OpenModelica wasm-jit-me from 2026-09-03 21:31:35 to 2026-09-04 15:19:25

Summary

OMC Commits8
Libraries Changed1
Number of Improvements9
Number of Regressions4
Number of Performance Improvements5
Number of Performance Regressions7

OpenModelica Changes

CommitDateAuthorSummary
fd7e322a582026-09-04 12:38:42 +0200Martin SjölundUse aarch64-darwin for the macOS platform name (#16580)
fcd77abb232026-09-04 09:17:35 +0200Martin Sjölundwasm FMU: report the model's own assertions (#16575)
563fdb8e3b2026-09-04 09:03:21 +0200Martin Sjölundwasm-jit: release String args of external calls (#16577)
f3359d7a762026-09-04 00:19:57 +0200arun3688[FMI-CS] Locate state events by bisection instead of applying them at the end of step (#16576)
22af91f2302026-09-03 20:57:48 +0200Martin Sjölundwasm-jit: IDACalcIC for the master's event
a95cdf5ff72026-09-03 17:16:35 +0200Martin Sjölundwasm-jit: say "out of memory" instead of trapping
12ea0829a02026-09-03 15:47:16 +0200Martin Sjölundwasm-jit: IDACalcIC per event-iteration pass
4a4501bef32026-09-03 14:32:38 +0200Martin Sjölundwasm-jit: SimData must start zeroed

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
283f2312026-09-04 21:05:10 +0200Martin SjölundPublish the libraries a few at a time (#351)
cd9e3962026-09-04 18:33:25 +0200Martin SjölundRun C+Rust on 9950x

Library Changes

LibraryChange
Buildings_latestFrom version 14.0.0-master (9b7b207b764ef5fd329d510ff16473c211705d81) to 14.0.0-master (5b2c8f97eac0b935ec869a457b488fc6655fb165)

Models Affected

Buildings_11Buildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution2 (sim)Simulate performance 13.11 → 0:04:00
Buildings_11Buildings.DHC.Loads.BaseClasses.Validation.FlowDistributionPumpControl (sim)Compile → Verify
Buildings_11Buildings.DHC.Plants.Combined.Validation.AllElectricCWStorage (sim)Compile → Simulate
Buildings_12Buildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution2 (sim)Simulate performance 13.76 → 0:04:00
Buildings_12Buildings.DHC.Loads.BaseClasses.Validation.FlowDistributionPumpControl (sim)Compile → Verify
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case920 (sim)Simulate → Compile
Buildings_12Buildings.ThermalZones.Detailed.Validation.BESTEST.Cases9xx.Case930 (sim)Simulate → Compile
Buildings_latestBuildings.DHC.Loads.BaseClasses.Validation.BenchmarkFlowDistribution2 (sim)Simulate performance 12.87 → 0:04:01
Buildings_latestBuildings.DHC.Loads.BaseClasses.Validation.FlowDistributionPumpControl (sim)Compile → Verify
ClaRaClaRa.Examples.SteamPowerPlant_CombinedComponents_01 (sim)Failed → FrontEnd
Dynawo_devDynawo.Examples.Nordic.TestCases.TestCase (sim)Simulate performance 0.00 → 0:04:07
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_Conveyor (sim)Simulate performance 38.00 → 14.00
Modelica_3.2.3Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines.IMC_Initialize (sim)Simulate performance 36.00 → 12.00
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDP (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPAutoBufferSize (sim)Compile → Simulate
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPExternalTrigger (sim)Simulate → Compile
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Simulate → Compile
PowerGrids_devPowerGrids.Examples.IEEE14bus.IEEE14busShort4 (sim)Compile → Simulate
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinear_N_56_M_56 (sim)Simulate performance 20.00 → 0.00
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_640 (sim)Simulate performance 0:01:34 → 23.77
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineModelica_N_1280 (sim)Simulate performance 0:01:35 → 0:03:17
ScalableTestSuiteScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineModelica_N_640 (sim)Simulate performance 11.24 → 0:01:10
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinear_N_56_M_56 (sim)SimCode → Compile
ScalableTestSuite_nooptScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineEquations_N_640 (sim)Simulate performance 34.59 → 17.26
ScalableTestSuite_nooptScalableTestSuite.Electrical.TransmissionLine.ScaledExperiments.TransmissionLineModelica_N_640 (sim)Simulate performance 11.37 → 50.33