[llvm] [DAG][ARM] canCreateUndefOrPoisonForTargetNode - ARMISD VORRIMM\VBICIMM nodes can't create poison/undef (PR #156831)

[via llvm-commits]

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@@ -129,6 +142,11 @@ TEST_F(ARMSelectionDAGTest, computeKnownBits_VBICIMM) {
   KnownBits Known = DAG->computeKnownBits(Op, DemandedElts);
   EXPECT_EQ(Known.One, APInt(32, 0xFFFFFF55));
   EXPECT_EQ(Known.Zero, APInt(32, 0x000000AA));
+
+  auto FrVBICIMM = DAG->getFreeze(Op);
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woruyu wrote:

Done!

https://github.com/llvm/llvm-project/pull/156831