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comparison python/ir/module.py @ 155:b28a11c01dbe

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Simplified IR classes
author Windel Bouwman
date Sun, 03 Mar 2013 13:20:03 +0100
parents 4e79484a9d47
children 1b4a85bdd99c
comparison
equal deleted inserted replaced
154:81e08e2e7777 155:b28a11c01dbe
1 from .value import Value
2 from .symboltable import SymbolTable 1 from .symboltable import SymbolTable
3 2
4 class Module(Value): 3 class Module:
5 """ 4 """ Main container for a piece of code. Contains globals and functions. """
6 Main container for a piece of code. Contains globals and functions. 5 def __init__(self, name):
7 """ 6 self.name = name
8 def __init__(self, identifier=None):
9 self.identifier = identifier
10 self.functions = [] # Do functions come out of symbol table? 7 self.functions = [] # Do functions come out of symbol table?
11 self.globals_ = [] # TODO: are globals in symbol table? 8 self.globals_ = [] # TODO: are globals in symbol table?
12 self.symtable = SymbolTable() 9 self.symtable = SymbolTable()
13 10
14 Globals = property(lambda self: self.globals_) 11 Globals = property(lambda self: self.globals_)
15 Functions = property(lambda self: self.functions) 12 Functions = property(lambda self: self.functions)
16 Identifier = property(lambda self: self.identifier) 13 Identifier = property(lambda self: self.identifier)
14
15 class Argument:
16 def __init__(self, argtype, name, function):
17 self.t = argtype
18 self.name = name
19 self.function = function
20
21 class Function:
22 def __init__(self, functiontype, name, module):
23 super().__init__()
24 self.functiontype = functiontype
25 self.name = name
26 self.module = module
27
28 self.module.Functions.append(self)
29 self.basicblocks = []
30 self.arguments = []
31 # Construct formal arguments depending on function type
32
33 BasicBlocks = property(lambda self: self.basicblocks)
34 Arguments = property(lambda self: self.arguments)
35 ReturnType = property(lambda self: self.functiontype.returnType)
36 FunctionType = property(lambda self: self.functiontype)
17 37
38 class BasicBlock:
39 """
40 A basic block represents a sequence of instructions without
41 jumps and branches.
42 """
43 def __init__(self):
44 super().__init__()
45 self.instructions = []
46 self.name = None
47 def getInstructions(self):
48 return self.instructions
49 Instructions = property(getInstructions)
50