Move a few more APIs back to 2.5 forms.  The only remaining ones left to change back are
metadata related, which I'm waiting on to avoid conflicting with Devang.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77721 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp
index a01f2d0..de519e4 100644
--- a/lib/Target/X86/X86FastISel.cpp
+++ b/lib/Target/X86/X86FastISel.cpp
@@ -272,7 +272,7 @@
                                    const X86AddressMode &AM) {
   // Handle 'null' like i32/i64 0.
   if (isa<ConstantPointerNull>(Val))
-    Val = Val->getContext().getNullValue(TD.getIntPtrType());
+    Val = Constant::getNullValue(TD.getIntPtrType());
   
   // If this is a store of a simple constant, fold the constant into the store.
   if (ConstantInt *CI = dyn_cast<ConstantInt>(Val)) {
@@ -672,7 +672,7 @@
   
   // Handle 'null' like i32/i64 0.
   if (isa<ConstantPointerNull>(Op1))
-    Op1 = Op0->getContext().getNullValue(TD.getIntPtrType());
+    Op1 = Constant::getNullValue(TD.getIntPtrType());
   
   // We have two options: compare with register or immediate.  If the RHS of
   // the compare is an immediate that we can fold into this compare, use