[llvm-branch-commits] [llvm] [AMDGPU][Scheduler] Revert all regions when remat fails to increase occ. (PR #177205)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp llvm/lib/Target/AMDGPU/GCNSchedStrategy.h --diff_from_common_commit
``````````

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``````````diff
diff --git a/llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp b/llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp
index 8bd47aaad..b257895dd 100644
--- a/llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp
+++ b/llvm/lib/Target/AMDGPU/GCNSchedStrategy.cpp
@@ -2194,7 +2194,7 @@ void PreRARematStage::finalizeGCNSchedStage() {
     return;
   for (const auto &[RegionIdx, OrigMIOrder, MaxPressure] : RegionReverts) {
     REMAT_DEBUG(dbgs() << "Reverting re-scheduling in region " << RegionIdx
-                        << '\n');
+                       << '\n');
     DAG.Pressure[RegionIdx] = MaxPressure;
     modifyRegionSchedule(RegionIdx, RegionBB[RegionIdx], OrigMIOrder);
   }

``````````

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https://github.com/llvm/llvm-project/pull/177205