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author | Devang Patel <dpatel@apple.com> | 2008-09-18 23:45:14 +0000 |
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committer | Devang Patel <dpatel@apple.com> | 2008-09-18 23:45:14 +0000 |
commit | c25be3b2de7d30f45cffc739d65c36f37c5d6005 (patch) | |
tree | 5957619af6d89289e77a7a17c9f775718463181c /llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp | |
parent | 6e005fdc8d354bfcc828f703a936c2119baccfc5 (diff) | |
download | bcm5719-llvm-c25be3b2de7d30f45cffc739d65c36f37c5d6005.tar.gz bcm5719-llvm-c25be3b2de7d30f45cffc739d65c36f37c5d6005.zip |
splitLoop does not handle split condition EQ.
Fixes PR 2805
llvm-svn: 56321
Diffstat (limited to 'llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp')
-rw-r--r-- | llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp b/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp index 8cafe7424d0..085223cd814 100644 --- a/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp +++ b/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp @@ -1430,6 +1430,12 @@ bool LoopIndexSplit::splitLoop(SplitInfo &SD) { if (!safeSplitCondition(SD)) return false; + // If split condition EQ is not handled. + if (ICmpInst *ICMP = dyn_cast<ICmpInst>(SD.SplitCondition)) { + if (ICMP->getPredicate() == ICmpInst::ICMP_EQ) + return false; + } + BasicBlock *SplitCondBlock = SD.SplitCondition->getParent(); // Unable to handle triangle loops at the moment. |