public void Test_MemZ3_Forward_SetGet0()
{
StateConfig stateConfig = new StateConfig();
stateConfig.Set_All_Off();
stateConfig.RAX = true;
stateConfig.RBX = true;
stateConfig.Mem = true;
State state = this.CreateState(stateConfig);
Context ctx = state.Ctx;
Tools tools = state.Tools;
BitVecExpr address1 = Tools.Calc_Effective_Address("qword ptr[rax]", state.HeadKey, tools, ctx);
BitVecExpr value1 = state.Create(Rn.RBX);
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set_Mem(address1, value1);
state.Update_Forward(updateState);
}
BitVecExpr value2 = state.Create_Mem(address1, 8);
if (LogToDisplay)
{
Console.WriteLine("value1 = " + value1);
Console.WriteLine("value2 = " + value2);
Console.WriteLine(state);
}
Assert.AreEqual(Tv.ONE, state.EqualValues(value1, value2));
}
public void Test_MemZ3_Forward_Eq1()
{
StateConfig stateConfig = new StateConfig();
stateConfig.Set_All_Off();
stateConfig.RAX = true;
stateConfig.RBX = true;
stateConfig.RCX = true;
stateConfig.Mem = true;
State state = this.CreateState(stateConfig);
Context ctx = state.Ctx;
Tools tools = state.Tools;
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
// updateState.Set(Rn.RAX, 20);
updateState.Set(Rn.RBX, 10);
updateState.Set(Rn.RCX, 5);
state.Update_Forward(updateState);
}
// TestTools.AreEqual(Rn.RAX, 20, state);
AsmTestTools.AreEqual(Rn.RBX, 10, state);
AsmTestTools.AreEqual(Rn.RCX, 5, state);
BitVecExpr address1 = Tools.Calc_Effective_Address("qword ptr[rax + 2 * rbx + 10]", state.HeadKey, tools, ctx);
BitVecExpr address2 = Tools.Calc_Effective_Address("qword ptr[rax + 4 * rcx + 10]", state.HeadKey, tools, ctx);
Tv equalAddresses = state.EqualValues(address1, address2);
if (LogToDisplay)
{
Console.WriteLine("equalAddresses=" + equalAddresses);
Console.WriteLine("address1 = " + address1);
Console.WriteLine("address2 = " + address2);
Console.WriteLine(state);
}
AsmTestTools.AreEqual(Tv.ONE, equalAddresses);
BitVecExpr value1 = state.Create(Rn.R8);
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set_Mem(address1, value1);
state.Update_Forward(updateState);
}
BitVecExpr value2 = state.Create_Mem(address2, 8);
if (LogToDisplay)
{
Console.WriteLine("value1 = " + value1);
Console.WriteLine("value2 = " + value2);
Console.WriteLine(state);
}
AsmTestTools.AreEqual(Tv.ONE, state.EqualValues(value1, value2));
}
public void Test_MemZ3_Forward_Eq5()
{
StateConfig stateConfig = new StateConfig();
stateConfig.Set_All_Off();
stateConfig.RAX = true;
stateConfig.RBX = true;
stateConfig.RCX = true;
stateConfig.RDX = true;
stateConfig.Mem = true;
State state = this.CreateState(stateConfig);
Context ctx = state.Ctx;
Tools tools = state.Tools;
{
StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools);
updateState.Set(Rn.RAX, state.Create(Rn.RBX));
state.Update_Forward(updateState);
}
BitVecExpr address1 = Tools.Calc_Effective_Address("byte ptr[rax]", state.HeadKey, tools, ctx);
BitVecExpr address2 = Tools.Calc_Effective_Address("byte ptr[rbx]", state.HeadKey, tools, ctx);
BitVecExpr value1a = state.Create(Rn.CL);
BitVecExpr value2a = state.Create(Rn.DL);
Debug.Assert(value1a.SortSize == value2a.SortSize);
int nBytes = (int)value1a.SortSize >> 3;
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set_Mem(address1, value1a);
state.Update_Forward(updateState);
}
BitVecExpr value1b = state.Create_Mem(address1, nBytes);
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set_Mem(address2, value2a);
