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| author | Kazu Hirata <kazu@google.com> | 2025-03-04 22:17:00 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-03-04 22:17:00 -0800 |
| commit | 40c65e858957eee4bc563f432beb0e08fe383b7c (patch) | |
| tree | c27401352302793c147a61f8d8b5c14a51e190c3 /llvm/lib/CodeGen/MachineScheduler.cpp | |
| parent | 89812985358784b16fb66928ad4da411386f4720 (diff) | |
| download | llvm-40c65e858957eee4bc563f432beb0e08fe383b7c.zip llvm-40c65e858957eee4bc563f432beb0e08fe383b7c.tar.gz llvm-40c65e858957eee4bc563f432beb0e08fe383b7c.tar.bz2 | |
[CodeGen] Avoid repeated hash lookups (NFC) (#129821)
Diffstat (limited to 'llvm/lib/CodeGen/MachineScheduler.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineScheduler.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/MachineScheduler.cpp b/llvm/lib/CodeGen/MachineScheduler.cpp index 0eeccee..5086ee8 100644 --- a/llvm/lib/CodeGen/MachineScheduler.cpp +++ b/llvm/lib/CodeGen/MachineScheduler.cpp @@ -2032,10 +2032,11 @@ void BaseMemOpClusterMutation::clusterNeighboringMemOps( unsigned ClusterLength = 2; unsigned CurrentClusterBytes = MemOpa.Width.getValue().getKnownMinValue() + MemOpb.Width.getValue().getKnownMinValue(); - if (SUnit2ClusterInfo.count(MemOpa.SU->NodeNum)) { - ClusterLength = SUnit2ClusterInfo[MemOpa.SU->NodeNum].first + 1; - CurrentClusterBytes = SUnit2ClusterInfo[MemOpa.SU->NodeNum].second + - MemOpb.Width.getValue().getKnownMinValue(); + auto It = SUnit2ClusterInfo.find(MemOpa.SU->NodeNum); + if (It != SUnit2ClusterInfo.end()) { + const auto &[Len, Bytes] = It->second; + ClusterLength = Len + 1; + CurrentClusterBytes = Bytes + MemOpb.Width.getValue().getKnownMinValue(); } if (!TII->shouldClusterMemOps(MemOpa.BaseOps, MemOpa.Offset, |