Add MCObjectFileInfo and sink the MCSections initialization code from

TargetLoweringObjectFileImpl down to MCObjectFileInfo.

TargetAsmInfo is done to one last method. It's *almost* gone!

llvm-svn: 135569

3 files changed, 14 insertions, 31 deletions

diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
index 6d6bee21792..09bcf0231ed 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.cpp
@@ -155,4 +155,3 @@ extern "C" void LLVMInitializeARMMCCodeGenInfo() {
   TargetRegistry::RegisterMCCodeGenInfo(TheARMTarget, createARMMCCodeGenInfo);
   TargetRegistry::RegisterMCCodeGenInfo(TheThumbTarget, createARMMCCodeGenInfo);
 }
-
diff --git a/llvm/lib/Target/CBackend/CBackend.cpp b/llvm/lib/Target/CBackend/CBackend.cpp
index 4ff8f848918..b772947ef48 100644
--- a/llvm/lib/Target/CBackend/CBackend.cpp
+++ b/llvm/lib/Target/CBackend/CBackend.cpp
@@ -37,6 +37,7 @@
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCInstrInfo.h"
+#include "llvm/MC/MCObjectFileInfo.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/MC/MCSubtargetInfo.h"
 #include "llvm/MC/MCSymbol.h"
@@ -92,6 +93,7 @@ namespace {
     const Module *TheModule;
     const MCAsmInfo* TAsm;
     const MCRegisterInfo *MRI;
+    const MCObjectFileInfo *MOFI;
     MCContext *TCtx;
     const TargetData* TD;
     
@@ -111,8 +113,8 @@ namespace {
     static char ID;
     explicit CWriter(formatted_raw_ostream &o)
       : FunctionPass(ID), Out(o), IL(0), Mang(0), LI(0),
-        TheModule(0), TAsm(0), MRI(0), TCtx(0), TD(0), OpaqueCounter(0),
-        NextAnonValueNumber(0) {
+        TheModule(0), TAsm(0), MRI(0), MOFI(0), TCtx(0), TD(0),
+        OpaqueCounter(0), NextAnonValueNumber(0) {
       initializeLoopInfoPass(*PassRegistry::getPassRegistry());
       FPCounter = 0;
     }
@@ -152,6 +154,7 @@ namespace {
       delete TCtx;
       delete TAsm;
       delete MRI;
+      delete MOFI;
       FPConstantMap.clear();
       ByValParams.clear();
       intrinsicPrototypesAlreadyGenerated.clear();
@@ -1673,7 +1676,7 @@ bool CWriter::doInitialization(Module &M) {
 #endif
   TAsm = new CBEMCAsmInfo();
   MRI  = new MCRegisterInfo();
-  TCtx = new MCContext(*TAsm, *MRI, NULL);
+  TCtx = new MCContext(*TAsm, *MRI, NULL, NULL);
   Mang = new Mangler(*TCtx, *TD);
 
   // Keep track of which functions are static ctors/dtors so they can have
diff --git a/llvm/lib/Target/TargetLoweringObjectFile.cpp b/llvm/lib/Target/TargetLoweringObjectFile.cpp
index 20f87448dcd..2fb744f5bf4 100644
--- a/llvm/lib/Target/TargetLoweringObjectFile.cpp
+++ b/llvm/lib/Target/TargetLoweringObjectFile.cpp
@@ -35,34 +35,15 @@ using namespace llvm;
 //                              Generic Code
 //===----------------------------------------------------------------------===//
 
-TargetLoweringObjectFile::TargetLoweringObjectFile() :
-  Ctx(0),
-  TextSection(0),
-  DataSection(0),
-  BSSSection(0),
-  ReadOnlySection(0),
-  StaticCtorSection(0),
-  StaticDtorSection(0),
-  LSDASection(0),
-  CompactUnwindSection(0),
-  DwarfAbbrevSection(0),
-  DwarfInfoSection(0),
-  DwarfLineSection(0),
-  DwarfFrameSection(0),
-  DwarfPubNamesSection(0),
-  DwarfPubTypesSection(0),
-  DwarfDebugInlineSection(0),
-  DwarfStrSection(0),
-  DwarfLocSection(0),
-  DwarfARangesSection(0),
-  DwarfRangesSection(0),
-  DwarfMacroInfoSection(0),
-  TLSExtraDataSection(0),
-  CommDirectiveSupportsAlignment(true),
-  SupportsWeakOmittedEHFrame(true), 
-  IsFunctionEHFrameSymbolPrivate(true) {
+/// Initialize - this method must be called before any actual lowering is
+/// done.  This specifies the current context for codegen, and gives the
+/// lowering implementations a chance to set up their default sections.
+void TargetLoweringObjectFile::Initialize(MCContext &ctx,
+                                          const TargetMachine &TM) {
+  Ctx = &ctx;
+  InitMCObjectFileInfo(TM.getTargetTriple(), TM.getRelocationModel(), *Ctx);
 }
-
+  
 TargetLoweringObjectFile::~TargetLoweringObjectFile() {
 }