mirror of https://github.com/YosysHQ/yosys.git
Improved ezsat stand-alone tests
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parent
a5a519a9d1
commit
30774ec6bc
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@ -3,7 +3,7 @@ CC = clang
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CXX = clang
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CXXFLAGS = -MD -Wall -Wextra -ggdb
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CXXFLAGS += -std=c++11 -O0
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LDLIBS = -lminisat -lstdc++
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LDLIBS = -lminisat -lm -lstdc++
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all: demo_vec demo_bit demo_cmp testbench puzzle3d
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@ -20,7 +20,7 @@ test: all
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./demo_cmp
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clean:
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rm -f demo_bit demo_vec testbench puzzle3d *.o *.d
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rm -f demo_bit demo_vec demo_cmp testbench puzzle3d *.o *.d
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.PHONY: all test clean
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@ -168,7 +168,7 @@ public:
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int get(ezSAT *that) {
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if (name.empty())
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return id;
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return that->literal(name);
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return that->frozen_literal(name);
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}
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};
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@ -260,8 +260,10 @@ int main()
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std::vector<int> modelExpressions;
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std::vector<bool> modelValues;
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for (auto &it : blockinfo)
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for (auto &it : blockinfo) {
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ez.freeze(it.first);
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modelExpressions.push_back(it.first);
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}
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int solution_counter = 0;
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while (1)
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@ -63,7 +63,7 @@ void test_simple()
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{
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printf("==== %s ====\n\n", __PRETTY_FUNCTION__);
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ezSAT sat;
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ezMiniSAT sat;
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sat.assume(sat.OR("A", "B"));
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sat.assume(sat.NOT(sat.AND("A", "B")));
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test(sat);
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@ -71,89 +71,6 @@ void test_simple()
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// ------------------------------------------------------------------------------------------------------------
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void test_basic_operators(ezSAT &sat, xorshift128 &rng, int iter, bool buildTrees, bool buildClusters, std::vector<bool> &log)
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{
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int vars[6] = {
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sat.VAR("A"), sat.VAR("B"), sat.VAR("C"),
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sat.NOT("A"), sat.NOT("B"), sat.NOT("C")
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};
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for (int i = 0; i < iter; i++) {
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int assumption = 0, op = rng() % 6, to = rng() % 6;
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int a = vars[rng() % 6], b = vars[rng() % 6], c = vars[rng() % 6];
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// printf("--> %d %d:%s %d:%s %d:%s\n", op, a, sat.to_string(a).c_str(), b, sat.to_string(b).c_str(), c, sat.to_string(c).c_str());
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switch (op)
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{
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case 0:
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assumption = sat.NOT(a);
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break;
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case 1:
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assumption = sat.AND(a, b);
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break;
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case 2:
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assumption = sat.OR(a, b);
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break;
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case 3:
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assumption = sat.XOR(a, b);
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break;
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case 4:
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assumption = sat.IFF(a, b);
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break;
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case 5:
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assumption = sat.ITE(a, b, c);
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break;
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}
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// printf(" --> %d:%s\n", to, sat.to_string(assumption).c_str());
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if (buildTrees)
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vars[to] = assumption;
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if (!buildClusters)
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sat.clear();
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sat.assume(assumption);
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if (sat.numCnfVariables() < 15) {
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printf("%d:\n", int(log.size()));
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log.push_back(test(sat));
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} else {
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// printf("** skipping large problem **\n");
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}
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}
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}
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void test_basic_operators(ezSAT &sat, std::vector<bool> &log)
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{
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printf("-- %s --\n\n", __PRETTY_FUNCTION__);
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xorshift128 rng;
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test_basic_operators(sat, rng, 1000, false, false, log);
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for (int i = 0; i < 100; i++)
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test_basic_operators(sat, rng, 10, true, false, log);
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for (int i = 0; i < 100; i++)
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test_basic_operators(sat, rng, 10, false, true, log);
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}
