diff options
Diffstat (limited to 'runtime/runtime.cc')
| -rw-r--r-- | runtime/runtime.cc | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/runtime/runtime.cc b/runtime/runtime.cc index 8eb4a07b64..7f2f7895db 100644 --- a/runtime/runtime.cc +++ b/runtime/runtime.cc @@ -174,6 +174,11 @@ static constexpr double kLowMemoryMinLoadFactor = 0.5; static constexpr double kLowMemoryMaxLoadFactor = 0.8; static constexpr double kNormalMinLoadFactor = 0.4; static constexpr double kNormalMaxLoadFactor = 0.7; + +// Extra added to the default heap growth multiplier. Used to adjust the GC ergonomics for the read +// barrier config. +static constexpr double kExtraDefaultHeapGrowthMultiplier = kUseReadBarrier ? 1.0 : 0.0; + Runtime* Runtime::instance_ = nullptr; struct TraceConfig { @@ -1152,13 +1157,22 @@ bool Runtime::Init(RuntimeArgumentMap&& runtime_options_in) { // agents_.push_back(lib); // } + float foreground_heap_growth_multiplier; + if (is_low_memory_mode_ && !runtime_options.Exists(Opt::ForegroundHeapGrowthMultiplier)) { + // If low memory mode, use 1.0 as the multiplier by default. + foreground_heap_growth_multiplier = 1.0f; + } else { + foreground_heap_growth_multiplier = + runtime_options.GetOrDefault(Opt::ForegroundHeapGrowthMultiplier) + + kExtraDefaultHeapGrowthMultiplier; + } XGcOption xgc_option = runtime_options.GetOrDefault(Opt::GcOption); heap_ = new gc::Heap(runtime_options.GetOrDefault(Opt::MemoryInitialSize), runtime_options.GetOrDefault(Opt::HeapGrowthLimit), runtime_options.GetOrDefault(Opt::HeapMinFree), runtime_options.GetOrDefault(Opt::HeapMaxFree), runtime_options.GetOrDefault(Opt::HeapTargetUtilization), - runtime_options.GetOrDefault(Opt::ForegroundHeapGrowthMultiplier), + foreground_heap_growth_multiplier, runtime_options.GetOrDefault(Opt::MemoryMaximumSize), runtime_options.GetOrDefault(Opt::NonMovingSpaceCapacity), runtime_options.GetOrDefault(Opt::Image), |