[llvm-commits] [llvm] r94010 - /llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp

[Chris Lattner]

Author: lattner
Date: Wed Jan 20 11:57:50 2010
New Revision: 94010

URL: http://llvm.org/viewvc/llvm-project?rev=94010&view=rev
Log:
don't send null pointers through the constantexpr codepath unneededly.

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

Modified: llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp?rev=94010&r1=94009&r2=94010&view=diff

==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/AsmPrinter.cpp Wed Jan 20 11:57:50 2010
@@ -1247,6 +1247,12 @@
   if (const ConstantVector *V = dyn_cast<ConstantVector>(CV))
     return EmitGlobalConstantVector(V, AddrSpace, *this);
 
+  if (isa<ConstantPointerNull>(CV)) {
+    unsigned Size = TM.getTargetData()->getTypeAllocSize(CV->getType());
+    OutStreamer.EmitIntValue(0, Size, AddrSpace);
+    return;
+  }
+  
   // Otherwise, it must be a ConstantExpr.  Emit the data directive, then emit
   // the expression value.
   switch (TM.getTargetData()->getTypeAllocSize(CV->getType())) {