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-rw-r--r--lib/CodeGen/Mangle.cpp121
1 files changed, 60 insertions, 61 deletions
diff --git a/lib/CodeGen/Mangle.cpp b/lib/CodeGen/Mangle.cpp
index 04bd52b8d4..f9495b81b3 100644
--- a/lib/CodeGen/Mangle.cpp
+++ b/lib/CodeGen/Mangle.cpp
@@ -34,7 +34,7 @@ namespace {
const CXXMethodDecl *Structor;
unsigned StructorType;
CXXCtorType CtorType;
-
+
public:
CXXNameMangler(ASTContext &C, llvm::raw_ostream &os)
: Context(C), Out(os), Structor(0), StructorType(0) { }
@@ -46,7 +46,7 @@ namespace {
int64_t nv_t, int64_t v_t,
int64_t nv_r, int64_t v_r);
void mangleGuardVariable(const VarDecl *D);
-
+
void mangleCXXVtable(QualType Type);
void mangleCXXRtti(QualType Type);
void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type);
@@ -54,7 +54,7 @@ namespace {
private:
bool mangleFunctionDecl(const FunctionDecl *FD);
-
+
void mangleFunctionEncoding(const FunctionDecl *FD);
void mangleName(const NamedDecl *ND);
void mangleUnqualifiedName(const NamedDecl *ND);
@@ -78,19 +78,19 @@ namespace {
void mangleExpression(Expr *E);
void mangleCXXCtorType(CXXCtorType T);
void mangleCXXDtorType(CXXDtorType T);
-
+
void mangleTemplateArgumentList(const TemplateArgumentList &L);
void mangleTemplateArgument(const TemplateArgument &A);
};
}
static bool isInCLinkageSpecification(const Decl *D) {
- for (const DeclContext *DC = D->getDeclContext();
+ for (const DeclContext *DC = D->getDeclContext();
!DC->isTranslationUnit(); DC = DC->getParent()) {
- if (const LinkageSpecDecl *Linkage = dyn_cast<LinkageSpecDecl>(DC))
+ if (const LinkageSpecDecl *Linkage = dyn_cast<LinkageSpecDecl>(DC))
return Linkage->getLanguage() == LinkageSpecDecl::lang_c;
}
-
+
return false;
}
@@ -101,12 +101,12 @@ bool CXXNameMangler::mangleFunctionDecl(const FunctionDecl *FD) {
// C functions are not mangled, and "main" is never mangled.
if (!Context.getLangOptions().CPlusPlus || FD->isMain(Context))
return false;
-
- // No mangling in an "implicit extern C" header.
+
+ // No mangling in an "implicit extern C" header.
if (FD->getLocation().isValid() &&
Context.getSourceManager().isInExternCSystemHeader(FD->getLocation()))
return false;
-
+
// No name mangling in a C linkage specification.
if (isInCLinkageSpecification(FD))
return false;
@@ -127,7 +127,7 @@ bool CXXNameMangler::mangle(const NamedDecl *D) {
Out << ALA->getLabel();
return true;
}
-
+
// <mangled-name> ::= _Z <encoding>
// ::= <data name>
// ::= <special-name>
@@ -135,36 +135,36 @@ bool CXXNameMangler::mangle(const NamedDecl *D) {
// FIXME: Actually use a visitor to decode these?
