Recently changed getelementptr to use 'long' indexes for sequential types

instead of uints.  This adds a translation scheme to be backwards compatible
with old .ll files.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3679 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/AsmParser/llvmAsmParser.y b/lib/AsmParser/llvmAsmParser.y
index ee74367d815969f3ee7f13997c6d412024cb1af9..34929c0bbfb9c44e787835b88a1f500b3152e646 100644 (file)
--- a/lib/AsmParser/llvmAsmParser.y
+++ b/lib/AsmParser/llvmAsmParser.y
@@ -1705,6 +1705,16 @@ MemoryInst : MALLOC Types {
     delete $4; delete $6;
   }
   | GETELEMENTPTR Types ValueRef IndexList {
+    for (unsigned i = 0, e = $4->size(); i != e; ++i) {
+      if ((*$4)[i]->getType() == Type::UIntTy) {
+        std::cerr << "WARNING: Use of uint type indexes to getelementptr "
+                  << "instruction: replacing with casts to long type.\n";
+        Instruction *I = new CastInst((*$4)[i], Type::LongTy);
+        CurBB->getInstList().push_back(I);
+        (*$4)[i] = I;
+      }
+    }
+
     if (!isa<PointerType>($2->get()))
       ThrowException("getelementptr insn requires pointer operand!");
     if (!GetElementPtrInst::getIndexedType(*$2, *$4, true))