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oot/tools/set_o32abi_bit.py
Lucas Shaw 02fc5287cc
code_80106550 / llcvt.c and code_80104450 / ortho.c OK (#163)
* llcvt.c OK, added script from mm decomp to set mips3

* ortho.c OK

* added entries to functions.h

* named guNormalize.s
2020-05-27 03:48:07 -04:00

26 lines
712 B
Python

#!/usr/bin/env python3
import argparse, struct, sys
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('file', help='input file')
args = parser.parse_args()
with open(args.file, 'r+b') as f:
magic = struct.unpack('>I', f.read(4))[0]
if magic != 0x7F454C46:
print('Error: Not an ELF file')
sys.exit(1)
f.seek(36)
flags = struct.unpack('>I', f.read(4))[0]
if flags & 0xF0000000 != 0x20000000: # test for mips3
print('Error: Architecture not mips3')
sys.exit(1)
flags |= 0x00001000 # set EF_MIPS_ABI_O32
f.seek(36)
f.write(struct.pack('>I', flags))