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| author | Devang Patel <dpatel@apple.com> | 2007-09-19 00:28:47 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2007-09-19 00:28:47 +0000 |
| commit | 69a55a38ed51d042ea484fa5c1ef783e17785f54 (patch) | |
| tree | aad36a62057b3b21360032c5a06528e71bda1ad9 /llvm/lib/Transforms | |
| parent | 455a53b7db42d4dd000a7e196a11b1a8bd329258 (diff) | |
| download | bcm5719-llvm-69a55a38ed51d042ea484fa5c1ef783e17785f54.tar.gz bcm5719-llvm-69a55a38ed51d042ea484fa5c1ef783e17785f54.zip | |
Relax loop ExitCondition predicate restriction.
llvm-svn: 42122
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp b/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp index cb5060a6765..d30f18d91b6 100644 --- a/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp +++ b/llvm/lib/Transforms/Scalar/LoopIndexSplit.cpp @@ -356,11 +356,7 @@ void LoopIndexSplit::findLoopConditionals() { return; // FIXME - if (CI->getPredicate() == ICmpInst::ICMP_SGT - || CI->getPredicate() == ICmpInst::ICMP_UGT - || CI->getPredicate() == ICmpInst::ICMP_SGE - || CI->getPredicate() == ICmpInst::ICMP_UGE - || CI->getPredicate() == ICmpInst::ICMP_EQ + if (CI->getPredicate() == ICmpInst::ICMP_EQ || CI->getPredicate() == ICmpInst::ICMP_NE) return; @@ -1015,6 +1011,12 @@ void LoopIndexSplit::calculateLoopBounds(SplitInfo &SD) { Value *AEV = SD.SplitValue; Value *BSV = SD.SplitValue; + if (ExitCondition->getPredicate() == ICmpInst::ICMP_SGT + || ExitCondition->getPredicate() == ICmpInst::ICMP_UGT + || ExitCondition->getPredicate() == ICmpInst::ICMP_SGE + || ExitCondition->getPredicate() == ICmpInst::ICMP_UGE) + ExitCondition->swapOperands(); + switch (ExitCondition->getPredicate()) { case ICmpInst::ICMP_SGT: case ICmpInst::ICMP_UGT: |
