rearrange MCContext ownership.  Before LLVMTargetMachine created it 
and passing off ownership to AsmPrinter.  Now MachineModuleInfo
creates it and owns it by value.  This allows us to use MCSymbols
more consistently throughout the rest of the code generator, and
simplifies a bit of code.  This also allows MachineFunction to 
keep an MCContext reference handy, and cleans up the TargetRegistry
interfaces for AsmPrinters.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98450 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
index 7b9b989..39ab3e2 100644
--- a/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
@@ -61,9 +61,8 @@
     uint64_t LabelID;
   public:
     explicit PPCAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
-                           MCContext &Ctx, MCStreamer &Streamer,
-                           const MCAsmInfo *T)
-      : AsmPrinter(O, TM, Ctx, Streamer, T),
+                           MCStreamer &Streamer)
+      : AsmPrinter(O, TM, Streamer),
         Subtarget(TM.getSubtarget<PPCSubtarget>()), LabelID(0) {}
 
     virtual const char *getPassName() const {
@@ -324,9 +323,8 @@
   class PPCLinuxAsmPrinter : public PPCAsmPrinter {
   public:
     explicit PPCLinuxAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
-                                MCContext &Ctx, MCStreamer &Streamer,
-                                const MCAsmInfo *T)
-      : PPCAsmPrinter(O, TM, Ctx, Streamer, T) {}
+                                MCStreamer &Streamer)
+      : PPCAsmPrinter(O, TM, Streamer) {}
 
     virtual const char *getPassName() const {
       return "Linux PPC Assembly Printer";
@@ -350,9 +348,8 @@
     formatted_raw_ostream &OS;
   public:
     explicit PPCDarwinAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
-                                 MCContext &Ctx, MCStreamer &Streamer,
-                                 const MCAsmInfo *T)
-      : PPCAsmPrinter(O, TM, Ctx, Streamer, T), OS(O) {}
+                                 MCStreamer &Streamer)
+      : PPCAsmPrinter(O, TM, Streamer), OS(O) {}
 
     virtual const char *getPassName() const {
       return "Darwin PPC Assembly Printer";
@@ -858,13 +855,12 @@
 ///
 static AsmPrinter *createPPCAsmPrinterPass(formatted_raw_ostream &o,
                                            TargetMachine &tm,
-                                           MCContext &Ctx, MCStreamer &Streamer,
-                                           const MCAsmInfo *tai) {
+                                           MCStreamer &Streamer) {
   const PPCSubtarget *Subtarget = &tm.getSubtarget<PPCSubtarget>();
 
   if (Subtarget->isDarwin())
-    return new PPCDarwinAsmPrinter(o, tm, Ctx, Streamer, tai);
-  return new PPCLinuxAsmPrinter(o, tm, Ctx, Streamer, tai);
+    return new PPCDarwinAsmPrinter(o, tm, Streamer);
+  return new PPCLinuxAsmPrinter(o, tm, Streamer);
 }
 
 // Force static initialization.