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support xmm registers

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This commit is contained in:
Andrew Dutcher
2016-06-29 03:56:53 -07:00
parent 236b6e9085
commit 4a8f52ae7f
2 changed files with 34 additions and 0 deletions
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18
bindings/python/unicorn/unicorn.py
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@ -202,6 +202,14 @@ class uc_x86_float80(ctypes.Structure):
]
class uc_x86_xmm(ctypes.Structure):
"""128-bit xmm register"""
_fields_ = [
("lowdword", ctypes.c_uint64),
("highdword", ctypes.c_uint64),
]
class Uc(object):
def __init__(self, arch, mode):
# verify version compatibility with the core before doing anything
@ -260,6 +268,12 @@ class Uc(object):
if status != uc.UC_ERR_OK:
raise UcError(status)
return reg.mantissa, reg.exponent
if reg_id in range(x86_const.UC_X86_REG_XMM0, x86_const.UC_X86_REG_XMM0+8):
reg = uc_x86_xmm()
status = _uc.uc_reg_read(self._uch, reg_id, ctypes.byref(reg))
if status != uc.UC_ERR_OK:
raise UcError(status)
return reg.lowdword | (reg.highdword << 64)
# read to 64bit number to be safe
reg = ctypes.c_int64(0)
@ -284,6 +298,10 @@ class Uc(object):
reg = uc_x86_float80()
reg.mantissa = value[0]
reg.exponent = value[1]
if reg_id in range(x86_const.UC_X86_REG_XMM0, x86_const.UC_X86_REG_XMM0+8):
reg = uc_x86_xmm()
reg.lowdword = value & 0xffffffffffffffff
reg.highdword = value >> 64
if reg is None:
# convert to 64bit number to be safe