mirror of
https://github.com/Z3Prover/z3
synced 2025-04-15 05:18:44 +00:00
92 lines
2 KiB
C++
92 lines
2 KiB
C++
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/*++
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Copyright (c) 2015 Microsoft Corporation
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--*/
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#include "tbv.h"
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static void tst1(unsigned num_bits) {
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tbv_manager m(num_bits);
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tbv* b1 = m.allocate1();
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tbv* b0 = m.allocate0();
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tbv* bX = m.allocateX();
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tbv* bN = m.allocate(31);
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m.display(std::cout, *b0) << "\n";
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m.display(std::cout, *b1) << "\n";
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m.display(std::cout, *bX) << "\n";
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m.display(std::cout, *bN) << "\n";
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SASSERT(!m.equals(*b1,*b0));
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SASSERT(!m.equals(*b1,*bX));
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SASSERT(!m.equals(*b0,*bX));
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m.set_and(*bX,*b0);
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SASSERT(m.equals(*b0,*bX));
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SASSERT(!m.equals(*b1,*bX));
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m.copy(*bX,*b1);
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SASSERT(m.equals(*b1,*bX));
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SASSERT(!m.equals(*b0,*bX));
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m.fillX(*bX);
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VERIFY(m.intersect(*bX,*b0,*bN));
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SASSERT(m.equals(*b0, *bN));
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VERIFY(!m.intersect(*b0,*b1,*bN));
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m.fill1(*b1);
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bit_vector to_delete;
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to_delete.reserve(num_bits, false);
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tbv_manager m2(num_bits-2);
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to_delete.set(1);
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to_delete.set(3);
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m.set(*b1, 2, BIT_0);
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m.set(*b1, 4, BIT_x);
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tbv_ref b2(m2, m2.project(to_delete, *b1));
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m.display(std::cout, *b1) << " -> ";
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m2.display(std::cout, *b2) << "\n";
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m.deallocate(b0);
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m.deallocate(b1);
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m.deallocate(bX);
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m.deallocate(bN);
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}
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static void tst0() {
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tbv_manager m(0);
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tbv_ref t1(m), t2(m), t3(m);
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t1 = m.allocate1();
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t2 = m.allocate0();
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t3 = m.allocateX();
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m.display(std::cout, *t1) << "\n";
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m.display(std::cout, *t2) << "\n";
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m.display(std::cout, *t3) << "\n";
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SASSERT(m.equals(*t1, *t2));
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SASSERT(m.equals(*t1, *t3));
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}
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static void tst2(unsigned num_bits) {
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tbv_manager m(num_bits);
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tbv_ref t(m), t2(m);
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for (unsigned i = 0; i < 55; ++i) {
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t = m.allocate(i);
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SASSERT(m.is_well_formed(*t));
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t2 = m.allocate(i+1);
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VERIFY(!m.set_and(*t2, *t));
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SASSERT(!m.is_well_formed(*t2));
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}
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}
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void tst_tbv() {
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tst0();
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tst1(31);
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tst1(11);
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tst1(15);
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tst1(16);
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tst1(17);
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tst2(31);
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tst2(11);
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tst2(15);
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tst2(16);
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tst2(17);
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}
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