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Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable

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This commit is contained in:
Leonardo de Moura 2012-11-28 16:47:36 -08:00
commit 0c445cec57
11 changed files with 69 additions and 57 deletions
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2
.gitignore vendored
View file

@ -34,6 +34,8 @@ ncscope.out
# Commonly used directories for code # Commonly used directories for code
bld_dbg/* bld_dbg/*
bld_rel/* bld_rel/*
bld_dbg_x64/*
bld_rel_x64/*
# Auto generated files. # Auto generated files.
config.log config.log
config.status config.status

2
examples/dotnet/Program.cs
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@ -839,7 +839,7 @@ namespace test_mapi
// Error handling test. // Error handling test.
try try
{ {
Expr plus_ri = ctx.MkAdd(ctx.MkInt(1), ctx.MkReal(2)); IntExpr i = ctx.MkInt("1/2");
throw new TestFailedException(); // unreachable throw new TestFailedException(); // unreachable
} }
catch (Z3Exception) catch (Z3Exception)

18
examples/java/JavaExample.java
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@ -882,10 +882,10 @@ class JavaExample
Expr inum = rn.Numerator(); Expr inum = rn.Numerator();
Expr iden = rn.Denominator(); Expr iden = rn.Denominator();
System.out.println("Numerator: " + inum + " Denominator: " + iden); System.out.println("Numerator: " + inum + " Denominator: " + iden);
if (inum.toString() != "42" || iden.toString() != "43") if (!inum.toString().equals("42") || !iden.toString().equals("43"))
throw new TestFailedException(); throw new TestFailedException();
if (rn.ToDecimalString(3) != "0.976?") if (!rn.ToDecimalString(3).toString().equals("0.976?"))
throw new TestFailedException(); throw new TestFailedException();
BigIntCheck(ctx, ctx.MkReal("-1231231232/234234333")); BigIntCheck(ctx, ctx.MkReal("-1231231232/234234333"));
@ -895,23 +895,23 @@ class JavaExample
String bn = "1234567890987654321"; String bn = "1234567890987654321";
if (ctx.MkInt(bn).BigInteger().toString() != bn) if (!ctx.MkInt(bn).BigInteger().toString().equals(bn))
throw new TestFailedException(); throw new TestFailedException();
if (ctx.MkBV(bn, 128).BigInteger().toString() != bn) if (!ctx.MkBV(bn, 128).BigInteger().toString().equals(bn))
throw new TestFailedException(); throw new TestFailedException();
if (ctx.MkBV(bn, 32).BigInteger().toString() == bn) if (ctx.MkBV(bn, 32).BigInteger().toString().equals(bn))
throw new TestFailedException(); throw new TestFailedException();
// Error handling test. // Error handling test.
try try
{ {
Expr plus_ri = ctx.MkAdd(new ArithExpr[] { ctx.MkInt(1), IntExpr i = ctx.MkInt("0.5");
ctx.MkReal(2) });
throw new TestFailedException(); // unreachable throw new TestFailedException(); // unreachable
} catch (Z3Exception e) } catch (Z3Exception e)
{ {
System.out.println("GOT: " + e.getMessage());
} }
} }
@ -2211,9 +2211,13 @@ class JavaExample
} catch (TestFailedException ex) } catch (TestFailedException ex)
{ {
System.out.println("TEST CASE FAILED: " + ex.getMessage()); System.out.println("TEST CASE FAILED: " + ex.getMessage());
System.out.println("Stack trace: ");
ex.printStackTrace(System.out);
} catch (Exception ex) } catch (Exception ex)
{ {
System.out.println("Unknown Exception: " + ex.getMessage()); System.out.println("Unknown Exception: " + ex.getMessage());
System.out.println("Stack trace: ");
ex.printStackTrace(System.out);
} }
} }
} }

