Add a pointer to the owning LLVMContext to Module. This requires threading LLVMContext through a lot

of the bitcode reader and ASM parser APIs, as well as supporting it in all of the tools.

Patches for Clang and LLVM-GCC to follow.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74614 91177308-0d34-0410-b5e6-96231b3b80d8

tools/bugpoint/BugDriver.h

@@ -30,6 +30,7 @@ class Function;
 class BasicBlock;
 class AbstractInterpreter;
 class Instruction;
+class LLVMContext;
 
 class DebugCrashes;
 
@@ -42,6 +43,7 @@ extern bool DisableSimplifyCFG;
 extern bool BugpointIsInterrupted;
 
 class BugDriver {
+  LLVMContext* Context;
   const std::string ToolName;  // Name of bugpoint
   std::string ReferenceOutputFile; // Name of `good' output file
   Module *Program;             // The raw program, linked together
@@ -60,10 +62,12 @@ class BugDriver {
 
 public:
   BugDriver(const char *toolname, bool as_child, bool find_bugs,
-            unsigned timeout, unsigned memlimit);
+            unsigned timeout, unsigned memlimit, LLVMContext* ctxt);
 
   const std::string &getToolName() const { return ToolName; }
 
+  LLVMContext* getContext() { return Context; }
+
   // Set up methods... these methods are used to copy information about the
   // command line arguments into instance variables of BugDriver.
   //
@@ -290,7 +294,7 @@ private:
 /// ParseInputFile - Given a bitcode or assembly input filename, parse and
 /// return it, or return null if not possible.
 ///
-Module *ParseInputFile(const std::string &InputFilename);
+Module *ParseInputFile(const std::string &InputFilename, LLVMContext* ctxt);
 
 
 /// getPassesString - Turn a list of passes into a string which indicates the