[PATCH] D40970: [ThinLTO] Remove unused (?) code from thinLTOInternalizeModule
Eugene Leviant via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Dec 12 01:13:15 PST 2017
This revision was automatically updated to reflect the committed changes.
Closed by commit rL320464: [ThinLTO] Remove unused code from thinLTOInternalizeModule (authored by evgeny777).
Changed prior to commit:
https://reviews.llvm.org/D40970?vs=125990&id=126509#toc
Repository:
rL LLVM
https://reviews.llvm.org/D40970
Files:
llvm/trunk/lib/Transforms/IPO/FunctionImport.cpp
Index: llvm/trunk/lib/Transforms/IPO/FunctionImport.cpp
===================================================================
--- llvm/trunk/lib/Transforms/IPO/FunctionImport.cpp
+++ llvm/trunk/lib/Transforms/IPO/FunctionImport.cpp
@@ -642,23 +642,9 @@
/// Run internalization on \p TheModule based on symmary analysis.
void llvm::thinLTOInternalizeModule(Module &TheModule,
const GVSummaryMapTy &DefinedGlobals) {
- // Parse inline ASM and collect the list of symbols that are not defined in
- // the current module.
- StringSet<> AsmUndefinedRefs;
- ModuleSymbolTable::CollectAsmSymbols(
- TheModule,
- [&AsmUndefinedRefs](StringRef Name, object::BasicSymbolRef::Flags Flags) {
- if (Flags & object::BasicSymbolRef::SF_Undefined)
- AsmUndefinedRefs.insert(Name);
- });
-
// Declare a callback for the internalize pass that will ask for every
// candidate GlobalValue if it can be internalized or not.
auto MustPreserveGV = [&](const GlobalValue &GV) -> bool {
- // Can't be internalized if referenced in inline asm.
- if (AsmUndefinedRefs.count(GV.getName()))
- return true;
-
// Lookup the linkage recorded in the summaries during global analysis.
auto GS = DefinedGlobals.find(GV.getGUID());
if (GS == DefinedGlobals.end()) {
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