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@cedricporter
Created July 10, 2014 12:11
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  1. cedricporter created this gist Jul 10, 2014.
    195 changes: 195 additions & 0 deletions gen_elisp_opcode_replace.py
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,195 @@
    """
    opcode module - potentially shared between dis and other modules which
    operate on bytecodes (e.g. peephole optimizers).
    """

    __all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
    "haslocal", "hascompare", "hasfree", "opname", "opmap",
    "HAVE_ARGUMENT", "EXTENDED_ARG"]

    cmp_op = ('<', '<=', '==', '!=', '>', '>=', 'in', 'not in', 'is',
    'is not', 'exception match', 'BAD')

    hasconst = []
    hasname = []
    hasjrel = []
    hasjabs = []
    haslocal = []
    hascompare = []
    hasfree = []

    opmap = {}
    opname = [''] * 256
    for op in range(256): opname[op] = '<%r>' % (op,)
    del op

    def def_op(name, op):
    print '(replace-string "[opcode: %d]" "[opcode: %d %s]")' % (op, op, name)
    opname[op] = name
    opmap[name] = op


    def name_op(name, op):
    def_op(name, op)
    hasname.append(op)

    def jrel_op(name, op):
    def_op(name, op)
    hasjrel.append(op)

    def jabs_op(name, op):
    def_op(name, op)
    hasjabs.append(op)

    # Instruction opcodes for compiled code
    # Blank lines correspond to available opcodes

    def_op('STOP_CODE', 0)
    def_op('POP_TOP', 1)
    def_op('ROT_TWO', 2)
    def_op('ROT_THREE', 3)
    def_op('DUP_TOP', 4)
    def_op('ROT_FOUR', 5)

    def_op('NOP', 9)
    def_op('UNARY_POSITIVE', 10)
    def_op('UNARY_NEGATIVE', 11)
    def_op('UNARY_NOT', 12)
    def_op('UNARY_CONVERT', 13)

    def_op('UNARY_INVERT', 15)

    def_op('BINARY_POWER', 19)
    def_op('BINARY_MULTIPLY', 20)
    def_op('BINARY_DIVIDE', 21)
    def_op('BINARY_MODULO', 22)
    def_op('BINARY_ADD', 23)
    def_op('BINARY_SUBTRACT', 24)
    def_op('BINARY_SUBSCR', 25)
    def_op('BINARY_FLOOR_DIVIDE', 26)
    def_op('BINARY_TRUE_DIVIDE', 27)
    def_op('INPLACE_FLOOR_DIVIDE', 28)
    def_op('INPLACE_TRUE_DIVIDE', 29)
    def_op('SLICE+0', 30)
    def_op('SLICE+1', 31)
    def_op('SLICE+2', 32)
    def_op('SLICE+3', 33)

    def_op('STORE_SLICE+0', 40)
    def_op('STORE_SLICE+1', 41)
    def_op('STORE_SLICE+2', 42)
    def_op('STORE_SLICE+3', 43)

    def_op('DELETE_SLICE+0', 50)
    def_op('DELETE_SLICE+1', 51)
    def_op('DELETE_SLICE+2', 52)
    def_op('DELETE_SLICE+3', 53)

    def_op('STORE_MAP', 54)
    def_op('INPLACE_ADD', 55)
    def_op('INPLACE_SUBTRACT', 56)
    def_op('INPLACE_MULTIPLY', 57)
    def_op('INPLACE_DIVIDE', 58)
    def_op('INPLACE_MODULO', 59)
    def_op('STORE_SUBSCR', 60)
    def_op('DELETE_SUBSCR', 61)
    def_op('BINARY_LSHIFT', 62)
    def_op('BINARY_RSHIFT', 63)
    def_op('BINARY_AND', 64)
    def_op('BINARY_XOR', 65)
    def_op('BINARY_OR', 66)
    def_op('INPLACE_POWER', 67)
    def_op('GET_ITER', 68)

