Fix build with LLVM 2.9.

llvmutil.cpp

@@ -1443,7 +1443,10 @@ lExtractFirstVectorElement(llvm::Value *v, llvm::Instruction *insertBefore,
         llvm::Instruction *phiInsertPos = phi->getParent()->begin();
         llvm::PHINode *scalarPhi = 
             llvm::PHINode::Create(vt->getElementType(), 
-                                  phi->getNumIncomingValues(), newName,
+#ifndef LLVM_2_9
+                                  phi->getNumIncomingValues(), 
+#endif // !LLVM_2_9
+                                  newName,
                                   phiInsertPos);
         phiMap[phi] = scalarPhi;
 

opt.cpp

@@ -1130,7 +1130,11 @@ lExtractFromInserts(llvm::Value *v, unsigned int index) {
         return NULL;
 
     Assert(iv->hasIndices() && iv->getNumIndices() == 1);
+#ifdef LLVM_2_9
+    if (*(iv->idx_begin()) == index)
+#else
     if (iv->getIndices()[0] == index)
+#endif
         return iv->getInsertedValueOperand();
     else
         return lExtractFromInserts(iv->getAggregateOperand(), index);
@@ -1260,7 +1264,11 @@ lGetBasePtrAndOffsets(llvm::Value *ptrs, llvm::Value **offsets,
     llvm::ExtractValueInst *ev = llvm::dyn_cast<llvm::ExtractValueInst>(ptrs);
     if (ev != NULL) {
         Assert(ev->getNumIndices() == 1);
+#ifdef LLVM_2_9
+        int index = *(ev->idx_begin());
+#else
         int index = ev->getIndices()[0];
+#endif
         ptrs = lExtractFromInserts(ev->getAggregateOperand(), index);
         if (ptrs != NULL)
             return lGetBasePtrAndOffsets(ptrs, offsets, insertBefore);