diff options
Diffstat (limited to 'llvm/lib/LTO/LTO.cpp')
| -rw-r--r-- | llvm/lib/LTO/LTO.cpp | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/llvm/lib/LTO/LTO.cpp b/llvm/lib/LTO/LTO.cpp index 2bd3af6e92d..92145aaf667 100644 --- a/llvm/lib/LTO/LTO.cpp +++ b/llvm/lib/LTO/LTO.cpp @@ -622,6 +622,19 @@ unsigned LTO::getMaxTasks() const { } Error LTO::run(AddStreamFn AddStream, NativeObjectCache Cache) { + // Compute "dead" symbols, we don't want to import/export these! + DenseSet<GlobalValue::GUID> GUIDPreservedSymbols; + for (auto &Res : GlobalResolutions) { + if (Res.second.VisibleOutsideThinLTO && + // IRName will be defined if we have seen the prevailing copy of + // this value. If not, no need to preserve any ThinLTO copies. + !Res.second.IRName.empty()) + GUIDPreservedSymbols.insert(GlobalValue::getGUID( + GlobalValue::dropLLVMManglingEscape(Res.second.IRName))); + } + + computeDeadSymbols(ThinLTO.CombinedIndex, GUIDPreservedSymbols); + // Save the status of having a regularLTO combined module, as // this is needed for generating the ThinLTO Task ID, and // the CombinedModule will be moved at the end of runRegularLTO. @@ -974,19 +987,6 @@ Error LTO::runThinLTO(AddStreamFn AddStream, NativeObjectCache Cache, StringMap<std::map<GlobalValue::GUID, GlobalValue::LinkageTypes>> ResolvedODR; if (Conf.OptLevel > 0) { - // Compute "dead" symbols, we don't want to import/export these! - DenseSet<GlobalValue::GUID> GUIDPreservedSymbols; - for (auto &Res : GlobalResolutions) { - if (Res.second.VisibleOutsideThinLTO && - // IRName will be defined if we have seen the prevailing copy of - // this value. If not, no need to preserve any ThinLTO copies. - !Res.second.IRName.empty()) - GUIDPreservedSymbols.insert(GlobalValue::getGUID( - GlobalValue::dropLLVMManglingEscape(Res.second.IRName))); - } - - computeDeadSymbols(ThinLTO.CombinedIndex, GUIDPreservedSymbols); - ComputeCrossModuleImport(ThinLTO.CombinedIndex, ModuleToDefinedGVSummaries, ImportLists, ExportLists); |
