RT_INPUT */          WINED3DSPR_INPUT,
 233     /* WINED3D_SM4_RT_OUTPUT */         WINED3DSPR_OUTPUT,
 234     /* UNKNOWN */                       0,
 235     /* WINED3D_SM4_RT_IMMCONST */       WINED3DSPR_IMMCONST,
 236     /* UNKNOWN */                       0,
 237     /* WINED3D_SM4_RT_SAMPLER */        WINED3DSPR_SAMPLER,
 238     /* WINED3D_SM4_RT_RESOURCE */       WINED3DSPR_RESOURCE,
 239     /* WINED3D_SM4_RT_CONSTBUFFER */    WINED3DSPR_CONSTBUFFER,
 240     /* UNKNOWN */                       0,
 241     /* UNKNOWN */                       0,
 242     /* UNKNOWN */                       0,
 243     /* UNKNOWN */                       0,
 244     /* WINED3D_SM4_RT_NULL */           WINED3DSPR_NULL,
 245 };
 246
 247 static const enum wined3d_primitive_type output_primitive_type_table[] =
 248 {
 249     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 250     /* WINED3D_SM4_OUTPUT_PT_POINTLIST */       WINED3D_PT_POINTLIST,
 251     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 252     /* WINED3D_SM4_OUTPUT_PT_LINELIST */        WINED3D_PT_LINELIST,
 253     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 254     /* WINED3D_SM4_OUTPUT_PT_TRIANGLESTRIP */   WINED3D_PT_TRIANGLESTRIP,
 255 };
 256
 257 static const enum wined3d_primitive_type input_primitive_type_table[] =
 258 {
 259     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 260     /* WINED3D_SM4_INPUT_PT_POINT */            WINED3D_PT_POINTLIST,
 261     /* WINED3D_SM4_INPUT_PT_LINE */             WINED3D_PT_LINELIST,
 262     /* WINED3D_SM4_INPUT_PT_TRIANGLE */         WINED3D_PT_TRIANGLELIST,
 263     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 264     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 265     /* WINED3D_SM4_INPUT_PT_LINEADJ */          WINED3D_PT_LINELIST_ADJ,
 266     /* WINED3D_SM4_INPUT_PT_TRIANGLEADJ */      WINED3D_PT_TRIANGLELIST_ADJ,
 267 };
 268
 269 static const struct sysval_map sysval_map[] =
 270 {
 271     {WINED3D_SV_DEPTH,      WINED3DSPR_DEPTHOUT,    0},
 272     {WINED3D_SV_TARGET0,    WINED3DSPR_COLOROUT,    0},
 273     {WINED3D_SV_TARGET1,    WINED3DSPR_COLOROUT,    1},
 274     {WINED3D_SV_TARGET2,    WINED3DSPR_COLOROUT,    2},
 275     {WINED3D_SV_TARGET3,    WINED3DSPR_COLOROUT,    3},
 276     {WINED3D_SV_TARGET4,    WINED3DSPR_COLOROUT,    4},
 277     {WINED3D_SV_TARGET5,    WINED3DSPR_COLOROUT,    5},
 278     {WINED3D_SV_TARGET6,    WINED3DSPR_COLOROUT,    6},
 279     {WINED3D_SV_TARGET7,    WINED3DSPR_COLOROUT,    7},
 280 };
 281
 282 static const struct wined3d_sm4_opcode_info *get_opcode_info(enum wined3d_sm4_opcode opcode)
 283 {
 284     unsigned int i;
 285
 286     for (i = 0; i < sizeof(opcode_table) / sizeof(*opcode_table); ++i)
 287     {
 288         if (opcode == opcode_table[i].opcode) return &opcode_table[i];
 289     }
 290
 291     return NULL;
 292 }
 293
 294 static void map_sysval(enum wined3d_sysval_semantic sysval, struct wined3d_shader_register *reg)
 295 {
 296     unsigned int i;
 297
 298     for (i = 0; i < sizeof(sysval_map) / sizeof(*sysval_map); ++i)
 299     {
 300         if (sysval == sysval_map[i].sysval)
 301         {
 302             reg->type = sysval_map[i].register_type;
 303             reg->idx = sysval_map[i].register_idx;
 304         }
 305     }
 306 }
 307
 308 static void map_register(const struct wined3d_sm4_data *priv, struct wined3d_shader_register *reg)
 309 {
 310     switch (priv->shader_version.type)
 311     {
 312         case WINED3D_SHADER_TYPE_PIXEL:
 313             if (reg->type == WINED3DSPR_OUTPUT)
 314             {
 315                 unsigned int i;
 316                 const struct wined3d_shader_signature *s = priv->output_signature;
 317
 318                 if (!s)
 319                 {
 320                     ERR("Shader has no output signature, unable to map register.\n");
 321                     break;
 322                 }
 323