49
scripts/update_api.py
View file

@ -468,18 +468,6 @@ def java_method_name(name):
i = i + 1 i = i + 1
return result return result
# Return the Java method name used to retrieve the elements of the given parameter
def java_get_array_elements(p):
if param_type(p) == INT or param_type(p) == UINT:
return 'GetIntArrayElements'
else:
return 'GetLongArrayElements'
# Return the Java method name used to release the elements of the given parameter
def java_release_array_elements(p):
if param_type(p) == INT or param_type(p) == UINT:
return 'ReleaseIntArrayElements'
else:
return 'ReleaseLongArrayElements'
# Return the type of the java array elements # Return the type of the java array elements
def java_array_element_type(p): def java_array_element_type(p):
if param_type(p) == INT or param_type(p) == UINT: if param_type(p) == INT or param_type(p) == UINT:
@ -536,7 +524,24 @@ def mk_java():
java_wrapper.write('#include"z3.h"\n') java_wrapper.write('#include"z3.h"\n')
java_wrapper.write('#ifdef __cplusplus\n') java_wrapper.write('#ifdef __cplusplus\n')
java_wrapper.write('extern "C" {\n') java_wrapper.write('extern "C" {\n')
java_wrapper.write('#endif\n') java_wrapper.write('#endif\n\n')
if VS_X64:
java_wrapper.write('#define GETLONGAELEMS(T,OLD,NEW) \\\n')
java_wrapper.write(' T * NEW = (T*) jenv->GetLongArrayElements(OLD, NULL); \n')
java_wrapper.write('#define RELEASELONGAELEMS(OLD,NEW) \\\n')
java_wrapper.write(' jenv->ReleaseLongArrayElements(OLD, (jlong *) NEW, JNI_ABORT); \n\n')
else:
java_wrapper.write('#define GETLONGAELEMS(T,OLD,NEW) \\\n')
java_wrapper.write(' T * NEW = 0; { \\\n')
java_wrapper.write(' jlong * temp = jenv->GetLongArrayElements(OLD, NULL); \\\n')
java_wrapper.write(' unsigned int size = jenv->GetArrayLength(OLD); \\\n')
java_wrapper.write(' NEW = (T*) (new int[size]); \\\n')
java_wrapper.write(' for (unsigned i=0; i < size; i++) \\\n')
java_wrapper.write(' NEW[i] = reinterpret_cast<T>(temp[i]); \\\n')
java_wrapper.write(' jenv->ReleaseLongArrayElements(OLD, temp, JNI_ABORT); \\\n')
java_wrapper.write(' } \n\n')
java_wrapper.write('#define RELEASELONGAELEMS(OLD,NEW) \\\n')
java_wrapper.write(' delete [] NEW; \n\n')
pkg_str = get_component('java').package_name.replace('.', '_') pkg_str = get_component('java').package_name.replace('.', '_')
for name, result, params in _dotnet_decls: for name, result, params in _dotnet_decls:
java_wrapper.write('JNIEXPORT %s JNICALL Java_%s_Native_%s(JNIEnv * jenv, jclass cls' % (type2javaw(result), pkg_str, java_method_name(name))) java_wrapper.write('JNIEXPORT %s JNICALL Java_%s_Native_%s(JNIEnv * jenv, jclass cls' % (type2javaw(result), pkg_str, java_method_name(name)))
@ -553,11 +558,10 @@ def mk_java():
if k == OUT or k == INOUT: if k == OUT or k == INOUT:
java_wrapper.write(' %s _a%s;\n' % (type2str(param_type(param)), i)) java_wrapper.write(' %s _a%s;\n' % (type2str(param_type(param)), i))
elif k == IN_ARRAY or k == INOUT_ARRAY: elif k == IN_ARRAY or k == INOUT_ARRAY:
java_wrapper.write(' %s * _a%s = (%s *) jenv->%s(a%s, NULL);\n' % (type2str(param_type(param)), if param_type(param) == INT or param_type(param) == UINT:
i, java_wrapper.write(' %s * _a%s = (%s*) jenv->GetIntArrayElements(a%s, NULL);\n' % (type2str(param_type(param)), i, type2str(param_type(param)), i))
type2str(param_type(param)), else:
java_get_array_elements(param), java_wrapper.write(' GETLONGAELEMS(%s, a%s, _a%s);\n' % (type2str(param_type(param)), i, i))
i))
elif k == OUT_ARRAY: elif k == OUT_ARRAY:
java_wrapper.write(' %s * _a%s = (%s *) malloc(((unsigned)a%s) * sizeof(%s));\n' % (type2str(param_type(param)), java_wrapper.write(' %s * _a%s = (%s *) malloc(((unsigned)a%s) * sizeof(%s));\n' % (type2str(param_type(param)),
i, i,
@ -602,10 +606,11 @@ def mk_java():
i)) i))
java_wrapper.write(' free(_a%s);\n' % i) java_wrapper.write(' free(_a%s);\n' % i)
elif k == IN_ARRAY or k == OUT_ARRAY: elif k == IN_ARRAY or k == OUT_ARRAY:
java_wrapper.write(' jenv->%s(a%s, (%s *) _a%s, JNI_ABORT);\n' % (java_release_array_elements(param), if param_type(param) == INT or param_type(param) == UINT:
i, java_wrapper.write(' jenv->ReleaseIntArrayElements(a%s, (jint*)_a%s, JNI_ABORT);\n' % (i, i))
java_array_element_type(param), else:
i)) java_wrapper.write(' RELEASELONGAELEMS(a%s, _a%s);\n' % (i, i))
elif k == OUT or k == INOUT: elif k == OUT or k == INOUT:
if param_type(param) == INT or param_type(param) == UINT: if param_type(param) == INT or param_type(param) == UINT:
java_wrapper.write(' {\n') java_wrapper.write(' {\n')

