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      1 /**************************************************************************
      2  *
      3  * Copyright 2008 VMware, Inc.
      4  * All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the
      8  * "Software"), to deal in the Software without restriction, including
      9  * without limitation the rights to use, copy, modify, merge, publish,
     10  * distribute, sub license, and/or sell copies of the Software, and to
     11  * permit persons to whom the Software is furnished to do so, subject to
     12  * the following conditions:
     13  *
     14  * The above copyright notice and this permission notice (including the
     15  * next paragraph) shall be included in all copies or substantial portions
     16  * of the Software.
     17  *
     18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
     21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
     22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     25  *
     26  **************************************************************************/
     27 
     28 #include "util/u_debug.h"
     29 #include "util/u_memory.h"
     30 #include "tgsi_info.h"
     31 
     32 #define NONE TGSI_OUTPUT_NONE
     33 #define COMP TGSI_OUTPUT_COMPONENTWISE
     34 #define REPL TGSI_OUTPUT_REPLICATE
     35 #define CHAN TGSI_OUTPUT_CHAN_DEPENDENT
     36 #define OTHR TGSI_OUTPUT_OTHER
     37 
     38 static const struct tgsi_opcode_info opcode_info[TGSI_OPCODE_LAST] =
     39 {
     40    { 1, 1, 0, 0, 0, 0, 0, COMP, "ARL", TGSI_OPCODE_ARL },
     41    { 1, 1, 0, 0, 0, 0, 0, COMP, "MOV", TGSI_OPCODE_MOV },
     42    { 1, 1, 0, 0, 0, 0, 0, CHAN, "LIT", TGSI_OPCODE_LIT },
     43    { 1, 1, 0, 0, 0, 0, 0, REPL, "RCP", TGSI_OPCODE_RCP },
     44    { 1, 1, 0, 0, 0, 0, 0, REPL, "RSQ", TGSI_OPCODE_RSQ },
     45    { 1, 1, 0, 0, 0, 0, 0, CHAN, "EXP", TGSI_OPCODE_EXP },
     46    { 1, 1, 0, 0, 0, 0, 0, CHAN, "LOG", TGSI_OPCODE_LOG },
     47    { 1, 2, 0, 0, 0, 0, 0, COMP, "MUL", TGSI_OPCODE_MUL },
     48    { 1, 2, 0, 0, 0, 0, 0, COMP, "ADD", TGSI_OPCODE_ADD },
     49    { 1, 2, 0, 0, 0, 0, 0, REPL, "DP3", TGSI_OPCODE_DP3 },
     50    { 1, 2, 0, 0, 0, 0, 0, REPL, "DP4", TGSI_OPCODE_DP4 },
     51    { 1, 2, 0, 0, 0, 0, 0, CHAN, "DST", TGSI_OPCODE_DST },
     52    { 1, 2, 0, 0, 0, 0, 0, COMP, "MIN", TGSI_OPCODE_MIN },
     53    { 1, 2, 0, 0, 0, 0, 0, COMP, "MAX", TGSI_OPCODE_MAX },
     54    { 1, 2, 0, 0, 0, 0, 0, COMP, "SLT", TGSI_OPCODE_SLT },
     55    { 1, 2, 0, 0, 0, 0, 0, COMP, "SGE", TGSI_OPCODE_SGE },
     56    { 1, 3, 0, 0, 0, 0, 0, COMP, "MAD", TGSI_OPCODE_MAD },
     57    { 1, 2, 0, 0, 0, 0, 0, COMP, "", 17 }, /* removed */
     58    { 1, 3, 0, 0, 0, 0, 0, COMP, "LRP", TGSI_OPCODE_LRP },
     59    { 1, 3, 0, 0, 0, 0, 0, COMP, "FMA", TGSI_OPCODE_FMA },
     60    { 1, 1, 0, 0, 0, 0, 0, REPL, "SQRT", TGSI_OPCODE_SQRT },
     61    { 1, 3, 0, 0, 0, 0, 0, REPL, "DP2A", TGSI_OPCODE_DP2A },
     62    { 1, 1, 0, 0, 0, 0, 0, COMP, "F2U64", TGSI_OPCODE_F2U64 },
     63    { 1, 1, 0, 0, 0, 0, 0, COMP, "F2I64", TGSI_OPCODE_F2I64 },
     64    { 1, 1, 0, 0, 0, 0, 0, COMP, "FRC", TGSI_OPCODE_FRC },
     65    { 1, 3, 0, 0, 0, 0, 0, COMP, "CLAMP", TGSI_OPCODE_CLAMP },
     66    { 1, 1, 0, 0, 0, 0, 0, COMP, "FLR", TGSI_OPCODE_FLR },
     67    { 1, 1, 0, 0, 0, 0, 0, COMP, "ROUND", TGSI_OPCODE_ROUND },
     68    { 1, 1, 0, 0, 0, 0, 0, REPL, "EX2", TGSI_OPCODE_EX2 },
