[ARM] Make the frame lowering code ready for shrink-wrapping.

[oota-llvm.git] / lib / Target / TargetLoweringObjectFile.cpp

diff --git a/lib/Target/TargetLoweringObjectFile.cpp b/lib/Target/TargetLoweringObjectFile.cpp
index a184b92d3c9f31b306033663f04a58f747163e98..856d92dcede47dd769fbeb119caeba380b99c59f 100644 (file)
--- a/lib/Target/TargetLoweringObjectFile.cpp
+++ b/lib/Target/TargetLoweringObjectFile.cpp
@@ -43,9 +43,8 @@ using namespace llvm;
 void TargetLoweringObjectFile::Initialize(MCContext &ctx,
                                           const TargetMachine &TM) {
   Ctx = &ctx;
-  DL = TM.getDataLayout();
-  InitMCObjectFileInfo(TM.getTargetTriple(),
-                       TM.getRelocationModel(), TM.getCodeModel(), *Ctx);
+  InitMCObjectFileInfo(TM.getTargetTriple(), TM.getRelocationModel(),
+                       TM.getCodeModel(), *Ctx);
 }
 
 TargetLoweringObjectFile::~TargetLoweringObjectFile() {
@@ -107,7 +106,7 @@ MCSymbol *TargetLoweringObjectFile::getSymbolWithGlobalValueBase(
   assert(!Suffix.empty());
 
   SmallString<60> NameStr;
-  NameStr += DL->getPrivateGlobalPrefix();
+  NameStr += GV->getParent()->getDataLayout().getPrivateGlobalPrefix();
   TM.getNameWithPrefix(NameStr, GV, Mang);
   NameStr.append(Suffix.begin(), Suffix.end());
   return Ctx->getOrCreateSymbol(NameStr);
@@ -120,7 +119,7 @@ MCSymbol *TargetLoweringObjectFile::getCFIPersonalitySymbol(
 }
 
 void TargetLoweringObjectFile::emitPersonalityValue(MCStreamer &Streamer,
-                                                    const TargetMachine &TM,
+                                                    const DataLayout &,
                                                     const MCSymbol *Sym) const {
 }
 
@@ -200,7 +199,7 @@ SectionKind TargetLoweringObjectFile::getKindForGlobal(const GlobalValue *GV,
       // 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 (GV->getParent()->getDataLayout().getTypeAllocSize(C->getType())) {
       case 4:  return SectionKind::getMergeableConst4();
       case 8:  return SectionKind::getMergeableConst8();
       case 16: return SectionKind::getMergeableConst16();
@@ -273,7 +272,8 @@ TargetLoweringObjectFile::SectionForGlobal(const GlobalValue *GV,
 
 MCSection *TargetLoweringObjectFile::getSectionForJumpTable(
     const Function &F, Mangler &Mang, const TargetMachine &TM) const {
-  return getSectionForConstant(SectionKind::getReadOnly(), /*C=*/nullptr);
+  return getSectionForConstant(F.getParent()->getDataLayout(),
+                               SectionKind::getReadOnly(), /*C=*/nullptr);
 }
 
 bool TargetLoweringObjectFile::shouldPutJumpTableInFunctionSection(
@@ -296,9 +296,8 @@ bool TargetLoweringObjectFile::shouldPutJumpTableInFunctionSection(
 
 /// Given a mergable constant with the specified size and relocation
 /// information, return a section that it should be placed in.
-MCSection *
-TargetLoweringObjectFile::getSectionForConstant(SectionKind Kind,
-                                                const Constant *C) const {
+MCSection *TargetLoweringObjectFile::getSectionForConstant(
+    const DataLayout &DL, SectionKind Kind, const Constant *C) const {
   if (Kind.isReadOnly() && ReadOnlySection != nullptr)
     return ReadOnlySection;
 
@@ -313,7 +312,7 @@ const MCExpr *TargetLoweringObjectFile::getTTypeGlobalReference(
     const TargetMachine &TM, MachineModuleInfo *MMI,
     MCStreamer &Streamer) const {
   const MCSymbolRefExpr *Ref =
-      MCSymbolRefExpr::Create(TM.getSymbol(GV, Mang), getContext());
+      MCSymbolRefExpr::create(TM.getSymbol(GV, Mang), getContext());
 
   return getTTypeReference(Ref, Encoding, Streamer);
 }
@@ -332,8 +331,8 @@ getTTypeReference(const MCSymbolRefExpr *Sym, unsigned Encoding,
     // .-foo addressing.
     MCSymbol *PCSym = getContext().createTempSymbol();
     Streamer.EmitLabel(PCSym);
-    const MCExpr *PC = MCSymbolRefExpr::Create(PCSym, getContext());
-    return MCBinaryExpr::CreateSub(Sym, PC, getContext());
+    const MCExpr *PC = MCSymbolRefExpr::create(PCSym, getContext());
+    return MCBinaryExpr::createSub(Sym, PC, getContext());
   }
   }
 }
@@ -341,7 +340,7 @@ getTTypeReference(const MCSymbolRefExpr *Sym, unsigned Encoding,
 const MCExpr *TargetLoweringObjectFile::getDebugThreadLocalSymbol(const MCSymbol *Sym) const {
   // FIXME: It's not clear what, if any, default this should have - perhaps a
   // null return could mean 'no location' & we should just do that here.
-  return MCSymbolRefExpr::Create(Sym, *Ctx);
+  return MCSymbolRefExpr::create(Sym, *Ctx);
 }
 
 void TargetLoweringObjectFile::getNameWithPrefix(