[llvm-commits] [llvm] r102558 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

[Devang Patel]

Author: dpatel
Date: Wed Apr 28 18:24:13 2010
New Revision: 102558

URL: http://llvm.org/viewvc/llvm-project?rev=102558&view=rev
Log:
tidy up.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp?rev=102558&r1=102557&r2=102558&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp Wed Apr 28 18:24:13 2010
@@ -3814,14 +3814,8 @@
 
     MDNode *Variable = DI.getVariable();
     // Parameters are handled specially.
-    bool isParameter = false;
-    ConstantInt *CI = dyn_cast_or_null<ConstantInt>(Variable->getOperand(0));
-    if (CI) {
-      unsigned Val = CI->getZExtValue();
-      unsigned Tag = Val & ~LLVMDebugVersionMask;
-      if (Tag == dwarf::DW_TAG_arg_variable)
-        isParameter = true;
-    }
+    bool isParameter = 
+      DIVariable(Variable).getTag() == dwarf::DW_TAG_arg_variable;
     const Value *Address = DI.getAddress();
     if (!Address)
       return 0;