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[BE] set --generateSymbolicJacobian by default #9221

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[BE] set --generateSymbolicJacobian by default #9221

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f6ed79d
[BE] set --generateSymbolicJacobian by default
kabdelhak Jul 11, 2022
8904cba
[BE] jacobian default behaviour update
kabdelhak Jul 11, 2022
a19eff0
Merge branch 'master' into HEAD
phannebohm Apr 24, 2023
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2 changes: 1 addition & 1 deletion OMCompiler/Compiler/BackEnd/BackendDump.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -1486,7 +1486,7 @@ algorithm
(innerEqLst,innerVarLst,_) = BackendDAEUtil.getEqnAndVarsFromInnerEquationLst(innerEquations);
tmpStr = tmpStr
+ "\nTearing Variables:\n-------------------------------------\n" + dumpMarkedVars(eSys,vlst) + "\n"
+ "Residual Equations:\n-------------------------------------\n" + dumpMarkedEqns(eSys,ilst)
+ "Residual Equations:\n-------------------------------------\n" + dumpMarkedEqns(eSys,ilst) + "\n"
+ "Inner Variables:\n-------------------------------------\n" + dumpMarkedVarsLsts(eSys,innerVarLst) + "\n"
+ "InnerEquations:\n-------------------------------------\n" + dumpMarkedEqns(eSys,innerEqLst);
else
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39 changes: 25 additions & 14 deletions OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo
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Expand Up @@ -2186,13 +2186,12 @@ algorithm
// no jacobian -> no nonlinear pattern
nonlinearPattern := BackendDAE.emptyNonlinearPattern;
end if;
// generate sparse pattern
if (not stringEq(inName, "FMIDERINIT")) then
(outSparsePattern,outSparseColoring) := generateSparsePattern(inBackendDAE, inDiffVars, BackendVariable.varList(inDifferentiatedVars));
end if;
else
fail();
outJacobian := NONE();
end try;
if (not stringEq(inName, "FMIDERINIT")) then
(outSparsePattern,outSparseColoring) := generateSparsePattern(inBackendDAE, inDiffVars, BackendVariable.varList(inDifferentiatedVars));
end if;
end generateGenericJacobian;

protected function createJacobian "author: wbraun"
Expand Down Expand Up @@ -4264,15 +4263,27 @@ algorithm
() := match (comp)
local
BackendDAE.JacobianType jacTp;
case BackendDAE.EQUATIONSYSTEM(jacType=BackendDAE.JAC_NONLINEAR())
then fail();
case BackendDAE.EQUATIONSYSTEM(jacType=BackendDAE.JAC_NO_ANALYTIC())
then fail();
case BackendDAE.EQUATIONSYSTEM(jacType=BackendDAE.JAC_GENERIC())
then fail();
case BackendDAE.TORNSYSTEM(linear=false)
then fail();
else ();
case BackendDAE.EQUATIONSYSTEM(jacType=BackendDAE.JAC_NONLINEAR()) algorithm
if Flags.isSet(Flags.JAC_DUMP) then
print("[symjacdump] Following strong component represents a nonlinear symbolic jacobian:\n" + BackendDump.printComponent(comp, SOME(syst)) + "\n");
end if;
then fail();
case BackendDAE.EQUATIONSYSTEM(jacType=BackendDAE.JAC_NO_ANALYTIC())algorithm
if Flags.isSet(Flags.JAC_DUMP) then
print("[symjacdump] Following strong component represents a no symbolic jacobian:\n" + BackendDump.printComponent(comp, SOME(syst)) + "\n");
end if;
then fail();
case BackendDAE.EQUATIONSYSTEM(jacType=BackendDAE.JAC_GENERIC())algorithm
if Flags.isSet(Flags.JAC_DUMP) then
print("[symjacdump] Following strong component represents a generic jacobian:\n" + BackendDump.printComponent(comp, SOME(syst)) + "\n");
end if;
then fail();
case BackendDAE.TORNSYSTEM(linear=false)algorithm
if Flags.isSet(Flags.JAC_DUMP) then
print("[symjacdump] Following (torn) strong component represents a nonlinear symbolic jacobian:\n" + BackendDump.printComponent(comp, SOME(syst)) + "\n");
end if;
then fail();
else ();
end match;
end for;
else
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2 changes: 1 addition & 1 deletion OMCompiler/Compiler/Util/Flags.mo
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Expand Up @@ -946,7 +946,7 @@ constant ConfigFlag REPLACE_HOMOTOPY = CONFIG_FLAG(53, "replaceHomotopy",
Gettext.gettext("Replaces homotopy(actual, simplified) with the actual expression or the simplified expression. Good for debugging models which use homotopy. The default is to not replace homotopy."));

constant ConfigFlag GENERATE_SYMBOLIC_JACOBIAN = CONFIG_FLAG(54, "generateSymbolicJacobian",
NONE(), EXTERNAL(), BOOL_FLAG(false), NONE(),
NONE(), EXTERNAL(), BOOL_FLAG(true), NONE(),
Gettext.gettext("Generates symbolic Jacobian matrix, where der(x) is differentiated w.r.t. x. This matrix can be used by dassl or ida solver with simulation flag '-jacobian'."));

constant ConfigFlag GENERATE_SYMBOLIC_LINEARIZATION = CONFIG_FLAG(55, "generateSymbolicLinearization",
Expand Down