symbian-qemu-0.9.1-12/python-win32-2.6.1/lib/opcode.py
changeset 1 2fb8b9db1c86
equal deleted inserted replaced
0:ffa851df0825 1:2fb8b9db1c86
       
     1 
       
     2 """
       
     3 opcode module - potentially shared between dis and other modules which
       
     4 operate on bytecodes (e.g. peephole optimizers).
       
     5 """
       
     6 
       
     7 __all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
       
     8            "haslocal", "hascompare", "hasfree", "opname", "opmap",
       
     9            "HAVE_ARGUMENT", "EXTENDED_ARG"]
       
    10 
       
    11 cmp_op = ('<', '<=', '==', '!=', '>', '>=', 'in', 'not in', 'is',
       
    12         'is not', 'exception match', 'BAD')
       
    13 
       
    14 hasconst = []
       
    15 hasname = []
       
    16 hasjrel = []
       
    17 hasjabs = []
       
    18 haslocal = []
       
    19 hascompare = []
       
    20 hasfree = []
       
    21 
       
    22 opmap = {}
       
    23 opname = [''] * 256
       
    24 for op in range(256): opname[op] = '<%r>' % (op,)
       
    25 del op
       
    26 
       
    27 def def_op(name, op):
       
    28     opname[op] = name
       
    29     opmap[name] = op
       
    30 
       
    31 def name_op(name, op):
       
    32     def_op(name, op)
       
    33     hasname.append(op)
       
    34 
       
    35 def jrel_op(name, op):
       
    36     def_op(name, op)
       
    37     hasjrel.append(op)
       
    38 
       
    39 def jabs_op(name, op):
       
    40     def_op(name, op)
       
    41     hasjabs.append(op)
       
    42 
       
    43 # Instruction opcodes for compiled code
       
    44 # Blank lines correspond to available opcodes
       
    45 
       
    46 def_op('STOP_CODE', 0)
       
    47 def_op('POP_TOP', 1)
       
    48 def_op('ROT_TWO', 2)
       
    49 def_op('ROT_THREE', 3)
       
    50 def_op('DUP_TOP', 4)
       
    51 def_op('ROT_FOUR', 5)
       
    52 
       
    53 def_op('NOP', 9)
       
    54 def_op('UNARY_POSITIVE', 10)
       
    55 def_op('UNARY_NEGATIVE', 11)
       
    56 def_op('UNARY_NOT', 12)
       
    57 def_op('UNARY_CONVERT', 13)
       
    58 
       
    59 def_op('UNARY_INVERT', 15)
       
    60 
       
    61 def_op('LIST_APPEND', 18)
       
    62 def_op('BINARY_POWER', 19)
       
    63 def_op('BINARY_MULTIPLY', 20)
       
    64 def_op('BINARY_DIVIDE', 21)
       
    65 def_op('BINARY_MODULO', 22)
       
    66 def_op('BINARY_ADD', 23)
       
    67 def_op('BINARY_SUBTRACT', 24)
       
    68 def_op('BINARY_SUBSCR', 25)
       
    69 def_op('BINARY_FLOOR_DIVIDE', 26)
       
    70 def_op('BINARY_TRUE_DIVIDE', 27)
       
    71 def_op('INPLACE_FLOOR_DIVIDE', 28)
       
    72 def_op('INPLACE_TRUE_DIVIDE', 29)
       
    73 def_op('SLICE+0', 30)
       
    74 def_op('SLICE+1', 31)
       
    75 def_op('SLICE+2', 32)
       
    76 def_op('SLICE+3', 33)
       
    77 
       
    78 def_op('STORE_SLICE+0', 40)
       
    79 def_op('STORE_SLICE+1', 41)
       
    80 def_op('STORE_SLICE+2', 42)
       
    81 def_op('STORE_SLICE+3', 43)
       
    82 
       
    83 def_op('DELETE_SLICE+0', 50)
       
    84 def_op('DELETE_SLICE+1', 51)
       
    85 def_op('DELETE_SLICE+2', 52)
       
    86 def_op('DELETE_SLICE+3', 53)
       
    87 
       
    88 def_op('STORE_MAP', 54)
       
    89 def_op('INPLACE_ADD', 55)
       
    90 def_op('INPLACE_SUBTRACT', 56)
       
    91 def_op('INPLACE_MULTIPLY', 57)
       
    92 def_op('INPLACE_DIVIDE', 58)
       
    93 def_op('INPLACE_MODULO', 59)
       
    94 def_op('STORE_SUBSCR', 60)
       
    95 def_op('DELETE_SUBSCR', 61)
       
    96 def_op('BINARY_LSHIFT', 62)
       
    97 def_op('BINARY_RSHIFT', 63)
       
    98 def_op('BINARY_AND', 64)
       
    99 def_op('BINARY_XOR', 65)
       
   100 def_op('BINARY_OR', 66)
       
   101 def_op('INPLACE_POWER', 67)
       
   102 def_op('GET_ITER', 68)
       
   103 
       
   104 def_op('PRINT_EXPR', 70)
       
