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 WINE_DECLARE_DEBUG_CHANNEL(d3d_bytecode);
  26
  27 #define WINED3D_SM4_INSTRUCTION_MODIFIER        (1 << 31)
  28
  29 #define WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT    24
  30 #define WINED3D_SM4_INSTRUCTION_LENGTH_MASK     (0xf << WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT)
  31
  32 #define WINED3D_SM4_PRIMITIVE_TYPE_SHIFT        11
  33 #define WINED3D_SM4_PRIMITIVE_TYPE_MASK         (0x7 << WINED3D_SM4_PRIMITIVE_TYPE_SHIFT)
  34
  35 #define WINED3D_SM4_INDEX_TYPE_SHIFT            11
  36 #define WINED3D_SM4_INDEX_TYPE_MASK             (0x1 << WINED3D_SM4_INDEX_TYPE_SHIFT)
  37
  38 #define WINED3D_SM4_OPCODE_MASK                 0xff
  39
  40 #define WINED3D_SM4_REGISTER_MODIFIER           (1 << 31)
  41
  42 #define WINED3D_SM4_ADDRESSING_SHIFT1           25
  43 #define WINED3D_SM4_ADDRESSING_MASK1            (0x3 << WINED3D_SM4_ADDRESSING_SHIFT1)
  44
  45 #define WINED3D_SM4_ADDRESSING_SHIFT0           22
  46 #define WINED3D_SM4_ADDRESSING_MASK0            (0x3 << WINED3D_SM4_ADDRESSING_SHIFT0)
  47
  48 #define WINED3D_SM4_REGISTER_ORDER_SHIFT        20
  49 #define WINED3D_SM4_REGISTER_ORDER_MASK         (0x3 << WINED3D_SM4_REGISTER_ORDER_SHIFT)
  50
  51 #define WINED3D_SM4_REGISTER_TYPE_SHIFT         12
  52 #define WINED3D_SM4_REGISTER_TYPE_MASK          (0xf << WINED3D_SM4_REGISTER_TYPE_SHIFT)
  53
  54 #define WINED3D_SM4_SWIZZLE_TYPE_SHIFT          2
  55 #define WINED3D_SM4_SWIZZLE_TYPE_MASK           (0x3 << WINED3D_SM4_SWIZZLE_TYPE_SHIFT)
  56
  57 #define WINED3D_SM4_IMMCONST_TYPE_SHIFT         0
  58 #define WINED3D_SM4_IMMCONST_TYPE_MASK          (0x3 << WINED3D_SM4_IMMCONST_TYPE_SHIFT)
  59
  60 #define WINED3D_SM4_WRITEMASK_SHIFT             4
  61 #define WINED3D_SM4_WRITEMASK_MASK              (0xf << WINED3D_SM4_WRITEMASK_SHIFT)
  62
  63 #define WINED3D_SM4_SWIZZLE_SHIFT               4
  64 #define WINED3D_SM4_SWIZZLE_MASK                (0xff << WINED3D_SM4_SWIZZLE_SHIFT)
  65
  66 #define WINED3D_SM4_VERSION_MAJOR(version)      (((version) >> 4) & 0xf)
  67 #define WINED3D_SM4_VERSION_MINOR(version)      (((version) >> 0) & 0xf)
  68
  69 #define WINED3D_SM4_ADDRESSING_RELATIVE         0x2
  70 #define WINED3D_SM4_ADDRESSING_OFFSET           0x1
  71
  72 enum wined3d_sm4_opcode
  73 {
  74     WINED3D_SM4_OP_ADD                  = 0x00,
  75     WINED3D_SM4_OP_AND                  = 0x01,
  76     WINED3D_SM4_OP_BREAK                = 0x02,
  77     WINED3D_SM4_OP_BREAKC               = 0x03,
  78     WINED3D_SM4_OP_CUT                  = 0x09,
  79     WINED3D_SM4_OP_DERIV_RTX            = 0x0b,
  80     WINED3D_SM4_OP_DERIV_RTY            = 0x0c,
  81     WINED3D_SM4_OP_DIV                  = 0x0e,
  82     WINED3D_SM4_OP_DP3                  = 0x10,
  83     WINED3D_SM4_OP_DP4                  = 0x11,
  84     WINED3D_SM4_OP_EMIT                 = 0x13,
  85     WINED3D_SM4_OP_ENDIF                = 0x15,
  86     WINED3D_SM4_OP_ENDLOOP              = 0x16,
  87     WINED3D_SM4_OP_EQ                   = 0x18,
  88     WINED3D_SM4_OP_EXP                  = 0x19,
  89     WINED3D_SM4_OP_FRC                  = 0x1a,
  90     WINED3D_SM4_OP_FTOI                 = 0x1b,
  91     WINED3D_SM4_OP_GE                   = 0x1d,
  92     WINED3D_SM4_OP_IADD                 = 0x1e,
  93     WINED3D_SM4_OP_IF                   = 0x1f,
  94     WINED3D_SM4_OP_IEQ                  = 0x20,
  95     WINED3D_SM4_OP_IGE                  = 0x21,
  96     WINED3D_SM4_OP_IMUL                 = 0x26,
  97     WINED3D_SM4_OP_ITOF                 = 0x2b,
  98     WINED3D_SM4_OP_LD                   = 0x2d,
  99     WINED3D_SM4_OP_LOG                  = 0x2f,
 100     WINED3D_SM4_OP_LOOP                 = 0x30,
 101     WINED3D_SM4_OP_LT                   = 0x31,
 102     WINED3D_SM4_OP_MAD                  = 0x32,
 103     WINED3D_SM4_OP_MIN                  = 0x33,
 104     WINED3D_SM4_OP_MAX                  = 0x34,
