split register class handling from explicit physreg handling.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26308 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index bbf590b..e32cc0f 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -1961,8 +1961,8 @@
 }
 
 std::vector<unsigned> X86TargetLowering::
-getRegForInlineAsmConstraint(const std::string &Constraint,
-                             MVT::ValueType VT) const {
+getRegClassForInlineAsmConstraint(const std::string &Constraint,
+                                  MVT::ValueType VT) const {
   if (Constraint.size() == 1) {
     // FIXME: not handling fp-stack yet!
     // FIXME: not handling MMX registers yet ('y' constraint).
@@ -1993,6 +1993,5 @@
     }
   }
   
-  // Handle explicit register names.
-  return TargetLowering::getRegForInlineAsmConstraint(Constraint, VT);
+  return std::vector<unsigned>();
 }
diff --git a/lib/Target/X86/X86ISelLowering.h b/lib/Target/X86/X86ISelLowering.h
index 375320c..d45afa4 100644
--- a/lib/Target/X86/X86ISelLowering.h
+++ b/lib/Target/X86/X86ISelLowering.h
@@ -224,8 +224,8 @@
     SDOperand getReturnAddressFrameIndex(SelectionDAG &DAG);
 
     std::vector<unsigned> 
-      getRegForInlineAsmConstraint(const std::string &Constraint,
-                                   MVT::ValueType VT) const;
+      getRegClassForInlineAsmConstraint(const std::string &Constraint,
+                                        MVT::ValueType VT) const;
   private:
     // C Calling Convention implementation.
     std::vector<SDOperand> LowerCCCArguments(Function &F, SelectionDAG &DAG);