10
src/api/dotnet/Context.cs
View file

@ -113,7 +113,6 @@ namespace Microsoft.Z3
get get
{ {
Contract.Ensures(Contract.Result<BoolSort>() != null); Contract.Ensures(Contract.Result<BoolSort>() != null);
if (m_boolSort == null) m_boolSort = new BoolSort(this); return m_boolSort; if (m_boolSort == null) m_boolSort = new BoolSort(this); return m_boolSort;
} }
} }
@ -134,7 +133,14 @@ namespace Microsoft.Z3
/// <summary> /// <summary>
/// Retrieves the Real sort of the context. /// Retrieves the Real sort of the context.
/// </summary> /// </summary>
public RealSort RealSort { get { Contract.Ensures(Contract.Result<RealSort>() != null); if (m_realSort == null) m_realSort = new RealSort(this); return m_realSort; } } public RealSort RealSort
{
get
{
Contract.Ensures(Contract.Result<RealSort>() != null);
if (m_realSort == null) m_realSort = new RealSort(this); return m_realSort;
}
}
/// <summary> /// <summary>
/// Create a new Boolean sort. /// Create a new Boolean sort.

6
src/api/dotnet/Expr.cs
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@ -1532,8 +1532,7 @@ namespace Microsoft.Z3
{ {
case Z3_sort_kind.Z3_INT_SORT: return new IntNum(ctx, obj); case Z3_sort_kind.Z3_INT_SORT: return new IntNum(ctx, obj);
case Z3_sort_kind.Z3_REAL_SORT: return new RatNum(ctx, obj); case Z3_sort_kind.Z3_REAL_SORT: return new RatNum(ctx, obj);
case Z3_sort_kind.Z3_BV_SORT: return new BitVecNum(ctx, obj); case Z3_sort_kind.Z3_BV_SORT: return new BitVecNum(ctx, obj);
case Z3_sort_kind.Z3_UNKNOWN_SORT: throw new Z3Exception("Unknown Sort");
} }
} }
@ -1544,8 +1543,7 @@ namespace Microsoft.Z3
case Z3_sort_kind.Z3_REAL_SORT: return new RealExpr(ctx, obj); case Z3_sort_kind.Z3_REAL_SORT: return new RealExpr(ctx, obj);
case Z3_sort_kind.Z3_BV_SORT: return new BitVecExpr(ctx, obj); case Z3_sort_kind.Z3_BV_SORT: return new BitVecExpr(ctx, obj);
case Z3_sort_kind.Z3_ARRAY_SORT: return new ArrayExpr(ctx, obj); case Z3_sort_kind.Z3_ARRAY_SORT: return new ArrayExpr(ctx, obj);
case Z3_sort_kind.Z3_DATATYPE_SORT: return new DatatypeExpr(ctx, obj); case Z3_sort_kind.Z3_DATATYPE_SORT: return new DatatypeExpr(ctx, obj);
case Z3_sort_kind.Z3_UNKNOWN_SORT: throw new Z3Exception("Unknown Sort");
} }
return new Expr(ctx, obj); return new Expr(ctx, obj);

6
src/api/java/Context.java
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@ -86,7 +86,6 @@ public class Context extends IDisposable
**/ **/
public BoolSort BoolSort() throws Z3Exception public BoolSort BoolSort() throws Z3Exception
{ {
if (m_boolSort == null) if (m_boolSort == null)
m_boolSort = new BoolSort(this); m_boolSort = new BoolSort(this);
return m_boolSort; return m_boolSort;
@ -97,7 +96,6 @@ public class Context extends IDisposable
**/ **/
public IntSort IntSort() throws Z3Exception public IntSort IntSort() throws Z3Exception
{ {
if (m_intSort == null) if (m_intSort == null)
m_intSort = new IntSort(this); m_intSort = new IntSort(this);
return m_intSort; return m_intSort;
@ -106,8 +104,10 @@ public class Context extends IDisposable
/** /**
* Retrieves the Real sort of the context. * Retrieves the Real sort of the context.
**/ **/
public RealSort RealSort() public RealSort RealSort() throws Z3Exception
{ {
if (m_realSort== null)
m_realSort = new RealSort(this);
return m_realSort; return m_realSort;
} }

4
src/api/java/Expr.java
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@ -1786,8 +1786,6 @@ public class Expr extends AST
return new RatNum(ctx, obj); return new RatNum(ctx, obj);
case Z3_BV_SORT: case Z3_BV_SORT:
return new BitVecNum(ctx, obj); return new BitVecNum(ctx, obj);
case Z3_UNKNOWN_SORT:
throw new Z3Exception("Unknown Sort");
default: ; default: ;
} }
} }
@ -1806,8 +1804,6 @@ public class Expr extends AST
return new ArrayExpr(ctx, obj); return new ArrayExpr(ctx, obj);
case Z3_DATATYPE_SORT: case Z3_DATATYPE_SORT:
return new DatatypeExpr(ctx, obj); return new DatatypeExpr(ctx, obj);
case Z3_UNKNOWN_SORT:
throw new Z3Exception("Unknown Sort");
default: ; default: ;
} }

