Author: Florian Hahn Date: 2020-09-08T13:54:45+01:00 New Revision: 2b70c04f10eb76ba6ea800234453a3e43adc0a68
URL: https://github.com/llvm/llvm-project/commit/2b70c04f10eb76ba6ea800234453a3e43adc0a68 DIFF: https://github.com/llvm/llvm-project/commit/2b70c04f10eb76ba6ea800234453a3e43adc0a68.diff LOG: Tweak ADCE postition Added: Modified: llvm/lib/Transforms/IPO/PassManagerBuilder.cpp Removed: ################################################################################ diff --git a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp index caa9a98ecb07..9909f7437147 100644 --- a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -463,6 +463,11 @@ void PassManagerBuilder::addFunctionSimplificationPasses( if (OptLevel > 1) { MPM.add(createJumpThreadingPass()); // Thread jumps MPM.add(createCorrelatedValuePropagationPass()); + } + MPM.add(createAggressiveDCEPass()); // Delete dead instructions + + // TODO: Investigate if this is too expensive at O1. + if (OptLevel > 1) { MPM.add(createDeadStoreEliminationPass()); // Delete dead stores MPM.add(createLICMPass(LicmMssaOptCap, LicmMssaNoAccForPromotionCap)); } @@ -472,8 +477,6 @@ void PassManagerBuilder::addFunctionSimplificationPasses( if (RerollLoops) MPM.add(createLoopRerollPass()); - // TODO: Investigate if this is too expensive at O1. - MPM.add(createAggressiveDCEPass()); // Delete dead instructions MPM.add(createCFGSimplificationPass()); // Merge & remove BBs // Clean up after everything. MPM.add(createInstructionCombiningPass()); _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