     69    { 1, 1, 0, 0, 0, 0, 0, REPL, "LG2", TGSI_OPCODE_LG2 },
     70    { 1, 2, 0, 0, 0, 0, 0, REPL, "POW", TGSI_OPCODE_POW },
     71    { 1, 2, 0, 0, 0, 0, 0, COMP, "XPD", TGSI_OPCODE_XPD },
     72    { 1, 1, 0, 0, 0, 0, 0, COMP, "U2I64", TGSI_OPCODE_U2I64 },
     73    { 1, 1, 0, 0, 0, 0, 0, COMP, "", 33 }, /* removed */
     74    { 1, 1, 0, 0, 0, 0, 0, COMP, "I2I64", TGSI_OPCODE_I2I64 },
     75    { 1, 2, 0, 0, 0, 0, 0, REPL, "DPH", TGSI_OPCODE_DPH },
     76    { 1, 1, 0, 0, 0, 0, 0, REPL, "COS", TGSI_OPCODE_COS },
     77    { 1, 1, 0, 0, 0, 0, 0, COMP, "DDX", TGSI_OPCODE_DDX },
     78    { 1, 1, 0, 0, 0, 0, 0, COMP, "DDY", TGSI_OPCODE_DDY },
     79    { 0, 0, 0, 0, 0, 0, 0, NONE, "KILL", TGSI_OPCODE_KILL },
     80    { 1, 1, 0, 0, 0, 0, 0, REPL, "PK2H", TGSI_OPCODE_PK2H },
     81    { 1, 1, 0, 0, 0, 0, 0, REPL, "PK2US", TGSI_OPCODE_PK2US },
     82    { 1, 1, 0, 0, 0, 0, 0, REPL, "PK4B", TGSI_OPCODE_PK4B },
     83    { 1, 1, 0, 0, 0, 0, 0, REPL, "PK4UB", TGSI_OPCODE_PK4UB },
     84    { 1, 1, 0, 0, 0, 0, 1, COMP, "D2U64", TGSI_OPCODE_D2U64 },
     85    { 1, 2, 0, 0, 0, 0, 0, COMP, "SEQ", TGSI_OPCODE_SEQ },
     86    { 1, 1, 0, 0, 0, 0, 1, COMP, "D2I64", TGSI_OPCODE_D2I64 },
     87    { 1, 2, 0, 0, 0, 0, 0, COMP, "SGT", TGSI_OPCODE_SGT },
     88    { 1, 1, 0, 0, 0, 0, 0, REPL, "SIN", TGSI_OPCODE_SIN },
     89    { 1, 2, 0, 0, 0, 0, 0, COMP, "SLE", TGSI_OPCODE_SLE },
     90    { 1, 2, 0, 0, 0, 0, 0, COMP, "SNE", TGSI_OPCODE_SNE },
     91    { 1, 1, 0, 0, 0, 0, 1, COMP, "U642D", TGSI_OPCODE_U642D },
     92    { 1, 2, 1, 0, 0, 0, 0, OTHR, "TEX", TGSI_OPCODE_TEX },
     93    { 1, 4, 1, 0, 0, 0, 0, OTHR, "TXD", TGSI_OPCODE_TXD },
     94    { 1, 2, 1, 0, 0, 0, 0, OTHR, "TXP", TGSI_OPCODE_TXP },
     95    { 1, 1, 0, 0, 0, 0, 0, CHAN, "UP2H", TGSI_OPCODE_UP2H },
     96    { 1, 1, 0, 0, 0, 0, 0, CHAN, "UP2US", TGSI_OPCODE_UP2US },
     97    { 1, 1, 0, 0, 0, 0, 0, CHAN, "UP4B", TGSI_OPCODE_UP4B },
     98    { 1, 1, 0, 0, 0, 0, 0, CHAN, "UP4UB", TGSI_OPCODE_UP4UB },
     99    { 1, 1, 0, 0, 0, 0, 1, COMP, "U642F", TGSI_OPCODE_U642F },
    100    { 1, 1, 0, 0, 0, 0, 1, COMP, "I642F", TGSI_OPCODE_I642F },
    101    { 1, 1, 0, 0, 0, 0, 0, COMP, "ARR", TGSI_OPCODE_ARR },
    102    { 1, 1, 0, 0, 0, 0, 1, COMP, "I642D", TGSI_OPCODE_I642D },
    103    { 0, 0, 0, 0, 1, 0, 0, NONE, "CAL", TGSI_OPCODE_CAL },
    104    { 0, 0, 0, 0, 0, 0, 0, NONE, "RET", TGSI_OPCODE_RET },
    105    { 1, 1, 0, 0, 0, 0, 0, COMP, "SSG", TGSI_OPCODE_SSG },
    106    { 1, 3, 0, 0, 0, 0, 0, COMP, "CMP", TGSI_OPCODE_CMP },
    107    { 1, 1, 0, 0, 0, 0, 0, CHAN, "SCS", TGSI_OPCODE_SCS },
    108    { 1, 2, 1, 0, 0, 0, 0, OTHR, "TXB", TGSI_OPCODE_TXB },
    109    { 1, 1, 0, 0, 0, 0, 0, OTHR, "FBFETCH", TGSI_OPCODE_FBFETCH },
    110    { 1, 2, 0, 0, 0, 0, 0, COMP, "DIV", TGSI_OPCODE_DIV },
    111    { 1, 2, 0, 0, 0, 0, 0, REPL, "DP2", TGSI_OPCODE_DP2 },
    112    { 1, 2, 1, 0, 0, 0, 0, OTHR, "TXL", TGSI_OPCODE_TXL },
    113    { 0, 0, 0, 0, 0, 0, 0, NONE, "BRK", TGSI_OPCODE_BRK },
    114    { 0, 1, 0, 0, 1, 0, 1, NONE, "IF", TGSI_OPCODE_IF },
    115    { 0, 1, 0, 0, 1, 0, 1, NONE, "UIF", TGSI_OPCODE_UIF },
    116    { 0, 1, 0, 0, 0, 0, 1, NONE, "", 76 },      /* removed */
    117    { 0, 0, 0, 0, 1, 1, 1, NONE, "ELSE", TGSI_OPCODE_ELSE },
    118    { 0, 0, 0, 0, 0, 1, 0, NONE, "ENDIF", TGSI_OPCODE_ENDIF },
    119    { 1, 1, 0, 0, 0, 0, 0, COMP, "DDX_FINE", TGSI_OPCODE_DDX_FINE },
    120    { 1, 1, 0, 0, 0, 0, 0, COMP, "DDY_FINE", TGSI_OPCODE_DDY_FINE },