 324                 for (i = 0; i < s->element_count; ++i)
 325                 {
 326                     if (s->elements[i].register_idx == reg->idx)
 327                     {
 328                         map_sysval(s->elements[i].sysval_semantic, reg);
 329                         break;
 330                     }
 331                 }
 332             }
 333             break;
 334
 335         default:
 336             break;
 337     }
 338 }
 339
 340 static enum wined3d_data_type map_data_type(char t)
 341 {
 342     switch (t)
 343     {
 344         case 'F':
 345             return WINED3D_DATA_FLOAT;
 346         case 'I':
 347             return WINED3D_DATA_INT;
 348         case 'R':
 349             return WINED3D_DATA_RESOURCE;
 350         case 'S':
 351             return WINED3D_DATA_SAMPLER;
 352         case 'U':
 353             return WINED3D_DATA_UINT;
 354         default:
 355             ERR("Invalid data type '%c'.\n", t);
 356             return WINED3D_DATA_FLOAT;
 357     }
 358 }
 359
 360 static void *shader_sm4_init(const DWORD *byte_code, const struct wined3d_shader_signature *output_signature)
 361 {
 362     struct wined3d_sm4_data *priv = HeapAlloc(GetProcessHeap(), 0, sizeof(*priv));
 363     if (!priv)
 364     {
 365         ERR("Failed to allocate private data\n");
 366         return NULL;
 367     }
 368
 369     priv->output_signature = output_signature;
 370
 371     return priv;
 372 }
 373
 374 static void shader_sm4_free(void *data)
 375 {
 376     HeapFree(GetProcessHeap(), 0, data);
 377 }
 378
 379 static void shader_sm4_read_header(void *data, const DWORD **ptr, struct wined3d_shader_version *shader_version)
 380 {
 381     struct wined3d_sm4_data *priv = data;
 382     DWORD version_token;
 383
 384     priv->end = *ptr;
 385
 386     version_token = *(*ptr)++;
 387     TRACE("version: 0x%08x\n", version_token);
 388
 389     TRACE("token count: %u\n", **ptr);
 390     priv->end += *(*ptr)++;
 391
 392     switch (version_token >> 16)
 393     {
 394         case WINED3D_SM4_PS:
 395             priv->shader_version.type = WINED3D_SHADER_TYPE_PIXEL;
 396             break;
 397
 398         case WINED3D_SM4_VS:
 399             priv->shader_version.type = WINED3D_SHADER_TYPE_VERTEX;
 400             break;
 401
 402         case WINED3D_SM4_GS:
 403             priv->shader_version.type = WINED3D_SHADER_TYPE_GEOMETRY;
 404             break;
 405
 406         default:
 407             FIXME("Unrecognized shader type %#x\n", version_token >> 16);
 408     }
 409     priv->shader_version.major = WINED3D_SM4_VERSION_MAJOR(version_token);
 410     priv->shader_version.minor = WINED3D_SM4_VERSION_MINOR(version_token);
 411
 412     *shader_version = priv->shader_version;
 413 }
 414
 415 static void shader_sm4_read_src_param(struct wined3d_sm4_data *priv, const DWORD **ptr,
 416         enum wined3d_data_type data_type, struct wined3d_shader_src_param *src_param,
 417         struct wined3d_shader_src_param *src_rel_addr)
 418 {
 419     DWORD token = *(*ptr)++;
 420     enum wined3d_sm4_register_type register_type;
 421     DWORD order;
 422
 423     register_type = (token & WINED3D_SM4_REGISTER_TYPE_MASK) >> WINED3D_SM4_REGISTER_TYPE_SHIFT;
 424     if (register_type >= sizeof(register_type_table) / sizeof(*register_type_table))
 425     {
 426         FIXME("Unhandled register type %#x\n", register_type);
 427         src_param->reg.type = WINED3DSPR_TEMP;
 428     }
 429     else
 430     {
 431         src_param->reg.type = register_type_table[register_type];
 432     }
 433     src_param->reg.data_type = data_type;
 434
 435     if (token & WINED3D_SM4_REGISTER_MODIFIER)
 436     {
 437         DWORD modifier = *(*ptr)++;
 438
 439         /* FIXME: This will probably break down at some point. The SM4
 440          * modifiers look like flags, while wined3d currently has an enum
 441          * with possible combinations, e.g. WINED3DSPSM_ABSNEG. */
