forked from github/verilator
62 lines
1.1 KiB
C++
62 lines
1.1 KiB
C++
// This file ONLY is placed into the Public Domain, for any use,
|
|
// without warranty, 2008 by Lane Brooks
|
|
|
|
#include "Vt_tri_pullup.h"
|
|
|
|
Vt_tri_pullup *tb = NULL;
|
|
|
|
double sc_time_stamp() {
|
|
return 0;
|
|
}
|
|
|
|
bool check() {
|
|
bool pass;
|
|
int Z, Y, X;
|
|
if (tb->OE) {
|
|
Z = tb->A;
|
|
Y = tb->A;
|
|
X = tb->A;
|
|
} else {
|
|
Z = 1;
|
|
Y = 0;
|
|
X = 1;
|
|
}
|
|
|
|
if (tb->Z == Z && tb->Y == Y && tb->X == X) {
|
|
printf("PASS: ");
|
|
pass = true;
|
|
} else {
|
|
printf("FAIL: ");
|
|
pass = false;
|
|
}
|
|
#ifdef TEST_VERBOSE
|
|
printf("OE=%d A=%d X=%d Y=%d Z=%d\n", tb->OE, tb->A, tb->X, tb->Y, tb->Z);
|
|
#endif
|
|
return pass;
|
|
}
|
|
|
|
int main() {
|
|
bool pass = true;
|
|
|
|
Verilated::debug(0);
|
|
tb = new Vt_tri_pullup("tb");
|
|
|
|
// loop through every possibility and check the result
|
|
for (tb->OE=0; tb->OE<2; tb->OE++) {
|
|
for (tb->A=0; tb->A<2; tb->A++) {
|
|
tb->eval();
|
|
if (!check()) {
|
|
pass = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (pass) {
|
|
VL_PRINTF("*-* All Finished *-*\n");
|
|
tb->final();
|
|
} else {
|
|
vl_fatal(__FILE__,__LINE__,"top", "Unexpected results from pullup test\n");
|
|
}
|
|
return 0;
|
|
}
|