    121    { 0, 1, 0, 0, 0, 0, 0, NONE, "PUSHA", TGSI_OPCODE_PUSHA },
    122    { 1, 0, 0, 0, 0, 0, 0, NONE, "POPA", TGSI_OPCODE_POPA },
    123    { 1, 1, 0, 0, 0, 0, 0, COMP, "CEIL", TGSI_OPCODE_CEIL },
    124    { 1, 1, 0, 0, 0, 0, 0, COMP, "I2F", TGSI_OPCODE_I2F },
    125    { 1, 1, 0, 0, 0, 0, 0, COMP, "NOT", TGSI_OPCODE_NOT },
    126    { 1, 1, 0, 0, 0, 0, 0, COMP, "TRUNC", TGSI_OPCODE_TRUNC },
    127    { 1, 2, 0, 0, 0, 0, 0, COMP, "SHL", TGSI_OPCODE_SHL },
    128    { 0, 0, 0, 0, 0, 0, 0, NONE, "", 88 },      /* removed */
    129    { 1, 2, 0, 0, 0, 0, 0, COMP, "AND", TGSI_OPCODE_AND },
    130    { 1, 2, 0, 0, 0, 0, 0, COMP, "OR", TGSI_OPCODE_OR },
    131    { 1, 2, 0, 0, 0, 0, 0, COMP, "MOD", TGSI_OPCODE_MOD },
    132    { 1, 2, 0, 0, 0, 0, 0, COMP, "XOR", TGSI_OPCODE_XOR },
    133    { 1, 3, 0, 0, 0, 0, 0, COMP, "SAD", TGSI_OPCODE_SAD },
    134    { 1, 2, 1, 0, 0, 0, 0, OTHR, "TXF", TGSI_OPCODE_TXF },
    135    { 1, 2, 1, 0, 0, 0, 0, OTHR, "TXQ", TGSI_OPCODE_TXQ },
    136    { 0, 0, 0, 0, 0, 0, 0, NONE, "CONT", TGSI_OPCODE_CONT },
    137    { 0, 1, 0, 0, 0, 0, 0, NONE, "EMIT", TGSI_OPCODE_EMIT },
    138    { 0, 1, 0, 0, 0, 0, 0, NONE, "ENDPRIM", TGSI_OPCODE_ENDPRIM },
    139    { 0, 0, 0, 0, 1, 0, 1, NONE, "BGNLOOP", TGSI_OPCODE_BGNLOOP },
    140    { 0, 0, 0, 0, 0, 0, 1, NONE, "BGNSUB", TGSI_OPCODE_BGNSUB },
    141    { 0, 0, 0, 0, 1, 1, 0, NONE, "ENDLOOP", TGSI_OPCODE_ENDLOOP },
    142    { 0, 0, 0, 0, 0, 1, 0, NONE, "ENDSUB", TGSI_OPCODE_ENDSUB },
    143    { 1, 1, 1, 0, 0, 0, 0, OTHR, "TXQ_LZ", TGSI_OPCODE_TXQ_LZ },
    144    { 1, 1, 1, 0, 0, 0, 0, OTHR, "TXQS", TGSI_OPCODE_TXQS },
    145    { 1, 1, 0, 0, 0, 0, 0, OTHR, "RESQ", TGSI_OPCODE_RESQ },
    146    { 0, 0, 0, 0, 0, 0, 0, NONE, "", 106 },     /* removed */
    147    { 0, 0, 0, 0, 0, 0, 0, NONE, "NOP", TGSI_OPCODE_NOP },
    148    { 1, 2, 0, 0, 0, 0, 0, COMP, "FSEQ", TGSI_OPCODE_FSEQ },
    149    { 1, 2, 0, 0, 0, 0, 0, COMP, "FSGE", TGSI_OPCODE_FSGE },
    150    { 1, 2, 0, 0, 0, 0, 0, COMP, "FSLT", TGSI_OPCODE_FSLT },
    151    { 1, 2, 0, 0, 0, 0, 0, COMP, "FSNE", TGSI_OPCODE_FSNE },
    152    { 0, 1, 0, 0, 0, 0, 0, OTHR, "MEMBAR", TGSI_OPCODE_MEMBAR },
    153    { 0, 1, 0, 0, 0, 0, 0, NONE, "CALLNZ", TGSI_OPCODE_CALLNZ },
    154    { 0, 1, 0, 0, 0, 0, 0, NONE, "", 114 },     /* removed */
    155    { 0, 1, 0, 0, 0, 0, 0, NONE, "BREAKC", TGSI_OPCODE_BREAKC },
    156    { 0, 1, 0, 0, 0, 0, 0, NONE, "KILL_IF", TGSI_OPCODE_KILL_IF },
    157    { 0, 0, 0, 0, 0, 0, 0, NONE, "END", TGSI_OPCODE_END },
    158    { 1, 3, 0, 0, 0, 0, 0, COMP, "DFMA", TGSI_OPCODE_DFMA },
    159    { 1, 1, 0, 0, 0, 0, 0, COMP, "F2I", TGSI_OPCODE_F2I },
    160    { 1, 2, 0, 0, 0, 0, 0, COMP, "IDIV", TGSI_OPCODE_IDIV },
    161    { 1, 2, 0, 0, 0, 0, 0, COMP, "IMAX", TGSI_OPCODE_IMAX },
    162    { 1, 2, 0, 0, 0, 0, 0, COMP, "IMIN", TGSI_OPCODE_IMIN },
    163    { 1, 1, 0, 0, 0, 0, 0, COMP, "INEG", TGSI_OPCODE_INEG },
    164    { 1, 2, 0, 0, 0, 0, 0, COMP, "ISGE", TGSI_OPCODE_ISGE },
    165    { 1, 2, 0, 0, 0, 0, 0, COMP, "ISHR", TGSI_OPCODE_ISHR },
    166    { 1, 2, 0, 0, 0, 0, 0, COMP, "ISLT", TGSI_OPCODE_ISLT },
    167    { 1, 1, 0, 0, 0, 0, 0, COMP, "F2U", TGSI_OPCODE_F2U },
    168    { 1, 1, 0, 0, 0, 0, 0, COMP, "U2F", TGSI_OPCODE_U2F },
    169    { 1, 2, 0, 0, 0, 0, 0, COMP, "UADD", TGSI_OPCODE_UADD },
    170    { 1, 2, 0, 0, 0, 0, 0, COMP, "UDIV", TGSI_OPCODE_UDIV },
