diff options
| author | Reid Spencer <rspencer@reidspencer.com> | 2007-03-02 00:28:52 +0000 |
|---|---|---|
| committer | Reid Spencer <rspencer@reidspencer.com> | 2007-03-02 00:28:52 +0000 |
| commit | cae5754619433aed7be74abbf1c0551a82d369cb (patch) | |
| tree | 77599913d2e900d4774e81cce3333f31f25c9fa6 /lib/VMCore/ConstantFold.cpp | |
| parent | 34da0ac28f7bfe737f92d3a098697a6ebc09a25e (diff) | |
Prefer non-virtual calls to ConstantInt::isZero over virtual calls to
Constant::isNullValue() in situations where it is possible.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34821 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/ConstantFold.cpp')
| -rw-r--r-- | lib/VMCore/ConstantFold.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp index 97f760ff8a..0d27a880eb 100644 --- a/lib/VMCore/ConstantFold.cpp +++ b/lib/VMCore/ConstantFold.cpp @@ -783,15 +783,15 @@ static FCmpInst::Predicate evaluateFCmpRelation(const Constant *V1, Constant *C2 = const_cast<Constant*>(V2); R = dyn_cast<ConstantInt>( ConstantExpr::getFCmp(FCmpInst::FCMP_OEQ, C1, C2)); - if (R && !R->isNullValue()) + if (R && !R->isZero()) return FCmpInst::FCMP_OEQ; R = dyn_cast<ConstantInt>( ConstantExpr::getFCmp(FCmpInst::FCMP_OLT, C1, C2)); - if (R && !R->isNullValue()) + if (R && !R->isZero()) return FCmpInst::FCMP_OLT; R = dyn_cast<ConstantInt>( ConstantExpr::getFCmp(FCmpInst::FCMP_OGT, C1, C2)); - if (R && !R->isNullValue()) + if (R && !R->isZero()) return FCmpInst::FCMP_OGT; // Nothing more we can do @@ -850,15 +850,15 @@ static ICmpInst::Predicate evaluateICmpRelation(const Constant *V1, Constant *C2 = const_cast<Constant*>(V2); ICmpInst::Predicate pred = ICmpInst::ICMP_EQ; R = dyn_cast<ConstantInt>(ConstantExpr::getICmp(pred, C1, C2)); - if (R && !R->isNullValue()) + if (R && !R->isZero()) return pred; pred = isSigned ? ICmpInst::ICMP_SLT : ICmpInst::ICMP_ULT; R = dyn_cast<ConstantInt>(ConstantExpr::getICmp(pred, C1, C2)); - if (R && !R->isNullValue()) + if (R && !R->isZero()) return pred; pred = isSigned ? ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT; R = dyn_cast<ConstantInt>(ConstantExpr::getICmp(pred, C1, C2)); - if (R && !R->isNullValue()) + if (R && !R->isZero()) return pred; // If we couldn't figure it out, bail. |