[PATCH] D142699: [AsmParser] Avoid instantiating LLVMContext if not needed. NFC

[Yevgeny Rouban via Phabricator via llvm-commits]

yrouban created this revision.
yrouban added reviewers: efriedma, jsilvanus, tejohnson.
Herald added a subscriber: hiraditya.
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yrouban requested review of this revision.
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Instantiating an LLVMContext might be uneasy task.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D142699

Files:
  llvm/lib/AsmParser/Parser.cpp


Index: llvm/lib/AsmParser/Parser.cpp
===================================================================
--- llvm/lib/AsmParser/Parser.cpp
+++ llvm/lib/AsmParser/Parser.cpp
@@ -28,9 +28,12 @@
   std::unique_ptr<MemoryBuffer> Buf = MemoryBuffer::getMemBuffer(F);
   SM.AddNewSourceBuffer(std::move(Buf), SMLoc());

+  if (M)
+    return LLParser(F.getBuffer(), SM, Err, M, Index, M->getContext(), Slots)
+        .Run(UpgradeDebugInfo, DataLayoutCallback);
+
   LLVMContext Context;
-  return LLParser(F.getBuffer(), SM, Err, M, Index,
-                  M ? M->getContext() : Context, Slots)
+  return LLParser(F.getBuffer(), SM, Err, M, Index, Context, Slots)
       .Run(UpgradeDebugInfo, DataLayoutCallback);
 }



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