    171    { 1, 3, 0, 0, 0, 0, 0, COMP, "UMAD", TGSI_OPCODE_UMAD },
    172    { 1, 2, 0, 0, 0, 0, 0, COMP, "UMAX", TGSI_OPCODE_UMAX },
    173    { 1, 2, 0, 0, 0, 0, 0, COMP, "UMIN", TGSI_OPCODE_UMIN },
    174    { 1, 2, 0, 0, 0, 0, 0, COMP, "UMOD", TGSI_OPCODE_UMOD },
    175    { 1, 2, 0, 0, 0, 0, 0, COMP, "UMUL", TGSI_OPCODE_UMUL },
    176    { 1, 2, 0, 0, 0, 0, 0, COMP, "USEQ", TGSI_OPCODE_USEQ },
    177    { 1, 2, 0, 0, 0, 0, 0, COMP, "USGE", TGSI_OPCODE_USGE },
    178    { 1, 2, 0, 0, 0, 0, 0, COMP, "USHR", TGSI_OPCODE_USHR },
    179    { 1, 2, 0, 0, 0, 0, 0, COMP, "USLT", TGSI_OPCODE_USLT },
    180    { 1, 2, 0, 0, 0, 0, 0, COMP, "USNE", TGSI_OPCODE_USNE },
    181    { 0, 1, 0, 0, 0, 0, 0, NONE, "SWITCH", TGSI_OPCODE_SWITCH },
    182    { 0, 1, 0, 0, 0, 0, 0, NONE, "CASE", TGSI_OPCODE_CASE },
    183    { 0, 0, 0, 0, 0, 0, 0, NONE, "DEFAULT", TGSI_OPCODE_DEFAULT },
    184    { 0, 0, 0, 0, 0, 0, 0, NONE, "ENDSWITCH", TGSI_OPCODE_ENDSWITCH },
    185 
    186    { 1, 3, 0, 0, 0, 0, 0, OTHR, "SAMPLE",      TGSI_OPCODE_SAMPLE },
    187    { 1, 2, 0, 0, 0, 0, 0, OTHR, "SAMPLE_I",    TGSI_OPCODE_SAMPLE_I },
    188    { 1, 3, 0, 0, 0, 0, 0, OTHR, "SAMPLE_I_MS", TGSI_OPCODE_SAMPLE_I_MS },
    189    { 1, 4, 0, 0, 0, 0, 0, OTHR, "SAMPLE_B",    TGSI_OPCODE_SAMPLE_B },
    190    { 1, 4, 0, 0, 0, 0, 0, OTHR, "SAMPLE_C",    TGSI_OPCODE_SAMPLE_C },
    191    { 1, 4, 0, 0, 0, 0, 0, OTHR, "SAMPLE_C_LZ", TGSI_OPCODE_SAMPLE_C_LZ },
    192    { 1, 5, 0, 0, 0, 0, 0, OTHR, "SAMPLE_D",    TGSI_OPCODE_SAMPLE_D },
    193    { 1, 4, 0, 0, 0, 0, 0, OTHR, "SAMPLE_L",    TGSI_OPCODE_SAMPLE_L },
    194    { 1, 3, 0, 0, 0, 0, 0, OTHR, "GATHER4",     TGSI_OPCODE_GATHER4 },
    195    { 1, 2, 0, 0, 0, 0, 0, OTHR, "SVIEWINFO",   TGSI_OPCODE_SVIEWINFO },
    196    { 1, 2, 0, 0, 0, 0, 0, OTHR, "SAMPLE_POS",  TGSI_OPCODE_SAMPLE_POS },
    197    { 1, 2, 0, 0, 0, 0, 0, OTHR, "SAMPLE_INFO", TGSI_OPCODE_SAMPLE_INFO },
    198    { 1, 1, 0, 0, 0, 0, 0, COMP, "UARL", TGSI_OPCODE_UARL },
    199    { 1, 3, 0, 0, 0, 0, 0, COMP, "UCMP", TGSI_OPCODE_UCMP },
    200    { 1, 1, 0, 0, 0, 0, 0, COMP, "IABS", TGSI_OPCODE_IABS },
    201    { 1, 1, 0, 0, 0, 0, 0, COMP, "ISSG", TGSI_OPCODE_ISSG },
    202    { 1, 2, 0, 0, 0, 0, 0, OTHR, "LOAD", TGSI_OPCODE_LOAD },
    203    { 1, 2, 0, 1, 0, 0, 0, OTHR, "STORE", TGSI_OPCODE_STORE },
    204    { 1, 0, 0, 0, 0, 0, 0, OTHR, "MFENCE", TGSI_OPCODE_MFENCE },
    205    { 1, 0, 0, 0, 0, 0, 0, OTHR, "LFENCE", TGSI_OPCODE_LFENCE },
    206    { 1, 0, 0, 0, 0, 0, 0, OTHR, "SFENCE", TGSI_OPCODE_SFENCE },
    207    { 0, 0, 0, 0, 0, 0, 0, OTHR, "BARRIER", TGSI_OPCODE_BARRIER },
    208 
    209    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMUADD", TGSI_OPCODE_ATOMUADD },
    210    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMXCHG", TGSI_OPCODE_ATOMXCHG },
    211    { 1, 4, 0, 1, 0, 0, 0, OTHR, "ATOMCAS", TGSI_OPCODE_ATOMCAS },
    212    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMAND", TGSI_OPCODE_ATOMAND },
    213    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMOR", TGSI_OPCODE_ATOMOR },
    214    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMXOR", TGSI_OPCODE_ATOMXOR },
    215    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMUMIN", TGSI_OPCODE_ATOMUMIN },
    216    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMUMAX", TGSI_OPCODE_ATOMUMAX },
    217    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMIMIN", TGSI_OPCODE_ATOMIMIN },
