[llvm-commits] [llvm] r137095 - in /llvm/trunk: include/llvm/Analysis/DebugInfo.h lib/Analysis/DebugInfo.cpp

[Devang Patel]

Author: dpatel
Date: Mon Aug  8 20:03:14 2011
New Revision: 137095

URL: http://llvm.org/viewvc/llvm-project?rev=137095&view=rev
Log:
Provide method to print variable's extended name which includes inline location.

Modified:
    llvm/trunk/include/llvm/Analysis/DebugInfo.h
    llvm/trunk/lib/Analysis/DebugInfo.cpp

Modified: llvm/trunk/include/llvm/Analysis/DebugInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/DebugInfo.h?rev=137095&r1=137094&r2=137095&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Analysis/DebugInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/DebugInfo.h Mon Aug  8 20:03:14 2011
@@ -615,7 +615,7 @@
     }
 
     /// getInlinedAt - If this variable is inlined then return inline location.
-    MDNode *getInlinedAt();
+    MDNode *getInlinedAt() const;
 
     /// Verify - Verify that a variable descriptor is well formed.
     bool Verify() const;
@@ -648,6 +648,8 @@
     /// print - print variable.
     void print(raw_ostream &OS) const;
 
+    void printExtendedName(raw_ostream &OS) const;
+
     /// dump - print variable to dbgs() with a newline.
     void dump() const;
   };

Modified: llvm/trunk/lib/Analysis/DebugInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Analysis/DebugInfo.cpp?rev=137095&r1=137094&r2=137095&view=diff
==============================================================================
--- llvm/trunk/lib/Analysis/DebugInfo.cpp (original)
+++ llvm/trunk/lib/Analysis/DebugInfo.cpp Mon Aug  8 20:03:14 2011
@@ -117,7 +117,7 @@
 }
 
 /// getInlinedAt - If this variable is inlined then return inline location.
-MDNode *DIVariable::getInlinedAt() {
+MDNode *DIVariable::getInlinedAt() const {
   if (getVersion() <= llvm::LLVMDebugVersion9)
     return NULL;
   return dyn_cast_or_null<MDNode>(DbgNode->getOperand(7));
@@ -674,6 +674,42 @@
   OS << "]\n";
 }
 
+static void printDebugLoc(DebugLoc DL, raw_ostream &CommentOS,
+                          const LLVMContext &Ctx) {
+  if (!DL.isUnknown()) {          // Print source line info.
+    DIScope Scope(DL.getScope(Ctx));
+    // Omit the directory, because it's likely to be long and uninteresting.
+    if (Scope.Verify())
+      CommentOS << Scope.getFilename();
+    else
+      CommentOS << "<unknown>";
+    CommentOS << ':' << DL.getLine();
+    if (DL.getCol() != 0)
+      CommentOS << ':' << DL.getCol();
+    DebugLoc InlinedAtDL = DebugLoc::getFromDILocation(DL.getInlinedAt(Ctx));
+    if (!InlinedAtDL.isUnknown()) {
+      CommentOS << " @[ ";
+      printDebugLoc(InlinedAtDL, CommentOS, Ctx);
+      CommentOS << " ]";
+    }
+  }
+}
+
+void DIVariable::printExtendedName(raw_ostream &OS) const {
+  const LLVMContext &Ctx = DbgNode->getContext();
+  StringRef Res = getName();
+  if (!Res.empty())
+    OS << Res << "," << getLineNumber();
+  if (MDNode *InlinedAt = getInlinedAt()) {
+    DebugLoc InlinedAtDL = DebugLoc::getFromDILocation(InlinedAt);
+    if (!InlinedAtDL.isUnknown()) {
+      OS << " @[";
+      printDebugLoc(InlinedAtDL, OS, Ctx);
+      OS << "]";
+    }
+  }
+}
+
 /// print - Print variable.
 void DIVariable::print(raw_ostream &OS) const {
   StringRef Res = getName();