[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)
commitccc84224644e267fce8b70e32833b887f4e12a61
treeb0de6e3467e292939aa385041e10c8c2b751e1f7
parent734e3928b355aef644b6646741f87bc55fd2a27d
[InstCombine] add more SPFofSPF folding

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

llvm-svn: 337143
llvm/lib/Analysis/ValueTracking.cpp
llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
llvm/test/Transforms/InstCombine/abs_abs.ll
llvm/test/Transforms/InstCombine/icmp.ll