 105     WINED3D_SM4_OP_MOV                  = 0x36,
 106     WINED3D_SM4_OP_MOVC                 = 0x37,
 107     WINED3D_SM4_OP_MUL                  = 0x38,
 108     WINED3D_SM4_OP_RET                  = 0x3e,
 109     WINED3D_SM4_OP_ROUND_NI             = 0x41,
 110     WINED3D_SM4_OP_RSQ                  = 0x44,
 111     WINED3D_SM4_OP_SAMPLE               = 0x45,
 112     WINED3D_SM4_OP_SAMPLE_LOD           = 0x48,
 113     WINED3D_SM4_OP_SAMPLE_GRAD          = 0x49,
 114     WINED3D_SM4_OP_SQRT                 = 0x4b,
 115     WINED3D_SM4_OP_SINCOS               = 0x4d,
 116     WINED3D_SM4_OP_UDIV                 = 0x4e,
 117     WINED3D_SM4_OP_USHR                 = 0x55,
 118     WINED3D_SM4_OP_UTOF                 = 0x56,
 119     WINED3D_SM4_OP_XOR                  = 0x57,
 120     WINED3D_SM4_OP_DCL_CONSTANT_BUFFER  = 0x59,
 121     WINED3D_SM4_OP_DCL_OUTPUT_TOPOLOGY  = 0x5c,
 122     WINED3D_SM4_OP_DCL_INPUT_PRIMITIVE  = 0x5d,
 123     WINED3D_SM4_OP_DCL_VERTICES_OUT     = 0x5e,
 124 };
 125
 126 enum wined3d_sm4_register_type
 127 {
 128     WINED3D_SM4_RT_TEMP         = 0x0,
 129     WINED3D_SM4_RT_INPUT        = 0x1,
 130     WINED3D_SM4_RT_OUTPUT       = 0x2,
 131     WINED3D_SM4_RT_IMMCONST     = 0x4,
 132     WINED3D_SM4_RT_SAMPLER      = 0x6,
 133     WINED3D_SM4_RT_CONSTBUFFER  = 0x8,
 134     WINED3D_SM4_RT_PRIMID       = 0xb,
 135     WINED3D_SM4_RT_NULL         = 0xd,
 136 };
 137
 138 enum wined3d_sm4_output_primitive_type
 139 {
 140     WINED3D_SM4_OUTPUT_PT_POINTLIST     = 0x1,
 141     WINED3D_SM4_OUTPUT_PT_LINELIST      = 0x3,
 142     WINED3D_SM4_OUTPUT_PT_TRIANGLESTRIP = 0x5,
 143 };
 144
 145 enum wined3d_sm4_input_primitive_type
 146 {
 147     WINED3D_SM4_INPUT_PT_POINT          = 0x1,
 148     WINED3D_SM4_INPUT_PT_LINE           = 0x2,
 149     WINED3D_SM4_INPUT_PT_TRIANGLE       = 0x3,
 150     WINED3D_SM4_INPUT_PT_LINEADJ        = 0x6,
 151     WINED3D_SM4_INPUT_PT_TRIANGLEADJ    = 0x7,
 152 };
 153
 154 enum wined3d_sm4_swizzle_type
 155 {
 156     WINED3D_SM4_SWIZZLE_VEC4            = 0x1,
 157     WINED3D_SM4_SWIZZLE_SCALAR          = 0x2,
 158 };
 159
 160 enum wined3d_sm4_immconst_type
 161 {
 162     WINED3D_SM4_IMMCONST_SCALAR = 0x1,
 163     WINED3D_SM4_IMMCONST_VEC4   = 0x2,
 164 };
 165
 166 struct wined3d_shader_src_param_entry
 167 {
 168     struct list entry;
 169     struct wined3d_shader_src_param param;
 170 };
 171
 172 struct wined3d_sm4_data
 173 {
 174     struct wined3d_shader_version shader_version;
 175     const DWORD *end;
 176     const struct wined3d_shader_signature *output_signature;
 177
 178     struct wined3d_shader_src_param src_param[5];
 179     struct wined3d_shader_dst_param dst_param[2];
 180     struct list src_free;
 181     struct list src;
 182 };
 183
 184 struct wined3d_sm4_opcode_info
 185 {
 186     enum wined3d_sm4_opcode opcode;
 187     enum WINED3D_SHADER_INSTRUCTION_HANDLER handler_idx;
 188     const char *dst_info;
 189     const char *src_info;
 190 };
 191
 192 struct sysval_map
 193 {
 194     enum wined3d_sysval_semantic sysval;
 195     enum wined3d_shader_register_type register_type;
 196     UINT register_idx;
 197 };
 198
 199 /*
 200  * F -> WINED3D_DATA_FLOAT
 201  * I -> WINED3D_DATA_INT
 202  * R -> WINED3D_DATA_RESOURCE
 203  * S -> WINED3D_DATA_SAMPLER
 204  * U -> WINED3D_DATA_UINT
 205  */
 206 static const struct wined3d_sm4_opcode_info opcode_table[] =
 207 {
 208     {WINED3D_SM4_OP_ADD,                    WINED3DSIH_ADD,                 "F",    "FF"},
 209     {WINED3D_SM4_OP_AND,                    WINED3DSIH_AND,                 "U",    "UU"},
 210     {WINED3D_SM4_OP_BREAK,                  WINED3DSIH_BREAK,               "",     ""},
 211     {WINED3D_SM4_OP_BREAKC,                 WINED3DSIH_BREAKP,              "",     "U"},
 212     {WINED3D_SM4_OP_CUT,                    WINED3DSIH_CUT,                 "",     ""},
 213     {WINED3D_SM4_OP_DERIV_RTX,              WINED3DSIH_DSX,                 "F",    "F"},