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D))
return mangleFunctionDecl(FD);
-
+
if (const VarDecl *VD = dyn_cast<VarDecl>(D)) {
if (!Context.getLangOptions().CPlusPlus ||
isInCLinkageSpecification(D) ||
D->getDeclContext()->isTranslationUnit())
return false;
-
+
Out << "_Z";
mangleName(VD);
return true;
}
-
+
return false;
}
-void CXXNameMangler::mangleCXXCtor(const CXXConstructorDecl *D,
+void CXXNameMangler::mangleCXXCtor(const CXXConstructorDecl *D,
CXXCtorType Type) {
assert(!Structor && "Structor already set!");
Structor = D;
StructorType = Type;
-
+
mangle(D);
}
-void CXXNameMangler::mangleCXXDtor(const CXXDestructorDecl *D,
+void CXXNameMangler::mangleCXXDtor(const CXXDestructorDecl *D,
CXXDtorType Type) {
assert(!Structor && "Structor already set!");
Structor = D;
StructorType = Type;
-
+
mangle(D);
}
@@ -180,9 +180,8 @@ void CXXNameMangler::mangleCXXRtti(QualType T) {
mangleType(T);
}
-void CXXNameMangler::mangleGuardVariable(const VarDecl *D)
-{
- // <special-name> ::= GV <object name> # Guard variable for one-time
+void CXXNameMangler::mangleGuardVariable(const VarDecl *D) {
+ // <special-name> ::= GV <object name> # Guard variable for one-time
// # initialization
Out << "_ZGV";
@@ -192,14 +191,14 @@ void CXXNameMangler::mangleGuardVariable(const VarDecl *D)
void CXXNameMangler::mangleFunctionEncoding(const FunctionDecl *FD) {
// <encoding> ::= <function name> <bare-function-type>
mangleName(FD);
-
+
// Whether the mangling of a function type includes the return type depends on
// the context and the nature of the function. The rules for deciding whether
// the return type is included are:
- //
+ //
// 1. Template functions (names or types) have return types encoded, with
// the exceptions listed below.
- // 2. Function types not appearing as part of a function name mangling,
+ // 2. Function types not appearing as part of a function name mangling,
// e.g. parameters, pointer types, etc., have return type encoded, with the
// exceptions listed below.
// 3. Non-template function names do not have return types encoded.
@@ -233,7 +232,7 @@ void CXXNameMangler::mangleName(const NamedDecl *ND) {
//
// <unscoped-name> ::= <unqualified-name>
// ::= St <unqualified-name> # ::std::
- if (ND->getDeclContext()->isTranslationUnit())
+ if (ND->getDeclContext()->isTranslationUnit())
mangleUnqualifiedName(ND);
else if (isStdNamespace(ND->getDeclContext())) {
Out << "St";
@@ -298,8 +297,8 @@ void CXXNameMangler::mangleThunk(const FunctionDecl *FD, int64_t nv,
void CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND) {
// <unqualified-name> ::= <operator-name>
- // ::= <ctor-dtor-name>
- // ::= <source-name>
+ // ::= <ctor-dtor-name>
+ // ::= <source-name>
DeclarationName Name = ND->getDeclName();
switch (Name.getNameKind()) {
case DeclarationName::Identifier:
@@ -335,7 +334,7 @@ void CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND) {
break;
case DeclarationName::CXXConversionFunctionName:
- // <operator-name> ::= cv <type> # (cast)
+ // <operator-name> ::= cv <type> # (cast)
Out << "cv";
mangleType(Context.getCanonicalType(Name.getCXXNameType()));
break;
@@ -349,9 +348,9 @@ void CXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND) {
assert(false && "Can't mangle a using directive name!");
break;
}
-
+
if (const FunctionDecl *Function = dyn_cast<FunctionDecl>(ND)) {
- if (const TemplateArgumentList *TemplateArgs
+ if (const TemplateArgumentList *TemplateArgs
= Function->getTemplateSpecializationArgs())
mangleTemplateArgumentList(*TemplateArgs);
}
@@ -379,7 +378,7 @@ void CXXNameMangler::mangleNestedName(const NamedDecl *ND) {
void CXXNameMangler::mangleLocalName(const NamedDecl *ND) {
// <local-name> := Z <function encoding> E <entity name> [<discriminator>]
// := Z <function encoding> E s [<discriminator>]
- // <discriminator> := _ <non-negative number>