4
src/muz_qe/dl_context.cpp
View file

@ -994,7 +994,7 @@ namespace datalog {
p.insert(":profile-timeout-milliseconds", CPK_UINT, "instructions and rules that took less than the threshold will not be printed when printed the instruction/rule list"); p.insert(":profile-timeout-milliseconds", CPK_UINT, "instructions and rules that took less than the threshold will not be printed when printed the instruction/rule list");
p.insert(":print-with-fixedpoint-extensions", CPK_BOOL, "(default true) use SMT-LIB2 fixedpoint extensions, instead of pure SMT2, when printing rules"); p.insert(":print-with-fixedpoint-extensions", CPK_BOOL, "(default true) use SMT-LIB2 fixedpoint extensions, instead of pure SMT2, when printing rules");
p.insert(":print-low-level-smt2", CPK_BOOL, "(default true) use (faster) low-level SMT2 printer (the printer is scalable but the result may not be as readable)"); p.insert(":print-low-level-smt2", CPK_BOOL, "(default false) use (faster) low-level SMT2 printer (the printer is scalable but the result may not be as readable)");
PRIVATE_PARAMS( PRIVATE_PARAMS(
p.insert(":dbg-fpr-nonempty-relation-signature", CPK_BOOL, p.insert(":dbg-fpr-nonempty-relation-signature", CPK_BOOL,
@ -1651,7 +1651,7 @@ namespace datalog {
expr_ref_vector rules(m); expr_ref_vector rules(m);
svector<symbol> names; svector<symbol> names;
bool use_fixedpoint_extensions = m_params.get_bool(":print-with-fixedpoint-extensions", true); bool use_fixedpoint_extensions = m_params.get_bool(":print-with-fixedpoint-extensions", true);
bool print_low_level = m_params.get_bool(":print-low-level-smt2", true); bool print_low_level = m_params.get_bool(":print-low-level-smt2", false);
#define PP(_e_) if (print_low_level) out << mk_smt_pp(_e_, m); else ast_smt2_pp(out, _e_, env, params); #define PP(_e_) if (print_low_level) out << mk_smt_pp(_e_, m); else ast_smt2_pp(out, _e_, env, params);

21
src/muz_qe/pdr_context.cpp
View file

@ -266,7 +266,7 @@ namespace pdr {
} }
else if (is_invariant(tgt_level, curr, false, assumes_level)) { else if (is_invariant(tgt_level, curr, false, assumes_level)) {
add_property(curr, tgt_level); // assumes_level?tgt_level:infty_level add_property(curr, assumes_level?tgt_level:infty_level);
TRACE("pdr", tout << "is invariant: "<< tgt_level << " " << mk_pp(curr, m) << "\n";); TRACE("pdr", tout << "is invariant: "<< tgt_level << " " << mk_pp(curr, m) << "\n";);
src[i] = src.back(); src[i] = src.back();
src.pop_back(); src.pop_back();
@ -293,9 +293,6 @@ namespace pdr {
bool pred_transformer::add_property1(expr * lemma, unsigned lvl) { bool pred_transformer::add_property1(expr * lemma, unsigned lvl) {
if (is_infty_level(lvl)) { if (is_infty_level(lvl)) {
if (m.is_false(lemma)) {
return false;
}
if (!m_invariants.contains(lemma)) { if (!m_invariants.contains(lemma)) {
TRACE("pdr", tout << "property1: " << head()->get_name() << " " << mk_pp(lemma, m) << "\n";); TRACE("pdr", tout << "property1: " << head()->get_name() << " " << mk_pp(lemma, m) << "\n";);
