Fix miscompilation of float vector returns. Compile code to this:

_func:
        vsldoi v2, v3, v2, 12
        vsldoi v2, v2, v2, 4
        blr

instead of:

_func:
        vsldoi v2, v3, v2, 12
        vsldoi v2, v2, v2, 4
***     vor f1, v2, v2
        blr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29607 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 1cb69d1e006a9409890c7ce3d6ac9d0c79af8550..73610fc48265659bc9887588f97feabd37078000 100644 (file)
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -1238,11 +1238,11 @@ static SDOperand LowerRET(SDOperand Op, SelectionDAG &DAG) {
       ArgReg = PPC::R3;
     } else if (ArgVT == MVT::i64) {
       ArgReg = PPC::X3;
-    } else if (MVT::isFloatingPoint(ArgVT)) {
-      ArgReg = PPC::F1;
-    } else {
-      assert(MVT::isVector(ArgVT));
+    } else if (MVT::isVector(ArgVT)) {
       ArgReg = PPC::V2;
+    } else {
+      assert(MVT::isFloatingPoint(ArgVT));
+      ArgReg = PPC::F1;
     }
     
     Copy = DAG.getCopyToReg(Op.getOperand(0), ArgReg, Op.getOperand(1),