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Author: oojahooo

mlir/lib/Conversion/GPUToSPIRV/GPUToSPIRVPass.cpp

@@ -48,7 +48,13 @@ struct GPUToSPIRVPass final : impl::ConvertGPUToSPIRVBase<GPUToSPIRVPass> {
   void runOnOperation() override;
 
 private:
+  /// Queries the target environment from 'targets' attribute of the given
+  /// `moduleOp`.
   spirv::TargetEnvAttr lookupTargetEnvInTargets(gpu::GPUModuleOp moduleOp);
+
+  /// Queries the target environment from 'targets' attribute of the given
+  /// `moduleOp` or returns target environment as returned by
+  /// `spirv::lookupTargetEnvOrDefault` if not provided by 'targets'.
   spirv::TargetEnvAttr lookupTargetEnvOrDefault(gpu::GPUModuleOp moduleOp);
   bool mapMemorySpace;
 };