From 26c8f70fd837baec98bcf2aac89ae658c5590013 Mon Sep 17 00:00:00 2001 From: Rusty Wagner Date: Wed, 3 May 2017 23:37:30 -0400 Subject: Adding IL instruction for truncating result to smaller value --- python/lowlevelil.py | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) (limited to 'python/lowlevelil.py') diff --git a/python/lowlevelil.py b/python/lowlevelil.py index 21f43db3..fd713b44 100644 --- a/python/lowlevelil.py +++ b/python/lowlevelil.py @@ -153,6 +153,7 @@ class LowLevelILInstruction(object): LowLevelILOperation.LLIL_NOT: [("src", "expr")], LowLevelILOperation.LLIL_SX: [("src", "expr")], LowLevelILOperation.LLIL_ZX: [("src", "expr")], + LowLevelILOperation.LLIL_LOW_PART: [("src", "expr")], LowLevelILOperation.LLIL_JUMP: [("dest", "expr")], LowLevelILOperation.LLIL_JUMP_TO: [("dest", "expr"), ("targets", "int_list")], LowLevelILOperation.LLIL_CALL: [("dest", "expr")], @@ -1188,7 +1189,7 @@ class LowLevelILFunction(object): """ return self.expr(LowLevelILOperation.LLIL_SX, value.index, size=size, flags=flags) - def zero_extend(self, size, value): + def zero_extend(self, size, value, flags=None): """ ``zero_extend`` zero-extends the expression in ``value`` to ``size`` bytes @@ -1197,7 +1198,18 @@ class LowLevelILFunction(object): :return: The expression ``sx.(value)`` :rtype: LowLevelILExpr """ - return self.expr(LowLevelILOperation.LLIL_ZX, value.index, size=size) + return self.expr(LowLevelILOperation.LLIL_ZX, value.index, size=size, flags=flags) + + def low_part(self, size, value, flags=None): + """ + ``low_part`` truncates ``value`` to ``size`` bytes + + :param int size: the size of the result in bytes + :param LowLevelILExpr value: the expression to zero extend + :return: The expression ``(value).`` + :rtype: LowLevelILExpr + """ + return self.expr(LowLevelILOperation.LLIL_LOW_PART, value.index, size=size, flags=flags) def jump(self, dest): """ -- cgit v1.3.1