[llvm-commits] [llvm] r95798 - in /llvm/trunk: include/llvm/Assembly/AsmAnnotationWriter.h lib/VMCore/AsmWriter.cpp

[Dan Gohman]

Author: djg
Date: Wed Feb 10 14:41:46 2010
New Revision: 95798

URL: http://llvm.org/viewvc/llvm-project?rev=95798&view=rev
Log:
Add a hook to AssemblyAnnotationWriter to allow custom info comments
to be printed, in place of the familiar "uses=" comments.

Modified:
    llvm/trunk/include/llvm/Assembly/AsmAnnotationWriter.h
    llvm/trunk/lib/VMCore/AsmWriter.cpp

Modified: llvm/trunk/include/llvm/Assembly/AsmAnnotationWriter.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Assembly/AsmAnnotationWriter.h?rev=95798&r1=95797&r2=95798&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Assembly/AsmAnnotationWriter.h (original)
+++ llvm/trunk/include/llvm/Assembly/AsmAnnotationWriter.h Wed Feb 10 14:41:46 2010
@@ -23,6 +23,7 @@
 class BasicBlock;
 class Instruction;
 class raw_ostream;
+class formatted_raw_ostream;
 
 class AssemblyAnnotationWriter {
 public:
@@ -46,6 +47,10 @@
   /// emitInstructionAnnot - This may be implemented to emit a string right
   /// before an instruction is emitted.
   virtual void emitInstructionAnnot(const Instruction *I, raw_ostream &OS) {}
+
+  /// printInfoComment - This may be implemented to emit a comment to the
+  /// right of an instruction or global value.
+  virtual void printInfoComment(const Value &V, formatted_raw_ostream &OS) {}
 };
 
 } // End llvm namespace

Modified: llvm/trunk/lib/VMCore/AsmWriter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/VMCore/AsmWriter.cpp?rev=95798&r1=95797&r2=95798&view=diff

==============================================================================
--- llvm/trunk/lib/VMCore/AsmWriter.cpp (original)
+++ llvm/trunk/lib/VMCore/AsmWriter.cpp Wed Feb 10 14:41:46 2010
@@ -1694,6 +1694,11 @@
 /// which slot it occupies.
 ///
 void AssemblyWriter::printInfoComment(const Value &V) {
+  if (AnnotationWriter) {
+    AnnotationWriter->printInfoComment(V, Out);
+    return;
+  }
+
   if (V.getType()->isVoidTy()) return;
   
   Out.PadToColumn(50);