 214     {WINED3D_SM4_OP_DERIV_RTY,              WINED3DSIH_DSY,                 "F",    "F"},
 215     {WINED3D_SM4_OP_DIV,                    WINED3DSIH_DIV,                 "F",    "FF"},
 216     {WINED3D_SM4_OP_DP3,                    WINED3DSIH_DP3,                 "F",    "FF"},
 217     {WINED3D_SM4_OP_DP4,                    WINED3DSIH_DP4,                 "F",    "FF"},
 218     {WINED3D_SM4_OP_EMIT,                   WINED3DSIH_EMIT,                "",     ""},
 219     {WINED3D_SM4_OP_ENDIF,                  WINED3DSIH_ENDIF,               "",     ""},
 220     {WINED3D_SM4_OP_ENDLOOP,                WINED3DSIH_ENDLOOP,             "",     ""},
 221     {WINED3D_SM4_OP_EQ,                     WINED3DSIH_EQ,                  "U",    "FF"},
 222     {WINED3D_SM4_OP_EXP,                    WINED3DSIH_EXP,                 "F",    "F"},
 223     {WINED3D_SM4_OP_FRC,                    WINED3DSIH_FRC,                 "F",    "F"},
 224     {WINED3D_SM4_OP_FTOI,                   WINED3DSIH_FTOI,                "I",    "F"},
 225     {WINED3D_SM4_OP_GE,                     WINED3DSIH_GE,                  "U",    "FF"},
 226     {WINED3D_SM4_OP_IADD,                   WINED3DSIH_IADD,                "I",    "II"},
 227     {WINED3D_SM4_OP_IF,                     WINED3DSIH_IF,                  "",     "U"},
 228     {WINED3D_SM4_OP_IEQ,                    WINED3DSIH_IEQ,                 "U",    "II"},
 229     {WINED3D_SM4_OP_IGE,                    WINED3DSIH_IGE,                 "U",    "II"},
 230     {WINED3D_SM4_OP_IMUL,                   WINED3DSIH_IMUL,                "II",   "II"},
 231     {WINED3D_SM4_OP_ITOF,                   WINED3DSIH_ITOF,                "F",    "I"},
 232     {WINED3D_SM4_OP_LD,                     WINED3DSIH_LD,                  "U",    "FR"},
 233     {WINED3D_SM4_OP_LOG,                    WINED3DSIH_LOG,                 "F",    "F"},
 234     {WINED3D_SM4_OP_LOOP,                   WINED3DSIH_LOOP,                "",     ""},
 235     {WINED3D_SM4_OP_LT,                     WINED3DSIH_LT,                  "U",    "FF"},
 236     {WINED3D_SM4_OP_MAD,                    WINED3DSIH_MAD,                 "F",    "FFF"},
 237     {WINED3D_SM4_OP_MIN,                    WINED3DSIH_MIN,                 "F",    "FF"},
 238     {WINED3D_SM4_OP_MAX,                    WINED3DSIH_MAX,                 "F",    "FF"},
 239     {WINED3D_SM4_OP_MOV,                    WINED3DSIH_MOV,                 "F",    "F"},
 240     {WINED3D_SM4_OP_MOVC,                   WINED3DSIH_MOVC,                "F",    "UFF"},
 241     {WINED3D_SM4_OP_MUL,                    WINED3DSIH_MUL,                 "F",    "FF"},
 242     {WINED3D_SM4_OP_RET,                    WINED3DSIH_RET,                 "",     ""},
 243     {WINED3D_SM4_OP_ROUND_NI,               WINED3DSIH_ROUND_NI,            "F",    "F"},
 244     {WINED3D_SM4_OP_RSQ,                    WINED3DSIH_RSQ,                 "F",    "F"},
 245     {WINED3D_SM4_OP_SAMPLE,                 WINED3DSIH_SAMPLE,              "U",    "FRS"},
 246     {WINED3D_SM4_OP_SAMPLE_LOD,             WINED3DSIH_SAMPLE_LOD,          "U",    "FRSF"},
 247     {WINED3D_SM4_OP_SAMPLE_GRAD,            WINED3DSIH_SAMPLE_GRAD,         "U",    "FRSFF"},
 248     {WINED3D_SM4_OP_SQRT,                   WINED3DSIH_SQRT,                "F",    "F"},
 249     {WINED3D_SM4_OP_SINCOS,                 WINED3DSIH_SINCOS,              "FF",   "F"},
 250     {WINED3D_SM4_OP_UDIV,                   WINED3DSIH_UDIV,                "UU",   "UU"},
 251     {WINED3D_SM4_OP_USHR,                   WINED3DSIH_USHR,                "U",    "UU"},
 252     {WINED3D_SM4_OP_UTOF,                   WINED3DSIH_UTOF,                "F",    "U"},
 253     {WINED3D_SM4_OP_XOR,                    WINED3DSIH_XOR,                 "U",    "UU"},
 254     {WINED3D_SM4_OP_DCL_CONSTANT_BUFFER,    WINED3DSIH_DCL_CONSTANT_BUFFER, "",     ""},
 255     {WINED3D_SM4_OP_DCL_OUTPUT_TOPOLOGY,    WINED3DSIH_DCL_OUTPUT_TOPOLOGY, "",     ""},
