Function encode has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def encode(self):
        e = self.expr
        # pure imm
        if isinstance(e, ExprInt):
            val = self.str_to_imm_rot_form(int(e))

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Function arg2html has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def arg2html(e, pos = None, loc_db=None):
        if isinstance(e, ExprId) or isinstance(e, ExprInt) or isinstance(e, ExprLoc):
            return color_expr_html(e, loc_db)
        elif isinstance(e, ExprMem):
            addr = e.ptr

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Function add_pre_dis_info has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def add_pre_dis_info(self, pre_dis_info=None):
        if pre_dis_info is None:
            return True
        if hasattr(self, "prefixed") and self.prefixed.default == b"\x66":
            pre_dis_info['opmode'] = 0

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Function decode has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def decode(self, v):
        v = v & self.lmask
        p = self.parent
        opmode = p.v_opmode()
        if not hasattr(p, 'sx') and (hasattr(p, 'w8') and p.w8.value == 0):

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Function irbloc_fix_regs_for_mode has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def irbloc_fix_regs_for_mode(self, irblock, mode=64):
        irs = []
        for assignblk in irblock:
            new_assignblk = dict(assignblk)
            for dst, src in viewitems(assignblk):

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Function visit_inner has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def visit_inner(self, expr, *args, **kwargs):
        if expr.is_id():
            self.follow.add(expr)
        elif expr.is_int():
            self.nofollow.add(expr)

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Function __len__ has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def __len__(self):
        length = (len(self.impdesc) + 1) * (5 * 4)  # ImpDesc_e size
        rva_size = self.parent_head._wsize // 8
        for entry in self.impdesc:
            length += len(entry.dlldescname)

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Function replace_stack_vars has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

def replace_stack_vars(lifter, ircfg):
    """
    Try to replace stack based memory accesses by variables.

    Hypothesis: the input ircfg must have all it's accesses to stack explicitly

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Function reloc_to has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def reloc_to(self, imgbase):
        offset = imgbase - self.NThdr.ImageBase
        if self.DirReloc is None:
            log.warn('no relocation found!')
        for rel in self.DirReloc.reldesc:

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Function _do_merge_blocks has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

def _do_merge_blocks(ircfg, loc_key, son_loc_key):
    """
    Merge two irblocks at @loc_key and @son_loc_key

    @ircfg: DiGrpahIR

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Function parse_content has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def parse_content(self):
        """Build structures corresponding to current content"""

        # Header
        offset = 0

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Function __init__ has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def __init__(self, ircfg):
        super(DiGraphLivenessSSA, self).__init__(ircfg)

        self.loc_key_to_phi_parents = {}
        for irblock in viewvalues(self.blocks):

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Function back_propagate_to_parent has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def back_propagate_to_parent(self, todo, node, parent):
        if parent not in self.blocks:
            return
        parent_block = self.blocks[parent]
        cur_block = self.blocks[node]

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Function __len__ has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def __len__(self):
        rva_size = self.parent_head._wsize // 8
        length = (len(self.delaydesc) + 1) * (4 * 8)  # DelayDesc_e
        for entry in self.delaydesc:
            length += len(entry.dlldescname)

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Function _rename_expressions has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def _rename_expressions(self, loc_key):
        """
        Transforms variables and expressions
        of an IRBlock into SSA.

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Function vm2pe has 10 arguments (exceeds 4 allowed). Consider refactoring.

Open

def vm2pe(myjit, fname, libs=None, e_orig=None,

Function eval_updt_irblock has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def eval_updt_irblock(self, irb, step=False):
        """
        Symbolic execution of the @irb on the current state
        @irb: IRBlock instance
        @step: display intermediate steps

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Function update_cpu_from_engine has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def update_cpu_from_engine(self):
        """Updates @cpu instance according to new CPU values"""

        for symbol in self.symbols:
            if isinstance(symbol, m2_expr.ExprId):

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Function check_objc has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def check_objc(self, objc, done=None):
        """Ensure each sub ObjC is resolved
        @objc: ObjC instance"""
        if done is None:
            done = set()

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Function graphviz has a Cognitive Complexity of 11 (exceeds 5 allowed). Consider refactoring.

Open

    def graphviz(self):
        try:
            import re
            import graphviz

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