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Remove dead debug info intrinsics.

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Intrinsic::dbg_stoppoint
 Intrinsic::dbg_region_start 
 Intrinsic::dbg_region_end 
 Intrinsic::dbg_func_start
AutoUpgrade simply ignores these intrinsics now.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92557 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-01-05 01:10:40 +00:00
parent 4361bbfd0e
commit 44a29e066a
17 changed files with 19 additions and 483 deletions
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7
lib/Transforms/Utils/SimplifyCFG.cpp
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@@ -1658,13 +1658,6 @@ bool llvm::SimplifyCFG(BasicBlock *BB) {
Instruction *NewRet = RI->clone();
Pred->getInstList().push_back(NewRet);
BasicBlock::iterator BBI = RI;
if (BBI != BB->begin()) {
// Move region end info into the predecessor.
if (DbgRegionEndInst *DREI = dyn_cast<DbgRegionEndInst>(--BBI))
DREI->moveBefore(NewRet);
}
// If the return instruction returns a value, and if the value was a
// PHI node in "BB", propagate the right value into the return.
for (User::op_iterator i = NewRet->op_begin(), e = NewRet->op_end();