 256     {WINED3D_SM4_OP_DCL_INPUT_PRIMITIVE,    WINED3DSIH_DCL_INPUT_PRIMITIVE, "",     ""},
 257     {WINED3D_SM4_OP_DCL_VERTICES_OUT,       WINED3DSIH_DCL_VERTICES_OUT,    "",     ""},
 258 };
 259
 260 static const enum wined3d_shader_register_type register_type_table[] =
 261 {
 262     /* WINED3D_SM4_RT_TEMP */           WINED3DSPR_TEMP,
 263     /* WINED3D_SM4_RT_INPUT */          WINED3DSPR_INPUT,
 264     /* WINED3D_SM4_RT_OUTPUT */         WINED3DSPR_OUTPUT,
 265     /* UNKNOWN */                       0,
 266     /* WINED3D_SM4_RT_IMMCONST */       WINED3DSPR_IMMCONST,
 267     /* UNKNOWN */                       0,
 268     /* WINED3D_SM4_RT_SAMPLER */        WINED3DSPR_SAMPLER,
 269     /* WINED3D_SM4_RT_RESOURCE */       WINED3DSPR_RESOURCE,
 270     /* WINED3D_SM4_RT_CONSTBUFFER */    WINED3DSPR_CONSTBUFFER,
 271     /* UNKNOWN */                       0,
 272     /* UNKNOWN */                       0,
 273     /* WINED3D_SM4_RT_PRIMID */         WINED3DSPR_PRIMID,
 274     /* UNKNOWN */                       0,
 275     /* WINED3D_SM4_RT_NULL */           WINED3DSPR_NULL,
 276 };
 277
 278 static const enum wined3d_primitive_type output_primitive_type_table[] =
 279 {
 280     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 281     /* WINED3D_SM4_OUTPUT_PT_POINTLIST */       WINED3D_PT_POINTLIST,
 282     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 283     /* WINED3D_SM4_OUTPUT_PT_LINELIST */        WINED3D_PT_LINELIST,
 284     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 285     /* WINED3D_SM4_OUTPUT_PT_TRIANGLESTRIP */   WINED3D_PT_TRIANGLESTRIP,
 286 };
 287
 288 static const enum wined3d_primitive_type input_primitive_type_table[] =
 289 {
 290     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 291     /* WINED3D_SM4_INPUT_PT_POINT */            WINED3D_PT_POINTLIST,
 292     /* WINED3D_SM4_INPUT_PT_LINE */             WINED3D_PT_LINELIST,
 293     /* WINED3D_SM4_INPUT_PT_TRIANGLE */         WINED3D_PT_TRIANGLELIST,
 294     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 295     /* UNKNOWN */                               WINED3D_PT_UNDEFINED,
 296     /* WINED3D_SM4_INPUT_PT_LINEADJ */          WINED3D_PT_LINELIST_ADJ,
 297     /* WINED3D_SM4_INPUT_PT_TRIANGLEADJ */      WINED3D_PT_TRIANGLELIST_ADJ,
 298 };
 299
 300 static const struct sysval_map sysval_map[] =
 301 {
 302     {WINED3D_SV_DEPTH,      WINED3DSPR_DEPTHOUT,    0},
 303     {WINED3D_SV_TARGET0,    WINED3DSPR_COLOROUT,    0},
 304     {WINED3D_SV_TARGET1,    WINED3DSPR_COLOROUT,    1},
 305     {WINED3D_SV_TARGET2,    WINED3DSPR_COLOROUT,    2},
 306     {WINED3D_SV_TARGET3,    WINED3DSPR_COLOROUT,    3},
 307     {WINED3D_SV_TARGET4,    WINED3DSPR_COLOROUT,    4},
 308     {WINED3D_SV_TARGET5,    WINED3DSPR_COLOROUT,    5},
 309     {WINED3D_SV_TARGET6,    WINED3DSPR_COLOROUT,    6},
 310     {WINED3D_SV_TARGET7,    WINED3DSPR_COLOROUT,    7},
 311 };
 312
 313 static BOOL shader_sm4_read_src_param(struct wined3d_sm4_data *priv, const DWORD **ptr,
 314         enum wined3d_data_type data_type, struct wined3d_shader_src_param *src_param);
 315
 316 static const struct wined3d_sm4_opcode_info *get_opcode_info(enum wined3d_sm4_opcode opcode)
 317 {
 318     unsigned int i;
 319
 320     for (i = 0; i < sizeof(opcode_table) / sizeof(*opcode_table); ++i)
 321     {
 322         if (opcode == opcode_table[i].opcode) return &opcode_table[i];
 323     }
 324
 325     return NULL;
 326 }
 327
 328 static void map_sysval(enum wined3d_sysval_semantic sysval, struct wined3d_shader_register *reg)
 329 {
 330     unsigned int i;
 331
 332     for (i = 0; i < sizeof(sysval_map) / sizeof(*sysval_map); ++i)
 333     {
 334         if (sysval == sysval_map[i].sysval)
 335         {
 336             reg->type = sysval_map[i].register_type;
 337             reg->idx[0].offset = sysval_map[i].register_idx;
 338         }
 339     }
 340 }
 341
 342 static void map_register(const struct wined3d_sm4_data *priv, struct wined3d_shader_register *reg)
 343 {
