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| author | Dan Gohman <gohman@apple.com> | 2009-07-31 23:37:33 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-07-31 23:37:33 +0000 |
| commit | ecb436f195e55e6bf84713b54efd6c621a9ddbfe (patch) | |
| tree | 64ec9abb5dfd8100874df062a8e0793b3721810a /lib/CodeGen/RegAllocPBQP.cpp | |
| parent | 03354410a05e9b2d4af041326bcc7c363880e703 (diff) | |
| download | external_llvm-ecb436f195e55e6bf84713b54efd6c621a9ddbfe.zip external_llvm-ecb436f195e55e6bf84713b54efd6c621a9ddbfe.tar.gz external_llvm-ecb436f195e55e6bf84713b54efd6c621a9ddbfe.tar.bz2 | |
Use setPreservesAll and setPreservesCFG in CodeGen passes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77754 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocPBQP.cpp')
| -rw-r--r-- | lib/CodeGen/RegAllocPBQP.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/lib/CodeGen/RegAllocPBQP.cpp b/lib/CodeGen/RegAllocPBQP.cpp index f22c294..862ce00 100644 --- a/lib/CodeGen/RegAllocPBQP.cpp +++ b/lib/CodeGen/RegAllocPBQP.cpp @@ -77,15 +77,16 @@ namespace { } //! PBQP analysis usage. - virtual void getAnalysisUsage(AnalysisUsage &au) const { - au.addRequired<LiveIntervals>(); - au.addRequiredTransitive<RegisterCoalescer>(); - au.addRequired<LiveStacks>(); - au.addPreserved<LiveStacks>(); - au.addRequired<MachineLoopInfo>(); - au.addPreserved<MachineLoopInfo>(); - au.addRequired<VirtRegMap>(); - MachineFunctionPass::getAnalysisUsage(au); + virtual void getAnalysisUsage(AnalysisUsage &AU) const { + AU.setPreservesCFG(); + AU.addRequired<LiveIntervals>(); + AU.addRequiredTransitive<RegisterCoalescer>(); + AU.addRequired<LiveStacks>(); + AU.addPreserved<LiveStacks>(); + AU.addRequired<MachineLoopInfo>(); + AU.addPreserved<MachineLoopInfo>(); + AU.addRequired<VirtRegMap>(); + MachineFunctionPass::getAnalysisUsage(AU); } //! Perform register allocation |