 442         switch (modifier)
 443         {
 444             case 0x41:
 445                 src_param->modifiers = WINED3DSPSM_NEG;
 446                 break;
 447
 448             case 0x81:
 449                 src_param->modifiers = WINED3DSPSM_ABS;
 450                 break;
 451
 452             default:
 453                 FIXME("Skipping modifier 0x%08x.\n", modifier);
 454                 src_param->modifiers = WINED3DSPSM_NONE;
 455                 break;
 456         }
 457     }
 458     else
 459     {
 460         src_param->modifiers = WINED3DSPSM_NONE;
 461     }
 462
 463     order = (token & WINED3D_SM4_REGISTER_ORDER_MASK) >> WINED3D_SM4_REGISTER_ORDER_SHIFT;
 464
 465     if (order < 1) src_param->reg.idx = ~0U;
 466     else src_param->reg.idx = *(*ptr)++;
 467
 468     if (order < 2) src_param->reg.array_idx = ~0U;
 469     else src_param->reg.array_idx = *(*ptr)++;
 470
 471     if (order > 2) FIXME("Unhandled order %u.\n", order);
 472
 473     if (register_type == WINED3D_SM4_RT_IMMCONST)
 474     {
 475         enum wined3d_sm4_immconst_type immconst_type =
 476                 (token & WINED3D_SM4_IMMCONST_TYPE_MASK) >> WINED3D_SM4_IMMCONST_TYPE_SHIFT;
 477         src_param->swizzle = WINED3DSP_NOSWIZZLE;
 478
 479         switch(immconst_type)
 480         {
 481             case WINED3D_SM4_IMMCONST_SCALAR:
 482                 src_param->reg.immconst_type = WINED3D_IMMCONST_SCALAR;
 483                 memcpy(src_param->reg.immconst_data, *ptr, 1 * sizeof(DWORD));
 484                 *ptr += 1;
 485                 break;
 486
 487             case WINED3D_SM4_IMMCONST_VEC4:
 488                 src_param->reg.immconst_type = WINED3D_IMMCONST_VEC4;
 489                 memcpy(src_param->reg.immconst_data, *ptr, 4 * sizeof(DWORD));
 490                 *ptr += 4;
 491                 break;
 492
 493             default:
 494                 FIXME("Unhandled immediate constant type %#x\n", immconst_type);
 495                 break;
 496         }
 497     }
 498     else
 499     {
 500         src_param->swizzle = (token & WINED3D_SM4_SWIZZLE_MASK) >> WINED3D_SM4_SWIZZLE_SHIFT;
 501     }
 502
 503     src_param->reg.rel_addr = NULL;
 504
 505     map_register(priv, &src_param->reg);
 506 }
 507
 508 static void shader_sm4_read_dst_param(struct wined3d_sm4_data *priv, const DWORD **ptr,
 509         enum wined3d_data_type data_type, struct wined3d_shader_dst_param *dst_param,
 510         struct wined3d_shader_src_param *dst_rel_addr)
 511 {
 512     DWORD token = *(*ptr)++;
 513     enum wined3d_sm4_register_type register_type;
 514     DWORD order;
 515
 516     register_type = (token & WINED3D_SM4_REGISTER_TYPE_MASK) >> WINED3D_SM4_REGISTER_TYPE_SHIFT;
 517     if (register_type >= sizeof(register_type_table) / sizeof(*register_type_table))
 518     {
 519         FIXME("Unhandled register type %#x\n", register_type);
 520         dst_param->reg.type = WINED3DSPR_TEMP;
 521     }
 522     else
 523     {
 524         dst_param->reg.type = register_type_table[register_type];
 525     }
 526     dst_param->reg.data_type = data_type;
 527
 528     order = (token & WINED3D_SM4_REGISTER_ORDER_MASK) >> WINED3D_SM4_REGISTER_ORDER_SHIFT;
 529
 530     if (order < 1) dst_param->reg.idx = ~0U;
 531     else dst_param->reg.idx = *(*ptr)++;
 532
 533     if (order < 2) dst_param->reg.array_idx = ~0U;
 534     else dst_param->reg.array_idx = *(*ptr)++;
 535
 536     if (order > 2) FIXME("Unhandled order %u.\n", order);
 537
 538     dst_param->write_mask = (token & WINED3D_SM4_WRITEMASK_MASK) >> WINED3D_SM4_WRITEMASK_SHIFT;
 539     dst_param->modifiers = 0;
 540     dst_param->shift = 0;
 541     dst_param->reg.rel_addr = NULL;
 542
 543     map_register(priv, &dst_param->reg);
 544 }
 545
 546 static void shader_sm4_read_instruction(void *data, const DWORD **ptr, struct wined3d_shader_instruction *ins)
 547 {
 548     const struct wined3d_sm4_opcode_info *opcode_info;
