protected internal override int GetCondCode(MCInst i)
{
if (i.p == null || i.p.Length < 2 ||
i.p[1].t != Opcode.vl_cc)
{
return(Opcode.cc_always);
}
return((int)i.p[1].v);
}
protected internal override bool IsCall(MCInst i)
{
if (i.p != null && i.p.Length > 0 &&
i.p[0].t == Opcode.vl_str &&
(i.p[0].v == x86_call_rel32))
{
return(true);
}
return(false);
}
protected internal override bool IsBranch(MCInst i)
{
if (i.p != null && i.p.Length > 0 &&
i.p[0].t == Opcode.vl_str &&
(i.p[0].v == x86_jmp_rel32 ||
i.p[0].v == x86_jcc_rel32))
{
return(true);
}
return(false);
}
protected internal override int GetBranchDest(MCInst i)
{
if (!IsBranch(i))
{
throw new NotSupportedException();
}
if (i.p[0].v == x86_jcc_rel32)
{
return((int)i.p[2].v);
}
else
{
return((int)i.p[1].v);
}
}
protected internal override string MCInstToDebug(MCInst i)
{
StringBuilder sb = new StringBuilder();
if (insts.TryGetValue((int)i.p[0].v, out string str))
{
sb.Append(str);
}
else
{
sb.Append("<unknown>");
}
return(sb.ToString());
}
protected internal override MCInst RestoreRegister(Reg r)
{
MCInst ret = new MCInst
{
p = new Param[]
{
new Param {
t = Opcode.vl_str, str = "pop", v = x86_pop_r32
},
new Param {
t = Opcode.vl_mreg, mreg = r
}
}
};
return(ret);
}
static MCInst inst(CilNode.IRNode parent,
int inst,
Param Rn = null,
Param Rd = null,
Param Rm = null,
Param Rt = null,
int imm = 0,
int W = 0,
int S = 0,
Param[] register_list = null,
string str_target = null,
bool is_tls = false)
{
string str = null;
insts.TryGetValue(inst, out str);
MCInst ret = new MCInst
{
parent = parent,
p = new Param[]
{
new Param {
t = ir.Opcode.vl_str, v = inst, str = str, v2 = is_tls ? 1 : 0
},
Rn,
Rd,
Rm,
Rt,
imm,
W,
S,
RegListToInt(register_list),
str_target
}
};
return(ret);
}
protected internal override void SetBranchDest(MCInst i, int d)
{
if (!IsBranch(i))
{
throw new NotSupportedException();
}
if (i.p[0].v == x86_jcc_rel32)
{
i.p[2] = new Param {
t = Opcode.vl_br_target, v = d
}
}
;
else
{
i.p[1] = new Param {
t = Opcode.vl_br_target, v = d
}
};
}
protected internal override int GetCondCode(MCInst i)
{
throw new NotImplementedException();
}
private int Rm(MCInst i)
{
return(i.p[3].mreg.id);
}
private int W(MCInst i)
{
return((int)i.p[6].v);
}
private int Rt(MCInst i)
{
return(i.p[4].mreg.id);
}
protected internal override Reg GetMoveSrc(MCInst i)
{
return(i.p[2].mreg);
}
private int Imm(MCInst i)
{
return((int)i.p[5].v);
}
protected internal override Reg GetMoveDest(MCInst i)
{
throw new NotImplementedException();
}
protected internal override Reg GetMoveDest(MCInst i)
{
return(i.p[1].mreg);
}
private int Rd(MCInst i)
{
return(i.p[2].mreg.id);
}
private int Rlist(MCInst i)
{
return((int)i.p[8].v);
}
protected internal override void SetBranchDest(MCInst i, int d)
{
throw new NotImplementedException();
}
protected internal override int GetBranchDest(MCInst i)
{
throw new NotImplementedException();
}
private string Str(MCInst i)
{
return(i.p[9]?.str);
}
protected internal override bool IsBranch(MCInst i)
{
throw new NotImplementedException();
}
private int Rn(MCInst i)
{
return(i.p[1].mreg.id);
}
