refactor section construction in TLOF to be through an explicit
initialize method, which can be called when an MCContext is available.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77687 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index 41ad069..23e1037 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -106,7 +106,7 @@
 
 static TargetLoweringObjectFile *createTLOF(TargetMachine &TM) {
   if (TM.getSubtarget<ARMSubtarget>().isTargetDarwin())
-    return new TargetLoweringObjectFileMachO(TM);
+    return new TargetLoweringObjectFileMachO();
   return new TargetLoweringObjectFileELF(true);
 }
 
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index bfe0f6f..9b0dd1f 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -59,7 +59,7 @@
 
 static TargetLoweringObjectFile *CreateTLOF(const PPCTargetMachine &TM) {
   if (TM.getSubtargetImpl()->isDarwin())
-    return new TargetLoweringObjectFileMachO(TM);
+    return new TargetLoweringObjectFileMachO();
   return new TargetLoweringObjectFileELF(false, true);
 }
 
diff --git a/lib/Target/TargetLoweringObjectFile.cpp b/lib/Target/TargetLoweringObjectFile.cpp
index a42911d..caeac30 100644
--- a/lib/Target/TargetLoweringObjectFile.cpp
+++ b/lib/Target/TargetLoweringObjectFile.cpp
@@ -261,10 +261,8 @@
 //                                  ELF
 //===----------------------------------------------------------------------===//
 
-TargetLoweringObjectFileELF::TargetLoweringObjectFileELF(bool atIsCommentChar,
-                                                         bool HasCrazyBSS)
-  : AtIsCommentChar(atIsCommentChar) {
-    
+void TargetLoweringObjectFileELF::Initialize(MCContext &Ctx,
+                                             const TargetMachine &TM) {
   if (!HasCrazyBSS)
     BSSSection_ = getOrCreateSection("\t.bss", true, SectionKind::BSS);
   else
@@ -480,8 +478,8 @@
 //                                 MachO
 //===----------------------------------------------------------------------===//
 
-TargetLoweringObjectFileMachO::
-TargetLoweringObjectFileMachO(const TargetMachine &TM) {
+void TargetLoweringObjectFileMachO::Initialize(MCContext &Ctx,
+                                               const TargetMachine &TM) {
   TextSection = getOrCreateSection("\t.text", true, SectionKind::Text);
   DataSection = getOrCreateSection("\t.data", true, SectionKind::DataRel);
   
@@ -592,7 +590,8 @@
 //                                  COFF
 //===----------------------------------------------------------------------===//
 
-TargetLoweringObjectFileCOFF::TargetLoweringObjectFileCOFF() {
+void TargetLoweringObjectFileCOFF::Initialize(MCContext &Ctx,
+                                              const TargetMachine &TM) {
   TextSection = getOrCreateSection("\t.text", true, SectionKind::Text);
   DataSection = getOrCreateSection("\t.data", true, SectionKind::DataRel);
 }
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index bbc6ba5..70b1619 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -55,7 +55,7 @@
   switch (TM.getSubtarget<X86Subtarget>().TargetType) {
   default: llvm_unreachable("unknown subtarget type");
   case X86Subtarget::isDarwin:
-    return new TargetLoweringObjectFileMachO(TM);
+    return new TargetLoweringObjectFileMachO();
   case X86Subtarget::isELF:
     return new TargetLoweringObjectFileELF();
   case X86Subtarget::isMingw: