83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
#define SC_INCLUDE_FX
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#include <scc/cci_util.h>
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#include <scc/configurer.h>
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#include <scc/observer.h>
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#include <scc/sc_variable.h>
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#include <scc/tracer.h>
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#include <string>
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#include <systemc>
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using namespace sc_dt;
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using namespace std;
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struct testbench : public sc_core::sc_module {
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scc::sc_variable<sc_dt::sc_fixed<6, 4>> a{"a", sc_dt::sc_fixed<6, 4>()};
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scc::sc_variable<sc_fixed<4, 2, SC_RND, SC_SAT>> b_sc_sat{"b_sc_sat", 0};
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scc::sc_variable<sc_fixed<8, 3>> a_qant{"a_qant", 0};
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scc::sc_variable<sc_fixed<5, 3, SC_RND>> b_sc_rnd{"b_sc_rnd", 0};
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scc::sc_variable<sc_fixed<5, 3, SC_TRN>> b_sc_trn{"b_sc_trn", 0};
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sc_fixed<5, 3> a_fixed;
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sc_dt::sc_fix a_fix{5, 3};
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sc_fxtype_params params{5, 4};
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sc_fxtype_context context{params};
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// becase we do not specify in b_fix constructor anything
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// the parameters are taken form the latest created context
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sc_fix b_fix;
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sc_fix c_fix{5, 3};
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testbench(sc_core::sc_module_name const& nm)
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: sc_module(nm) {
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SC_HAS_PROCESS(testbench);
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SC_THREAD(run);
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}
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void trace(sc_core::sc_trace_file* trf) const override {
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a.trace(trf);
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scc::sc_trace(trf, a_fixed, std::string(name()) + ".a_fixed");
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scc::sc_trace(trf, a_fix, std::string(name()) + ".a_fix");
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scc::sc_trace(trf, b_fix, std::string(name()) + ".b_fix");
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scc::sc_trace(trf, c_fix, std::string(name()) + ".c_fix");
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}
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void run() {
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wait(1_ns);
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init();
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wait(1_ns);
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test_overflow_modes();
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wait(1_ns);
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test_quantization_modes();
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wait(1_ns);
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this->a = 2;
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wait(1_ps);
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sc_core::sc_stop();
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}
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void init() {
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a_fixed = 1.75;
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a_fix = 1.75;
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b_fix = 1.75;
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c_fix = 1.75;
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}
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void test_overflow_modes() {
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a = -7;
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b_sc_sat = *a;
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}
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void test_quantization_modes() {
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a_qant = -2.3125;
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b_sc_rnd = *a_qant;
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b_sc_trn = *a_qant;
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}
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};
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int sc_main(int sc_argc, char* sc_argv[]) {
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scc::init_logging(scc::log::INFO);
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scc::configurer cfg("");
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scc::tracer trc("sc_fixed_tracing");
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testbench tb("tb");
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sc_core::sc_start();
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SCCINFO("sc_main") << "End Simulation.";
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return sc_core::sc_report_handler::get_count(sc_core::SC_ERROR) + sc_core::sc_report_handler::get_count(sc_core::SC_WARNING);
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} // End of 'sc_main'
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