ConstantPointerRef's are no longer emitted. This saves 20028 bytes in the

bytecode files when compiling 176.gcc, but more importantly will make it
easier to eliminate CPR's in the future (no new .bc revision will be
required to support them)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10884 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Bytecode/Writer/ConstantWriter.cpp b/lib/Bytecode/Writer/ConstantWriter.cpp
index 02569ec33d4807d7cf52a7d840afb227f65c5731..088a5b787bc11cf844a08ab9f685802b9aa6d8a2 100644 (file)
--- a/lib/Bytecode/Writer/ConstantWriter.cpp
+++ b/lib/Bytecode/Writer/ConstantWriter.cpp
@@ -194,13 +194,9 @@ void BytecodeWriter::outputConstant(const Constant *CPV) {
     break;
   }
 
-  case Type::PointerTyID: {
-    const ConstantPointerRef *CPR = cast<ConstantPointerRef>(CPV);
-    int Slot = Table.getSlot((Value*)CPR->getValue());
-    assert(Slot != -1 && "Global used but not available!!");
-    output_vbr((unsigned)Slot, Out);
-    break;
-  }
+  case Type::PointerTyID:
+    assert(0 && "No non-null, non-constant-expr constants allowed!");
+    abort();
 
   case Type::FloatTyID: {   // Floating point types...
     float Tmp = (float)cast<ConstantFP>(CPV)->getValue();