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Convert BaseOffset::NonVirtualOffset to CharUnits. No change in 

functionality intended.

llvm-svn: 128756
This commit is contained in:
Ken Dyck 2011-04-02 01:32:03 +00:00
parent 511e8c0d36
commit 6b20919317
1 changed files with 12 additions and 12 deletions
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24
clang/lib/CodeGen/CGVTables.cpp
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@ -43,15 +43,16 @@ struct BaseOffset {
/// (Or the offset from the virtual base class to the base class, if the
/// path from the derived class to the base class involves a virtual base
/// class.
int64_t NonVirtualOffset;
CharUnits NonVirtualOffset;
BaseOffset() : DerivedClass(0), VirtualBase(0), NonVirtualOffset(0) { }
BaseOffset() : DerivedClass(0), VirtualBase(0),
NonVirtualOffset(CharUnits::Zero()) { }
BaseOffset(const CXXRecordDecl *DerivedClass,
const CXXRecordDecl *VirtualBase, int64_t NonVirtualOffset)
const CXXRecordDecl *VirtualBase, CharUnits NonVirtualOffset)
: DerivedClass(DerivedClass), VirtualBase(VirtualBase),
NonVirtualOffset(NonVirtualOffset) { }
bool isEmpty() const { return !NonVirtualOffset && !VirtualBase; }
bool isEmpty() const { return NonVirtualOffset.isZero() && !VirtualBase; }
};
/// FinalOverriders - Contains the final overrider member functions for all
@ -214,7 +215,7 @@ FinalOverriders::FinalOverriders(const CXXRecordDecl *MostDerivedClass,
static BaseOffset ComputeBaseOffset(ASTContext &Context,
const CXXRecordDecl *DerivedRD,
const CXXBasePath &Path) {
int64_t NonVirtualOffset = 0;
CharUnits NonVirtualOffset = CharUnits::Zero();
unsigned NonVirtualStart = 0;
const CXXRecordDecl *VirtualBase = 0;
@ -243,13 +244,13 @@ static BaseOffset ComputeBaseOffset(ASTContext &Context,
const RecordType *BaseType = Element.Base->getType()->getAs<RecordType>();
const CXXRecordDecl *Base = cast<CXXRecordDecl>(BaseType->getDecl());
NonVirtualOffset += Layout.getBaseClassOffsetInBits(Base);
NonVirtualOffset += Layout.getBaseClassOffset(Base);
}
// FIXME: This should probably use CharUnits or something. Maybe we should
// even change the base offsets in ASTRecordLayout to be specified in
// CharUnits.
return BaseOffset(DerivedRD, VirtualBase, NonVirtualOffset / 8);
return BaseOffset(DerivedRD, VirtualBase, NonVirtualOffset);
}
@ -433,7 +434,7 @@ void FinalOverriders::dump(llvm::raw_ostream &Out, BaseSubobject Base,
if (Offset.VirtualBase)
Out << Offset.VirtualBase->getQualifiedNameAsString() << " vbase, ";
Out << Offset.NonVirtualOffset << " nv]";
Out << Offset.NonVirtualOffset.getQuantity() << " nv]";
}
Out << "\n";
@ -1342,7 +1343,7 @@ ReturnAdjustment VTableBuilder::ComputeReturnAdjustment(BaseOffset Offset) {
}
}
Adjustment.NonVirtual = Offset.NonVirtualOffset;
Adjustment.NonVirtual = Offset.NonVirtualOffset.getQuantity();
}
return Adjustment;
@ -1369,8 +1370,7 @@ VTableBuilder::ComputeThisAdjustmentBaseOffset(BaseSubobject Base,
I != E; ++I) {
BaseOffset Offset = ComputeBaseOffset(Context, DerivedRD, *I);
CharUnits OffsetToBaseSubobject =
CharUnits::fromQuantity(Offset.NonVirtualOffset);
CharUnits OffsetToBaseSubobject = Offset.NonVirtualOffset;
if (Offset.VirtualBase) {
// If we have a virtual base class, the non-virtual offset is relative
@ -1445,7 +1445,7 @@ VTableBuilder::ComputeThisAdjustment(const CXXMethodDecl *MD,
}
// Set the non-virtual part of the adjustment.
Adjustment.NonVirtual = Offset.NonVirtualOffset;
Adjustment.NonVirtual = Offset.NonVirtualOffset.getQuantity();
return Adjustment;
}