compilers/linux86-0.16.17/as/opcode.h

   1 /* opcode.h - routine numbers and special opcodes for assembler */
   2
   3 enum
   4 {
   5 /* Pseudo-op routine numbers.
   6  * Conditionals are first - this is used to test if op is a conditional.
   7  */
   8     ELSEOP,
   9     ELSEIFOP,
  10     ELSEIFCOP,
  11     ENDIFOP,
  12     IFOP,
  13     IFCOP,
  14
  15 #define MIN_NONCOND     ALIGNOP
  16     ALIGNOP,
  17     ASCIZOP,
  18     BLKWOP,
  19     BLOCKOP,
  20     BSSOP,
  21     COMMOP,
  22     COMMOP1,
  23     DATAOP,
  24     ENDBOP,
  25     ENTEROP,
  26     ENTRYOP,
  27     EQUOP,
  28     EVENOP,
  29     EXPORTOP,
  30     FAILOP,
  31     FCBOP,
  32     FCCOP,
  33     FDBOP,
  34 #if SIZEOF_OFFSET_T > 2
  35     FQBOP,
  36 #endif
  37     GETOP,
  38     GLOBLOP,
  39     IDENTOP,
  40     IMPORTOP,
  41     LCOMMOP,
  42     LCOMMOP1,
  43     LISTOP,
  44     LOCOP,
  45     MACLISTOP,
  46     MACROOP,
  47     MAPOP,
  48     ORGOP,
  49     PROCEOFOP,
  50     RMBOP,
  51     SECTOP,
  52     SETOP,
  53     SETDPOP,
  54     TEXTOP,
  55 #ifdef I80386
  56     USE16OP,
  57     USE32OP,
  58 #endif
  59     WARNOP,
  60
  61 /* Machine-op routine numbers. */
  62 #ifdef I80386
  63     BCC,
  64     BSWAP,
  65     CALL,
  66     CALLI,
  67     DIVMUL,
  68     ENTER,
  69     EwGw,
  70     ExGx,
  71     F_INHER,
  72     F_M,
  73     F_M2,
  74     F_M2_AX,
  75     F_M2_M4,
  76     F_M2_M4_M8,
  77     F_M4_M8_OPTST,
  78     F_M4_M8_ST,
  79     F_M4_M8_STST,
  80     F_M4_M8_M10_ST,
  81     F_M10,
  82     F_OPTST,
  83     F_ST,
  84     F_STST,
  85     F_W_INHER,
  86     F_W_M,
  87     F_W_M2,
  88     F_W_M2_AX,
  89     GROUP1,
  90     GROUP2,
  91     GROUP6,
  92     GROUP7,
  93     GROUP8,
  94     GvEv,
  95     GvMa,
  96     GvMp,
  97     IMUL,
  98     IN,
  99     INCDEC,
 100     INHER,
 101     INHER16,
 102     INHER32,
 103     INHER_A,
 104     INT,
 105     JCC,
 106     JCXZ,
 107     LEA,
 108     MOV,
 109     MOVX,
 110     NEGNOT,
 111     OUT,
 112     PUSHPOP,
 113     RET,
 114     SEG,
 115     SETCC,
 116     SH_DOUBLE,
 117     TEST,
 118     XCHG
 119 #endif /* I80386 */
 120
 121 #ifdef MC6809
 122     ALL,                        /* all address modes allowed, like LDA */
 123     ALTER,                      /* all but immediate, like STA */
 124     IMMED,                      /* immediate only (ANDCC, ORCC) */
 125     INDEXD,                     /* indexed (LEA's) */
 126     INHER,                      /* inherent, like CLC or CLRA */
 127     LONG,                       /* long branches */
 128     SHORT,                      /* short branches */
 129     SSTAK,                      /* S-stack (PSHS, PULS) */
 130     SWAP,                       /* TFR, EXG */
 131     USTAK                       /* U-stack (PSHU,PULU) */
 132 #endif /* MC6809 */
 133 };
 134
 135 /* Special opcodes. */
 136 #ifdef I80386
 137 # define CMP_OPCODE_BASE        0x38
 138 # define CMPSB_OPCODE           0xA6
 139 # define CMPSW_OPCODE           0xA7
 140 # define ESCAPE_OPCODE_BASE     0xD8
 141 # define FST_ENCODED            0x12
 142 # define FSTP_ENCODED           0x13
 143 # define JMP_OPCODE             0xE9
 144 # define JMP_SHORT_OPCODE       0xEB
 145 # define JSR_OPCODE             0xE8
 146 # define MOVSB_OPCODE           0xA4
 147 # define MOVSW_OPCODE           0xA5
 148 # define PAGE1_OPCODE           0x0F
 149 # define POP_OPCODE             0x8F
 150 # define PUSH_OPCODE            0xFF
 151 # define WAIT_OPCODE            0x9B
 152 #endif
 153
 154 #ifdef MC6809
 155 # define JMP_OPCODE             0x7E
 156 # define JSR_OPCODE             0xBD
 157 # define PAGE1_OPCODE           0x10
 158 # define PAGE2_OPCODE           0x11
 159 #endif