[llvm-commits] [llvm] r102518 - /llvm/trunk/lib/CodeGen/MachineInstr.cpp

[Evan Cheng]

Author: evancheng
Date: Wed Apr 28 15:03:13 2010
New Revision: 102518

URL: http://llvm.org/viewvc/llvm-project?rev=102518&view=rev
Log:
Pretty print DBG_VALUE machine instructions.
Before:
DBG_VALUE %RSI, 0, !-1; dbg:SimpleRegisterCoalescing.cpp:2707
Now:
DBG_VALUE %RSI, 0, !"this"; dbg:SimpleRegisterCoalescing.cpp:2707

Modified:
    llvm/trunk/lib/CodeGen/MachineInstr.cpp

Modified: llvm/trunk/lib/CodeGen/MachineInstr.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/MachineInstr.cpp?rev=102518&r1=102517&r2=102518&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/MachineInstr.cpp (original)
+++ llvm/trunk/lib/CodeGen/MachineInstr.cpp Wed Apr 28 15:03:13 2010
@@ -1187,7 +1187,15 @@
       if (TOI.isOptionalDef())
         OS << "opt:";
     }
-    MO.print(OS, TM);
+    if (isDebugValue() && MO.isMetadata()) {
+      // Pretty print DBG_VALUE instructions.
+      const MDNode *MD = MO.getMetadata();
+      if (const MDString *MDS = dyn_cast<MDString>(MD->getOperand(2)))
+        OS << "!\"" << MDS->getString() << '\"';
+      else
+        MO.print(OS, TM);
+    } else
+      MO.print(OS, TM);
   }
 
   // Briefly indicate whether any call clobbers were omitted.