[llvm-commits] CVS: llvm/lib/Target/Alpha/AlphaISelPattern.cpp

[Andrew Lenharth]

Changes in directory llvm/lib/Target/Alpha:

AlphaISelPattern.cpp updated: 1.127 -> 1.128
---
Log message:

With setOperationAction(ISD::UINT_TO_FP, MVT::i64, Expand), Legalize
should be able to handle this case.  The code is there, so let's see 
if it works.



---
Diffs of the changes:  (+12 -36)

 AlphaISelPattern.cpp |   48 ++++++++++++------------------------------------
 1 files changed, 12 insertions(+), 36 deletions(-)


Index: llvm/lib/Target/Alpha/AlphaISelPattern.cpp
diff -u llvm/lib/Target/Alpha/AlphaISelPattern.cpp:1.127 llvm/lib/Target/Alpha/AlphaISelPattern.cpp:1.128
--- llvm/lib/Target/Alpha/AlphaISelPattern.cpp:1.127	Thu Jun 23 18:42:05 2005
+++ llvm/lib/Target/Alpha/AlphaISelPattern.cpp	Sun Jun 26 17:23:06 2005
@@ -90,18 +90,21 @@
       addRegisterClass(MVT::f32, Alpha::FPRCRegisterClass);
 
       setOperationAction(ISD::BRCONDTWOWAY, MVT::Other, Expand);
-      setOperationAction(ISD::EXTLOAD  , MVT::i1   , Promote);
-      setOperationAction(ISD::EXTLOAD  , MVT::f32  , Promote);
 
-      setOperationAction(ISD::ZEXTLOAD , MVT::i1   , Expand);
-      setOperationAction(ISD::ZEXTLOAD , MVT::i32  , Expand);
+      setOperationAction(ISD::EXTLOAD, MVT::i1,  Promote);
+      setOperationAction(ISD::EXTLOAD, MVT::f32, Promote);
 
-      setOperationAction(ISD::SEXTLOAD , MVT::i1   , Expand);
-      setOperationAction(ISD::SEXTLOAD , MVT::i8   , Expand);
-      setOperationAction(ISD::SEXTLOAD , MVT::i16  , Expand);
+      setOperationAction(ISD::ZEXTLOAD, MVT::i1   , Expand);
+      setOperationAction(ISD::ZEXTLOAD, MVT::i32  , Expand);
 
-      setOperationAction(ISD::SREM     , MVT::f32  , Expand);
-      setOperationAction(ISD::SREM     , MVT::f64  , Expand);
+      setOperationAction(ISD::SEXTLOAD, MVT::i1,  Expand);
+      setOperationAction(ISD::SEXTLOAD, MVT::i8,  Expand);
+      setOperationAction(ISD::SEXTLOAD, MVT::i16, Expand);
+
+      setOperationAction(ISD::SREM, MVT::f32, Expand);
+      setOperationAction(ISD::SREM, MVT::f64, Expand);
+
+      setOperationAction(ISD::UINT_TO_FP, MVT::i64, Expand);
 
       if (!EnableAlphaCT) {
         setOperationAction(ISD::CTPOP    , MVT::i64  , Expand);
@@ -1344,33 +1347,6 @@
       return Result;
     }
 
-  case ISD::UINT_TO_FP:
-    {
-      //FIXME: First test if we will have problems with the sign bit before doing the slow thing
-      assert (N.getOperand(0).getValueType() == MVT::i64
-              && "only quads can be loaded from");
-      Tmp1 = SelectExpr(N.getOperand(0));  // Get the operand register
-      Tmp2 = MakeReg(MVT::i64);
-      BuildMI(BB, Alpha::SRL, 2, Tmp2).addReg(Tmp1).addImm(1);
-      Tmp3 = MakeReg(MVT::i64);
-      BuildMI(BB, Alpha::CMPLT, 2, Tmp3).addReg(Tmp1).addReg(Alpha::R31);
-      unsigned Tmp4 = MakeReg(MVT::f64), Tmp5 = MakeReg(MVT::f64), Tmp6 = MakeReg(MVT::f64);
-      MoveInt2FP(Tmp1, Tmp4, true);
-      MoveInt2FP(Tmp2, Tmp5, true);
-      MoveInt2FP(Tmp3, Tmp6, true);
-      Tmp1 = MakeReg(MVT::f64);
-      Tmp2 = MakeReg(MVT::f64);
-      Opc = DestType == MVT::f64 ? Alpha::CVTQT : Alpha::CVTQS;
-      BuildMI(BB, Opc, 1, Tmp1).addReg(Tmp4);
-      BuildMI(BB, Opc, 1, Tmp2).addReg(Tmp5);
-      Tmp3 = MakeReg(MVT::f64);
-      BuildMI(BB, Alpha::ADDT, 2, Tmp3).addReg(Tmp2).addReg(Tmp2);
-      //Ok, now tmp1 had the plain covereted
-      //tmp3 has the reduced converted and added
-      //tmp6 has the conditional to use
-      BuildMI(BB, Alpha::FCMOVNE, 3, Result).addReg(Tmp1).addReg(Tmp3).addReg(Tmp6);
-      return Result;
-    }
   case ISD::SINT_TO_FP:
     {
       assert (N.getOperand(0).getValueType() == MVT::i64