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Fix an embarassing typo and add some very limited support for the aligned attribute. 

llvm-svn: 45195
This commit is contained in:
Anders Carlsson 2007-12-19 07:19:40 +00:00
parent e592175f80
commit 721f601507
2 changed files with 23 additions and 1 deletions
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2
clang/Sema/Sema.h
View File

@ -250,6 +250,8 @@ private:
QualType HandleVectorTypeAttribute(QualType curType, AttributeList *rawAttr);
void HandleOCUVectorTypeAttribute(TypedefDecl *d, AttributeList *rawAttr);
void HandleAlignedAttribute(Decl *d, AttributeList *rawAttr);
/// CheckProtocolMethodDefs - This routine checks unimpletented methods
/// Declared in protocol, and those referenced by it.
void CheckProtocolMethodDefs(ObjcProtocolDecl *PDecl,

22
clang/Sema/SemaDecl.cpp
View File

@ -1678,7 +1678,10 @@ void Sema::HandleDeclAttribute(Decl *New, AttributeList *rawAttr) {
else
Diag(rawAttr->getAttributeLoc(),
diag::err_typecheck_ocu_vector_not_typedef);
} else if (attrLen == 7 && !memcmp(attrName, "aligned", 7)) {
HandleAlignedAttribute(New, rawAttr);
}
// FIXME: add other attributes...
}
@ -1697,7 +1700,7 @@ void Sema::HandleDeclAttributes(Decl *New, AttributeList *declspec_prefix,
void Sema::HandleOCUVectorTypeAttribute(TypedefDecl *tDecl,
AttributeList *rawAttr) {
QualType curType = tDecl->getUnderlyingType();
// check the attribute arugments.
// check the attribute arguments.
if (rawAttr->getNumArgs() != 1) {
Diag(rawAttr->getAttributeLoc(), diag::err_attribute_wrong_number_arguments,
std::string("1"));
@ -1795,3 +1798,20 @@ QualType Sema::HandleVectorTypeAttribute(QualType curType,
return Context.getVectorType(curType, vectorSize/typeSize);
}
void Sema::HandleAlignedAttribute(Decl *d, AttributeList *rawAttr)
{
// check the attribute arguments.
if (rawAttr->getNumArgs() != 1) {
Diag(rawAttr->getAttributeLoc(), diag::err_attribute_wrong_number_arguments,
std::string("1"));
return;
}
Expr *alignmentExpr = static_cast<Expr *>(rawAttr->getArg(0));
llvm::APSInt alignment(32);
if (!alignmentExpr->isIntegerConstantExpr(alignment, Context)) {
Diag(rawAttr->getAttributeLoc(), diag::err_attribute_vector_size_not_int,
alignmentExpr->getSourceRange());
return;
}
}