unicorn/tests/regress/mips_branch_delay.py
2015-12-10 13:09:31 +11:00

37 lines
1.0 KiB
Python
Executable File

#!/usr/bin/python
from capstone import *
from unicorn import *
import regress
class MipsBranchDelay(regress.RegressTest):
def runTest(self):
md = Cs(CS_ARCH_MIPS, CS_MODE_MIPS32 + CS_MODE_LITTLE_ENDIAN)
def disas(code, addr):
for i in md.disasm(code, addr):
print '0x%x: %s %-6s %s' % (i.address, str(i.bytes).encode('hex'), i.mnemonic, i.op_str)
def hook_code(uc, addr, size, _):
mem = str(uc.mem_read(addr, size))
disas(mem, addr)
CODE = 0x400000
asm = '0000a4126a00822800000000'.decode('hex') # beq $a0, $s5, 0x4008a0; slti $v0, $a0, 0x6a; nop
print 'Input instructions:'
disas(asm, CODE)
print
print 'Hooked instructions:'
uc = Uc(UC_ARCH_MIPS, UC_MODE_MIPS32 + UC_MODE_LITTLE_ENDIAN)
uc.hook_add(UC_HOOK_CODE, hook_code)
uc.mem_map(CODE, 0x1000)
uc.mem_write(CODE, asm)
self.assertEqual(None, uc.emu_start(CODE, CODE + len(asm)))
if __name__ == '__main__':
regress.main()