 344     switch (priv->shader_version.type)
 345     {
 346         case WINED3D_SHADER_TYPE_PIXEL:
 347             if (reg->type == WINED3DSPR_OUTPUT)
 348             {
 349                 unsigned int i;
 350                 const struct wined3d_shader_signature *s = priv->output_signature;
 351
 352                 if (!s)
 353                 {
 354                     ERR("Shader has no output signature, unable to map register.\n");
 355                     break;
 356                 }
 357
 358                 for (i = 0; i < s->element_count; ++i)
 359                 {
 360                     if (s->elements[i].register_idx == reg->idx[0].offset)
 361                     {
 362                         map_sysval(s->elements[i].sysval_semantic, reg);
 363                         break;
 364                     }
 365                 }
 366             }
 367             break;
 368
 369         default:
 370             break;
 371     }
 372 }
 373
 374 static enum wined3d_data_type map_data_type(char t)
 375 {
 376     switch (t)
 377     {
 378         case 'F':
 379             return WINED3D_DATA_FLOAT;
 380         case 'I':
 381             return WINED3D_DATA_INT;
 382         case 'R':
 383             return WINED3D_DATA_RESOURCE;
 384         case 'S':
 385             return WINED3D_DATA_SAMPLER;
 386         case 'U':
 387             return WINED3D_DATA_UINT;
 388         default:
 389             ERR("Invalid data type '%c'.\n", t);
 390             return WINED3D_DATA_FLOAT;
 391     }
 392 }
 393
 394 static void *shader_sm4_init(const DWORD *byte_code, const struct wined3d_shader_signature *output_signature)
 395 {
 396     struct wined3d_sm4_data *priv = HeapAlloc(GetProcessHeap(), 0, sizeof(*priv));
 397     if (!priv)
 398     {
 399         ERR("Failed to allocate private data\n");
 400         return NULL;
 401     }
 402
 403     priv->output_signature = output_signature;
 404     list_init(&priv->src_free);
 405     list_init(&priv->src);
 406
 407     return priv;
 408 }
 409
 410 static void shader_sm4_free(void *data)
 411 {
 412     struct wined3d_shader_src_param_entry *e1, *e2;
 413     struct wined3d_sm4_data *priv = data;
 414
 415     list_move_head(&priv->src_free, &priv->src);
 416     LIST_FOR_EACH_ENTRY_SAFE(e1, e2, &priv->src_free, struct wined3d_shader_src_param_entry, entry)
 417     {
 418         HeapFree(GetProcessHeap(), 0, e1);
 419     }
 420     HeapFree(GetProcessHeap(), 0, priv);
 421 }
 422
 423 static struct wined3d_shader_src_param *get_src_param(struct wined3d_sm4_data *priv)
 424 {
 425     struct wined3d_shader_src_param_entry *e;
 426     struct list *elem;
 427
 428     if (!list_empty(&priv->src_free))
 429     {
 430         elem = list_head(&priv->src_free);
 431         list_remove(elem);
 432     }
 433     else
 434     {
 435         if (!(e = HeapAlloc(GetProcessHeap(), 0, sizeof(*e))))
 436             return NULL;
 437         elem = &e->entry;
 438     }
 439
 440     list_add_tail(&priv->src, elem);
 441     e = LIST_ENTRY(elem, struct wined3d_shader_src_param_entry, entry);
 442     return &e->param;
 443 }
 444
 445 static void shader_sm4_read_header(void *data, const DWORD **ptr, struct wined3d_shader_version *shader_version)
 446 {
 447     struct wined3d_sm4_data *priv = data;
 448     DWORD version_token;
 449
 450     priv->end = *ptr;
 451
 452     version_token = *(*ptr)++;
 453     TRACE("version: 0x%08x\n", version_token);
 454
 455     TRACE("token count: %u\n", **ptr);
 456     priv->end += *(*ptr)++;
 457
 458     switch (version_token >> 16)
 459     {
 460         case WINED3D_SM4_PS:
 461             priv->shader_version.type = WINED3D_SHADER_TYPE_PIXEL;
 462             break;
 463
 464         case WINED3D_SM4_VS:
 465             priv->shader_version.type = WINED3D_SHADER_TYPE_VERTEX;
 466             break;
 467
 468         case WINED3D_SM4_GS:
 469             priv->shader_version.type = WINED3D_SHADER_TYPE_GEOMETRY;
