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Interpolation API bugfixes

Added Interpolation to the Java API

Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger 2014-10-10 12:34:17 +01:00
parent 490e931f39
commit 3e7c95db6b
3 changed files with 179 additions and 3 deletions

View file

@ -281,8 +281,13 @@ def param2java(p):
print("ERROR: unreachable code")
assert(False)
exit(1)
if k == IN_ARRAY or k == INOUT_ARRAY or k == OUT_ARRAY:
elif k == IN_ARRAY or k == INOUT_ARRAY or k == OUT_ARRAY:
return "%s[]" % type2java(param_type(p))
elif k == OUT_MANAGED_ARRAY:
if param_type(p) == UINT:
return "UIntArrayPtr"
else:
return "ObjArrayPtr"
else:
return type2java(param_type(p))
@ -529,6 +534,8 @@ def mk_java():
java_native.write(' public static class IntPtr { public int value; }\n')
java_native.write(' public static class LongPtr { public long value; }\n')
java_native.write(' public static class StringPtr { public String value; }\n')
java_native.write(' public static class ObjArrayPtr { public long[] value; }\n')
java_native.write(' public static class UIntArrayPtr { public int[] value; }\n')
java_native.write(' public static native void setInternalErrorHandler(long ctx);\n\n')
if IS_WINDOWS or os.uname()[0]=="CYGWIN":
java_native.write(' static { System.loadLibrary("%s"); }\n' % get_component('java').dll_name)

View file

@ -153,10 +153,10 @@ namespace Microsoft.Z3
/// <remarks>For more information on interpolation please refer
/// too the function Z3_write_interpolation_problem in the C/C++ API, which is
/// well documented.</remarks>
public void WriteInterpolationProblem(string filename, Expr[] cnsts, uint[] parents, string error, Expr[] theory)
public void WriteInterpolationProblem(string filename, Expr[] cnsts, uint[] parents, Expr[] theory)
{
Contract.Requires(cnsts.Length == parents.Length);
Native.Z3_write_interpolation_problem(nCtx, (uint)cnsts.Length, Expr.ArrayToNative(cnsts), parents, error, (uint)theory.Length, Expr.ArrayToNative(theory));
Native.Z3_write_interpolation_problem(nCtx, (uint)cnsts.Length, Expr.ArrayToNative(cnsts), parents, filename, (uint)theory.Length, Expr.ArrayToNative(theory));
}
}
}