+ // <discriminator> := _ <non-negative number>
Out << 'Z';
mangleFunctionEncoding(cast<FunctionDecl>(ND->getDeclContext()));
Out << 'E';
@@ -399,7 +398,7 @@ void CXXNameMangler::manglePrefix(const DeclContext *DC) {
if (const NamespaceDecl *Namespace = dyn_cast<NamespaceDecl>(DC))
mangleSourceName(Namespace->getIdentifier());
else if (const RecordDecl *Record = dyn_cast<RecordDecl>(DC)) {
- if (const ClassTemplateSpecializationDecl *D =
+ if (const ClassTemplateSpecializationDecl *D =
dyn_cast<ClassTemplateSpecializationDecl>(Record)) {
mangleType(QualType(D->getTypeForDecl(), 0));
} else
@@ -407,7 +406,7 @@ void CXXNameMangler::manglePrefix(const DeclContext *DC) {
}
}
-void
+void
CXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity) {
switch (OO) {
// <operator-name> ::= nw # new
@@ -503,13 +502,13 @@ CXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, unsigned Arity) {
case OO_None:
case OO_Conditional:
case NUM_OVERLOADED_OPERATORS:
- assert(false && "Not an overloaded operator");
+ assert(false && "Not an overloaded operator");
break;
}
}
void CXXNameMangler::mangleCVQualifiers(unsigned Quals) {
- // <CV-qualifiers> ::= [r] [V] [K] # restrict (C99), volatile, const
+ // <CV-qualifiers> ::= [r] [V] [K] # restrict (C99), volatile, const
if (Quals & QualType::Restrict)
Out << 'r';
if (Quals & QualType::Volatile)
@@ -595,7 +594,7 @@ void CXXNameMangler::mangleType(const BuiltinType *T) {
case BuiltinType::Overload:
case BuiltinType::Dependent:
- assert(false &&
+ assert(false &&
"Overloaded and dependent types shouldn't get to name mangling");
break;
case BuiltinType::UndeducedAuto:
@@ -631,9 +630,9 @@ void CXXNameMangler::mangleBareFunctionType(const FunctionType *T,
Out << 'v';
return;
}
-
+
for (FunctionProtoType::arg_type_iterator Arg = Proto->arg_type_begin(),
- ArgEnd = Proto->arg_type_end();
+ ArgEnd = Proto->arg_type_end();
Arg != ArgEnd; ++Arg)
mangleType(*Arg);
@@ -643,7 +642,7 @@ void CXXNameMangler::mangleBareFunctionType(const FunctionType *T,
}
// <type> ::= <class-enum-type>
-// <class-enum-type> ::= <name>
+// <class-enum-type> ::= <name>
void CXXNameMangler::mangleType(const EnumType *T) {
mangleType(static_cast<const TagType*>(T));
}
@@ -655,9 +654,9 @@ void CXXNameMangler::mangleType(const TagType *T) {
mangleName(T->getDecl()->getTypedefForAnonDecl());
else
mangleName(T->getDecl());
-
+
// If this is a class template specialization, mangle the template arguments.
- if (ClassTemplateSpecializationDecl *Spec
+ if (ClassTemplateSpecializationDecl *Spec
= dyn_cast<ClassTemplateSpecializationDecl>(T->getDecl()))
mangleTemplateArgumentList(Spec->getTemplateArgs());
}
@@ -695,7 +694,7 @@ void CXXNameMangler::mangleType(const MemberPointerType *T) {
if (const FunctionProtoType *FPT = dyn_cast<FunctionProtoType>(PointeeType)) {
mangleCVQualifiers(FPT->getTypeQuals());
mangleType(FPT);
- } else
+ } else
mangleType(PointeeType);
}
@@ -825,18 +824,18 @@ void CXXNameMangler::mangleCXXDtorType(CXXDtorType T) {
void CXXNameMangler::mangleTemplateArgumentList(const TemplateArgumentList &L) {
// <template-args> ::= I <template-arg>+ E
Out << "I";
-
+
for (unsigned i = 0, e = L.size(); i != e; ++i) {
const TemplateArgument &A = L[i];
-
+
mangleTemplateArgument(A);
}
-
+
Out << "E";
}
void CXXNameMangler::mangleTemplateArgument(const TemplateArgument &A) {
- // <template-arg> ::= <type> # type or template
+ // <template-arg> ::= <type> # type or template
// ::= X <expression> E # expression
// ::= <expr-primary> # simple expressions
// ::= I <template-arg>* E # argument pack
@@ -851,9 +850,9 @@ void CXXNameMangler::mangleTemplateArgument(const TemplateArgument &A) {
// <expr-primary> ::= L <type> <value number> E # integer literal
Out << 'L';
-
+
mangleType(A.getIntegralType());
-
+
const llvm::APSInt *Integral = A.getAsIntegral();
if (A.getIntegralType()->isBooleanType()) {
// Boolean values are encoded as 0/1.
