commit f570feeae31806c1d2a0c2641d821811453409d1
author Andrew Lenharth <andrewl@lenharth.org> Tue Jun 13 18:27:39 2006 +0000
committer Andrew Lenharth <andrewl@lenharth.org> Tue Jun 13 18:27:39 2006 +0000
tree 33d5963f3ce9fe05587726b33704885a4b09d962
parent c5bb8ab1d559c83e67855047fc97eb360efdae2b

It really helps to be returning to the correct place

llvm-svn: 28769

llvm/lib/Target/Alpha/AlphaISelDAGToDAG.cpp

diff --git a/llvm/lib/Target/Alpha/AlphaISelDAGToDAG.cpp b/llvm/lib/Target/Alpha/AlphaISelDAGToDAG.cpp
index 0073bea..885fcf4 100644
--- a/llvm/lib/Target/Alpha/AlphaISelDAGToDAG.cpp
+++ b/llvm/lib/Target/Alpha/AlphaISelDAGToDAG.cpp
@@ -124,7 +124,7 @@
     
 private:
     SDOperand getGlobalBaseReg();
-    SDOperand getRASaveReg();
+    SDOperand getGlobalRetAddr();
     SDOperand SelectCALL(SDOperand Op);
 
   };
@@ -141,7 +141,7 @@
 
 /// getRASaveReg - Grab the return address
 ///
-SDOperand AlphaDAGToDAGISel::getRASaveReg() {
+SDOperand AlphaDAGToDAGISel::getGlobalRetAddr() {
   return CurDAG->getCopyFromReg(CurDAG->getEntryNode(),
                                 AlphaLowering.getVRegRA(), 
                                 MVT::i64);
@@ -197,6 +197,9 @@
   case AlphaISD::GlobalBaseReg: 
     Result = getGlobalBaseReg();
     return;
+  case AlphaISD::GlobalRetAddr:
+    Result = getGlobalRetAddr();
+    return;
   
   case AlphaISD::DivCall: {
     SDOperand Chain = CurDAG->getEntryNode();
@@ -226,30 +229,6 @@
     return;
   }
 
-  case ISD::RET: {
-    SDOperand Chain;
-    Select(Chain, N->getOperand(0));     // Token chain.
-    SDOperand InFlag(0,0);
-
-    if (N->getNumOperands() == 3) {
-      SDOperand Val;
-      Select(Val, N->getOperand(1));
-      if (N->getOperand(1).getValueType() == MVT::i64) {
-        Chain = CurDAG->getCopyToReg(Chain, Alpha::R0, Val, InFlag);
-        InFlag = Chain.getValue(1);
-      } else if (N->getOperand(1).getValueType() == MVT::f64 ||
-                 N->getOperand(1).getValueType() == MVT::f32) {
-        Chain = CurDAG->getCopyToReg(Chain, Alpha::F0, Val, InFlag);
-        InFlag = Chain.getValue(1);
-      }
-    }
-    Chain = CurDAG->getCopyToReg(Chain, Alpha::R26, getRASaveReg(), InFlag);
-    InFlag = Chain.getValue(1);
-    
-    // Finally, select this to a ret instruction.
-    Result = CurDAG->SelectNodeTo(N, Alpha::RETDAG, MVT::Other, Chain, InFlag);
-    return;
-  }
   case ISD::Constant: {
     uint64_t uval = cast<ConstantSDNode>(N)->getValue();
     
@@ -469,7 +448,6 @@
        assert(0 && "Unknown operand"); 
    }
 
-
    // Finally, once everything is in registers to pass to the call, emit the
    // call itself.
    if (Addr.getOpcode() == AlphaISD::GPRelLo) {