#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalVariable.h"
+#include "llvm/IR/Mangler.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/Support/Dwarf.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
-#include "llvm/Target/Mangler.h"
+#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
+#include "llvm/Target/TargetSubtargetInfo.h"
using namespace llvm;
//===----------------------------------------------------------------------===//
void TargetLoweringObjectFile::Initialize(MCContext &ctx,
const TargetMachine &TM) {
Ctx = &ctx;
+ DL = TM.getSubtargetImpl()->getDataLayout();
InitMCObjectFileInfo(TM.getTargetTriple(),
TM.getRelocationModel(), TM.getCodeModel(), *Ctx);
}
-
+
TargetLoweringObjectFile::~TargetLoweringObjectFile() {
}
return false;
// If the global has an explicit section specified, don't put it in BSS.
- if (!GV->getSection().empty())
+ if (GV->hasSection())
return false;
// If -nozero-initialized-in-bss is specified, don't ever use BSS.
return false;
}
-/// Return the MCSymbol for the specified global value. This
-/// symbol is the main label that is the address of the global.
-MCSymbol *TargetLoweringObjectFile::getSymbol(Mangler &M,
- const GlobalValue *GV) const {
- SmallString<60> NameStr;
- M.getNameWithPrefix(NameStr, GV);
- return Ctx->GetOrCreateSymbol(NameStr.str());
-}
-
MCSymbol *TargetLoweringObjectFile::getSymbolWithGlobalValueBase(
- Mangler &M, const GlobalValue *GV, StringRef Suffix) const {
+ const GlobalValue *GV, StringRef Suffix, Mangler &Mang,
+ const TargetMachine &TM) const {
assert(!Suffix.empty());
- assert(!GV->hasPrivateLinkage());
- assert(!GV->hasLinkerPrivateLinkage());
- assert(!GV->hasLinkerPrivateWeakLinkage());
- const MCAsmInfo *MAI = Ctx->getAsmInfo();
SmallString<60> NameStr;
- NameStr += MAI->getPrivateGlobalPrefix();
- M.getNameWithPrefix(NameStr, GV);
+ NameStr += DL->getPrivateGlobalPrefix();
+ TM.getNameWithPrefix(NameStr, GV, Mang);
NameStr.append(Suffix.begin(), Suffix.end());
return Ctx->GetOrCreateSymbol(NameStr.str());
}
-MCSymbol *TargetLoweringObjectFile::
-getCFIPersonalitySymbol(const GlobalValue *GV, Mangler *Mang,
- MachineModuleInfo *MMI) const {
- return getSymbol(*Mang, GV);
+MCSymbol *TargetLoweringObjectFile::getCFIPersonalitySymbol(
+ const GlobalValue *GV, Mangler &Mang, const TargetMachine &TM,
+ MachineModuleInfo *MMI) const {
+ return TM.getSymbol(GV, Mang);
}
void TargetLoweringObjectFile::emitPersonalityValue(MCStreamer &Streamer,
// Early exit - functions should be always in text sections.
const GlobalVariable *GVar = dyn_cast<GlobalVariable>(GV);
- if (GVar == 0)
+ if (!GVar)
return SectionKind::getText();
// Handle thread-local data first.
// Otherwise, just drop it into a mergable constant section. If we have
// a section for this size, use it, otherwise use the arbitrary sized
// mergable section.
- switch (TM.getDataLayout()->getTypeAllocSize(C->getType())) {
+ switch (TM.getSubtargetImpl()->getDataLayout()->getTypeAllocSize(
+ C->getType())) {
case 4: return SectionKind::getMergeableConst4();
case 8: return SectionKind::getMergeableConst8();
case 16: return SectionKind::getMergeableConst16();
/// the specified global variable or function definition. This should not
/// be passed external (or available externally) globals.
const MCSection *TargetLoweringObjectFile::
-SectionForGlobal(const GlobalValue *GV, SectionKind Kind, Mangler *Mang,
+SectionForGlobal(const GlobalValue *GV, SectionKind Kind, Mangler &Mang,
const TargetMachine &TM) const {
// Select section name.
if (GV->hasSection())
return SelectSectionForGlobal(GV, Kind, Mang, TM);
}
+bool TargetLoweringObjectFile::isSectionAtomizableBySymbols(
+ const MCSection &Section) const {
+ return false;
+}
// Lame default implementation. Calculate the section name for global.
const MCSection *
TargetLoweringObjectFile::SelectSectionForGlobal(const GlobalValue *GV,
SectionKind Kind,
- Mangler *Mang,
+ Mangler &Mang,
const TargetMachine &TM) const{
assert(!Kind.isThreadLocal() && "Doesn't support TLS");
if (Kind.isText())
return getTextSection();
- if (Kind.isBSS() && BSSSection != 0)
+ if (Kind.isBSS() && BSSSection != nullptr)
return BSSSection;
- if (Kind.isReadOnly() && ReadOnlySection != 0)
+ if (Kind.isReadOnly() && ReadOnlySection != nullptr)
return ReadOnlySection;
return getDataSection();
/// specified size and relocation information, return a section that it
/// should be placed in.
const MCSection *
-TargetLoweringObjectFile::getSectionForConstant(SectionKind Kind) const {
- if (Kind.isReadOnly() && ReadOnlySection != 0)
+TargetLoweringObjectFile::getSectionForConstant(SectionKind Kind,
+ const Constant *C) const {
+ if (Kind.isReadOnly() && ReadOnlySection != nullptr)
return ReadOnlySection;
return DataSection;
/// getTTypeGlobalReference - Return an MCExpr to use for a
/// reference to the specified global variable from exception
/// handling information.
-const MCExpr *TargetLoweringObjectFile::
-getTTypeGlobalReference(const GlobalValue *GV, Mangler *Mang,
- MachineModuleInfo *MMI, unsigned Encoding,
- MCStreamer &Streamer) const {
+const MCExpr *TargetLoweringObjectFile::getTTypeGlobalReference(
+ const GlobalValue *GV, unsigned Encoding, Mangler &Mang,
+ const TargetMachine &TM, MachineModuleInfo *MMI,
+ MCStreamer &Streamer) const {
const MCSymbolRefExpr *Ref =
- MCSymbolRefExpr::Create(getSymbol(*Mang, GV), getContext());
+ MCSymbolRefExpr::Create(TM.getSymbol(GV, Mang), getContext());
return getTTypeReference(Ref, Encoding, Streamer);
}