pecimise loads, put indirect call addr in right register.  still doesn't fix methcall


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@19963 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaISelPattern.cpp b/lib/Target/Alpha/AlphaISelPattern.cpp
index 731f303..ecd635f 100644
--- a/lib/Target/Alpha/AlphaISelPattern.cpp
+++ b/lib/Target/Alpha/AlphaISelPattern.cpp
@@ -307,6 +307,12 @@
     Node->dump();
     assert(0 && "Node not handled!\n");
 
+  case ISD::FP_ROUND:
+    assert (DestType == MVT::f32 && N.getOperand(0).getValueType() == MVT::f64 && "only f64 to f32 conversion supported here");
+    Tmp1 = SelectExpr(N.getOperand(0));
+    BuildMI(BB, Alpha::CVTTS, 1, Result).addReg(Tmp1);
+    return Result;
+
   case ISD::FP_EXTEND:
     assert (DestType == MVT::f64 && N.getOperand(0).getValueType() == MVT::f32 && "only f32 to f64 conversion supported here");
     Tmp1 = SelectExpr(N.getOperand(0));
@@ -660,7 +666,8 @@
         {
           //no need to restore GP as we are doing an indirect call
           Tmp1 = SelectExpr(N.getOperand(1));
-          BuildMI(BB, Alpha::JSR, 2, Alpha::R26).addReg(Tmp1).addImm(1);
+	  BuildMI(BB, Alpha::BIS, 2, Alpha::R27).addReg(Tmp1).addReg(Tmp1);
+          BuildMI(BB, Alpha::JSR, 2, Alpha::R26).addReg(Alpha::R27).addImm(0);
         }
       
       //push the result into a virtual register