[PATCH] D37196: [Clang] Bug 32352 - Provide a way for OptimizationRemarkEmitter::allowExtraAnalysis to check if (specific) remarks are enabled

[Vivek Pandya via Phabricator via cfe-commits]

vivekvpandya created this revision.
Herald added a subscriber: fhahn.

Clang changes related to Bug 32352 - Provide a way for OptimizationRemarkEmitter::allowExtraAnalysis to check if (specific) remarks are enabled


https://reviews.llvm.org/D37196

Files:
  lib/CodeGen/CodeGenAction.cpp


Index: lib/CodeGen/CodeGenAction.cpp
===================================================================
--- lib/CodeGen/CodeGenAction.cpp
+++ lib/CodeGen/CodeGenAction.cpp
@@ -224,10 +224,10 @@
       void *OldContext = Ctx.getInlineAsmDiagnosticContext();
       Ctx.setInlineAsmDiagnosticHandler(InlineAsmDiagHandler, this);
 
-      LLVMContext::DiagnosticHandlerTy OldDiagnosticHandler =
-          Ctx.getDiagnosticHandler();
-      void *OldDiagnosticContext = Ctx.getDiagnosticContext();
-      Ctx.setDiagnosticHandler(DiagnosticHandler, this);
+      //LLVMContext::DiagnosticHandlerTy OldDiagnosticHandler =
+      //    Ctx.getDiagnosticHandler();
+     // void *OldDiagnosticContext = Ctx.getDiagnosticContext();
+     // Ctx.setDiagnosticHandler(DiagnosticHandler, this);
       Ctx.setDiagnosticsHotnessRequested(CodeGenOpts.DiagnosticsWithHotness);
       if (CodeGenOpts.DiagnosticsHotnessThreshold != 0)
         Ctx.setDiagnosticsHotnessThreshold(
@@ -264,7 +264,7 @@
 
       Ctx.setInlineAsmDiagnosticHandler(OldHandler, OldContext);
 
-      Ctx.setDiagnosticHandler(OldDiagnosticHandler, OldDiagnosticContext);
+      //Ctx.setDiagnosticHandler(OldDiagnosticHandler, OldDiagnosticContext);
 
       if (OptRecordFile)
         OptRecordFile->keep();
@@ -756,6 +756,30 @@
 }
 #undef ComputeDiagID
 
+class ClangDiagnosticHandler final : public DiagnosticHandler {
+  public:
+  ClangDiagnosticHandler(const CodeGenOptions &CGOpts) : CodeGenOpts(CGOpts) {
+  }
+  bool handleDiagnostics(const DiagnosticInfo &DI, void *Context) {
+    ((BackendConsumer *)Context)->DiagnosticHandlerImpl(DI);
+    return true;
+  }
+  bool isAnalysisRemarkEnable(const std::string &PassName) {
+  return (CodeGenOpts.OptimizationRemarkAnalysisPattern 
+            && CodeGenOpts.OptimizationRemarkAnalysisPattern->match(PassName));
+  }
+	bool isMissedOptRemarkEnable(const std::string &PassName) {
+    return (CodeGenOpts.OptimizationRemarkMissedPattern 
+            && CodeGenOpts.OptimizationRemarkMissedPattern->match(PassName));
+  }
+	bool isPassedOptRemarkEnable(const std::string &PassName) {
+    return (CodeGenOpts.OptimizationRemarkPattern 
+            && CodeGenOpts.OptimizationRemarkPattern->match(PassName));
+  }
+  private:
+    const CodeGenOptions &CodeGenOpts; 
+};
+
 CodeGenAction::CodeGenAction(unsigned _Act, LLVMContext *_VMContext)
     : Act(_Act), VMContext(_VMContext ? _VMContext : new LLVMContext),
       OwnsVMContext(!_VMContext) {}
@@ -853,7 +877,7 @@
       CI.getLangOpts(), CI.getFrontendOpts().ShowTimers, InFile,
       std::move(LinkModules), std::move(OS), *VMContext, CoverageInfo));
   BEConsumer = Result.get();
-
+  VMContext->setDiagnosticHandler(llvm::make_unique<ClangDiagnosticHandler>(CI.getCodeGenOpts()), Result.get());
   // Enable generating macro debug info only when debug info is not disabled and
   // also macro debug info is enabled.
   if (CI.getCodeGenOpts().getDebugInfo() != codegenoptions::NoDebugInfo &&


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