 470             break;
 471
 472         default:
 473             FIXME("Unrecognized shader type %#x\n", version_token >> 16);
 474     }
 475     priv->shader_version.major = WINED3D_SM4_VERSION_MAJOR(version_token);
 476     priv->shader_version.minor = WINED3D_SM4_VERSION_MINOR(version_token);
 477
 478     *shader_version = priv->shader_version;
 479 }
 480
 481 static BOOL shader_sm4_read_reg_idx(struct wined3d_sm4_data *priv, const DWORD **ptr,
 482         DWORD addressing, struct wined3d_shader_register_index *reg_idx)
 483 {
 484     if (addressing & WINED3D_SM4_ADDRESSING_RELATIVE)
 485     {
 486         struct wined3d_shader_src_param *rel_addr = get_src_param(priv);
 487
 488         if (!(reg_idx->rel_addr = rel_addr))
 489         {
 490             ERR("Failed to get src param for relative addressing.\n");
 491             return FALSE;
 492         }
 493
 494         if (addressing & WINED3D_SM4_ADDRESSING_OFFSET)
 495             reg_idx->offset = *(*ptr)++;
 496         else
 497             reg_idx->offset = 0;
 498         shader_sm4_read_src_param(priv, ptr, WINED3D_DATA_INT, rel_addr);
 499     }
 500     else
 501     {
 502         reg_idx->rel_addr = NULL;
 503         reg_idx->offset = *(*ptr)++;
 504     }
 505
 506     return TRUE;
 507 }
 508
 509 static BOOL shader_sm4_read_param(struct wined3d_sm4_data *priv, const DWORD **ptr,
 510         enum wined3d_data_type data_type, struct wined3d_shader_register *param,
 511         enum wined3d_shader_src_modifier *modifier)
 512 {
 513     enum wined3d_sm4_register_type register_type;
 514     DWORD token = *(*ptr)++;
 515     DWORD order;
 516
 517     register_type = (token & WINED3D_SM4_REGISTER_TYPE_MASK) >> WINED3D_SM4_REGISTER_TYPE_SHIFT;
 518     if (register_type >= sizeof(register_type_table) / sizeof(*register_type_table))
 519     {
 520         FIXME("Unhandled register type %#x.\n", register_type);
 521         param->type = WINED3DSPR_TEMP;
 522     }
 523     else
 524     {
 525         param->type = register_type_table[register_type];
 526     }
 527     param->data_type = data_type;
 528
 529     if (token & WINED3D_SM4_REGISTER_MODIFIER)
 530     {
 531         DWORD m = *(*ptr)++;
 532
 533         /* FIXME: This will probably break down at some point. The SM4
 534          * modifiers look like flags, while wined3d currently has an enum
 535          * with possible combinations, e.g. WINED3DSPSM_ABSNEG. */
 536         switch (m)
 537         {
 538             case 0x41:
 539                 *modifier = WINED3DSPSM_NEG;
 540                 break;
 541
 542             case 0x81:
 543                 *modifier = WINED3DSPSM_ABS;
 544                 break;
 545
 546             default:
 547                 FIXME("Skipping modifier 0x%08x.\n", m);
 548                 *modifier = WINED3DSPSM_NONE;
 549                 break;
 550         }
 551     }
 552     else
 553     {
 554         *modifier = WINED3DSPSM_NONE;
 555     }
 556
 557     order = (token & WINED3D_SM4_REGISTER_ORDER_MASK) >> WINED3D_SM4_REGISTER_ORDER_SHIFT;
 558
 559     if (order < 1)
 560         param->idx[0].offset = ~0U;
 561     else
 562     {
 563         DWORD addressing = (token & WINED3D_SM4_ADDRESSING_MASK0) >> WINED3D_SM4_ADDRESSING_SHIFT0;
 564         if (!(shader_sm4_read_reg_idx(priv, ptr, addressing, &param->idx[0])))
 565         {
 566             ERR("Failed to read register index.\n");
 567             return FALSE;
 568         }
 569     }
 570
 571     if (order < 2)
 572         param->idx[1].offset = ~0U;
 573     else
 574     {
 575         DWORD addressing = (token & WINED3D_SM4_ADDRESSING_MASK1) >> WINED3D_SM4_ADDRESSING_SHIFT1;
 576         if (!(shader_sm4_read_reg_idx(priv, ptr, addressing, &param->idx[1])))
 577         {
 578             ERR("Failed to read register index.\n");
 579             return FALSE;
 580         }
 581     }
 582
 583     if (order > 2)
 584         FIXME("Unhandled order %u.\n", order);
 585
