[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp

[Evan Cheng]

Changes in directory llvm/lib/Target/PowerPC:

PPCISelDAGToDAG.cpp updated: 1.231 -> 1.232
---
Log message:

Prevent PPC::BCC first operand, the PRED number, from being isel'd into a LI instruction.

---
Diffs of the changes:  (+4 -1)

 PPCISelDAGToDAG.cpp |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletion(-)


Index: llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
diff -u llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp:1.231 llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp:1.232
--- llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp:1.231	Fri Jun 22 09:59:07 2007
+++ llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp	Thu Jun 28 20:25:06 2007
@@ -1080,7 +1080,10 @@
     // Op #2 is the CR#
     // Op #3 is the Dest MBB
     AddToISelQueue(N->getOperand(4));  // Op #4 is the Flag.
-    SDOperand Ops[] = { N->getOperand(1), N->getOperand(2), N->getOperand(3),
+    // Prevent PPC::PRED_* from being selected into LI.
+    SDOperand Pred =
+      getI32Imm(cast<ConstantSDNode>(N->getOperand(1))->getValue());
+    SDOperand Ops[] = { Pred, N->getOperand(2), N->getOperand(3),
       N->getOperand(0), N->getOperand(4) };
     return CurDAG->SelectNodeTo(N, PPC::BCC, MVT::Other, Ops, 5);
   }