Revert Christopher Lamb's load/store alignment changes.

[oota-llvm.git] / include / llvm / CodeGen / SSARegMap.h

diff --git a/include/llvm/CodeGen/SSARegMap.h b/include/llvm/CodeGen/SSARegMap.h
index 893b0c71670f517db450d8f7d96808f97210c11b..97d8d6988c4ff5dc0c9e53eb93c2b1003cd49740 100644 (file)
--- a/include/llvm/CodeGen/SSARegMap.h
+++ b/include/llvm/CodeGen/SSARegMap.h
@@ -18,14 +18,14 @@
 #define LLVM_CODEGEN_SSAREGMAP_H
 
 #include "llvm/Target/MRegisterInfo.h"
-#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/IndexedMap.h"
 
 namespace llvm {
 
 class TargetRegisterClass;
 
 class SSARegMap {
-  DenseMap<const TargetRegisterClass*, VirtReg2IndexFunctor> RegClassMap;
+  IndexedMap<const TargetRegisterClass*, VirtReg2IndexFunctor> RegClassMap;
   unsigned NextRegNum;
 
  public:
@@ -39,6 +39,7 @@ class SSARegMap {
   /// function with the specified register class.
   ///
   unsigned createVirtualRegister(const TargetRegisterClass *RegClass) {
+    assert(RegClass && "Cannot create register without RegClass!");
     RegClassMap.grow(NextRegNum);
     RegClassMap[NextRegNum] = RegClass;
     return NextRegNum++;