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configurable gc threshold

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This commit is contained in:
Stepan Usatiuk
2024-01-04 11:42:39 +01:00
parent 9a7745c9e2
commit 609794ebf2
3 changed files with 5 additions and 2 deletions
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1
src/support/include/Options.h
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@@ -40,6 +40,7 @@ private:
const static inline std::unordered_map<std::string, std::variant<size_t, bool>> _defaults{{"cell_limit", 50000U}, const static inline std::unordered_map<std::string, std::variant<size_t, bool>> _defaults{{"cell_limit", 50000U},
{"command_strs", false}, {"command_strs", false},
{"default_log_level", 1U}, {"default_log_level", 1U},
{"gc_threshold", 50U},
{"repl", true}}; {"repl", true}};
std::unordered_map<std::string, std::variant<size_t, bool>> _current = _defaults; std::unordered_map<std::string, std::variant<size_t, bool>> _current = _defaults;

3
src/vm/include/MemoryContext.h
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@@ -95,7 +95,8 @@ private:
std::lock_guard tmplg(_new_roots_lock); std::lock_guard tmplg(_new_roots_lock);
Handle ret(cell); Handle ret(cell);
_temp_cells.emplace_back(cell); _temp_cells.emplace_back(cell);
if ((_cells_num + _temp_cells.size() + 1) >= (size_t) (Options::get<size_t>("cell_limit") / 2)) { if ((_cells_num + _temp_cells.size()) >=
((Options::get<size_t>("cell_limit") * Options::get<size_t>("gc_threshold")) / 100ULL)) {
request_gc(); request_gc();
} }
return ret; return ret;

3
src/vm/src/VM.cpp
View File

@@ -35,7 +35,7 @@ void VM::step() {
if (!_d.null()) out << "d:" << _d << "\n"; if (!_d.null()) out << "d:" << _d << "\n";
}, },
Logger::TRACE); Logger::TRACE);
switch (poppedCmd) { switch (poppedCmd) {
case NIL: { case NIL: {
_s.push(nullptr); _s.push(nullptr);
@@ -300,6 +300,7 @@ void VM::step() {
std::string read; std::string read;
std::getline(_instream, read); std::getline(_instream, read);
_s.push(Parser::parse_str(read)); _s.push(Parser::parse_str(read));
break;
} }
default: default:
throw std::invalid_argument("Unknown command: " + std::to_string(poppedCmd)); throw std::invalid_argument("Unknown command: " + std::to_string(poppedCmd));