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Hybrid Parallel AD Fixes #2046

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merged 3 commits into from
May 31, 2023
Merged

Hybrid Parallel AD Fixes #2046

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aaea293
Skip bounds checking in SetVertexTractionsAdjoint().
jblueh May 26, 2023
9dba7eb
Fix data race.
jblueh May 26, 2023
3113d70
OpDiLib update.
jblueh May 31, 2023
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3 changes: 3 additions & 0 deletions Common/include/basic_types/ad_structure.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -381,6 +381,9 @@ FORCEINLINE void SetIndex(int& index, const su2double& data) { index = data.getI
// WARNING: For performance reasons, this method does not perform bounds checking.
// When using it, please ensure sufficient adjoint vector size by a call to AD::ResizeAdjoints().
FORCEINLINE void SetDerivative(int index, const double val) {
if (index == 0) // Allow multiple threads to "set the derivative" of passive variables without causing data races.
return;

using BoundsChecking = codi::GradientAccessTapeInterface<su2double::Gradient, su2double::Identifier>::BoundsChecking;
AD::getTape().setGradient(index, val, BoundsChecking::False);
}
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5 changes: 3 additions & 2 deletions SU2_CFD/src/solvers/CSolver.cpp
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Expand Up @@ -4045,6 +4045,7 @@ void CSolver::SetVertexTractionsAdjoint(CGeometry *geometry, const CConfig *conf

unsigned short iMarker, iDim;
unsigned long iVertex, iPoint;
int index;

/*--- Loop over all the markers ---*/
for (iMarker = 0; iMarker < config->GetnMarker_All(); iMarker++) {
Expand All @@ -4064,8 +4065,8 @@ void CSolver::SetVertexTractionsAdjoint(CGeometry *geometry, const CConfig *conf

/*--- Set the adjoint of the vertex traction from the value received ---*/
for (iDim = 0; iDim < nDim; iDim++) {
SU2_TYPE::SetDerivative(VertexTraction[iMarker][iVertex][iDim],
SU2_TYPE::GetValue(VertexTractionAdjoint[iMarker][iVertex][iDim]));
AD::SetIndex(index, VertexTraction[iMarker][iVertex][iDim]);
AD::SetDerivative(index, SU2_TYPE::GetValue(VertexTractionAdjoint[iMarker][iVertex][iDim]));
}
}
END_SU2_OMP_FOR
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2 changes: 1 addition & 1 deletion externals/opdi
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Submodule opdi updated 1 files
+1 −1 include/opdi/logic/omp/implicitTaskOmpLogic.cpp
2 changes: 1 addition & 1 deletion meson_scripts/init.py
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Expand Up @@ -58,7 +58,7 @@ def init_submodules(
github_repo_codi = "/~https://github.com/scicompkl/CoDiPack"
sha_version_medi = "aafc2d1966ba1233640af737e71c77c1a86183fd"
github_repo_medi = "/~https://github.com/SciCompKL/MeDiPack"
sha_version_opdi = "3ff7bb16bd70aa8f74277704b5feccaaaf6838bd"
sha_version_opdi = "913535c490989ea9aa654e8c7df41c7e3718a5a2"
github_repo_opdi = "/~https://github.com/SciCompKL/OpDiLib"
sha_version_meson = "41c650a040d50e0912d268af7a903a9ce1456dfa"
github_repo_meson = "/~https://github.com/mesonbuild/meson"
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