[clang] [X86][Clang] VectorExprEvaluator::VisitCallExpr / InterpretBuiltin - add SSE/AVX VPTEST/VTESTPD/VTESTPS intrinsics to be used in constexpr (PR #160428)

[Timm Baeder via cfe-commits]

================
@@ -2889,6 +2889,66 @@ static bool interp__builtin_blend(InterpState &S, CodePtr OpPC,
   return true;
 }
 
+static bool interp__builtin_ia32_test_op(
+    InterpState &S, CodePtr OpPC, const CallExpr *Call,
+    llvm::function_ref<bool(const APInt &A, const APInt &B)> Fn) {
+  const Pointer &RHS = S.Stk.pop<Pointer>();
+  const Pointer &LHS = S.Stk.pop<Pointer>();
+
+  assert(LHS.getNumElems() == RHS.getNumElems());
+  assert(LHS.getFieldDesc()->isPrimitiveArray() &&
+         RHS.getFieldDesc()->isPrimitiveArray());
+
+  if (!S.getASTContext().hasSameUnqualifiedType(getElemType(LHS),
----------------
tbaederr wrote:

Is this exercised by a test case?

https://github.com/llvm/llvm-project/pull/160428