m_invariants.push_back(lemma); m_invariants.push_back(lemma);
@ -410,7 +407,7 @@ namespace pdr {
add_property(result, level); add_property(result, level);
} }
lbool pred_transformer::is_reachable(model_node& n, expr_ref_vector* core) { lbool pred_transformer::is_reachable(model_node& n, expr_ref_vector* core, bool& uses_level) {
TRACE("pdr", TRACE("pdr",
tout << "is-reachable: " << head()->get_name() << " level: " << n.level() << "\n"; tout << "is-reachable: " << head()->get_name() << " level: " << n.level() << "\n";
tout << mk_pp(n.state(), m) << "\n";); tout << mk_pp(n.state(), m) << "\n";);
@ -427,6 +424,9 @@ namespace pdr {
tout << mk_pp(n.state(), m) << "\n";); tout << mk_pp(n.state(), m) << "\n";);
n.set_model(model); n.set_model(model);
} }
else if (is_sat == l_false) {
uses_level = m_solver.assumes_level();
}
return is_sat; return is_sat;
} }
@ -1640,7 +1640,8 @@ namespace pdr {
close_node(n); close_node(n);
} }
else { else {
switch (expand_state(n, cube)) { bool uses_level = true;
switch (expand_state(n, cube, uses_level)) {
case l_true: case l_true:
if (n.level() == 0) { if (n.level() == 0) {
TRACE("pdr", tout << "reachable\n";); TRACE("pdr", tout << "reachable\n";);
@ -1653,7 +1654,7 @@ namespace pdr {
break; break;
case l_false: { case l_false: {
core_generalizer::cores cores; core_generalizer::cores cores;
cores.push_back(std::make_pair(cube, true)); cores.push_back(std::make_pair(cube, uses_level));
for (unsigned i = 0; !cores.empty() && i < m_core_generalizers.size(); ++i) { for (unsigned i = 0; !cores.empty() && i < m_core_generalizers.size(); ++i) {
core_generalizer::cores new_cores; core_generalizer::cores new_cores;
@ -1666,7 +1667,7 @@ namespace pdr {
bool found_invariant = false; bool found_invariant = false;
for (unsigned i = 0; i < cores.size(); ++i) { for (unsigned i = 0; i < cores.size(); ++i) {
expr_ref_vector const& core = cores[i].first; expr_ref_vector const& core = cores[i].first;
bool uses_level = cores[i].second; uses_level = cores[i].second;
found_invariant = !uses_level || found_invariant; found_invariant = !uses_level || found_invariant;
expr_ref ncore(m_pm.mk_not_and(core), m); expr_ref ncore(m_pm.mk_not_and(core), m);
TRACE("pdr", tout << "invariant state: " << (uses_level?"":"(inductive) ") << mk_pp(ncore, m) << "\n";); TRACE("pdr", tout << "invariant state: " << (uses_level?"":"(inductive) ") << mk_pp(ncore, m) << "\n";);
@ -1690,8 +1691,8 @@ namespace pdr {
// return a property that blocks state and is implied by the // return a property that blocks state and is implied by the
// predicate transformer (or some unfolding of it). // predicate transformer (or some unfolding of it).
// //
lbool context::expand_state(model_node& n, expr_ref_vector& result) { lbool context::expand_state(model_node& n, expr_ref_vector& result, bool& uses_level) {
return n.pt().is_reachable(n, &result); return n.pt().is_reachable(n, &result, uses_level);
} }
void context::propagate(unsigned max_prop_lvl) { void context::propagate(unsigned max_prop_lvl) {