state.Update_Forward(updateState);
}
BitVecExpr value2b = state.Create_Mem(address2, nBytes);
if (LogToDisplay)
{
Console.WriteLine("value1a = " + value1a);
Console.WriteLine("value2a = " + value2a);
Console.WriteLine("value1b = " + value1b);
Console.WriteLine("value2b = " + value2b);
Console.WriteLine(state);
}
AsmTestTools.AreEqual(Tv.ONE, state.EqualValues(value1a, value1b));
AsmTestTools.AreEqual(Tv.ONE, state.EqualValues(value2a, value2b));
}
public void Test_MemZ3_Forward_Eq6()
{
StateConfig stateConfig = new StateConfig();
stateConfig.Set_All_Off();
stateConfig.RAX = true;
stateConfig.RBX = true;
stateConfig.RCX = true;
stateConfig.RDX = true;
stateConfig.Mem = true;
State state = this.CreateState(stateConfig);
Context ctx = state.Ctx;
Tools tools = state.Tools;
Rn reg1 = Rn.CL;
Rn reg2 = Rn.DL;
int nBytes = RegisterTools.NBits(reg1) >> 3;
Debug.Assert(RegisterTools.NBits(reg1) == RegisterTools.NBits(reg2));
BitVecExpr address1 = Tools.Calc_Effective_Address("qword ptr[rax]", state.HeadKey, tools, ctx);
BitVecExpr address2 = Tools.Calc_Effective_Address("qword ptr[rbx]", state.HeadKey, tools, ctx);
BitVecExpr value1 = state.Create_Mem(address1, nBytes);
BitVecExpr value2 = state.Create_Mem(address2, nBytes);
Assert.AreNotEqual(value1, value2); // value1 is not equal to value2 simply because rax and rbx are not related yet
state.Add(new BranchInfo(state.Ctx.MkEq(state.Create(Rn.RAX), state.Create(Rn.RBX)), true));
// value1 and value2 are now (intuitively) equal; however, the retrieved memory values have not been updated yet to reflect this.
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set(reg1, value1);
updateState.Set(reg2, value2);
state.Update_Forward(updateState);
}
if (LogToDisplay)
{
Console.WriteLine("value1 = " + value1);
Console.WriteLine("value2 = " + value2);
Console.WriteLine(reg1 + " = " + state.Create(reg1));
Console.WriteLine(reg2 + " = " + state.Create(reg2));
Console.WriteLine(state);
}
AsmTestTools.AreEqual(Tv.ONE, state.EqualValues(reg1, reg2));
}
public void Test_MemZ3_Forward_Eq3()
{
StateConfig stateConfig = new StateConfig();
stateConfig.Set_All_Off();
stateConfig.RAX = true;
stateConfig.RBX = true;
stateConfig.RCX = true;
stateConfig.R8 = true;
stateConfig.Mem = true;
State state = this.CreateState(stateConfig);
Context ctx = state.Ctx;
Tools tools = state.Tools;
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set(Rn.RBX, 10);
updateState.Set(Rn.RCX, 5);
state.Update_Forward(updateState);
}
BitVecExpr address1 = Tools.Calc_Effective_Address("qword ptr[rax + 2 * rbx + 10]", state.HeadKey, tools, ctx);
{
StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools);
updateState.Set(Rn.RAX, state.Ctx.MkBVAdd(state.Create(Rn.RAX), state.Ctx.MkBV(0, 64)));
state.Update_Forward(updateState);
}
BitVecExpr address2 = Tools.Calc_Effective_Address("qword ptr[rax + 4 * rcx + 10]", state.HeadKey, tools, ctx);
BitVecExpr value1 = state.Create(Rn.R8B);
int nBytes = (int)value1.SortSize >> 3;
using (StateUpdate updateState = new StateUpdate(state.HeadKey, Tools.CreateKey(tools.Rand), tools))
{
updateState.Set_Mem(address1, value1);
state.Update_Forward(updateState);
}
BitVecExpr value2 = state.Create_Mem(address2, nBytes);
if (LogToDisplay)
{
Console.WriteLine("value1 = " + value1);
Console.WriteLine("value2 = " + value2);
Console.WriteLine(state);
}
AsmTestTools.AreEqual(Tv.ONE, state.EqualValues(value1, value2));
}