View file

@ -0,0 +1,169 @@
/**
*
*/
package com.microsoft.z3;
import java.util.Map;
import java.lang.String;
import com.microsoft.z3.Native.IntPtr;
import com.microsoft.z3.Native.UIntArrayPtr;
import com.microsoft.z3.enumerations.Z3_lbool;
/** <summary>
* The InterpolationContext is suitable for generation of interpolants.
* </summary>
* <remarks>For more information on interpolation please refer
* too the C/C++ API, which is well documented.</remarks>
**/
public class InterpolationContext extends Context
{
/**
* Constructor.
**/
public InterpolationContext() throws Z3Exception
{
m_ctx = Native.mkInterpolationContext(0);
initContext();
}
/**
* Constructor.
*
* <remarks><seealso cref="Context.Context(Dictionary&lt;string, string&gt;)"/></remarks>
**/
public InterpolationContext(Map<String, String> settings) throws Z3Exception
{
long cfg = Native.mkConfig();
for (Map.Entry<String, String> kv : settings.entrySet())
Native.setParamValue(cfg, kv.getKey(), kv.getValue());
m_ctx = Native.mkInterpolationContext(cfg);
Native.delConfig(cfg);
initContext();
}
/**
* Create an expression that marks a formula position for interpolation.
* @throws Z3Exception
**/
public BoolExpr MkInterpolant(BoolExpr a) throws Z3Exception
{
checkContextMatch(a);
return new BoolExpr(this, Native.mkInterpolant(nCtx(), a.getNativeObject()));
}
/**
* Computes an interpolant.
* <remarks>For more information on interpolation please refer
* too the function Z3_get_interpolant in the C/C++ API, which is
* well documented.</remarks>
* @throws Z3Exception
**/
Expr[] GetInterpolant(Expr pf, Expr pat, Params p) throws Z3Exception
{
checkContextMatch(pf);
checkContextMatch(pat);
checkContextMatch(p);
ASTVector seq = new ASTVector(this, Native.getInterpolant(nCtx(), pf.getNativeObject(), pat.getNativeObject(), p.getNativeObject()));
int n = seq.size();
Expr[] res = new Expr[n];
for (int i = 0; i < n; i++)
res[i] = Expr.create(this, seq.get(i).getNativeObject());
return res;
}
/**
* Computes an interpolant.
* <remarks>For more information on interpolation please refer
* too the function Z3_compute_interpolant in the C/C++ API, which is
* well documented.</remarks>
* @throws Z3Exception
**/
Z3_lbool ComputeInterpolant(Expr pat, Params p, ASTVector interp, Model model) throws Z3Exception
{
checkContextMatch(pat);
checkContextMatch(p);
Native.LongPtr n_i = new Native.LongPtr();
Native.LongPtr n_m = new Native.LongPtr();
int r = Native.computeInterpolant(nCtx(), pat.getNativeObject(), p.getNativeObject(), n_i, n_m);
interp = new ASTVector(this, n_i.value);
model = new Model(this, n_m.value);
return Z3_lbool.fromInt(r);
}
/// <summary>
/// Return a string summarizing cumulative time used for interpolation.
/// </summary>
/// <remarks>For more information on interpolation please refer
/// too the function Z3_interpolation_profile in the C/C++ API, which is
/// well documented.</remarks>
public String InterpolationProfile() throws Z3Exception
{
return Native.interpolationProfile(nCtx());
}
/// <summary>
/// Checks the correctness of an interpolant.
/// </summary>
/// <remarks>For more information on interpolation please refer
/// too the function Z3_check_interpolant in the C/C++ API, which is
/// well documented.</remarks>
public int CheckInterpolant(Expr[] cnsts, int[] parents, Expr[] interps, String error, Expr[] theory) throws Z3Exception
{
Native.StringPtr n_err_str = new Native.StringPtr();
int r = Native.checkInterpolant(nCtx(),
cnsts.length,
Expr.arrayToNative(cnsts),
parents,
Expr.arrayToNative(interps),
n_err_str,
theory.length,
Expr.arrayToNative(theory));
error = n_err_str.value;
return r;
}
/// <summary>
/// Reads an interpolation problem from a file.
/// </summary>
/// <remarks>For more information on interpolation please refer
/// too the function Z3_read_interpolation_problem in the C/C++ API, which is
/// well documented.</remarks>
public int ReadInterpolationProblem(String filename, Expr[] cnsts, int[] parents, String error, Expr[] theory) throws Z3Exception
{
Native.IntPtr n_num = new Native.IntPtr();
Native.IntPtr n_num_theory = new Native.IntPtr();
Native.ObjArrayPtr n_cnsts = new Native.ObjArrayPtr();
Native.UIntArrayPtr n_parents = new Native.UIntArrayPtr();
Native.ObjArrayPtr n_theory = new Native.ObjArrayPtr();
Native.StringPtr n_err_str = new Native.StringPtr();
int r = Native.readInterpolationProblem(nCtx(), n_num, n_cnsts, n_parents, filename, n_err_str, n_num_theory, n_theory);
int num = n_num.value;
int num_theory = n_num_theory.value;
error = n_err_str.value;
cnsts = new Expr[num];
parents = new int[num];
theory = new Expr[num_theory];
for (int i = 0; i < num; i++)
{
cnsts[i] = Expr.create(this, n_cnsts.value[i]);
parents[i] = n_parents.value[i];
}
for (int i = 0; i < num_theory; i++)
theory[i] = Expr.create(this, n_theory.value[i]);
return r;
}
/// <summary>
/// Writes an interpolation problem to a file.
/// </summary>
/// <remarks>For more information on interpolation please refer
/// too the function Z3_write_interpolation_problem in the C/C++ API, which is
/// well documented.</remarks>
public void WriteInterpolationProblem(String filename, Expr[] cnsts, int[] parents, String error, Expr[] theory) throws Z3Exception
{
Native.writeInterpolationProblem(nCtx(), cnsts.length, Expr.arrayToNative(cnsts), parents, filename, theory.length, Expr.arrayToNative(theory));
}
}