Lawrence Hu e58a814c07 Enable loopreroll for sext of loop control only IV ...

This patch extend loopreroll to allow the instruction chain
        of loop control only IV has sext.

        Differential Revision: http://reviews.llvm.org/D19820

llvm-svn: 269121

2016-05-10 21:16:49 +00:00

61 KiB

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