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move getNameWithPrefix and getSymbol to TargetMachine.

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TargetLoweringBase is implemented in CodeGen, so before this patch we had
a dependency fom Target to CodeGen. This would show up as a link failure of
llvm-stress when building with -DBUILD_SHARED_LIBS=ON.

This fixes pr18900.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201711 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-02-19 20:30:41 +00:00
parent 737c9f6005
commit b4aaffffd3
14 changed files with 60 additions and 56 deletions
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30
lib/Target/TargetMachine.cpp
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@@ -17,9 +17,14 @@
#include "llvm/IR/GlobalAlias.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/Mangler.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCCodeGenInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/SectionKind.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
using namespace llvm;
//---------------------------------------------------------------------------
@@ -192,3 +197,28 @@ void TargetMachine::setFunctionSections(bool V) {
void TargetMachine::setDataSections(bool V) {
DataSections = V;
}
void TargetMachine::getNameWithPrefix(SmallVectorImpl<char> &Name,
const GlobalValue *GV, Mangler &Mang,
bool MayAlwaysUsePrivate) const {
if (MayAlwaysUsePrivate || !GV->hasPrivateLinkage()) {
// Simple case: If GV is not private, it is not important to find out if
// private labels are legal in this case or not.
Mang.getNameWithPrefix(Name, GV, false);
return;
}
SectionKind GVKind = TargetLoweringObjectFile::getKindForGlobal(GV, *this);
const TargetLoweringObjectFile &TLOF =
getTargetLowering()->getObjFileLowering();
const MCSection *TheSection = TLOF.SectionForGlobal(GV, GVKind, Mang, *this);
bool CannotUsePrivateLabel = TLOF.isSectionAtomizableBySymbols(*TheSection);
Mang.getNameWithPrefix(Name, GV, CannotUsePrivateLabel);
}
MCSymbol *TargetMachine::getSymbol(const GlobalValue *GV, Mangler &Mang) const {
SmallString<60> NameStr;
getNameWithPrefix(NameStr, GV, Mang);
const TargetLoweringObjectFile &TLOF =
getTargetLowering()->getObjFileLowering();
return TLOF.getContext().GetOrCreateSymbol(NameStr.str());
}