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Remove unused arguments and move ManglerPrefixTy to the implementation. 

llvm-svn: 240408
This commit is contained in:
Rafael Espindola 2015-06-23 14:11:09 +00:00
parent 0b3e97874d
commit 8c5f537f18
2 changed files with 27 additions and 25 deletions
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14
llvm/include/llvm/IR/Mangler.h
View File

@ -25,14 +25,6 @@ template <typename T> class SmallVectorImpl;
class Twine;
class Mangler {
public:
enum ManglerPrefixTy {
Default, ///< Emit default string before each symbol.
Private, ///< Emit "private" prefix before each symbol.
LinkerPrivate ///< Emit "linker private" prefix before each symbol.
};
private:
/// We need to give global values the same name every time they are mangled.
/// This keeps track of the number we give to anonymous ones.
mutable DenseMap<const GlobalValue*, unsigned> AnonGlobalIDs;
@ -54,11 +46,9 @@ public:
/// Print the appropriate prefix and the specified name as the global variable
/// name. GVName must not be empty.
static void getNameWithPrefix(raw_ostream &OS, const Twine &GVName,
const DataLayout &DL,
ManglerPrefixTy PrefixTy = Mangler::Default);
const DataLayout &DL);
static void getNameWithPrefix(SmallVectorImpl<char> &OutName,
const Twine &GVName, const DataLayout &DL,
ManglerPrefixTy PrefixTy = Mangler::Default);
const Twine &GVName, const DataLayout &DL);
};
} // End llvm namespace

34
llvm/lib/IR/Mangler.cpp
View File

@ -21,8 +21,16 @@
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace {
enum ManglerPrefixTy {
Default, ///< Emit default string before each symbol.
Private, ///< Emit "private" prefix before each symbol.
LinkerPrivate ///< Emit "linker private" prefix before each symbol.
};
}
static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
Mangler::ManglerPrefixTy PrefixTy,
ManglerPrefixTy PrefixTy,
const DataLayout &DL, char Prefix) {
SmallString<256> TmpData;
StringRef Name = GVName.toStringRef(TmpData);
@ -35,9 +43,9 @@ static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
return;
}
if (PrefixTy == Mangler::Private)
if (PrefixTy == Private)
OS << DL.getPrivateGlobalPrefix();
else if (PrefixTy == Mangler::LinkerPrivate)
else if (PrefixTy == LinkerPrivate)
OS << DL.getLinkerPrivateGlobalPrefix();
if (Prefix != '\0')
@ -47,19 +55,23 @@ static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
OS << Name;
}
void Mangler::getNameWithPrefix(raw_ostream &OS, const Twine &GVName,
static void getNameWithPrefixImpl(raw_ostream &OS, const Twine &GVName,
const DataLayout &DL,
ManglerPrefixTy PrefixTy) {
char Prefix = DL.getGlobalPrefix();
return getNameWithPrefixImpl(OS, GVName, PrefixTy, DL, Prefix);
}
void Mangler::getNameWithPrefix(raw_ostream &OS, const Twine &GVName,
const DataLayout &DL) {
return getNameWithPrefixImpl(OS, GVName, DL, Default);
}
void Mangler::getNameWithPrefix(SmallVectorImpl<char> &OutName,
const Twine &GVName, const DataLayout &DL,
ManglerPrefixTy PrefixTy) {
const Twine &GVName, const DataLayout &DL) {
raw_svector_ostream OS(OutName);
char Prefix = DL.getGlobalPrefix();
return getNameWithPrefixImpl(OS, GVName, PrefixTy, DL, Prefix);
return getNameWithPrefixImpl(OS, GVName, Default, DL, Prefix);
}
static bool hasByteCountSuffix(CallingConv::ID CC) {
@ -95,12 +107,12 @@ static void addByteCountSuffix(raw_ostream &OS, const Function *F,
void Mangler::getNameWithPrefix(raw_ostream &OS, const GlobalValue *GV,
bool CannotUsePrivateLabel) const {
ManglerPrefixTy PrefixTy = Mangler::Default;
ManglerPrefixTy PrefixTy = Default;
if (GV->hasPrivateLinkage()) {
if (CannotUsePrivateLabel)
PrefixTy = Mangler::LinkerPrivate;
PrefixTy = LinkerPrivate;
else
PrefixTy = Mangler::Private;
PrefixTy = Private;
}
const DataLayout &DL = GV->getParent()->getDataLayout();
@ -112,7 +124,7 @@ void Mangler::getNameWithPrefix(raw_ostream &OS, const GlobalValue *GV,
ID = NextAnonGlobalID++;
// Must mangle the global into a unique ID.
getNameWithPrefix(OS, "__unnamed_" + Twine(ID), DL, PrefixTy);
getNameWithPrefixImpl(OS, "__unnamed_" + Twine(ID), DL, PrefixTy);
return;
}