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Stop using the dom frontier in DwarfEHPrepare by not promoting alloca's

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any more.  I plan to reimplement alloca promotion using SSAUpdater later.
It looks like Bill's URoR logic really always needs domtree, so the pass
now always asks for domtree info.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112597 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands
2010-08-31 09:05:06 +00:00
parent 65a0af3855
commit 22efc18f12
3 changed files with 11 additions and 88 deletions
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2
lib/CodeGen/LLVMTargetMachine.cpp
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@ -289,7 +289,7 @@ bool LLVMTargetMachine::addCommonCodeGenPasses(PassManagerBase &PM,
PM.add(createSjLjEHPass(getTargetLowering()));
// FALLTHROUGH
case ExceptionHandling::Dwarf:
PM.add(createDwarfEHPass(this, OptLevel==CodeGenOpt::None));
PM.add(createDwarfEHPass(this));
break;
case ExceptionHandling::None:
PM.add(createLowerInvokePass(getTargetLowering()));