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(parent: 1cc6452) | patch
Propagate ValueRanges across equality.
authorNick Lewycky <nicholas@mxc.ca>
Sun, 18 Mar 2007 01:09:32 +0000 (01:09 +0000)
committerNick Lewycky <nicholas@mxc.ca>
Sun, 18 Mar 2007 01:09:32 +0000 (01:09 +0000)
commit1eda0f60d7fe9207d40713501f2c04856063a763
tree59cf0bd879abc9da1602c3dbc55cb8ce4181025ftree | snapshot
parent1cc645218105be635851b195cb44b1598830106ccommit | diff
Propagate ValueRanges across equality.

Add some more micro-optimizations: x * 0 = 0, a - x = a --> x = 0.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35138 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Scalar/PredicateSimplifier.cpp diff | blob | history
test/Transforms/PredicateSimplifier/2007-03-17-OpsToDefVRP.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors