http://llvm.org/bugs/show_bug.cgi?id=2566
Nicolas Capens <[EMAIL PROTECTED]> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |REOPENED
Resolution|FIXED |
--- Comment #9 from Nicolas Capens <[EMAIL PROTECTED]> 2008-07-24 16:52:36 ---
(In reply to comment #8)
> Patch committed.
Thanks!
> The assumption in getShuffleScalarElt is safe.
getShuffleScalarElt itself is indeed correct, however, PerformShuffleCombine in
X86ISelLowering incorrectly assumes it's dealing with a vector to vector
bitcast. So to clarify, I'm getting an assert with the following call stack:
assert
llvm::MVT::getVectorNumElements
llvm::SelectionDAG::getShuffleScalarElt
EltsFromConsecutiveLoads
PerformShuffleCombine
llvm::X86TargetLowering::PerformDAGCombine
...
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