 549     struct wined3d_sm4_data *priv = data;
 550     DWORD opcode_token, opcode;
 551     const DWORD *p;
 552     UINT i, len;
 553
 554     opcode_token = *(*ptr)++;
 555     opcode = opcode_token & WINED3D_SM4_OPCODE_MASK;
 556     len = ((opcode_token & WINED3D_SM4_INSTRUCTION_LENGTH_MASK) >> WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT) - 1;
 557
 558     if (!(opcode_info = get_opcode_info(opcode)))
 559     {
 560         FIXME("Unrecognized opcode %#x, opcode_token 0x%08x.\n", opcode, opcode_token);
 561         ins->handler_idx = WINED3DSIH_TABLE_SIZE;
 562         *ptr += len;
 563         return;
 564     }
 565
 566     ins->handler_idx = opcode_info->handler_idx;
 567     ins->flags = 0;
 568     ins->coissue = 0;
 569     ins->predicate = NULL;
 570     ins->dst_count = strlen(opcode_info->dst_info);
 571     ins->dst = priv->dst_param;
 572     ins->src_count = strlen(opcode_info->src_info);
 573     ins->src = priv->src_param;
 574
 575     p = *ptr;
 576     *ptr += len;
 577
 578     if (opcode_token & WINED3D_SM4_INSTRUCTION_MODIFIER)
 579     {
 580         DWORD modifier = *p++;
 581         FIXME("Skipping modifier 0x%08x.\n", modifier);
 582     }
 583
 584     if (opcode == WINED3D_SM4_OP_DCL_OUTPUT_TOPOLOGY)
 585     {
 586         enum wined3d_sm4_output_primitive_type primitive_type;
 587
 588         primitive_type = (opcode_token & WINED3D_SM4_PRIMITIVE_TYPE_MASK) >> WINED3D_SM4_PRIMITIVE_TYPE_SHIFT;
 589         if (primitive_type >= sizeof(output_primitive_type_table) / sizeof(*output_primitive_type_table))
 590         {
 591             FIXME("Unhandled output primitive type %#x.\n", primitive_type);
 592             ins->declaration.primitive_type = WINED3D_PT_UNDEFINED;
 593         }
 594         else
 595         {
 596             ins->declaration.primitive_type = output_primitive_type_table[primitive_type];
 597         }
 598     }
 599     else if (opcode == WINED3D_SM4_OP_DCL_INPUT_PRIMITIVE)
 600     {
 601         enum wined3d_sm4_input_primitive_type primitive_type;
 602
 603         primitive_type = (opcode_token & WINED3D_SM4_PRIMITIVE_TYPE_MASK) >> WINED3D_SM4_PRIMITIVE_TYPE_SHIFT;
 604         if (primitive_type >= sizeof(input_primitive_type_table) / sizeof(*input_primitive_type_table))
 605         {
 606             FIXME("Unhandled input primitive type %#x.\n", primitive_type);
 607             ins->declaration.primitive_type = WINED3D_PT_UNDEFINED;
 608         }
 609         else
 610         {
 611             ins->declaration.primitive_type = input_primitive_type_table[primitive_type];
 612         }
 613     }
 614     else if (opcode == WINED3D_SM4_OP_DCL_VERTICES_OUT)
 615     {
 616         ins->declaration.count = *p++;
 617     }
 618     else
 619     {
 620         for (i = 0; i < ins->dst_count; ++i)
 621         {
 622             shader_sm4_read_dst_param(priv, &p, map_data_type(opcode_info->dst_info[i]),
 623                     &priv->dst_param[i], &priv->dst_rel_addr[i]);
 624         }
 625
 626         for (i = 0; i < ins->src_count; ++i)
 627         {
 628             shader_sm4_read_src_param(priv, &p, map_data_type(opcode_info->src_info[i]),
 629                     &priv->src_param[i], &priv->src_rel_addr[i]);
 630         }
 631     }
 632 }
 633
 634 static void shader_sm4_read_comment(const DWORD **ptr, const char **comment, UINT *comment_size)
 635 {
 636     FIXME("ptr %p, comment %p, comment_size %p stub!\n", ptr, comment, comment_size);
 637     *comment = NULL;
 638 }
 639
 640 static BOOL shader_sm4_is_end(void *data, const DWORD **ptr)
 641 {
 642     struct wined3d_sm4_data *priv = data;
 643     return *ptr == priv->end;
 644 }
 645
 646 const struct wined3d_shader_frontend sm4_shader_frontend =
 647 {
 648     shader_sm4_init,
 649     shader_sm4_free,
 650     shader_sm4_read_header,
 651     shader_sm4_read_instruction,
 652     shader_sm4_read_comment,
 653     shader_sm4_is_end,
 654 };