[Mlir-commits] [mlir] [MLIR][mlir-opt] Add `registerationAndParseCLIOptions` for `MlirOptMain`. (PR #70581)

[weiwei chen]

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@@ -229,6 +229,13 @@ class MlirOptMainConfig {
 /// the loaded IR.
 using PassPipelineFn = llvm::function_ref<LogicalResult(PassManager &pm)>;
 
+/// Register all dialects and parse command line options.
+/// - toolName is used for the header displayed by `--help`.
+/// - registry should contain all the dialects that can be parsed in the source.
+std::pair<std::string, std::string>
+registrationAndParseCLIOptions(int argc, char **argv, llvm::StringRef toolName,
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weiweichen wrote:

> Also, could you comment what it returns? It's not clear by looking at the header.

Sure, updated.

https://github.com/llvm/llvm-project/pull/70581