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path: root/lib/CodeGen/MachineSSAUpdater.cpp
AgeCommit message (Collapse)Author
2010-01-05Change errs() to dbgs().David Greene
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92548 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-07Watch out for duplicated PHI instructions.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90816 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-07Pre-regalloc tale duplication. Work in progress.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90759 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-07If BB is empty, insert PHI before end() instead of front().Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90744 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-04Don't try to be cute with undef optimization here. Let ProcessImplicitDefs ↵Evan Cheng
handle it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90566 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-04- If the reaching definition is an undef and the use is a PHI, add the ↵Evan Cheng
implicit_def to the end of the source block. - When reaching value is replaced with another, update the cache as well. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90501 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-03Handle undef values properly.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90489 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-03Fill out codegen SSA updater. It's not yet tested.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90395 91177308-0d34-0410-b5e6-96231b3b80d8
2009-12-02Skeleton for MachineInstr level SSA updater.Evan Cheng
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90353 91177308-0d34-0410-b5e6-96231b3b80d8
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