static void HandleARMInterruptAttr(Decl *d,
const AttributeList &Attr, Sema &S) {
// Check the attribute arguments.
if (Attr.getNumArgs() > 1) {
S.Diag(Attr.getLoc(), diag::err_attribute_too_many_arguments)
<< 1;
return;
}
StringRef Str;
SourceLocation ArgLoc;
if (Attr.getNumArgs() == 0)
Str = "";
else if (!S.checkStringLiteralArgumentAttr(Attr, 0, Str, &ArgLoc))
return;
ARMInterruptAttr::InterruptType Kind;
if (!ARMInterruptAttr::ConvertStrToInterruptType(Str, Kind)) {
S.Diag(Attr.getLoc(), diag::warn_attribute_type_not_supported)
<< Attr.getName() << Str << ArgLoc;
return;
}
unsigned Index = Attr.getAttributeSpellingListIndex();
d->addAttr(::new (S.Context)
ARMInterruptAttr(Attr.getLoc(), S.Context, Kind, Index));
}
static void HandleDLLImportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
// Attribute can be applied only to functions or variables.
FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
if (!FD && !isa<VarDecl>(D)) {
// Apparently Visual C++ thinks it is okay to not emit a warning
// in this case, so only emit a warning when -fms-extensions is not
// specified.
if (!S.getLangOpts().MicrosoftExt)
S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
<< Attr.getName() << 2 /*variable and function*/;
return;
}
// Currently, the dllimport attribute is ignored for inlined functions.
// Warning is emitted.
if (FD && FD->isInlineSpecified()) {
S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << Attr.getName();
return;
}
unsigned Index = Attr.getAttributeSpellingListIndex();
DLLImportAttr *NewAttr = S.mergeDLLImportAttr(D, Attr.getRange(), Index);
if (NewAttr)
D->addAttr(NewAttr);
}
static void HandleDLLExportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
// check the attribute arguments.
if (Attr.getNumArgs() != 0) {
S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
return;
}
// Attribute can be applied only to functions or variables.
FunctionDecl *FD = dyn_cast<FunctionDecl>(D);
if (!FD && !isa<VarDecl>(D)) {
S.Diag(Attr.getLoc(), diag::warn_attribute_wrong_decl_type)
<< Attr.getName() << 2 /*variable and function*/;
return;
}
// Currently, the dllexport attribute is ignored for inlined functions, unless
// the -fkeep-inline-functions flag has been used. Warning is emitted;
if (FD && FD->isInlineSpecified()) {
// FIXME: ... unless the -fkeep-inline-functions flag has been used.
S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << "dllexport";
return;
}
unsigned Index = Attr.getAttributeSpellingListIndex();
DLLExportAttr *NewAttr = S.mergeDLLExportAttr(D, Attr.getRange(), Index);
if (NewAttr)
D->addAttr(NewAttr);
}
static void HandleDLLExportAttr(Decl *D, const AttributeList &Attr, Sema &S) {
// Currently, the dllexport attribute is ignored for inlined functions, unless
// the -fkeep-inline-functions flag has been used. Warning is emitted;
if (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isInlineSpecified()) {
// FIXME: ... unless the -fkeep-inline-functions flag has been used.
S.Diag(Attr.getLoc(), diag::warn_attribute_ignored) << Attr.getName();
return;
}
unsigned Index = Attr.getAttributeSpellingListIndex();
DLLExportAttr *NewAttr = S.mergeDLLExportAttr(D, Attr.getRange(), Index);
if (NewAttr)
D->addAttr(NewAttr);
}
static void HandleMips16Attr(Decl *D, const AttributeList &Attr, Sema &S) {
// check the attribute arguments.
if (Attr.hasParameterOrArguments()) {
S.Diag(Attr.getLoc(), diag::err_attribute_wrong_number_arguments) << 0;
return;
}
// Attribute can only be applied to function types.
if (!isa<FunctionDecl>(D)) {
S.Diag(Attr.getLoc(), diag::err_attribute_wrong_decl_type)
<< Attr.getName() << /* function */0;
return;
}
D->addAttr(::new (S.Context) Mips16Attr(Attr.getRange(), S.Context,
Attr.getAttributeSpellingListIndex()));
}