First step in implementation of mips16 and nomips16 attributes.
Waiting for new llvm attribute code for the next step.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@172626 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/TargetAttributesSema.cpp b/lib/Sema/TargetAttributesSema.cpp
index 94f240c..1b8889d 100644
--- a/lib/Sema/TargetAttributesSema.cpp
+++ b/lib/Sema/TargetAttributesSema.cpp
@@ -262,6 +262,54 @@
};
}
+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));
+}
+
+static void HandleNoMips16Attr(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) NoMips16Attr(Attr.getRange(), S.Context));
+}
+
+namespace {
+ class MipsAttributesSema : public TargetAttributesSema {
+ public:
+ MipsAttributesSema() { }
+ bool ProcessDeclAttribute(Scope *scope, Decl *D, const AttributeList &Attr,
+ Sema &S) const {
+ if (Attr.getName()->getName() == "mips16") {
+ HandleMips16Attr(D, Attr, S);
+ return true;
+ } else if (Attr.getName()->getName() == "nomips16") {
+ HandleNoMips16Attr(D, Attr, S);
+ return true;
+ }
+ return false;
+ }
+ };
+}
+
const TargetAttributesSema &Sema::getTargetAttributesSema() const {
if (TheTargetAttributesSema)
return *TheTargetAttributesSema;
@@ -275,6 +323,9 @@
case llvm::Triple::x86:
case llvm::Triple::x86_64:
return *(TheTargetAttributesSema = new X86AttributesSema);
+ case llvm::Triple::mips:
+ case llvm::Triple::mipsel:
+ return *(TheTargetAttributesSema = new MipsAttributesSema);
default:
return *(TheTargetAttributesSema = new TargetAttributesSema);
}