llvm-mc: Add MCContext to MCAssembler.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80572 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/MC/MCAssembler.h b/include/llvm/MC/MCAssembler.h
index 182d2fe..adafcd6 100644
--- a/include/llvm/MC/MCAssembler.h
+++ b/include/llvm/MC/MCAssembler.h
@@ -21,6 +21,7 @@
 namespace llvm {
 class raw_ostream;
 class MCAssembler;
+class MCContext;
 class MCSection;
 class MCSectionData;
 
@@ -559,6 +560,8 @@
   MCAssembler(const MCAssembler&);    // DO NOT IMPLEMENT
   void operator=(const MCAssembler&); // DO NOT IMPLEMENT
 
+  MCContext &Context;
+
   raw_ostream &OS;
   
   iplist<MCSectionData> Sections;
@@ -584,9 +587,11 @@
   // concrete and require clients to pass in a target like object. The other
   // option is to make this abstract, and have targets provide concrete
   // implementations as we do with AsmParser.
-  MCAssembler(raw_ostream &OS);
+  MCAssembler(MCContext &_Context, raw_ostream &OS);
   ~MCAssembler();
 
+  MCContext &getContext() const { return Context; }
+
   /// Finish - Do final processing and write the object to the output stream.
   void Finish();
 
diff --git a/lib/MC/MCAssembler.cpp b/lib/MC/MCAssembler.cpp
index 0d9b540..fe3d2d1 100644
--- a/lib/MC/MCAssembler.cpp
+++ b/lib/MC/MCAssembler.cpp
@@ -940,9 +940,8 @@
 
 /* *** */
 
-MCAssembler::MCAssembler(raw_ostream &_OS)
-  : OS(_OS),
-    SubsectionsViaSymbols(false)
+MCAssembler::MCAssembler(MCContext &_Context, raw_ostream &_OS)
+  : Context(_Context), OS(_OS), SubsectionsViaSymbols(false)
 {
 }
 
diff --git a/lib/MC/MCMachOStreamer.cpp b/lib/MC/MCMachOStreamer.cpp
index 41c82b3..87ea99f 100644
--- a/lib/MC/MCMachOStreamer.cpp
+++ b/lib/MC/MCMachOStreamer.cpp
@@ -83,7 +83,7 @@
 
 public:
   MCMachOStreamer(MCContext &Context, raw_ostream &_OS, MCCodeEmitter *_Emitter)
-    : MCStreamer(Context), Assembler(_OS), Emitter(_Emitter),
+    : MCStreamer(Context), Assembler(Context, _OS), Emitter(_Emitter),
       CurSectionData(0) {}
   ~MCMachOStreamer() {}