[llvm] [BOLT] Add x86-64 large code model support (.ltext sections) (PR #190637)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- bolt/include/bolt/Core/BinaryContext.h bolt/lib/Core/BinaryContext.cpp bolt/lib/Passes/BinaryPasses.cpp bolt/lib/Rewrite/ExecutableFileMemoryManager.cpp bolt/lib/Rewrite/RewriteInstance.cpp bolt/unittests/Core/BinaryContext.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/bolt/lib/Rewrite/RewriteInstance.cpp b/bolt/lib/Rewrite/RewriteInstance.cpp
index d4b9418d6..9cedb98e2 100644
--- a/bolt/lib/Rewrite/RewriteInstance.cpp
+++ b/bolt/lib/Rewrite/RewriteInstance.cpp
@@ -2244,7 +2244,8 @@ Error RewriteInstance::readSpecialSections() {
   // Detect large code model sections (.ltext).
   if (BC->getUniqueSectionByName(BC->getLargeMainCodeSectionName())) {
     BC->HasLargeCodeModel = true;
-    BC->outs() << "BOLT-INFO: large code model detected (.ltext section found)\n";
+    BC->outs()
+        << "BOLT-INFO: large code model detected (.ltext section found)\n";
 
     // Update LSDA encoding for large code model — use 8-byte pointers so that
     // exception handling works for functions at addresses above 2GB.
@@ -3995,8 +3996,7 @@ void RewriteInstance::emitAndLink() {
         BC->getUniqueSectionByName(BC->getLargeMainCodeSectionName());
     if (LTextSection)
       BC->renameSection(*LTextSection,
-                        getOrgSecPrefix() +
-                            BC->getLargeMainCodeSectionName());
+                        getOrgSecPrefix() + BC->getLargeMainCodeSectionName());
   }
 
   //////////////////////////////////////////////////////////////////////////////

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https://github.com/llvm/llvm-project/pull/190637