Chuang-Yu Cheng 18569e85b3 [PPC64] Mark CR0 Live if PPCInstrInfo::optimizeCompareInstr Creates a Use of CR0
Resolve Bug 27046 (https://llvm.org/bugs/show_bug.cgi?id=27046).
The PPCInstrInfo::optimizeCompareInstr function could create a new use of
CR0, even if CR0 were previously dead. This patch marks CR0 live if a use of
CR0 is created.

Author: Tom Jablin (tjablin)
Reviewers: hfinkel kbarton cycheng

http://reviews.llvm.org/D18884

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@266040 91177308-0d34-0410-b5e6-96231b3b80d8
2016-04-12 03:10:52 +00:00
..
2016-04-08 18:15:37 +00:00
2016-04-08 18:15:37 +00:00