[Openmp-commits] [PATCH] D112680: [OpenMP] Lower printf to __llvm_omp_vprintf

Jon Chesterfield via Phabricator via Openmp-commits openmp-commits at lists.llvm.org
Mon Nov 8 07:37:40 PST 2021

JonChesterfield added a comment.

Thanks for the review! Couple of helpers to split out and the rebase on main is messy, retesting now

Comment at: clang/lib/CodeGen/CGGPUBuiltin.cpp:231
+      VprintfFunc, {Args[0].getRValue(*this).getScalarVal(), BufferPtr, Size}));
jdoerfert wrote:
> Suggestion: I feel this could be in a helper to avoid the duplication with the nvptx version. All but the extra argument is the same, no?
Nice spot, yes - the tails of the two functions can fold.

> // We don't know how to emit non-scalar varargs.
the block starting with that occurs three times in the files as of this diff, probably also worth splitting out

Comment at: openmp/libomptarget/DeviceRTL/src/Debug.cpp:61
jdoerfert wrote:
> Namespace above should include _OMP, be anonymous or the functions should be static.
Sure, will patch. I thought the DeviceRTL had an internalize call as part of the build process which cuts out all the internal symbols but I might be imagining that.

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