You've already forked python-uncompyle6
mirror of
https://github.com/rocky/python-uncompyle6.git
synced 2025-08-04 01:09:52 +08:00
62 lines
1.7 KiB
Python
62 lines
1.7 KiB
Python
"""
|
|
CPython 3.4 bytecode opcodes
|
|
|
|
used in scanner (bytecode disassembly) and parser (Python grammar)
|
|
|
|
This is a superset of Python 3.4's opcode.py with some opcodes that simplify
|
|
parsing and semantic interpretation.
|
|
"""
|
|
|
|
from copy import deepcopy
|
|
|
|
import uncompyle6.opcodes.opcode_3x as opcode_3x
|
|
from uncompyle6.opcodes.opcode_3x import fields2copy, hasfree, rm_op
|
|
|
|
# FIXME: can we DRY this even more?
|
|
|
|
opmap = {}
|
|
opname = [''] * 256
|
|
hasconst = []
|
|
hasjrel = []
|
|
hasjabs = []
|
|
|
|
def def_op(name, op):
|
|
opname[op] = name
|
|
opmap[name] = op
|
|
|
|
for object in fields2copy:
|
|
globals()[object] = deepcopy(getattr(opcode_3x, object))
|
|
|
|
# Below are opcodes changes since Python 3.2
|
|
|
|
rm_op(opname, opmap, 'STOP_CODE', 0)
|
|
rm_op(opname, opmap, 'STORE_LOCALS', 69)
|
|
|
|
# These are new since Python 3.3
|
|
def_op('YIELD_FROM', 72)
|
|
def_op('LOAD_CLASSDEREF', 148)
|
|
hasfree.append(148)
|
|
|
|
def updateGlobal():
|
|
# JUMP_OPs are used in verification are set in the scanner
|
|
# and used in the parser grammar
|
|
globals().update({'PJIF': opmap['POP_JUMP_IF_FALSE']})
|
|
globals().update({'PJIT': opmap['POP_JUMP_IF_TRUE']})
|
|
globals().update({'JA': opmap['JUMP_ABSOLUTE']})
|
|
globals().update({'JF': opmap['JUMP_FORWARD']})
|
|
globals().update(dict([(k.replace('+', '_'), v) for (k, v) in opmap.items()]))
|
|
globals().update({'JUMP_OPs': map(lambda op: opname[op], hasjrel + hasjabs)})
|
|
|
|
updateGlobal()
|
|
|
|
# FIXME: turn into pytest test
|
|
from uncompyle6 import PYTHON_VERSION
|
|
if PYTHON_VERSION == 3.4:
|
|
import dis
|
|
# for item in dis.opmap.items():
|
|
# if item not in opmap.items():
|
|
# print(item)
|
|
assert all(item in opmap.items() for item in dis.opmap.items())
|
|
|
|
# opcode_3x.dump_opcodes(opmap)
|