[llvm] AMDGPU: Fix s_barrier_leave to write to scc (PR #161221)

[Petar Avramovic via llvm-commits]

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@@ -1616,17 +1616,15 @@ def S_BARRIER_WAIT : SOPP_Pseudo <"s_barrier_wait", (ins i16imm:$simm16), "$simm
   let isConvergent = 1;
 }
 
-def S_BARRIER_LEAVE : SOPP_Pseudo <"s_barrier_leave", (ins)> {
+  def S_BARRIER_LEAVE : SOPP_Pseudo <"s_barrier_leave",
+    (ins), "", [(int_amdgcn_s_barrier_leave (Ignore))] > {
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petar-avramovic wrote:

error: In S_BARRIER_LEAVE: Unrecognized node 'srcvalue'!
  def S_BARRIER_LEAVE : SOPP_Pseudo <"s_barrier_leave",
      ^
srcvalue {
}


https://github.com/llvm/llvm-project/pull/161221