verilator/test_regress/t/t_cover_lib_c.cpp
2024-02-08 21:51:36 -05:00

98 lines
3.6 KiB
C++

// -*- mode: C++; c-file-style: "cc-mode" -*-
//*************************************************************************
//
// Copyright 2009-2017 by Wilson Snyder. This program is free software; you can
// redistribute it and/or modify it under the terms of either the GNU
// Lesser General Public License Version 3 or the Perl Artistic License
// Version 2.0.
// SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
//
//*************************************************************************
#include "verilated_cov.h"
#include "svdpi.h"
#include <cstdio>
#include <cstring>
#include <iostream>
// These require the above. Comment prevents clang-format moving them
#include "TestCheck.h"
#include VM_PREFIX_INCLUDE
//======================================================================
double sc_time_stamp() { return 0; }
int errors = 0;
//======================================================================
const char* name() { return "main"; }
void hier_insert(VerilatedCovContext* covContextp, uint64_t* countp, const char* hierp,
const char* peri) {
// This needs to be a function at one line number so all of the
// line numbers for coverage are constant, otherwise instances won't combine.
VL_COVER_INSERT(covContextp, name(), countp, "hier", hierp, "per_instance", peri);
}
int main() {
uint32_t covers[1];
uint64_t coverw[6];
VerilatedCovContext* covContextp = Verilated::defaultContextp()->coveragep();
VL_COVER_INSERT(covContextp, name(), &covers[0], "comment", "kept_one");
VL_COVER_INSERT(covContextp, name(), &coverw[0], "comment", "kept_two");
VL_COVER_INSERT(covContextp, name(), &coverw[1], "comment", "lost_three");
hier_insert(covContextp, &coverw[2], "top.a0.pi", "0");
hier_insert(covContextp, &coverw[3], "top.a1.pi", "0");
hier_insert(covContextp, &coverw[4], "top.a0.npi", "1");
hier_insert(covContextp, &coverw[5], "top.a1.npi", "1");
covers[0] = 100;
coverw[0] = 210;
coverw[1] = 220;
coverw[2] = 200;
coverw[3] = 300;
coverw[4] = 200;
coverw[5] = 300;
#ifdef T_COVER_LIB
TEST_CHECK_EQ(covContextp->defaultFilename(), "coverage.dat");
covContextp->write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage1.dat");
covContextp->forcePerInstance(true);
covContextp->write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage1_per_instance.dat");
covContextp->forcePerInstance(false);
covContextp->clearNonMatch("kept_");
covContextp->write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage2.dat");
covContextp->zero();
covContextp->write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage3.dat");
covContextp->clear();
Verilated::defaultContextp()->coverageFilename(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage4.dat");
TEST_CHECK_EQ(covContextp->defaultFilename(), VL_STRINGIFY(TEST_OBJ_DIR) "/coverage4.dat");
covContextp->write(); // Uses defaultFilename()
#elif defined(T_COVER_LIB_LEGACY)
TEST_CHECK_EQ(VerilatedCov::defaultFilename(), "coverage.dat");
VerilatedCov::write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage1.dat");
VerilatedCov::clearNonMatch("kept_");
VerilatedCov::write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage2.dat");
VerilatedCov::zero();
VerilatedCov::write(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage3.dat");
VerilatedCov::clear();
Verilated::defaultContextp()->coverageFilename(VL_STRINGIFY(TEST_OBJ_DIR) "/coverage4.dat");
TEST_CHECK_EQ(VerilatedCov::defaultFilename(), VL_STRINGIFY(TEST_OBJ_DIR) "/coverage4.dat");
VerilatedCov::write(); // Uses defaultFilename()
#else
#error
#endif
printf("*-* All Finished *-*\n");
return (errors ? 10 : 0);
}