llvm--emulator/ll.py

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2017-10-29 12:52:19 +00:00
"""Data structure for LLVM AST."""
from collections import namedtuple
from enum import Enum
class SimpleType(Enum):
"""Simple types in LLVM."""
Void = 1
I1 = 2
I8 = 3
I32 = 4
I64 = 5
Program = namedtuple('Program', ['tdecls', 'gdecls', 'fdecls'])
TypeDec = namedtuple('TypeDec', ['name', 'body'])
PointerType = namedtuple('PointerType', ['inner_ty'])
StructType = namedtuple('StructType', ['fields'])
ArrayType = namedtuple('ArrayType', ['length', 'inner_ty'])
FunctionType = namedtuple('FunctionType', ['return_ty', 'parameters'])
NamedType = namedtuple('NamedType', ['other_name'])
GlobalDec = namedtuple('GlobalDec', ['name', 'ty', 'body'])
GNull = namedtuple('GNull', [])
GGid = namedtuple('GGid', ['val'])
GInt = namedtuple('GInt', ['val'])
GString = namedtuple('GString', ['val'])
GArray = namedtuple('GArray', ['entries'])
GStruct = namedtuple('GStruct', ['fields'])
FunctionDec = namedtuple('FunctionDec', ['return_type', 'name', 'parameters', 'body'])
FunctionBody = namedtuple('FunctionBody', ['first_block', 'named_blocks'])
Block = namedtuple('Block', ['insns', 'terminator'])
Binop = namedtuple('Binop', ['bop', 'ty', 'left', 'right'])
Alloca = namedtuple('Alloca', ['ty'])
Load = namedtuple('Load', ['ty', 'oper'])
Store = namedtuple('Store', ['ty', 'value', 'location'])
Icmp = namedtuple('Icmp', ['cnd', 'ty', 'left', 'right'])
Call = namedtuple('Call', ['return_ty', 'callee', 'arguments'])
Bitcast = namedtuple('Bitcast', ['from_ty', 'oper', 'to_ty'])
Gep = namedtuple('Gep', ['base_ty', 'oper_ty', 'oper', 'steps'])
Zext = namedtuple('Zext', ['from_ty', 'oper', 'to_ty'])
Ptrtoint = namedtuple('Ptrtoint', ['pointer_ty', 'oper', 'to_ty'])
Ret = namedtuple('Ret', ['ty', 'oper'])
Br = namedtuple('Br', ['label'])
Cbr = namedtuple('Cbr', ['ty', 'oper', 'then_label', 'else_label'])
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Null = namedtuple('Null', [])
Const = namedtuple('Const', ['val'])
Gid = namedtuple('Gid', ['val'])
Id = namedtuple('Id', ['val'])