Record LibraryAnalyzer and resolve / diagnostics performance.

Change-Id: I2d511a444df2a004ccce68343a89ce8b7d53aae0
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/406341
Commit-Queue: Konstantin Shcheglov <[email protected]>
Reviewed-by: Brian Wilkerson <[email protected]>

Author: scheglov

pkg/analyzer/lib/src/dart/analysis/driver.dart

@@ -1392,16 +1392,19 @@ class AnalysisDriver {
             libraryElement.typeSystem,
             strictCasts: analysisOptions.strictCasts);
 
-        var results = LibraryAnalyzer(
-          analysisOptions,
-          declaredVariables,
-          libraryElement,
-          libraryContext.elementFactory.analysisSession.inheritanceManager,
-          library,
-          testingData: testingData,
-          typeSystemOperations: typeSystemOperations,
-          enableLintRuleTiming: _enableLintRuleTiming,
-        ).analyze();
+        var results = performance.run('LibraryAnalyzer', (performance) {
+          return LibraryAnalyzer(
+            analysisOptions,
+            declaredVariables,
+            libraryElement,
+            libraryContext.elementFactory.analysisSession.inheritanceManager,
+            library,
+            performance: performance,
+            testingData: testingData,
+            typeSystemOperations: typeSystemOperations,
+            enableLintRuleTiming: _enableLintRuleTiming,
+          ).analyze();
+        });
 
         var isLibraryWithPriorityFile = _isLibraryWithPriorityFile(library);
 
@@ -2082,20 +2085,23 @@ class AnalysisDriver {
       var typeSystemOperations = TypeSystemOperations(libraryElement.typeSystem,
           strictCasts: analysisOptions.strictCasts);
 
-      var analysisResult = LibraryAnalyzer(
-        analysisOptions as AnalysisOptionsImpl,
-        declaredVariables,
-        libraryElement,
-        libraryContext.elementFactory.analysisSession.inheritanceManager,
-        library,
-        testingData: testingData,
-        typeSystemOperations: typeSystemOperations,
-      ).analyzeForCompletion(
-        file: file,
-        offset: request.offset,
-        unitElement: unitElement,
-        performance: performance,
-      );
+      var analysisResult = performance.run('LibraryAnalyzer', (performance) {
+        return LibraryAnalyzer(
+          analysisOptions as AnalysisOptionsImpl,
+          declaredVariables,
+          libraryElement,
+          libraryContext.elementFactory.analysisSession.inheritanceManager,
+          library,
+          performance: OperationPerformanceImpl('<root>'),
+          testingData: testingData,
+          typeSystemOperations: typeSystemOperations,
+        ).analyzeForCompletion(
+          file: file,
+          offset: request.offset,
+          unitElement: unitElement,
+          performance: performance,
+        );
+      });
 
       return ResolvedForCompletionResultImpl(
         analysisSession: currentSession,

pkg/analyzer/lib/src/dart/analysis/library_analyzer.dart

@@ -72,6 +72,7 @@ class AnalysisForCompletionResult {
 
 /// Analyzer of a single library.
 class LibraryAnalyzer {
+  final OperationPerformanceImpl performance;
   final AnalysisOptionsImpl _analysisOptions;
   final DeclaredVariables _declaredVariables;
   final LibraryFileKind _library;
@@ -96,6 +97,7 @@ class LibraryAnalyzer {
     this._libraryElement,
     this._inheritance,
     this._library, {
+    required this.performance,
     TestingData? testingData,
     required TypeSystemOperations typeSystemOperations,
     bool enableLintRuleTiming = false,
@@ -117,8 +119,13 @@ class LibraryAnalyzer {
 
   /// Compute analysis results for all units of the library.
   List<UnitAnalysisResult> analyze() {
-    _parseAndResolve();
-    _computeDiagnostics();
+    performance.run('parseAndResolve', (performance) {
+      _parseAndResolve();
+    });
+
+    performance.run('computeDiagnostics', (performance) {
+      _computeDiagnostics();
+    });
 
     // Return full results.
     var results = <UnitAnalysisResult>[];

pkg/analyzer/lib/src/dart/micro/resolve_file.dart

@@ -595,6 +595,7 @@ class FileResolver {
           libraryElement,
           analysisSession.inheritanceManager,
           libraryKind,
+          performance: OperationPerformanceImpl('<root>'),
           typeSystemOperations: typeSystemOperations,
         );
         _clearFileSystemStateParsedCache();
@@ -670,6 +671,7 @@ class FileResolver {
           libraryElement,
           libraryContext!.elementFactory.analysisSession.inheritanceManager,
           libraryKind,
+          performance: OperationPerformanceImpl('<root>'),
           typeSystemOperations: typeSystemOperations,
         );