[llvm] [IR] Add llvm `clmul` intrinsic (PR #140301)

[Oscar Smith via llvm-commits]

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@@ -1431,6 +1431,8 @@ let IntrProperties = [IntrNoMem, IntrSpeculatable, IntrWillReturn] in {
       [LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>]>;
   def int_fshr : DefaultAttrsIntrinsic<[llvm_anyint_ty],
       [LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>]>;
+  def int_clmul : DefaultAttrsIntrinsic<[llvm_anyint_ty],
+      [LLVMMatchType<0>, LLVMMatchType<0>, LLVMMatchType<0>]>;
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oscardssmith wrote:

2 inputs, right?

https://github.com/llvm/llvm-project/pull/140301