[clang] [llvm] [Clang] VectorExprEvaluator::VisitCallExpr / InterpretBuiltin - allow AVX/AVX512 subvector extraction intrinsics to be used in constexpr #157712 (PR #158853)

[via llvm-commits]

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@@ -2836,6 +2837,99 @@ static bool interp__builtin_elementwise_triop(
   return true;
 }
 
+//_builtin_extract
+static bool interp__builtin_x86_extract_vector(InterpState &S, CodePtr OpPC,
+                                                 const CallExpr *Call,
+                                                 unsigned ID) {
+  assert(Call->getNumArgs() == 2);
+
+  // srcimm
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SeongjaeP wrote:

Thanks! Removed the unnecessary comments.

https://github.com/llvm/llvm-project/pull/158853