    def_op('PRINT_EXPR', 70)
    def_op('PRINT_ITEM', 71)
    def_op('PRINT_NEWLINE', 72)
    def_op('PRINT_ITEM_TO', 73)
    def_op('PRINT_NEWLINE_TO', 74)
    def_op('INPLACE_LSHIFT', 75)
    def_op('INPLACE_RSHIFT', 76)
    def_op('INPLACE_AND', 77)
    def_op('INPLACE_XOR', 78)
    def_op('INPLACE_OR', 79)
    def_op('BREAK_LOOP', 80)
    def_op('WITH_CLEANUP', 81)
    def_op('LOAD_LOCALS', 82)
    def_op('RETURN_VALUE', 83)
    def_op('IMPORT_STAR', 84)
    def_op('EXEC_STMT', 85)
    def_op('YIELD_VALUE', 86)
    def_op('POP_BLOCK', 87)
    def_op('END_FINALLY', 88)
    def_op('BUILD_CLASS', 89)

    HAVE_ARGUMENT = 90 # Opcodes from here have an argument:

    name_op('STORE_NAME', 90) # Index in name list
    name_op('DELETE_NAME', 91) # ""
    def_op('UNPACK_SEQUENCE', 92) # Number of tuple items
    jrel_op('FOR_ITER', 93)
    def_op('LIST_APPEND', 94)
    name_op('STORE_ATTR', 95) # Index in name list
    name_op('DELETE_ATTR', 96) # ""
    name_op('STORE_GLOBAL', 97) # ""
    name_op('DELETE_GLOBAL', 98) # ""
    def_op('DUP_TOPX', 99) # number of items to duplicate
    def_op('LOAD_CONST', 100) # Index in const list
    hasconst.append(100)
    name_op('LOAD_NAME', 101) # Index in name list
    def_op('BUILD_TUPLE', 102) # Number of tuple items
    def_op('BUILD_LIST', 103) # Number of list items
    def_op('BUILD_SET', 104) # Number of set items
    def_op('BUILD_MAP', 105) # Number of dict entries (upto 255)
    name_op('LOAD_ATTR', 106) # Index in name list
    def_op('COMPARE_OP', 107) # Comparison operator
    hascompare.append(107)
    name_op('IMPORT_NAME', 108) # Index in name list
    name_op('IMPORT_FROM', 109) # Index in name list
    jrel_op('JUMP_FORWARD', 110) # Number of bytes to skip
    jabs_op('JUMP_IF_FALSE_OR_POP', 111) # Target byte offset from beginning of code
    jabs_op('JUMP_IF_TRUE_OR_POP', 112) # ""
    jabs_op('JUMP_ABSOLUTE', 113) # ""
    jabs_op('POP_JUMP_IF_FALSE', 114) # ""
    jabs_op('POP_JUMP_IF_TRUE', 115) # ""

    name_op('LOAD_GLOBAL', 116) # Index in name list

    jabs_op('CONTINUE_LOOP', 119) # Target address
    jrel_op('SETUP_LOOP', 120) # Distance to target address
    jrel_op('SETUP_EXCEPT', 121) # ""
    jrel_op('SETUP_FINALLY', 122) # ""

    def_op('LOAD_FAST', 124) # Local variable number
    haslocal.append(124)
    def_op('STORE_FAST', 125) # Local variable number
    haslocal.append(125)
    def_op('DELETE_FAST', 126) # Local variable number
    haslocal.append(126)

    def_op('RAISE_VARARGS', 130) # Number of raise arguments (1, 2, or 3)
    def_op('CALL_FUNCTION', 131) # #args + (#kwargs << 8)
    def_op('MAKE_FUNCTION', 132) # Number of args with default values
    def_op('BUILD_SLICE', 133) # Number of items
    def_op('MAKE_CLOSURE', 134)
    def_op('LOAD_CLOSURE', 135)
    hasfree.append(135)
    def_op('LOAD_DEREF', 136)
    hasfree.append(136)
    def_op('STORE_DEREF', 137)
    hasfree.append(137)

    def_op('CALL_FUNCTION_VAR', 140) # #args + (#kwargs << 8)
    def_op('CALL_FUNCTION_KW', 141) # #args + (#kwargs << 8)
    def_op('CALL_FUNCTION_VAR_KW', 142) # #args + (#kwargs << 8)

    jrel_op('SETUP_WITH', 143)

    def_op('EXTENDED_ARG', 145)
    EXTENDED_ARG = 145
    def_op('SET_ADD', 146)
    def_op('MAP_ADD', 147)

    del def_op, name_op, jrel_op, jabs_op