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| author | Jakub Staszak <jstaszak@apple.com> | 2011-07-31 05:54:04 +0000 |
|---|---|---|
| committer | Jakub Staszak <jstaszak@apple.com> | 2011-07-31 05:54:04 +0000 |
| commit | 6762dc1fb38f7579b33143c80f057319e1537678 (patch) | |
| tree | 95f9693301771abf1e7201684318127f34bd9d49 /lib/Analysis/BranchProbabilityInfo.cpp | |
| parent | 4faf553d508f4bc657563ca538392108a3858483 (diff) | |
| download | llvm-6762dc1fb38f7579b33143c80f057319e1537678.tar.gz llvm-6762dc1fb38f7579b33143c80f057319e1537678.tar.bz2 llvm-6762dc1fb38f7579b33143c80f057319e1537678.tar.xz | |
Do not handle cases with >= and <= predicates.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136588 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/BranchProbabilityInfo.cpp')
| -rw-r--r-- | lib/Analysis/BranchProbabilityInfo.cpp | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/lib/Analysis/BranchProbabilityInfo.cpp b/lib/Analysis/BranchProbabilityInfo.cpp index 9e613ba24e..da99f28e6e 100644 --- a/lib/Analysis/BranchProbabilityInfo.cpp +++ b/lib/Analysis/BranchProbabilityInfo.cpp @@ -304,23 +304,16 @@ bool BranchProbabilityAnalysis::calcZeroHeuristics(BasicBlock *BB) { isProb = true; break; - case CmpInst::ICMP_ULT: - case CmpInst::ICMP_ULE: case CmpInst::ICMP_SLT: - case CmpInst::ICMP_SLE: // Less or equal to zero is not expected. // X < 0 -> Unlikely - // X <= 0 -> Unlikely isProb = false; break; case CmpInst::ICMP_UGT: - case CmpInst::ICMP_UGE: case CmpInst::ICMP_SGT: - case CmpInst::ICMP_SGE: // Greater or equal to zero is expected. // X > 0 -> Likely - // X >= 0 -> Likely isProb = true; break; |