@@ -863,7 +862,7 @@ void CXXNameMangler::mangleTemplateArgument(const TemplateArgument &A) {
Out << 'n';
Integral->abs().print(Out, false);
}
-
+
Out << 'E';
break;
}
@@ -878,21 +877,21 @@ namespace clang {
/// and this routine will return false. In this case, the caller should just
/// emit the identifier of the declaration (\c D->getIdentifier()) as its
/// name.
- bool mangleName(const NamedDecl *D, ASTContext &Context,
+ bool mangleName(const NamedDecl *D, ASTContext &Context,
llvm::raw_ostream &os) {
assert(!isa<CXXConstructorDecl>(D) &&
"Use mangleCXXCtor for constructor decls!");
assert(!isa<CXXDestructorDecl>(D) &&
"Use mangleCXXDtor for destructor decls!");
-
+
CXXNameMangler Mangler(Context, os);
if (!Mangler.mangle(D))
return false;
-
+
os.flush();
return true;
}
-
+
/// \brief Mangles the a thunk with the offset n for the declaration D and
/// emits that name to the given output stream.
void mangleThunk(const FunctionDecl *FD, int64_t nv, int64_t v,
@@ -902,12 +901,12 @@ namespace clang {
"Use mangleCXXCtor for constructor decls!");
assert(!isa<CXXDestructorDecl>(FD) &&
"Use mangleCXXDtor for destructor decls!");
-
+
CXXNameMangler Mangler(Context, os);
Mangler.mangleThunk(FD, nv, v);
os.flush();
}
-
+
/// \brief Mangles the a covariant thunk for the declaration D and emits that
/// name to the given output stream.
void mangleCovariantThunk(const FunctionDecl *FD, int64_t nv_t, int64_t v_t,
@@ -918,12 +917,12 @@ namespace clang {
"Use mangleCXXCtor for constructor decls!");
assert(!isa<CXXDestructorDecl>(FD) &&
"Use mangleCXXDtor for destructor decls!");
-
+
CXXNameMangler Mangler(Context, os);
Mangler.mangleCovariantThunk(FD, nv_t, v_t, nv_r, v_r);
os.flush();
}
-
+
/// mangleGuardVariable - Returns the mangled name for a guard variable
/// for the passed in VarDecl.
void mangleGuardVariable(const VarDecl *D, ASTContext &Context,
@@ -933,20 +932,20 @@ namespace clang {
os.flush();
}
-
+
void mangleCXXCtor(const CXXConstructorDecl *D, CXXCtorType Type,
ASTContext &Context, llvm::raw_ostream &os) {
CXXNameMangler Mangler(Context, os);
Mangler.mangleCXXCtor(D, Type);
-
+
os.flush();
}
-
+
void mangleCXXDtor(const CXXDestructorDecl *D, CXXDtorType Type,
ASTContext &Context, llvm::raw_ostream &os) {
CXXNameMangler Mangler(Context, os);
Mangler.mangleCXXDtor(D, Type);
-
+
os.flush();
}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-04-29 09:13:56 +0000