diff options
Diffstat (limited to 'miasm2/arch/x86/sem.py')
| -rw-r--r-- | miasm2/arch/x86/sem.py | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/miasm2/arch/x86/sem.py b/miasm2/arch/x86/sem.py index 565f7571..c0b578f6 100644 --- a/miasm2/arch/x86/sem.py +++ b/miasm2/arch/x86/sem.py @@ -636,9 +636,7 @@ def _rotate_tpl(ir, instr, dst, src, op, left=False): m2_expr.ExprAssign(of, new_of), m2_expr.ExprAssign(dst, res) ] - e = [] - if dst.size == 32 and dst in replace_regs[64]: - e.append(m2_expr.ExprAssign(dst[:dst.size], dst)) + e = [m2_expr.ExprAssign(dst, dst)] # Don't generate conditional shifter on constant if isinstance(shifter, m2_expr.ExprInt): if int(shifter) != 0: @@ -686,9 +684,7 @@ def rotate_with_carry_tpl(ir, instr, op, dst, src): m2_expr.ExprAssign(of, new_of), m2_expr.ExprAssign(dst, new_dst) ] - e = [] - if dst.size == 32 and dst in replace_regs[64]: - e.append(m2_expr.ExprAssign(dst[:dst.size], dst)) + e = [m2_expr.ExprAssign(dst, dst)] # Don't generate conditional shifter on constant if isinstance(shifter, m2_expr.ExprInt): if int(shifter) != 0: @@ -774,9 +770,7 @@ def _shift_tpl(op, ir, instr, a, b, c=None, op_inv=None, left=False, m2_expr.ExprAssign(a, res), ] e_do += update_flag_znp(res) - e = [] - if a.size == 32 and a in replace_regs[64]: - e.append(m2_expr.ExprAssign(a[:a.size], a)) + e = [m2_expr.ExprAssign(a, a)] # Don't generate conditional shifter on constant if isinstance(shifter, m2_expr.ExprInt): if int(shifter) != 0: @@ -5652,7 +5646,6 @@ class ir_x86_16(IntermediateRepresentation): instr_ir, extra_ir = mnemo_func[ instr.name.lower()](self, instr, *args) - self.mod_pc(instr, instr_ir, extra_ir) instr.additional_info.except_on_instr = False if instr.additional_info.g1.value & 6 == 0 or \ |