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Internals: Add VL_MT_SAFE attribute to functions that requires locking. (#3805)

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This commit is contained in:
Kamil Rakoczy
2023-03-17 20:24:15 -04:00
committed by GitHub
parent d6c5d40f9b
commit 798d7346cf
35 changed files with 185 additions and 143 deletions
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src/V3Waiver.cpp
+7 -3
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@@ -23,8 +23,9 @@
#include <memory>
#include <sstream>
void V3Waiver::addEntry(V3ErrorCode errorCode, const std::string& filename,
const std::string& str) {
void V3Waiver::addEntry(V3ErrorCode errorCode, const std::string& filename, const std::string& str)
VL_MT_SAFE_EXCLUDES(s_mutex) {
const VerilatedLockGuard lock{s_mutex};
std::stringstream entry;
const size_t pos = str.find('\n');
entry << "lint_off -rule " << errorCode.ascii() << " -file \"*" << filename << "\" -match \""
@@ -34,7 +35,7 @@ void V3Waiver::addEntry(V3ErrorCode errorCode, const std::string& filename,
s_waiverList.push_back(entry.str());
}
void V3Waiver::write(const std::string& filename) {
void V3Waiver::write(const std::string& filename) VL_MT_SAFE_EXCLUDES(s_mutex) {
const std::unique_ptr<std::ofstream> ofp{V3File::new_ofstream(filename)};
if (ofp->fail()) v3fatal("Can't write " << filename);
@@ -48,9 +49,12 @@ void V3Waiver::write(const std::string& filename) {
*ofp << "// 2. Keep the waiver permanently if you are sure this is okay\n";
*ofp << "// 3. Keep the waiver temporarily to suppress the output\n\n";
const VerilatedLockGuard lock{s_mutex};
if (s_waiverList.empty()) *ofp << "// No waivers needed - great!\n";
for (const auto& i : s_waiverList) *ofp << "// " << i << "\n\n";
}
VerilatedMutex V3Waiver::s_mutex;
V3Waiver::WaiverList V3Waiver::s_waiverList;