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author | Chris Lattner <sabre@nondot.org> | 2010-08-18 18:22:17 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2010-08-18 18:22:17 +0000 |
commit | 6b63037306c5c3dc9bf719a34243de5045a949da (patch) | |
tree | 4f17bb4c1e43964a7430bb1345489b0977b4f865 /include/llvm/Analysis/ValueTracking.h | |
parent | 74d803a58c7935c067397bb19afc05ec464d8159 (diff) | |
download | llvm-6b63037306c5c3dc9bf719a34243de5045a949da.tar.gz llvm-6b63037306c5c3dc9bf719a34243de5045a949da.tar.bz2 llvm-6b63037306c5c3dc9bf719a34243de5045a949da.tar.xz |
move gep decomposition out of ValueTracking into BasicAA. The form of
decomposition that it is doing is very basicaa specific and is only used
by basicaa.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111375 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Analysis/ValueTracking.h')
-rw-r--r-- | include/llvm/Analysis/ValueTracking.h | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/include/llvm/Analysis/ValueTracking.h b/include/llvm/Analysis/ValueTracking.h index b9634f04ec..7b6026fea0 100644 --- a/include/llvm/Analysis/ValueTracking.h +++ b/include/llvm/Analysis/ValueTracking.h @@ -77,25 +77,6 @@ namespace llvm { /// bool CannotBeNegativeZero(const Value *V, unsigned Depth = 0); - /// DecomposeGEPExpression - If V is a symbolic pointer expression, decompose - /// it into a base pointer with a constant offset and a number of scaled - /// symbolic offsets. - /// - /// The scaled symbolic offsets (represented by pairs of a Value* and a scale - /// in the VarIndices vector) are Value*'s that are known to be scaled by the - /// specified amount, but which may have other unrepresented high bits. As - /// such, the gep cannot necessarily be reconstructed from its decomposed - /// form. - /// - /// When TargetData is around, this function is capable of analyzing - /// everything that Value::getUnderlyingObject() can look through. When not, - /// it just looks through pointer casts. - /// - const Value *DecomposeGEPExpression(const Value *V, int64_t &BaseOffs, - SmallVectorImpl<std::pair<const Value*, int64_t> > &VarIndices, - const TargetData *TD); - - /// FindInsertedValue - Given an aggregrate and an sequence of indices, see if /// the scalar value indexed is already around as a register, for example if |