def parse_operand(string, location, tokens):
"""Parse instruction operand.
"""
sizes = {
"dqword" : 128,
"pointer" : 72,
"qword" : 64,
"pointer" : 40,
"dword" : 32,
"word" : 16,
"byte" : 8,
"bit" : 1,
}
if "immediate" in tokens:
imm_str = "".join(tokens["immediate"])
base = 16 if imm_str.startswith("0x") or imm_str.startswith("-0x") else 10
immediate = int(imm_str, base)
oprnd = ReilImmediateOperand(immediate)
if "register" in tokens:
if tokens["register"] in ["e", "empty"]:
oprnd = ReilEmptyOperand()
oprnd.size = 0
else:
name = tokens["register"]
oprnd = ReilRegisterOperand(name)
if "size" in tokens:
size = int(sizes[tokens["size"]])
oprnd.size = size
return [oprnd]
def parse_operand(string, location, tokens):
"""Parse instruction operand.
"""
sizes = {
"dqword": 128,
"pointer": 72,
"qword": 64,
"pointer": 40,
"dword": 32,
"word": 16,
"byte": 8,
"bit": 1,
}
if "immediate" in tokens:
imm_str = "".join(tokens["immediate"])
base = 16 if imm_str.startswith("0x") or imm_str.startswith(
"-0x") else 10
immediate = int(imm_str, base)
oprnd = ReilImmediateOperand(immediate)
if "register" in tokens:
if tokens["register"] in ["e", "empty"]:
oprnd = ReilEmptyOperand()
oprnd.size = 0
else:
name = tokens["register"]
oprnd = ReilRegisterOperand(name)
if "size" in tokens:
size = int(sizes[tokens["size"]])
oprnd.size = size
return [oprnd]
def parse_operand(string, location, tokens):
"""Parse instruction operand.
"""
# print tokens
sizes = {
"dqword" : 128,
"pointer" : 72,
"qword" : 64,
"pointer" : 40,
"dword" : 32,
"word" : 16,
"byte" : 8,
"bit" : 1,
}
# Immediate operand.
if "imm" in tokens.keys():
if tokens["imm"].startswith("0x"):
base = 16
else:
base = 10
if "size" in tokens:
oprnd = ReilImmediateOperand(int(tokens["imm"], base), int(sizes[tokens["size"]]))
else:
oprnd = ReilImmediateOperand(int(tokens["imm"], base))
if "size" in tokens:
oprnd.size = int(sizes[tokens["size"]])
# Register operand.
if "reg" in tokens.keys():
if tokens["reg"] == "e" or tokens["reg"] == "empty":
oprnd = ReilEmptyOperand()
oprnd.size = 0
else:
oprnd = ReilRegisterOperand(tokens["reg"])
if "size" in tokens:
oprnd.size = int(sizes[tokens["size"]])
# Placeholder operand.
if "placeholder" in tokens.keys():
oprnd = ReilRegisterOperand("")
oprnd.tag = tokens["placeholder"]
if "size" in tokens:
oprnd.size = int(sizes[tokens["size"]])
# print oprnd.tag
# print oprnd.size
# Temporary register operand.
if "auto_reg" in tokens.keys():
oprnd = ReilRegisterOperand("")
oprnd.tag = tokens["auto_reg"]
if "size" in tokens:
oprnd.size = int(sizes[tokens["size"]])
return [oprnd]
