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Begin adding static dependence information to passes, which will allow us to

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perform initialization without static constructors AND without explicit initialization
by the client.  For the moment, passes are required to initialize both their
(potential) dependencies and any passes they preserve.  I hope to be able to relax
the latter requirement in the future.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116334 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2010-10-12 19:48:12 +00:00
parent 52b45056b2
commit 2ab36d3502
61 changed files with 383 additions and 64 deletions
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11
lib/CodeGen/LiveIntervalAnalysis.cpp
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@ -55,7 +55,16 @@ STATISTIC(numFolds , "Number of loads/stores folded into instructions");
STATISTIC(numSplits , "Number of intervals split");
char LiveIntervals::ID = 0;
INITIALIZE_PASS(LiveIntervals, "liveintervals",
INITIALIZE_PASS_BEGIN(LiveIntervals, "liveintervals",
"Live Interval Analysis", false, false)
INITIALIZE_PASS_DEPENDENCY(LiveVariables)
INITIALIZE_PASS_DEPENDENCY(MachineLoopInfo)
INITIALIZE_PASS_DEPENDENCY(PHIElimination)
INITIALIZE_PASS_DEPENDENCY(TwoAddressInstructionPass)
INITIALIZE_PASS_DEPENDENCY(ProcessImplicitDefs)
INITIALIZE_PASS_DEPENDENCY(SlotIndexes)
INITIALIZE_AG_DEPENDENCY(AliasAnalysis)
INITIALIZE_PASS_END(LiveIntervals, "liveintervals",
"Live Interval Analysis", false, false)
void LiveIntervals::getAnalysisUsage(AnalysisUsage &AU) const {