[clang] [llvm] [x86][AVX-VNNI] Fix VPDPBUSD Argument Types (PR #155194)

[via llvm-commits]

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@@ -4148,6 +4148,34 @@ static Value *upgradeX86IntrinsicCall(StringRef Name, CallBase *CI, Function *F,
 
     Value *Args[] = {CI->getArgOperand(0), CI->getArgOperand(1),
                      CI->getArgOperand(2)};
+
+    // Input arguments types were incorrectly set to vectors of i32 before but
+    // they should be vectors of i8. Insert bit cast when encountering the old
+    // types
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BaiXilin wrote:

I thought this change should be covered by the upgrades tests? I updated all existing upgrade tests that covered all affected intrinsic/types.

https://github.com/llvm/llvm-project/pull/155194