 586     if (register_type == WINED3D_SM4_RT_IMMCONST)
 587     {
 588         enum wined3d_sm4_immconst_type immconst_type =
 589                 (token & WINED3D_SM4_IMMCONST_TYPE_MASK) >> WINED3D_SM4_IMMCONST_TYPE_SHIFT;
 590
 591         switch (immconst_type)
 592         {
 593             case WINED3D_SM4_IMMCONST_SCALAR:
 594                 param->immconst_type = WINED3D_IMMCONST_SCALAR;
 595                 memcpy(param->immconst_data, *ptr, 1 * sizeof(DWORD));
 596                 *ptr += 1;
 597                 break;
 598
 599             case WINED3D_SM4_IMMCONST_VEC4:
 600                 param->immconst_type = WINED3D_IMMCONST_VEC4;
 601                 memcpy(param->immconst_data, *ptr, 4 * sizeof(DWORD));
 602                 *ptr += 4;
 603                 break;
 604
 605             default:
 606                 FIXME("Unhandled immediate constant type %#x.\n", immconst_type);
 607                 break;
 608         }
 609     }
 610
 611     map_register(priv, param);
 612
 613     return TRUE;
 614 }
 615
 616 static BOOL shader_sm4_read_src_param(struct wined3d_sm4_data *priv, const DWORD **ptr,
 617         enum wined3d_data_type data_type, struct wined3d_shader_src_param *src_param)
 618 {
 619     DWORD token = **ptr;
 620
 621     if (!shader_sm4_read_param(priv, ptr, data_type, &src_param->reg, &src_param->modifiers))
 622     {
 623         ERR("Failed to read parameter.\n");
 624         return FALSE;
 625     }
 626
 627     if (src_param->reg.type == WINED3DSPR_IMMCONST)
 628     {
 629         src_param->swizzle = WINED3DSP_NOSWIZZLE;
 630     }
 631     else
 632     {
 633         enum wined3d_sm4_swizzle_type swizzle_type =
 634                 (token & WINED3D_SM4_SWIZZLE_TYPE_MASK) >> WINED3D_SM4_SWIZZLE_TYPE_SHIFT;
 635
 636         switch (swizzle_type)
 637         {
 638             case WINED3D_SM4_SWIZZLE_SCALAR:
 639                 src_param->swizzle = (token & WINED3D_SM4_SWIZZLE_MASK) >> WINED3D_SM4_SWIZZLE_SHIFT;
 640                 src_param->swizzle = (src_param->swizzle & 0x3) * 0x55;
 641                 break;
 642
 643             case WINED3D_SM4_SWIZZLE_VEC4:
 644                 src_param->swizzle = (token & WINED3D_SM4_SWIZZLE_MASK) >> WINED3D_SM4_SWIZZLE_SHIFT;
 645                 break;
 646
 647             default:
 648                 FIXME("Unhandled swizzle type %#x.\n", swizzle_type);
 649                 break;
 650         }
 651     }
 652
 653     return TRUE;
 654 }
 655
 656 static BOOL shader_sm4_read_dst_param(struct wined3d_sm4_data *priv, const DWORD **ptr,
 657         enum wined3d_data_type data_type, struct wined3d_shader_dst_param *dst_param)
 658 {
 659     enum wined3d_shader_src_modifier modifier;
 660     DWORD token = **ptr;
 661
 662     if (!shader_sm4_read_param(priv, ptr, data_type, &dst_param->reg, &modifier))
 663     {
 664         ERR("Failed to read parameter.\n");
 665         return FALSE;
 666     }
 667
 668     if (modifier != WINED3DSPSM_NONE)
 669     {
 670         ERR("Invalid source modifier %#x on destination register.\n", modifier);
 671         return FALSE;
 672     }
 673
 674     dst_param->write_mask = (token & WINED3D_SM4_WRITEMASK_MASK) >> WINED3D_SM4_WRITEMASK_SHIFT;
 675     dst_param->modifiers = 0;
 676     dst_param->shift = 0;
 677
 678     return TRUE;
 679 }
 680
 681 static void shader_sm4_read_instruction(void *data, const DWORD **ptr, struct wined3d_shader_instruction *ins)
 682 {
 683     const struct wined3d_sm4_opcode_info *opcode_info;
 684     struct wined3d_sm4_data *priv = data;
 685     DWORD opcode_token, opcode;
 686     const DWORD *p;
 687     UINT i, len;
 688
 689     list_move_head(&priv->src_free, &priv->src);
 690
 691     opcode_token = *(*ptr)++;
 692     opcode = opcode_token & WINED3D_SM4_OPCODE_MASK;
 693     len = ((opcode_token & WINED3D_SM4_INSTRUCTION_LENGTH_MASK) >> WINED3D_SM4_INSTRUCTION_LENGTH_SHIFT) - 1;
 694
 695     if (TRACE_ON(d3d_bytecode))
 696     {
 697         TRACE_(d3d_bytecode)("[ %08x ", opcode_token);
