Add SourceMgr to MCContext for backend diagnostics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149090 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/MC/MCContext.h b/include/llvm/MC/MCContext.h
index 90f61f5ccb0bc7f32e2821b6b17d7abaf29c1513..a1da8c5381b7695816f95c404ec040132e39393e 100644 (file)
--- a/include/llvm/MC/MCContext.h
+++ b/include/llvm/MC/MCContext.h
@@ -43,6 +43,8 @@ namespace llvm {
   public:
     typedef StringMap<MCSymbol*, BumpPtrAllocator&> SymbolTable;
   private:
+    /// The SourceMgr for this object, if any.
+    const SourceMgr *SrcMgr;
 
     /// The MCAsmInfo for this target.
     const MCAsmInfo &MAI;
@@ -137,9 +139,11 @@ namespace llvm {
 
   public:
     explicit MCContext(const MCAsmInfo &MAI, const MCRegisterInfo &MRI,
-                       const MCObjectFileInfo *MOFI);
+                       const MCObjectFileInfo *MOFI, const SourceMgr *Mgr = 0);
     ~MCContext();
 
+    const SourceMgr *getSourceManager() const { return SrcMgr; }
+
     const MCAsmInfo &getAsmInfo() const { return MAI; }
 
     const MCRegisterInfo &getRegisterInfo() const { return MRI; }

diff --git a/lib/MC/MCContext.cpp b/lib/MC/MCContext.cpp
index a1a01e3bad8037ead8678f97c8d05fe8314823ee..e22a5ab1d9fe4ef1c59447d1baa121a79fde9dca 100644 (file)
--- a/lib/MC/MCContext.cpp
+++ b/lib/MC/MCContext.cpp
@@ -28,8 +28,8 @@ typedef StringMap<const MCSectionCOFF*> COFFUniqueMapTy;
 
 
 MCContext::MCContext(const MCAsmInfo &mai, const MCRegisterInfo &mri,
-                     const MCObjectFileInfo *mofi) :
-  MAI(mai), MRI(mri), MOFI(mofi),
+                     const MCObjectFileInfo *mofi, const SourceMgr *mgr) :
+  SrcMgr(mgr), MAI(mai), MRI(mri), MOFI(mofi),
   Allocator(), Symbols(Allocator), UsedNames(Allocator),
   NextUniqueID(0),
   CurrentDwarfLoc(0,0,0,DWARF2_FLAG_IS_STMT,0,0),