unicorn/tests/regress/x86_eflags.py

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#!/usr/bin/python
import regress
import unicorn as U
class WrongEFLAGS2(regress.RegressTest):
def test_eflags(self):
# imul eax, ebx
CODE = '\x0f\xaf\xc3'
uc = U.Uc(U.UC_ARCH_X86, U.UC_MODE_32)
uc.reg_write(U.x86_const.UC_X86_REG_EAX, 16)
uc.reg_write(U.x86_const.UC_X86_REG_EBX, 1)
uc.reg_write(U.x86_const.UC_X86_REG_EFLAGS, 0x292)
uc.mem_map(0x600000, 0x1000)
uc.mem_write(0x6000b0, CODE)
uc.emu_start(0x6000b0, 0, count=1)
# Here's the original execution trace for this on actual hardware.
#
# (gdb) x/i $eip
# => 0x804aae5: imul eax,DWORD PTR [ebp-0x8]
# (gdb) p/x $eax
# $2 = 0x10
# (gdb) x/wx $ebp-8
# 0xbaaaad4c: 0x00000001
# (gdb) p/x $eflags
# $3 = 0x292
# (gdb) si
# 0x0804aae9 in ?? ()
# (gdb) p/x $eflags
# $4 = 0x202
self.assertEqual(0x202, uc.reg_read(U.x86_const.UC_X86_REG_EFLAGS))
if __name__ == '__main__':
regress.main()