4
src/muz_qe/pdr_context.h
View file

@ -140,7 +140,7 @@ namespace pdr {
bool propagate_to_next_level(unsigned level); bool propagate_to_next_level(unsigned level);
void add_property(expr * lemma, unsigned lvl); // add property 'p' to state at level. void add_property(expr * lemma, unsigned lvl); // add property 'p' to state at level.
lbool is_reachable(model_node& n, expr_ref_vector* core); lbool is_reachable(model_node& n, expr_ref_vector* core, bool& uses_level);
bool is_invariant(unsigned level, expr* co_state, bool inductive, bool& assumes_level, expr_ref_vector* core = 0); bool is_invariant(unsigned level, expr* co_state, bool inductive, bool& assumes_level, expr_ref_vector* core = 0);
bool check_inductive(unsigned level, expr_ref_vector& state, bool& assumes_level); bool check_inductive(unsigned level, expr_ref_vector& state, bool& assumes_level);
@ -309,7 +309,7 @@ namespace pdr {
void close_node(model_node& n); void close_node(model_node& n);
void check_pre_closed(model_node& n); void check_pre_closed(model_node& n);
void expand_node(model_node& n); void expand_node(model_node& n);
lbool expand_state(model_node& n, expr_ref_vector& cube); lbool expand_state(model_node& n, expr_ref_vector& cube, bool& uses_level);
void create_children(model_node& n); void create_children(model_node& n);
expr_ref mk_sat_answer() const; expr_ref mk_sat_answer() const;
expr_ref mk_unsat_answer() const; expr_ref mk_unsat_answer() const;