Jimptables working again on alpha.

As a bonus, use the GOT node instead of the AlphaISD::GOT for internal stuff.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30873 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp
index 33b6b97..9f5447f 100644
--- a/lib/CodeGen/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter.cpp
@@ -204,7 +204,7 @@
     TargetLowering *LoweringInfo = TM.getTargetLowering();
     if (LoweringInfo && LoweringInfo->usesGlobalOffsetTable()) {
       SwitchToDataSection(TAI->getJumpTableDataSection(), 0);
-      if (TD->getPointerSize() == 8)
+      if (TD->getPointerSize() == 8 && !JTEntryDirective)
         JTEntryDirective = TAI->getData64bitsDirective();
     } else {      
       // In PIC mode, we need to emit the jump table to the same section as the