    218    { 1, 3, 0, 1, 0, 0, 0, OTHR, "ATOMIMAX", TGSI_OPCODE_ATOMIMAX },
    219    { 1, 3, 1, 0, 0, 0, 0, OTHR, "TEX2", TGSI_OPCODE_TEX2 },
    220    { 1, 3, 1, 0, 0, 0, 0, OTHR, "TXB2", TGSI_OPCODE_TXB2 },
    221    { 1, 3, 1, 0, 0, 0, 0, OTHR, "TXL2", TGSI_OPCODE_TXL2 },
    222    { 1, 2, 0, 0, 0, 0, 0, COMP, "IMUL_HI", TGSI_OPCODE_IMUL_HI },
    223    { 1, 2, 0, 0, 0, 0, 0, COMP, "UMUL_HI", TGSI_OPCODE_UMUL_HI },
    224    { 1, 3, 1, 0, 0, 0, 0, OTHR, "TG4", TGSI_OPCODE_TG4 },
    225    { 1, 2, 1, 0, 0, 0, 0, OTHR, "LODQ", TGSI_OPCODE_LODQ },
    226    { 1, 3, 0, 0, 0, 0, 0, COMP, "IBFE", TGSI_OPCODE_IBFE },
    227    { 1, 3, 0, 0, 0, 0, 0, COMP, "UBFE", TGSI_OPCODE_UBFE },
    228    { 1, 4, 0, 0, 0, 0, 0, COMP, "BFI", TGSI_OPCODE_BFI },
    229    { 1, 1, 0, 0, 0, 0, 0, COMP, "BREV", TGSI_OPCODE_BREV },
    230    { 1, 1, 0, 0, 0, 0, 0, COMP, "POPC", TGSI_OPCODE_POPC },
    231    { 1, 1, 0, 0, 0, 0, 0, COMP, "LSB", TGSI_OPCODE_LSB },
    232    { 1, 1, 0, 0, 0, 0, 0, COMP, "IMSB", TGSI_OPCODE_IMSB },
    233    { 1, 1, 0, 0, 0, 0, 0, COMP, "UMSB", TGSI_OPCODE_UMSB },
    234    { 1, 1, 0, 0, 0, 0, 0, OTHR, "INTERP_CENTROID", TGSI_OPCODE_INTERP_CENTROID },
    235    { 1, 2, 0, 0, 0, 0, 0, OTHR, "INTERP_SAMPLE", TGSI_OPCODE_INTERP_SAMPLE },
    236    { 1, 2, 0, 0, 0, 0, 0, OTHR, "INTERP_OFFSET", TGSI_OPCODE_INTERP_OFFSET },
    237    { 1, 1, 0, 0, 0, 0, 0, COMP, "F2D", TGSI_OPCODE_F2D },
    238    { 1, 1, 0, 0, 0, 0, 0, COMP, "D2F", TGSI_OPCODE_D2F },
    239    { 1, 1, 0, 0, 0, 0, 0, COMP, "DABS", TGSI_OPCODE_DABS },
    240    { 1, 1, 0, 0, 0, 0, 0, COMP, "DNEG", TGSI_OPCODE_DNEG },
    241    { 1, 2, 0, 0, 0, 0, 0, COMP, "DADD", TGSI_OPCODE_DADD },
    242    { 1, 2, 0, 0, 0, 0, 0, COMP, "DMUL", TGSI_OPCODE_DMUL },
    243    { 1, 2, 0, 0, 0, 0, 0, COMP, "DMAX", TGSI_OPCODE_DMAX },
    244    { 1, 2, 0, 0, 0, 0, 0, COMP, "DMIN", TGSI_OPCODE_DMIN },
    245    { 1, 2, 0, 0, 0, 0, 0, COMP, "DSLT", TGSI_OPCODE_DSLT },
    246    { 1, 2, 0, 0, 0, 0, 0, COMP, "DSGE", TGSI_OPCODE_DSGE },
    247    { 1, 2, 0, 0, 0, 0, 0, COMP, "DSEQ", TGSI_OPCODE_DSEQ },
    248    { 1, 2, 0, 0, 0, 0, 0, COMP, "DSNE", TGSI_OPCODE_DSNE },
    249    { 1, 1, 0, 0, 0, 0, 0, COMP, "DRCP", TGSI_OPCODE_DRCP },
    250    { 1, 1, 0, 0, 0, 0, 0, COMP, "DSQRT", TGSI_OPCODE_DSQRT },
    251    { 1, 3, 0, 0, 0, 0, 0, COMP, "DMAD", TGSI_OPCODE_DMAD },
    252    { 1, 1, 0, 0, 0, 0, 0, COMP, "DFRAC", TGSI_OPCODE_DFRAC},
    253    { 1, 2, 0, 0, 0, 0, 0, COMP, "DLDEXP", TGSI_OPCODE_DLDEXP},
    254    { 2, 1, 0, 0, 0, 0, 0, COMP, "DFRACEXP", TGSI_OPCODE_DFRACEXP},
    255    { 1, 1, 0, 0, 0, 0, 0, COMP, "D2I", TGSI_OPCODE_D2I },
    256    { 1, 1, 0, 0, 0, 0, 0, COMP, "I2D", TGSI_OPCODE_I2D },
    257    { 1, 1, 0, 0, 0, 0, 0, COMP, "D2U", TGSI_OPCODE_D2U },
    258    { 1, 1, 0, 0, 0, 0, 0, COMP, "U2D", TGSI_OPCODE_U2D },
    259    { 1, 1, 0, 0, 0, 0, 0, COMP, "DRSQ", TGSI_OPCODE_DRSQ },
    260    { 1, 1, 0, 0, 0, 0, 0, COMP, "DTRUNC", TGSI_OPCODE_DTRUNC },
    261    { 1, 1, 0, 0, 0, 0, 0, COMP, "DCEIL", TGSI_OPCODE_DCEIL },
    262    { 1, 1, 0, 0, 0, 0, 0, COMP, "DFLR", TGSI_OPCODE_DFLR },
    263    { 1, 1, 0, 0, 0, 0, 0, COMP, "DROUND", TGSI_OPCODE_DROUND },
    264    { 1, 1, 0, 0, 0, 0, 0, COMP, "DSSG", TGSI_OPCODE_DSSG },
    265    { 1, 1, 0, 0, 0, 0, 0, COMP, "VOTE_ANY", TGSI_OPCODE_VOTE_ANY },
    266    { 1, 1, 0, 0, 0, 0, 0, COMP, "VOTE_ALL", TGSI_OPCODE_VOTE_ALL },
    267    { 1, 1, 0, 0, 0, 0, 0, COMP, "VOTE_EQ", TGSI_OPCODE_VOTE_EQ },
