public override ArmadaRValue GetRValue(IToken tok, ResolutionContext context)
{
var val = $"({context.GetRValueTopStackFrame()}).{methodName}.{name}";
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint();
return(new ArmadaRValue(crashAvoidance, val));
}
public void AddUBAvoidanceConstraintAsDefinedBehaviorConjunct(UndefinedBehaviorAvoidanceConstraint constraint)
{
foreach (var e in constraint.AsList)
{
validDefinedStepBuilder.AddConjunct(e);
}
}
public override ArmadaLValue GetLValue(IToken tok, ResolutionContext context)
{
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint();
var addr = $"({context.GetLValueTopStackFrame()}).{methodName}.AddrOf'{name}";
return(new AddressableArmadaLValue(tok, ty, new ArmadaRValue(crashAvoidance, addr)));
}
public override ArmadaRValue GetRValue(IToken tok, ResolutionContext context)
{
var top = context.GetRValueTopStackFrame();
var correct_frame_type = AH.MakeExprDotName(top, $"Armada_StackFrame_{methodName}?", new BoolType());
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint(correct_frame_type);
var addr = AH.MakeExprDotName(top, $"{methodName}'AddrOf'{name}", new PointerType(ty));
var h = context.GetRValueHeap();
var valid = AH.GetInvocationOfValidPointer(h, addr, ty);
if (valid == null)
{
context.Fail(tok, "Type {ty} is not supported on the heap, and thus not for addressable stack variables either");
return(null);
}
crashAvoidance.Add(valid);
var val = AH.GetInvocationOfDereferencePointer(h, addr, ty);
if (val == null)
{
context.Fail(tok, "Type {ty} is not supported on the heap, and thus not for addressable stack variables either");
}
return(new ArmadaRValue(crashAvoidance, val));
}
public override ArmadaLValue GetLValue(IToken tok, ResolutionContext context)
{
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint();
var varsVal = new TopStackVarsArmadaLValue(crashAvoidance, methodName);
return(new UnaddressableFieldArmadaLValue(tok, ty, varsVal, new UndefinedBehaviorAvoidanceConstraint(), name, 0, true));
}
public UnaddressableIndexArmadaLValue(IToken i_tok, Type i_type, UnaddressableArmadaLValue i_parent,
UndefinedBehaviorAvoidanceConstraint i_crashAvoidance, Expression i_index)
: base(i_tok, i_type, i_crashAvoidance)
{
parent = i_parent;
index = i_index;
}
public void AddConjunct(UndefinedBehaviorAvoidanceConstraint constraint)
{
foreach (var e in constraint.AsList)
{
AddConjunct(e);
}
}
public override ArmadaRValue GetRValue(IToken tok, ResolutionContext context)
{
var s = context.GetRValueState();
var addrs = AH.MakeExprDotName(s, "addrs", "Armada_Addrs");
var addr = AH.MakeExprDotName(addrs, name, new PointerType(ty));
var h = context.GetRValueHeap();
var valid = AH.GetInvocationOfValidPointer(h, addr, ty);
if (valid == null)
{
context.Fail(tok, "Type {ty} is currently not supported in the heap");
return(null);
}
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint(valid);
var val = AH.GetInvocationOfDereferencePointer(h, addr, ty);
if (val == null)
{
context.Fail(tok, "Type {ty} is currently not supported in the heap");
}
return(new ArmadaRValue(crashAvoidance, val));
}
public static UndefinedBehaviorAvoidanceConstraint operator+(UndefinedBehaviorAvoidanceConstraint c1, string c2)
{
var ret = new UndefinedBehaviorAvoidanceConstraint(c1);
ret.Add(c2);
return(ret);
}
public UnaddressableFieldArmadaLValue(IToken i_tok, Type i_type, UnaddressableArmadaLValue i_parent,
UndefinedBehaviorAvoidanceConstraint i_crashAvoidance, string i_fieldName, bool i_noTSO)
