tlively added inline comments.

================
Comment at: clang/include/clang/Basic/BuiltinsWebAssembly.def:180
+TARGET_BUILTIN(__builtin_wasm_load32_lane, "V4iIii*", "nU", "simd128")
+TARGET_BUILTIN(__builtin_wasm_load64_lane, "V2LLiIiLLi*", "nU", "simd128")
+TARGET_BUILTIN(__builtin_wasm_store8_lane, "vV16ScIiSc*", "n", "simd128")
----------------
aheejin wrote:
> `U` in the third argument [[ 
> https://github.com/llvm/llvm-project/blob/72732acade77d5ee55a818e2da77a2c5b7033ccb/clang/include/clang/Basic/Builtins.def#L75
>  | means ]] pure. Can we say loads are pure? (The same for existing 
> `__builtin_wasm_load32_zero` and `__builtin_wasm_load64_zero`)
Yes, this is the difference between "pure" and "const." 

https://github.com/llvm/llvm-project/blob/master/clang/include/clang/Basic/Builtins.h#L97-L106


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89366/new/

https://reviews.llvm.org/D89366

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