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[Linker/IRMover] Simplify the code a bit. NFCI.

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llvm-svn: 272013
This commit is contained in:
Davide Italiano 2016-06-07 14:55:04 +00:00
parent c47951deb7
commit 1d6e4baba6
1 changed files with 7 additions and 25 deletions
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32
lib/Linker/IRMover.cpp
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@ -844,10 +844,7 @@ IRLinker::linkAppendingVarProto(GlobalVariable *DstGV,
}
bool IRLinker::shouldLink(GlobalValue *DGV, GlobalValue &SGV) {
if (ValuesToLink.count(&SGV))
return true;
if (SGV.hasLocalLinkage())
if (ValuesToLink.count(&SGV) || SGV.hasLocalLinkage())
return true;
if (DGV && !DGV->isDeclarationForLinker())
@ -856,10 +853,7 @@ bool IRLinker::shouldLink(GlobalValue *DGV, GlobalValue &SGV) {
if (SGV.hasAvailableExternallyLinkage())
return true;
if (SGV.isDeclaration())
return false;
if (DoneLinkingBodies)
if (SGV.isDeclaration() || DoneLinkingBodies)
return false;
// Callback to the client to give a chance to lazily add the Global to the
@ -1262,11 +1256,7 @@ IRMover::StructTypeKeyInfo::KeyTy::KeyTy(const StructType *ST)
: ETypes(ST->elements()), IsPacked(ST->isPacked()) {}
bool IRMover::StructTypeKeyInfo::KeyTy::operator==(const KeyTy &That) const {
if (IsPacked != That.IsPacked)
return false;
if (ETypes != That.ETypes)
return false;
return true;
return IsPacked == That.IsPacked && ETypes == That.ETypes;
}
bool IRMover::StructTypeKeyInfo::KeyTy::operator!=(const KeyTy &That) const {
@ -1299,12 +1289,8 @@ bool IRMover::StructTypeKeyInfo::isEqual(const KeyTy &LHS,
bool IRMover::StructTypeKeyInfo::isEqual(const StructType *LHS,
const StructType *RHS) {
if (RHS == getEmptyKey())
return LHS == getEmptyKey();
if (RHS == getTombstoneKey())
return LHS == getTombstoneKey();
if (RHS == getEmptyKey() || RHS == getTombstoneKey())
return LHS == RHS;
return KeyTy(LHS) == KeyTy(RHS);
}
@ -1331,18 +1317,14 @@ IRMover::IdentifiedStructTypeSet::findNonOpaque(ArrayRef<Type *> ETypes,
bool IsPacked) {
IRMover::StructTypeKeyInfo::KeyTy Key(ETypes, IsPacked);
auto I = NonOpaqueStructTypes.find_as(Key);
if (I == NonOpaqueStructTypes.end())
return nullptr;
return *I;
return I == NonOpaqueStructTypes.end() ? nullptr : *I;
}
bool IRMover::IdentifiedStructTypeSet::hasType(StructType *Ty) {
if (Ty->isOpaque())
return OpaqueStructTypes.count(Ty);
auto I = NonOpaqueStructTypes.find(Ty);
if (I == NonOpaqueStructTypes.end())
return false;
return *I == Ty;
return I == NonOpaqueStructTypes.end() ? false : *I == Ty;
}
IRMover::IRMover(Module &M) : Composite(M) {