[Mlir-commits] [mlir] [mlir][memref][transform] Add new alloca_to_global op. (PR #66511)

[Oleksandr Alex Zinenko]

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@@ -126,6 +126,96 @@ void transform::ApplyResolveRankedShapedTypeResultDimsPatternsOp::
   memref::populateResolveRankedShapedTypeResultDimsPatterns(patterns);
 }
 
+//===----------------------------------------------------------------------===//
+// AllocaToGlobalOp
+//===----------------------------------------------------------------------===//
+
+namespace {
+static llvm::SmallString<64> getUniqueSymbol(llvm::StringRef prefix,
+                                             ModuleOp module) {
+  llvm::SmallString<64> candidateNameStorage;
+  StringRef candidateName(prefix);
+  int uniqueNumber = 0;
+  while (true) {
+    if (!module.lookupSymbol(candidateName)) {
+      break;
+    }
+    candidateNameStorage.clear();
+    candidateName = (prefix + Twine("_") + Twine(uniqueNumber))
+                        .toStringRef(candidateNameStorage);
+    uniqueNumber++;
+  }
+  return candidateName;
+}
+} // namespace
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ftynse wrote:

SymbolTable should have support for symbol uniquing. Let's use that.

https://github.com/llvm/llvm-project/pull/66511