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Add checks for empty trace and catch conversion exceptions.

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This commit is contained in:
Lukas Steiner
2023-06-15 11:32:51 +02:00
parent 6f7ca94d27
commit 6e582907c0
1 changed files with 65 additions and 53 deletions
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118
src/simulator/simulator/player/StlPlayer.cpp
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@@ -71,6 +71,9 @@ StlPlayer::StlPlayer(std::string_view tracePath,
if (line.size() > 1 && line[0] != '#')
numberOfLines++;
}
if (numberOfLines == 0)
SC_REPORT_FATAL("StlPlayer",
(std::string("Empty trace ") + tracePath.data()).c_str());
traceFile.clear();
traceFile.seekg(0);
}
@@ -143,69 +146,78 @@ void StlPlayer::parseTraceFile()
iss.str(line);
// Get the timestamp for the transaction.
iss >> element;
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
content.delay = playerPeriod * static_cast<double>(std::stoull(element));
// Get the optional burst length and command
iss >> element;
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
if (element.at(0) == '(')
try
{
element.erase(0, 1);
content.length = std::stoul(element);
// Get the timestamp for the transaction.
iss >> element;
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
}
else
content.length = defaultDataLength;
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
if (element == "read")
content.command = Request::Command::Read;
else if (element == "write")
content.command = Request::Command::Write;
else
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
content.delay = playerPeriod * static_cast<double>(std::stoull(element));
// Get the address.
iss >> element;
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
content.address = std::stoull(element, nullptr, 16);
// Get the data if necessary.
if (storageEnabled && content.command == Request::Command::Write)
{
// The input trace file must provide the data to be stored into the memory.
// Get the optional burst length and command
iss >> element;
// Check if data length in the trace file is correct.
// We need two characters to represent 1 byte in hexadecimal. Offset for 0x prefix.
if (element.length() != (content.length * 2 + 2))
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
if (element.at(0) == '(')
{
element.erase(0, 1);
content.length = std::stoul(element);
iss >> element;
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
}
else
content.length = defaultDataLength;
if (element == "read")
content.command = Request::Command::Read;
else if (element == "write")
content.command = Request::Command::Write;
else
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
// Get the address.
iss >> element;
if (element.empty())
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
content.address = std::stoull(element, nullptr, 16);
// Get the data if necessary.
if (storageEnabled && content.command == Request::Command::Write)
{
// The input trace file must provide the data to be stored into the memory.
iss >> element;
// Check if data length in the trace file is correct.
// We need two characters to represent 1 byte in hexadecimal. Offset for 0x prefix.
if (element.length() != (content.length * 2 + 2))
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
// Set data
for (unsigned i = 0; i < content.length; i++)
content.data.emplace_back(static_cast<unsigned char>(
std::stoi(element.substr(i * 2 + 2, 2), nullptr, 16)));
}
}
catch (...)
{
SC_REPORT_FATAL(
"StlPlayer",
("Malformed trace file line " + std::to_string(currentLine) + ".").c_str());
// Set data
for (unsigned i = 0; i < content.length; i++)
content.data.emplace_back(static_cast<unsigned char>(
std::stoi(element.substr(i * 2 + 2, 2), nullptr, 16)));
}
}
}