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-rw-r--r--llvm/lib/Transforms/IPO/FunctionImport.cpp12
-rw-r--r--llvm/lib/Transforms/Utils/FunctionImportUtils.cpp11
2 files changed, 0 insertions, 23 deletions
diff --git a/llvm/lib/Transforms/IPO/FunctionImport.cpp b/llvm/lib/Transforms/IPO/FunctionImport.cpp
index 866f01d9860..320a1c916c4 100644
--- a/llvm/lib/Transforms/IPO/FunctionImport.cpp
+++ b/llvm/lib/Transforms/IPO/FunctionImport.cpp
@@ -268,18 +268,6 @@ static void exportGlobalInModule(const ModuleSummaryIndex &Index,
auto GVS = dyn_cast<GlobalVarSummary>(Summary);
if (!GVS)
return;
- // FunctionImportGlobalProcessing::doPromoteLocalToGlobal() will always
- // trigger importing the initializer for `constant unnamed addr` globals that
- // are referenced. We conservatively export all the referenced symbols for
- // every global to workaround this, so that the ExportList is accurate.
- // FIXME: with a "isConstant" flag in the summary we could be more targetted.
- for (auto &Ref : GVS->refs()) {
- auto GUID = Ref.getGUID();
- auto *RefSummary = FindGlobalSummaryInModule(GUID);
- if (RefSummary)
- // Found a ref in the current module, mark it as exported
- ExportList.insert(GUID);
- }
}
using EdgeInfo = std::pair<const FunctionSummary *, unsigned /* Threshold */>;
diff --git a/llvm/lib/Transforms/Utils/FunctionImportUtils.cpp b/llvm/lib/Transforms/Utils/FunctionImportUtils.cpp
index bc7672f91bf..440e36767ed 100644
--- a/llvm/lib/Transforms/Utils/FunctionImportUtils.cpp
+++ b/llvm/lib/Transforms/Utils/FunctionImportUtils.cpp
@@ -56,17 +56,6 @@ bool FunctionImportGlobalProcessing::shouldPromoteLocalToGlobal(
if (!isPerformingImport() && !isModuleExporting())
return false;
- // Local const variables never need to be promoted unless they are address
- // taken. The imported uses can simply use the clone created in this module.
- // For now we are conservative in determining which variables are not
- // address taken by checking the unnamed addr flag. To be more aggressive,
- // the address taken information must be checked earlier during parsing
- // of the module and recorded in the summary index for use when importing
- // from that module.
- auto *GVar = dyn_cast<GlobalVariable>(SGV);
- if (GVar && GVar->isConstant() && GVar->hasGlobalUnnamedAddr())
- return false;
-
// If we are exporting, we need to see whether this value is marked
// as NoRename in the summary. If we are importing, we may not have
// a summary in the distributed backend case (only summaries for values
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