   105 def_op('PRINT_ITEM', 71)
       
   106 def_op('PRINT_NEWLINE', 72)
       
   107 def_op('PRINT_ITEM_TO', 73)
       
   108 def_op('PRINT_NEWLINE_TO', 74)
       
   109 def_op('INPLACE_LSHIFT', 75)
       
   110 def_op('INPLACE_RSHIFT', 76)
       
   111 def_op('INPLACE_AND', 77)
       
   112 def_op('INPLACE_XOR', 78)
       
   113 def_op('INPLACE_OR', 79)
       
   114 def_op('BREAK_LOOP', 80)
       
   115 def_op('WITH_CLEANUP', 81)
       
   116 def_op('LOAD_LOCALS', 82)
       
   117 def_op('RETURN_VALUE', 83)
       
   118 def_op('IMPORT_STAR', 84)
       
   119 def_op('EXEC_STMT', 85)
       
   120 def_op('YIELD_VALUE', 86)
       
   121 def_op('POP_BLOCK', 87)
       
   122 def_op('END_FINALLY', 88)
       
   123 def_op('BUILD_CLASS', 89)
       
   124 
       
   125 HAVE_ARGUMENT = 90              # Opcodes from here have an argument:
       
   126 
       
   127 name_op('STORE_NAME', 90)       # Index in name list
       
   128 name_op('DELETE_NAME', 91)      # ""
       
   129 def_op('UNPACK_SEQUENCE', 92)   # Number of tuple items
       
   130 jrel_op('FOR_ITER', 93)
       
   131 
       
   132 name_op('STORE_ATTR', 95)       # Index in name list
       
   133 name_op('DELETE_ATTR', 96)      # ""
       
   134 name_op('STORE_GLOBAL', 97)     # ""
       
   135 name_op('DELETE_GLOBAL', 98)    # ""
       
   136 def_op('DUP_TOPX', 99)          # number of items to duplicate
       
   137 def_op('LOAD_CONST', 100)       # Index in const list
       
   138 hasconst.append(100)
       
   139 name_op('LOAD_NAME', 101)       # Index in name list
       
   140 def_op('BUILD_TUPLE', 102)      # Number of tuple items
       
   141 def_op('BUILD_LIST', 103)       # Number of list items
       
   142 def_op('BUILD_MAP', 104)        # Number of dict entries (upto 255)
       
   143 name_op('LOAD_ATTR', 105)       # Index in name list
       
   144 def_op('COMPARE_OP', 106)       # Comparison operator
       
   145 hascompare.append(106)
       
   146 name_op('IMPORT_NAME', 107)     # Index in name list
       
   147 name_op('IMPORT_FROM', 108)     # Index in name list
       
   148 
       
   149 jrel_op('JUMP_FORWARD', 110)    # Number of bytes to skip
       
   150 jrel_op('JUMP_IF_FALSE', 111)   # ""
       
   151 jrel_op('JUMP_IF_TRUE', 112)    # ""
       
   152 jabs_op('JUMP_ABSOLUTE', 113)   # Target byte offset from beginning of code
       
   153 
       
   154 name_op('LOAD_GLOBAL', 116)     # Index in name list
       
   155 
       
   156 jabs_op('CONTINUE_LOOP', 119)   # Target address
       
   157 jrel_op('SETUP_LOOP', 120)      # Distance to target address
       
   158 jrel_op('SETUP_EXCEPT', 121)    # ""
       
   159 jrel_op('SETUP_FINALLY', 122)   # ""
       
   160 
       
   161 def_op('LOAD_FAST', 124)        # Local variable number
       
   162 haslocal.append(124)
       
   163 def_op('STORE_FAST', 125)       # Local variable number
       
   164 haslocal.append(125)
       
   165 def_op('DELETE_FAST', 126)      # Local variable number
       
   166 haslocal.append(126)
       
   167 
       
   168 def_op('RAISE_VARARGS', 130)    # Number of raise arguments (1, 2, or 3)
       
   169 def_op('CALL_FUNCTION', 131)    # #args + (#kwargs << 8)
       
   170 def_op('MAKE_FUNCTION', 132)    # Number of args with default values
       
   171 def_op('BUILD_SLICE', 133)      # Number of items
       
   172 def_op('MAKE_CLOSURE', 134)
       
   173 def_op('LOAD_CLOSURE', 135)
       
   174 hasfree.append(135)
       
   175 def_op('LOAD_DEREF', 136)
       
   176 hasfree.append(136)
       
   177 def_op('STORE_DEREF', 137)
       
   178 hasfree.append(137)
       
   179 
       
   180 def_op('CALL_FUNCTION_VAR', 140)     # #args + (#kwargs << 8)
       
   181 def_op('CALL_FUNCTION_KW', 141)      # #args + (#kwargs << 8)
       
   182 def_op('CALL_FUNCTION_VAR_KW', 142)  # #args + (#kwargs << 8)
       
   183 def_op('EXTENDED_ARG', 143)
       
   184 EXTENDED_ARG = 143
       
   185 
       
   186 del def_op, name_op, jrel_op, jabs_op