[llvm-branch-commits] [mlir] [mlir][Interfaces] Add generic pattern for region inlining (PR #176641)

[Matthias Springer via llvm-branch-commits]

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@@ -320,6 +320,45 @@ Region *getEnclosingRepetitiveRegion(Value value);
 void populateRegionBranchOpInterfaceCanonicalizationPatterns(
     RewritePatternSet &patterns, StringRef opName, PatternBenefit benefit = 1);
 
+/// Helper function for the region branch op inlining pattern that builds
+/// replacement values for non-successor-input values.
+using NonSuccessorInputReplacementBuilderFn =
+    std::function<Value(OpBuilder &, Location, Value)>;
+/// Helper function for the region branch op inlining pattern that checks if the
+/// pattern is applicable to the given operation.
+using PatternMatcherFn = std::function<LogicalResult(Operation *)>;
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matthias-springer wrote:

Note: This is required because some ops (`scf.execute_region`) have a "no_inline" attribute.

https://github.com/llvm/llvm-project/pull/176641