 698         for (i = 0; i < len; ++i)
 699         {
 700             TRACE_(d3d_bytecode)("%08x ", (*ptr)[i]);
 701         }
 702         TRACE_(d3d_bytecode)("]\n");
 703     }
 704
 705     if (!(opcode_info = get_opcode_info(opcode)))
 706     {
 707         FIXME("Unrecognized opcode %#x, opcode_token 0x%08x.\n", opcode, opcode_token);
 708         ins->handler_idx = WINED3DSIH_TABLE_SIZE;
 709         *ptr += len;
 710         return;
 711     }
 712
 713     ins->handler_idx = opcode_info->handler_idx;
 714     ins->flags = 0;
 715     ins->coissue = 0;
 716     ins->predicate = NULL;
 717     ins->dst_count = strlen(opcode_info->dst_info);
 718     ins->dst = priv->dst_param;
 719     ins->src_count = strlen(opcode_info->src_info);
 720     ins->src = priv->src_param;
 721
 722     p = *ptr;
 723     *ptr += len;
 724
 725     if (opcode_token & WINED3D_SM4_INSTRUCTION_MODIFIER)
 726     {
 727         DWORD modifier = *p++;
 728         FIXME("Skipping modifier 0x%08x.\n", modifier);
 729     }
 730
 731     if (opcode == WINED3D_SM4_OP_DCL_CONSTANT_BUFFER)
 732     {
 733         shader_sm4_read_src_param(priv, &p, WINED3D_DATA_FLOAT, &ins->declaration.src);
 734         if (opcode_token & WINED3D_SM4_INDEX_TYPE_MASK)
 735             ins->flags |= WINED3DSI_INDEXED_DYNAMIC;
 736     }
 737     else if (opcode == WINED3D_SM4_OP_DCL_OUTPUT_TOPOLOGY)
 738     {
 739         enum wined3d_sm4_output_primitive_type primitive_type;
 740
 741         primitive_type = (opcode_token & WINED3D_SM4_PRIMITIVE_TYPE_MASK) >> WINED3D_SM4_PRIMITIVE_TYPE_SHIFT;
 742         if (primitive_type >= sizeof(output_primitive_type_table) / sizeof(*output_primitive_type_table))
 743         {
 744             FIXME("Unhandled output primitive type %#x.\n", primitive_type);
 745             ins->declaration.primitive_type = WINED3D_PT_UNDEFINED;
 746         }
 747         else
 748         {
 749             ins->declaration.primitive_type = output_primitive_type_table[primitive_type];
 750         }
 751     }
 752     else if (opcode == WINED3D_SM4_OP_DCL_INPUT_PRIMITIVE)
 753     {
 754         enum wined3d_sm4_input_primitive_type primitive_type;
 755
 756         primitive_type = (opcode_token & WINED3D_SM4_PRIMITIVE_TYPE_MASK) >> WINED3D_SM4_PRIMITIVE_TYPE_SHIFT;
 757         if (primitive_type >= sizeof(input_primitive_type_table) / sizeof(*input_primitive_type_table))
 758         {
 759             FIXME("Unhandled input primitive type %#x.\n", primitive_type);
 760             ins->declaration.primitive_type = WINED3D_PT_UNDEFINED;
 761         }
 762         else
 763         {
 764             ins->declaration.primitive_type = input_primitive_type_table[primitive_type];
 765         }
 766     }
 767     else if (opcode == WINED3D_SM4_OP_DCL_VERTICES_OUT)
 768     {
 769         ins->declaration.count = *p++;
 770     }
 771     else
 772     {
 773         for (i = 0; i < ins->dst_count; ++i)
 774         {
 775             if (!(shader_sm4_read_dst_param(priv, &p, map_data_type(opcode_info->dst_info[i]), &priv->dst_param[i])))
 776             {
 777                 ins->handler_idx = WINED3DSIH_TABLE_SIZE;
 778                 return;
 779             }
 780         }
 781
 782         for (i = 0; i < ins->src_count; ++i)
 783         {
 784             if (!(shader_sm4_read_src_param(priv, &p, map_data_type(opcode_info->src_info[i]), &priv->src_param[i])))
 785             {
 786                 ins->handler_idx = WINED3DSIH_TABLE_SIZE;
 787                 return;
 788             }
 789         }
 790     }
 791 }
 792
 793 static BOOL shader_sm4_is_end(void *data, const DWORD **ptr)
 794 {
 795     struct wined3d_sm4_data *priv = data;
 796     return *ptr == priv->end;
 797 }
 798
 799 const struct wined3d_shader_frontend sm4_shader_frontend =
 800 {
 801     shader_sm4_init,
 802     shader_sm4_free,
 803     shader_sm4_read_header,
 804     shader_sm4_read_instruction,
 805     shader_sm4_is_end,
 806 };