    268    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64SEQ", TGSI_OPCODE_U64SEQ },
    269    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64SNE", TGSI_OPCODE_U64SNE },
    270    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64SLT", TGSI_OPCODE_I64SLT },
    271    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64SLT", TGSI_OPCODE_U64SLT },
    272    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64SGE", TGSI_OPCODE_I64SGE },
    273    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64SGE", TGSI_OPCODE_U64SGE },
    274    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64MIN", TGSI_OPCODE_I64MIN },
    275    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64MIN", TGSI_OPCODE_U64MIN },
    276    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64MAX", TGSI_OPCODE_I64MAX },
    277    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64MAX", TGSI_OPCODE_U64MAX },
    278    { 1, 1, 0, 0, 0, 0, 0, COMP, "I64ABS", TGSI_OPCODE_I64ABS },
    279    { 1, 1, 0, 0, 0, 0, 0, COMP, "I64SSG", TGSI_OPCODE_I64SSG },
    280    { 1, 1, 0, 0, 0, 0, 0, COMP, "I64NEG", TGSI_OPCODE_I64NEG },
    281    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64ADD", TGSI_OPCODE_U64ADD },
    282    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64MUL", TGSI_OPCODE_U64MUL },
    283    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64SHL", TGSI_OPCODE_U64SHL },
    284    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64SHR", TGSI_OPCODE_I64SHR },
    285    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64SHR", TGSI_OPCODE_U64SHR },
    286    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64DIV", TGSI_OPCODE_I64DIV },
    287    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64DIV", TGSI_OPCODE_U64DIV },
    288    { 1, 2, 0, 0, 0, 0, 0, COMP, "I64MOD", TGSI_OPCODE_I64MOD },
    289    { 1, 2, 0, 0, 0, 0, 0, COMP, "U64MOD", TGSI_OPCODE_U64MOD },
    290    { 1, 2, 0, 0, 0, 0, 0, COMP, "DDIV", TGSI_OPCODE_DDIV },
    291 };
    292 
    293 const struct tgsi_opcode_info *
    294 tgsi_get_opcode_info( uint opcode )
    295 {
    296    static boolean firsttime = 1;
    297 
    298    if (firsttime) {
    299       unsigned i;
    300       firsttime = 0;
    301       for (i = 0; i < ARRAY_SIZE(opcode_info); i++)
    302          assert(opcode_info[i].opcode == i);
    303    }
    304 
    305    if (opcode < TGSI_OPCODE_LAST)
    306       return &opcode_info[opcode];
    307 
    308    assert( 0 );
    309    return NULL;
    310 }
    311 
    312 
    313 const char *
    314 tgsi_get_opcode_name( uint opcode )
    315 {
    316    const struct tgsi_opcode_info *info = tgsi_get_opcode_info(opcode);
    317    return info->mnemonic;
    318 }
    319 
    320 
    321 const char *
    322 tgsi_get_processor_name( uint processor )
    323 {
    324    switch (processor) {
    325    case PIPE_SHADER_VERTEX:
    326       return "vertex shader";
    327    case PIPE_SHADER_FRAGMENT:
    328       return "fragment shader";
    329    case PIPE_SHADER_GEOMETRY:
    330       return "geometry shader";
    331    case PIPE_SHADER_TESS_CTRL:
    332       return "tessellation control shader";
    333    case PIPE_SHADER_TESS_EVAL:
    334       return "tessellation evaluation shader";
    335    default:
    336       return "unknown shader type!";
    337    }
    338 }
    339 
    340 /**
    341  * Infer the type (of the dst) of the opcode.
