diff options
Diffstat (limited to 'lib/Transforms/IPO/PassManagerBuilder.cpp')
| -rw-r--r-- | lib/Transforms/IPO/PassManagerBuilder.cpp | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Transforms/IPO/PassManagerBuilder.cpp b/lib/Transforms/IPO/PassManagerBuilder.cpp index 828eb5eee29..5d373665509 100644 --- a/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -467,6 +467,9 @@ void PassManagerBuilder::populateModulePassManager( addExtensionsToPM(EP_ModuleOptimizerEarly, MPM); + if (OptLevel > 2) + MPM.add(createCallSiteSplittingPass()); + MPM.add(createIPSCCPPass()); // IP SCCP MPM.add(createCalledValuePropagationPass()); MPM.add(createGlobalOptimizerPass()); // Optimize out global vars @@ -545,6 +548,9 @@ void PassManagerBuilder::populateModulePassManager( // unrolling/vectorization/... now. We'll first run the inliner + CGSCC passes // during ThinLTO and perform the rest of the optimizations afterward. if (PrepareForThinLTO) { + // Ensure we perform any last passes, but do so before renaming anonymous + // globals in case the passes add any. + addExtensionsToPM(EP_OptimizerLast, MPM); // Rename anon globals to be able to export them in the summary. MPM.add(createNameAnonGlobalPass()); return; @@ -703,6 +709,9 @@ void PassManagerBuilder::addLTOOptimizationPasses(legacy::PassManagerBase &PM) { PM.add(createInferFunctionAttrsLegacyPass()); if (OptLevel > 1) { + // Split call-site with more constrained arguments. + PM.add(createCallSiteSplittingPass()); + // Indirect call promotion. This should promote all the targets that are // left by the earlier promotion pass that promotes intra-module targets. // This two-step promotion is to save the compile time. For LTO, it should |