diff options
| author | Yong He <yonghe@outlook.com> | 2023-02-15 17:18:00 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-02-15 17:18:00 -0800 |
| commit | 86675155eb79532039ba79655ed14a76998e9f85 (patch) | |
| tree | e6749018fb853d0f1d228631dafeebf3fd4df4df /source/slang/slang-ir-check-differentiability.cpp | |
| parent | 266dc667485b38e16877cb9868873619e1b263e9 (diff) | |
Treat user defined backward derivative function as non differentiable. (#2650)
Co-authored-by: Yong He <yhe@nvidia.com>
Diffstat (limited to 'source/slang/slang-ir-check-differentiability.cpp')
| -rw-r--r-- | source/slang/slang-ir-check-differentiability.cpp | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/source/slang/slang-ir-check-differentiability.cpp b/source/slang/slang-ir-check-differentiability.cpp index e7d5a0e5c..a3f7ae7c0 100644 --- a/source/slang/slang-ir-check-differentiability.cpp +++ b/source/slang/slang-ir-check-differentiability.cpp @@ -165,7 +165,6 @@ public: HashSet<IRInst*> produceDiffSet; HashSet<IRInst*> expectDiffSet; - int differentiableInputs = 0; int differentiableOutputs = 0; for (auto param : funcInst->getFirstBlock()->getParams()) { @@ -173,8 +172,6 @@ public: { if (as<IROutTypeBase>(param->getFullType())) differentiableOutputs++; - if (!as<IROutType>(param->getFullType())) - differentiableInputs++; produceDiffSet.Add(param); } } @@ -186,8 +183,6 @@ public: if (differentiableOutputs == 0) sink->diagnose(funcInst, Diagnostics::differentiableFuncMustHaveOutput); - if (differentiableInputs == 0) - sink->diagnose(funcInst, Diagnostics::differentiableFuncMustHaveInput); DifferentiableLevel requiredDiffLevel = DifferentiableLevel::Forward; if (isBackwardDifferentiableFunc(funcInst)) |