diff options
Diffstat (limited to 'lib/Transforms/InstCombine')
| -rw-r--r-- | lib/Transforms/InstCombine/InstCombineCompares.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp index 8ac0e3f..c0225ae 100644 --- a/lib/Transforms/InstCombine/InstCombineCompares.cpp +++ b/lib/Transforms/InstCombine/InstCombineCompares.cpp @@ -1547,7 +1547,7 @@ Instruction *InstCombiner::visitICmpInstWithInstAndIntCst(ICmpInst &ICI, Builder->CreateOr(LHSI->getOperand(1), RHSV - 1), LHSC); - // C1-X >u C2 -> (X|C2) == C1 + // C1-X >u C2 -> (X|C2) != C1 // iff C1 & C2 == C2 // C2+1 is a power of 2 if (ICI.getPredicate() == ICmpInst::ICMP_UGT && LHSI->hasOneUse() && @@ -1594,7 +1594,7 @@ Instruction *InstCombiner::visitICmpInstWithInstAndIntCst(ICmpInst &ICI, Builder->CreateAnd(LHSI->getOperand(0), -RHSV), ConstantExpr::getNeg(LHSC)); - // X-C1 >u C2 -> (X & ~C2) == C1 + // X-C1 >u C2 -> (X & ~C2) != C1 // iff C1 & C2 == 0 // C2+1 is a power of 2 if (ICI.getPredicate() == ICmpInst::ICMP_UGT && LHSI->hasOneUse() && |