    342  *
    343  * MOV and UCMP is special so return VOID
    344  */
    345 static inline enum tgsi_opcode_type
    346 tgsi_opcode_infer_type( uint opcode )
    347 {
    348    switch (opcode) {
    349    case TGSI_OPCODE_MOV:
    350    case TGSI_OPCODE_UCMP:
    351       return TGSI_TYPE_UNTYPED;
    352    case TGSI_OPCODE_NOT:
    353    case TGSI_OPCODE_SHL:
    354    case TGSI_OPCODE_AND:
    355    case TGSI_OPCODE_OR:
    356    case TGSI_OPCODE_XOR:
    357    case TGSI_OPCODE_SAD: /* XXX some src args may be signed for SAD ? */
    358    case TGSI_OPCODE_TXQ:
    359    case TGSI_OPCODE_TXQ_LZ:
    360    case TGSI_OPCODE_TXQS:
    361    case TGSI_OPCODE_F2U:
    362    case TGSI_OPCODE_UDIV:
    363    case TGSI_OPCODE_UMAD:
    364    case TGSI_OPCODE_UMAX:
    365    case TGSI_OPCODE_UMIN:
    366    case TGSI_OPCODE_UMOD:
    367    case TGSI_OPCODE_UMUL:
    368    case TGSI_OPCODE_USEQ:
    369    case TGSI_OPCODE_USGE:
    370    case TGSI_OPCODE_USHR:
    371    case TGSI_OPCODE_USLT:
    372    case TGSI_OPCODE_USNE:
    373    case TGSI_OPCODE_SVIEWINFO:
    374    case TGSI_OPCODE_UMUL_HI:
    375    case TGSI_OPCODE_UBFE:
    376    case TGSI_OPCODE_BFI:
    377    case TGSI_OPCODE_BREV:
    378    case TGSI_OPCODE_POPC:
    379    case TGSI_OPCODE_LSB:
    380    case TGSI_OPCODE_UMSB:
    381       return TGSI_TYPE_UNSIGNED;
    382    case TGSI_OPCODE_ARL:
    383    case TGSI_OPCODE_ARR:
    384    case TGSI_OPCODE_MOD:
    385    case TGSI_OPCODE_F2I:
    386    case TGSI_OPCODE_FSEQ:
    387    case TGSI_OPCODE_FSGE:
    388    case TGSI_OPCODE_FSLT:
    389    case TGSI_OPCODE_FSNE:
    390    case TGSI_OPCODE_IDIV:
    391    case TGSI_OPCODE_IMAX:
    392    case TGSI_OPCODE_IMIN:
    393    case TGSI_OPCODE_INEG:
    394    case TGSI_OPCODE_ISGE:
    395    case TGSI_OPCODE_ISHR:
    396    case TGSI_OPCODE_ISLT:
    397    case TGSI_OPCODE_UADD:
    398    case TGSI_OPCODE_UARL:
    399    case TGSI_OPCODE_IABS:
    400    case TGSI_OPCODE_ISSG:
    401    case TGSI_OPCODE_IMUL_HI:
    402    case TGSI_OPCODE_IBFE:
    403    case TGSI_OPCODE_IMSB:
    404    case TGSI_OPCODE_DSEQ:
    405    case TGSI_OPCODE_DSGE:
    406    case TGSI_OPCODE_DSLT:
    407    case TGSI_OPCODE_DSNE:
    408    case TGSI_OPCODE_U64SEQ:
    409    case TGSI_OPCODE_U64SNE:
    410    case TGSI_OPCODE_U64SLT:
    411    case TGSI_OPCODE_U64SGE:
    412    case TGSI_OPCODE_I64SLT:
    413    case TGSI_OPCODE_I64SGE:
    414       return TGSI_TYPE_SIGNED;
    415    case TGSI_OPCODE_DADD:
    416    case TGSI_OPCODE_DABS:
    417    case TGSI_OPCODE_DFMA:
    418    case TGSI_OPCODE_DNEG:
    419    case TGSI_OPCODE_DMUL:
    420    case TGSI_OPCODE_DMAX:
    421    case TGSI_OPCODE_DDIV:
    422    case TGSI_OPCODE_DMIN:
    423    case TGSI_OPCODE_DRCP:
    424    case TGSI_OPCODE_DSQRT:
    425    case TGSI_OPCODE_DMAD:
    426    case TGSI_OPCODE_DLDEXP:
    427    case TGSI_OPCODE_DFRACEXP:
    428    case TGSI_OPCODE_DFRAC:
    429    case TGSI_OPCODE_DRSQ:
    430    case TGSI_OPCODE_DTRUNC:
    431    case TGSI_OPCODE_DCEIL:
    432    case TGSI_OPCODE_DFLR:
    433    case TGSI_OPCODE_DROUND:
    434    case TGSI_OPCODE_DSSG:
    435    case TGSI_OPCODE_F2D:
    436    case TGSI_OPCODE_I2D:
    437    case TGSI_OPCODE_U2D:
    438    case TGSI_OPCODE_U642D:
    439    case TGSI_OPCODE_I642D:
    440       return TGSI_TYPE_DOUBLE;
    441    case TGSI_OPCODE_U64MAX:
