def __init__(self, value, lineno, offset=None):
global SYMBOL_TABLE
Symbol.__init__(self, value, 'ID')
self.id = value
self.filename = gl.FILENAME # In which file was first used
self.lineno = lineno # In which line was first used
self._class = None
self._mangled = '_%s' % value # This value will be overriden later
self.t = self._mangled
self.declared = False # if declared (DIM var AS <type>) this must be True
self._type = None # Unknown type
self.offset = offset # For local variables, offset from top of the stack
self.default_value = None # If defined, variable will be initialized with this value (Arrays = List of Bytes)
self.scope = 'global' # One of 'global', 'parameter', 'local'
self.byref = False # By default, it's a global var
self.default_value = None # For variables, this is the default initalized value
self.__kind = None # If not None, it should be one of 'function' or 'sub'
self.addr = None # If not None, the address of this symbol (string)
self.alias = None # If not None, this var is an alias of another
self.aliased_by = [] # Which variables are an alias of this one
self.referenced_by = [
] # Which objects do use this one (e.g. sentences using this variable)
self.references = [
] # Objects referenced by this one (e.g. variables used in this sentence)
self.accessed = False # Where this object has been accessed (if false it might be not compiled, since it is useless)
self.caseins = OPTIONS.case_insensitive.value # Whether this ID is case insensitive or not
def __init__(self, symbol, _type):
Symbol.__init__(self, symbol._mangled, "PARAMDECL")
self.entry = symbol
self.__size = TYPE_SIZES[self._type]
self.__size = self.__size + (self.__size % 2) # Make it even-sized (Float and Byte)
self.byref = OPTIONS.byref.value # By default all params By value (false)
self.offset = None # Set by PARAMLIST, contains positive offset from top of the stack
def __init__(self, lineno, byref = False):
''' Initializes the argument data. Byref must be set
to True if this Argument is passed by reference.
'''
Symbol.__init__(self, None, 'ARGUMENT')
self.lineno = lineno
self.byref = byref
def __init__(self, symbol, _type):
Symbol.__init__(self, symbol._mangled, 'PARAMDECL')
self.entry = symbol
self.__size = TYPE_SIZES[self._type]
self.__size = self.__size + (self.__size % 2) # Make it even-sized (Float and Byte)
self.byref = OPTIONS.byref.value # By default all params By value (false)
self.offset = None # Set by PARAMLIST, contains positive offset from top of the stack
def __init__(self, value, lineno, offset=None):
global SYMBOL_TABLE
Symbol.__init__(self, value, "ID")
self.id = value
self.filename = gl.FILENAME # In which file was first used
self.lineno = lineno # In which line was first used
self._class = None
self._mangled = "_%s" % value # This value will be overriden later
self.t = self._mangled
self.declared = False # if declared (DIM var AS <type>) this must be True
self._type = None # Unknown type
self.offset = offset # For local variables, offset from top of the stack
self.default_value = None # If defined, variable will be initialized with this value (Arrays = List of Bytes)
self.scope = "global" # One of 'global', 'parameter', 'local'
self.byref = False # By default, it's a global var
self.default_value = None # For variables, this is the default initalized value
self.__kind = None # If not None, it should be one of 'function' or 'sub'
self.addr = None # If not None, the address of this symbol (string)
self.alias = None # If not None, this var is an alias of another
self.aliased_by = [] # Which variables are an alias of this one
self.referenced_by = [] # Which objects do use this one (e.g. sentences using this variable)
self.references = [] # Objects referenced by this one (e.g. variables used in this sentence)
self.accessed = (
False
) # Where this object has been accessed (if false it might be not compiled, since it is useless)
self.caseins = OPTIONS.case_insensitive.value # Whether this ID is case insensitive or not
def __init__(self, lineno, byref=False):
''' Initializes the argument data. Byref must be set
to True if this Argument is passed by reference.
'''
Symbol.__init__(self, None, 'ARGUMENT')
self.lineno = lineno
self.byref = byref
def __init__(self, left, treedef_list):
''' Constructor. Requires Symbol S and a list [ ] of
TreeDefs objects
'''
Symbol.__init__(self)
self.left = left # Tree symbol (left side of the rule, S symbol)
self.defs = {}
self.add_alternatives(treedef_list)
def __init__(self, terminal, arglist = None, generator = None):
Symbol.__init__(self)
self.first = terminal # 1st symbol in the right side
self.arglist = arglist # Optional arglist
# If no generator specified, a default one is created
# which will just return a string of the terminal
self.generator = generator # Optional generator function
def __init__(self, _type, lineno, implicit = False):
''' Implicit = True if this type has been
"inferred" by default, or by the expression surrounding
the ID.
'''
Symbol.__init__(self, _type, 'TYPE')
self._type = _type
self.size = TYPE_SIZES[self._type]
self.lineno = lineno
self.implicit = implicit
def __init__(self, arglistOrTerminal, terminal = None):
''' Creates an argument list, by concatenaing an arglist
+ a terminal. If only a terminal is specified, then
it is converted to a list.
