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vcd missing $dump -> nan activites resolves #346 

Signed-off-by: James Cherry <cherry@parallaxsw.com>
This commit is contained in:
James Cherry 2025-12-02 18:08:00 -08:00
parent 59a882c769
commit aa3088885f
1 changed files with 9 additions and 11 deletions
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20
power/VcdParse.cc
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@ -74,14 +74,19 @@ VcdParse::read(const char *filename,
// empty body
readStmtString();
else if (token == "$dumpall")
parseVarValues();
// Ignore dumpall body.
readStmtTokens();
else if (token == "$dumpvars")
// Initial values.
parseVarValues();
else if (token[0] == '#') {
time_ = stoll(token.substr(1));
reader_->setTimeMin(time_);
prev_time_ = time_;
}
else if (token[0] == '$')
report_->fileError(800, filename_, stmt_line_, "unhandled vcd command.");
else
parseVarValues();
token = getToken();
}
gzclose(stream_);
@ -205,18 +210,11 @@ void
VcdParse::parseVarValues()
{
string token = getToken();
bool first_time = true;
while (!token.empty()) {
char char0 = toupper(token[0]);
if (char0 == '#' && token.size() > 1) {
VcdTime time = stoll(token.substr(1));
if (first_time) {
prev_time_ = time;
first_time = false;
reader_->setTimeMin(time);
}
else
prev_time_ = time_;
prev_time_ = time_;
time_ = time;
if (time_ > prev_time_)
reader_->varMinDeltaTime(time_ - prev_time_);