OpenModelica wasm-jit from 2026-09-28 19:27:38 to 2026-09-29 17:19:16

Summary

OMC Commits25
Libraries Changed1
Number of Improvements4
Number of Regressions5
Number of Performance Improvements4
Number of Performance Regressions2

OpenModelica Changes

CommitDateAuthorSummary
42424ef2fb2026-09-29 15:57:55 +0200Martin SjölundSpeed up the C target's generated equation code (#17009)
569d23b2cd2026-09-29 15:22:16 +0200arun3688dataReconciliation: read from -inputPath, avoid self-copy in same directory (#17008)
383fbbad3b2026-09-29 11:39:21 +0200Martin SjölundFixed-step solvers: store history in C's order
e7e54c8a592026-09-29 11:39:10 +0200Martin SjölundC FMUs: FMU state and FMI 1.0 fixes
7d730e6a402026-09-28 22:44:26 +0200Martin SjölundC+Rust FMUs: FMI API from the Rust component
1dd9de77d62026-09-28 15:32:57 +0200Martin SjölundCVODE: honour -maxIntegrationOrder
75e92a5efe2026-09-28 13:05:35 +0200Martin SjölundCVODE: DASSL's first step after an event
64b6a4c5c12026-09-28 12:43:14 +0200Martin SjölundDeclare variables of the lambda0 init system
90367b5a022026-09-28 11:54:47 +0200Martin SjölundCVODE: start from init's y' where f(t0) fails
cd6f0177082026-09-28 11:11:30 +0200Martin SjölundCVODE: sparse Jacobian, no hmin, no output tstop
af91c6044a2026-09-29 14:30:07 +0200Per ÖstlundRemove ExpressionIterator.REPEAT_ITERATOR (#17006)
d5e90c4db32026-09-29 12:49:29 +0200Andreas[C] Array variables in initialization files and inputs (#16926)
b4656b58ff2026-09-29 12:22:20 +0200Andreas[Testsuite] Update ThermoSysPro to 4.2.0 (#16999)
c0aacbda972026-09-29 12:12:07 +0200Martin SjölundUse the C runtime's messages in the Rust runtime (#17001)
6327d0fdee2026-09-29 11:36:48 +0200Andreas[C] Name array elements in printAllVars and dassl_setNominals (#17000)
678f1fd6da2026-09-29 10:54:47 +0200Andreas[NB] Keep size-one dimensions in subscriptsAllWithWhole (#16986)
a554f089182026-09-29 08:13:42 +0200Martin SjölundMerge array alias bounds element-wise (#16998)
fcad5ebeee2026-09-29 07:52:30 +0200Martin Sjölundgbode: solve -gbnls with the runtime's NLS (#16997)
4c3ffd22072026-09-29 07:39:13 +0200Martin Sjölundwasm-jit: chunk the shared-literal init (#16996)
4f8de096c62026-09-28 21:28:48 +0200Martin SjölundImplement the C runtime's missing simflags (#16993)
741ed66ddc2026-09-28 20:59:17 +0200Martin SjölundHold relations in the DAE-mode IDACalcIC (#16992)
7f008c53a62026-09-28 18:49:07 +0200Martin SjölundLoop sparsity offset arguments separately
878bf65e612026-09-28 13:57:17 +0200Martin SjölundAddress array elements with constant subscripts
7183dfeac62026-09-28 13:57:17 +0200Martin SjölundSize Jacobian temporaries by their elements
2c562154d02026-09-28 13:12:12 +0200Martin SjölundMatch reversed iterators in NB sparsity lookups

OpenModelicaLibraryTesting Changes

CommitDateAuthorSummary
981bf8a2026-09-28 07:55:50 +0200Martin SjölundAlways run the solvers job together (#366)
df93d072026-09-27 13:47:00 +0200Martin SjölundReplace the C+Rust job with a C.old job (#365)

Library Changes

LibraryChange
Dynawo_devFrom version 1.8.0-master (d692ab97caf85fb2e0eb5f777e97c2cfe4043c56) to 1.8.0-master (50cdcf8bdd8e2821824654d6f2d98ccd63365a82)

Models Affected

BuildingSystemsBuildingSystems.Applications.DistrictSimulation.DistrictBerlinKreuzberg (sim)Simulate performance 40.49 → 0.16
DynawoDynawo.Examples.RVS.TestCases.TestA.TestAShuntNoRestorative (sim)Simulate performance 54.00 → 25.66
DynawoDynawo.Examples.RVS.TestCases.TestB.TestBNoSvcNoLoadReset (sim)Simulate performance 47.76 → 0:01:54
Dynawo_devDynawo.Examples.RVS.TestCases.TestA.TestAShuntNoRestorative (sim)Simulate performance 32.23 → 0:01:11
Dynawo_devDynawo.Examples.RVS.TestCases.TestB.TestBSvcLoadReset (sim)Simulate performance 0:02:18 → 57.36
Dynawo_devDynawo.Examples.Wind.IEC.Neplan.WT4ACurrentSource2020FOCB (sim)Verify → Failed
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPExternalTrigger (sim)Simulate → Compile
Modelica_DeviceDriversModelica_DeviceDrivers.Blocks.Examples.TestSerialPackager_UDPWithoutReceiveThread (sim)Compile → Simulate
OpenIPSLOpenIPSL.Tests.Controls.PSSE.ES.EXST1 (sim)Simulate → Compile
OpenIPSL_devOpenIPSL.Tests.Controls.PSSE.ES.EXST1 (sim)Simulate → Compile
PowerGrids_devPowerGrids.Examples.IEEE14bus.IEEE14busShort4 (sim)Compile → Simulate
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemAC.ScaledExperiments.DistributionSystemLinearIndividual_N_56_M_56 (sim)Simulate → Compile
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelicaActiveLoads_N_80_M_80 (sim)Simulate performance 19.01 → 10.25
ScalableTestSuiteScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Compile → Verify
ScalableTestSuite_nooptScalableTestSuite.Electrical.DistributionSystemDC.ScaledExperiments.DistributionSystemModelica_N_112_M_112 (sim)Compile → Verify