    442    case TGSI_OPCODE_U64MIN:
    443    case TGSI_OPCODE_U64ADD:
    444    case TGSI_OPCODE_U64MUL:
    445    case TGSI_OPCODE_U64DIV:
    446    case TGSI_OPCODE_U64MOD:
    447    case TGSI_OPCODE_U64SHL:
    448    case TGSI_OPCODE_U64SHR:
    449    case TGSI_OPCODE_F2U64:
    450    case TGSI_OPCODE_D2U64:
    451       return TGSI_TYPE_UNSIGNED64;
    452    case TGSI_OPCODE_I64MAX:
    453    case TGSI_OPCODE_I64MIN:
    454    case TGSI_OPCODE_I64ABS:
    455    case TGSI_OPCODE_I64SSG:
    456    case TGSI_OPCODE_I64NEG:
    457    case TGSI_OPCODE_I64SHR:
    458    case TGSI_OPCODE_I64DIV:
    459    case TGSI_OPCODE_I64MOD:
    460    case TGSI_OPCODE_F2I64:
    461    case TGSI_OPCODE_U2I64:
    462    case TGSI_OPCODE_I2I64:
    463    case TGSI_OPCODE_D2I64:
    464       return TGSI_TYPE_SIGNED64;
    465    default:
    466       return TGSI_TYPE_FLOAT;
    467    }
    468 }
    469 
    470 /*
    471  * infer the source type of a TGSI opcode.
    472  */
    473 enum tgsi_opcode_type
    474 tgsi_opcode_infer_src_type( uint opcode )
    475 {
    476    switch (opcode) {
    477    case TGSI_OPCODE_UIF:
    478    case TGSI_OPCODE_TXF:
    479    case TGSI_OPCODE_BREAKC:
    480    case TGSI_OPCODE_U2F:
    481    case TGSI_OPCODE_U2D:
    482    case TGSI_OPCODE_UADD:
    483    case TGSI_OPCODE_SWITCH:
    484    case TGSI_OPCODE_CASE:
    485    case TGSI_OPCODE_SAMPLE_I:
    486    case TGSI_OPCODE_SAMPLE_I_MS:
    487    case TGSI_OPCODE_UMUL_HI:
    488    case TGSI_OPCODE_UP2H:
    489    case TGSI_OPCODE_U2I64:
    490    case TGSI_OPCODE_MEMBAR:
    491       return TGSI_TYPE_UNSIGNED;
    492    case TGSI_OPCODE_IMUL_HI:
    493    case TGSI_OPCODE_I2F:
    494    case TGSI_OPCODE_I2D:
    495    case TGSI_OPCODE_I2I64:
    496       return TGSI_TYPE_SIGNED;
    497    case TGSI_OPCODE_ARL:
    498    case TGSI_OPCODE_ARR:
    499    case TGSI_OPCODE_TXQ_LZ:
    500    case TGSI_OPCODE_F2D:
    501    case TGSI_OPCODE_F2I:
    502    case TGSI_OPCODE_F2U:
    503    case TGSI_OPCODE_FSEQ:
    504    case TGSI_OPCODE_FSGE:
    505    case TGSI_OPCODE_FSLT:
    506    case TGSI_OPCODE_FSNE:
    507    case TGSI_OPCODE_UCMP:
    508    case TGSI_OPCODE_F2U64:
    509    case TGSI_OPCODE_F2I64:
    510       return TGSI_TYPE_FLOAT;
    511    case TGSI_OPCODE_D2F:
    512    case TGSI_OPCODE_D2U:
    513    case TGSI_OPCODE_D2I:
    514    case TGSI_OPCODE_DSEQ:
    515    case TGSI_OPCODE_DSGE:
    516    case TGSI_OPCODE_DSLT:
    517    case TGSI_OPCODE_DSNE:
    518    case TGSI_OPCODE_D2U64:
    519    case TGSI_OPCODE_D2I64:
    520       return TGSI_TYPE_DOUBLE;
    521    case TGSI_OPCODE_U64SEQ:
    522    case TGSI_OPCODE_U64SNE:
    523    case TGSI_OPCODE_U64SLT:
    524    case TGSI_OPCODE_U64SGE:
    525    case TGSI_OPCODE_U642F:
    526    case TGSI_OPCODE_U642D:
    527       return TGSI_TYPE_UNSIGNED64;
    528    case TGSI_OPCODE_I64SLT:
    529    case TGSI_OPCODE_I64SGE:
    530    case TGSI_OPCODE_I642F:
    531    case TGSI_OPCODE_I642D:
    532             return TGSI_TYPE_SIGNED64;
    533    default:
    534       return tgsi_opcode_infer_type(opcode);
    535    }
    536 }
    537 
    538 /*
    539  * infer the destination type of a TGSI opcode.
    540  */
    541 enum tgsi_opcode_type
    542 tgsi_opcode_infer_dst_type( uint opcode )
    543 {
    544    return tgsi_opcode_infer_type(opcode);
    545 }
    546