[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp

[Chris Lattner]

Changes in directory llvm/lib/Target/PowerPC:

PPC32ISelDAGToDAG.cpp updated: 1.28 -> 1.29
---
Log message:

Implement support for taking the address of constant pool indices, which
is used by the int -> FP code among other things.  This gets 
2005-05-12-Int64ToFP past that failure, to dying on lack of support for add_parts


---
Diffs of the changes:  (+10 -0)

 PPC32ISelDAGToDAG.cpp |   10 ++++++++++
 1 files changed, 10 insertions(+)


Index: llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp
diff -u llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp:1.28 llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp:1.29
--- llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp:1.28	Wed Aug 24 23:47:18 2005
+++ llvm/lib/Target/PowerPC/PPC32ISelDAGToDAG.cpp	Thu Aug 25 00:04:11 2005
@@ -557,6 +557,16 @@
                          getI32Imm(0));
     break;
   }
+  case ISD::ConstantPool: {
+    unsigned CPIIdx = cast<ConstantPoolSDNode>(N)->getIndex();
+    SDOperand Tmp, CPI = CurDAG->getTargetConstantPool(CPIIdx, MVT::i32);
+    if (PICEnabled)
+      Tmp = CurDAG->getTargetNode(PPC::ADDIS, MVT::i32, getGlobalBaseReg(),CPI);
+    else
+      Tmp = CurDAG->getTargetNode(PPC::LIS, MVT::i32, CPI);
+    CurDAG->SelectNodeTo(N, MVT::i32, PPC::LA, Tmp, CPI);
+    break;
+  }
   case ISD::GlobalAddress: {
     GlobalValue *GV = cast<GlobalAddressSDNode>(N)->getGlobal();
     SDOperand Tmp;