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overloading support for C# expressions

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-04-23 15:50:30 -07:00
parent e4b7ac37f3
commit 662e43d264
5 changed files with 225 additions and 29 deletions
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107
src/api/dotnet/ArithExpr.cs
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@ -39,18 +39,84 @@ namespace Microsoft.Z3
}
#endregion
#region Operators
private static ArithExpr MkNum(ArithExpr e, int i)
{
return (ArithExpr)e.Context.MkNumeral(i, e.Context.MkIntSort());
}
private static ArithExpr MkNum(ArithExpr e, double d)
{
return (ArithExpr)e.Context.MkNumeral(d.ToString(), e.Context.MkRealSort());
}
/// <summary> Operator overloading for arithmetical divsion operator (over reals) </summary>
public static ArithExpr operator /(ArithExpr a, ArithExpr b)
{
return a.Context.MkDiv(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator -(ArithExpr a, ArithExpr b)
{
return a.Context.MkSub(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator -(ArithExpr a, int b)
{
return a.Context.MkSub(a, MkNum(a, b));
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator -(ArithExpr a, double b)
{
return a.Context.MkSub(a, MkNum(a, b));
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator -(int a, ArithExpr b)
{
return b.Context.MkSub(MkNum(b, a), b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator -(double a, ArithExpr b)
{
return b.Context.MkSub(MkNum(b, a), b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator +(ArithExpr a, ArithExpr b)
{
return a.Context.MkAdd(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator +(ArithExpr a, int b)
{
return a.Context.MkAdd(a, MkNum(a, b));
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator +(ArithExpr a, double b)
{
return a.Context.MkAdd(a, MkNum(a, b));
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator +(int a, ArithExpr b)
{
return b.Context.MkAdd(MkNum(b, a), b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator +(double a, ArithExpr b)
{
return b.Context.MkAdd(MkNum(b, a), b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator *(ArithExpr a, ArithExpr b)
{
@ -60,25 +126,25 @@ namespace Microsoft.Z3
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator *(ArithExpr a, int b)
{
return a.Context.MkMul(a, (ArithExpr)a.Context.MkNumeral(b, a.Context.MkIntSort()));
return a.Context.MkMul(a, MkNum(a, b));
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator *(ArithExpr a, double b)
{
return a.Context.MkMul(a, (ArithExpr)a.Context.MkNumeral(b.ToString(), a.Context.MkRealSort()));
return a.Context.MkMul(a, MkNum(a, b));
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator *(int a, ArithExpr b)
{
return b.Context.MkMul((ArithExpr)b.Context.MkNumeral(a, b.Context.MkIntSort()), b);
return b.Context.MkMul(MkNum(b, a), b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static ArithExpr operator *(double a, ArithExpr b)
{
return b.Context.MkMul((ArithExpr)b.Context.MkNumeral(a.ToString(), b.Context.MkRealSort()), b);
return b.Context.MkMul(MkNum(b, a), b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
@ -90,25 +156,25 @@ namespace Microsoft.Z3
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <=(ArithExpr a, int b)
{
return a <= (ArithExpr)a.Context.MkNumeral(b, a.Context.MkIntSort());
return a <= MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <=(ArithExpr a, double b)
{
return a <= (ArithExpr)a.Context.MkNumeral(b.ToString(), a.Context.MkRealSort());
return a <= MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <=(int a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a, b.Context.MkIntSort()) <= b;
return MkNum(b, a) <= b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <=(double a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a.ToString(), b.Context.MkRealSort()) <= b;
return MkNum(b, a) <= b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
@ -120,25 +186,25 @@ namespace Microsoft.Z3
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <(ArithExpr a, int b)
{
return a < (ArithExpr)a.Context.MkNumeral(b, a.Context.MkIntSort());
return a < MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <(ArithExpr a, double b)
{
return a < (ArithExpr)a.Context.MkNumeral(b.ToString(), a.Context.MkRealSort());
return a < MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <(int a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a, b.Context.MkIntSort()) < b;
return MkNum(b, a) < b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator <(double a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a.ToString(), b.Context.MkRealSort()) < b;
return MkNum(b, a) < b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
@ -150,25 +216,25 @@ namespace Microsoft.Z3
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >=(ArithExpr a, int b)
{
return a >= (ArithExpr)a.Context.MkNumeral(b, a.Context.MkIntSort());
return a >= MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >=(ArithExpr a, double b)
{
return a >= (ArithExpr)a.Context.MkNumeral(b.ToString(), a.Context.MkRealSort());
return a >= MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >=(int a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a, b.Context.MkIntSort()) >= b;
return MkNum(b, a) >= b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >=(double a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a.ToString(), b.Context.MkRealSort()) >= b;
return MkNum(b, a) >= b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
@ -180,25 +246,26 @@ namespace Microsoft.Z3
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >(ArithExpr a, int b)
{
return a > (ArithExpr)a.Context.MkNumeral(b, a.Context.MkIntSort());
return a > MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >(ArithExpr a, double b)
{
return a > (ArithExpr)a.Context.MkNumeral(b.ToString(), a.Context.MkRealSort());
return a > MkNum(a, b);
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >(int a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a, b.Context.MkIntSort()) > b;
return MkNum(b, a) > b;
}
/// <summary> Operator overloading for arithmetical operator </summary>
public static BoolExpr operator >(double a, ArithExpr b)
{
return (ArithExpr)b.Context.MkNumeral(a.ToString(), b.Context.MkRealSort()) > b;
return MkNum(b, a) > b;
}
#endregion
}
}