'''
Symbol.__init__(self)
self.list = []
if terminal is None:
self.list += [arglistOrTerminal]
else:
self.list = arglistOrTerminal.list + [terminal]
def __init__(self, value, _type = None, lineno = None):
if lineno is None:
raise ValueError # This should be changed to another exception
Symbol.__init__(self, value, 'NUMBER')
if int(value) == value:
value = int(value)
self.value = value
if _type is not None:
self._type = _type
elif isinstance(value, float):
if -32768.0 < value < 32767:
self._type = 'fixed'
else:
self._type = 'float'
elif isinstance(value, int):
if 0 <= value < 256:
self._type = 'u8'
elif -128 <= value < 128:
self._type = 'i8'
elif 0 <= value < 65536:
self._type = 'u16'
elif -32768 <= value < 32768:
self._type = 'i16'
elif value < 0:
self._type = 'i32'
else:
self._type = 'u32'
self.t = value
self.lineno = lineno
def __init__(self, symbol):
Symbol.__init__(self, symbol._mangled, 'FUNCDECL')
self.fname = symbol.id
self._mangled = symbol._mangled
self.entry = symbol # Symbol table entry
def __init__(self, oper, lineno):
Symbol.__init__(self, oper, "UNARY")
self.left = None # Must be set by make_unary
self.t = optemps.new_t()
self.lineno = lineno
def __init__(self, oper, lineno):
Symbol.__init__(self, oper, 'BINARY')
self.left = None # Must be set by make_binary
self.right = None
self.t = optemps.new_t()
self.lineno = lineno
def __init__(self, lineno, symbol, name = 'FUNCCALL'):
Symbol.__init__(self, symbol._mangled, name) # Func. call / array access
self.entry = symbol
self.t = optemps.new_t()
self.lineno = lineno
def __init__(self, lineno, expr):
Symbol.__init__(self, None, 'CONST')
self.expr = expr
self.lineno = lineno
def __init__(self):
Symbol.__init__(self, None, 'ARGLIST')
self.count = 0 # Number of params
def __init__(self):
Symbol.__init__(self, None, 'BOUNDLIST')
self.size = 0 # Total number of array cells
self.count = 0 # Number of bounds
def __init__(self):
Symbol.__init__(self, None, 'BOUNDLIST')
self.size = 0 # Total number of array cells
self.count = 0 # Number of bounds
def __init__(self, new_type):
Symbol.__init__(self, new_type, 'CAST')
self.t = optemps.new_t()
self._type = new_type
def __init__(self, symbol):
Symbol.__init__(self, symbol._mangled, 'FUNCDECL')
self.fname = symbol.id
self._mangled = symbol._mangled
self.entry = symbol # Symbol table entry
def __init__(self, lineno):
Symbol.__init__(self, None, 'STRSLICE')
self.lineno = lineno
self._type = 'string'
self.t = optemps.new_t()
def __init__(self, sentence):
Symbol.__init__(self, None, sentence)
self.args = None # Must be set o an array of args. by make_sentence
def __init__(self, symbol):
Symbol.__init__(self, symbol._mangled, 'ARRAYDECL')
self._type = symbol._type
self.size = symbol.total_size # Total array cell + index size
self.entry = symbol
self.bounds = symbol.bounds
def __init__(self, symbol):
Symbol.__init__(self, symbol._mangled, 'ARRAYDECL')
self._type = symbol._type
self.size = symbol.total_size # Total array cell + index size
self.entry = symbol
self.bounds = symbol.bounds
def __init__(self, sentence):
Symbol.__init__(self, None, sentence)
self.args = None # Must be set o an array of args. by make_sentence
def __init__(self, symbol):
Symbol.__init__(self, symbol._mangled, 'VARDECL')
self._type = symbol._type
self.size = symbol.size
self.entry = symbol
def __init__(self, text):
Symbol.__init__(self, text = text)
def __init__(self):
Symbol.__init__(self, None, 'BLOCK')
def __init__(self, value, lineno):
Symbol.__init__(self, value, 'STRING')
self._type = 'string'
self.lineno = lineno
self.t = value
def __init__(self):
Symbol.__init__(self, None, 'PARAMLIST')
self.size = 0 # Will contain the sum of all the params size (byte params counts as 2 bytes)
self.count = 0 # Counter of number of params
def __init__(self, category, dictionary):
Symbol.__init__(self, category, dictionary, self)
Scope.__init__(self)
def __init__(self, lower, upper):
Symbol.__init__(self, None, 'BOUND')
self.lower = lower
self.upper = upper
self.size = upper - lower + 1
def __init__(self, lineno):
Symbol.__init__(self, None, "STRSLICE")
self.lineno = lineno
self._type = "string"
self.t = optemps.new_t()
def __init__(self, oper, lineno):
Symbol.__init__(self, oper, 'BINARY')
self.left = None # Must be set by make_binary
self.right = None
self.t = optemps.new_t()
self.lineno = lineno
def __init__(self, asm, lineno):
Symbol.__init__(self, asm, 'ASM')
self.lineno = lineno
def __init__(self):
Symbol.__init__(self, None, 'PARAMLIST')
self.size = 0 # Will contain the sum of all the params size (byte params counts as 2 bytes)
self.count = 0 # Counter of number of params