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void test_basic_operators()
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{
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printf("==== %s ====\n\n", __PRETTY_FUNCTION__);
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ezSAT sat;
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ezMiniSAT miniSat;
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std::vector<bool> logSat, logMiniSat;
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test_basic_operators(sat, logSat);
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test_basic_operators(miniSat, logMiniSat);
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if (logSat != logMiniSat) {
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printf("Differences between logSat and logMiniSat:");
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for (int i = 0; i < int(std::max(logSat.size(), logMiniSat.size())); i++)
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if (i >= int(logSat.size()) || i >= int(logMiniSat.size()) || logSat[i] != logMiniSat[i])
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printf(" %d", i);
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printf("\n");
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abort();
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} else {
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printf("Completed %d tests with identical results with ezSAT and ezMiniSAT.\n\n", int(logSat.size()));
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}
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}
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// ------------------------------------------------------------------------------------------------------------
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void test_xorshift32_try(ezSAT &sat, uint32_t input_pattern)
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{
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uint32_t output_pattern = input_pattern;
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@ -238,7 +155,7 @@ void check(const char *expr1_str, bool expr1, const char *expr2_str, bool expr2)
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void test_signed(int8_t a, int8_t b, int8_t c)
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{
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ezSAT sat;
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ezMiniSAT sat;
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std::vector<int> av = sat.vec_const_signed(a, 8);
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std::vector<int> bv = sat.vec_const_signed(b, 8);
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@ -257,7 +174,7 @@ void test_signed(int8_t a, int8_t b, int8_t c)
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void test_unsigned(uint8_t a, uint8_t b, uint8_t c)
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{
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ezSAT sat;
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ezMiniSAT sat;
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if (b < c)
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b ^= c, c ^= b, b ^= c;
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@ -279,7 +196,7 @@ void test_unsigned(uint8_t a, uint8_t b, uint8_t c)
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void test_count(uint32_t x)
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{
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ezSAT sat;
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ezMiniSAT sat;
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int count = 0;
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for (int i = 0; i < 32; i++)
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@ -333,10 +250,10 @@ void test_onehot()
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printf("==== %s ====\n\n", __PRETTY_FUNCTION__);
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ezMiniSAT ez;
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int a = ez.literal("a");
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int b = ez.literal("b");
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int c = ez.literal("c");
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int d = ez.literal("d");
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int a = ez.frozen_literal("a");
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int b = ez.frozen_literal("b");
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int c = ez.frozen_literal("c");
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int d = ez.frozen_literal("d");
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std::vector<int> abcd;
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abcd.push_back(a);
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@ -387,10 +304,10 @@ void test_manyhot()
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printf("==== %s ====\n\n", __PRETTY_FUNCTION__);
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ezMiniSAT ez;
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int a = ez.literal("a");
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int b = ez.literal("b");
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int c = ez.literal("c");
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int d = ez.literal("d");
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int a = ez.frozen_literal("a");
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int b = ez.frozen_literal("b");
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int c = ez.frozen_literal("c");
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int d = ez.frozen_literal("d");
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std::vector<int> abcd;
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abcd.push_back(a);
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@ -441,13 +358,13 @@ void test_ordered()
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printf("==== %s ====\n\n", __PRETTY_FUNCTION__);
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ezMiniSAT ez;
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int a = ez.literal("a");
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int b = ez.literal("b");
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int c = ez.literal("c");
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int a = ez.frozen_literal("a");
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int b = ez.frozen_literal("b");
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int c = ez.frozen_literal("c");
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int x = ez.literal("x");
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int y = ez.literal("y");
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int z = ez.literal("z");
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int x = ez.frozen_literal("x");
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int y = ez.frozen_literal("y");
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int z = ez.frozen_literal("z");
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std::vector<int> abc;
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abc.push_back(a);
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int main()
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{
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test_simple();
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test_basic_operators();
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test_xorshift32();
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test_arith();
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test_onehot();
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