Make a provision to encode inline location in a variable. This will enable dwarf writer to easily distinguish between two instances of a inlined variable in one basic block.

llvm-svn: 135457

2 files changed, 13 insertions, 3 deletions

diff --git a/llvm/include/llvm/Analysis/DebugInfo.h b/llvm/include/llvm/Analysis/DebugInfo.h
index fbee5a6311e..77b95dbc2ee 100644
--- a/llvm/include/llvm/Analysis/DebugInfo.h
+++ b/llvm/include/llvm/Analysis/DebugInfo.h
@@ -628,7 +628,9 @@ namespace llvm {
     uint64_t getAddrElement(unsigned Idx) const {
       if (getVersion() <= llvm::LLVMDebugVersion8)
         return getUInt64Field(Idx+6);
-      return getUInt64Field(Idx+7);
+      if (getVersion() == llvm::LLVMDebugVersion9)
+        return getUInt64Field(Idx+7);
+      return getUInt64Field(Idx+8);
     }
 
     /// isBlockByrefVariable - Return true if the variable was declared as
@@ -716,6 +718,13 @@ namespace llvm {
   /// suitable to hold function specific information.
   NamedMDNode *getFnSpecificMDNode(const Module &M, StringRef Name);
 
+  /// createInlinedVariable - Create a new inlined variable based on current
+  /// variable.
+  /// @param DV            Current Variable.
+  /// @param InlinedScope  Location at current variable is inlined.
+  DIVariable createInlinedVariable(MDNode *DV, MDNode *InlinedScope,
+                                   LLVMContext &VMContext);
+
   class DebugInfoFinder {
   public:
     /// processModule - Process entire module and collect debug info
diff --git a/llvm/include/llvm/Support/Dwarf.h b/llvm/include/llvm/Support/Dwarf.h
index 70bac0c9fc8..3c76902c842 100644
--- a/llvm/include/llvm/Support/Dwarf.h
+++ b/llvm/include/llvm/Support/Dwarf.h
@@ -22,8 +22,9 @@ namespace llvm {
 // Debug info constants.
 
 enum {
-  LLVMDebugVersion = (9 << 16),         // Current version of debug information.
-  LLVMDebugVersion8 = (8 << 16),         // Cconstant for version 8.
+  LLVMDebugVersion = (10 << 16),        // Current version of debug information.
+  LLVMDebugVersion9 = (9 << 16),        // Constant for version 9.
+  LLVMDebugVersion8 = (8 << 16),        // Constant for version 8.
   LLVMDebugVersion7 = (7 << 16),        // Constant for version 7.
   LLVMDebugVersion6 = (6 << 16),        // Constant for version 6.
   LLVMDebugVersion5 = (5 << 16),        // Constant for version 5.