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  1. JDK
  2. JDK-8238680

C2: Remove redundant AD instructions for Replicate nodes

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      Replicate[ILFD] have special cases for 512-bit case when VL is absent.

      But EVEX-encoded VPBROADCASTD/VPBROADCASTQ/VBROADCASTSS/VBROADCASTSD variants don't require VL and can be used instead.

            vlivanov Vladimir Ivanov
            vlivanov Vladimir Ivanov
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