[llvm] [AMDGPU] Add DAG mutation to improve scheduling before barriers (PR #142716)

[via llvm-commits]

github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp,h -- llvm/lib/Target/AMDGPU/AMDGPUBarrierLatency.cpp llvm/lib/Target/AMDGPU/AMDGPUBarrierLatency.h llvm/lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUBarrierLatency.cpp b/llvm/lib/Target/AMDGPU/AMDGPUBarrierLatency.cpp
index e9fe48a9b..0fe2fe86b 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUBarrierLatency.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUBarrierLatency.cpp
@@ -42,7 +42,7 @@ static bool isMemRead(const MachineInstr *MI) {
   if (MI->isBundle()) {
     auto I = std::next(MI->getIterator());
     return I != MI->getParent()->instr_end() && I->isInsideBundle() &&
-        isRead(&*I);
+           isRead(&*I);
   }
 
   return isRead(MI);

``````````

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https://github.com/llvm/llvm-project/pull/142716