[mlir] Avoid repeated hash lookups (NFC) #113249
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@llvm/pr-subscribers-mlir-core Author: Kazu Hirata (kazutakahirata) ChangesFull diff: https://github.com/llvm/llvm-project/pull/113249.diff 1 Files Affected:
diff --git a/mlir/lib/Pass/IRPrinting.cpp b/mlir/lib/Pass/IRPrinting.cpp
index 9ffda6402cc07a..99e0601e4749cc 100644
--- a/mlir/lib/Pass/IRPrinting.cpp
+++ b/mlir/lib/Pass/IRPrinting.cpp
@@ -216,11 +216,8 @@ getOpAndSymbolNames(Operation *op, StringRef passName,
SmallVector<std::pair<std::string, StringRef>> pathElements;
SmallVector<unsigned> countPrefix;
- if (!counters.contains(op))
- counters[op] = -1;
-
Operation *iter = op;
- ++counters[op];
+ ++counters.try_emplace(op, -1).first->second;
while (iter) {
countPrefix.push_back(counters[iter]);
StringAttr symbolName =
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@llvm/pr-subscribers-mlir Author: Kazu Hirata (kazutakahirata) ChangesFull diff: https://github.com/llvm/llvm-project/pull/113249.diff 1 Files Affected:
diff --git a/mlir/lib/Pass/IRPrinting.cpp b/mlir/lib/Pass/IRPrinting.cpp
index 9ffda6402cc07a..99e0601e4749cc 100644
--- a/mlir/lib/Pass/IRPrinting.cpp
+++ b/mlir/lib/Pass/IRPrinting.cpp
@@ -216,11 +216,8 @@ getOpAndSymbolNames(Operation *op, StringRef passName,
SmallVector<std::pair<std::string, StringRef>> pathElements;
SmallVector<unsigned> countPrefix;
- if (!counters.contains(op))
- counters[op] = -1;
-
Operation *iter = op;
- ++counters[op];
+ ++counters.try_emplace(op, -1).first->second;
while (iter) {
countPrefix.push_back(counters[iter]);
StringAttr symbolName =
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