blob: 666fccd11bb36b1110c54a2db2025641e1eda7bb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
#!/usr/bin/env python3
import argparse
import subprocess
import cxxfilt
from colorama import Fore, Style
from util import utils
parser = argparse.ArgumentParser(description="Diff assembly")
parser.add_argument(
"function", help="Name of the function to diff. Pass | to get a WIP function", nargs="?", default="|")
args, unknown = parser.parse_known_args()
find_wip = args.function == "|"
def find_function_info(name: str):
for info in utils.get_functions():
if info.decomp_name == name or (find_wip and info.status == utils.FunctionStatus.Wip):
return info
for info in utils.get_functions():
if name in cxxfilt.demangle(info.decomp_name):
return info
return None
info = find_function_info(args.function)
if info is not None:
if not info.decomp_name:
utils.fail(f"{args.function} has not been decompiled")
print(
f"diffing: {Style.BRIGHT}{Fore.BLUE}{cxxfilt.demangle(info.decomp_name)}{Style.RESET_ALL} {Style.DIM}({info.decomp_name}){Style.RESET_ALL}")
addr_end = info.addr + info.size
subprocess.call(["tools/asm-differ/diff.py", "-I", "-e", info.decomp_name, "0x%016x" %
info.addr, "0x%016x" % addr_end] + unknown)
if info.status == utils.FunctionStatus.NonMatching:
utils.warn(
f"{info.decomp_name} is marked as non-matching and possibly NOT functionally equivalent")
elif info.status == utils.FunctionStatus.Equivalent:
utils.warn(f"{info.decomp_name} is marked as functionally equivalent but non-matching")
else:
if find_wip:
utils.fail("no WIP function")
utils.fail(
f"unknown function '{args.function}'\nfor constructors and destructors, list the complete object constructor (C1) or destructor (D1)")
|
