[llvm-commits] [llvm] r65593 - /llvm/trunk/include/llvm/Analysis/LoopInfo.h

[Dan Gohman]

Author: djg
Date: Thu Feb 26 18:05:54 2009
New Revision: 65593

URL: http://llvm.org/viewvc/llvm-project?rev=65593&view=rev
Log:
Make LoopInfo::print() identify header, exit, and latch blocks,
and print the loop depth.

Modified:
    llvm/trunk/include/llvm/Analysis/LoopInfo.h

Modified: llvm/trunk/include/llvm/Analysis/LoopInfo.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Analysis/LoopInfo.h?rev=65593&r1=65592&r2=65593&view=diff

==============================================================================
--- llvm/trunk/include/llvm/Analysis/LoopInfo.h (original)
+++ llvm/trunk/include/llvm/Analysis/LoopInfo.h Thu Feb 26 18:05:54 2009
@@ -592,11 +592,16 @@
   }
 
   void print(std::ostream &OS, unsigned Depth = 0) const {
-    OS << std::string(Depth*2, ' ') << "Loop Containing: ";
+    OS << std::string(Depth*2, ' ') << "Loop at depth " << getLoopDepth()
+       << " containing: ";
 
     for (unsigned i = 0; i < getBlocks().size(); ++i) {
       if (i) OS << ",";
-      WriteAsOperand(OS, getBlocks()[i], false);
+      BlockT *BB = getBlocks()[i];
+      WriteAsOperand(OS, BB, false);
+      if (BB == getHeader())    OS << "<header>";
+      if (BB == getLoopLatch()) OS << "<latch>";
+      if (isLoopExit(BB))       OS << "<exit>";
     }
     OS << "\n";