[llvm-dev] LazyValueInfo vs ScalarEvolution
John Regehr via llvm-dev
llvm-dev at lists.llvm.org
Mon Jul 24 14:59:21 PDT 2017
On 07/24/2017 03:43 PM, Hongbin Zheng wrote:
> Also, the last time I looked, there seemed to be a fair amount of
> room for improvement in LVI and ConstantRange.
> Could you point some out?
Check out the TODO items in binaryAnd and BinaryOr in ConstantRange.cpp.
There are some missing cases in the switch in ConstantRange::binaryOp,
such as xor and ashr.
Argh this is embarrassing, I have some unfinished work sitting in
Phabricator that could use a helper if you have time to take a look:
More information about the llvm-dev