[llvm] [NVPTX][Docs] [NFC] Update docs on intrinsics (PR #133136)

[Durgadoss R via llvm-commits]

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@@ -10,6 +10,70 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+// Guidelines on NVPTX Intrinsic design
+//===----------------------------------------------------------------------===//
+// 
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durga4github wrote:

Sure, added this as the first section in the latest revision.
I also added a TODO note for the metrics.

https://github.com/llvm/llvm-project/pull/133136