[llvm] [NVVM][NVPTX] Add tensor map override support in S2G and Reduce intrinsics (PR #215503)

[Rajat Bajpai via llvm-commits]

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@@ -1268,6 +1268,99 @@ class NVVMPureIntrinsic<list<LLVMType> ret_types,
   DefaultAttrsIntrinsic<ret_types, param_types,
                         intr_properties # [IntrNoMem, IntrSpeculatable], name> {}
 
+// For im2col mode the number of offsets is (dim - 2).
+// For im2col_w / im2col_w_128 modes it is always 2 (wHalo and wOffset),
+//   irrespective of dim.
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rajatbajpai wrote:

It was intentional to convey that it is part of previous sentence instead of new separate sentence.

https://github.com/llvm/llvm-project/pull/215503