[PATCH] D123026: [clang][NFC] Extract the EmitAssemblyHelper::shouldEmitLTOSummary method

[Pavel Samolysov via Phabricator via cfe-commits]

psamolysov-intel updated this revision to Diff 420831.
psamolysov-intel retitled this revision from "[clang][NFC] Extract the EmitAssemblyHelper::emitLTOSummary method" to "[clang][NFC] Extract the EmitAssemblyHelper::shouldEmitLTOSummary method".
psamolysov-intel edited the summary of this revision.
psamolysov-intel added a comment.

@tejohnson Thank you for your opinion. I've renamed the function member into `shouldEmitLTOSummary` and extract the condition only. The code that changes the module flags is still inlined. The patch description was also edited to reflect these changes.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D123026/new/

https://reviews.llvm.org/D123026

Files:
  clang/lib/CodeGen/BackendUtil.cpp


Index: clang/lib/CodeGen/BackendUtil.cpp
===================================================================
--- clang/lib/CodeGen/BackendUtil.cpp
+++ clang/lib/CodeGen/BackendUtil.cpp
@@ -164,6 +164,16 @@
                           std::unique_ptr<raw_pwrite_stream> &OS,
                           std::unique_ptr<llvm::ToolOutputFile> &DwoOS);
 
+  /// Check whether we should emit a module summary.
+  /// The module summary should be emitted by default for Regular LTO
+  /// except for ld64 targets.
+  ///
+  /// \return True if the module summary should be emitted.
+  bool shouldEmitLTOSummary() const {
+    return CodeGenOpts.PrepareForLTO && !CodeGenOpts.DisableLLVMPasses &&
+           TargetTriple.getVendor() != llvm::Triple::Apple;
+  }
+
 public:
   EmitAssemblyHelper(DiagnosticsEngine &_Diags,
                      const HeaderSearchOptions &HeaderSearchOpts,
@@ -1054,9 +1064,7 @@
     } else {
       // Emit a module summary by default for Regular LTO except for ld64
       // targets
-      bool EmitLTOSummary =
-          (CodeGenOpts.PrepareForLTO && !CodeGenOpts.DisableLLVMPasses &&
-           TargetTriple.getVendor() != llvm::Triple::Apple);
+      bool EmitLTOSummary = shouldEmitLTOSummary();
       if (EmitLTOSummary) {
         if (!TheModule->getModuleFlag("ThinLTO"))
           TheModule->addModuleFlag(Module::Error, "ThinLTO", uint32_t(0));
@@ -1064,7 +1072,6 @@
           TheModule->addModuleFlag(Module::Error, "EnableSplitLTOUnit",
                                    uint32_t(1));
       }
-
       PerModulePasses.add(createBitcodeWriterPass(
           *OS, CodeGenOpts.EmitLLVMUseLists, EmitLTOSummary));
     }
@@ -1470,9 +1477,7 @@
     } else {
       // Emit a module summary by default for Regular LTO except for ld64
       // targets
-      bool EmitLTOSummary =
-          (CodeGenOpts.PrepareForLTO && !CodeGenOpts.DisableLLVMPasses &&
-           TargetTriple.getVendor() != llvm::Triple::Apple);
+      bool EmitLTOSummary = shouldEmitLTOSummary();
       if (EmitLTOSummary) {
         if (!TheModule->getModuleFlag("ThinLTO"))
           TheModule->addModuleFlag(Module::Error, "ThinLTO", uint32_t(0));


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