[clang] [Clang] Rename and enable boolean get, set, create and undef for sme2 (PR #77338)

[Kerry McLaughlin via cfe-commits]

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@@ -1321,12 +1321,17 @@ def SVSET_3_BF16 : SInst<"svset3[_{d}]", "33id", "b", MergeNone, "", [IsTupleSet
 def SVSET_4_BF16 : SInst<"svset4[_{d}]", "44id", "b", MergeNone, "", [IsTupleSet], [ImmCheck<1, ImmCheck0_3>]>;
 }
 
-let TargetGuard = "sve2p1" in {
-  def SVGET_2_B : SInst<"svget2[_{d}]", "d2i", "Pc", MergeNone, "", [IsTupleGet], [ImmCheck<1, ImmCheck0_1>]>;
-  def SVGET_4_B : SInst<"svget4[_{d}]", "d4i", "Pc", MergeNone, "", [IsTupleGet], [ImmCheck<1, ImmCheck0_3>]>;
+let TargetGuard = "sve2p1|sme2" in {
+  def SVGET_2_B : SInst<"svget2_b", "d2i", "Pc", MergeNone, "", [IsTupleGet], [ImmCheck<1, ImmCheck0_1>]>;
+  def SVGET_4_B : SInst<"svget4_b", "d4i", "Pc", MergeNone, "", [IsTupleGet], [ImmCheck<1, ImmCheck0_3>]>;
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kmclaughlin-arm wrote:

Does the `_b` still need to be in square brackets? I think this part of the name is optional for get, set & create (but not undef).

https://github.com/llvm/llvm-project/pull/77338