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Move FindAvailableLoadedValue isSafeToLoadUnconditionally out of

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lib/Transforms/Utils and into lib/Analysis so that Analysis passes
can use them.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104949 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-05-28 16:19:17 +00:00
parent 700012231d
commit dd9344f3fa
11 changed files with 291 additions and 252 deletions
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11
include/llvm/Transforms/Utils/Local.h
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@ -30,17 +30,6 @@ class TargetData;
template<typename T> class SmallVectorImpl;
//===----------------------------------------------------------------------===//
// Local analysis.
//
/// isSafeToLoadUnconditionally - Return true if we know that executing a load
/// from this value cannot trap. If it is not obviously safe to load from the
/// specified pointer, we do a quick local scan of the basic block containing
/// ScanFrom, to determine if the address is already accessed.
bool isSafeToLoadUnconditionally(Value *V, Instruction *ScanFrom,
unsigned Align, const TargetData *TD = 0);
//===----------------------------------------------------------------------===//
// Local constant propagation.
//