: base(i_tok, i_type, i_crashAvoidance)
{
parent = i_parent;
fieldName = i_fieldName;
noTSO = i_noTSO;
}
public override ArmadaLValue GetLValue(IToken tok, ResolutionContext context)
{
var top = context.GetLValueTopStackFrame();
var correct_frame_type = AH.MakeExprDotName(top, $"Armada_StackFrame_{methodName}?", new BoolType());
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint(correct_frame_type);
return(new UnaddressableFieldArmadaLValue(tok, ty, new TopStackFrameArmadaLValue(crashAvoidance), crashAvoidance, $"{methodName}'{name}", true));
}
public ArmadaRValue(UndefinedBehaviorAvoidanceConstraint i_crashAvoidance, Expression i_val, Type i_ty)
{
crashAvoidance = i_crashAvoidance;
val = i_val;
if (val != null)
{
val = AH.SetExprType(val, i_ty);
}
}
public override ArmadaRValue GetRValue(IToken tok, ResolutionContext context)
{
var addr = $"({context.GetRValueState()}).addrs.{name}";
var h = context.GetRValueHeap();
var valid = AH.GetInvocationOfValidPointer(h, addr, ty);
if (valid == null)
{
context.Fail(tok, $"Type {ty} is currently not supported in the heap");
return(null);
}
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint(valid);
var val = AH.GetInvocationOfDereferencePointer(h, addr, ty);
if (val == null)
{
context.Fail(tok, $"Type {ty} is currently not supported in the heap");
}
return(new ArmadaRValue(crashAvoidance, val));
}
public override ArmadaRValue GetRValue(IToken tok, ResolutionContext context)
{
var crashAvoidance = new UndefinedBehaviorAvoidanceConstraint();
var addr = $"({context.GetRValueTopStackFrame()}).{methodName}.AddrOf'{name}";
var h = context.GetRValueHeap();
var valid = AH.GetInvocationOfValidPointer(h, addr, ty);
if (valid == null)
{
context.Fail(tok, $"Type {ty} is not supported on the heap, and thus not for addressable stack variables either");
return(null);
}
crashAvoidance.Add(valid);
var val = AH.GetInvocationOfDereferencePointer(h, addr, ty);
if (val == null)
{
context.Fail(tok, $"Type {ty} is not supported on the heap, and thus not for addressable stack variables either");
}
return(new ArmadaRValue(crashAvoidance, val));
}
public void Add(UndefinedBehaviorAvoidanceConstraint other)
{
Add(other.AsList);
}
public TopStackVarsArmadaLValue(UndefinedBehaviorAvoidanceConstraint i_crashAvoidance, string i_methodName)
: base(Token.NoToken, AH.ReferToType($"Armada_StackVars_{i_methodName}"), i_crashAvoidance)
{
methodName = i_methodName;
}
public ArmadaRValueList()
{
crashAvoidance = new UndefinedBehaviorAvoidanceConstraint();
vals = new List <string>();
}
public UndefinedBehaviorAvoidanceConstraint(UndefinedBehaviorAvoidanceConstraint other)
{
constraints = new List <string>(other.AsList);
}
public ArmadaRValue(string i_val)
{
crashAvoidance = new UndefinedBehaviorAvoidanceConstraint();
val = i_val;
}
public ArmadaRValue(UndefinedBehaviorAvoidanceConstraint i_crashAvoidance, string i_val)
{
Debug.Assert(i_crashAvoidance != null);
crashAvoidance = i_crashAvoidance;
val = i_val;
}
public UndefinedBehaviorAvoidanceConstraint(UndefinedBehaviorAvoidanceConstraint other)
{
constraints = new List <Expression>(other.AsList);
}
public UnaddressableArmadaLValue(IToken i_tok, Type i_type, UndefinedBehaviorAvoidanceConstraint i_crashAvoidance) : base(i_tok, i_type)
{
crashAvoidance = i_crashAvoidance;
}
public TopStackFrameArmadaLValue(UndefinedBehaviorAvoidanceConstraint i_crashAvoidance) : base(Token.NoToken, AH.ReferToType("Armada_StackFrame"), i_crashAvoidance)
{
}
