[mlir] add a fluent API to GreedyRewriterConfig (llvm#137122)

This is similar to other configuration objects used across MLIR.

Rename some fields to better reflect that they are no longer booleans.

Reland 04d2611 / llvm#132253.

Author: ftynse

flang/lib/Optimizer/CodeGen/LowerRepackArrays.cpp

@@ -357,8 +357,8 @@ class LowerRepackArraysPass
     patterns.insert<PackArrayConversion>(context);
     patterns.insert<UnpackArrayConversion>(context);
     mlir::GreedyRewriteConfig config;
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
     (void)applyPatternsGreedily(module, std::move(patterns), config);
   }
 

flang/lib/Optimizer/HLFIR/Transforms/InlineElementals.cpp

@@ -119,8 +119,8 @@ class InlineElementalsPass
 
     mlir::GreedyRewriteConfig config;
     // Prevent the pattern driver from merging blocks.
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
 
     mlir::RewritePatternSet patterns(context);
     patterns.insert<InlineElementalConversion>(context);

flang/lib/Optimizer/HLFIR/Transforms/InlineHLFIRAssign.cpp

@@ -135,8 +135,8 @@ class InlineHLFIRAssignPass
 
     mlir::GreedyRewriteConfig config;
     // Prevent the pattern driver from merging blocks.
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
 
     mlir::RewritePatternSet patterns(context);
     patterns.insert<InlineHLFIRAssignConversion>(context);

flang/lib/Optimizer/HLFIR/Transforms/LowerHLFIRIntrinsics.cpp

@@ -557,8 +557,8 @@ class LowerHLFIRIntrinsics
     // Pattern rewriting only requires that the resulting IR is still valid
     mlir::GreedyRewriteConfig config;
     // Prevent the pattern driver from merging blocks
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
 
     if (mlir::failed(
             mlir::applyPatternsGreedily(module, std::move(patterns), config))) {

flang/lib/Optimizer/HLFIR/Transforms/OptimizedBufferization.cpp

@@ -875,8 +875,8 @@ class OptimizedBufferizationPass
 
     mlir::GreedyRewriteConfig config;
     // Prevent the pattern driver from merging blocks
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
 
     mlir::RewritePatternSet patterns(context);
     // TODO: right now the patterns are non-conflicting,

flang/lib/Optimizer/HLFIR/Transforms/SimplifyHLFIRIntrinsics.cpp

@@ -2132,8 +2132,8 @@ class SimplifyHLFIRIntrinsics
 
     mlir::GreedyRewriteConfig config;
     // Prevent the pattern driver from merging blocks
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
 
     mlir::RewritePatternSet patterns(context);
     patterns.insert<TransposeAsElementalConversion>(context);

flang/lib/Optimizer/Passes/Pipelines.cpp

@@ -35,7 +35,8 @@ void addNestedPassToAllTopLevelOperationsConditionally(
 
 void addCanonicalizerPassWithoutRegionSimplification(mlir::OpPassManager &pm) {
   mlir::GreedyRewriteConfig config;
-  config.enableRegionSimplification = mlir::GreedySimplifyRegionLevel::Disabled;
+  config.setRegionSimplificationLevel(
+      mlir::GreedySimplifyRegionLevel::Disabled);
   pm.addPass(mlir::createCanonicalizerPass(config));
 }
 
@@ -163,7 +164,8 @@ void createDefaultFIROptimizerPassPipeline(mlir::PassManager &pm,
 
   // simplify the IR
   mlir::GreedyRewriteConfig config;
-  config.enableRegionSimplification = mlir::GreedySimplifyRegionLevel::Disabled;
+  config.setRegionSimplificationLevel(
+      mlir::GreedySimplifyRegionLevel::Disabled);
   pm.addPass(mlir::createCSEPass());
   fir::addAVC(pm, pc.OptLevel);
   addNestedPassToAllTopLevelOperations<PassConstructor>(

flang/lib/Optimizer/Transforms/AssumedRankOpConversion.cpp

@@ -152,8 +152,8 @@ class AssumedRankOpConversion
     patterns.insert<ReboxAssumedRankConv>(context, &symbolTable, kindMap);
     patterns.insert<IsAssumedSizeConv>(context, &symbolTable, kindMap);
     mlir::GreedyRewriteConfig config;
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
     (void)applyPatternsGreedily(mod, std::move(patterns), config);
   }
 };

flang/lib/Optimizer/Transforms/ConstantArgumentGlobalisation.cpp

@@ -168,9 +168,9 @@ class ConstantArgumentGlobalisationOpt
     auto *context = &getContext();
     mlir::RewritePatternSet patterns(context);
     mlir::GreedyRewriteConfig config;
-    config.enableRegionSimplification =
-        mlir::GreedySimplifyRegionLevel::Disabled;
-    config.strictMode = mlir::GreedyRewriteStrictness::ExistingOps;
+    config.setRegionSimplificationLevel(
+        mlir::GreedySimplifyRegionLevel::Disabled);
+    config.setStrictness(mlir::GreedyRewriteStrictness::ExistingOps);
 
     patterns.insert<CallOpRewriter>(context, *di);
     if (mlir::failed(

flang/lib/Optimizer/Transforms/SimplifyFIROperations.cpp

@@ -205,7 +205,8 @@ void SimplifyFIROperationsPass::runOnOperation() {
   fir::populateSimplifyFIROperationsPatterns(patterns,
                                              preferInlineImplementation);
   mlir::GreedyRewriteConfig config;
-  config.enableRegionSimplification = mlir::GreedySimplifyRegionLevel::Disabled;
+  config.setRegionSimplificationLevel(
+      mlir::GreedySimplifyRegionLevel::Disabled);
 
   if (mlir::failed(
           mlir::applyPatternsGreedily(module, std::move(patterns), config))) {