verilator/test_regress/t/t_vpi_module_empty.cpp
2023-02-05 16:16:39 -05:00

124 lines
3.1 KiB
C++

// -*- mode: C++; c-file-style: "cc-mode" -*-
//*************************************************************************
//
// Copyright 2010-2023 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
//
//*************************************************************************
#ifdef IS_VPI
#include "vpi_user.h"
#include <cstdlib>
#else
#include "verilated.h"
#include "verilated_vcd_c.h"
#include "verilated_vpi.h"
#include "Vt_vpi_module_empty.h"
#include "Vt_vpi_module_empty__Dpi.h"
#include "svdpi.h"
#endif
#include <cstdio>
#include <cstring>
#include <iostream>
// These require the above. Comment prevents clang-format moving them
#include "TestSimulator.h"
#include "TestVpi.h"
// __FILE__ is too long
#define FILENM "t_vpi_module_empty.cpp"
#define DEBUG \
if (0) printf
#define CHECK_RESULT_NZ(got) \
if (!(got)) { \
printf("%%Error: %s:%d: GOT = NULL EXP = !NULL\n", FILENM, __LINE__); \
return __LINE__; \
}
extern "C" {
int mon_check() {
#ifdef TEST_VERBOSE
printf("-mon_check()\n");
#endif
TestVpiHandle it = vpi_iterate(vpiModule, NULL);
CHECK_RESULT_NZ(it);
return 0; // Ok
}
}
//======================================================================
#ifdef IS_VPI
static int mon_check_vpi() {
TestVpiHandle href = vpi_handle(vpiSysTfCall, 0);
s_vpi_value vpi_value;
vpi_value.format = vpiIntVal;
vpi_value.value.integer = mon_check();
vpi_put_value(href, &vpi_value, NULL, vpiNoDelay);
return 0;
}
static s_vpi_systf_data vpi_systf_data[] = {{vpiSysFunc, vpiIntFunc, (PLI_BYTE8*)"$mon_check",
(PLI_INT32(*)(PLI_BYTE8*))mon_check_vpi, 0, 0, 0},
0};
// cver entry
void vpi_compat_bootstrap(void) {
p_vpi_systf_data systf_data_p;
systf_data_p = &(vpi_systf_data[0]);
while (systf_data_p->type != 0) vpi_register_systf(systf_data_p++);
}
// icarus entry
void (*vlog_startup_routines[])() = {vpi_compat_bootstrap, 0};
#else
int main(int argc, char** argv) {
const std::unique_ptr<VerilatedContext> contextp{new VerilatedContext};
uint64_t sim_time = 1100;
contextp->debug(0);
contextp->commandArgs(argc, argv);
// we're going to be checking for these errors do don't crash out
contextp->fatalOnVpiError(0);
// Test second construction
const std::unique_ptr<VM_PREFIX> topp{new VM_PREFIX{contextp.get(),
// Note null name - we're flattening it out
""}};
#ifdef VERILATOR
#ifdef TEST_VERBOSE
contextp->scopesDump();
#endif
#endif
topp->eval();
VerilatedVpi::callValueCbs();
TestVpiHandle vh = vpi_handle_by_name((PLI_BYTE8*)"top.sv_if_i.a", NULL);
CHECK_RESULT_NZ(vh);
TestVpiHandle it = vpi_iterate(vpiModule, NULL);
CHECK_RESULT_NZ(it);
topp->final();
return 0;
}
#endif