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[InstCombine] add more SPFofSPF folding
authorChen Zheng <shchenz@cn.ibm.com>
Mon, 16 Jul 2018 02:23:00 +0000 (02:23 +0000)
committerChen Zheng <shchenz@cn.ibm.com>
Mon, 16 Jul 2018 02:23:00 +0000 (02:23 +0000)
commitd27cef10a893fc3144fe2f94884a939c1e565a84
treefac521c8531260aa770d2b8829b37166c0b405c7
parent727a214dd5856ed9942eb6ada26eb31c2ef9c899
[InstCombine] add more SPFofSPF folding

Differential Revision: https://reviews.llvm.org/D49238

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@337143 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/ValueTracking.cpp
lib/Transforms/InstCombine/InstCombineSelect.cpp
test/Transforms/InstCombine/abs_abs.ll
test/Transforms/InstCombine/icmp.ll